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1 86c3caaf 2018-03-09 stsp /*
2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
3 86c3caaf 2018-03-09 stsp *
4 86c3caaf 2018-03-09 stsp * Permission to use, copy, modify, and distribute this software for any
5 86c3caaf 2018-03-09 stsp * purpose with or without fee is hereby granted, provided that the above
6 86c3caaf 2018-03-09 stsp * copyright notice and this permission notice appear in all copies.
7 86c3caaf 2018-03-09 stsp *
8 86c3caaf 2018-03-09 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 86c3caaf 2018-03-09 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 86c3caaf 2018-03-09 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 86c3caaf 2018-03-09 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 86c3caaf 2018-03-09 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 86c3caaf 2018-03-09 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 86c3caaf 2018-03-09 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 86c3caaf 2018-03-09 stsp */
16 86c3caaf 2018-03-09 stsp
17 86c3caaf 2018-03-09 stsp #include <sys/stat.h>
18 86c3caaf 2018-03-09 stsp
19 d1f6d47b 2019-02-04 stsp #include <dirent.h>
20 12ce7a6c 2019-08-12 stsp #include <limits.h>
21 f5c49f82 2019-01-06 stsp #include <stddef.h>
22 86c3caaf 2018-03-09 stsp #include <string.h>
23 86c3caaf 2018-03-09 stsp #include <stdio.h>
24 86c3caaf 2018-03-09 stsp #include <stdlib.h>
25 303e14b5 2019-09-23 stsp #include <time.h>
26 86c3caaf 2018-03-09 stsp #include <fcntl.h>
27 86c3caaf 2018-03-09 stsp #include <errno.h>
28 86c3caaf 2018-03-09 stsp #include <unistd.h>
29 9d31a1d8 2018-03-11 stsp #include <zlib.h>
30 9d31a1d8 2018-03-11 stsp #include <fnmatch.h>
31 512f0d0e 2019-01-02 stsp #include <libgen.h>
32 dd038bc6 2021-09-21 thomas.ad
33 dd038bc6 2021-09-21 thomas.ad #include "got_compat.h"
34 86c3caaf 2018-03-09 stsp
35 86c3caaf 2018-03-09 stsp #include "got_error.h"
36 86c3caaf 2018-03-09 stsp #include "got_repository.h"
37 5261c201 2018-04-01 stsp #include "got_reference.h"
38 9d31a1d8 2018-03-11 stsp #include "got_object.h"
39 1dd54920 2019-05-11 stsp #include "got_path.h"
40 e6209546 2019-08-22 stsp #include "got_cancel.h"
41 86c3caaf 2018-03-09 stsp #include "got_worktree.h"
42 511a516b 2018-05-19 stsp #include "got_opentemp.h"
43 234035bc 2019-06-01 stsp #include "got_diff.h"
44 86c3caaf 2018-03-09 stsp
45 718b3ab0 2018-03-17 stsp #include "got_lib_worktree.h"
46 718b3ab0 2018-03-17 stsp #include "got_lib_sha1.h"
47 718b3ab0 2018-03-17 stsp #include "got_lib_fileindex.h"
48 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
49 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
50 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
51 ed175427 2019-05-09 stsp #include "got_lib_object_parse.h"
52 cf066bf8 2019-05-09 stsp #include "got_lib_object_create.h"
53 24519714 2019-05-09 stsp #include "got_lib_object_idset.h"
54 6353ad76 2019-02-08 stsp #include "got_lib_diff.h"
55 50b0790e 2020-09-11 stsp #include "got_lib_gotconfig.h"
56 9d31a1d8 2018-03-11 stsp
57 9d31a1d8 2018-03-11 stsp #ifndef MIN
58 9d31a1d8 2018-03-11 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
59 9d31a1d8 2018-03-11 stsp #endif
60 f69721c3 2019-10-21 stsp
61 f69721c3 2019-10-21 stsp #define GOT_MERGE_LABEL_MERGED "merged change"
62 f69721c3 2019-10-21 stsp #define GOT_MERGE_LABEL_BASE "3-way merge base"
63 86c3caaf 2018-03-09 stsp
64 99724ed4 2018-03-10 stsp static const struct got_error *
65 7ac97322 2018-03-11 stsp create_meta_file(const char *path_got, const char *name, const char *content)
66 99724ed4 2018-03-10 stsp {
67 99724ed4 2018-03-10 stsp const struct got_error *err = NULL;
68 99724ed4 2018-03-10 stsp char *path;
69 99724ed4 2018-03-10 stsp
70 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", path_got, name) == -1)
71 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
72 99724ed4 2018-03-10 stsp
73 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, content);
74 99724ed4 2018-03-10 stsp free(path);
75 507dc3bb 2018-12-29 stsp return err;
76 507dc3bb 2018-12-29 stsp }
77 507dc3bb 2018-12-29 stsp
78 507dc3bb 2018-12-29 stsp static const struct got_error *
79 507dc3bb 2018-12-29 stsp update_meta_file(const char *path_got, const char *name, const char *content)
80 507dc3bb 2018-12-29 stsp {
81 507dc3bb 2018-12-29 stsp const struct got_error *err = NULL;
82 507dc3bb 2018-12-29 stsp FILE *tmpfile = NULL;
83 507dc3bb 2018-12-29 stsp char *tmppath = NULL;
84 507dc3bb 2018-12-29 stsp char *path = NULL;
85 507dc3bb 2018-12-29 stsp
86 507dc3bb 2018-12-29 stsp if (asprintf(&path, "%s/%s", path_got, name) == -1) {
87 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
88 507dc3bb 2018-12-29 stsp path = NULL;
89 507dc3bb 2018-12-29 stsp goto done;
90 507dc3bb 2018-12-29 stsp }
91 507dc3bb 2018-12-29 stsp
92 507dc3bb 2018-12-29 stsp err = got_opentemp_named(&tmppath, &tmpfile, path);
93 507dc3bb 2018-12-29 stsp if (err)
94 507dc3bb 2018-12-29 stsp goto done;
95 507dc3bb 2018-12-29 stsp
96 507dc3bb 2018-12-29 stsp if (content) {
97 507dc3bb 2018-12-29 stsp int len = fprintf(tmpfile, "%s\n", content);
98 507dc3bb 2018-12-29 stsp if (len != strlen(content) + 1) {
99 638f9024 2019-05-13 stsp err = got_error_from_errno2("fprintf", tmppath);
100 507dc3bb 2018-12-29 stsp goto done;
101 507dc3bb 2018-12-29 stsp }
102 507dc3bb 2018-12-29 stsp }
103 507dc3bb 2018-12-29 stsp
104 507dc3bb 2018-12-29 stsp if (rename(tmppath, path) != 0) {
105 638f9024 2019-05-13 stsp err = got_error_from_errno3("rename", tmppath, path);
106 2a57020b 2019-02-20 stsp unlink(tmppath);
107 507dc3bb 2018-12-29 stsp goto done;
108 507dc3bb 2018-12-29 stsp }
109 507dc3bb 2018-12-29 stsp
110 507dc3bb 2018-12-29 stsp done:
111 56b63ca4 2021-01-22 stsp if (fclose(tmpfile) == EOF && err == NULL)
112 638f9024 2019-05-13 stsp err = got_error_from_errno2("fclose", tmppath);
113 230a42bd 2019-05-11 jcs free(tmppath);
114 09fe317a 2018-03-11 stsp return err;
115 09fe317a 2018-03-11 stsp }
116 09fe317a 2018-03-11 stsp
117 024e9686 2019-05-14 stsp static const struct got_error *
118 024e9686 2019-05-14 stsp write_head_ref(const char *path_got, struct got_reference *head_ref)
119 024e9686 2019-05-14 stsp {
120 024e9686 2019-05-14 stsp const struct got_error *err = NULL;
121 024e9686 2019-05-14 stsp char *refstr = NULL;
122 024e9686 2019-05-14 stsp
123 024e9686 2019-05-14 stsp if (got_ref_is_symbolic(head_ref)) {
124 024e9686 2019-05-14 stsp refstr = got_ref_to_str(head_ref);
125 024e9686 2019-05-14 stsp if (refstr == NULL)
126 024e9686 2019-05-14 stsp return got_error_from_errno("got_ref_to_str");
127 024e9686 2019-05-14 stsp } else {
128 024e9686 2019-05-14 stsp refstr = strdup(got_ref_get_name(head_ref));
129 024e9686 2019-05-14 stsp if (refstr == NULL)
130 024e9686 2019-05-14 stsp return got_error_from_errno("strdup");
131 024e9686 2019-05-14 stsp }
132 024e9686 2019-05-14 stsp err = update_meta_file(path_got, GOT_WORKTREE_HEAD_REF, refstr);
133 024e9686 2019-05-14 stsp free(refstr);
134 024e9686 2019-05-14 stsp return err;
135 024e9686 2019-05-14 stsp }
136 024e9686 2019-05-14 stsp
137 86c3caaf 2018-03-09 stsp const struct got_error *
138 86c3caaf 2018-03-09 stsp got_worktree_init(const char *path, struct got_reference *head_ref,
139 577ec78f 2018-03-11 stsp const char *prefix, struct got_repository *repo)
140 86c3caaf 2018-03-09 stsp {
141 86c3caaf 2018-03-09 stsp const struct got_error *err = NULL;
142 65596e15 2018-12-24 stsp struct got_object_id *commit_id = NULL;
143 ec22038e 2019-03-10 stsp uuid_t uuid;
144 ec22038e 2019-03-10 stsp uint32_t uuid_status;
145 65596e15 2018-12-24 stsp int obj_type;
146 7ac97322 2018-03-11 stsp char *path_got = NULL;
147 1451e70d 2018-03-10 stsp char *formatstr = NULL;
148 0bb8a95e 2018-03-12 stsp char *absprefix = NULL;
149 65596e15 2018-12-24 stsp char *basestr = NULL;
150 ec22038e 2019-03-10 stsp char *uuidstr = NULL;
151 65596e15 2018-12-24 stsp
152 0c48fee2 2019-03-11 stsp if (strcmp(path, got_repo_get_path(repo)) == 0) {
153 0c48fee2 2019-03-11 stsp err = got_error(GOT_ERR_WORKTREE_REPO);
154 0c48fee2 2019-03-11 stsp goto done;
155 0c48fee2 2019-03-11 stsp }
156 0c48fee2 2019-03-11 stsp
157 65596e15 2018-12-24 stsp err = got_ref_resolve(&commit_id, repo, head_ref);
158 65596e15 2018-12-24 stsp if (err)
159 65596e15 2018-12-24 stsp return err;
160 65596e15 2018-12-24 stsp err = got_object_get_type(&obj_type, repo, commit_id);
161 65596e15 2018-12-24 stsp if (err)
162 65596e15 2018-12-24 stsp return err;
163 65596e15 2018-12-24 stsp if (obj_type != GOT_OBJ_TYPE_COMMIT)
164 65596e15 2018-12-24 stsp return got_error(GOT_ERR_OBJ_TYPE);
165 86c3caaf 2018-03-09 stsp
166 0bb8a95e 2018-03-12 stsp if (!got_path_is_absolute(prefix)) {
167 0bb8a95e 2018-03-12 stsp if (asprintf(&absprefix, "/%s", prefix) == -1)
168 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
169 0bb8a95e 2018-03-12 stsp }
170 577ec78f 2018-03-11 stsp
171 86c3caaf 2018-03-09 stsp /* Create top-level directory (may already exist). */
172 2cb4bacb 2018-03-11 stsp if (mkdir(path, GOT_DEFAULT_DIR_MODE) == -1 && errno != EEXIST) {
173 638f9024 2019-05-13 stsp err = got_error_from_errno2("mkdir", path);
174 86c3caaf 2018-03-09 stsp goto done;
175 86c3caaf 2018-03-09 stsp }
176 86c3caaf 2018-03-09 stsp
177 86c3caaf 2018-03-09 stsp /* Create .got directory (may already exist). */
178 7ac97322 2018-03-11 stsp if (asprintf(&path_got, "%s/%s", path, GOT_WORKTREE_GOT_DIR) == -1) {
179 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
180 86c3caaf 2018-03-09 stsp goto done;
181 86c3caaf 2018-03-09 stsp }
182 7ac97322 2018-03-11 stsp if (mkdir(path_got, GOT_DEFAULT_DIR_MODE) == -1 && errno != EEXIST) {
183 638f9024 2019-05-13 stsp err = got_error_from_errno2("mkdir", path_got);
184 86c3caaf 2018-03-09 stsp goto done;
185 86c3caaf 2018-03-09 stsp }
186 86c3caaf 2018-03-09 stsp
187 056e7441 2018-03-11 stsp /* Create an empty lock file. */
188 7ac97322 2018-03-11 stsp err = create_meta_file(path_got, GOT_WORKTREE_LOCK, NULL);
189 056e7441 2018-03-11 stsp if (err)
190 056e7441 2018-03-11 stsp goto done;
191 056e7441 2018-03-11 stsp
192 86c3caaf 2018-03-09 stsp /* Create an empty file index. */
193 7ac97322 2018-03-11 stsp err = create_meta_file(path_got, GOT_WORKTREE_FILE_INDEX, NULL);
194 99724ed4 2018-03-10 stsp if (err)
195 86c3caaf 2018-03-09 stsp goto done;
196 86c3caaf 2018-03-09 stsp
197 08d425ea 2018-12-24 stsp /* Write the HEAD reference. */
198 024e9686 2019-05-14 stsp err = write_head_ref(path_got, head_ref);
199 65596e15 2018-12-24 stsp if (err)
200 65596e15 2018-12-24 stsp goto done;
201 65596e15 2018-12-24 stsp
202 65596e15 2018-12-24 stsp /* Record our base commit. */
203 65596e15 2018-12-24 stsp err = got_object_id_str(&basestr, commit_id);
204 65596e15 2018-12-24 stsp if (err)
205 65596e15 2018-12-24 stsp goto done;
206 0f92850e 2018-12-25 stsp err = create_meta_file(path_got, GOT_WORKTREE_BASE_COMMIT, basestr);
207 99724ed4 2018-03-10 stsp if (err)
208 86c3caaf 2018-03-09 stsp goto done;
209 86c3caaf 2018-03-09 stsp
210 1451e70d 2018-03-10 stsp /* Store path to repository. */
211 7839bc15 2019-01-06 stsp err = create_meta_file(path_got, GOT_WORKTREE_REPOSITORY,
212 7839bc15 2019-01-06 stsp got_repo_get_path(repo));
213 99724ed4 2018-03-10 stsp if (err)
214 86c3caaf 2018-03-09 stsp goto done;
215 86c3caaf 2018-03-09 stsp
216 577ec78f 2018-03-11 stsp /* Store in-repository path prefix. */
217 0bb8a95e 2018-03-12 stsp err = create_meta_file(path_got, GOT_WORKTREE_PATH_PREFIX,
218 0bb8a95e 2018-03-12 stsp absprefix ? absprefix : prefix);
219 ec22038e 2019-03-10 stsp if (err)
220 ec22038e 2019-03-10 stsp goto done;
221 ec22038e 2019-03-10 stsp
222 ec22038e 2019-03-10 stsp /* Generate UUID. */
223 ec22038e 2019-03-10 stsp uuid_create(&uuid, &uuid_status);
224 ec22038e 2019-03-10 stsp if (uuid_status != uuid_s_ok) {
225 cc483380 2019-09-01 stsp err = got_error_uuid(uuid_status, "uuid_create");
226 ec22038e 2019-03-10 stsp goto done;
227 ec22038e 2019-03-10 stsp }
228 ec22038e 2019-03-10 stsp uuid_to_string(&uuid, &uuidstr, &uuid_status);
229 ec22038e 2019-03-10 stsp if (uuid_status != uuid_s_ok) {
230 cc483380 2019-09-01 stsp err = got_error_uuid(uuid_status, "uuid_to_string");
231 ec22038e 2019-03-10 stsp goto done;
232 ec22038e 2019-03-10 stsp }
233 ec22038e 2019-03-10 stsp err = create_meta_file(path_got, GOT_WORKTREE_UUID, uuidstr);
234 577ec78f 2018-03-11 stsp if (err)
235 577ec78f 2018-03-11 stsp goto done;
236 577ec78f 2018-03-11 stsp
237 9dce68ed 2018-03-10 stsp /* Stamp work tree with format file. */
238 1451e70d 2018-03-10 stsp if (asprintf(&formatstr, "%d", GOT_WORKTREE_FORMAT_VERSION) == -1) {
239 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
240 1451e70d 2018-03-10 stsp goto done;
241 1451e70d 2018-03-10 stsp }
242 7ac97322 2018-03-11 stsp err = create_meta_file(path_got, GOT_WORKTREE_FORMAT, formatstr);
243 99724ed4 2018-03-10 stsp if (err)
244 1451e70d 2018-03-10 stsp goto done;
245 1451e70d 2018-03-10 stsp
246 86c3caaf 2018-03-09 stsp done:
247 65596e15 2018-12-24 stsp free(commit_id);
248 7ac97322 2018-03-11 stsp free(path_got);
249 1451e70d 2018-03-10 stsp free(formatstr);
250 0bb8a95e 2018-03-12 stsp free(absprefix);
251 65596e15 2018-12-24 stsp free(basestr);
252 ec22038e 2019-03-10 stsp free(uuidstr);
253 86c3caaf 2018-03-09 stsp return err;
254 86c3caaf 2018-03-09 stsp }
255 86c3caaf 2018-03-09 stsp
256 247140b2 2019-02-05 stsp const struct got_error *
257 e5dc7198 2018-12-29 stsp got_worktree_match_path_prefix(int *match, struct got_worktree *worktree,
258 e5dc7198 2018-12-29 stsp const char *path_prefix)
259 e5dc7198 2018-12-29 stsp {
260 e5dc7198 2018-12-29 stsp char *absprefix = NULL;
261 e5dc7198 2018-12-29 stsp
262 e5dc7198 2018-12-29 stsp if (!got_path_is_absolute(path_prefix)) {
263 e5dc7198 2018-12-29 stsp if (asprintf(&absprefix, "/%s", path_prefix) == -1)
264 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
265 e5dc7198 2018-12-29 stsp }
266 e5dc7198 2018-12-29 stsp *match = (strcmp(absprefix ? absprefix : path_prefix,
267 e5dc7198 2018-12-29 stsp worktree->path_prefix) == 0);
268 e5dc7198 2018-12-29 stsp free(absprefix);
269 e5dc7198 2018-12-29 stsp return NULL;
270 86c3caaf 2018-03-09 stsp }
271 86c3caaf 2018-03-09 stsp
272 bc70eb79 2019-05-09 stsp const char *
273 35be1456 2018-03-11 stsp got_worktree_get_head_ref_name(struct got_worktree *worktree)
274 86c3caaf 2018-03-09 stsp {
275 36a38700 2019-05-10 stsp return worktree->head_ref_name;
276 024e9686 2019-05-14 stsp }
277 024e9686 2019-05-14 stsp
278 024e9686 2019-05-14 stsp const struct got_error *
279 024e9686 2019-05-14 stsp got_worktree_set_head_ref(struct got_worktree *worktree,
280 024e9686 2019-05-14 stsp struct got_reference *head_ref)
281 024e9686 2019-05-14 stsp {
282 024e9686 2019-05-14 stsp const struct got_error *err = NULL;
283 024e9686 2019-05-14 stsp char *path_got = NULL, *head_ref_name = NULL;
284 024e9686 2019-05-14 stsp
285 024e9686 2019-05-14 stsp if (asprintf(&path_got, "%s/%s", worktree->root_path,
286 024e9686 2019-05-14 stsp GOT_WORKTREE_GOT_DIR) == -1) {
287 024e9686 2019-05-14 stsp err = got_error_from_errno("asprintf");
288 024e9686 2019-05-14 stsp path_got = NULL;
289 024e9686 2019-05-14 stsp goto done;
290 024e9686 2019-05-14 stsp }
291 024e9686 2019-05-14 stsp
292 024e9686 2019-05-14 stsp head_ref_name = strdup(got_ref_get_name(head_ref));
293 024e9686 2019-05-14 stsp if (head_ref_name == NULL) {
294 024e9686 2019-05-14 stsp err = got_error_from_errno("strdup");
295 024e9686 2019-05-14 stsp goto done;
296 024e9686 2019-05-14 stsp }
297 024e9686 2019-05-14 stsp
298 024e9686 2019-05-14 stsp err = write_head_ref(path_got, head_ref);
299 024e9686 2019-05-14 stsp if (err)
300 024e9686 2019-05-14 stsp goto done;
301 024e9686 2019-05-14 stsp
302 024e9686 2019-05-14 stsp free(worktree->head_ref_name);
303 024e9686 2019-05-14 stsp worktree->head_ref_name = head_ref_name;
304 024e9686 2019-05-14 stsp done:
305 024e9686 2019-05-14 stsp free(path_got);
306 024e9686 2019-05-14 stsp if (err)
307 024e9686 2019-05-14 stsp free(head_ref_name);
308 024e9686 2019-05-14 stsp return err;
309 507dc3bb 2018-12-29 stsp }
310 507dc3bb 2018-12-29 stsp
311 b72f483a 2019-02-05 stsp struct got_object_id *
312 507dc3bb 2018-12-29 stsp got_worktree_get_base_commit_id(struct got_worktree *worktree)
313 507dc3bb 2018-12-29 stsp {
314 507dc3bb 2018-12-29 stsp return worktree->base_commit_id;
315 86c3caaf 2018-03-09 stsp }
316 86c3caaf 2018-03-09 stsp
317 507dc3bb 2018-12-29 stsp const struct got_error *
318 507dc3bb 2018-12-29 stsp got_worktree_set_base_commit_id(struct got_worktree *worktree,
319 507dc3bb 2018-12-29 stsp struct got_repository *repo, struct got_object_id *commit_id)
320 507dc3bb 2018-12-29 stsp {
321 507dc3bb 2018-12-29 stsp const struct got_error *err;
322 507dc3bb 2018-12-29 stsp struct got_object *obj = NULL;
323 507dc3bb 2018-12-29 stsp char *id_str = NULL;
324 507dc3bb 2018-12-29 stsp char *path_got = NULL;
325 507dc3bb 2018-12-29 stsp
326 507dc3bb 2018-12-29 stsp if (asprintf(&path_got, "%s/%s", worktree->root_path,
327 507dc3bb 2018-12-29 stsp GOT_WORKTREE_GOT_DIR) == -1) {
328 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
329 507dc3bb 2018-12-29 stsp path_got = NULL;
330 507dc3bb 2018-12-29 stsp goto done;
331 507dc3bb 2018-12-29 stsp }
332 507dc3bb 2018-12-29 stsp
333 507dc3bb 2018-12-29 stsp err = got_object_open(&obj, repo, commit_id);
334 507dc3bb 2018-12-29 stsp if (err)
335 507dc3bb 2018-12-29 stsp return err;
336 507dc3bb 2018-12-29 stsp
337 507dc3bb 2018-12-29 stsp if (obj->type != GOT_OBJ_TYPE_COMMIT) {
338 507dc3bb 2018-12-29 stsp err = got_error(GOT_ERR_OBJ_TYPE);
339 507dc3bb 2018-12-29 stsp goto done;
340 507dc3bb 2018-12-29 stsp }
341 507dc3bb 2018-12-29 stsp
342 507dc3bb 2018-12-29 stsp /* Record our base commit. */
343 507dc3bb 2018-12-29 stsp err = got_object_id_str(&id_str, commit_id);
344 507dc3bb 2018-12-29 stsp if (err)
345 507dc3bb 2018-12-29 stsp goto done;
346 507dc3bb 2018-12-29 stsp err = update_meta_file(path_got, GOT_WORKTREE_BASE_COMMIT, id_str);
347 507dc3bb 2018-12-29 stsp if (err)
348 507dc3bb 2018-12-29 stsp goto done;
349 507dc3bb 2018-12-29 stsp
350 507dc3bb 2018-12-29 stsp free(worktree->base_commit_id);
351 507dc3bb 2018-12-29 stsp worktree->base_commit_id = got_object_id_dup(commit_id);
352 507dc3bb 2018-12-29 stsp if (worktree->base_commit_id == NULL) {
353 638f9024 2019-05-13 stsp err = got_error_from_errno("got_object_id_dup");
354 507dc3bb 2018-12-29 stsp goto done;
355 507dc3bb 2018-12-29 stsp }
356 507dc3bb 2018-12-29 stsp done:
357 507dc3bb 2018-12-29 stsp if (obj)
358 507dc3bb 2018-12-29 stsp got_object_close(obj);
359 507dc3bb 2018-12-29 stsp free(id_str);
360 507dc3bb 2018-12-29 stsp free(path_got);
361 507dc3bb 2018-12-29 stsp return err;
362 50b0790e 2020-09-11 stsp }
363 50b0790e 2020-09-11 stsp
364 50b0790e 2020-09-11 stsp const struct got_gotconfig *
365 50b0790e 2020-09-11 stsp got_worktree_get_gotconfig(struct got_worktree *worktree)
366 50b0790e 2020-09-11 stsp {
367 50b0790e 2020-09-11 stsp return worktree->gotconfig;
368 507dc3bb 2018-12-29 stsp }
369 507dc3bb 2018-12-29 stsp
370 9d31a1d8 2018-03-11 stsp static const struct got_error *
371 9d31a1d8 2018-03-11 stsp lock_worktree(struct got_worktree *worktree, int operation)
372 86c3caaf 2018-03-09 stsp {
373 9d31a1d8 2018-03-11 stsp if (flock(worktree->lockfd, operation | LOCK_NB) == -1)
374 9d31a1d8 2018-03-11 stsp return (errno == EWOULDBLOCK ? got_error(GOT_ERR_WORKTREE_BUSY)
375 638f9024 2019-05-13 stsp : got_error_from_errno2("flock",
376 230a42bd 2019-05-11 jcs got_worktree_get_root_path(worktree)));
377 86c3caaf 2018-03-09 stsp return NULL;
378 21908da4 2019-01-13 stsp }
379 21908da4 2019-01-13 stsp
380 21908da4 2019-01-13 stsp static const struct got_error *
381 4a1ddfc2 2019-01-12 stsp add_dir_on_disk(struct got_worktree *worktree, const char *path)
382 4a1ddfc2 2019-01-12 stsp {
383 4a1ddfc2 2019-01-12 stsp const struct got_error *err = NULL;
384 4a1ddfc2 2019-01-12 stsp char *abspath;
385 4a1ddfc2 2019-01-12 stsp
386 4a1ddfc2 2019-01-12 stsp if (asprintf(&abspath, "%s/%s", worktree->root_path, path) == -1)
387 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
388 4a1ddfc2 2019-01-12 stsp
389 0cd1c46a 2019-03-11 stsp err = got_path_mkdir(abspath);
390 ddcd8544 2019-03-11 stsp if (err && err->code == GOT_ERR_ERRNO && errno == EEXIST) {
391 ddcd8544 2019-03-11 stsp struct stat sb;
392 ddcd8544 2019-03-11 stsp err = NULL;
393 ddcd8544 2019-03-11 stsp if (lstat(abspath, &sb) == -1) {
394 638f9024 2019-05-13 stsp err = got_error_from_errno2("lstat", abspath);
395 ddcd8544 2019-03-11 stsp } else if (!S_ISDIR(sb.st_mode)) {
396 ddcd8544 2019-03-11 stsp /* TODO directory is obstructed; do something */
397 3665fce0 2020-07-13 stsp err = got_error_path(abspath, GOT_ERR_FILE_OBSTRUCTED);
398 ddcd8544 2019-03-11 stsp }
399 ddcd8544 2019-03-11 stsp }
400 4a1ddfc2 2019-01-12 stsp free(abspath);
401 68c76935 2019-02-19 stsp return err;
402 68c76935 2019-02-19 stsp }
403 68c76935 2019-02-19 stsp
404 68c76935 2019-02-19 stsp static const struct got_error *
405 68c76935 2019-02-19 stsp check_file_contents_equal(int *same, FILE *f1, FILE *f2)
406 68c76935 2019-02-19 stsp {
407 68c76935 2019-02-19 stsp const struct got_error *err = NULL;
408 68c76935 2019-02-19 stsp uint8_t fbuf1[8192];
409 68c76935 2019-02-19 stsp uint8_t fbuf2[8192];
410 68c76935 2019-02-19 stsp size_t flen1 = 0, flen2 = 0;
411 68c76935 2019-02-19 stsp
412 68c76935 2019-02-19 stsp *same = 1;
413 68c76935 2019-02-19 stsp
414 230a42bd 2019-05-11 jcs for (;;) {
415 68c76935 2019-02-19 stsp flen1 = fread(fbuf1, 1, sizeof(fbuf1), f1);
416 68c76935 2019-02-19 stsp if (flen1 == 0 && ferror(f1)) {
417 638f9024 2019-05-13 stsp err = got_error_from_errno("fread");
418 68c76935 2019-02-19 stsp break;
419 68c76935 2019-02-19 stsp }
420 68c76935 2019-02-19 stsp flen2 = fread(fbuf2, 1, sizeof(fbuf2), f2);
421 68c76935 2019-02-19 stsp if (flen2 == 0 && ferror(f2)) {
422 638f9024 2019-05-13 stsp err = got_error_from_errno("fread");
423 68c76935 2019-02-19 stsp break;
424 68c76935 2019-02-19 stsp }
425 68c76935 2019-02-19 stsp if (flen1 == 0) {
426 68c76935 2019-02-19 stsp if (flen2 != 0)
427 68c76935 2019-02-19 stsp *same = 0;
428 68c76935 2019-02-19 stsp break;
429 68c76935 2019-02-19 stsp } else if (flen2 == 0) {
430 68c76935 2019-02-19 stsp if (flen1 != 0)
431 68c76935 2019-02-19 stsp *same = 0;
432 68c76935 2019-02-19 stsp break;
433 68c76935 2019-02-19 stsp } else if (flen1 == flen2) {
434 68c76935 2019-02-19 stsp if (memcmp(fbuf1, fbuf2, flen2) != 0) {
435 68c76935 2019-02-19 stsp *same = 0;
436 68c76935 2019-02-19 stsp break;
437 68c76935 2019-02-19 stsp }
438 68c76935 2019-02-19 stsp } else {
439 68c76935 2019-02-19 stsp *same = 0;
440 68c76935 2019-02-19 stsp break;
441 68c76935 2019-02-19 stsp }
442 68c76935 2019-02-19 stsp }
443 68c76935 2019-02-19 stsp
444 68c76935 2019-02-19 stsp return err;
445 68c76935 2019-02-19 stsp }
446 68c76935 2019-02-19 stsp
447 68c76935 2019-02-19 stsp static const struct got_error *
448 db590691 2021-06-02 stsp check_files_equal(int *same, FILE *f1, FILE *f2)
449 68c76935 2019-02-19 stsp {
450 68c76935 2019-02-19 stsp struct stat sb;
451 68c76935 2019-02-19 stsp size_t size1, size2;
452 68c76935 2019-02-19 stsp
453 68c76935 2019-02-19 stsp *same = 1;
454 68c76935 2019-02-19 stsp
455 db590691 2021-06-02 stsp if (fstat(fileno(f1), &sb) != 0)
456 db590691 2021-06-02 stsp return got_error_from_errno("fstat");
457 68c76935 2019-02-19 stsp size1 = sb.st_size;
458 68c76935 2019-02-19 stsp
459 db590691 2021-06-02 stsp if (fstat(fileno(f2), &sb) != 0)
460 db590691 2021-06-02 stsp return got_error_from_errno("fstat");
461 68c76935 2019-02-19 stsp size2 = sb.st_size;
462 68c76935 2019-02-19 stsp
463 68c76935 2019-02-19 stsp if (size1 != size2) {
464 68c76935 2019-02-19 stsp *same = 0;
465 68c76935 2019-02-19 stsp return NULL;
466 68c76935 2019-02-19 stsp }
467 68c76935 2019-02-19 stsp
468 db590691 2021-06-02 stsp if (fseek(f1, 0L, SEEK_SET) == -1)
469 db590691 2021-06-02 stsp return got_ferror(f1, GOT_ERR_IO);
470 db590691 2021-06-02 stsp if (fseek(f2, 0L, SEEK_SET) == -1)
471 db590691 2021-06-02 stsp return got_ferror(f2, GOT_ERR_IO);
472 68c76935 2019-02-19 stsp
473 db590691 2021-06-02 stsp return check_file_contents_equal(same, f1, f2);
474 24f136e0 2021-11-20 thomas }
475 24f136e0 2021-11-20 thomas
476 24f136e0 2021-11-20 thomas static const struct got_error *
477 24f136e0 2021-11-20 thomas copy_file_to_fd(off_t *outsize, FILE *f, int outfd)
478 24f136e0 2021-11-20 thomas {
479 24f136e0 2021-11-20 thomas uint8_t fbuf[65536];
480 24f136e0 2021-11-20 thomas size_t flen;
481 24f136e0 2021-11-20 thomas ssize_t outlen;
482 24f136e0 2021-11-20 thomas
483 24f136e0 2021-11-20 thomas *outsize = 0;
484 24f136e0 2021-11-20 thomas
485 24f136e0 2021-11-20 thomas if (fseek(f, 0L, SEEK_SET) == -1)
486 24f136e0 2021-11-20 thomas return got_ferror(f, GOT_ERR_IO);
487 24f136e0 2021-11-20 thomas
488 24f136e0 2021-11-20 thomas for (;;) {
489 24f136e0 2021-11-20 thomas flen = fread(fbuf, 1, sizeof(fbuf), f);
490 24f136e0 2021-11-20 thomas if (flen == 0) {
491 24f136e0 2021-11-20 thomas if (ferror(f))
492 24f136e0 2021-11-20 thomas return got_error_from_errno("fread");
493 24f136e0 2021-11-20 thomas if (feof(f))
494 24f136e0 2021-11-20 thomas break;
495 24f136e0 2021-11-20 thomas }
496 24f136e0 2021-11-20 thomas outlen = write(outfd, fbuf, flen);
497 24f136e0 2021-11-20 thomas if (outlen == -1)
498 24f136e0 2021-11-20 thomas return got_error_from_errno("write");
499 24f136e0 2021-11-20 thomas if (outlen != flen)
500 24f136e0 2021-11-20 thomas return got_error(GOT_ERR_IO);
501 24f136e0 2021-11-20 thomas *outsize += outlen;
502 24f136e0 2021-11-20 thomas }
503 24f136e0 2021-11-20 thomas
504 24f136e0 2021-11-20 thomas return NULL;
505 24f136e0 2021-11-20 thomas }
506 24f136e0 2021-11-20 thomas
507 24f136e0 2021-11-20 thomas static const struct got_error *
508 24f136e0 2021-11-20 thomas merge_binary_file(int *overlapcnt, int merged_fd,
509 24f136e0 2021-11-20 thomas FILE *f_deriv, FILE *f_orig, FILE *f_deriv2,
510 24f136e0 2021-11-20 thomas const char *label_deriv, const char *label_orig, const char *label_deriv2,
511 24f136e0 2021-11-20 thomas const char *ondisk_path)
512 24f136e0 2021-11-20 thomas {
513 24f136e0 2021-11-20 thomas const struct got_error *err = NULL;
514 24f136e0 2021-11-20 thomas int same_content, changed_deriv, changed_deriv2;
515 24f136e0 2021-11-20 thomas int fd_orig = -1, fd_deriv = -1, fd_deriv2 = -1;
516 24f136e0 2021-11-20 thomas off_t size_orig = 0, size_deriv = 0, size_deriv2 = 0;
517 24f136e0 2021-11-20 thomas char *path_orig = NULL, *path_deriv = NULL, *path_deriv2 = NULL;
518 24f136e0 2021-11-20 thomas char *base_path_orig = NULL, *base_path_deriv = NULL;
519 24f136e0 2021-11-20 thomas char *base_path_deriv2 = NULL;
520 24f136e0 2021-11-20 thomas
521 24f136e0 2021-11-20 thomas *overlapcnt = 0;
522 24f136e0 2021-11-20 thomas
523 24f136e0 2021-11-20 thomas err = check_files_equal(&same_content, f_deriv, f_deriv2);
524 24f136e0 2021-11-20 thomas if (err)
525 24f136e0 2021-11-20 thomas return err;
526 24f136e0 2021-11-20 thomas
527 24f136e0 2021-11-20 thomas if (same_content)
528 24f136e0 2021-11-20 thomas return copy_file_to_fd(&size_deriv, f_deriv, merged_fd);
529 24f136e0 2021-11-20 thomas
530 24f136e0 2021-11-20 thomas err = check_files_equal(&same_content, f_deriv, f_orig);
531 24f136e0 2021-11-20 thomas if (err)
532 24f136e0 2021-11-20 thomas return err;
533 24f136e0 2021-11-20 thomas changed_deriv = !same_content;
534 24f136e0 2021-11-20 thomas err = check_files_equal(&same_content, f_deriv2, f_orig);
535 24f136e0 2021-11-20 thomas if (err)
536 24f136e0 2021-11-20 thomas return err;
537 24f136e0 2021-11-20 thomas changed_deriv2 = !same_content;
538 24f136e0 2021-11-20 thomas
539 24f136e0 2021-11-20 thomas if (changed_deriv && changed_deriv2) {
540 24f136e0 2021-11-20 thomas *overlapcnt = 1;
541 24f136e0 2021-11-20 thomas if (asprintf(&base_path_orig, "%s-orig", ondisk_path) == -1) {
542 24f136e0 2021-11-20 thomas err = got_error_from_errno("asprintf");
543 24f136e0 2021-11-20 thomas goto done;
544 24f136e0 2021-11-20 thomas }
545 24f136e0 2021-11-20 thomas if (asprintf(&base_path_deriv, "%s-1", ondisk_path) == -1) {
546 24f136e0 2021-11-20 thomas err = got_error_from_errno("asprintf");
547 24f136e0 2021-11-20 thomas goto done;
548 24f136e0 2021-11-20 thomas }
549 24f136e0 2021-11-20 thomas if (asprintf(&base_path_deriv2, "%s-2", ondisk_path) == -1) {
550 24f136e0 2021-11-20 thomas err = got_error_from_errno("asprintf");
551 24f136e0 2021-11-20 thomas goto done;
552 24f136e0 2021-11-20 thomas }
553 24f136e0 2021-11-20 thomas err = got_opentemp_named_fd(&path_orig, &fd_orig,
554 24f136e0 2021-11-20 thomas base_path_orig);
555 24f136e0 2021-11-20 thomas if (err)
556 24f136e0 2021-11-20 thomas goto done;
557 24f136e0 2021-11-20 thomas err = got_opentemp_named_fd(&path_deriv, &fd_deriv,
558 24f136e0 2021-11-20 thomas base_path_deriv);
559 24f136e0 2021-11-20 thomas if (err)
560 24f136e0 2021-11-20 thomas goto done;
561 24f136e0 2021-11-20 thomas err = got_opentemp_named_fd(&path_deriv2, &fd_deriv2,
562 24f136e0 2021-11-20 thomas base_path_deriv2);
563 24f136e0 2021-11-20 thomas if (err)
564 24f136e0 2021-11-20 thomas goto done;
565 24f136e0 2021-11-20 thomas err = copy_file_to_fd(&size_orig, f_orig, fd_orig);
566 24f136e0 2021-11-20 thomas if (err)
567 24f136e0 2021-11-20 thomas goto done;
568 24f136e0 2021-11-20 thomas err = copy_file_to_fd(&size_deriv, f_deriv, fd_deriv);
569 24f136e0 2021-11-20 thomas if (err)
570 24f136e0 2021-11-20 thomas goto done;
571 24f136e0 2021-11-20 thomas err = copy_file_to_fd(&size_deriv2, f_deriv2, fd_deriv2);
572 24f136e0 2021-11-20 thomas if (err)
573 24f136e0 2021-11-20 thomas goto done;
574 24f136e0 2021-11-20 thomas if (dprintf(merged_fd, "Binary files differ and cannot be "
575 24f136e0 2021-11-20 thomas "merged automatically:\n") < 0) {
576 24f136e0 2021-11-20 thomas err = got_error_from_errno("dprintf");
577 24f136e0 2021-11-20 thomas goto done;
578 24f136e0 2021-11-20 thomas }
579 24f136e0 2021-11-20 thomas if (dprintf(merged_fd, "%s%s%s\nfile %s\n",
580 24f136e0 2021-11-20 thomas GOT_DIFF_CONFLICT_MARKER_BEGIN,
581 24f136e0 2021-11-20 thomas label_deriv ? " " : "",
582 24f136e0 2021-11-20 thomas label_deriv ? label_deriv : "",
583 24f136e0 2021-11-20 thomas path_deriv) < 0) {
584 24f136e0 2021-11-20 thomas err = got_error_from_errno("dprintf");
585 24f136e0 2021-11-20 thomas goto done;
586 24f136e0 2021-11-20 thomas }
587 24f136e0 2021-11-20 thomas if (size_orig > 0) {
588 24f136e0 2021-11-20 thomas if (dprintf(merged_fd, "%s%s%s\nfile %s\n",
589 24f136e0 2021-11-20 thomas GOT_DIFF_CONFLICT_MARKER_ORIG,
590 24f136e0 2021-11-20 thomas label_orig ? " " : "",
591 24f136e0 2021-11-20 thomas label_orig ? label_orig : "",
592 24f136e0 2021-11-20 thomas path_orig) < 0) {
593 24f136e0 2021-11-20 thomas err = got_error_from_errno("dprintf");
594 24f136e0 2021-11-20 thomas goto done;
595 24f136e0 2021-11-20 thomas }
596 24f136e0 2021-11-20 thomas }
597 24f136e0 2021-11-20 thomas if (dprintf(merged_fd, "%s\nfile %s\n%s%s%s\n",
598 24f136e0 2021-11-20 thomas GOT_DIFF_CONFLICT_MARKER_SEP,
599 24f136e0 2021-11-20 thomas path_deriv2,
600 24f136e0 2021-11-20 thomas GOT_DIFF_CONFLICT_MARKER_END,
601 24f136e0 2021-11-20 thomas label_deriv2 ? " " : "",
602 24f136e0 2021-11-20 thomas label_deriv2 ? label_deriv2 : "") < 0) {
603 24f136e0 2021-11-20 thomas err = got_error_from_errno("dprintf");
604 24f136e0 2021-11-20 thomas goto done;
605 24f136e0 2021-11-20 thomas }
606 24f136e0 2021-11-20 thomas } else if (changed_deriv)
607 24f136e0 2021-11-20 thomas err = copy_file_to_fd(&size_deriv, f_deriv, merged_fd);
608 24f136e0 2021-11-20 thomas else if (changed_deriv2)
609 24f136e0 2021-11-20 thomas err = copy_file_to_fd(&size_deriv2, f_deriv2, merged_fd);
610 24f136e0 2021-11-20 thomas done:
611 24f136e0 2021-11-20 thomas if (size_orig == 0 && path_orig && unlink(path_orig) == -1 &&
612 24f136e0 2021-11-20 thomas err == NULL)
613 24f136e0 2021-11-20 thomas err = got_error_from_errno2("unlink", path_orig);
614 24f136e0 2021-11-20 thomas if (fd_orig != -1 && close(fd_orig) == -1 && err == NULL)
615 24f136e0 2021-11-20 thomas err = got_error_from_errno2("close", path_orig);
616 24f136e0 2021-11-20 thomas if (fd_deriv != -1 && close(fd_deriv) == -1 && err == NULL)
617 24f136e0 2021-11-20 thomas err = got_error_from_errno2("close", path_deriv);
618 24f136e0 2021-11-20 thomas if (fd_deriv2 != -1 && close(fd_deriv2) == -1 && err == NULL)
619 24f136e0 2021-11-20 thomas err = got_error_from_errno2("close", path_deriv2);
620 24f136e0 2021-11-20 thomas free(path_orig);
621 24f136e0 2021-11-20 thomas free(path_deriv);
622 24f136e0 2021-11-20 thomas free(path_deriv2);
623 24f136e0 2021-11-20 thomas free(base_path_orig);
624 24f136e0 2021-11-20 thomas free(base_path_deriv);
625 24f136e0 2021-11-20 thomas free(base_path_deriv2);
626 24f136e0 2021-11-20 thomas return err;
627 6353ad76 2019-02-08 stsp }
628 6353ad76 2019-02-08 stsp
629 6353ad76 2019-02-08 stsp /*
630 db590691 2021-06-02 stsp * Perform a 3-way merge where the file f_orig acts as the common
631 db590691 2021-06-02 stsp * ancestor, the file f_deriv acts as the first derived version,
632 eec2f5a9 2021-06-03 stsp * and the file f_deriv2 acts as the second derived version.
633 eec2f5a9 2021-06-03 stsp * The merge result will be written to a new file at ondisk_path; any
634 eec2f5a9 2021-06-03 stsp * existing file at this path will be replaced.
635 6353ad76 2019-02-08 stsp */
636 6353ad76 2019-02-08 stsp static const struct got_error *
637 14c901f1 2019-08-08 stsp merge_file(int *local_changes_subsumed, struct got_worktree *worktree,
638 eec2f5a9 2021-06-03 stsp FILE *f_orig, FILE *f_deriv, FILE *f_deriv2, const char *ondisk_path,
639 07bb0f93 2021-06-02 stsp const char *path, uint16_t st_mode,
640 54d5be07 2021-06-03 stsp const char *label_orig, const char *label_deriv, const char *label_deriv2,
641 fdf3c2d3 2021-06-17 stsp enum got_diff_algorithm diff_algo, struct got_repository *repo,
642 14c901f1 2019-08-08 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
643 6353ad76 2019-02-08 stsp {
644 6353ad76 2019-02-08 stsp const struct got_error *err = NULL;
645 6353ad76 2019-02-08 stsp int merged_fd = -1;
646 db590691 2021-06-02 stsp FILE *f_merged = NULL;
647 af54ae4a 2019-02-19 stsp char *merged_path = NULL, *base_path = NULL;
648 234035bc 2019-06-01 stsp int overlapcnt = 0;
649 3524bbf9 2020-10-20 stsp char *parent = NULL;
650 6353ad76 2019-02-08 stsp
651 234035bc 2019-06-01 stsp *local_changes_subsumed = 0;
652 234035bc 2019-06-01 stsp
653 3524bbf9 2020-10-20 stsp err = got_path_dirname(&parent, ondisk_path);
654 3524bbf9 2020-10-20 stsp if (err)
655 3524bbf9 2020-10-20 stsp return err;
656 af54ae4a 2019-02-19 stsp
657 3524bbf9 2020-10-20 stsp if (asprintf(&base_path, "%s/got-merged", parent) == -1) {
658 3524bbf9 2020-10-20 stsp err = got_error_from_errno("asprintf");
659 3524bbf9 2020-10-20 stsp goto done;
660 3524bbf9 2020-10-20 stsp }
661 af54ae4a 2019-02-19 stsp
662 af54ae4a 2019-02-19 stsp err = got_opentemp_named_fd(&merged_path, &merged_fd, base_path);
663 6353ad76 2019-02-08 stsp if (err)
664 6353ad76 2019-02-08 stsp goto done;
665 3b9f0f87 2020-07-23 stsp
666 eec2f5a9 2021-06-03 stsp err = got_merge_diff3(&overlapcnt, merged_fd, f_deriv, f_orig,
667 fdf3c2d3 2021-06-17 stsp f_deriv2, label_deriv, label_orig, label_deriv2, diff_algo);
668 24f136e0 2021-11-20 thomas if (err) {
669 24f136e0 2021-11-20 thomas if (err->code != GOT_ERR_FILE_BINARY)
670 24f136e0 2021-11-20 thomas goto done;
671 24f136e0 2021-11-20 thomas err = merge_binary_file(&overlapcnt, merged_fd, f_deriv,
672 24f136e0 2021-11-20 thomas f_orig, f_deriv2, label_deriv, label_orig, label_deriv2,
673 24f136e0 2021-11-20 thomas ondisk_path);
674 24f136e0 2021-11-20 thomas if (err)
675 24f136e0 2021-11-20 thomas goto done;
676 24f136e0 2021-11-20 thomas }
677 6353ad76 2019-02-08 stsp
678 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg,
679 6353ad76 2019-02-08 stsp overlapcnt > 0 ? GOT_STATUS_CONFLICT : GOT_STATUS_MERGE, path);
680 1ee397ad 2019-07-12 stsp if (err)
681 1ee397ad 2019-07-12 stsp goto done;
682 6353ad76 2019-02-08 stsp
683 816dc654 2019-02-16 stsp if (fsync(merged_fd) != 0) {
684 638f9024 2019-05-13 stsp err = got_error_from_errno("fsync");
685 816dc654 2019-02-16 stsp goto done;
686 68c76935 2019-02-19 stsp }
687 68c76935 2019-02-19 stsp
688 db590691 2021-06-02 stsp f_merged = fdopen(merged_fd, "r");
689 db590691 2021-06-02 stsp if (f_merged == NULL) {
690 db590691 2021-06-02 stsp err = got_error_from_errno("fdopen");
691 db590691 2021-06-02 stsp goto done;
692 db590691 2021-06-02 stsp }
693 db590691 2021-06-02 stsp merged_fd = -1;
694 db590691 2021-06-02 stsp
695 68c76935 2019-02-19 stsp /* Check if a clean merge has subsumed all local changes. */
696 68c76935 2019-02-19 stsp if (overlapcnt == 0) {
697 db590691 2021-06-02 stsp err = check_files_equal(local_changes_subsumed, f_deriv,
698 db590691 2021-06-02 stsp f_merged);
699 68c76935 2019-02-19 stsp if (err)
700 68c76935 2019-02-19 stsp goto done;
701 816dc654 2019-02-16 stsp }
702 6353ad76 2019-02-08 stsp
703 db590691 2021-06-02 stsp if (fchmod(fileno(f_merged), st_mode) != 0) {
704 2ad902c0 2019-12-15 stsp err = got_error_from_errno2("fchmod", merged_path);
705 70a0c8ec 2019-02-20 stsp goto done;
706 70a0c8ec 2019-02-20 stsp }
707 70a0c8ec 2019-02-20 stsp
708 6353ad76 2019-02-08 stsp if (rename(merged_path, ondisk_path) != 0) {
709 638f9024 2019-05-13 stsp err = got_error_from_errno3("rename", merged_path,
710 230a42bd 2019-05-11 jcs ondisk_path);
711 6353ad76 2019-02-08 stsp goto done;
712 6353ad76 2019-02-08 stsp }
713 6353ad76 2019-02-08 stsp done:
714 fdcb7daf 2019-12-15 stsp if (err) {
715 fdcb7daf 2019-12-15 stsp if (merged_path)
716 fdcb7daf 2019-12-15 stsp unlink(merged_path);
717 3b9f0f87 2020-07-23 stsp }
718 08578a35 2021-01-22 stsp if (merged_fd != -1 && close(merged_fd) == -1 && err == NULL)
719 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
720 db590691 2021-06-02 stsp if (f_merged && fclose(f_merged) == EOF && err == NULL)
721 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
722 6353ad76 2019-02-08 stsp free(merged_path);
723 af54ae4a 2019-02-19 stsp free(base_path);
724 3524bbf9 2020-10-20 stsp free(parent);
725 af57b12a 2020-07-23 stsp return err;
726 af57b12a 2020-07-23 stsp }
727 af57b12a 2020-07-23 stsp
728 af57b12a 2020-07-23 stsp static const struct got_error *
729 af57b12a 2020-07-23 stsp update_symlink(const char *ondisk_path, const char *target_path,
730 af57b12a 2020-07-23 stsp size_t target_len)
731 af57b12a 2020-07-23 stsp {
732 af57b12a 2020-07-23 stsp /* This is not atomic but matches what 'ln -sf' does. */
733 af57b12a 2020-07-23 stsp if (unlink(ondisk_path) == -1)
734 af57b12a 2020-07-23 stsp return got_error_from_errno2("unlink", ondisk_path);
735 af57b12a 2020-07-23 stsp if (symlink(target_path, ondisk_path) == -1)
736 af57b12a 2020-07-23 stsp return got_error_from_errno3("symlink", target_path,
737 af57b12a 2020-07-23 stsp ondisk_path);
738 af57b12a 2020-07-23 stsp return NULL;
739 af57b12a 2020-07-23 stsp }
740 af57b12a 2020-07-23 stsp
741 af57b12a 2020-07-23 stsp /*
742 11cc08c1 2020-07-23 stsp * Overwrite a symlink (or a regular file in case there was a "bad" symlink)
743 11cc08c1 2020-07-23 stsp * in the work tree with a file that contains conflict markers and the
744 993e2a1b 2020-07-23 stsp * conflicting target paths of the original version, a "derived version"
745 993e2a1b 2020-07-23 stsp * of a symlink from an incoming change, and a local version of the symlink.
746 993e2a1b 2020-07-23 stsp *
747 993e2a1b 2020-07-23 stsp * The original versions's target path can be NULL if it is not available,
748 993e2a1b 2020-07-23 stsp * such as if both derived versions added a new symlink at the same path.
749 993e2a1b 2020-07-23 stsp *
750 993e2a1b 2020-07-23 stsp * The incoming derived symlink target is NULL in case the incoming change
751 993e2a1b 2020-07-23 stsp * has deleted this symlink.
752 11cc08c1 2020-07-23 stsp */
753 11cc08c1 2020-07-23 stsp static const struct got_error *
754 11cc08c1 2020-07-23 stsp install_symlink_conflict(const char *deriv_target,
755 11cc08c1 2020-07-23 stsp struct got_object_id *deriv_base_commit_id, const char *orig_target,
756 11cc08c1 2020-07-23 stsp const char *label_orig, const char *local_target, const char *ondisk_path)
757 11cc08c1 2020-07-23 stsp {
758 11cc08c1 2020-07-23 stsp const struct got_error *err;
759 11cc08c1 2020-07-23 stsp char *id_str = NULL, *label_deriv = NULL, *path = NULL;
760 11cc08c1 2020-07-23 stsp FILE *f = NULL;
761 11cc08c1 2020-07-23 stsp
762 11cc08c1 2020-07-23 stsp err = got_object_id_str(&id_str, deriv_base_commit_id);
763 11cc08c1 2020-07-23 stsp if (err)
764 11cc08c1 2020-07-23 stsp return got_error_from_errno("asprintf");
765 11cc08c1 2020-07-23 stsp
766 11cc08c1 2020-07-23 stsp if (asprintf(&label_deriv, "%s: commit %s",
767 11cc08c1 2020-07-23 stsp GOT_MERGE_LABEL_MERGED, id_str) == -1) {
768 11cc08c1 2020-07-23 stsp err = got_error_from_errno("asprintf");
769 11cc08c1 2020-07-23 stsp goto done;
770 11cc08c1 2020-07-23 stsp }
771 11cc08c1 2020-07-23 stsp
772 11cc08c1 2020-07-23 stsp err = got_opentemp_named(&path, &f, "got-symlink-conflict");
773 11cc08c1 2020-07-23 stsp if (err)
774 3818e3c4 2020-11-01 naddy goto done;
775 3818e3c4 2020-11-01 naddy
776 3818e3c4 2020-11-01 naddy if (fchmod(fileno(f), GOT_DEFAULT_FILE_MODE) == -1) {
777 3818e3c4 2020-11-01 naddy err = got_error_from_errno2("fchmod", path);
778 11cc08c1 2020-07-23 stsp goto done;
779 3818e3c4 2020-11-01 naddy }
780 11cc08c1 2020-07-23 stsp
781 283102fc 2020-07-23 stsp if (fprintf(f, "%s %s\n%s\n%s%s%s%s%s\n%s\n%s\n",
782 993e2a1b 2020-07-23 stsp GOT_DIFF_CONFLICT_MARKER_BEGIN, label_deriv,
783 993e2a1b 2020-07-23 stsp deriv_target ? deriv_target : "(symlink was deleted)",
784 11cc08c1 2020-07-23 stsp orig_target ? label_orig : "",
785 11cc08c1 2020-07-23 stsp orig_target ? "\n" : "",
786 11cc08c1 2020-07-23 stsp orig_target ? orig_target : "",
787 11cc08c1 2020-07-23 stsp orig_target ? "\n" : "",
788 11cc08c1 2020-07-23 stsp GOT_DIFF_CONFLICT_MARKER_SEP,
789 11cc08c1 2020-07-23 stsp local_target, GOT_DIFF_CONFLICT_MARKER_END) < 0) {
790 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("fprintf", path);
791 11cc08c1 2020-07-23 stsp goto done;
792 11cc08c1 2020-07-23 stsp }
793 11cc08c1 2020-07-23 stsp
794 11cc08c1 2020-07-23 stsp if (unlink(ondisk_path) == -1) {
795 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("unlink", ondisk_path);
796 11cc08c1 2020-07-23 stsp goto done;
797 11cc08c1 2020-07-23 stsp }
798 11cc08c1 2020-07-23 stsp if (rename(path, ondisk_path) == -1) {
799 11cc08c1 2020-07-23 stsp err = got_error_from_errno3("rename", path, ondisk_path);
800 11cc08c1 2020-07-23 stsp goto done;
801 11cc08c1 2020-07-23 stsp }
802 11cc08c1 2020-07-23 stsp done:
803 11cc08c1 2020-07-23 stsp if (f != NULL && fclose(f) == EOF && err == NULL)
804 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("fclose", path);
805 11cc08c1 2020-07-23 stsp free(path);
806 11cc08c1 2020-07-23 stsp free(id_str);
807 11cc08c1 2020-07-23 stsp free(label_deriv);
808 11cc08c1 2020-07-23 stsp return err;
809 11cc08c1 2020-07-23 stsp }
810 d219f183 2020-07-23 stsp
811 d219f183 2020-07-23 stsp /* forward declaration */
812 d219f183 2020-07-23 stsp static const struct got_error *
813 d219f183 2020-07-23 stsp merge_blob(int *, struct got_worktree *, struct got_blob_object *,
814 d219f183 2020-07-23 stsp const char *, const char *, uint16_t, const char *,
815 d219f183 2020-07-23 stsp struct got_blob_object *, struct got_object_id *,
816 d219f183 2020-07-23 stsp struct got_repository *, got_worktree_checkout_cb, void *);
817 11cc08c1 2020-07-23 stsp
818 11cc08c1 2020-07-23 stsp /*
819 af57b12a 2020-07-23 stsp * Merge a symlink into the work tree, where blob_orig acts as the common
820 36bf999c 2020-07-23 stsp * ancestor, deriv_target is the link target of the first derived version,
821 36bf999c 2020-07-23 stsp * and the symlink on disk acts as the second derived version.
822 af57b12a 2020-07-23 stsp * Assume that contents of both blobs represent symlinks.
823 af57b12a 2020-07-23 stsp */
824 af57b12a 2020-07-23 stsp static const struct got_error *
825 af57b12a 2020-07-23 stsp merge_symlink(struct got_worktree *worktree,
826 af57b12a 2020-07-23 stsp struct got_blob_object *blob_orig, const char *ondisk_path,
827 36bf999c 2020-07-23 stsp const char *path, const char *label_orig, const char *deriv_target,
828 af57b12a 2020-07-23 stsp struct got_object_id *deriv_base_commit_id, struct got_repository *repo,
829 af57b12a 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
830 af57b12a 2020-07-23 stsp {
831 af57b12a 2020-07-23 stsp const struct got_error *err = NULL;
832 36bf999c 2020-07-23 stsp char *ancestor_target = NULL;
833 af57b12a 2020-07-23 stsp struct stat sb;
834 11cc08c1 2020-07-23 stsp ssize_t ondisk_len, deriv_len;
835 af57b12a 2020-07-23 stsp char ondisk_target[PATH_MAX];
836 11cc08c1 2020-07-23 stsp int have_local_change = 0;
837 11cc08c1 2020-07-23 stsp int have_incoming_change = 0;
838 af57b12a 2020-07-23 stsp
839 af57b12a 2020-07-23 stsp if (lstat(ondisk_path, &sb) == -1)
840 af57b12a 2020-07-23 stsp return got_error_from_errno2("lstat", ondisk_path);
841 af57b12a 2020-07-23 stsp
842 af57b12a 2020-07-23 stsp ondisk_len = readlink(ondisk_path, ondisk_target,
843 af57b12a 2020-07-23 stsp sizeof(ondisk_target));
844 af57b12a 2020-07-23 stsp if (ondisk_len == -1) {
845 af57b12a 2020-07-23 stsp err = got_error_from_errno2("readlink",
846 af57b12a 2020-07-23 stsp ondisk_path);
847 af57b12a 2020-07-23 stsp goto done;
848 af57b12a 2020-07-23 stsp }
849 56d815a9 2020-07-23 stsp ondisk_target[ondisk_len] = '\0';
850 af57b12a 2020-07-23 stsp
851 526a746f 2020-07-23 stsp if (blob_orig) {
852 526a746f 2020-07-23 stsp err = got_object_blob_read_to_str(&ancestor_target, blob_orig);
853 526a746f 2020-07-23 stsp if (err)
854 526a746f 2020-07-23 stsp goto done;
855 526a746f 2020-07-23 stsp }
856 af57b12a 2020-07-23 stsp
857 11cc08c1 2020-07-23 stsp if (ancestor_target == NULL ||
858 11cc08c1 2020-07-23 stsp (ondisk_len != strlen(ancestor_target) ||
859 11cc08c1 2020-07-23 stsp memcmp(ondisk_target, ancestor_target, ondisk_len) != 0))
860 11cc08c1 2020-07-23 stsp have_local_change = 1;
861 11cc08c1 2020-07-23 stsp
862 11cc08c1 2020-07-23 stsp deriv_len = strlen(deriv_target);
863 11cc08c1 2020-07-23 stsp if (ancestor_target == NULL ||
864 11cc08c1 2020-07-23 stsp (deriv_len != strlen(ancestor_target) ||
865 11cc08c1 2020-07-23 stsp memcmp(deriv_target, ancestor_target, deriv_len) != 0))
866 11cc08c1 2020-07-23 stsp have_incoming_change = 1;
867 11cc08c1 2020-07-23 stsp
868 11cc08c1 2020-07-23 stsp if (!have_local_change && !have_incoming_change) {
869 11cc08c1 2020-07-23 stsp if (ancestor_target) {
870 11cc08c1 2020-07-23 stsp /* Both sides made the same change. */
871 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE,
872 11cc08c1 2020-07-23 stsp path);
873 11cc08c1 2020-07-23 stsp } else if (deriv_len == ondisk_len &&
874 11cc08c1 2020-07-23 stsp memcmp(ondisk_target, deriv_target, deriv_len) == 0) {
875 11cc08c1 2020-07-23 stsp /* Both sides added the same symlink. */
876 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE,
877 11cc08c1 2020-07-23 stsp path);
878 11cc08c1 2020-07-23 stsp } else {
879 11cc08c1 2020-07-23 stsp /* Both sides added symlinks which don't match. */
880 11cc08c1 2020-07-23 stsp err = install_symlink_conflict(deriv_target,
881 11cc08c1 2020-07-23 stsp deriv_base_commit_id, ancestor_target,
882 11cc08c1 2020-07-23 stsp label_orig, ondisk_target, ondisk_path);
883 11cc08c1 2020-07-23 stsp if (err)
884 11cc08c1 2020-07-23 stsp goto done;
885 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CONFLICT,
886 11cc08c1 2020-07-23 stsp path);
887 11cc08c1 2020-07-23 stsp }
888 11cc08c1 2020-07-23 stsp } else if (!have_local_change && have_incoming_change) {
889 af57b12a 2020-07-23 stsp /* Apply the incoming change. */
890 af57b12a 2020-07-23 stsp err = update_symlink(ondisk_path, deriv_target,
891 af57b12a 2020-07-23 stsp strlen(deriv_target));
892 af57b12a 2020-07-23 stsp if (err)
893 af57b12a 2020-07-23 stsp goto done;
894 af57b12a 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE, path);
895 11cc08c1 2020-07-23 stsp } else if (have_local_change && have_incoming_change) {
896 ea7786be 2020-07-23 stsp if (deriv_len == ondisk_len &&
897 ea7786be 2020-07-23 stsp memcmp(deriv_target, ondisk_target, deriv_len) == 0) {
898 ea7786be 2020-07-23 stsp /* Both sides made the same change. */
899 ea7786be 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE,
900 ea7786be 2020-07-23 stsp path);
901 ea7786be 2020-07-23 stsp } else {
902 ea7786be 2020-07-23 stsp err = install_symlink_conflict(deriv_target,
903 ea7786be 2020-07-23 stsp deriv_base_commit_id, ancestor_target, label_orig,
904 ea7786be 2020-07-23 stsp ondisk_target, ondisk_path);
905 ea7786be 2020-07-23 stsp if (err)
906 ea7786be 2020-07-23 stsp goto done;
907 ea7786be 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CONFLICT,
908 ea7786be 2020-07-23 stsp path);
909 ea7786be 2020-07-23 stsp }
910 6353ad76 2019-02-08 stsp }
911 11cc08c1 2020-07-23 stsp
912 af57b12a 2020-07-23 stsp done:
913 af57b12a 2020-07-23 stsp free(ancestor_target);
914 eec2f5a9 2021-06-03 stsp return err;
915 eec2f5a9 2021-06-03 stsp }
916 eec2f5a9 2021-06-03 stsp
917 eec2f5a9 2021-06-03 stsp static const struct got_error *
918 eec2f5a9 2021-06-03 stsp dump_symlink_target_path_to_file(FILE **outfile, const char *ondisk_path)
919 eec2f5a9 2021-06-03 stsp {
920 eec2f5a9 2021-06-03 stsp const struct got_error *err = NULL;
921 eec2f5a9 2021-06-03 stsp char target_path[PATH_MAX];
922 eec2f5a9 2021-06-03 stsp ssize_t target_len;
923 eec2f5a9 2021-06-03 stsp size_t n;
924 eec2f5a9 2021-06-03 stsp FILE *f;
925 eec2f5a9 2021-06-03 stsp
926 eec2f5a9 2021-06-03 stsp *outfile = NULL;
927 eec2f5a9 2021-06-03 stsp
928 eec2f5a9 2021-06-03 stsp f = got_opentemp();
929 eec2f5a9 2021-06-03 stsp if (f == NULL)
930 eec2f5a9 2021-06-03 stsp return got_error_from_errno("got_opentemp");
931 eec2f5a9 2021-06-03 stsp target_len = readlink(ondisk_path, target_path, sizeof(target_path));
932 eec2f5a9 2021-06-03 stsp if (target_len == -1) {
933 eec2f5a9 2021-06-03 stsp err = got_error_from_errno2("readlink", ondisk_path);
934 eec2f5a9 2021-06-03 stsp goto done;
935 eec2f5a9 2021-06-03 stsp }
936 eec2f5a9 2021-06-03 stsp n = fwrite(target_path, 1, target_len, f);
937 eec2f5a9 2021-06-03 stsp if (n != target_len) {
938 eec2f5a9 2021-06-03 stsp err = got_ferror(f, GOT_ERR_IO);
939 eec2f5a9 2021-06-03 stsp goto done;
940 eec2f5a9 2021-06-03 stsp }
941 eec2f5a9 2021-06-03 stsp if (fflush(f) == EOF) {
942 eec2f5a9 2021-06-03 stsp err = got_error_from_errno("fflush");
943 eec2f5a9 2021-06-03 stsp goto done;
944 eec2f5a9 2021-06-03 stsp }
945 eec2f5a9 2021-06-03 stsp if (fseek(f, 0L, SEEK_SET) == -1) {
946 eec2f5a9 2021-06-03 stsp err = got_ferror(f, GOT_ERR_IO);
947 eec2f5a9 2021-06-03 stsp goto done;
948 eec2f5a9 2021-06-03 stsp }
949 eec2f5a9 2021-06-03 stsp done:
950 eec2f5a9 2021-06-03 stsp if (err)
951 eec2f5a9 2021-06-03 stsp fclose(f);
952 eec2f5a9 2021-06-03 stsp else
953 eec2f5a9 2021-06-03 stsp *outfile = f;
954 14c901f1 2019-08-08 stsp return err;
955 14c901f1 2019-08-08 stsp }
956 14c901f1 2019-08-08 stsp
957 14c901f1 2019-08-08 stsp /*
958 14c901f1 2019-08-08 stsp * Perform a 3-way merge where blob_orig acts as the common ancestor,
959 14c901f1 2019-08-08 stsp * blob_deriv acts as the first derived version, and the file on disk
960 14c901f1 2019-08-08 stsp * acts as the second derived version.
961 14c901f1 2019-08-08 stsp */
962 14c901f1 2019-08-08 stsp static const struct got_error *
963 14c901f1 2019-08-08 stsp merge_blob(int *local_changes_subsumed, struct got_worktree *worktree,
964 14c901f1 2019-08-08 stsp struct got_blob_object *blob_orig, const char *ondisk_path,
965 f69721c3 2019-10-21 stsp const char *path, uint16_t st_mode, const char *label_orig,
966 f69721c3 2019-10-21 stsp struct got_blob_object *blob_deriv,
967 f69721c3 2019-10-21 stsp struct got_object_id *deriv_base_commit_id, struct got_repository *repo,
968 f69721c3 2019-10-21 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
969 14c901f1 2019-08-08 stsp {
970 14c901f1 2019-08-08 stsp const struct got_error *err = NULL;
971 eec2f5a9 2021-06-03 stsp FILE *f_orig = NULL, *f_deriv = NULL, *f_deriv2 = NULL;
972 67a66647 2021-05-31 stsp char *blob_orig_path = NULL;
973 14c901f1 2019-08-08 stsp char *blob_deriv_path = NULL, *base_path = NULL, *id_str = NULL;
974 ed6b5030 2020-10-20 stsp char *label_deriv = NULL, *parent = NULL;
975 14c901f1 2019-08-08 stsp
976 14c901f1 2019-08-08 stsp *local_changes_subsumed = 0;
977 14c901f1 2019-08-08 stsp
978 ed6b5030 2020-10-20 stsp err = got_path_dirname(&parent, ondisk_path);
979 ed6b5030 2020-10-20 stsp if (err)
980 ed6b5030 2020-10-20 stsp return err;
981 14c901f1 2019-08-08 stsp
982 67a66647 2021-05-31 stsp if (blob_orig) {
983 67a66647 2021-05-31 stsp if (asprintf(&base_path, "%s/got-merge-blob-orig",
984 67a66647 2021-05-31 stsp parent) == -1) {
985 67a66647 2021-05-31 stsp err = got_error_from_errno("asprintf");
986 67a66647 2021-05-31 stsp base_path = NULL;
987 67a66647 2021-05-31 stsp goto done;
988 67a66647 2021-05-31 stsp }
989 67a66647 2021-05-31 stsp
990 67a66647 2021-05-31 stsp err = got_opentemp_named(&blob_orig_path, &f_orig, base_path);
991 67a66647 2021-05-31 stsp if (err)
992 67a66647 2021-05-31 stsp goto done;
993 67a66647 2021-05-31 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f_orig,
994 67a66647 2021-05-31 stsp blob_orig);
995 67a66647 2021-05-31 stsp if (err)
996 67a66647 2021-05-31 stsp goto done;
997 67a66647 2021-05-31 stsp free(base_path);
998 db590691 2021-06-02 stsp } else {
999 db590691 2021-06-02 stsp /*
1000 db590691 2021-06-02 stsp * No common ancestor exists. This is an "add vs add" conflict
1001 db590691 2021-06-02 stsp * and we simply use an empty ancestor file to make both files
1002 db590691 2021-06-02 stsp * appear in the merged result in their entirety.
1003 db590691 2021-06-02 stsp */
1004 db590691 2021-06-02 stsp f_orig = got_opentemp();
1005 db590691 2021-06-02 stsp if (f_orig == NULL) {
1006 db590691 2021-06-02 stsp err = got_error_from_errno("got_opentemp");
1007 db590691 2021-06-02 stsp goto done;
1008 db590691 2021-06-02 stsp }
1009 67a66647 2021-05-31 stsp }
1010 67a66647 2021-05-31 stsp
1011 14c901f1 2019-08-08 stsp if (asprintf(&base_path, "%s/got-merge-blob-deriv", parent) == -1) {
1012 14c901f1 2019-08-08 stsp err = got_error_from_errno("asprintf");
1013 14c901f1 2019-08-08 stsp base_path = NULL;
1014 14c901f1 2019-08-08 stsp goto done;
1015 14c901f1 2019-08-08 stsp }
1016 14c901f1 2019-08-08 stsp
1017 14c901f1 2019-08-08 stsp err = got_opentemp_named(&blob_deriv_path, &f_deriv, base_path);
1018 14c901f1 2019-08-08 stsp if (err)
1019 14c901f1 2019-08-08 stsp goto done;
1020 14c901f1 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f_deriv,
1021 14c901f1 2019-08-08 stsp blob_deriv);
1022 14c901f1 2019-08-08 stsp if (err)
1023 14c901f1 2019-08-08 stsp goto done;
1024 14c901f1 2019-08-08 stsp
1025 14c901f1 2019-08-08 stsp err = got_object_id_str(&id_str, deriv_base_commit_id);
1026 14c901f1 2019-08-08 stsp if (err)
1027 14c901f1 2019-08-08 stsp goto done;
1028 f69721c3 2019-10-21 stsp if (asprintf(&label_deriv, "%s: commit %s",
1029 f69721c3 2019-10-21 stsp GOT_MERGE_LABEL_MERGED, id_str) == -1) {
1030 14c901f1 2019-08-08 stsp err = got_error_from_errno("asprintf");
1031 14c901f1 2019-08-08 stsp goto done;
1032 eec2f5a9 2021-06-03 stsp }
1033 eec2f5a9 2021-06-03 stsp
1034 eec2f5a9 2021-06-03 stsp /*
1035 eec2f5a9 2021-06-03 stsp * In order the run a 3-way merge with a symlink we copy the symlink's
1036 eec2f5a9 2021-06-03 stsp * target path into a temporary file and use that file with diff3.
1037 eec2f5a9 2021-06-03 stsp */
1038 eec2f5a9 2021-06-03 stsp if (S_ISLNK(st_mode)) {
1039 eec2f5a9 2021-06-03 stsp err = dump_symlink_target_path_to_file(&f_deriv2, ondisk_path);
1040 eec2f5a9 2021-06-03 stsp if (err)
1041 eec2f5a9 2021-06-03 stsp goto done;
1042 eec2f5a9 2021-06-03 stsp } else {
1043 eec2f5a9 2021-06-03 stsp int fd;
1044 06340621 2021-12-31 thomas fd = open(ondisk_path, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
1045 eec2f5a9 2021-06-03 stsp if (fd == -1) {
1046 eec2f5a9 2021-06-03 stsp err = got_error_from_errno2("open", ondisk_path);
1047 eec2f5a9 2021-06-03 stsp goto done;
1048 eec2f5a9 2021-06-03 stsp }
1049 eec2f5a9 2021-06-03 stsp f_deriv2 = fdopen(fd, "r");
1050 eec2f5a9 2021-06-03 stsp if (f_deriv2 == NULL) {
1051 eec2f5a9 2021-06-03 stsp err = got_error_from_errno2("fdopen", ondisk_path);
1052 eec2f5a9 2021-06-03 stsp close(fd);
1053 eec2f5a9 2021-06-03 stsp goto done;
1054 eec2f5a9 2021-06-03 stsp }
1055 14c901f1 2019-08-08 stsp }
1056 14c901f1 2019-08-08 stsp
1057 07bb0f93 2021-06-02 stsp err = merge_file(local_changes_subsumed, worktree, f_orig, f_deriv,
1058 eec2f5a9 2021-06-03 stsp f_deriv2, ondisk_path, path, st_mode, label_orig, label_deriv,
1059 fdf3c2d3 2021-06-17 stsp NULL, GOT_DIFF_ALGORITHM_MYERS, repo, progress_cb, progress_arg);
1060 14c901f1 2019-08-08 stsp done:
1061 67a66647 2021-05-31 stsp if (f_orig && fclose(f_orig) == EOF && err == NULL)
1062 67a66647 2021-05-31 stsp err = got_error_from_errno("fclose");
1063 56b63ca4 2021-01-22 stsp if (f_deriv && fclose(f_deriv) == EOF && err == NULL)
1064 eec2f5a9 2021-06-03 stsp err = got_error_from_errno("fclose");
1065 eec2f5a9 2021-06-03 stsp if (f_deriv2 && fclose(f_deriv2) == EOF && err == NULL)
1066 14c901f1 2019-08-08 stsp err = got_error_from_errno("fclose");
1067 14c901f1 2019-08-08 stsp free(base_path);
1068 67a66647 2021-05-31 stsp if (blob_orig_path) {
1069 67a66647 2021-05-31 stsp unlink(blob_orig_path);
1070 67a66647 2021-05-31 stsp free(blob_orig_path);
1071 67a66647 2021-05-31 stsp }
1072 14c901f1 2019-08-08 stsp if (blob_deriv_path) {
1073 14c901f1 2019-08-08 stsp unlink(blob_deriv_path);
1074 14c901f1 2019-08-08 stsp free(blob_deriv_path);
1075 14c901f1 2019-08-08 stsp }
1076 6353ad76 2019-02-08 stsp free(id_str);
1077 818c7501 2019-07-11 stsp free(label_deriv);
1078 ed6b5030 2020-10-20 stsp free(parent);
1079 4a1ddfc2 2019-01-12 stsp return err;
1080 4a1ddfc2 2019-01-12 stsp }
1081 4a1ddfc2 2019-01-12 stsp
1082 4a1ddfc2 2019-01-12 stsp static const struct got_error *
1083 65b05cec 2020-07-23 stsp create_fileindex_entry(struct got_fileindex_entry **new_iep,
1084 65b05cec 2020-07-23 stsp struct got_fileindex *fileindex, struct got_object_id *base_commit_id,
1085 437adc9d 2020-12-10 yzhong int wt_fd, const char *path, struct got_object_id *blob_id)
1086 13d9040b 2019-03-27 stsp {
1087 13d9040b 2019-03-27 stsp const struct got_error *err = NULL;
1088 054041d0 2020-06-24 stsp struct got_fileindex_entry *new_ie;
1089 13d9040b 2019-03-27 stsp
1090 65b05cec 2020-07-23 stsp *new_iep = NULL;
1091 65b05cec 2020-07-23 stsp
1092 054041d0 2020-06-24 stsp err = got_fileindex_entry_alloc(&new_ie, path);
1093 054041d0 2020-06-24 stsp if (err)
1094 054041d0 2020-06-24 stsp return err;
1095 054041d0 2020-06-24 stsp
1096 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(new_ie, wt_fd, path,
1097 054041d0 2020-06-24 stsp blob_id->sha1, base_commit_id->sha1, 1);
1098 054041d0 2020-06-24 stsp if (err)
1099 054041d0 2020-06-24 stsp goto done;
1100 054041d0 2020-06-24 stsp
1101 054041d0 2020-06-24 stsp err = got_fileindex_entry_add(fileindex, new_ie);
1102 054041d0 2020-06-24 stsp done:
1103 054041d0 2020-06-24 stsp if (err)
1104 054041d0 2020-06-24 stsp got_fileindex_entry_free(new_ie);
1105 65b05cec 2020-07-23 stsp else
1106 65b05cec 2020-07-23 stsp *new_iep = new_ie;
1107 13d9040b 2019-03-27 stsp return err;
1108 1ebedb77 2019-10-19 stsp }
1109 1ebedb77 2019-10-19 stsp
1110 1ebedb77 2019-10-19 stsp static mode_t
1111 1ebedb77 2019-10-19 stsp get_ondisk_perms(int executable, mode_t st_mode)
1112 1ebedb77 2019-10-19 stsp {
1113 1ebedb77 2019-10-19 stsp mode_t xbits = S_IXUSR;
1114 1ebedb77 2019-10-19 stsp
1115 1ebedb77 2019-10-19 stsp if (executable) {
1116 1ebedb77 2019-10-19 stsp /* Map read bits to execute bits. */
1117 1ebedb77 2019-10-19 stsp if (st_mode & S_IRGRP)
1118 1ebedb77 2019-10-19 stsp xbits |= S_IXGRP;
1119 1ebedb77 2019-10-19 stsp if (st_mode & S_IROTH)
1120 1ebedb77 2019-10-19 stsp xbits |= S_IXOTH;
1121 1ebedb77 2019-10-19 stsp return st_mode | xbits;
1122 1ebedb77 2019-10-19 stsp }
1123 1ebedb77 2019-10-19 stsp
1124 1ebedb77 2019-10-19 stsp return (st_mode & ~(S_IXUSR | S_IXGRP | S_IXOTH));
1125 13d9040b 2019-03-27 stsp }
1126 13d9040b 2019-03-27 stsp
1127 8ba819a3 2020-07-23 stsp /* forward declaration */
1128 13d9040b 2019-03-27 stsp static const struct got_error *
1129 13d9040b 2019-03-27 stsp install_blob(struct got_worktree *worktree, const char *ondisk_path,
1130 bb51a5b4 2020-01-13 stsp const char *path, mode_t te_mode, mode_t st_mode,
1131 4b55f459 2019-09-08 stsp struct got_blob_object *blob, int restoring_missing_file,
1132 bd6aa359 2020-07-23 stsp int reverting_versioned_file, int installing_bad_symlink,
1133 3b9f0f87 2020-07-23 stsp int path_is_unversioned, struct got_repository *repo,
1134 8ba819a3 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg);
1135 8ba819a3 2020-07-23 stsp
1136 5a1fbc73 2020-07-23 stsp /*
1137 5a1fbc73 2020-07-23 stsp * This function assumes that the provided symlink target points at a
1138 5a1fbc73 2020-07-23 stsp * safe location in the work tree!
1139 5a1fbc73 2020-07-23 stsp */
1140 8ba819a3 2020-07-23 stsp static const struct got_error *
1141 c6e8a826 2021-04-05 stsp replace_existing_symlink(int *did_something, const char *ondisk_path,
1142 c6e8a826 2021-04-05 stsp const char *target_path, size_t target_len)
1143 5a1fbc73 2020-07-23 stsp {
1144 5a1fbc73 2020-07-23 stsp const struct got_error *err = NULL;
1145 5a1fbc73 2020-07-23 stsp ssize_t elen;
1146 5a1fbc73 2020-07-23 stsp char etarget[PATH_MAX];
1147 5a1fbc73 2020-07-23 stsp int fd;
1148 5a1fbc73 2020-07-23 stsp
1149 c6e8a826 2021-04-05 stsp *did_something = 0;
1150 c6e8a826 2021-04-05 stsp
1151 5a1fbc73 2020-07-23 stsp /*
1152 5a1fbc73 2020-07-23 stsp * "Bad" symlinks (those pointing outside the work tree or into the
1153 5a1fbc73 2020-07-23 stsp * .got directory) are installed in the work tree as a regular file
1154 5a1fbc73 2020-07-23 stsp * which contains the bad symlink target path.
1155 5a1fbc73 2020-07-23 stsp * The new symlink target has already been checked for safety by our
1156 5a1fbc73 2020-07-23 stsp * caller. If we can successfully open a regular file then we simply
1157 5a1fbc73 2020-07-23 stsp * replace this file with a symlink below.
1158 5a1fbc73 2020-07-23 stsp */
1159 06340621 2021-12-31 thomas fd = open(ondisk_path, O_RDWR | O_EXCL | O_NOFOLLOW | O_CLOEXEC);
1160 5a1fbc73 2020-07-23 stsp if (fd == -1) {
1161 3dc1dc04 2021-09-27 thomas if (!got_err_open_nofollow_on_symlink())
1162 5a1fbc73 2020-07-23 stsp return got_error_from_errno2("open", ondisk_path);
1163 5a1fbc73 2020-07-23 stsp
1164 5a1fbc73 2020-07-23 stsp /* We are updating an existing on-disk symlink. */
1165 5a1fbc73 2020-07-23 stsp elen = readlink(ondisk_path, etarget, sizeof(etarget));
1166 5a1fbc73 2020-07-23 stsp if (elen == -1)
1167 5a1fbc73 2020-07-23 stsp return got_error_from_errno2("readlink", ondisk_path);
1168 5a1fbc73 2020-07-23 stsp
1169 5a1fbc73 2020-07-23 stsp if (elen == target_len &&
1170 5a1fbc73 2020-07-23 stsp memcmp(etarget, target_path, target_len) == 0)
1171 5a1fbc73 2020-07-23 stsp return NULL; /* nothing to do */
1172 5a1fbc73 2020-07-23 stsp }
1173 5a1fbc73 2020-07-23 stsp
1174 c6e8a826 2021-04-05 stsp *did_something = 1;
1175 5a1fbc73 2020-07-23 stsp err = update_symlink(ondisk_path, target_path, target_len);
1176 5a1fbc73 2020-07-23 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
1177 5a1fbc73 2020-07-23 stsp err = got_error_from_errno2("close", ondisk_path);
1178 5a1fbc73 2020-07-23 stsp return err;
1179 3c1ec782 2020-07-23 stsp }
1180 3c1ec782 2020-07-23 stsp
1181 3c1ec782 2020-07-23 stsp static const struct got_error *
1182 3c1ec782 2020-07-23 stsp is_bad_symlink_target(int *is_bad_symlink, const char *target_path,
1183 3c1ec782 2020-07-23 stsp size_t target_len, const char *ondisk_path, const char *wtroot_path)
1184 3c1ec782 2020-07-23 stsp {
1185 3c1ec782 2020-07-23 stsp const struct got_error *err = NULL;
1186 3c1ec782 2020-07-23 stsp char canonpath[PATH_MAX];
1187 3c1ec782 2020-07-23 stsp char *path_got = NULL;
1188 3c1ec782 2020-07-23 stsp
1189 3c1ec782 2020-07-23 stsp *is_bad_symlink = 0;
1190 3c1ec782 2020-07-23 stsp
1191 3c1ec782 2020-07-23 stsp if (target_len >= sizeof(canonpath)) {
1192 3c1ec782 2020-07-23 stsp *is_bad_symlink = 1;
1193 3c1ec782 2020-07-23 stsp return NULL;
1194 3c1ec782 2020-07-23 stsp }
1195 3c1ec782 2020-07-23 stsp
1196 3c1ec782 2020-07-23 stsp /*
1197 3c1ec782 2020-07-23 stsp * We do not use realpath(3) to resolve the symlink's target
1198 3c1ec782 2020-07-23 stsp * path because we don't want to resolve symlinks recursively.
1199 3c1ec782 2020-07-23 stsp * Instead we make the path absolute and then canonicalize it.
1200 3c1ec782 2020-07-23 stsp * Relative symlink target lookup should begin at the directory
1201 3c1ec782 2020-07-23 stsp * in which the blob object is being installed.
1202 3c1ec782 2020-07-23 stsp */
1203 3c1ec782 2020-07-23 stsp if (!got_path_is_absolute(target_path)) {
1204 ce031e9e 2020-10-20 stsp char *abspath, *parent;
1205 ce031e9e 2020-10-20 stsp err = got_path_dirname(&parent, ondisk_path);
1206 ce031e9e 2020-10-20 stsp if (err)
1207 ce031e9e 2020-10-20 stsp return err;
1208 ce031e9e 2020-10-20 stsp if (asprintf(&abspath, "%s/%s", parent, target_path) == -1) {
1209 ce031e9e 2020-10-20 stsp free(parent);
1210 3c1ec782 2020-07-23 stsp return got_error_from_errno("asprintf");
1211 ce031e9e 2020-10-20 stsp }
1212 ce031e9e 2020-10-20 stsp free(parent);
1213 3c1ec782 2020-07-23 stsp if (strlen(abspath) >= sizeof(canonpath)) {
1214 3c1ec782 2020-07-23 stsp err = got_error_path(abspath, GOT_ERR_BAD_PATH);
1215 3c1ec782 2020-07-23 stsp free(abspath);
1216 3c1ec782 2020-07-23 stsp return err;
1217 3c1ec782 2020-07-23 stsp }
1218 3c1ec782 2020-07-23 stsp err = got_canonpath(abspath, canonpath, sizeof(canonpath));
1219 3c1ec782 2020-07-23 stsp free(abspath);
1220 3c1ec782 2020-07-23 stsp if (err)
1221 3c1ec782 2020-07-23 stsp return err;
1222 3c1ec782 2020-07-23 stsp } else {
1223 3c1ec782 2020-07-23 stsp err = got_canonpath(target_path, canonpath, sizeof(canonpath));
1224 3c1ec782 2020-07-23 stsp if (err)
1225 3c1ec782 2020-07-23 stsp return err;
1226 3c1ec782 2020-07-23 stsp }
1227 3c1ec782 2020-07-23 stsp
1228 3c1ec782 2020-07-23 stsp /* Only allow symlinks pointing at paths within the work tree. */
1229 3c1ec782 2020-07-23 stsp if (!got_path_is_child(canonpath, wtroot_path, strlen(wtroot_path))) {
1230 3c1ec782 2020-07-23 stsp *is_bad_symlink = 1;
1231 3c1ec782 2020-07-23 stsp return NULL;
1232 3c1ec782 2020-07-23 stsp }
1233 3c1ec782 2020-07-23 stsp
1234 3c1ec782 2020-07-23 stsp /* Do not allow symlinks pointing into the .got directory. */
1235 3c1ec782 2020-07-23 stsp if (asprintf(&path_got, "%s/%s", wtroot_path,
1236 3c1ec782 2020-07-23 stsp GOT_WORKTREE_GOT_DIR) == -1)
1237 3c1ec782 2020-07-23 stsp return got_error_from_errno("asprintf");
1238 3c1ec782 2020-07-23 stsp if (got_path_is_child(canonpath, path_got, strlen(path_got)))
1239 3c1ec782 2020-07-23 stsp *is_bad_symlink = 1;
1240 3c1ec782 2020-07-23 stsp
1241 3c1ec782 2020-07-23 stsp free(path_got);
1242 3c1ec782 2020-07-23 stsp return NULL;
1243 5a1fbc73 2020-07-23 stsp }
1244 5a1fbc73 2020-07-23 stsp
1245 5a1fbc73 2020-07-23 stsp static const struct got_error *
1246 2e1fa222 2020-07-23 stsp install_symlink(int *is_bad_symlink, struct got_worktree *worktree,
1247 2e1fa222 2020-07-23 stsp const char *ondisk_path, const char *path, struct got_blob_object *blob,
1248 2e1fa222 2020-07-23 stsp int restoring_missing_file, int reverting_versioned_file,
1249 ace90326 2021-09-27 thomas int path_is_unversioned, int allow_bad_symlinks,
1250 ace90326 2021-09-27 thomas struct got_repository *repo,
1251 4b55f459 2019-09-08 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
1252 9d31a1d8 2018-03-11 stsp {
1253 9d31a1d8 2018-03-11 stsp const struct got_error *err = NULL;
1254 8ba819a3 2020-07-23 stsp char target_path[PATH_MAX];
1255 8ba819a3 2020-07-23 stsp size_t len, target_len = 0;
1256 906c123b 2020-07-23 stsp char *path_got = NULL;
1257 8ba819a3 2020-07-23 stsp const uint8_t *buf = got_object_blob_get_read_buf(blob);
1258 8ba819a3 2020-07-23 stsp size_t hdrlen = got_object_blob_get_hdrlen(blob);
1259 8ba819a3 2020-07-23 stsp
1260 2e1fa222 2020-07-23 stsp *is_bad_symlink = 0;
1261 2e1fa222 2020-07-23 stsp
1262 8ba819a3 2020-07-23 stsp /*
1263 8ba819a3 2020-07-23 stsp * Blob object content specifies the target path of the link.
1264 8ba819a3 2020-07-23 stsp * If a symbolic link cannot be installed we instead create
1265 8ba819a3 2020-07-23 stsp * a regular file which contains the link target path stored
1266 8ba819a3 2020-07-23 stsp * in the blob object.
1267 8ba819a3 2020-07-23 stsp */
1268 8ba819a3 2020-07-23 stsp do {
1269 8ba819a3 2020-07-23 stsp err = got_object_blob_read_block(&len, blob);
1270 8ba819a3 2020-07-23 stsp if (len + target_len >= sizeof(target_path)) {
1271 8ba819a3 2020-07-23 stsp /* Path too long; install as a regular file. */
1272 2e1fa222 2020-07-23 stsp *is_bad_symlink = 1;
1273 8ba819a3 2020-07-23 stsp got_object_blob_rewind(blob);
1274 8ba819a3 2020-07-23 stsp return install_blob(worktree, ondisk_path, path,
1275 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1276 8ba819a3 2020-07-23 stsp restoring_missing_file, reverting_versioned_file,
1277 3b9f0f87 2020-07-23 stsp 1, path_is_unversioned, repo, progress_cb,
1278 3b9f0f87 2020-07-23 stsp progress_arg);
1279 8ba819a3 2020-07-23 stsp }
1280 8ba819a3 2020-07-23 stsp if (len > 0) {
1281 8ba819a3 2020-07-23 stsp /* Skip blob object header first time around. */
1282 8ba819a3 2020-07-23 stsp memcpy(target_path + target_len, buf + hdrlen,
1283 8ba819a3 2020-07-23 stsp len - hdrlen);
1284 8ba819a3 2020-07-23 stsp target_len += len - hdrlen;
1285 8ba819a3 2020-07-23 stsp hdrlen = 0;
1286 8ba819a3 2020-07-23 stsp }
1287 8ba819a3 2020-07-23 stsp } while (len != 0);
1288 8ba819a3 2020-07-23 stsp target_path[target_len] = '\0';
1289 8ba819a3 2020-07-23 stsp
1290 3c1ec782 2020-07-23 stsp err = is_bad_symlink_target(is_bad_symlink, target_path, target_len,
1291 3c1ec782 2020-07-23 stsp ondisk_path, worktree->root_path);
1292 3c1ec782 2020-07-23 stsp if (err)
1293 3c1ec782 2020-07-23 stsp return err;
1294 8ba819a3 2020-07-23 stsp
1295 ace90326 2021-09-27 thomas if (*is_bad_symlink && !allow_bad_symlinks) {
1296 906c123b 2020-07-23 stsp /* install as a regular file */
1297 906c123b 2020-07-23 stsp got_object_blob_rewind(blob);
1298 906c123b 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1299 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1300 bd6aa359 2020-07-23 stsp restoring_missing_file, reverting_versioned_file, 1,
1301 3b9f0f87 2020-07-23 stsp path_is_unversioned, repo, progress_cb, progress_arg);
1302 906c123b 2020-07-23 stsp goto done;
1303 906c123b 2020-07-23 stsp }
1304 906c123b 2020-07-23 stsp
1305 8ba819a3 2020-07-23 stsp if (symlink(target_path, ondisk_path) == -1) {
1306 8ba819a3 2020-07-23 stsp if (errno == EEXIST) {
1307 c6e8a826 2021-04-05 stsp int symlink_replaced;
1308 c90c8ce3 2020-07-23 stsp if (path_is_unversioned) {
1309 c90c8ce3 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1310 c90c8ce3 2020-07-23 stsp GOT_STATUS_UNVERSIONED, path);
1311 c90c8ce3 2020-07-23 stsp goto done;
1312 c90c8ce3 2020-07-23 stsp }
1313 c6e8a826 2021-04-05 stsp err = replace_existing_symlink(&symlink_replaced,
1314 c6e8a826 2021-04-05 stsp ondisk_path, target_path, target_len);
1315 5a1fbc73 2020-07-23 stsp if (err)
1316 f35fa46a 2020-07-23 stsp goto done;
1317 5a1fbc73 2020-07-23 stsp if (progress_cb) {
1318 c6e8a826 2021-04-05 stsp if (symlink_replaced) {
1319 c6e8a826 2021-04-05 stsp err = (*progress_cb)(progress_arg,
1320 c6e8a826 2021-04-05 stsp reverting_versioned_file ?
1321 c6e8a826 2021-04-05 stsp GOT_STATUS_REVERT :
1322 c6e8a826 2021-04-05 stsp GOT_STATUS_UPDATE, path);
1323 c6e8a826 2021-04-05 stsp } else {
1324 c6e8a826 2021-04-05 stsp err = (*progress_cb)(progress_arg,
1325 c6e8a826 2021-04-05 stsp GOT_STATUS_EXISTS, path);
1326 c6e8a826 2021-04-05 stsp }
1327 f35fa46a 2020-07-23 stsp }
1328 5a1fbc73 2020-07-23 stsp goto done; /* Nothing else to do. */
1329 f35fa46a 2020-07-23 stsp }
1330 f35fa46a 2020-07-23 stsp
1331 f35fa46a 2020-07-23 stsp if (errno == ENOENT) {
1332 f4994adc 2020-10-20 stsp char *parent;
1333 f4994adc 2020-10-20 stsp err = got_path_dirname(&parent, ondisk_path);
1334 f4994adc 2020-10-20 stsp if (err)
1335 f4994adc 2020-10-20 stsp goto done;
1336 f35fa46a 2020-07-23 stsp err = add_dir_on_disk(worktree, parent);
1337 f4994adc 2020-10-20 stsp free(parent);
1338 f35fa46a 2020-07-23 stsp if (err)
1339 f35fa46a 2020-07-23 stsp goto done;
1340 f35fa46a 2020-07-23 stsp /*
1341 f35fa46a 2020-07-23 stsp * Retry, and fall through to error handling
1342 f35fa46a 2020-07-23 stsp * below if this second attempt fails.
1343 f35fa46a 2020-07-23 stsp */
1344 f35fa46a 2020-07-23 stsp if (symlink(target_path, ondisk_path) != -1) {
1345 f35fa46a 2020-07-23 stsp err = NULL; /* success */
1346 f35fa46a 2020-07-23 stsp goto done;
1347 f35fa46a 2020-07-23 stsp }
1348 f35fa46a 2020-07-23 stsp }
1349 f35fa46a 2020-07-23 stsp
1350 f35fa46a 2020-07-23 stsp /* Handle errors from first or second creation attempt. */
1351 f35fa46a 2020-07-23 stsp if (errno == ENAMETOOLONG) {
1352 8ba819a3 2020-07-23 stsp /* bad target path; install as a regular file */
1353 2e1fa222 2020-07-23 stsp *is_bad_symlink = 1;
1354 8ba819a3 2020-07-23 stsp got_object_blob_rewind(blob);
1355 8ba819a3 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1356 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1357 bd6aa359 2020-07-23 stsp restoring_missing_file, reverting_versioned_file, 1,
1358 3b9f0f87 2020-07-23 stsp path_is_unversioned, repo,
1359 3b9f0f87 2020-07-23 stsp progress_cb, progress_arg);
1360 8ba819a3 2020-07-23 stsp } else if (errno == ENOTDIR) {
1361 8ba819a3 2020-07-23 stsp err = got_error_path(ondisk_path,
1362 8ba819a3 2020-07-23 stsp GOT_ERR_FILE_OBSTRUCTED);
1363 8ba819a3 2020-07-23 stsp } else {
1364 8ba819a3 2020-07-23 stsp err = got_error_from_errno3("symlink",
1365 8ba819a3 2020-07-23 stsp target_path, ondisk_path);
1366 8ba819a3 2020-07-23 stsp }
1367 bd6aa359 2020-07-23 stsp } else if (progress_cb)
1368 6e1eade5 2020-07-23 stsp err = (*progress_cb)(progress_arg, reverting_versioned_file ?
1369 6e1eade5 2020-07-23 stsp GOT_STATUS_REVERT : GOT_STATUS_ADD, path);
1370 8ba819a3 2020-07-23 stsp done:
1371 906c123b 2020-07-23 stsp free(path_got);
1372 8ba819a3 2020-07-23 stsp return err;
1373 8ba819a3 2020-07-23 stsp }
1374 8ba819a3 2020-07-23 stsp
1375 8ba819a3 2020-07-23 stsp static const struct got_error *
1376 8ba819a3 2020-07-23 stsp install_blob(struct got_worktree *worktree, const char *ondisk_path,
1377 8ba819a3 2020-07-23 stsp const char *path, mode_t te_mode, mode_t st_mode,
1378 8ba819a3 2020-07-23 stsp struct got_blob_object *blob, int restoring_missing_file,
1379 bd6aa359 2020-07-23 stsp int reverting_versioned_file, int installing_bad_symlink,
1380 3b9f0f87 2020-07-23 stsp int path_is_unversioned, struct got_repository *repo,
1381 3b9f0f87 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
1382 8ba819a3 2020-07-23 stsp {
1383 8ba819a3 2020-07-23 stsp const struct got_error *err = NULL;
1384 507dc3bb 2018-12-29 stsp int fd = -1;
1385 9d31a1d8 2018-03-11 stsp size_t len, hdrlen;
1386 507dc3bb 2018-12-29 stsp int update = 0;
1387 507dc3bb 2018-12-29 stsp char *tmppath = NULL;
1388 8ba819a3 2020-07-23 stsp
1389 06340621 2021-12-31 thomas fd = open(ondisk_path, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW |
1390 06340621 2021-12-31 thomas O_CLOEXEC, GOT_DEFAULT_FILE_MODE);
1391 9d31a1d8 2018-03-11 stsp if (fd == -1) {
1392 21908da4 2019-01-13 stsp if (errno == ENOENT) {
1393 f5375317 2020-10-20 stsp char *parent;
1394 f5375317 2020-10-20 stsp err = got_path_dirname(&parent, path);
1395 f5375317 2020-10-20 stsp if (err)
1396 f5375317 2020-10-20 stsp return err;
1397 21908da4 2019-01-13 stsp err = add_dir_on_disk(worktree, parent);
1398 f5375317 2020-10-20 stsp free(parent);
1399 21908da4 2019-01-13 stsp if (err)
1400 21908da4 2019-01-13 stsp return err;
1401 21908da4 2019-01-13 stsp fd = open(ondisk_path,
1402 06340621 2021-12-31 thomas O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW | O_CLOEXEC,
1403 21908da4 2019-01-13 stsp GOT_DEFAULT_FILE_MODE);
1404 21908da4 2019-01-13 stsp if (fd == -1)
1405 638f9024 2019-05-13 stsp return got_error_from_errno2("open",
1406 230a42bd 2019-05-11 jcs ondisk_path);
1407 21908da4 2019-01-13 stsp } else if (errno == EEXIST) {
1408 3b9f0f87 2020-07-23 stsp if (path_is_unversioned) {
1409 3b9f0f87 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1410 3b9f0f87 2020-07-23 stsp GOT_STATUS_UNVERSIONED, path);
1411 3b9f0f87 2020-07-23 stsp goto done;
1412 3b9f0f87 2020-07-23 stsp }
1413 f6d8c0ac 2020-11-09 stsp if (!(S_ISLNK(st_mode) && S_ISREG(te_mode)) &&
1414 f6d8c0ac 2020-11-09 stsp !S_ISREG(st_mode) && !installing_bad_symlink) {
1415 9d31a1d8 2018-03-11 stsp /* TODO file is obstructed; do something */
1416 3665fce0 2020-07-13 stsp err = got_error_path(ondisk_path,
1417 3665fce0 2020-07-13 stsp GOT_ERR_FILE_OBSTRUCTED);
1418 507dc3bb 2018-12-29 stsp goto done;
1419 d70b8e30 2018-12-27 stsp } else {
1420 507dc3bb 2018-12-29 stsp err = got_opentemp_named_fd(&tmppath, &fd,
1421 507dc3bb 2018-12-29 stsp ondisk_path);
1422 507dc3bb 2018-12-29 stsp if (err)
1423 507dc3bb 2018-12-29 stsp goto done;
1424 507dc3bb 2018-12-29 stsp update = 1;
1425 9d31a1d8 2018-03-11 stsp }
1426 507dc3bb 2018-12-29 stsp } else
1427 638f9024 2019-05-13 stsp return got_error_from_errno2("open", ondisk_path);
1428 9d31a1d8 2018-03-11 stsp }
1429 9d31a1d8 2018-03-11 stsp
1430 3818e3c4 2020-11-01 naddy if (fchmod(fd, get_ondisk_perms(te_mode & S_IXUSR, st_mode)) == -1) {
1431 3818e3c4 2020-11-01 naddy err = got_error_from_errno2("fchmod",
1432 3818e3c4 2020-11-01 naddy update ? tmppath : ondisk_path);
1433 3818e3c4 2020-11-01 naddy goto done;
1434 3818e3c4 2020-11-01 naddy }
1435 3818e3c4 2020-11-01 naddy
1436 bd6aa359 2020-07-23 stsp if (progress_cb) {
1437 bd6aa359 2020-07-23 stsp if (restoring_missing_file)
1438 bd6aa359 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MISSING,
1439 bd6aa359 2020-07-23 stsp path);
1440 bd6aa359 2020-07-23 stsp else if (reverting_versioned_file)
1441 bd6aa359 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_REVERT,
1442 bd6aa359 2020-07-23 stsp path);
1443 bd6aa359 2020-07-23 stsp else
1444 bd6aa359 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1445 bd6aa359 2020-07-23 stsp update ? GOT_STATUS_UPDATE : GOT_STATUS_ADD, path);
1446 bd6aa359 2020-07-23 stsp if (err)
1447 bd6aa359 2020-07-23 stsp goto done;
1448 bd6aa359 2020-07-23 stsp }
1449 d7b62c98 2018-12-27 stsp
1450 9d31a1d8 2018-03-11 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1451 9d31a1d8 2018-03-11 stsp do {
1452 9d31a1d8 2018-03-11 stsp const uint8_t *buf = got_object_blob_get_read_buf(blob);
1453 9d31a1d8 2018-03-11 stsp err = got_object_blob_read_block(&len, blob);
1454 9d31a1d8 2018-03-11 stsp if (err)
1455 9d31a1d8 2018-03-11 stsp break;
1456 9d31a1d8 2018-03-11 stsp if (len > 0) {
1457 9d31a1d8 2018-03-11 stsp /* Skip blob object header first time around. */
1458 9d31a1d8 2018-03-11 stsp ssize_t outlen = write(fd, buf + hdrlen, len - hdrlen);
1459 9d31a1d8 2018-03-11 stsp if (outlen == -1) {
1460 638f9024 2019-05-13 stsp err = got_error_from_errno("write");
1461 b87c6f83 2018-12-24 stsp goto done;
1462 61d6eaa3 2018-12-24 stsp } else if (outlen != len - hdrlen) {
1463 9d31a1d8 2018-03-11 stsp err = got_error(GOT_ERR_IO);
1464 b87c6f83 2018-12-24 stsp goto done;
1465 9d31a1d8 2018-03-11 stsp }
1466 61d6eaa3 2018-12-24 stsp hdrlen = 0;
1467 9d31a1d8 2018-03-11 stsp }
1468 9d31a1d8 2018-03-11 stsp } while (len != 0);
1469 9d31a1d8 2018-03-11 stsp
1470 816dc654 2019-02-16 stsp if (fsync(fd) != 0) {
1471 638f9024 2019-05-13 stsp err = got_error_from_errno("fsync");
1472 816dc654 2019-02-16 stsp goto done;
1473 816dc654 2019-02-16 stsp }
1474 9d31a1d8 2018-03-11 stsp
1475 507dc3bb 2018-12-29 stsp if (update) {
1476 f6d8c0ac 2020-11-09 stsp if (S_ISLNK(st_mode) && unlink(ondisk_path) == -1) {
1477 f6d8c0ac 2020-11-09 stsp err = got_error_from_errno2("unlink", ondisk_path);
1478 f6d8c0ac 2020-11-09 stsp goto done;
1479 f6d8c0ac 2020-11-09 stsp }
1480 507dc3bb 2018-12-29 stsp if (rename(tmppath, ondisk_path) != 0) {
1481 638f9024 2019-05-13 stsp err = got_error_from_errno3("rename", tmppath,
1482 230a42bd 2019-05-11 jcs ondisk_path);
1483 68ed9ba5 2019-02-10 stsp goto done;
1484 68ed9ba5 2019-02-10 stsp }
1485 63df146d 2020-11-09 stsp free(tmppath);
1486 63df146d 2020-11-09 stsp tmppath = NULL;
1487 507dc3bb 2018-12-29 stsp }
1488 507dc3bb 2018-12-29 stsp
1489 9d31a1d8 2018-03-11 stsp done:
1490 08578a35 2021-01-22 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
1491 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
1492 63df146d 2020-11-09 stsp if (tmppath != NULL && unlink(tmppath) == -1 && err == NULL)
1493 63df146d 2020-11-09 stsp err = got_error_from_errno2("unlink", tmppath);
1494 507dc3bb 2018-12-29 stsp free(tmppath);
1495 6353ad76 2019-02-08 stsp return err;
1496 6353ad76 2019-02-08 stsp }
1497 6353ad76 2019-02-08 stsp
1498 7154f6ce 2019-03-27 stsp /* Upgrade STATUS_MODIFY to STATUS_CONFLICT if a conflict marker is found. */
1499 6353ad76 2019-02-08 stsp static const struct got_error *
1500 7154f6ce 2019-03-27 stsp get_modified_file_content_status(unsigned char *status, FILE *f)
1501 7154f6ce 2019-03-27 stsp {
1502 7154f6ce 2019-03-27 stsp const struct got_error *err = NULL;
1503 7154f6ce 2019-03-27 stsp const char *markers[3] = {
1504 7154f6ce 2019-03-27 stsp GOT_DIFF_CONFLICT_MARKER_BEGIN,
1505 7154f6ce 2019-03-27 stsp GOT_DIFF_CONFLICT_MARKER_SEP,
1506 7154f6ce 2019-03-27 stsp GOT_DIFF_CONFLICT_MARKER_END
1507 7154f6ce 2019-03-27 stsp };
1508 7154f6ce 2019-03-27 stsp int i = 0;
1509 9bdd68dd 2020-01-02 naddy char *line = NULL;
1510 9bdd68dd 2020-01-02 naddy size_t linesize = 0;
1511 9bdd68dd 2020-01-02 naddy ssize_t linelen;
1512 7154f6ce 2019-03-27 stsp
1513 7154f6ce 2019-03-27 stsp while (*status == GOT_STATUS_MODIFY) {
1514 9bdd68dd 2020-01-02 naddy linelen = getline(&line, &linesize, f);
1515 9bdd68dd 2020-01-02 naddy if (linelen == -1) {
1516 7154f6ce 2019-03-27 stsp if (feof(f))
1517 7154f6ce 2019-03-27 stsp break;
1518 7154f6ce 2019-03-27 stsp err = got_ferror(f, GOT_ERR_IO);
1519 7154f6ce 2019-03-27 stsp break;
1520 7154f6ce 2019-03-27 stsp }
1521 7154f6ce 2019-03-27 stsp
1522 7154f6ce 2019-03-27 stsp if (strncmp(line, markers[i], strlen(markers[i])) == 0) {
1523 19332e6d 2019-05-13 stsp if (strcmp(markers[i], GOT_DIFF_CONFLICT_MARKER_END)
1524 19332e6d 2019-05-13 stsp == 0)
1525 7154f6ce 2019-03-27 stsp *status = GOT_STATUS_CONFLICT;
1526 7154f6ce 2019-03-27 stsp else
1527 7154f6ce 2019-03-27 stsp i++;
1528 7154f6ce 2019-03-27 stsp }
1529 7154f6ce 2019-03-27 stsp }
1530 9bdd68dd 2020-01-02 naddy free(line);
1531 7154f6ce 2019-03-27 stsp
1532 7154f6ce 2019-03-27 stsp return err;
1533 e2b1e152 2019-07-13 stsp }
1534 e2b1e152 2019-07-13 stsp
1535 e2b1e152 2019-07-13 stsp static int
1536 1ebedb77 2019-10-19 stsp xbit_differs(struct got_fileindex_entry *ie, uint16_t st_mode)
1537 1ebedb77 2019-10-19 stsp {
1538 1ebedb77 2019-10-19 stsp mode_t ie_mode = got_fileindex_perms_to_st(ie);
1539 1ebedb77 2019-10-19 stsp return ((ie_mode & S_IXUSR) != (st_mode & S_IXUSR));
1540 1ebedb77 2019-10-19 stsp }
1541 1ebedb77 2019-10-19 stsp
1542 1ebedb77 2019-10-19 stsp static int
1543 e2b1e152 2019-07-13 stsp stat_info_differs(struct got_fileindex_entry *ie, struct stat *sb)
1544 e2b1e152 2019-07-13 stsp {
1545 0823ffc2 2020-09-10 naddy return !(ie->ctime_sec == sb->st_ctim.tv_sec &&
1546 0823ffc2 2020-09-10 naddy ie->ctime_nsec == sb->st_ctim.tv_nsec &&
1547 0823ffc2 2020-09-10 naddy ie->mtime_sec == sb->st_mtim.tv_sec &&
1548 0823ffc2 2020-09-10 naddy ie->mtime_nsec == sb->st_mtim.tv_nsec &&
1549 1ebedb77 2019-10-19 stsp ie->size == (sb->st_size & 0xffffffff) &&
1550 1ebedb77 2019-10-19 stsp !xbit_differs(ie, sb->st_mode));
1551 c363b2c1 2019-08-03 stsp }
1552 c363b2c1 2019-08-03 stsp
1553 c363b2c1 2019-08-03 stsp static unsigned char
1554 c363b2c1 2019-08-03 stsp get_staged_status(struct got_fileindex_entry *ie)
1555 c363b2c1 2019-08-03 stsp {
1556 c363b2c1 2019-08-03 stsp switch (got_fileindex_entry_stage_get(ie)) {
1557 c363b2c1 2019-08-03 stsp case GOT_FILEIDX_STAGE_ADD:
1558 c363b2c1 2019-08-03 stsp return GOT_STATUS_ADD;
1559 c363b2c1 2019-08-03 stsp case GOT_FILEIDX_STAGE_DELETE:
1560 c363b2c1 2019-08-03 stsp return GOT_STATUS_DELETE;
1561 c363b2c1 2019-08-03 stsp case GOT_FILEIDX_STAGE_MODIFY:
1562 c363b2c1 2019-08-03 stsp return GOT_STATUS_MODIFY;
1563 c363b2c1 2019-08-03 stsp default:
1564 c363b2c1 2019-08-03 stsp return GOT_STATUS_NO_CHANGE;
1565 a919d5c4 2020-07-23 stsp }
1566 a919d5c4 2020-07-23 stsp }
1567 a919d5c4 2020-07-23 stsp
1568 a919d5c4 2020-07-23 stsp static const struct got_error *
1569 f9eec9d5 2020-07-23 stsp get_symlink_modification_status(unsigned char *status,
1570 a919d5c4 2020-07-23 stsp struct got_fileindex_entry *ie, const char *abspath,
1571 a919d5c4 2020-07-23 stsp int dirfd, const char *de_name, struct got_blob_object *blob)
1572 a919d5c4 2020-07-23 stsp {
1573 a919d5c4 2020-07-23 stsp const struct got_error *err = NULL;
1574 a919d5c4 2020-07-23 stsp char target_path[PATH_MAX];
1575 a919d5c4 2020-07-23 stsp char etarget[PATH_MAX];
1576 a919d5c4 2020-07-23 stsp ssize_t elen;
1577 a919d5c4 2020-07-23 stsp size_t len, target_len = 0;
1578 a919d5c4 2020-07-23 stsp const uint8_t *buf = got_object_blob_get_read_buf(blob);
1579 a919d5c4 2020-07-23 stsp size_t hdrlen = got_object_blob_get_hdrlen(blob);
1580 a919d5c4 2020-07-23 stsp
1581 a919d5c4 2020-07-23 stsp *status = GOT_STATUS_NO_CHANGE;
1582 a919d5c4 2020-07-23 stsp
1583 a919d5c4 2020-07-23 stsp /* Blob object content specifies the target path of the link. */
1584 a919d5c4 2020-07-23 stsp do {
1585 a919d5c4 2020-07-23 stsp err = got_object_blob_read_block(&len, blob);
1586 a919d5c4 2020-07-23 stsp if (err)
1587 a919d5c4 2020-07-23 stsp return err;
1588 a919d5c4 2020-07-23 stsp if (len + target_len >= sizeof(target_path)) {
1589 a919d5c4 2020-07-23 stsp /*
1590 a919d5c4 2020-07-23 stsp * Should not happen. The blob contents were OK
1591 a919d5c4 2020-07-23 stsp * when this symlink was installed.
1592 a919d5c4 2020-07-23 stsp */
1593 a919d5c4 2020-07-23 stsp return got_error(GOT_ERR_NO_SPACE);
1594 a919d5c4 2020-07-23 stsp }
1595 a919d5c4 2020-07-23 stsp if (len > 0) {
1596 a919d5c4 2020-07-23 stsp /* Skip blob object header first time around. */
1597 a919d5c4 2020-07-23 stsp memcpy(target_path + target_len, buf + hdrlen,
1598 a919d5c4 2020-07-23 stsp len - hdrlen);
1599 a919d5c4 2020-07-23 stsp target_len += len - hdrlen;
1600 a919d5c4 2020-07-23 stsp hdrlen = 0;
1601 a919d5c4 2020-07-23 stsp }
1602 a919d5c4 2020-07-23 stsp } while (len != 0);
1603 a919d5c4 2020-07-23 stsp target_path[target_len] = '\0';
1604 a919d5c4 2020-07-23 stsp
1605 a919d5c4 2020-07-23 stsp if (dirfd != -1) {
1606 a919d5c4 2020-07-23 stsp elen = readlinkat(dirfd, de_name, etarget, sizeof(etarget));
1607 a919d5c4 2020-07-23 stsp if (elen == -1)
1608 a919d5c4 2020-07-23 stsp return got_error_from_errno2("readlinkat", abspath);
1609 a919d5c4 2020-07-23 stsp } else {
1610 a919d5c4 2020-07-23 stsp elen = readlink(abspath, etarget, sizeof(etarget));
1611 a919d5c4 2020-07-23 stsp if (elen == -1)
1612 b448fd00 2020-07-23 stsp return got_error_from_errno2("readlink", abspath);
1613 c363b2c1 2019-08-03 stsp }
1614 a919d5c4 2020-07-23 stsp
1615 a919d5c4 2020-07-23 stsp if (elen != target_len || memcmp(etarget, target_path, target_len) != 0)
1616 a919d5c4 2020-07-23 stsp *status = GOT_STATUS_MODIFY;
1617 a919d5c4 2020-07-23 stsp
1618 a919d5c4 2020-07-23 stsp return NULL;
1619 7154f6ce 2019-03-27 stsp }
1620 7154f6ce 2019-03-27 stsp
1621 7154f6ce 2019-03-27 stsp static const struct got_error *
1622 b8f41171 2019-02-10 stsp get_file_status(unsigned char *status, struct stat *sb,
1623 b8f41171 2019-02-10 stsp struct got_fileindex_entry *ie, const char *abspath,
1624 7f91a133 2019-12-13 stsp int dirfd, const char *de_name, struct got_repository *repo)
1625 6353ad76 2019-02-08 stsp {
1626 6353ad76 2019-02-08 stsp const struct got_error *err = NULL;
1627 6353ad76 2019-02-08 stsp struct got_object_id id;
1628 6353ad76 2019-02-08 stsp size_t hdrlen;
1629 1338848f 2019-12-13 stsp int fd = -1;
1630 6353ad76 2019-02-08 stsp FILE *f = NULL;
1631 6353ad76 2019-02-08 stsp uint8_t fbuf[8192];
1632 6353ad76 2019-02-08 stsp struct got_blob_object *blob = NULL;
1633 6353ad76 2019-02-08 stsp size_t flen, blen;
1634 c363b2c1 2019-08-03 stsp unsigned char staged_status = get_staged_status(ie);
1635 6353ad76 2019-02-08 stsp
1636 6353ad76 2019-02-08 stsp *status = GOT_STATUS_NO_CHANGE;
1637 4cc1f028 2021-03-23 stsp memset(sb, 0, sizeof(*sb));
1638 6353ad76 2019-02-08 stsp
1639 7f91a133 2019-12-13 stsp /*
1640 7f91a133 2019-12-13 stsp * Whenever the caller provides a directory descriptor and a
1641 7f91a133 2019-12-13 stsp * directory entry name for the file, use them! This prevents
1642 7f91a133 2019-12-13 stsp * race conditions if filesystem paths change beneath our feet.
1643 7f91a133 2019-12-13 stsp */
1644 7f91a133 2019-12-13 stsp if (dirfd != -1) {
1645 3d35a492 2019-12-13 stsp if (fstatat(dirfd, de_name, sb, AT_SYMLINK_NOFOLLOW) == -1) {
1646 882ef1b9 2019-12-13 stsp if (errno == ENOENT) {
1647 882ef1b9 2019-12-13 stsp if (got_fileindex_entry_has_file_on_disk(ie))
1648 882ef1b9 2019-12-13 stsp *status = GOT_STATUS_MISSING;
1649 882ef1b9 2019-12-13 stsp else
1650 882ef1b9 2019-12-13 stsp *status = GOT_STATUS_DELETE;
1651 882ef1b9 2019-12-13 stsp goto done;
1652 882ef1b9 2019-12-13 stsp }
1653 3d35a492 2019-12-13 stsp err = got_error_from_errno2("fstatat", abspath);
1654 3d35a492 2019-12-13 stsp goto done;
1655 3d35a492 2019-12-13 stsp }
1656 7f91a133 2019-12-13 stsp } else {
1657 06340621 2021-12-31 thomas fd = open(abspath, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
1658 3dc1dc04 2021-09-27 thomas if (fd == -1 && errno != ENOENT &&
1659 3dc1dc04 2021-09-27 thomas !got_err_open_nofollow_on_symlink())
1660 7f91a133 2019-12-13 stsp return got_error_from_errno2("open", abspath);
1661 3dc1dc04 2021-09-27 thomas else if (fd == -1 && got_err_open_nofollow_on_symlink()) {
1662 a919d5c4 2020-07-23 stsp if (lstat(abspath, sb) == -1)
1663 a919d5c4 2020-07-23 stsp return got_error_from_errno2("lstat", abspath);
1664 a919d5c4 2020-07-23 stsp } else if (fd == -1 || fstat(fd, sb) == -1) {
1665 3d35a492 2019-12-13 stsp if (errno == ENOENT) {
1666 3d35a492 2019-12-13 stsp if (got_fileindex_entry_has_file_on_disk(ie))
1667 3d35a492 2019-12-13 stsp *status = GOT_STATUS_MISSING;
1668 3d35a492 2019-12-13 stsp else
1669 3d35a492 2019-12-13 stsp *status = GOT_STATUS_DELETE;
1670 3d35a492 2019-12-13 stsp goto done;
1671 3d35a492 2019-12-13 stsp }
1672 3d35a492 2019-12-13 stsp err = got_error_from_errno2("fstat", abspath);
1673 1338848f 2019-12-13 stsp goto done;
1674 a378724f 2019-02-10 stsp }
1675 a378724f 2019-02-10 stsp }
1676 6353ad76 2019-02-08 stsp
1677 00bb5ea0 2020-07-23 stsp if (!S_ISREG(sb->st_mode) && !S_ISLNK(sb->st_mode)) {
1678 339c298e 2019-07-27 stsp *status = GOT_STATUS_OBSTRUCTED;
1679 1338848f 2019-12-13 stsp goto done;
1680 3f148bc6 2019-07-27 stsp }
1681 efdd40df 2019-07-27 stsp
1682 2ec1f75b 2019-03-26 stsp if (!got_fileindex_entry_has_file_on_disk(ie)) {
1683 339c298e 2019-07-27 stsp *status = GOT_STATUS_DELETE;
1684 1338848f 2019-12-13 stsp goto done;
1685 244725f2 2019-08-03 stsp } else if (!got_fileindex_entry_has_blob(ie) &&
1686 244725f2 2019-08-03 stsp staged_status != GOT_STATUS_ADD) {
1687 339c298e 2019-07-27 stsp *status = GOT_STATUS_ADD;
1688 1338848f 2019-12-13 stsp goto done;
1689 d00136be 2019-03-26 stsp }
1690 b8f41171 2019-02-10 stsp
1691 e2b1e152 2019-07-13 stsp if (!stat_info_differs(ie, sb))
1692 f179e66d 2020-07-23 stsp goto done;
1693 f179e66d 2020-07-23 stsp
1694 f179e66d 2020-07-23 stsp if (S_ISLNK(sb->st_mode) &&
1695 f179e66d 2020-07-23 stsp got_fileindex_entry_filetype_get(ie) != GOT_FILEIDX_MODE_SYMLINK) {
1696 f179e66d 2020-07-23 stsp *status = GOT_STATUS_MODIFY;
1697 1338848f 2019-12-13 stsp goto done;
1698 f179e66d 2020-07-23 stsp }
1699 6353ad76 2019-02-08 stsp
1700 c363b2c1 2019-08-03 stsp if (staged_status == GOT_STATUS_MODIFY ||
1701 c363b2c1 2019-08-03 stsp staged_status == GOT_STATUS_ADD)
1702 c363b2c1 2019-08-03 stsp memcpy(id.sha1, ie->staged_blob_sha1, sizeof(id.sha1));
1703 c363b2c1 2019-08-03 stsp else
1704 c363b2c1 2019-08-03 stsp memcpy(id.sha1, ie->blob_sha1, sizeof(id.sha1));
1705 c363b2c1 2019-08-03 stsp
1706 6353ad76 2019-02-08 stsp err = got_object_open_as_blob(&blob, repo, &id, sizeof(fbuf));
1707 6353ad76 2019-02-08 stsp if (err)
1708 1338848f 2019-12-13 stsp goto done;
1709 6353ad76 2019-02-08 stsp
1710 a919d5c4 2020-07-23 stsp if (S_ISLNK(sb->st_mode)) {
1711 f9eec9d5 2020-07-23 stsp err = get_symlink_modification_status(status, ie,
1712 f9eec9d5 2020-07-23 stsp abspath, dirfd, de_name, blob);
1713 a919d5c4 2020-07-23 stsp goto done;
1714 a919d5c4 2020-07-23 stsp }
1715 a919d5c4 2020-07-23 stsp
1716 3d35a492 2019-12-13 stsp if (dirfd != -1) {
1717 fc63f50d 2021-12-31 thomas fd = openat(dirfd, de_name, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
1718 ab0d4361 2019-12-13 stsp if (fd == -1) {
1719 ab0d4361 2019-12-13 stsp err = got_error_from_errno2("openat", abspath);
1720 ab0d4361 2019-12-13 stsp goto done;
1721 ab0d4361 2019-12-13 stsp }
1722 3d35a492 2019-12-13 stsp }
1723 3d35a492 2019-12-13 stsp
1724 1338848f 2019-12-13 stsp f = fdopen(fd, "r");
1725 6353ad76 2019-02-08 stsp if (f == NULL) {
1726 60522982 2019-12-15 stsp err = got_error_from_errno2("fdopen", abspath);
1727 6353ad76 2019-02-08 stsp goto done;
1728 6353ad76 2019-02-08 stsp }
1729 1338848f 2019-12-13 stsp fd = -1;
1730 6353ad76 2019-02-08 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1731 656b1f76 2019-05-11 jcs for (;;) {
1732 6353ad76 2019-02-08 stsp const uint8_t *bbuf = got_object_blob_get_read_buf(blob);
1733 6353ad76 2019-02-08 stsp err = got_object_blob_read_block(&blen, blob);
1734 6353ad76 2019-02-08 stsp if (err)
1735 7154f6ce 2019-03-27 stsp goto done;
1736 3cbbd752 2019-02-19 stsp /* Skip length of blob object header first time around. */
1737 3cbbd752 2019-02-19 stsp flen = fread(fbuf, 1, sizeof(fbuf) - hdrlen, f);
1738 80c5c120 2019-02-19 stsp if (flen == 0 && ferror(f)) {
1739 638f9024 2019-05-13 stsp err = got_error_from_errno("fread");
1740 7154f6ce 2019-03-27 stsp goto done;
1741 80c5c120 2019-02-19 stsp }
1742 4a26d3f8 2020-10-07 stsp if (blen - hdrlen == 0) {
1743 6353ad76 2019-02-08 stsp if (flen != 0)
1744 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1745 6353ad76 2019-02-08 stsp break;
1746 6353ad76 2019-02-08 stsp } else if (flen == 0) {
1747 4a26d3f8 2020-10-07 stsp if (blen - hdrlen != 0)
1748 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1749 6353ad76 2019-02-08 stsp break;
1750 6353ad76 2019-02-08 stsp } else if (blen - hdrlen == flen) {
1751 6353ad76 2019-02-08 stsp /* Skip blob object header first time around. */
1752 6353ad76 2019-02-08 stsp if (memcmp(bbuf + hdrlen, fbuf, flen) != 0) {
1753 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1754 6353ad76 2019-02-08 stsp break;
1755 6353ad76 2019-02-08 stsp }
1756 6353ad76 2019-02-08 stsp } else {
1757 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1758 6353ad76 2019-02-08 stsp break;
1759 6353ad76 2019-02-08 stsp }
1760 6353ad76 2019-02-08 stsp hdrlen = 0;
1761 6353ad76 2019-02-08 stsp }
1762 7154f6ce 2019-03-27 stsp
1763 7154f6ce 2019-03-27 stsp if (*status == GOT_STATUS_MODIFY) {
1764 7154f6ce 2019-03-27 stsp rewind(f);
1765 7154f6ce 2019-03-27 stsp err = get_modified_file_content_status(status, f);
1766 1ebedb77 2019-10-19 stsp } else if (xbit_differs(ie, sb->st_mode))
1767 1ebedb77 2019-10-19 stsp *status = GOT_STATUS_MODE_CHANGE;
1768 6353ad76 2019-02-08 stsp done:
1769 6353ad76 2019-02-08 stsp if (blob)
1770 6353ad76 2019-02-08 stsp got_object_blob_close(blob);
1771 43ff8261 2019-12-13 stsp if (f != NULL && fclose(f) == EOF && err == NULL)
1772 f4d199c9 2019-12-13 stsp err = got_error_from_errno2("fclose", abspath);
1773 1338848f 2019-12-13 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
1774 1338848f 2019-12-13 stsp err = got_error_from_errno2("close", abspath);
1775 9d31a1d8 2018-03-11 stsp return err;
1776 e2b1e152 2019-07-13 stsp }
1777 e2b1e152 2019-07-13 stsp
1778 e2b1e152 2019-07-13 stsp /*
1779 e2b1e152 2019-07-13 stsp * Update timestamps in the file index if a file is unmodified and
1780 e2b1e152 2019-07-13 stsp * we had to run a full content comparison to find out.
1781 e2b1e152 2019-07-13 stsp */
1782 e2b1e152 2019-07-13 stsp static const struct got_error *
1783 437adc9d 2020-12-10 yzhong sync_timestamps(int wt_fd, const char *path, unsigned char status,
1784 e2b1e152 2019-07-13 stsp struct got_fileindex_entry *ie, struct stat *sb)
1785 e2b1e152 2019-07-13 stsp {
1786 e2b1e152 2019-07-13 stsp if (status == GOT_STATUS_NO_CHANGE && stat_info_differs(ie, sb))
1787 437adc9d 2020-12-10 yzhong return got_fileindex_entry_update(ie, wt_fd, path,
1788 e2b1e152 2019-07-13 stsp ie->blob_sha1, ie->commit_sha1, 1);
1789 e2b1e152 2019-07-13 stsp
1790 e2b1e152 2019-07-13 stsp return NULL;
1791 9d31a1d8 2018-03-11 stsp }
1792 9d31a1d8 2018-03-11 stsp
1793 9d31a1d8 2018-03-11 stsp static const struct got_error *
1794 8da9e5f4 2019-01-12 stsp update_blob(struct got_worktree *worktree,
1795 8da9e5f4 2019-01-12 stsp struct got_fileindex *fileindex, struct got_fileindex_entry *ie,
1796 8da9e5f4 2019-01-12 stsp struct got_tree_entry *te, const char *path,
1797 8da9e5f4 2019-01-12 stsp struct got_repository *repo, got_worktree_checkout_cb progress_cb,
1798 0584f854 2019-04-06 stsp void *progress_arg)
1799 9d31a1d8 2018-03-11 stsp {
1800 9d31a1d8 2018-03-11 stsp const struct got_error *err = NULL;
1801 9d31a1d8 2018-03-11 stsp struct got_blob_object *blob = NULL;
1802 6353ad76 2019-02-08 stsp char *ondisk_path;
1803 6353ad76 2019-02-08 stsp unsigned char status = GOT_STATUS_NO_CHANGE;
1804 b8f41171 2019-02-10 stsp struct stat sb;
1805 9d31a1d8 2018-03-11 stsp
1806 6353ad76 2019-02-08 stsp if (asprintf(&ondisk_path, "%s/%s", worktree->root_path, path) == -1)
1807 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
1808 6353ad76 2019-02-08 stsp
1809 abb4604f 2019-07-27 stsp if (ie) {
1810 a76c42e6 2019-08-03 stsp if (get_staged_status(ie) != GOT_STATUS_NO_CHANGE) {
1811 a76c42e6 2019-08-03 stsp err = got_error_path(ie->path, GOT_ERR_FILE_STAGED);
1812 a76c42e6 2019-08-03 stsp goto done;
1813 a76c42e6 2019-08-03 stsp }
1814 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL,
1815 7f91a133 2019-12-13 stsp repo);
1816 abb4604f 2019-07-27 stsp if (err)
1817 abb4604f 2019-07-27 stsp goto done;
1818 abb4604f 2019-07-27 stsp if (status == GOT_STATUS_MISSING || status == GOT_STATUS_DELETE)
1819 abb4604f 2019-07-27 stsp sb.st_mode = got_fileindex_perms_to_st(ie);
1820 c90c8ce3 2020-07-23 stsp } else {
1821 e6f4ba31 2021-09-24 thomas if (stat(ondisk_path, &sb) == -1) {
1822 e6f4ba31 2021-09-24 thomas if (errno != ENOENT) {
1823 e6f4ba31 2021-09-24 thomas err = got_error_from_errno2("stat",
1824 e6f4ba31 2021-09-24 thomas ondisk_path);
1825 e6f4ba31 2021-09-24 thomas goto done;
1826 e6f4ba31 2021-09-24 thomas }
1827 e6f4ba31 2021-09-24 thomas sb.st_mode = GOT_DEFAULT_FILE_MODE;
1828 e6f4ba31 2021-09-24 thomas status = GOT_STATUS_UNVERSIONED;
1829 e6f4ba31 2021-09-24 thomas } else {
1830 e6f4ba31 2021-09-24 thomas if (S_ISREG(sb.st_mode) || S_ISLNK(sb.st_mode))
1831 e6f4ba31 2021-09-24 thomas status = GOT_STATUS_UNVERSIONED;
1832 e6f4ba31 2021-09-24 thomas else
1833 e6f4ba31 2021-09-24 thomas status = GOT_STATUS_OBSTRUCTED;
1834 e6f4ba31 2021-09-24 thomas }
1835 c90c8ce3 2020-07-23 stsp }
1836 6353ad76 2019-02-08 stsp
1837 b8f41171 2019-02-10 stsp if (status == GOT_STATUS_OBSTRUCTED) {
1838 2c41dce7 2021-06-27 stsp if (ie)
1839 2c41dce7 2021-06-27 stsp got_fileindex_entry_mark_skipped(ie);
1840 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, status, path);
1841 b8f41171 2019-02-10 stsp goto done;
1842 b8f41171 2019-02-10 stsp }
1843 5036ab18 2020-04-18 stsp if (status == GOT_STATUS_CONFLICT) {
1844 a769b60b 2021-06-27 stsp if (ie)
1845 a769b60b 2021-06-27 stsp got_fileindex_entry_mark_skipped(ie);
1846 5036ab18 2020-04-18 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CANNOT_UPDATE,
1847 5036ab18 2020-04-18 stsp path);
1848 5036ab18 2020-04-18 stsp goto done;
1849 5036ab18 2020-04-18 stsp }
1850 b8f41171 2019-02-10 stsp
1851 c6e8a826 2021-04-05 stsp if (ie && status != GOT_STATUS_MISSING && S_ISREG(sb.st_mode) &&
1852 c6e8a826 2021-04-05 stsp (S_ISLNK(te->mode) ||
1853 c6e8a826 2021-04-05 stsp (te->mode & S_IXUSR) == (sb.st_mode & S_IXUSR))) {
1854 c6e8a826 2021-04-05 stsp /*
1855 c6e8a826 2021-04-05 stsp * This is a regular file or an installed bad symlink.
1856 c6e8a826 2021-04-05 stsp * If the file index indicates that this file is already
1857 c6e8a826 2021-04-05 stsp * up-to-date with respect to the repository we can skip
1858 c6e8a826 2021-04-05 stsp * updating contents of this file.
1859 c6e8a826 2021-04-05 stsp */
1860 1430b4e0 2019-03-27 stsp if (got_fileindex_entry_has_commit(ie) &&
1861 1430b4e0 2019-03-27 stsp memcmp(ie->commit_sha1, worktree->base_commit_id->sha1,
1862 b8f41171 2019-02-10 stsp SHA1_DIGEST_LENGTH) == 0) {
1863 c6e8a826 2021-04-05 stsp /* Same commit. */
1864 437adc9d 2020-12-10 yzhong err = sync_timestamps(worktree->root_fd,
1865 437adc9d 2020-12-10 yzhong path, status, ie, &sb);
1866 e2b1e152 2019-07-13 stsp if (err)
1867 e2b1e152 2019-07-13 stsp goto done;
1868 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_EXISTS,
1869 b8f41171 2019-02-10 stsp path);
1870 6353ad76 2019-02-08 stsp goto done;
1871 a378724f 2019-02-10 stsp }
1872 1430b4e0 2019-03-27 stsp if (got_fileindex_entry_has_blob(ie) &&
1873 56e0773d 2019-11-28 stsp memcmp(ie->blob_sha1, te->id.sha1,
1874 e2b1e152 2019-07-13 stsp SHA1_DIGEST_LENGTH) == 0) {
1875 c6e8a826 2021-04-05 stsp /* Different commit but the same blob. */
1876 437adc9d 2020-12-10 yzhong err = sync_timestamps(worktree->root_fd,
1877 437adc9d 2020-12-10 yzhong path, status, ie, &sb);
1878 0f58026f 2021-04-05 stsp if (err)
1879 0f58026f 2021-04-05 stsp goto done;
1880 0f58026f 2021-04-05 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_EXISTS,
1881 0f58026f 2021-04-05 stsp path);
1882 b8f41171 2019-02-10 stsp goto done;
1883 e2b1e152 2019-07-13 stsp }
1884 9d31a1d8 2018-03-11 stsp }
1885 9d31a1d8 2018-03-11 stsp
1886 56e0773d 2019-11-28 stsp err = got_object_open_as_blob(&blob, repo, &te->id, 8192);
1887 8da9e5f4 2019-01-12 stsp if (err)
1888 6353ad76 2019-02-08 stsp goto done;
1889 512f0d0e 2019-01-02 stsp
1890 234035bc 2019-06-01 stsp if (status == GOT_STATUS_MODIFY || status == GOT_STATUS_ADD) {
1891 234035bc 2019-06-01 stsp int update_timestamps;
1892 234035bc 2019-06-01 stsp struct got_blob_object *blob2 = NULL;
1893 f69721c3 2019-10-21 stsp char *label_orig = NULL;
1894 234035bc 2019-06-01 stsp if (got_fileindex_entry_has_blob(ie)) {
1895 234035bc 2019-06-01 stsp struct got_object_id id2;
1896 234035bc 2019-06-01 stsp memcpy(id2.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
1897 234035bc 2019-06-01 stsp err = got_object_open_as_blob(&blob2, repo, &id2, 8192);
1898 234035bc 2019-06-01 stsp if (err)
1899 f69721c3 2019-10-21 stsp goto done;
1900 f69721c3 2019-10-21 stsp }
1901 f69721c3 2019-10-21 stsp if (got_fileindex_entry_has_commit(ie)) {
1902 f69721c3 2019-10-21 stsp char id_str[SHA1_DIGEST_STRING_LENGTH];
1903 f69721c3 2019-10-21 stsp if (got_sha1_digest_to_str(ie->commit_sha1, id_str,
1904 f69721c3 2019-10-21 stsp sizeof(id_str)) == NULL) {
1905 6dd1ece6 2019-11-10 stsp err = got_error_path(id_str,
1906 6dd1ece6 2019-11-10 stsp GOT_ERR_BAD_OBJ_ID_STR);
1907 f69721c3 2019-10-21 stsp goto done;
1908 f69721c3 2019-10-21 stsp }
1909 f69721c3 2019-10-21 stsp if (asprintf(&label_orig, "%s: commit %s",
1910 f69721c3 2019-10-21 stsp GOT_MERGE_LABEL_BASE, id_str) == -1) {
1911 f69721c3 2019-10-21 stsp err = got_error_from_errno("asprintf");
1912 234035bc 2019-06-01 stsp goto done;
1913 f69721c3 2019-10-21 stsp }
1914 234035bc 2019-06-01 stsp }
1915 dfe9fba0 2020-07-23 stsp if (S_ISLNK(te->mode) && S_ISLNK(sb.st_mode)) {
1916 36bf999c 2020-07-23 stsp char *link_target;
1917 36bf999c 2020-07-23 stsp err = got_object_blob_read_to_str(&link_target, blob);
1918 36bf999c 2020-07-23 stsp if (err)
1919 36bf999c 2020-07-23 stsp goto done;
1920 36bf999c 2020-07-23 stsp err = merge_symlink(worktree, blob2, ondisk_path, path,
1921 36bf999c 2020-07-23 stsp label_orig, link_target, worktree->base_commit_id,
1922 36bf999c 2020-07-23 stsp repo, progress_cb, progress_arg);
1923 36bf999c 2020-07-23 stsp free(link_target);
1924 993e2a1b 2020-07-23 stsp } else {
1925 993e2a1b 2020-07-23 stsp err = merge_blob(&update_timestamps, worktree, blob2,
1926 993e2a1b 2020-07-23 stsp ondisk_path, path, sb.st_mode, label_orig, blob,
1927 993e2a1b 2020-07-23 stsp worktree->base_commit_id, repo,
1928 993e2a1b 2020-07-23 stsp progress_cb, progress_arg);
1929 993e2a1b 2020-07-23 stsp }
1930 f69721c3 2019-10-21 stsp free(label_orig);
1931 234035bc 2019-06-01 stsp if (blob2)
1932 234035bc 2019-06-01 stsp got_object_blob_close(blob2);
1933 909d120e 2019-09-22 stsp if (err)
1934 909d120e 2019-09-22 stsp goto done;
1935 234035bc 2019-06-01 stsp /*
1936 234035bc 2019-06-01 stsp * Do not update timestamps of files with local changes.
1937 234035bc 2019-06-01 stsp * Otherwise, a future status walk would treat them as
1938 234035bc 2019-06-01 stsp * unmodified files again.
1939 234035bc 2019-06-01 stsp */
1940 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie, worktree->root_fd, path,
1941 234035bc 2019-06-01 stsp blob->id.sha1, worktree->base_commit_id->sha1,
1942 234035bc 2019-06-01 stsp update_timestamps);
1943 1ebedb77 2019-10-19 stsp } else if (status == GOT_STATUS_MODE_CHANGE) {
1944 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie, worktree->root_fd, path,
1945 1ebedb77 2019-10-19 stsp blob->id.sha1, worktree->base_commit_id->sha1, 0);
1946 234035bc 2019-06-01 stsp } else if (status == GOT_STATUS_DELETE) {
1947 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE, path);
1948 1ee397ad 2019-07-12 stsp if (err)
1949 1ee397ad 2019-07-12 stsp goto done;
1950 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie, worktree->root_fd, path,
1951 054041d0 2020-06-24 stsp blob->id.sha1, worktree->base_commit_id->sha1, 0);
1952 13d9040b 2019-03-27 stsp if (err)
1953 13d9040b 2019-03-27 stsp goto done;
1954 13d9040b 2019-03-27 stsp } else {
1955 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
1956 2e1fa222 2020-07-23 stsp if (S_ISLNK(te->mode)) {
1957 2e1fa222 2020-07-23 stsp err = install_symlink(&is_bad_symlink, worktree,
1958 2e1fa222 2020-07-23 stsp ondisk_path, path, blob,
1959 c90c8ce3 2020-07-23 stsp status == GOT_STATUS_MISSING, 0,
1960 ace90326 2021-09-27 thomas status == GOT_STATUS_UNVERSIONED, 0,
1961 ace90326 2021-09-27 thomas repo, progress_cb, progress_arg);
1962 2e1fa222 2020-07-23 stsp } else {
1963 2e1fa222 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1964 2e1fa222 2020-07-23 stsp te->mode, sb.st_mode, blob,
1965 3b9f0f87 2020-07-23 stsp status == GOT_STATUS_MISSING, 0, 0,
1966 3b9f0f87 2020-07-23 stsp status == GOT_STATUS_UNVERSIONED, repo,
1967 2e1fa222 2020-07-23 stsp progress_cb, progress_arg);
1968 2e1fa222 2020-07-23 stsp }
1969 13d9040b 2019-03-27 stsp if (err)
1970 13d9040b 2019-03-27 stsp goto done;
1971 65b05cec 2020-07-23 stsp
1972 054041d0 2020-06-24 stsp if (ie) {
1973 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie,
1974 437adc9d 2020-12-10 yzhong worktree->root_fd, path, blob->id.sha1,
1975 437adc9d 2020-12-10 yzhong worktree->base_commit_id->sha1, 1);
1976 054041d0 2020-06-24 stsp } else {
1977 65b05cec 2020-07-23 stsp err = create_fileindex_entry(&ie, fileindex,
1978 437adc9d 2020-12-10 yzhong worktree->base_commit_id, worktree->root_fd, path,
1979 054041d0 2020-06-24 stsp &blob->id);
1980 054041d0 2020-06-24 stsp }
1981 13d9040b 2019-03-27 stsp if (err)
1982 13d9040b 2019-03-27 stsp goto done;
1983 65b05cec 2020-07-23 stsp
1984 2e1fa222 2020-07-23 stsp if (is_bad_symlink) {
1985 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
1986 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
1987 2e1fa222 2020-07-23 stsp }
1988 13d9040b 2019-03-27 stsp }
1989 8da9e5f4 2019-01-12 stsp got_object_blob_close(blob);
1990 6353ad76 2019-02-08 stsp done:
1991 6353ad76 2019-02-08 stsp free(ondisk_path);
1992 8da9e5f4 2019-01-12 stsp return err;
1993 90285c3b 2019-01-08 stsp }
1994 90285c3b 2019-01-08 stsp
1995 90285c3b 2019-01-08 stsp static const struct got_error *
1996 7a9df742 2019-01-08 stsp remove_ondisk_file(const char *root_path, const char *path)
1997 90285c3b 2019-01-08 stsp {
1998 90285c3b 2019-01-08 stsp const struct got_error *err = NULL;
1999 1c4cdd89 2021-06-20 stsp char *ondisk_path = NULL, *parent = NULL;
2000 90285c3b 2019-01-08 stsp
2001 7a9df742 2019-01-08 stsp if (asprintf(&ondisk_path, "%s/%s", root_path, path) == -1)
2002 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
2003 90285c3b 2019-01-08 stsp
2004 c97665ae 2019-01-13 stsp if (unlink(ondisk_path) == -1) {
2005 c97665ae 2019-01-13 stsp if (errno != ENOENT)
2006 638f9024 2019-05-13 stsp err = got_error_from_errno2("unlink", ondisk_path);
2007 c97665ae 2019-01-13 stsp } else {
2008 fddefe3b 2020-10-20 stsp size_t root_len = strlen(root_path);
2009 1c4cdd89 2021-06-20 stsp err = got_path_dirname(&parent, ondisk_path);
2010 1c4cdd89 2021-06-20 stsp if (err)
2011 1c4cdd89 2021-06-20 stsp goto done;
2012 1c4cdd89 2021-06-20 stsp while (got_path_cmp(parent, root_path,
2013 1c4cdd89 2021-06-20 stsp strlen(parent), root_len) != 0) {
2014 fddefe3b 2020-10-20 stsp free(ondisk_path);
2015 fddefe3b 2020-10-20 stsp ondisk_path = parent;
2016 1c4cdd89 2021-06-20 stsp parent = NULL;
2017 fddefe3b 2020-10-20 stsp if (rmdir(ondisk_path) == -1) {
2018 26c4ac4d 2019-01-08 stsp if (errno != ENOTEMPTY)
2019 638f9024 2019-05-13 stsp err = got_error_from_errno2("rmdir",
2020 fddefe3b 2020-10-20 stsp ondisk_path);
2021 90285c3b 2019-01-08 stsp break;
2022 90285c3b 2019-01-08 stsp }
2023 1c4cdd89 2021-06-20 stsp err = got_path_dirname(&parent, ondisk_path);
2024 1c4cdd89 2021-06-20 stsp if (err)
2025 1c4cdd89 2021-06-20 stsp break;
2026 1c4cdd89 2021-06-20 stsp }
2027 90285c3b 2019-01-08 stsp }
2028 1c4cdd89 2021-06-20 stsp done:
2029 90285c3b 2019-01-08 stsp free(ondisk_path);
2030 1c4cdd89 2021-06-20 stsp free(parent);
2031 90285c3b 2019-01-08 stsp return err;
2032 512f0d0e 2019-01-02 stsp }
2033 512f0d0e 2019-01-02 stsp
2034 708d8e67 2019-03-27 stsp static const struct got_error *
2035 708d8e67 2019-03-27 stsp delete_blob(struct got_worktree *worktree, struct got_fileindex *fileindex,
2036 234035bc 2019-06-01 stsp struct got_fileindex_entry *ie, struct got_repository *repo,
2037 0584f854 2019-04-06 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
2038 708d8e67 2019-03-27 stsp {
2039 fc6346c4 2019-03-27 stsp const struct got_error *err = NULL;
2040 708d8e67 2019-03-27 stsp unsigned char status;
2041 708d8e67 2019-03-27 stsp struct stat sb;
2042 708d8e67 2019-03-27 stsp char *ondisk_path;
2043 708d8e67 2019-03-27 stsp
2044 a76c42e6 2019-08-03 stsp if (get_staged_status(ie) != GOT_STATUS_NO_CHANGE)
2045 a76c42e6 2019-08-03 stsp return got_error_path(ie->path, GOT_ERR_FILE_STAGED);
2046 a76c42e6 2019-08-03 stsp
2047 708d8e67 2019-03-27 stsp if (asprintf(&ondisk_path, "%s/%s", worktree->root_path, ie->path)
2048 708d8e67 2019-03-27 stsp == -1)
2049 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
2050 708d8e67 2019-03-27 stsp
2051 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL, repo);
2052 708d8e67 2019-03-27 stsp if (err)
2053 5a58a424 2020-06-23 stsp goto done;
2054 708d8e67 2019-03-27 stsp
2055 993e2a1b 2020-07-23 stsp if (S_ISLNK(sb.st_mode) && status != GOT_STATUS_NO_CHANGE) {
2056 993e2a1b 2020-07-23 stsp char ondisk_target[PATH_MAX];
2057 993e2a1b 2020-07-23 stsp ssize_t ondisk_len = readlink(ondisk_path, ondisk_target,
2058 993e2a1b 2020-07-23 stsp sizeof(ondisk_target));
2059 993e2a1b 2020-07-23 stsp if (ondisk_len == -1) {
2060 993e2a1b 2020-07-23 stsp err = got_error_from_errno2("readlink", ondisk_path);
2061 993e2a1b 2020-07-23 stsp goto done;
2062 993e2a1b 2020-07-23 stsp }
2063 993e2a1b 2020-07-23 stsp ondisk_target[ondisk_len] = '\0';
2064 993e2a1b 2020-07-23 stsp err = install_symlink_conflict(NULL, worktree->base_commit_id,
2065 993e2a1b 2020-07-23 stsp NULL, NULL, /* XXX pass common ancestor info? */
2066 993e2a1b 2020-07-23 stsp ondisk_target, ondisk_path);
2067 993e2a1b 2020-07-23 stsp if (err)
2068 993e2a1b 2020-07-23 stsp goto done;
2069 993e2a1b 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CONFLICT,
2070 993e2a1b 2020-07-23 stsp ie->path);
2071 993e2a1b 2020-07-23 stsp goto done;
2072 993e2a1b 2020-07-23 stsp }
2073 993e2a1b 2020-07-23 stsp
2074 fc6346c4 2019-03-27 stsp if (status == GOT_STATUS_MODIFY || status == GOT_STATUS_CONFLICT ||
2075 fc6346c4 2019-03-27 stsp status == GOT_STATUS_ADD) {
2076 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE, ie->path);
2077 1ee397ad 2019-07-12 stsp if (err)
2078 5a58a424 2020-06-23 stsp goto done;
2079 fc6346c4 2019-03-27 stsp /*
2080 fc6346c4 2019-03-27 stsp * Preserve the working file and change the deleted blob's
2081 fc6346c4 2019-03-27 stsp * entry into a schedule-add entry.
2082 fc6346c4 2019-03-27 stsp */
2083 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie, worktree->root_fd,
2084 437adc9d 2020-12-10 yzhong ie->path, NULL, NULL, 0);
2085 fc6346c4 2019-03-27 stsp } else {
2086 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_DELETE, ie->path);
2087 1ee397ad 2019-07-12 stsp if (err)
2088 5a58a424 2020-06-23 stsp goto done;
2089 fc6346c4 2019-03-27 stsp if (status == GOT_STATUS_NO_CHANGE) {
2090 fc6346c4 2019-03-27 stsp err = remove_ondisk_file(worktree->root_path, ie->path);
2091 fc6346c4 2019-03-27 stsp if (err)
2092 5a58a424 2020-06-23 stsp goto done;
2093 fc6346c4 2019-03-27 stsp }
2094 fc6346c4 2019-03-27 stsp got_fileindex_entry_remove(fileindex, ie);
2095 708d8e67 2019-03-27 stsp }
2096 5a58a424 2020-06-23 stsp done:
2097 5a58a424 2020-06-23 stsp free(ondisk_path);
2098 fc6346c4 2019-03-27 stsp return err;
2099 708d8e67 2019-03-27 stsp }
2100 708d8e67 2019-03-27 stsp
2101 8da9e5f4 2019-01-12 stsp struct diff_cb_arg {
2102 8da9e5f4 2019-01-12 stsp struct got_fileindex *fileindex;
2103 8da9e5f4 2019-01-12 stsp struct got_worktree *worktree;
2104 8da9e5f4 2019-01-12 stsp struct got_repository *repo;
2105 8da9e5f4 2019-01-12 stsp got_worktree_checkout_cb progress_cb;
2106 8da9e5f4 2019-01-12 stsp void *progress_arg;
2107 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb;
2108 8da9e5f4 2019-01-12 stsp void *cancel_arg;
2109 8da9e5f4 2019-01-12 stsp };
2110 8da9e5f4 2019-01-12 stsp
2111 512f0d0e 2019-01-02 stsp static const struct got_error *
2112 8da9e5f4 2019-01-12 stsp diff_old_new(void *arg, struct got_fileindex_entry *ie,
2113 8da9e5f4 2019-01-12 stsp struct got_tree_entry *te, const char *parent_path)
2114 512f0d0e 2019-01-02 stsp {
2115 8da9e5f4 2019-01-12 stsp struct diff_cb_arg *a = arg;
2116 0584f854 2019-04-06 stsp
2117 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
2118 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
2119 512f0d0e 2019-01-02 stsp
2120 8da9e5f4 2019-01-12 stsp return update_blob(a->worktree, a->fileindex, ie, te,
2121 0584f854 2019-04-06 stsp ie->path, a->repo, a->progress_cb, a->progress_arg);
2122 8da9e5f4 2019-01-12 stsp }
2123 512f0d0e 2019-01-02 stsp
2124 8da9e5f4 2019-01-12 stsp static const struct got_error *
2125 8da9e5f4 2019-01-12 stsp diff_old(void *arg, struct got_fileindex_entry *ie, const char *parent_path)
2126 8da9e5f4 2019-01-12 stsp {
2127 8da9e5f4 2019-01-12 stsp struct diff_cb_arg *a = arg;
2128 7a9df742 2019-01-08 stsp
2129 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
2130 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
2131 0584f854 2019-04-06 stsp
2132 234035bc 2019-06-01 stsp return delete_blob(a->worktree, a->fileindex, ie,
2133 0584f854 2019-04-06 stsp a->repo, a->progress_cb, a->progress_arg);
2134 9d31a1d8 2018-03-11 stsp }
2135 9d31a1d8 2018-03-11 stsp
2136 9d31a1d8 2018-03-11 stsp static const struct got_error *
2137 8da9e5f4 2019-01-12 stsp diff_new(void *arg, struct got_tree_entry *te, const char *parent_path)
2138 9d31a1d8 2018-03-11 stsp {
2139 8da9e5f4 2019-01-12 stsp struct diff_cb_arg *a = arg;
2140 8da9e5f4 2019-01-12 stsp const struct got_error *err;
2141 8da9e5f4 2019-01-12 stsp char *path;
2142 9d31a1d8 2018-03-11 stsp
2143 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
2144 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
2145 0584f854 2019-04-06 stsp
2146 63c5ca5d 2019-08-24 stsp if (got_object_tree_entry_is_submodule(te))
2147 63c5ca5d 2019-08-24 stsp return NULL;
2148 63c5ca5d 2019-08-24 stsp
2149 8da9e5f4 2019-01-12 stsp if (asprintf(&path, "%s%s%s", parent_path,
2150 8da9e5f4 2019-01-12 stsp parent_path[0] ? "/" : "", te->name)
2151 8da9e5f4 2019-01-12 stsp == -1)
2152 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
2153 9d31a1d8 2018-03-11 stsp
2154 8da9e5f4 2019-01-12 stsp if (S_ISDIR(te->mode))
2155 8da9e5f4 2019-01-12 stsp err = add_dir_on_disk(a->worktree, path);
2156 8da9e5f4 2019-01-12 stsp else
2157 8da9e5f4 2019-01-12 stsp err = update_blob(a->worktree, a->fileindex, NULL, te, path,
2158 0584f854 2019-04-06 stsp a->repo, a->progress_cb, a->progress_arg);
2159 9d31a1d8 2018-03-11 stsp
2160 8da9e5f4 2019-01-12 stsp free(path);
2161 0cd1c46a 2019-03-11 stsp return err;
2162 0cd1c46a 2019-03-11 stsp }
2163 0cd1c46a 2019-03-11 stsp
2164 b2118c49 2020-07-28 stsp const struct got_error *
2165 b2118c49 2020-07-28 stsp got_worktree_get_uuid(char **uuidstr, struct got_worktree *worktree)
2166 b2118c49 2020-07-28 stsp {
2167 b2118c49 2020-07-28 stsp uint32_t uuid_status;
2168 b2118c49 2020-07-28 stsp
2169 b2118c49 2020-07-28 stsp uuid_to_string(&worktree->uuid, uuidstr, &uuid_status);
2170 b2118c49 2020-07-28 stsp if (uuid_status != uuid_s_ok) {
2171 b2118c49 2020-07-28 stsp *uuidstr = NULL;
2172 b2118c49 2020-07-28 stsp return got_error_uuid(uuid_status, "uuid_to_string");
2173 b2118c49 2020-07-28 stsp }
2174 b2118c49 2020-07-28 stsp
2175 b2118c49 2020-07-28 stsp return NULL;
2176 b2118c49 2020-07-28 stsp }
2177 b2118c49 2020-07-28 stsp
2178 818c7501 2019-07-11 stsp static const struct got_error *
2179 818c7501 2019-07-11 stsp get_ref_name(char **refname, struct got_worktree *worktree, const char *prefix)
2180 0cd1c46a 2019-03-11 stsp {
2181 0cd1c46a 2019-03-11 stsp const struct got_error *err = NULL;
2182 0647c563 2019-03-11 stsp char *uuidstr = NULL;
2183 0cd1c46a 2019-03-11 stsp
2184 517bab73 2019-03-11 stsp *refname = NULL;
2185 517bab73 2019-03-11 stsp
2186 b2118c49 2020-07-28 stsp err = got_worktree_get_uuid(&uuidstr, worktree);
2187 b2118c49 2020-07-28 stsp if (err)
2188 b2118c49 2020-07-28 stsp return err;
2189 0cd1c46a 2019-03-11 stsp
2190 b2118c49 2020-07-28 stsp if (asprintf(refname, "%s-%s", prefix, uuidstr) == -1) {
2191 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
2192 0647c563 2019-03-11 stsp *refname = NULL;
2193 0cd1c46a 2019-03-11 stsp }
2194 517bab73 2019-03-11 stsp free(uuidstr);
2195 517bab73 2019-03-11 stsp return err;
2196 517bab73 2019-03-11 stsp }
2197 517bab73 2019-03-11 stsp
2198 818c7501 2019-07-11 stsp const struct got_error *
2199 818c7501 2019-07-11 stsp got_worktree_get_base_ref_name(char **refname, struct got_worktree *worktree)
2200 818c7501 2019-07-11 stsp {
2201 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree, GOT_WORKTREE_BASE_REF_PREFIX);
2202 818c7501 2019-07-11 stsp }
2203 818c7501 2019-07-11 stsp
2204 818c7501 2019-07-11 stsp static const struct got_error *
2205 818c7501 2019-07-11 stsp get_rebase_tmp_ref_name(char **refname, struct got_worktree *worktree)
2206 818c7501 2019-07-11 stsp {
2207 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree,
2208 818c7501 2019-07-11 stsp GOT_WORKTREE_REBASE_TMP_REF_PREFIX);
2209 818c7501 2019-07-11 stsp }
2210 818c7501 2019-07-11 stsp
2211 818c7501 2019-07-11 stsp static const struct got_error *
2212 818c7501 2019-07-11 stsp get_newbase_symref_name(char **refname, struct got_worktree *worktree)
2213 818c7501 2019-07-11 stsp {
2214 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree, GOT_WORKTREE_NEWBASE_REF_PREFIX);
2215 818c7501 2019-07-11 stsp }
2216 818c7501 2019-07-11 stsp
2217 818c7501 2019-07-11 stsp static const struct got_error *
2218 818c7501 2019-07-11 stsp get_rebase_branch_symref_name(char **refname, struct got_worktree *worktree)
2219 818c7501 2019-07-11 stsp {
2220 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree,
2221 818c7501 2019-07-11 stsp GOT_WORKTREE_REBASE_BRANCH_REF_PREFIX);
2222 818c7501 2019-07-11 stsp }
2223 818c7501 2019-07-11 stsp
2224 818c7501 2019-07-11 stsp static const struct got_error *
2225 818c7501 2019-07-11 stsp get_rebase_commit_ref_name(char **refname, struct got_worktree *worktree)
2226 818c7501 2019-07-11 stsp {
2227 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree,
2228 818c7501 2019-07-11 stsp GOT_WORKTREE_REBASE_COMMIT_REF_PREFIX);
2229 0ebf8283 2019-07-24 stsp }
2230 0ebf8283 2019-07-24 stsp
2231 0ebf8283 2019-07-24 stsp static const struct got_error *
2232 0ebf8283 2019-07-24 stsp get_histedit_tmp_ref_name(char **refname, struct got_worktree *worktree)
2233 0ebf8283 2019-07-24 stsp {
2234 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2235 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_TMP_REF_PREFIX);
2236 0ebf8283 2019-07-24 stsp }
2237 0ebf8283 2019-07-24 stsp
2238 0ebf8283 2019-07-24 stsp static const struct got_error *
2239 0ebf8283 2019-07-24 stsp get_histedit_branch_symref_name(char **refname, struct got_worktree *worktree)
2240 0ebf8283 2019-07-24 stsp {
2241 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2242 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_BRANCH_REF_PREFIX);
2243 0ebf8283 2019-07-24 stsp }
2244 0ebf8283 2019-07-24 stsp
2245 0ebf8283 2019-07-24 stsp static const struct got_error *
2246 0ebf8283 2019-07-24 stsp get_histedit_base_commit_ref_name(char **refname, struct got_worktree *worktree)
2247 0ebf8283 2019-07-24 stsp {
2248 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2249 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_BASE_COMMIT_REF_PREFIX);
2250 818c7501 2019-07-11 stsp }
2251 818c7501 2019-07-11 stsp
2252 0ebf8283 2019-07-24 stsp static const struct got_error *
2253 0ebf8283 2019-07-24 stsp get_histedit_commit_ref_name(char **refname, struct got_worktree *worktree)
2254 0ebf8283 2019-07-24 stsp {
2255 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2256 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_COMMIT_REF_PREFIX);
2257 0ebf8283 2019-07-24 stsp }
2258 818c7501 2019-07-11 stsp
2259 0ebf8283 2019-07-24 stsp const struct got_error *
2260 c3022ba5 2019-07-27 stsp got_worktree_get_histedit_script_path(char **path,
2261 c3022ba5 2019-07-27 stsp struct got_worktree *worktree)
2262 0ebf8283 2019-07-24 stsp {
2263 0ebf8283 2019-07-24 stsp if (asprintf(path, "%s/%s/%s", worktree->root_path,
2264 c3022ba5 2019-07-27 stsp GOT_WORKTREE_GOT_DIR, GOT_WORKTREE_HISTEDIT_SCRIPT) == -1) {
2265 0ebf8283 2019-07-24 stsp *path = NULL;
2266 0ebf8283 2019-07-24 stsp return got_error_from_errno("asprintf");
2267 0ebf8283 2019-07-24 stsp }
2268 0ebf8283 2019-07-24 stsp return NULL;
2269 10604dce 2021-09-24 thomas }
2270 10604dce 2021-09-24 thomas
2271 10604dce 2021-09-24 thomas static const struct got_error *
2272 10604dce 2021-09-24 thomas get_merge_branch_ref_name(char **refname, struct got_worktree *worktree)
2273 10604dce 2021-09-24 thomas {
2274 10604dce 2021-09-24 thomas return get_ref_name(refname, worktree,
2275 10604dce 2021-09-24 thomas GOT_WORKTREE_MERGE_BRANCH_REF_PREFIX);
2276 0ebf8283 2019-07-24 stsp }
2277 0ebf8283 2019-07-24 stsp
2278 10604dce 2021-09-24 thomas static const struct got_error *
2279 10604dce 2021-09-24 thomas get_merge_commit_ref_name(char **refname, struct got_worktree *worktree)
2280 10604dce 2021-09-24 thomas {
2281 10604dce 2021-09-24 thomas return get_ref_name(refname, worktree,
2282 10604dce 2021-09-24 thomas GOT_WORKTREE_MERGE_COMMIT_REF_PREFIX);
2283 10604dce 2021-09-24 thomas }
2284 10604dce 2021-09-24 thomas
2285 517bab73 2019-03-11 stsp /*
2286 517bab73 2019-03-11 stsp * Prevent Git's garbage collector from deleting our base commit by
2287 517bab73 2019-03-11 stsp * setting a reference to our base commit's ID.
2288 517bab73 2019-03-11 stsp */
2289 517bab73 2019-03-11 stsp static const struct got_error *
2290 517bab73 2019-03-11 stsp ref_base_commit(struct got_worktree *worktree, struct got_repository *repo)
2291 517bab73 2019-03-11 stsp {
2292 517bab73 2019-03-11 stsp const struct got_error *err = NULL;
2293 517bab73 2019-03-11 stsp struct got_reference *ref = NULL;
2294 517bab73 2019-03-11 stsp char *refname;
2295 517bab73 2019-03-11 stsp
2296 517bab73 2019-03-11 stsp err = got_worktree_get_base_ref_name(&refname, worktree);
2297 517bab73 2019-03-11 stsp if (err)
2298 517bab73 2019-03-11 stsp return err;
2299 0cd1c46a 2019-03-11 stsp
2300 0cd1c46a 2019-03-11 stsp err = got_ref_alloc(&ref, refname, worktree->base_commit_id);
2301 0cd1c46a 2019-03-11 stsp if (err)
2302 0cd1c46a 2019-03-11 stsp goto done;
2303 0cd1c46a 2019-03-11 stsp
2304 0cd1c46a 2019-03-11 stsp err = got_ref_write(ref, repo);
2305 0cd1c46a 2019-03-11 stsp done:
2306 0cd1c46a 2019-03-11 stsp free(refname);
2307 0cd1c46a 2019-03-11 stsp if (ref)
2308 0cd1c46a 2019-03-11 stsp got_ref_close(ref);
2309 3e3a69f1 2019-07-25 stsp return err;
2310 3e3a69f1 2019-07-25 stsp }
2311 3e3a69f1 2019-07-25 stsp
2312 3e3a69f1 2019-07-25 stsp static const struct got_error *
2313 3e3a69f1 2019-07-25 stsp get_fileindex_path(char **fileindex_path, struct got_worktree *worktree)
2314 3e3a69f1 2019-07-25 stsp {
2315 3e3a69f1 2019-07-25 stsp const struct got_error *err = NULL;
2316 3e3a69f1 2019-07-25 stsp
2317 3e3a69f1 2019-07-25 stsp if (asprintf(fileindex_path, "%s/%s/%s", worktree->root_path,
2318 3e3a69f1 2019-07-25 stsp GOT_WORKTREE_GOT_DIR, GOT_WORKTREE_FILE_INDEX) == -1) {
2319 3e3a69f1 2019-07-25 stsp err = got_error_from_errno("asprintf");
2320 3e3a69f1 2019-07-25 stsp *fileindex_path = NULL;
2321 3e3a69f1 2019-07-25 stsp }
2322 9d31a1d8 2018-03-11 stsp return err;
2323 9d31a1d8 2018-03-11 stsp }
2324 9d31a1d8 2018-03-11 stsp
2325 3e3a69f1 2019-07-25 stsp
2326 ebf99748 2019-05-09 stsp static const struct got_error *
2327 ebf99748 2019-05-09 stsp open_fileindex(struct got_fileindex **fileindex, char **fileindex_path,
2328 4b55f459 2019-09-08 stsp struct got_worktree *worktree)
2329 ebf99748 2019-05-09 stsp {
2330 ebf99748 2019-05-09 stsp const struct got_error *err = NULL;
2331 ebf99748 2019-05-09 stsp FILE *index = NULL;
2332 0cd1c46a 2019-03-11 stsp
2333 ebf99748 2019-05-09 stsp *fileindex_path = NULL;
2334 ebf99748 2019-05-09 stsp *fileindex = got_fileindex_alloc();
2335 ebf99748 2019-05-09 stsp if (*fileindex == NULL)
2336 638f9024 2019-05-13 stsp return got_error_from_errno("got_fileindex_alloc");
2337 ebf99748 2019-05-09 stsp
2338 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(fileindex_path, worktree);
2339 3e3a69f1 2019-07-25 stsp if (err)
2340 ebf99748 2019-05-09 stsp goto done;
2341 ebf99748 2019-05-09 stsp
2342 c56c5d8a 2021-12-31 thomas index = fopen(*fileindex_path, "rbe");
2343 ebf99748 2019-05-09 stsp if (index == NULL) {
2344 ebf99748 2019-05-09 stsp if (errno != ENOENT)
2345 638f9024 2019-05-13 stsp err = got_error_from_errno2("fopen", *fileindex_path);
2346 ebf99748 2019-05-09 stsp } else {
2347 ebf99748 2019-05-09 stsp err = got_fileindex_read(*fileindex, index);
2348 56b63ca4 2021-01-22 stsp if (fclose(index) == EOF && err == NULL)
2349 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
2350 ebf99748 2019-05-09 stsp }
2351 ebf99748 2019-05-09 stsp done:
2352 ebf99748 2019-05-09 stsp if (err) {
2353 ebf99748 2019-05-09 stsp free(*fileindex_path);
2354 ebf99748 2019-05-09 stsp *fileindex_path = NULL;
2355 950a4a90 2019-07-10 stsp got_fileindex_free(*fileindex);
2356 ebf99748 2019-05-09 stsp *fileindex = NULL;
2357 ebf99748 2019-05-09 stsp }
2358 ebf99748 2019-05-09 stsp return err;
2359 ebf99748 2019-05-09 stsp }
2360 c932eeeb 2019-05-22 stsp
2361 c932eeeb 2019-05-22 stsp struct bump_base_commit_id_arg {
2362 c932eeeb 2019-05-22 stsp struct got_object_id *base_commit_id;
2363 c932eeeb 2019-05-22 stsp const char *path;
2364 c932eeeb 2019-05-22 stsp size_t path_len;
2365 c932eeeb 2019-05-22 stsp const char *entry_name;
2366 a484d721 2019-06-10 stsp got_worktree_checkout_cb progress_cb;
2367 a484d721 2019-06-10 stsp void *progress_arg;
2368 c932eeeb 2019-05-22 stsp };
2369 ebf99748 2019-05-09 stsp
2370 c932eeeb 2019-05-22 stsp /* Bump base commit ID of all files within an updated part of the work tree. */
2371 c932eeeb 2019-05-22 stsp static const struct got_error *
2372 c932eeeb 2019-05-22 stsp bump_base_commit_id(void *arg, struct got_fileindex_entry *ie)
2373 c932eeeb 2019-05-22 stsp {
2374 1ee397ad 2019-07-12 stsp const struct got_error *err;
2375 c932eeeb 2019-05-22 stsp struct bump_base_commit_id_arg *a = arg;
2376 c932eeeb 2019-05-22 stsp
2377 c932eeeb 2019-05-22 stsp if (a->entry_name) {
2378 c932eeeb 2019-05-22 stsp if (strcmp(ie->path, a->path) != 0)
2379 c932eeeb 2019-05-22 stsp return NULL;
2380 c932eeeb 2019-05-22 stsp } else if (!got_path_is_child(ie->path, a->path, a->path_len))
2381 102ff934 2019-06-11 stsp return NULL;
2382 102ff934 2019-06-11 stsp
2383 a769b60b 2021-06-27 stsp if (got_fileindex_entry_was_skipped(ie))
2384 a769b60b 2021-06-27 stsp return NULL;
2385 a769b60b 2021-06-27 stsp
2386 102ff934 2019-06-11 stsp if (memcmp(ie->commit_sha1, a->base_commit_id->sha1,
2387 102ff934 2019-06-11 stsp SHA1_DIGEST_LENGTH) == 0)
2388 c932eeeb 2019-05-22 stsp return NULL;
2389 c932eeeb 2019-05-22 stsp
2390 1ee397ad 2019-07-12 stsp if (a->progress_cb) {
2391 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, GOT_STATUS_BUMP_BASE,
2392 edd02c5e 2019-07-11 stsp ie->path);
2393 1ee397ad 2019-07-12 stsp if (err)
2394 1ee397ad 2019-07-12 stsp return err;
2395 1ee397ad 2019-07-12 stsp }
2396 c932eeeb 2019-05-22 stsp memcpy(ie->commit_sha1, a->base_commit_id->sha1, SHA1_DIGEST_LENGTH);
2397 c932eeeb 2019-05-22 stsp return NULL;
2398 a615e0e7 2020-12-16 stsp }
2399 a615e0e7 2020-12-16 stsp
2400 a615e0e7 2020-12-16 stsp static const struct got_error *
2401 a615e0e7 2020-12-16 stsp bump_base_commit_id_everywhere(struct got_worktree *worktree,
2402 abc59930 2021-09-05 naddy struct got_fileindex *fileindex,
2403 abc59930 2021-09-05 naddy got_worktree_checkout_cb progress_cb, void *progress_arg)
2404 a615e0e7 2020-12-16 stsp {
2405 a615e0e7 2020-12-16 stsp struct bump_base_commit_id_arg bbc_arg;
2406 a615e0e7 2020-12-16 stsp
2407 a615e0e7 2020-12-16 stsp bbc_arg.base_commit_id = worktree->base_commit_id;
2408 a615e0e7 2020-12-16 stsp bbc_arg.entry_name = NULL;
2409 a615e0e7 2020-12-16 stsp bbc_arg.path = "";
2410 a615e0e7 2020-12-16 stsp bbc_arg.path_len = 0;
2411 a615e0e7 2020-12-16 stsp bbc_arg.progress_cb = progress_cb;
2412 a615e0e7 2020-12-16 stsp bbc_arg.progress_arg = progress_arg;
2413 a615e0e7 2020-12-16 stsp
2414 a615e0e7 2020-12-16 stsp return got_fileindex_for_each_entry_safe(fileindex,
2415 a615e0e7 2020-12-16 stsp bump_base_commit_id, &bbc_arg);
2416 9c6338c4 2019-06-02 stsp }
2417 9c6338c4 2019-06-02 stsp
2418 9c6338c4 2019-06-02 stsp static const struct got_error *
2419 9c6338c4 2019-06-02 stsp sync_fileindex(struct got_fileindex *fileindex, const char *fileindex_path)
2420 9c6338c4 2019-06-02 stsp {
2421 9c6338c4 2019-06-02 stsp const struct got_error *err = NULL;
2422 9c6338c4 2019-06-02 stsp char *new_fileindex_path = NULL;
2423 9c6338c4 2019-06-02 stsp FILE *new_index = NULL;
2424 867630bb 2020-01-17 stsp struct timespec timeout;
2425 9c6338c4 2019-06-02 stsp
2426 9c6338c4 2019-06-02 stsp err = got_opentemp_named(&new_fileindex_path, &new_index,
2427 9c6338c4 2019-06-02 stsp fileindex_path);
2428 9c6338c4 2019-06-02 stsp if (err)
2429 9c6338c4 2019-06-02 stsp goto done;
2430 9c6338c4 2019-06-02 stsp
2431 9c6338c4 2019-06-02 stsp err = got_fileindex_write(fileindex, new_index);
2432 9c6338c4 2019-06-02 stsp if (err)
2433 9c6338c4 2019-06-02 stsp goto done;
2434 9c6338c4 2019-06-02 stsp
2435 9c6338c4 2019-06-02 stsp if (rename(new_fileindex_path, fileindex_path) != 0) {
2436 9c6338c4 2019-06-02 stsp err = got_error_from_errno3("rename", new_fileindex_path,
2437 9c6338c4 2019-06-02 stsp fileindex_path);
2438 9c6338c4 2019-06-02 stsp unlink(new_fileindex_path);
2439 9c6338c4 2019-06-02 stsp }
2440 867630bb 2020-01-17 stsp
2441 867630bb 2020-01-17 stsp /*
2442 867630bb 2020-01-17 stsp * Sleep for a short amount of time to ensure that files modified after
2443 867630bb 2020-01-17 stsp * this program exits have a different time stamp from the one which
2444 867630bb 2020-01-17 stsp * was recorded in the file index.
2445 867630bb 2020-01-17 stsp */
2446 62d463ca 2020-10-20 naddy timeout.tv_sec = 0;
2447 62d463ca 2020-10-20 naddy timeout.tv_nsec = 1;
2448 62d463ca 2020-10-20 naddy nanosleep(&timeout, NULL);
2449 9c6338c4 2019-06-02 stsp done:
2450 9c6338c4 2019-06-02 stsp if (new_index)
2451 9c6338c4 2019-06-02 stsp fclose(new_index);
2452 9c6338c4 2019-06-02 stsp free(new_fileindex_path);
2453 9c6338c4 2019-06-02 stsp return err;
2454 c932eeeb 2019-05-22 stsp }
2455 6ced4176 2019-07-12 stsp
2456 6ced4176 2019-07-12 stsp static const struct got_error *
2457 6ced4176 2019-07-12 stsp find_tree_entry_for_checkout(int *entry_type, char **tree_relpath,
2458 6ced4176 2019-07-12 stsp struct got_object_id **tree_id, const char *wt_relpath,
2459 6ced4176 2019-07-12 stsp struct got_worktree *worktree, struct got_repository *repo)
2460 6ced4176 2019-07-12 stsp {
2461 6ced4176 2019-07-12 stsp const struct got_error *err = NULL;
2462 6ced4176 2019-07-12 stsp struct got_object_id *id = NULL;
2463 6ced4176 2019-07-12 stsp char *in_repo_path = NULL;
2464 6ced4176 2019-07-12 stsp int is_root_wt = got_path_is_root_dir(worktree->path_prefix);
2465 6ced4176 2019-07-12 stsp
2466 6ced4176 2019-07-12 stsp *entry_type = GOT_OBJ_TYPE_ANY;
2467 6ced4176 2019-07-12 stsp *tree_relpath = NULL;
2468 6ced4176 2019-07-12 stsp *tree_id = NULL;
2469 6ced4176 2019-07-12 stsp
2470 6ced4176 2019-07-12 stsp if (wt_relpath[0] == '\0') {
2471 6ced4176 2019-07-12 stsp /* Check out all files within the work tree. */
2472 6ced4176 2019-07-12 stsp *entry_type = GOT_OBJ_TYPE_TREE;
2473 6ced4176 2019-07-12 stsp *tree_relpath = strdup("");
2474 6ced4176 2019-07-12 stsp if (*tree_relpath == NULL) {
2475 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2476 6ced4176 2019-07-12 stsp goto done;
2477 6ced4176 2019-07-12 stsp }
2478 6ced4176 2019-07-12 stsp err = got_object_id_by_path(tree_id, repo,
2479 6ced4176 2019-07-12 stsp worktree->base_commit_id, worktree->path_prefix);
2480 6ced4176 2019-07-12 stsp if (err)
2481 6ced4176 2019-07-12 stsp goto done;
2482 6ced4176 2019-07-12 stsp return NULL;
2483 6ced4176 2019-07-12 stsp }
2484 6ced4176 2019-07-12 stsp
2485 6ced4176 2019-07-12 stsp /* Check out a subset of files in the work tree. */
2486 6ced4176 2019-07-12 stsp
2487 6ced4176 2019-07-12 stsp if (asprintf(&in_repo_path, "%s%s%s", worktree->path_prefix,
2488 6ced4176 2019-07-12 stsp is_root_wt ? "" : "/", wt_relpath) == -1) {
2489 6ced4176 2019-07-12 stsp err = got_error_from_errno("asprintf");
2490 6ced4176 2019-07-12 stsp goto done;
2491 6ced4176 2019-07-12 stsp }
2492 6ced4176 2019-07-12 stsp
2493 6ced4176 2019-07-12 stsp err = got_object_id_by_path(&id, repo, worktree->base_commit_id,
2494 6ced4176 2019-07-12 stsp in_repo_path);
2495 6ced4176 2019-07-12 stsp if (err)
2496 6ced4176 2019-07-12 stsp goto done;
2497 6ced4176 2019-07-12 stsp
2498 6ced4176 2019-07-12 stsp free(in_repo_path);
2499 6ced4176 2019-07-12 stsp in_repo_path = NULL;
2500 6ced4176 2019-07-12 stsp
2501 6ced4176 2019-07-12 stsp err = got_object_get_type(entry_type, repo, id);
2502 6ced4176 2019-07-12 stsp if (err)
2503 6ced4176 2019-07-12 stsp goto done;
2504 c932eeeb 2019-05-22 stsp
2505 6ced4176 2019-07-12 stsp if (*entry_type == GOT_OBJ_TYPE_BLOB) {
2506 6ced4176 2019-07-12 stsp /* Check out a single file. */
2507 6ced4176 2019-07-12 stsp if (strchr(wt_relpath, '/') == NULL) {
2508 6ced4176 2019-07-12 stsp /* Check out a single file in work tree's root dir. */
2509 6ced4176 2019-07-12 stsp in_repo_path = strdup(worktree->path_prefix);
2510 6ced4176 2019-07-12 stsp if (in_repo_path == NULL) {
2511 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2512 6ced4176 2019-07-12 stsp goto done;
2513 6ced4176 2019-07-12 stsp }
2514 6ced4176 2019-07-12 stsp *tree_relpath = strdup("");
2515 6ced4176 2019-07-12 stsp if (*tree_relpath == NULL) {
2516 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2517 6ced4176 2019-07-12 stsp goto done;
2518 6ced4176 2019-07-12 stsp }
2519 6ced4176 2019-07-12 stsp } else {
2520 6ced4176 2019-07-12 stsp /* Check out a single file in a subdirectory. */
2521 6ced4176 2019-07-12 stsp err = got_path_dirname(tree_relpath, wt_relpath);
2522 6ced4176 2019-07-12 stsp if (err)
2523 6ced4176 2019-07-12 stsp return err;
2524 6ced4176 2019-07-12 stsp if (asprintf(&in_repo_path, "%s%s%s",
2525 6ced4176 2019-07-12 stsp worktree->path_prefix, is_root_wt ? "" : "/",
2526 6ced4176 2019-07-12 stsp *tree_relpath) == -1) {
2527 6ced4176 2019-07-12 stsp err = got_error_from_errno("asprintf");
2528 6ced4176 2019-07-12 stsp goto done;
2529 6ced4176 2019-07-12 stsp }
2530 6ced4176 2019-07-12 stsp }
2531 6ced4176 2019-07-12 stsp err = got_object_id_by_path(tree_id, repo,
2532 6ced4176 2019-07-12 stsp worktree->base_commit_id, in_repo_path);
2533 6ced4176 2019-07-12 stsp } else {
2534 6ced4176 2019-07-12 stsp /* Check out all files within a subdirectory. */
2535 6ced4176 2019-07-12 stsp *tree_id = got_object_id_dup(id);
2536 6ced4176 2019-07-12 stsp if (*tree_id == NULL) {
2537 6ced4176 2019-07-12 stsp err = got_error_from_errno("got_object_id_dup");
2538 6ced4176 2019-07-12 stsp goto done;
2539 6ced4176 2019-07-12 stsp }
2540 6ced4176 2019-07-12 stsp *tree_relpath = strdup(wt_relpath);
2541 6ced4176 2019-07-12 stsp if (*tree_relpath == NULL) {
2542 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2543 6ced4176 2019-07-12 stsp goto done;
2544 6ced4176 2019-07-12 stsp }
2545 6ced4176 2019-07-12 stsp }
2546 6ced4176 2019-07-12 stsp done:
2547 6ced4176 2019-07-12 stsp free(id);
2548 6ced4176 2019-07-12 stsp free(in_repo_path);
2549 6ced4176 2019-07-12 stsp if (err) {
2550 6ced4176 2019-07-12 stsp *entry_type = GOT_OBJ_TYPE_ANY;
2551 6ced4176 2019-07-12 stsp free(*tree_relpath);
2552 6ced4176 2019-07-12 stsp *tree_relpath = NULL;
2553 6ced4176 2019-07-12 stsp free(*tree_id);
2554 6ced4176 2019-07-12 stsp *tree_id = NULL;
2555 6ced4176 2019-07-12 stsp }
2556 07ed472d 2019-07-12 stsp return err;
2557 07ed472d 2019-07-12 stsp }
2558 07ed472d 2019-07-12 stsp
2559 07ed472d 2019-07-12 stsp static const struct got_error *
2560 07ed472d 2019-07-12 stsp checkout_files(struct got_worktree *worktree, struct got_fileindex *fileindex,
2561 07ed472d 2019-07-12 stsp const char *relpath, struct got_object_id *tree_id, const char *entry_name,
2562 07ed472d 2019-07-12 stsp struct got_repository *repo, got_worktree_checkout_cb progress_cb,
2563 e6209546 2019-08-22 stsp void *progress_arg, got_cancel_cb cancel_cb, void *cancel_arg)
2564 07ed472d 2019-07-12 stsp {
2565 07ed472d 2019-07-12 stsp const struct got_error *err = NULL;
2566 07ed472d 2019-07-12 stsp struct got_commit_object *commit = NULL;
2567 07ed472d 2019-07-12 stsp struct got_tree_object *tree = NULL;
2568 07ed472d 2019-07-12 stsp struct got_fileindex_diff_tree_cb diff_cb;
2569 07ed472d 2019-07-12 stsp struct diff_cb_arg arg;
2570 07ed472d 2019-07-12 stsp
2571 07ed472d 2019-07-12 stsp err = ref_base_commit(worktree, repo);
2572 7f47418f 2019-12-20 stsp if (err) {
2573 6201aef3 2020-02-02 stsp if (!(err->code == GOT_ERR_ERRNO &&
2574 6201aef3 2020-02-02 stsp (errno == EACCES || errno == EROFS)))
2575 7f47418f 2019-12-20 stsp goto done;
2576 7f47418f 2019-12-20 stsp err = (*progress_cb)(progress_arg,
2577 7f47418f 2019-12-20 stsp GOT_STATUS_BASE_REF_ERR, worktree->root_path);
2578 7f47418f 2019-12-20 stsp if (err)
2579 7f47418f 2019-12-20 stsp return err;
2580 7f47418f 2019-12-20 stsp }
2581 07ed472d 2019-07-12 stsp
2582 07ed472d 2019-07-12 stsp err = got_object_open_as_commit(&commit, repo,
2583 62d463ca 2020-10-20 naddy worktree->base_commit_id);
2584 07ed472d 2019-07-12 stsp if (err)
2585 07ed472d 2019-07-12 stsp goto done;
2586 07ed472d 2019-07-12 stsp
2587 07ed472d 2019-07-12 stsp err = got_object_open_as_tree(&tree, repo, tree_id);
2588 07ed472d 2019-07-12 stsp if (err)
2589 07ed472d 2019-07-12 stsp goto done;
2590 07ed472d 2019-07-12 stsp
2591 07ed472d 2019-07-12 stsp if (entry_name &&
2592 07ed472d 2019-07-12 stsp got_object_tree_find_entry(tree, entry_name) == NULL) {
2593 b66cd6f3 2020-07-31 stsp err = got_error_path(entry_name, GOT_ERR_NO_TREE_ENTRY);
2594 07ed472d 2019-07-12 stsp goto done;
2595 07ed472d 2019-07-12 stsp }
2596 07ed472d 2019-07-12 stsp
2597 07ed472d 2019-07-12 stsp diff_cb.diff_old_new = diff_old_new;
2598 07ed472d 2019-07-12 stsp diff_cb.diff_old = diff_old;
2599 07ed472d 2019-07-12 stsp diff_cb.diff_new = diff_new;
2600 07ed472d 2019-07-12 stsp arg.fileindex = fileindex;
2601 07ed472d 2019-07-12 stsp arg.worktree = worktree;
2602 07ed472d 2019-07-12 stsp arg.repo = repo;
2603 07ed472d 2019-07-12 stsp arg.progress_cb = progress_cb;
2604 07ed472d 2019-07-12 stsp arg.progress_arg = progress_arg;
2605 07ed472d 2019-07-12 stsp arg.cancel_cb = cancel_cb;
2606 07ed472d 2019-07-12 stsp arg.cancel_arg = cancel_arg;
2607 07ed472d 2019-07-12 stsp err = got_fileindex_diff_tree(fileindex, tree, relpath,
2608 07ed472d 2019-07-12 stsp entry_name, repo, &diff_cb, &arg);
2609 07ed472d 2019-07-12 stsp done:
2610 07ed472d 2019-07-12 stsp if (tree)
2611 07ed472d 2019-07-12 stsp got_object_tree_close(tree);
2612 07ed472d 2019-07-12 stsp if (commit)
2613 07ed472d 2019-07-12 stsp got_object_commit_close(commit);
2614 6ced4176 2019-07-12 stsp return err;
2615 6ced4176 2019-07-12 stsp }
2616 6ced4176 2019-07-12 stsp
2617 9d31a1d8 2018-03-11 stsp const struct got_error *
2618 f2ea84fa 2019-07-27 stsp got_worktree_checkout_files(struct got_worktree *worktree,
2619 f2ea84fa 2019-07-27 stsp struct got_pathlist_head *paths, struct got_repository *repo,
2620 f2ea84fa 2019-07-27 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
2621 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
2622 9d31a1d8 2018-03-11 stsp {
2623 af12c6b9 2019-06-04 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
2624 9d31a1d8 2018-03-11 stsp struct got_commit_object *commit = NULL;
2625 9d31a1d8 2018-03-11 stsp struct got_tree_object *tree = NULL;
2626 9d31a1d8 2018-03-11 stsp struct got_fileindex *fileindex = NULL;
2627 9c6338c4 2019-06-02 stsp char *fileindex_path = NULL;
2628 f2ea84fa 2019-07-27 stsp struct got_pathlist_entry *pe;
2629 f2ea84fa 2019-07-27 stsp struct tree_path_data {
2630 dbdddfee 2021-06-23 naddy STAILQ_ENTRY(tree_path_data) entry;
2631 f2ea84fa 2019-07-27 stsp struct got_object_id *tree_id;
2632 f2ea84fa 2019-07-27 stsp int entry_type;
2633 f2ea84fa 2019-07-27 stsp char *relpath;
2634 f2ea84fa 2019-07-27 stsp char *entry_name;
2635 f2ea84fa 2019-07-27 stsp } *tpd = NULL;
2636 dbdddfee 2021-06-23 naddy STAILQ_HEAD(tree_paths, tree_path_data) tree_paths;
2637 9d31a1d8 2018-03-11 stsp
2638 dbdddfee 2021-06-23 naddy STAILQ_INIT(&tree_paths);
2639 f2ea84fa 2019-07-27 stsp
2640 9d31a1d8 2018-03-11 stsp err = lock_worktree(worktree, LOCK_EX);
2641 9d31a1d8 2018-03-11 stsp if (err)
2642 9d31a1d8 2018-03-11 stsp return err;
2643 93a30277 2018-12-24 stsp
2644 f2ea84fa 2019-07-27 stsp /* Map all specified paths to in-repository trees. */
2645 f2ea84fa 2019-07-27 stsp TAILQ_FOREACH(pe, paths, entry) {
2646 f2ea84fa 2019-07-27 stsp tpd = malloc(sizeof(*tpd));
2647 f2ea84fa 2019-07-27 stsp if (tpd == NULL) {
2648 f2ea84fa 2019-07-27 stsp err = got_error_from_errno("malloc");
2649 f2ea84fa 2019-07-27 stsp goto done;
2650 f2ea84fa 2019-07-27 stsp }
2651 6ced4176 2019-07-12 stsp
2652 f2ea84fa 2019-07-27 stsp err = find_tree_entry_for_checkout(&tpd->entry_type,
2653 f2ea84fa 2019-07-27 stsp &tpd->relpath, &tpd->tree_id, pe->path, worktree, repo);
2654 f2ea84fa 2019-07-27 stsp if (err) {
2655 f2ea84fa 2019-07-27 stsp free(tpd);
2656 6ced4176 2019-07-12 stsp goto done;
2657 6ced4176 2019-07-12 stsp }
2658 f2ea84fa 2019-07-27 stsp
2659 f2ea84fa 2019-07-27 stsp if (tpd->entry_type == GOT_OBJ_TYPE_BLOB) {
2660 f2ea84fa 2019-07-27 stsp err = got_path_basename(&tpd->entry_name, pe->path);
2661 f2ea84fa 2019-07-27 stsp if (err) {
2662 f2ea84fa 2019-07-27 stsp free(tpd->relpath);
2663 f2ea84fa 2019-07-27 stsp free(tpd->tree_id);
2664 f2ea84fa 2019-07-27 stsp free(tpd);
2665 f2ea84fa 2019-07-27 stsp goto done;
2666 f2ea84fa 2019-07-27 stsp }
2667 f2ea84fa 2019-07-27 stsp } else
2668 f2ea84fa 2019-07-27 stsp tpd->entry_name = NULL;
2669 f2ea84fa 2019-07-27 stsp
2670 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&tree_paths, tpd, entry);
2671 6ced4176 2019-07-12 stsp }
2672 6ced4176 2019-07-12 stsp
2673 51514078 2018-12-25 stsp /*
2674 51514078 2018-12-25 stsp * Read the file index.
2675 51514078 2018-12-25 stsp * Checking out files is supposed to be an idempotent operation.
2676 51514078 2018-12-25 stsp * If the on-disk file index is incomplete we will try to complete it.
2677 51514078 2018-12-25 stsp */
2678 ebf99748 2019-05-09 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
2679 8da9e5f4 2019-01-12 stsp if (err)
2680 c4cdcb68 2019-04-03 stsp goto done;
2681 c4cdcb68 2019-04-03 stsp
2682 dbdddfee 2021-06-23 naddy tpd = STAILQ_FIRST(&tree_paths);
2683 f2ea84fa 2019-07-27 stsp TAILQ_FOREACH(pe, paths, entry) {
2684 711d9cd9 2019-07-12 stsp struct bump_base_commit_id_arg bbc_arg;
2685 f2ea84fa 2019-07-27 stsp
2686 f2ea84fa 2019-07-27 stsp err = checkout_files(worktree, fileindex, tpd->relpath,
2687 f2ea84fa 2019-07-27 stsp tpd->tree_id, tpd->entry_name, repo,
2688 f2ea84fa 2019-07-27 stsp progress_cb, progress_arg, cancel_cb, cancel_arg);
2689 f2ea84fa 2019-07-27 stsp if (err)
2690 f2ea84fa 2019-07-27 stsp break;
2691 f2ea84fa 2019-07-27 stsp
2692 711d9cd9 2019-07-12 stsp bbc_arg.base_commit_id = worktree->base_commit_id;
2693 f2ea84fa 2019-07-27 stsp bbc_arg.entry_name = tpd->entry_name;
2694 f2ea84fa 2019-07-27 stsp bbc_arg.path = pe->path;
2695 f2b16ada 2019-08-02 stsp bbc_arg.path_len = pe->path_len;
2696 711d9cd9 2019-07-12 stsp bbc_arg.progress_cb = progress_cb;
2697 711d9cd9 2019-07-12 stsp bbc_arg.progress_arg = progress_arg;
2698 711d9cd9 2019-07-12 stsp err = got_fileindex_for_each_entry_safe(fileindex,
2699 711d9cd9 2019-07-12 stsp bump_base_commit_id, &bbc_arg);
2700 f2ea84fa 2019-07-27 stsp if (err)
2701 f2ea84fa 2019-07-27 stsp break;
2702 f2ea84fa 2019-07-27 stsp
2703 dbdddfee 2021-06-23 naddy tpd = STAILQ_NEXT(tpd, entry);
2704 711d9cd9 2019-07-12 stsp }
2705 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
2706 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
2707 af12c6b9 2019-06-04 stsp err = sync_err;
2708 9d31a1d8 2018-03-11 stsp done:
2709 9c6338c4 2019-06-02 stsp free(fileindex_path);
2710 edfa7d7f 2018-09-11 stsp if (tree)
2711 edfa7d7f 2018-09-11 stsp got_object_tree_close(tree);
2712 9d31a1d8 2018-03-11 stsp if (commit)
2713 9d31a1d8 2018-03-11 stsp got_object_commit_close(commit);
2714 5ade8233 2019-07-12 stsp if (fileindex)
2715 5ade8233 2019-07-12 stsp got_fileindex_free(fileindex);
2716 dbdddfee 2021-06-23 naddy while (!STAILQ_EMPTY(&tree_paths)) {
2717 dbdddfee 2021-06-23 naddy tpd = STAILQ_FIRST(&tree_paths);
2718 dbdddfee 2021-06-23 naddy STAILQ_REMOVE_HEAD(&tree_paths, entry);
2719 f2ea84fa 2019-07-27 stsp free(tpd->relpath);
2720 f2ea84fa 2019-07-27 stsp free(tpd->tree_id);
2721 f2ea84fa 2019-07-27 stsp free(tpd);
2722 f2ea84fa 2019-07-27 stsp }
2723 9d31a1d8 2018-03-11 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
2724 9d31a1d8 2018-03-11 stsp if (unlockerr && err == NULL)
2725 9d31a1d8 2018-03-11 stsp err = unlockerr;
2726 f8d1f275 2019-02-04 stsp return err;
2727 f8d1f275 2019-02-04 stsp }
2728 f8d1f275 2019-02-04 stsp
2729 234035bc 2019-06-01 stsp struct merge_file_cb_arg {
2730 234035bc 2019-06-01 stsp struct got_worktree *worktree;
2731 234035bc 2019-06-01 stsp struct got_fileindex *fileindex;
2732 234035bc 2019-06-01 stsp got_worktree_checkout_cb progress_cb;
2733 234035bc 2019-06-01 stsp void *progress_arg;
2734 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb;
2735 234035bc 2019-06-01 stsp void *cancel_arg;
2736 f69721c3 2019-10-21 stsp const char *label_orig;
2737 818c7501 2019-07-11 stsp struct got_object_id *commit_id2;
2738 ace90326 2021-09-27 thomas int allow_bad_symlinks;
2739 234035bc 2019-06-01 stsp };
2740 234035bc 2019-06-01 stsp
2741 234035bc 2019-06-01 stsp static const struct got_error *
2742 234035bc 2019-06-01 stsp merge_file_cb(void *arg, struct got_blob_object *blob1,
2743 234035bc 2019-06-01 stsp struct got_blob_object *blob2, struct got_object_id *id1,
2744 234035bc 2019-06-01 stsp struct got_object_id *id2, const char *path1, const char *path2,
2745 46f68b20 2019-10-19 stsp mode_t mode1, mode_t mode2, struct got_repository *repo)
2746 234035bc 2019-06-01 stsp {
2747 234035bc 2019-06-01 stsp static const struct got_error *err = NULL;
2748 234035bc 2019-06-01 stsp struct merge_file_cb_arg *a = arg;
2749 234035bc 2019-06-01 stsp struct got_fileindex_entry *ie;
2750 234035bc 2019-06-01 stsp char *ondisk_path = NULL;
2751 234035bc 2019-06-01 stsp struct stat sb;
2752 234035bc 2019-06-01 stsp unsigned char status;
2753 234035bc 2019-06-01 stsp int local_changes_subsumed;
2754 1af628f4 2021-06-03 stsp FILE *f_orig = NULL, *f_deriv = NULL, *f_deriv2 = NULL;
2755 54d5be07 2021-06-03 stsp char *id_str = NULL, *label_deriv2 = NULL;
2756 234035bc 2019-06-01 stsp
2757 234035bc 2019-06-01 stsp if (blob1 && blob2) {
2758 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(a->fileindex, path2,
2759 d6c87207 2019-08-02 stsp strlen(path2));
2760 1ee397ad 2019-07-12 stsp if (ie == NULL)
2761 1ee397ad 2019-07-12 stsp return (*a->progress_cb)(a->progress_arg,
2762 1ee397ad 2019-07-12 stsp GOT_STATUS_MISSING, path2);
2763 234035bc 2019-06-01 stsp
2764 234035bc 2019-06-01 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
2765 234035bc 2019-06-01 stsp path2) == -1)
2766 234035bc 2019-06-01 stsp return got_error_from_errno("asprintf");
2767 234035bc 2019-06-01 stsp
2768 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL,
2769 7f91a133 2019-12-13 stsp repo);
2770 234035bc 2019-06-01 stsp if (err)
2771 234035bc 2019-06-01 stsp goto done;
2772 234035bc 2019-06-01 stsp
2773 234035bc 2019-06-01 stsp if (status == GOT_STATUS_DELETE) {
2774 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2775 1ee397ad 2019-07-12 stsp GOT_STATUS_MERGE, path2);
2776 234035bc 2019-06-01 stsp goto done;
2777 234035bc 2019-06-01 stsp }
2778 234035bc 2019-06-01 stsp if (status != GOT_STATUS_NO_CHANGE &&
2779 234035bc 2019-06-01 stsp status != GOT_STATUS_MODIFY &&
2780 234035bc 2019-06-01 stsp status != GOT_STATUS_CONFLICT &&
2781 234035bc 2019-06-01 stsp status != GOT_STATUS_ADD) {
2782 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, status, path2);
2783 234035bc 2019-06-01 stsp goto done;
2784 234035bc 2019-06-01 stsp }
2785 234035bc 2019-06-01 stsp
2786 af57b12a 2020-07-23 stsp if (S_ISLNK(mode1) && S_ISLNK(mode2)) {
2787 36bf999c 2020-07-23 stsp char *link_target2;
2788 36bf999c 2020-07-23 stsp err = got_object_blob_read_to_str(&link_target2, blob2);
2789 36bf999c 2020-07-23 stsp if (err)
2790 36bf999c 2020-07-23 stsp goto done;
2791 dfe9fba0 2020-07-23 stsp err = merge_symlink(a->worktree, blob1, ondisk_path,
2792 36bf999c 2020-07-23 stsp path2, a->label_orig, link_target2, a->commit_id2,
2793 36bf999c 2020-07-23 stsp repo, a->progress_cb, a->progress_arg);
2794 36bf999c 2020-07-23 stsp free(link_target2);
2795 af57b12a 2020-07-23 stsp } else {
2796 1af628f4 2021-06-03 stsp int fd;
2797 1af628f4 2021-06-03 stsp
2798 1af628f4 2021-06-03 stsp f_orig = got_opentemp();
2799 1af628f4 2021-06-03 stsp if (f_orig == NULL) {
2800 1af628f4 2021-06-03 stsp err = got_error_from_errno("got_opentemp");
2801 1af628f4 2021-06-03 stsp goto done;
2802 1af628f4 2021-06-03 stsp }
2803 1af628f4 2021-06-03 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL,
2804 1af628f4 2021-06-03 stsp f_orig, blob1);
2805 1af628f4 2021-06-03 stsp if (err)
2806 1af628f4 2021-06-03 stsp goto done;
2807 1af628f4 2021-06-03 stsp
2808 54d5be07 2021-06-03 stsp f_deriv2 = got_opentemp();
2809 54d5be07 2021-06-03 stsp if (f_deriv2 == NULL)
2810 1af628f4 2021-06-03 stsp goto done;
2811 1af628f4 2021-06-03 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL,
2812 54d5be07 2021-06-03 stsp f_deriv2, blob2);
2813 1af628f4 2021-06-03 stsp if (err)
2814 1af628f4 2021-06-03 stsp goto done;
2815 1af628f4 2021-06-03 stsp
2816 48b4f239 2021-12-31 thomas fd = open(ondisk_path,
2817 48b4f239 2021-12-31 thomas O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
2818 1af628f4 2021-06-03 stsp if (fd == -1) {
2819 1af628f4 2021-06-03 stsp err = got_error_from_errno2("open",
2820 1af628f4 2021-06-03 stsp ondisk_path);
2821 1af628f4 2021-06-03 stsp goto done;
2822 1af628f4 2021-06-03 stsp }
2823 54d5be07 2021-06-03 stsp f_deriv = fdopen(fd, "r");
2824 54d5be07 2021-06-03 stsp if (f_deriv == NULL) {
2825 1af628f4 2021-06-03 stsp err = got_error_from_errno2("fdopen",
2826 1af628f4 2021-06-03 stsp ondisk_path);
2827 1af628f4 2021-06-03 stsp close(fd);
2828 1af628f4 2021-06-03 stsp goto done;
2829 1af628f4 2021-06-03 stsp }
2830 1af628f4 2021-06-03 stsp err = got_object_id_str(&id_str, a->commit_id2);
2831 1af628f4 2021-06-03 stsp if (err)
2832 1af628f4 2021-06-03 stsp goto done;
2833 54d5be07 2021-06-03 stsp if (asprintf(&label_deriv2, "%s: commit %s",
2834 1af628f4 2021-06-03 stsp GOT_MERGE_LABEL_MERGED, id_str) == -1) {
2835 1af628f4 2021-06-03 stsp err = got_error_from_errno("asprintf");
2836 1af628f4 2021-06-03 stsp goto done;
2837 1af628f4 2021-06-03 stsp }
2838 1af628f4 2021-06-03 stsp err = merge_file(&local_changes_subsumed, a->worktree,
2839 1af628f4 2021-06-03 stsp f_orig, f_deriv, f_deriv2, ondisk_path, path2,
2840 54d5be07 2021-06-03 stsp sb.st_mode, a->label_orig, NULL, label_deriv2,
2841 fdf3c2d3 2021-06-17 stsp GOT_DIFF_ALGORITHM_PATIENCE, repo,
2842 fdf3c2d3 2021-06-17 stsp a->progress_cb, a->progress_arg);
2843 af57b12a 2020-07-23 stsp }
2844 234035bc 2019-06-01 stsp } else if (blob1) {
2845 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(a->fileindex, path1,
2846 d6c87207 2019-08-02 stsp strlen(path1));
2847 1ee397ad 2019-07-12 stsp if (ie == NULL)
2848 1ee397ad 2019-07-12 stsp return (*a->progress_cb)(a->progress_arg,
2849 3c24af98 2020-02-07 tracey GOT_STATUS_MISSING, path1);
2850 2b92fad7 2019-06-02 stsp
2851 2b92fad7 2019-06-02 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
2852 2b92fad7 2019-06-02 stsp path1) == -1)
2853 2b92fad7 2019-06-02 stsp return got_error_from_errno("asprintf");
2854 2b92fad7 2019-06-02 stsp
2855 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL,
2856 7f91a133 2019-12-13 stsp repo);
2857 2b92fad7 2019-06-02 stsp if (err)
2858 2b92fad7 2019-06-02 stsp goto done;
2859 2b92fad7 2019-06-02 stsp
2860 2b92fad7 2019-06-02 stsp switch (status) {
2861 2b92fad7 2019-06-02 stsp case GOT_STATUS_NO_CHANGE:
2862 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2863 1ee397ad 2019-07-12 stsp GOT_STATUS_DELETE, path1);
2864 1ee397ad 2019-07-12 stsp if (err)
2865 1ee397ad 2019-07-12 stsp goto done;
2866 2b92fad7 2019-06-02 stsp err = remove_ondisk_file(a->worktree->root_path, path1);
2867 2b92fad7 2019-06-02 stsp if (err)
2868 2b92fad7 2019-06-02 stsp goto done;
2869 2b92fad7 2019-06-02 stsp if (ie)
2870 2b92fad7 2019-06-02 stsp got_fileindex_entry_mark_deleted_from_disk(ie);
2871 2b92fad7 2019-06-02 stsp break;
2872 2b92fad7 2019-06-02 stsp case GOT_STATUS_DELETE:
2873 2b92fad7 2019-06-02 stsp case GOT_STATUS_MISSING:
2874 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2875 1ee397ad 2019-07-12 stsp GOT_STATUS_DELETE, path1);
2876 1ee397ad 2019-07-12 stsp if (err)
2877 1ee397ad 2019-07-12 stsp goto done;
2878 2b92fad7 2019-06-02 stsp if (ie)
2879 2b92fad7 2019-06-02 stsp got_fileindex_entry_mark_deleted_from_disk(ie);
2880 2b92fad7 2019-06-02 stsp break;
2881 0a22ca1a 2020-09-23 stsp case GOT_STATUS_ADD: {
2882 0a22ca1a 2020-09-23 stsp struct got_object_id *id;
2883 0a22ca1a 2020-09-23 stsp FILE *blob1_f;
2884 e8f02263 2022-01-23 thomas off_t blob1_size;
2885 0a22ca1a 2020-09-23 stsp /*
2886 0a22ca1a 2020-09-23 stsp * Delete the added file only if its content already
2887 0a22ca1a 2020-09-23 stsp * exists in the repository.
2888 0a22ca1a 2020-09-23 stsp */
2889 e8f02263 2022-01-23 thomas err = got_object_blob_file_create(&id, &blob1_f,
2890 e8f02263 2022-01-23 thomas &blob1_size, path1);
2891 0a22ca1a 2020-09-23 stsp if (err)
2892 0a22ca1a 2020-09-23 stsp goto done;
2893 0a22ca1a 2020-09-23 stsp if (got_object_id_cmp(id, id1) == 0) {
2894 0a22ca1a 2020-09-23 stsp err = (*a->progress_cb)(a->progress_arg,
2895 0a22ca1a 2020-09-23 stsp GOT_STATUS_DELETE, path1);
2896 0a22ca1a 2020-09-23 stsp if (err)
2897 0a22ca1a 2020-09-23 stsp goto done;
2898 0a22ca1a 2020-09-23 stsp err = remove_ondisk_file(a->worktree->root_path,
2899 0a22ca1a 2020-09-23 stsp path1);
2900 0a22ca1a 2020-09-23 stsp if (err)
2901 0a22ca1a 2020-09-23 stsp goto done;
2902 0a22ca1a 2020-09-23 stsp if (ie)
2903 0a22ca1a 2020-09-23 stsp got_fileindex_entry_remove(a->fileindex,
2904 0a22ca1a 2020-09-23 stsp ie);
2905 0a22ca1a 2020-09-23 stsp } else {
2906 0a22ca1a 2020-09-23 stsp err = (*a->progress_cb)(a->progress_arg,
2907 0a22ca1a 2020-09-23 stsp GOT_STATUS_CANNOT_DELETE, path1);
2908 0a22ca1a 2020-09-23 stsp }
2909 0a22ca1a 2020-09-23 stsp if (fclose(blob1_f) == EOF && err == NULL)
2910 0a22ca1a 2020-09-23 stsp err = got_error_from_errno("fclose");
2911 0a22ca1a 2020-09-23 stsp free(id);
2912 0a22ca1a 2020-09-23 stsp if (err)
2913 0a22ca1a 2020-09-23 stsp goto done;
2914 0a22ca1a 2020-09-23 stsp break;
2915 0a22ca1a 2020-09-23 stsp }
2916 2b92fad7 2019-06-02 stsp case GOT_STATUS_MODIFY:
2917 2b92fad7 2019-06-02 stsp case GOT_STATUS_CONFLICT:
2918 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2919 2b92fad7 2019-06-02 stsp GOT_STATUS_CANNOT_DELETE, path1);
2920 1ee397ad 2019-07-12 stsp if (err)
2921 1ee397ad 2019-07-12 stsp goto done;
2922 2b92fad7 2019-06-02 stsp break;
2923 2b92fad7 2019-06-02 stsp case GOT_STATUS_OBSTRUCTED:
2924 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, status, path1);
2925 1ee397ad 2019-07-12 stsp if (err)
2926 1ee397ad 2019-07-12 stsp goto done;
2927 2b92fad7 2019-06-02 stsp break;
2928 2b92fad7 2019-06-02 stsp default:
2929 2b92fad7 2019-06-02 stsp break;
2930 2b92fad7 2019-06-02 stsp }
2931 234035bc 2019-06-01 stsp } else if (blob2) {
2932 234035bc 2019-06-01 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
2933 234035bc 2019-06-01 stsp path2) == -1)
2934 234035bc 2019-06-01 stsp return got_error_from_errno("asprintf");
2935 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(a->fileindex, path2,
2936 d6c87207 2019-08-02 stsp strlen(path2));
2937 234035bc 2019-06-01 stsp if (ie) {
2938 234035bc 2019-06-01 stsp err = get_file_status(&status, &sb, ie, ondisk_path,
2939 7f91a133 2019-12-13 stsp -1, NULL, repo);
2940 234035bc 2019-06-01 stsp if (err)
2941 234035bc 2019-06-01 stsp goto done;
2942 234035bc 2019-06-01 stsp if (status != GOT_STATUS_NO_CHANGE &&
2943 234035bc 2019-06-01 stsp status != GOT_STATUS_MODIFY &&
2944 234035bc 2019-06-01 stsp status != GOT_STATUS_CONFLICT &&
2945 234035bc 2019-06-01 stsp status != GOT_STATUS_ADD) {
2946 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2947 1ee397ad 2019-07-12 stsp status, path2);
2948 234035bc 2019-06-01 stsp goto done;
2949 234035bc 2019-06-01 stsp }
2950 dfe9fba0 2020-07-23 stsp if (S_ISLNK(mode2) && S_ISLNK(sb.st_mode)) {
2951 36bf999c 2020-07-23 stsp char *link_target2;
2952 36bf999c 2020-07-23 stsp err = got_object_blob_read_to_str(&link_target2,
2953 36bf999c 2020-07-23 stsp blob2);
2954 36bf999c 2020-07-23 stsp if (err)
2955 36bf999c 2020-07-23 stsp goto done;
2956 526a746f 2020-07-23 stsp err = merge_symlink(a->worktree, NULL,
2957 dfe9fba0 2020-07-23 stsp ondisk_path, path2, a->label_orig,
2958 36bf999c 2020-07-23 stsp link_target2, a->commit_id2, repo,
2959 dfe9fba0 2020-07-23 stsp a->progress_cb, a->progress_arg);
2960 36bf999c 2020-07-23 stsp free(link_target2);
2961 dfe9fba0 2020-07-23 stsp } else if (S_ISREG(sb.st_mode)) {
2962 526a746f 2020-07-23 stsp err = merge_blob(&local_changes_subsumed,
2963 526a746f 2020-07-23 stsp a->worktree, NULL, ondisk_path, path2,
2964 526a746f 2020-07-23 stsp sb.st_mode, a->label_orig, blob2,
2965 526a746f 2020-07-23 stsp a->commit_id2, repo, a->progress_cb,
2966 526a746f 2020-07-23 stsp a->progress_arg);
2967 dfe9fba0 2020-07-23 stsp } else {
2968 dfe9fba0 2020-07-23 stsp err = got_error_path(ondisk_path,
2969 dfe9fba0 2020-07-23 stsp GOT_ERR_FILE_OBSTRUCTED);
2970 526a746f 2020-07-23 stsp }
2971 dfe9fba0 2020-07-23 stsp if (err)
2972 dfe9fba0 2020-07-23 stsp goto done;
2973 234035bc 2019-06-01 stsp if (status == GOT_STATUS_DELETE) {
2974 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(ie,
2975 437adc9d 2020-12-10 yzhong a->worktree->root_fd, path2, blob2->id.sha1,
2976 054041d0 2020-06-24 stsp a->worktree->base_commit_id->sha1, 0);
2977 234035bc 2019-06-01 stsp if (err)
2978 234035bc 2019-06-01 stsp goto done;
2979 234035bc 2019-06-01 stsp }
2980 234035bc 2019-06-01 stsp } else {
2981 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
2982 234035bc 2019-06-01 stsp sb.st_mode = GOT_DEFAULT_FILE_MODE;
2983 2e1fa222 2020-07-23 stsp if (S_ISLNK(mode2)) {
2984 2e1fa222 2020-07-23 stsp err = install_symlink(&is_bad_symlink,
2985 2e1fa222 2020-07-23 stsp a->worktree, ondisk_path, path2, blob2, 0,
2986 ace90326 2021-09-27 thomas 0, 1, a->allow_bad_symlinks, repo,
2987 ace90326 2021-09-27 thomas a->progress_cb, a->progress_arg);
2988 2e1fa222 2020-07-23 stsp } else {
2989 2e1fa222 2020-07-23 stsp err = install_blob(a->worktree, ondisk_path, path2,
2990 3b9f0f87 2020-07-23 stsp mode2, sb.st_mode, blob2, 0, 0, 0, 1, repo,
2991 2e1fa222 2020-07-23 stsp a->progress_cb, a->progress_arg);
2992 2e1fa222 2020-07-23 stsp }
2993 234035bc 2019-06-01 stsp if (err)
2994 234035bc 2019-06-01 stsp goto done;
2995 3969253a 2020-03-07 stsp err = got_fileindex_entry_alloc(&ie, path2);
2996 234035bc 2019-06-01 stsp if (err)
2997 234035bc 2019-06-01 stsp goto done;
2998 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie,
2999 437adc9d 2020-12-10 yzhong a->worktree->root_fd, path2, NULL, NULL, 1);
3000 3969253a 2020-03-07 stsp if (err) {
3001 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
3002 3969253a 2020-03-07 stsp goto done;
3003 3969253a 2020-03-07 stsp }
3004 2b92fad7 2019-06-02 stsp err = got_fileindex_entry_add(a->fileindex, ie);
3005 2b92fad7 2019-06-02 stsp if (err) {
3006 2b92fad7 2019-06-02 stsp got_fileindex_entry_free(ie);
3007 2b92fad7 2019-06-02 stsp goto done;
3008 2b92fad7 2019-06-02 stsp }
3009 2e1fa222 2020-07-23 stsp if (is_bad_symlink) {
3010 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
3011 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
3012 2e1fa222 2020-07-23 stsp }
3013 234035bc 2019-06-01 stsp }
3014 234035bc 2019-06-01 stsp }
3015 234035bc 2019-06-01 stsp done:
3016 1af628f4 2021-06-03 stsp if (f_orig && fclose(f_orig) == EOF && err == NULL)
3017 1af628f4 2021-06-03 stsp err = got_error_from_errno("fclose");
3018 1af628f4 2021-06-03 stsp if (f_deriv && fclose(f_deriv) == EOF && err == NULL)
3019 1af628f4 2021-06-03 stsp err = got_error_from_errno("fclose");
3020 1af628f4 2021-06-03 stsp if (f_deriv2 && fclose(f_deriv2) == EOF && err == NULL)
3021 1af628f4 2021-06-03 stsp err = got_error_from_errno("fclose");
3022 1af628f4 2021-06-03 stsp free(id_str);
3023 54d5be07 2021-06-03 stsp free(label_deriv2);
3024 234035bc 2019-06-01 stsp free(ondisk_path);
3025 234035bc 2019-06-01 stsp return err;
3026 234035bc 2019-06-01 stsp }
3027 234035bc 2019-06-01 stsp
3028 69de9dd4 2021-09-03 stsp static const struct got_error *
3029 69de9dd4 2021-09-03 stsp check_mixed_commits(void *arg, struct got_fileindex_entry *ie)
3030 69de9dd4 2021-09-03 stsp {
3031 69de9dd4 2021-09-03 stsp struct got_worktree *worktree = arg;
3032 69de9dd4 2021-09-03 stsp
3033 abc59930 2021-09-05 naddy /* Reject merges into a work tree with mixed base commits. */
3034 abc59930 2021-09-05 naddy if (got_fileindex_entry_has_commit(ie) &&
3035 69de9dd4 2021-09-03 stsp memcmp(ie->commit_sha1, worktree->base_commit_id->sha1,
3036 69de9dd4 2021-09-03 stsp SHA1_DIGEST_LENGTH) != 0)
3037 abc59930 2021-09-05 naddy return got_error(GOT_ERR_MIXED_COMMITS);
3038 69de9dd4 2021-09-03 stsp
3039 69de9dd4 2021-09-03 stsp return NULL;
3040 69de9dd4 2021-09-03 stsp }
3041 69de9dd4 2021-09-03 stsp
3042 69de9dd4 2021-09-03 stsp struct check_merge_conflicts_arg {
3043 234035bc 2019-06-01 stsp struct got_worktree *worktree;
3044 69de9dd4 2021-09-03 stsp struct got_fileindex *fileindex;
3045 234035bc 2019-06-01 stsp struct got_repository *repo;
3046 234035bc 2019-06-01 stsp };
3047 234035bc 2019-06-01 stsp
3048 234035bc 2019-06-01 stsp static const struct got_error *
3049 69de9dd4 2021-09-03 stsp check_merge_conflicts(void *arg, struct got_blob_object *blob1,
3050 69de9dd4 2021-09-03 stsp struct got_blob_object *blob2, struct got_object_id *id1,
3051 69de9dd4 2021-09-03 stsp struct got_object_id *id2, const char *path1, const char *path2,
3052 69de9dd4 2021-09-03 stsp mode_t mode1, mode_t mode2, struct got_repository *repo)
3053 234035bc 2019-06-01 stsp {
3054 234035bc 2019-06-01 stsp const struct got_error *err = NULL;
3055 69de9dd4 2021-09-03 stsp struct check_merge_conflicts_arg *a = arg;
3056 234035bc 2019-06-01 stsp unsigned char status;
3057 234035bc 2019-06-01 stsp struct stat sb;
3058 69de9dd4 2021-09-03 stsp struct got_fileindex_entry *ie;
3059 69de9dd4 2021-09-03 stsp const char *path = path2 ? path2 : path1;
3060 69de9dd4 2021-09-03 stsp struct got_object_id *id = id2 ? id2 : id1;
3061 234035bc 2019-06-01 stsp char *ondisk_path;
3062 234035bc 2019-06-01 stsp
3063 69de9dd4 2021-09-03 stsp if (id == NULL)
3064 69de9dd4 2021-09-03 stsp return NULL;
3065 234035bc 2019-06-01 stsp
3066 69de9dd4 2021-09-03 stsp ie = got_fileindex_entry_get(a->fileindex, path, strlen(path));
3067 69de9dd4 2021-09-03 stsp if (ie == NULL)
3068 69de9dd4 2021-09-03 stsp return NULL;
3069 69de9dd4 2021-09-03 stsp
3070 234035bc 2019-06-01 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path, ie->path)
3071 234035bc 2019-06-01 stsp == -1)
3072 234035bc 2019-06-01 stsp return got_error_from_errno("asprintf");
3073 234035bc 2019-06-01 stsp
3074 234035bc 2019-06-01 stsp /* Reject merges into a work tree with conflicted files. */
3075 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL, a->repo);
3076 5546d466 2021-09-02 stsp free(ondisk_path);
3077 234035bc 2019-06-01 stsp if (err)
3078 234035bc 2019-06-01 stsp return err;
3079 234035bc 2019-06-01 stsp if (status == GOT_STATUS_CONFLICT)
3080 234035bc 2019-06-01 stsp return got_error(GOT_ERR_CONFLICTS);
3081 234035bc 2019-06-01 stsp
3082 234035bc 2019-06-01 stsp return NULL;
3083 234035bc 2019-06-01 stsp }
3084 234035bc 2019-06-01 stsp
3085 818c7501 2019-07-11 stsp static const struct got_error *
3086 818c7501 2019-07-11 stsp merge_files(struct got_worktree *worktree, struct got_fileindex *fileindex,
3087 818c7501 2019-07-11 stsp const char *fileindex_path, struct got_object_id *commit_id1,
3088 818c7501 2019-07-11 stsp struct got_object_id *commit_id2, struct got_repository *repo,
3089 818c7501 2019-07-11 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
3090 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
3091 234035bc 2019-06-01 stsp {
3092 818c7501 2019-07-11 stsp const struct got_error *err = NULL, *sync_err;
3093 234035bc 2019-06-01 stsp struct got_object_id *tree_id1 = NULL, *tree_id2 = NULL;
3094 234035bc 2019-06-01 stsp struct got_tree_object *tree1 = NULL, *tree2 = NULL;
3095 69de9dd4 2021-09-03 stsp struct check_merge_conflicts_arg cmc_arg;
3096 234035bc 2019-06-01 stsp struct merge_file_cb_arg arg;
3097 f69721c3 2019-10-21 stsp char *label_orig = NULL;
3098 234035bc 2019-06-01 stsp
3099 03415a1a 2019-06-02 stsp if (commit_id1) {
3100 03415a1a 2019-06-02 stsp err = got_object_id_by_path(&tree_id1, repo, commit_id1,
3101 03415a1a 2019-06-02 stsp worktree->path_prefix);
3102 69d57f3d 2020-07-31 stsp if (err && err->code != GOT_ERR_NO_TREE_ENTRY)
3103 03415a1a 2019-06-02 stsp goto done;
3104 69d57f3d 2020-07-31 stsp }
3105 69d57f3d 2020-07-31 stsp if (tree_id1) {
3106 69d57f3d 2020-07-31 stsp char *id_str;
3107 03415a1a 2019-06-02 stsp
3108 03415a1a 2019-06-02 stsp err = got_object_open_as_tree(&tree1, repo, tree_id1);
3109 03415a1a 2019-06-02 stsp if (err)
3110 03415a1a 2019-06-02 stsp goto done;
3111 f69721c3 2019-10-21 stsp
3112 f69721c3 2019-10-21 stsp err = got_object_id_str(&id_str, commit_id1);
3113 f69721c3 2019-10-21 stsp if (err)
3114 f69721c3 2019-10-21 stsp goto done;
3115 f69721c3 2019-10-21 stsp
3116 f69721c3 2019-10-21 stsp if (asprintf(&label_orig, "%s: commit %s",
3117 f69721c3 2019-10-21 stsp GOT_MERGE_LABEL_BASE, id_str) == -1) {
3118 f69721c3 2019-10-21 stsp err = got_error_from_errno("asprintf");
3119 f69721c3 2019-10-21 stsp free(id_str);
3120 f69721c3 2019-10-21 stsp goto done;
3121 f69721c3 2019-10-21 stsp }
3122 f69721c3 2019-10-21 stsp free(id_str);
3123 03415a1a 2019-06-02 stsp }
3124 234035bc 2019-06-01 stsp
3125 234035bc 2019-06-01 stsp err = got_object_id_by_path(&tree_id2, repo, commit_id2,
3126 234035bc 2019-06-01 stsp worktree->path_prefix);
3127 234035bc 2019-06-01 stsp if (err)
3128 234035bc 2019-06-01 stsp goto done;
3129 234035bc 2019-06-01 stsp
3130 234035bc 2019-06-01 stsp err = got_object_open_as_tree(&tree2, repo, tree_id2);
3131 234035bc 2019-06-01 stsp if (err)
3132 234035bc 2019-06-01 stsp goto done;
3133 234035bc 2019-06-01 stsp
3134 69de9dd4 2021-09-03 stsp cmc_arg.worktree = worktree;
3135 69de9dd4 2021-09-03 stsp cmc_arg.fileindex = fileindex;
3136 69de9dd4 2021-09-03 stsp cmc_arg.repo = repo;
3137 69de9dd4 2021-09-03 stsp err = got_diff_tree(tree1, tree2, "", "", repo,
3138 69de9dd4 2021-09-03 stsp check_merge_conflicts, &cmc_arg, 0);
3139 69de9dd4 2021-09-03 stsp if (err)
3140 69de9dd4 2021-09-03 stsp goto done;
3141 69de9dd4 2021-09-03 stsp
3142 234035bc 2019-06-01 stsp arg.worktree = worktree;
3143 234035bc 2019-06-01 stsp arg.fileindex = fileindex;
3144 234035bc 2019-06-01 stsp arg.progress_cb = progress_cb;
3145 234035bc 2019-06-01 stsp arg.progress_arg = progress_arg;
3146 234035bc 2019-06-01 stsp arg.cancel_cb = cancel_cb;
3147 234035bc 2019-06-01 stsp arg.cancel_arg = cancel_arg;
3148 f69721c3 2019-10-21 stsp arg.label_orig = label_orig;
3149 818c7501 2019-07-11 stsp arg.commit_id2 = commit_id2;
3150 ace90326 2021-09-27 thomas arg.allow_bad_symlinks = 1; /* preserve bad symlinks across merges */
3151 31b4484f 2019-07-27 stsp err = got_diff_tree(tree1, tree2, "", "", repo, merge_file_cb, &arg, 1);
3152 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
3153 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
3154 af12c6b9 2019-06-04 stsp err = sync_err;
3155 234035bc 2019-06-01 stsp done:
3156 234035bc 2019-06-01 stsp if (tree1)
3157 234035bc 2019-06-01 stsp got_object_tree_close(tree1);
3158 234035bc 2019-06-01 stsp if (tree2)
3159 234035bc 2019-06-01 stsp got_object_tree_close(tree2);
3160 f69721c3 2019-10-21 stsp free(label_orig);
3161 818c7501 2019-07-11 stsp return err;
3162 818c7501 2019-07-11 stsp }
3163 234035bc 2019-06-01 stsp
3164 818c7501 2019-07-11 stsp const struct got_error *
3165 818c7501 2019-07-11 stsp got_worktree_merge_files(struct got_worktree *worktree,
3166 818c7501 2019-07-11 stsp struct got_object_id *commit_id1, struct got_object_id *commit_id2,
3167 818c7501 2019-07-11 stsp struct got_repository *repo, got_worktree_checkout_cb progress_cb,
3168 e6209546 2019-08-22 stsp void *progress_arg, got_cancel_cb cancel_cb, void *cancel_arg)
3169 818c7501 2019-07-11 stsp {
3170 818c7501 2019-07-11 stsp const struct got_error *err, *unlockerr;
3171 818c7501 2019-07-11 stsp char *fileindex_path = NULL;
3172 818c7501 2019-07-11 stsp struct got_fileindex *fileindex = NULL;
3173 818c7501 2019-07-11 stsp
3174 818c7501 2019-07-11 stsp err = lock_worktree(worktree, LOCK_EX);
3175 818c7501 2019-07-11 stsp if (err)
3176 818c7501 2019-07-11 stsp return err;
3177 818c7501 2019-07-11 stsp
3178 818c7501 2019-07-11 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
3179 818c7501 2019-07-11 stsp if (err)
3180 818c7501 2019-07-11 stsp goto done;
3181 818c7501 2019-07-11 stsp
3182 69de9dd4 2021-09-03 stsp err = got_fileindex_for_each_entry_safe(fileindex, check_mixed_commits,
3183 69de9dd4 2021-09-03 stsp worktree);
3184 818c7501 2019-07-11 stsp if (err)
3185 818c7501 2019-07-11 stsp goto done;
3186 818c7501 2019-07-11 stsp
3187 818c7501 2019-07-11 stsp err = merge_files(worktree, fileindex, fileindex_path, commit_id1,
3188 10604dce 2021-09-24 thomas commit_id2, repo, progress_cb, progress_arg,
3189 10604dce 2021-09-24 thomas cancel_cb, cancel_arg);
3190 818c7501 2019-07-11 stsp done:
3191 818c7501 2019-07-11 stsp if (fileindex)
3192 818c7501 2019-07-11 stsp got_fileindex_free(fileindex);
3193 818c7501 2019-07-11 stsp free(fileindex_path);
3194 234035bc 2019-06-01 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
3195 234035bc 2019-06-01 stsp if (unlockerr && err == NULL)
3196 234035bc 2019-06-01 stsp err = unlockerr;
3197 234035bc 2019-06-01 stsp return err;
3198 234035bc 2019-06-01 stsp }
3199 234035bc 2019-06-01 stsp
3200 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg {
3201 f8d1f275 2019-02-04 stsp struct got_fileindex *fileindex;
3202 f8d1f275 2019-02-04 stsp struct got_worktree *worktree;
3203 927df6b7 2019-02-10 stsp const char *status_path;
3204 927df6b7 2019-02-10 stsp size_t status_path_len;
3205 f8d1f275 2019-02-04 stsp struct got_repository *repo;
3206 f8d1f275 2019-02-04 stsp got_worktree_status_cb status_cb;
3207 f8d1f275 2019-02-04 stsp void *status_arg;
3208 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb;
3209 f8d1f275 2019-02-04 stsp void *cancel_arg;
3210 6841da00 2019-08-08 stsp /* A pathlist containing per-directory pathlists of ignore patterns. */
3211 ff56836b 2021-07-08 stsp struct got_pathlist_head *ignores;
3212 f2a9dc41 2019-12-13 tracey int report_unchanged;
3213 3143d852 2020-06-25 stsp int no_ignores;
3214 f8d1f275 2019-02-04 stsp };
3215 88d0e355 2019-08-03 stsp
3216 f8d1f275 2019-02-04 stsp static const struct got_error *
3217 927df6b7 2019-02-10 stsp report_file_status(struct got_fileindex_entry *ie, const char *abspath,
3218 7f91a133 2019-12-13 stsp int dirfd, const char *de_name,
3219 927df6b7 2019-02-10 stsp got_worktree_status_cb status_cb, void *status_arg,
3220 f2a9dc41 2019-12-13 tracey struct got_repository *repo, int report_unchanged)
3221 927df6b7 2019-02-10 stsp {
3222 927df6b7 2019-02-10 stsp const struct got_error *err = NULL;
3223 927df6b7 2019-02-10 stsp unsigned char status = GOT_STATUS_NO_CHANGE;
3224 c363b2c1 2019-08-03 stsp unsigned char staged_status = get_staged_status(ie);
3225 927df6b7 2019-02-10 stsp struct stat sb;
3226 537ac44b 2019-08-03 stsp struct got_object_id blob_id, commit_id, staged_blob_id;
3227 98eaaa12 2019-08-03 stsp struct got_object_id *blob_idp = NULL, *commit_idp = NULL;
3228 98eaaa12 2019-08-03 stsp struct got_object_id *staged_blob_idp = NULL;
3229 927df6b7 2019-02-10 stsp
3230 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, abspath, dirfd, de_name, repo);
3231 98eaaa12 2019-08-03 stsp if (err)
3232 98eaaa12 2019-08-03 stsp return err;
3233 98eaaa12 2019-08-03 stsp
3234 98eaaa12 2019-08-03 stsp if (status == GOT_STATUS_NO_CHANGE &&
3235 f2a9dc41 2019-12-13 tracey staged_status == GOT_STATUS_NO_CHANGE && !report_unchanged)
3236 98eaaa12 2019-08-03 stsp return NULL;
3237 98eaaa12 2019-08-03 stsp
3238 98eaaa12 2019-08-03 stsp if (got_fileindex_entry_has_blob(ie)) {
3239 016a88dd 2019-05-13 stsp memcpy(blob_id.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
3240 98eaaa12 2019-08-03 stsp blob_idp = &blob_id;
3241 98eaaa12 2019-08-03 stsp }
3242 98eaaa12 2019-08-03 stsp if (got_fileindex_entry_has_commit(ie)) {
3243 016a88dd 2019-05-13 stsp memcpy(commit_id.sha1, ie->commit_sha1, SHA1_DIGEST_LENGTH);
3244 98eaaa12 2019-08-03 stsp commit_idp = &commit_id;
3245 927df6b7 2019-02-10 stsp }
3246 98eaaa12 2019-08-03 stsp if (staged_status == GOT_STATUS_ADD ||
3247 98eaaa12 2019-08-03 stsp staged_status == GOT_STATUS_MODIFY) {
3248 98eaaa12 2019-08-03 stsp memcpy(staged_blob_id.sha1, ie->staged_blob_sha1,
3249 98eaaa12 2019-08-03 stsp SHA1_DIGEST_LENGTH);
3250 98eaaa12 2019-08-03 stsp staged_blob_idp = &staged_blob_id;
3251 98eaaa12 2019-08-03 stsp }
3252 98eaaa12 2019-08-03 stsp
3253 98eaaa12 2019-08-03 stsp return (*status_cb)(status_arg, status, staged_status,
3254 12463d8b 2019-12-13 stsp ie->path, blob_idp, staged_blob_idp, commit_idp, dirfd, de_name);
3255 927df6b7 2019-02-10 stsp }
3256 927df6b7 2019-02-10 stsp
3257 927df6b7 2019-02-10 stsp static const struct got_error *
3258 f8d1f275 2019-02-04 stsp status_old_new(void *arg, struct got_fileindex_entry *ie,
3259 7f91a133 2019-12-13 stsp struct dirent *de, const char *parent_path, int dirfd)
3260 f8d1f275 2019-02-04 stsp {
3261 f8d1f275 2019-02-04 stsp const struct got_error *err = NULL;
3262 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg *a = arg;
3263 f8d1f275 2019-02-04 stsp char *abspath;
3264 f8d1f275 2019-02-04 stsp
3265 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
3266 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
3267 0584f854 2019-04-06 stsp
3268 d572f586 2019-08-02 stsp if (got_path_cmp(parent_path, a->status_path,
3269 d572f586 2019-08-02 stsp strlen(parent_path), a->status_path_len) != 0 &&
3270 927df6b7 2019-02-10 stsp !got_path_is_child(parent_path, a->status_path, a->status_path_len))
3271 927df6b7 2019-02-10 stsp return NULL;
3272 927df6b7 2019-02-10 stsp
3273 f8d1f275 2019-02-04 stsp if (parent_path[0]) {
3274 f8d1f275 2019-02-04 stsp if (asprintf(&abspath, "%s/%s/%s", a->worktree->root_path,
3275 f8d1f275 2019-02-04 stsp parent_path, de->d_name) == -1)
3276 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
3277 f8d1f275 2019-02-04 stsp } else {
3278 f8d1f275 2019-02-04 stsp if (asprintf(&abspath, "%s/%s", a->worktree->root_path,
3279 f8d1f275 2019-02-04 stsp de->d_name) == -1)
3280 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
3281 f8d1f275 2019-02-04 stsp }
3282 f8d1f275 2019-02-04 stsp
3283 7f91a133 2019-12-13 stsp err = report_file_status(ie, abspath, dirfd, de->d_name,
3284 7f91a133 2019-12-13 stsp a->status_cb, a->status_arg, a->repo, a->report_unchanged);
3285 f8d1f275 2019-02-04 stsp free(abspath);
3286 9d31a1d8 2018-03-11 stsp return err;
3287 9d31a1d8 2018-03-11 stsp }
3288 f8d1f275 2019-02-04 stsp
3289 f8d1f275 2019-02-04 stsp static const struct got_error *
3290 f8d1f275 2019-02-04 stsp status_old(void *arg, struct got_fileindex_entry *ie, const char *parent_path)
3291 f8d1f275 2019-02-04 stsp {
3292 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg *a = arg;
3293 016a88dd 2019-05-13 stsp struct got_object_id blob_id, commit_id;
3294 2ec1f75b 2019-03-26 stsp unsigned char status;
3295 927df6b7 2019-02-10 stsp
3296 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
3297 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
3298 0584f854 2019-04-06 stsp
3299 c577a9ce 2019-07-27 stsp if (!got_path_is_child(ie->path, a->status_path, a->status_path_len))
3300 927df6b7 2019-02-10 stsp return NULL;
3301 927df6b7 2019-02-10 stsp
3302 016a88dd 2019-05-13 stsp memcpy(blob_id.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
3303 016a88dd 2019-05-13 stsp memcpy(commit_id.sha1, ie->commit_sha1, SHA1_DIGEST_LENGTH);
3304 2ec1f75b 2019-03-26 stsp if (got_fileindex_entry_has_file_on_disk(ie))
3305 2ec1f75b 2019-03-26 stsp status = GOT_STATUS_MISSING;
3306 2ec1f75b 2019-03-26 stsp else
3307 2ec1f75b 2019-03-26 stsp status = GOT_STATUS_DELETE;
3308 88d0e355 2019-08-03 stsp return (*a->status_cb)(a->status_arg, status, get_staged_status(ie),
3309 12463d8b 2019-12-13 stsp ie->path, &blob_id, NULL, &commit_id, -1, NULL);
3310 6841da00 2019-08-08 stsp }
3311 6841da00 2019-08-08 stsp
3312 6841da00 2019-08-08 stsp void
3313 6841da00 2019-08-08 stsp free_ignorelist(struct got_pathlist_head *ignorelist)
3314 6841da00 2019-08-08 stsp {
3315 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe;
3316 6841da00 2019-08-08 stsp
3317 6841da00 2019-08-08 stsp TAILQ_FOREACH(pe, ignorelist, entry)
3318 6841da00 2019-08-08 stsp free((char *)pe->path);
3319 6841da00 2019-08-08 stsp got_pathlist_free(ignorelist);
3320 6841da00 2019-08-08 stsp }
3321 6841da00 2019-08-08 stsp
3322 6841da00 2019-08-08 stsp void
3323 6841da00 2019-08-08 stsp free_ignores(struct got_pathlist_head *ignores)
3324 6841da00 2019-08-08 stsp {
3325 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe;
3326 6841da00 2019-08-08 stsp
3327 6841da00 2019-08-08 stsp TAILQ_FOREACH(pe, ignores, entry) {
3328 6841da00 2019-08-08 stsp struct got_pathlist_head *ignorelist = pe->data;
3329 6841da00 2019-08-08 stsp free_ignorelist(ignorelist);
3330 6841da00 2019-08-08 stsp free((char *)pe->path);
3331 6841da00 2019-08-08 stsp }
3332 6841da00 2019-08-08 stsp got_pathlist_free(ignores);
3333 6841da00 2019-08-08 stsp }
3334 6841da00 2019-08-08 stsp
3335 6841da00 2019-08-08 stsp static const struct got_error *
3336 6841da00 2019-08-08 stsp read_ignores(struct got_pathlist_head *ignores, const char *path, FILE *f)
3337 6841da00 2019-08-08 stsp {
3338 6841da00 2019-08-08 stsp const struct got_error *err = NULL;
3339 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe = NULL;
3340 6841da00 2019-08-08 stsp struct got_pathlist_head *ignorelist;
3341 a0de39f3 2019-08-09 stsp char *line = NULL, *pattern, *dirpath = NULL;
3342 6841da00 2019-08-08 stsp size_t linesize = 0;
3343 6841da00 2019-08-08 stsp ssize_t linelen;
3344 6841da00 2019-08-08 stsp
3345 6841da00 2019-08-08 stsp ignorelist = calloc(1, sizeof(*ignorelist));
3346 6841da00 2019-08-08 stsp if (ignorelist == NULL)
3347 6841da00 2019-08-08 stsp return got_error_from_errno("calloc");
3348 6841da00 2019-08-08 stsp TAILQ_INIT(ignorelist);
3349 6841da00 2019-08-08 stsp
3350 6841da00 2019-08-08 stsp while ((linelen = getline(&line, &linesize, f)) != -1) {
3351 6841da00 2019-08-08 stsp if (linelen > 0 && line[linelen - 1] == '\n')
3352 6841da00 2019-08-08 stsp line[linelen - 1] = '\0';
3353 bd8de430 2019-10-04 stsp
3354 bd8de430 2019-10-04 stsp /* Git's ignores may contain comments. */
3355 bd8de430 2019-10-04 stsp if (line[0] == '#')
3356 bd8de430 2019-10-04 stsp continue;
3357 bd8de430 2019-10-04 stsp
3358 bd8de430 2019-10-04 stsp /* Git's negated patterns are not (yet?) supported. */
3359 bd8de430 2019-10-04 stsp if (line[0] == '!')
3360 bd8de430 2019-10-04 stsp continue;
3361 bd8de430 2019-10-04 stsp
3362 6841da00 2019-08-08 stsp if (asprintf(&pattern, "%s%s%s", path, path[0] ? "/" : "",
3363 6841da00 2019-08-08 stsp line) == -1) {
3364 6841da00 2019-08-08 stsp err = got_error_from_errno("asprintf");
3365 6841da00 2019-08-08 stsp goto done;
3366 6841da00 2019-08-08 stsp }
3367 6841da00 2019-08-08 stsp err = got_pathlist_insert(NULL, ignorelist, pattern, NULL);
3368 6841da00 2019-08-08 stsp if (err)
3369 6841da00 2019-08-08 stsp goto done;
3370 6841da00 2019-08-08 stsp }
3371 6841da00 2019-08-08 stsp if (ferror(f)) {
3372 6841da00 2019-08-08 stsp err = got_error_from_errno("getline");
3373 6841da00 2019-08-08 stsp goto done;
3374 6841da00 2019-08-08 stsp }
3375 6841da00 2019-08-08 stsp
3376 6841da00 2019-08-08 stsp dirpath = strdup(path);
3377 6841da00 2019-08-08 stsp if (dirpath == NULL) {
3378 6841da00 2019-08-08 stsp err = got_error_from_errno("strdup");
3379 6841da00 2019-08-08 stsp goto done;
3380 6841da00 2019-08-08 stsp }
3381 6841da00 2019-08-08 stsp err = got_pathlist_insert(&pe, ignores, dirpath, ignorelist);
3382 6841da00 2019-08-08 stsp done:
3383 6841da00 2019-08-08 stsp free(line);
3384 6841da00 2019-08-08 stsp if (err || pe == NULL) {
3385 6841da00 2019-08-08 stsp free(dirpath);
3386 6841da00 2019-08-08 stsp free_ignorelist(ignorelist);
3387 6841da00 2019-08-08 stsp }
3388 6841da00 2019-08-08 stsp return err;
3389 6841da00 2019-08-08 stsp }
3390 6841da00 2019-08-08 stsp
3391 6841da00 2019-08-08 stsp int
3392 6841da00 2019-08-08 stsp match_ignores(struct got_pathlist_head *ignores, const char *path)
3393 6841da00 2019-08-08 stsp {
3394 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe;
3395 bd8de430 2019-10-04 stsp
3396 bd8de430 2019-10-04 stsp /* Handle patterns which match in all directories. */
3397 bd8de430 2019-10-04 stsp TAILQ_FOREACH(pe, ignores, entry) {
3398 bd8de430 2019-10-04 stsp struct got_pathlist_head *ignorelist = pe->data;
3399 bd8de430 2019-10-04 stsp struct got_pathlist_entry *pi;
3400 bd8de430 2019-10-04 stsp
3401 bd8de430 2019-10-04 stsp TAILQ_FOREACH(pi, ignorelist, entry) {
3402 bd8de430 2019-10-04 stsp const char *p, *pattern = pi->path;
3403 6841da00 2019-08-08 stsp
3404 bd8de430 2019-10-04 stsp if (strncmp(pattern, "**/", 3) != 0)
3405 bd8de430 2019-10-04 stsp continue;
3406 bd8de430 2019-10-04 stsp pattern += 3;
3407 bd8de430 2019-10-04 stsp p = path;
3408 bd8de430 2019-10-04 stsp while (*p) {
3409 bd8de430 2019-10-04 stsp if (fnmatch(pattern, p,
3410 bd8de430 2019-10-04 stsp FNM_PATHNAME | FNM_LEADING_DIR)) {
3411 bd8de430 2019-10-04 stsp /* Retry in next directory. */
3412 bd8de430 2019-10-04 stsp while (*p && *p != '/')
3413 bd8de430 2019-10-04 stsp p++;
3414 bd8de430 2019-10-04 stsp while (*p == '/')
3415 bd8de430 2019-10-04 stsp p++;
3416 bd8de430 2019-10-04 stsp continue;
3417 bd8de430 2019-10-04 stsp }
3418 bd8de430 2019-10-04 stsp return 1;
3419 bd8de430 2019-10-04 stsp }
3420 bd8de430 2019-10-04 stsp }
3421 bd8de430 2019-10-04 stsp }
3422 bd8de430 2019-10-04 stsp
3423 6841da00 2019-08-08 stsp /*
3424 6841da00 2019-08-08 stsp * The ignores pathlist contains ignore lists from children before
3425 6841da00 2019-08-08 stsp * parents, so we can find the most specific ignorelist by walking
3426 6841da00 2019-08-08 stsp * ignores backwards.
3427 6841da00 2019-08-08 stsp */
3428 6841da00 2019-08-08 stsp pe = TAILQ_LAST(ignores, got_pathlist_head);
3429 6841da00 2019-08-08 stsp while (pe) {
3430 6841da00 2019-08-08 stsp if (got_path_is_child(path, pe->path, pe->path_len)) {
3431 6841da00 2019-08-08 stsp struct got_pathlist_head *ignorelist = pe->data;
3432 6841da00 2019-08-08 stsp struct got_pathlist_entry *pi;
3433 6841da00 2019-08-08 stsp TAILQ_FOREACH(pi, ignorelist, entry) {
3434 bd8de430 2019-10-04 stsp const char *pattern = pi->path;
3435 bd8de430 2019-10-04 stsp int flags = FNM_LEADING_DIR;
3436 bd8de430 2019-10-04 stsp if (strstr(pattern, "/**/") == NULL)
3437 bd8de430 2019-10-04 stsp flags |= FNM_PATHNAME;
3438 bd8de430 2019-10-04 stsp if (fnmatch(pattern, path, flags))
3439 6841da00 2019-08-08 stsp continue;
3440 6841da00 2019-08-08 stsp return 1;
3441 6841da00 2019-08-08 stsp }
3442 6841da00 2019-08-08 stsp }
3443 6841da00 2019-08-08 stsp pe = TAILQ_PREV(pe, got_pathlist_head, entry);
3444 6841da00 2019-08-08 stsp }
3445 6841da00 2019-08-08 stsp
3446 6841da00 2019-08-08 stsp return 0;
3447 6841da00 2019-08-08 stsp }
3448 6841da00 2019-08-08 stsp
3449 6841da00 2019-08-08 stsp static const struct got_error *
3450 b80270a7 2019-08-08 stsp add_ignores(struct got_pathlist_head *ignores, const char *root_path,
3451 886cec17 2019-12-15 stsp const char *path, int dirfd, const char *ignores_filename)
3452 6841da00 2019-08-08 stsp {
3453 6841da00 2019-08-08 stsp const struct got_error *err = NULL;
3454 6841da00 2019-08-08 stsp char *ignorespath;
3455 886cec17 2019-12-15 stsp int fd = -1;
3456 6841da00 2019-08-08 stsp FILE *ignoresfile = NULL;
3457 6841da00 2019-08-08 stsp
3458 bd8de430 2019-10-04 stsp if (asprintf(&ignorespath, "%s/%s%s%s", root_path, path,
3459 bd8de430 2019-10-04 stsp path[0] ? "/" : "", ignores_filename) == -1)
3460 6841da00 2019-08-08 stsp return got_error_from_errno("asprintf");
3461 6841da00 2019-08-08 stsp
3462 886cec17 2019-12-15 stsp if (dirfd != -1) {
3463 fc63f50d 2021-12-31 thomas fd = openat(dirfd, ignores_filename,
3464 fc63f50d 2021-12-31 thomas O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
3465 886cec17 2019-12-15 stsp if (fd == -1) {
3466 886cec17 2019-12-15 stsp if (errno != ENOENT && errno != EACCES)
3467 886cec17 2019-12-15 stsp err = got_error_from_errno2("openat",
3468 886cec17 2019-12-15 stsp ignorespath);
3469 886cec17 2019-12-15 stsp } else {
3470 886cec17 2019-12-15 stsp ignoresfile = fdopen(fd, "r");
3471 886cec17 2019-12-15 stsp if (ignoresfile == NULL)
3472 886cec17 2019-12-15 stsp err = got_error_from_errno2("fdopen",
3473 886cec17 2019-12-15 stsp ignorespath);
3474 886cec17 2019-12-15 stsp else {
3475 886cec17 2019-12-15 stsp fd = -1;
3476 886cec17 2019-12-15 stsp err = read_ignores(ignores, path, ignoresfile);
3477 886cec17 2019-12-15 stsp }
3478 886cec17 2019-12-15 stsp }
3479 886cec17 2019-12-15 stsp } else {
3480 c56c5d8a 2021-12-31 thomas ignoresfile = fopen(ignorespath, "re");
3481 886cec17 2019-12-15 stsp if (ignoresfile == NULL) {
3482 886cec17 2019-12-15 stsp if (errno != ENOENT && errno != EACCES)
3483 886cec17 2019-12-15 stsp err = got_error_from_errno2("fopen",
3484 886cec17 2019-12-15 stsp ignorespath);
3485 886cec17 2019-12-15 stsp } else
3486 886cec17 2019-12-15 stsp err = read_ignores(ignores, path, ignoresfile);
3487 886cec17 2019-12-15 stsp }
3488 6841da00 2019-08-08 stsp
3489 6841da00 2019-08-08 stsp if (ignoresfile && fclose(ignoresfile) == EOF && err == NULL)
3490 4e68cba3 2019-11-23 stsp err = got_error_from_errno2("fclose", path);
3491 886cec17 2019-12-15 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
3492 886cec17 2019-12-15 stsp err = got_error_from_errno2("close", path);
3493 6841da00 2019-08-08 stsp free(ignorespath);
3494 6841da00 2019-08-08 stsp return err;
3495 f8d1f275 2019-02-04 stsp }
3496 f8d1f275 2019-02-04 stsp
3497 f8d1f275 2019-02-04 stsp static const struct got_error *
3498 6092c299 2021-10-04 thomas status_new(int *ignore, void *arg, struct dirent *de, const char *parent_path,
3499 6092c299 2021-10-04 thomas int dirfd)
3500 f8d1f275 2019-02-04 stsp {
3501 b72f483a 2019-02-05 stsp const struct got_error *err = NULL;
3502 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg *a = arg;
3503 f8d1f275 2019-02-04 stsp char *path = NULL;
3504 6092c299 2021-10-04 thomas
3505 6092c299 2021-10-04 thomas if (ignore != NULL)
3506 6092c299 2021-10-04 thomas *ignore = 0;
3507 f8d1f275 2019-02-04 stsp
3508 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
3509 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
3510 0584f854 2019-04-06 stsp
3511 f8d1f275 2019-02-04 stsp if (parent_path[0]) {
3512 f8d1f275 2019-02-04 stsp if (asprintf(&path, "%s/%s", parent_path, de->d_name) == -1)
3513 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
3514 f8d1f275 2019-02-04 stsp } else {
3515 f8d1f275 2019-02-04 stsp path = de->d_name;
3516 f8d1f275 2019-02-04 stsp }
3517 f8d1f275 2019-02-04 stsp
3518 6092c299 2021-10-04 thomas if (de->d_type == DT_DIR) {
3519 6092c299 2021-10-04 thomas if (!a->no_ignores && ignore != NULL &&
3520 6092c299 2021-10-04 thomas match_ignores(a->ignores, path))
3521 6092c299 2021-10-04 thomas *ignore = 1;
3522 6092c299 2021-10-04 thomas } else if (!match_ignores(a->ignores, path) &&
3523 6092c299 2021-10-04 thomas got_path_is_child(path, a->status_path, a->status_path_len))
3524 c577a9ce 2019-07-27 stsp err = (*a->status_cb)(a->status_arg, GOT_STATUS_UNVERSIONED,
3525 12463d8b 2019-12-13 stsp GOT_STATUS_NO_CHANGE, path, NULL, NULL, NULL, -1, NULL);
3526 f8d1f275 2019-02-04 stsp if (parent_path[0])
3527 f8d1f275 2019-02-04 stsp free(path);
3528 b72f483a 2019-02-05 stsp return err;
3529 f8d1f275 2019-02-04 stsp }
3530 f8d1f275 2019-02-04 stsp
3531 347d1d3e 2019-07-12 stsp static const struct got_error *
3532 3143d852 2020-06-25 stsp status_traverse(void *arg, const char *path, int dirfd)
3533 3143d852 2020-06-25 stsp {
3534 3143d852 2020-06-25 stsp const struct got_error *err = NULL;
3535 3143d852 2020-06-25 stsp struct diff_dir_cb_arg *a = arg;
3536 3143d852 2020-06-25 stsp
3537 3143d852 2020-06-25 stsp if (a->no_ignores)
3538 3143d852 2020-06-25 stsp return NULL;
3539 3143d852 2020-06-25 stsp
3540 ff56836b 2021-07-08 stsp err = add_ignores(a->ignores, a->worktree->root_path,
3541 3143d852 2020-06-25 stsp path, dirfd, ".cvsignore");
3542 3143d852 2020-06-25 stsp if (err)
3543 3143d852 2020-06-25 stsp return err;
3544 3143d852 2020-06-25 stsp
3545 ff56836b 2021-07-08 stsp err = add_ignores(a->ignores, a->worktree->root_path, path,
3546 3143d852 2020-06-25 stsp dirfd, ".gitignore");
3547 3143d852 2020-06-25 stsp
3548 3143d852 2020-06-25 stsp return err;
3549 3143d852 2020-06-25 stsp }
3550 3143d852 2020-06-25 stsp
3551 3143d852 2020-06-25 stsp static const struct got_error *
3552 abb4604f 2019-07-27 stsp report_single_file_status(const char *path, const char *ondisk_path,
3553 ff56836b 2021-07-08 stsp struct got_fileindex *fileindex, got_worktree_status_cb status_cb,
3554 ff56836b 2021-07-08 stsp void *status_arg, struct got_repository *repo, int report_unchanged,
3555 0e33f8e0 2021-09-01 stsp struct got_pathlist_head *ignores, int no_ignores)
3556 abb4604f 2019-07-27 stsp {
3557 abb4604f 2019-07-27 stsp struct got_fileindex_entry *ie;
3558 abb4604f 2019-07-27 stsp struct stat sb;
3559 ff56836b 2021-07-08 stsp
3560 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(fileindex, path, strlen(path));
3561 abb4604f 2019-07-27 stsp if (ie)
3562 7f91a133 2019-12-13 stsp return report_file_status(ie, ondisk_path, -1, NULL,
3563 7f91a133 2019-12-13 stsp status_cb, status_arg, repo, report_unchanged);
3564 abb4604f 2019-07-27 stsp
3565 abb4604f 2019-07-27 stsp if (lstat(ondisk_path, &sb) == -1) {
3566 abb4604f 2019-07-27 stsp if (errno != ENOENT)
3567 abb4604f 2019-07-27 stsp return got_error_from_errno2("lstat", ondisk_path);
3568 2a06fe5f 2019-08-24 stsp return (*status_cb)(status_arg, GOT_STATUS_NONEXISTENT,
3569 12463d8b 2019-12-13 stsp GOT_STATUS_NO_CHANGE, path, NULL, NULL, NULL, -1, NULL);
3570 abb4604f 2019-07-27 stsp }
3571 abb4604f 2019-07-27 stsp
3572 fe1d8685 2022-02-12 thomas if (!no_ignores && match_ignores(ignores, path))
3573 fe1d8685 2022-02-12 thomas return NULL;
3574 fe1d8685 2022-02-12 thomas
3575 00bb5ea0 2020-07-23 stsp if (S_ISREG(sb.st_mode) || S_ISLNK(sb.st_mode))
3576 88d0e355 2019-08-03 stsp return (*status_cb)(status_arg, GOT_STATUS_UNVERSIONED,
3577 12463d8b 2019-12-13 stsp GOT_STATUS_NO_CHANGE, path, NULL, NULL, NULL, -1, NULL);
3578 abb4604f 2019-07-27 stsp
3579 abb4604f 2019-07-27 stsp return NULL;
3580 3143d852 2020-06-25 stsp }
3581 3143d852 2020-06-25 stsp
3582 3143d852 2020-06-25 stsp static const struct got_error *
3583 3143d852 2020-06-25 stsp add_ignores_from_parent_paths(struct got_pathlist_head *ignores,
3584 3143d852 2020-06-25 stsp const char *root_path, const char *path)
3585 3143d852 2020-06-25 stsp {
3586 3143d852 2020-06-25 stsp const struct got_error *err;
3587 b737c85a 2020-06-26 stsp char *parent_path, *next_parent_path = NULL;
3588 3143d852 2020-06-25 stsp
3589 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, "", -1,
3590 3143d852 2020-06-25 stsp ".cvsignore");
3591 3143d852 2020-06-25 stsp if (err)
3592 3143d852 2020-06-25 stsp return err;
3593 3143d852 2020-06-25 stsp
3594 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, "", -1,
3595 3143d852 2020-06-25 stsp ".gitignore");
3596 3143d852 2020-06-25 stsp if (err)
3597 3143d852 2020-06-25 stsp return err;
3598 3143d852 2020-06-25 stsp
3599 3143d852 2020-06-25 stsp err = got_path_dirname(&parent_path, path);
3600 3143d852 2020-06-25 stsp if (err) {
3601 3143d852 2020-06-25 stsp if (err->code == GOT_ERR_BAD_PATH)
3602 3143d852 2020-06-25 stsp return NULL; /* cannot traverse parent */
3603 3143d852 2020-06-25 stsp return err;
3604 3143d852 2020-06-25 stsp }
3605 3143d852 2020-06-25 stsp for (;;) {
3606 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, parent_path, -1,
3607 3143d852 2020-06-25 stsp ".cvsignore");
3608 3143d852 2020-06-25 stsp if (err)
3609 3143d852 2020-06-25 stsp break;
3610 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, parent_path, -1,
3611 3143d852 2020-06-25 stsp ".gitignore");
3612 3143d852 2020-06-25 stsp if (err)
3613 3143d852 2020-06-25 stsp break;
3614 3143d852 2020-06-25 stsp err = got_path_dirname(&next_parent_path, parent_path);
3615 3143d852 2020-06-25 stsp if (err) {
3616 b737c85a 2020-06-26 stsp if (err->code == GOT_ERR_BAD_PATH)
3617 b737c85a 2020-06-26 stsp err = NULL; /* traversed everything */
3618 3143d852 2020-06-25 stsp break;
3619 3143d852 2020-06-25 stsp }
3620 ff56836b 2021-07-08 stsp if (got_path_is_root_dir(parent_path))
3621 ff56836b 2021-07-08 stsp break;
3622 b737c85a 2020-06-26 stsp free(parent_path);
3623 b737c85a 2020-06-26 stsp parent_path = next_parent_path;
3624 b737c85a 2020-06-26 stsp next_parent_path = NULL;
3625 3143d852 2020-06-25 stsp }
3626 3143d852 2020-06-25 stsp
3627 b737c85a 2020-06-26 stsp free(parent_path);
3628 b737c85a 2020-06-26 stsp free(next_parent_path);
3629 3143d852 2020-06-25 stsp return err;
3630 abb4604f 2019-07-27 stsp }
3631 abb4604f 2019-07-27 stsp
3632 abb4604f 2019-07-27 stsp static const struct got_error *
3633 347d1d3e 2019-07-12 stsp worktree_status(struct got_worktree *worktree, const char *path,
3634 347d1d3e 2019-07-12 stsp struct got_fileindex *fileindex, struct got_repository *repo,
3635 347d1d3e 2019-07-12 stsp got_worktree_status_cb status_cb, void *status_arg,
3636 f2a9dc41 2019-12-13 tracey got_cancel_cb cancel_cb, void *cancel_arg, int no_ignores,
3637 f2a9dc41 2019-12-13 tracey int report_unchanged)
3638 f8d1f275 2019-02-04 stsp {
3639 f8d1f275 2019-02-04 stsp const struct got_error *err = NULL;
3640 6fc93f37 2019-12-13 stsp int fd = -1;
3641 d43a8a88 2019-02-05 stsp struct got_fileindex_diff_dir_cb fdiff_cb;
3642 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg arg;
3643 927df6b7 2019-02-10 stsp char *ondisk_path = NULL;
3644 ff56836b 2021-07-08 stsp struct got_pathlist_head ignores;
3645 a78810f8 2022-03-13 thomas struct got_fileindex_entry *ie;
3646 3143d852 2020-06-25 stsp
3647 ff56836b 2021-07-08 stsp TAILQ_INIT(&ignores);
3648 f8d1f275 2019-02-04 stsp
3649 927df6b7 2019-02-10 stsp if (asprintf(&ondisk_path, "%s%s%s",
3650 8dc303cc 2019-07-27 stsp worktree->root_path, path[0] ? "/" : "", path) == -1)
3651 8dc303cc 2019-07-27 stsp return got_error_from_errno("asprintf");
3652 8dc303cc 2019-07-27 stsp
3653 a78810f8 2022-03-13 thomas ie = got_fileindex_entry_get(fileindex, path, strlen(path));
3654 a78810f8 2022-03-13 thomas if (ie) {
3655 a78810f8 2022-03-13 thomas err = report_single_file_status(path, ondisk_path,
3656 a78810f8 2022-03-13 thomas fileindex, status_cb, status_arg, repo,
3657 a78810f8 2022-03-13 thomas report_unchanged, &ignores, no_ignores);
3658 a78810f8 2022-03-13 thomas goto done;
3659 a78810f8 2022-03-13 thomas }
3660 a78810f8 2022-03-13 thomas
3661 06340621 2021-12-31 thomas fd = open(ondisk_path, O_RDONLY | O_NOFOLLOW | O_DIRECTORY | O_CLOEXEC);
3662 6fc93f37 2019-12-13 stsp if (fd == -1) {
3663 00bb5ea0 2020-07-23 stsp if (errno != ENOTDIR && errno != ENOENT && errno != EACCES &&
3664 3dc1dc04 2021-09-27 thomas !got_err_open_nofollow_on_symlink())
3665 6fc93f37 2019-12-13 stsp err = got_error_from_errno2("open", ondisk_path);
3666 ff56836b 2021-07-08 stsp else {
3667 ff56836b 2021-07-08 stsp if (!no_ignores) {
3668 ff56836b 2021-07-08 stsp err = add_ignores_from_parent_paths(&ignores,
3669 ff56836b 2021-07-08 stsp worktree->root_path, ondisk_path);
3670 ff56836b 2021-07-08 stsp if (err)
3671 ff56836b 2021-07-08 stsp goto done;
3672 ff56836b 2021-07-08 stsp }
3673 abb4604f 2019-07-27 stsp err = report_single_file_status(path, ondisk_path,
3674 f2a9dc41 2019-12-13 tracey fileindex, status_cb, status_arg, repo,
3675 0e33f8e0 2021-09-01 stsp report_unchanged, &ignores, no_ignores);
3676 ff56836b 2021-07-08 stsp }
3677 abb4604f 2019-07-27 stsp } else {
3678 abb4604f 2019-07-27 stsp fdiff_cb.diff_old_new = status_old_new;
3679 abb4604f 2019-07-27 stsp fdiff_cb.diff_old = status_old;
3680 abb4604f 2019-07-27 stsp fdiff_cb.diff_new = status_new;
3681 3143d852 2020-06-25 stsp fdiff_cb.diff_traverse = status_traverse;
3682 abb4604f 2019-07-27 stsp arg.fileindex = fileindex;
3683 abb4604f 2019-07-27 stsp arg.worktree = worktree;
3684 abb4604f 2019-07-27 stsp arg.status_path = path;
3685 abb4604f 2019-07-27 stsp arg.status_path_len = strlen(path);
3686 abb4604f 2019-07-27 stsp arg.repo = repo;
3687 abb4604f 2019-07-27 stsp arg.status_cb = status_cb;
3688 abb4604f 2019-07-27 stsp arg.status_arg = status_arg;
3689 abb4604f 2019-07-27 stsp arg.cancel_cb = cancel_cb;
3690 abb4604f 2019-07-27 stsp arg.cancel_arg = cancel_arg;
3691 f2a9dc41 2019-12-13 tracey arg.report_unchanged = report_unchanged;
3692 3143d852 2020-06-25 stsp arg.no_ignores = no_ignores;
3693 022fae89 2019-12-06 tracey if (!no_ignores) {
3694 ff56836b 2021-07-08 stsp err = add_ignores_from_parent_paths(&ignores,
3695 3143d852 2020-06-25 stsp worktree->root_path, path);
3696 3143d852 2020-06-25 stsp if (err)
3697 3143d852 2020-06-25 stsp goto done;
3698 022fae89 2019-12-06 tracey }
3699 ff56836b 2021-07-08 stsp arg.ignores = &ignores;
3700 3143d852 2020-06-25 stsp err = got_fileindex_diff_dir(fileindex, fd,
3701 3143d852 2020-06-25 stsp worktree->root_path, path, repo, &fdiff_cb, &arg);
3702 927df6b7 2019-02-10 stsp }
3703 3143d852 2020-06-25 stsp done:
3704 ff56836b 2021-07-08 stsp free_ignores(&ignores);
3705 08578a35 2021-01-22 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
3706 6fc93f37 2019-12-13 stsp err = got_error_from_errno("close");
3707 927df6b7 2019-02-10 stsp free(ondisk_path);
3708 347d1d3e 2019-07-12 stsp return err;
3709 347d1d3e 2019-07-12 stsp }
3710 347d1d3e 2019-07-12 stsp
3711 347d1d3e 2019-07-12 stsp const struct got_error *
3712 72ea6654 2019-07-27 stsp got_worktree_status(struct got_worktree *worktree,
3713 72ea6654 2019-07-27 stsp struct got_pathlist_head *paths, struct got_repository *repo,
3714 f6343036 2021-06-22 stsp int no_ignores, got_worktree_status_cb status_cb, void *status_arg,
3715 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
3716 347d1d3e 2019-07-12 stsp {
3717 347d1d3e 2019-07-12 stsp const struct got_error *err = NULL;
3718 347d1d3e 2019-07-12 stsp char *fileindex_path = NULL;
3719 347d1d3e 2019-07-12 stsp struct got_fileindex *fileindex = NULL;
3720 72ea6654 2019-07-27 stsp struct got_pathlist_entry *pe;
3721 347d1d3e 2019-07-12 stsp
3722 347d1d3e 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
3723 347d1d3e 2019-07-12 stsp if (err)
3724 347d1d3e 2019-07-12 stsp return err;
3725 347d1d3e 2019-07-12 stsp
3726 72ea6654 2019-07-27 stsp TAILQ_FOREACH(pe, paths, entry) {
3727 72ea6654 2019-07-27 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
3728 f6343036 2021-06-22 stsp status_cb, status_arg, cancel_cb, cancel_arg,
3729 f6343036 2021-06-22 stsp no_ignores, 0);
3730 72ea6654 2019-07-27 stsp if (err)
3731 72ea6654 2019-07-27 stsp break;
3732 72ea6654 2019-07-27 stsp }
3733 f8d1f275 2019-02-04 stsp free(fileindex_path);
3734 f8d1f275 2019-02-04 stsp got_fileindex_free(fileindex);
3735 f8d1f275 2019-02-04 stsp return err;
3736 f8d1f275 2019-02-04 stsp }
3737 6c7ab921 2019-03-18 stsp
3738 6c7ab921 2019-03-18 stsp const struct got_error *
3739 6c7ab921 2019-03-18 stsp got_worktree_resolve_path(char **wt_path, struct got_worktree *worktree,
3740 6c7ab921 2019-03-18 stsp const char *arg)
3741 6c7ab921 2019-03-18 stsp {
3742 6c7ab921 2019-03-18 stsp const struct got_error *err = NULL;
3743 00bb5ea0 2020-07-23 stsp char *resolved = NULL, *cwd = NULL, *path = NULL;
3744 6c7ab921 2019-03-18 stsp size_t len;
3745 00bb5ea0 2020-07-23 stsp struct stat sb;
3746 01740607 2020-11-04 stsp char *abspath = NULL;
3747 01740607 2020-11-04 stsp char canonpath[PATH_MAX];
3748 6c7ab921 2019-03-18 stsp
3749 6c7ab921 2019-03-18 stsp *wt_path = NULL;
3750 6c7ab921 2019-03-18 stsp
3751 00bb5ea0 2020-07-23 stsp cwd = getcwd(NULL, 0);
3752 00bb5ea0 2020-07-23 stsp if (cwd == NULL)
3753 00bb5ea0 2020-07-23 stsp return got_error_from_errno("getcwd");
3754 00bb5ea0 2020-07-23 stsp
3755 00bb5ea0 2020-07-23 stsp if (lstat(arg, &sb) == -1) {
3756 00bb5ea0 2020-07-23 stsp if (errno != ENOENT) {
3757 00bb5ea0 2020-07-23 stsp err = got_error_from_errno2("lstat", arg);
3758 00bb5ea0 2020-07-23 stsp goto done;
3759 00bb5ea0 2020-07-23 stsp }
3760 727173c3 2020-11-06 stsp sb.st_mode = 0;
3761 00bb5ea0 2020-07-23 stsp }
3762 00bb5ea0 2020-07-23 stsp if (S_ISLNK(sb.st_mode)) {
3763 00bb5ea0 2020-07-23 stsp /*
3764 00bb5ea0 2020-07-23 stsp * We cannot use realpath(3) with symlinks since we want to
3765 00bb5ea0 2020-07-23 stsp * operate on the symlink itself.
3766 00bb5ea0 2020-07-23 stsp * But we can make the path absolute, assuming it is relative
3767 00bb5ea0 2020-07-23 stsp * to the current working directory, and then canonicalize it.
3768 00bb5ea0 2020-07-23 stsp */
3769 00bb5ea0 2020-07-23 stsp if (!got_path_is_absolute(arg)) {
3770 00bb5ea0 2020-07-23 stsp if (asprintf(&abspath, "%s/%s", cwd, arg) == -1) {
3771 00bb5ea0 2020-07-23 stsp err = got_error_from_errno("asprintf");
3772 00bb5ea0 2020-07-23 stsp goto done;
3773 00bb5ea0 2020-07-23 stsp }
3774 00bb5ea0 2020-07-23 stsp
3775 00bb5ea0 2020-07-23 stsp }
3776 00bb5ea0 2020-07-23 stsp err = got_canonpath(abspath ? abspath : arg, canonpath,
3777 00bb5ea0 2020-07-23 stsp sizeof(canonpath));
3778 00bb5ea0 2020-07-23 stsp if (err)
3779 d0710d08 2019-07-22 stsp goto done;
3780 00bb5ea0 2020-07-23 stsp resolved = strdup(canonpath);
3781 00bb5ea0 2020-07-23 stsp if (resolved == NULL) {
3782 00bb5ea0 2020-07-23 stsp err = got_error_from_errno("strdup");
3783 00bb5ea0 2020-07-23 stsp goto done;
3784 00bb5ea0 2020-07-23 stsp }
3785 00bb5ea0 2020-07-23 stsp } else {
3786 00bb5ea0 2020-07-23 stsp resolved = realpath(arg, NULL);
3787 00bb5ea0 2020-07-23 stsp if (resolved == NULL) {
3788 00bb5ea0 2020-07-23 stsp if (errno != ENOENT) {
3789 00bb5ea0 2020-07-23 stsp err = got_error_from_errno2("realpath", arg);
3790 00bb5ea0 2020-07-23 stsp goto done;
3791 00bb5ea0 2020-07-23 stsp }
3792 01740607 2020-11-04 stsp if (asprintf(&abspath, "%s/%s", cwd, arg) == -1) {
3793 00bb5ea0 2020-07-23 stsp err = got_error_from_errno("asprintf");
3794 01740607 2020-11-04 stsp goto done;
3795 01740607 2020-11-04 stsp }
3796 01740607 2020-11-04 stsp err = got_canonpath(abspath, canonpath,
3797 01740607 2020-11-04 stsp sizeof(canonpath));
3798 01740607 2020-11-04 stsp if (err)
3799 00bb5ea0 2020-07-23 stsp goto done;
3800 01740607 2020-11-04 stsp resolved = strdup(canonpath);
3801 01740607 2020-11-04 stsp if (resolved == NULL) {
3802 01740607 2020-11-04 stsp err = got_error_from_errno("strdup");
3803 01740607 2020-11-04 stsp goto done;
3804 00bb5ea0 2020-07-23 stsp }
3805 d0710d08 2019-07-22 stsp }
3806 d0710d08 2019-07-22 stsp }
3807 6c7ab921 2019-03-18 stsp
3808 6c7ab921 2019-03-18 stsp if (strncmp(got_worktree_get_root_path(worktree), resolved,
3809 6c7ab921 2019-03-18 stsp strlen(got_worktree_get_root_path(worktree)))) {
3810 63f810e6 2020-02-29 stsp err = got_error_path(resolved, GOT_ERR_BAD_PATH);
3811 6c7ab921 2019-03-18 stsp goto done;
3812 6c7ab921 2019-03-18 stsp }
3813 6c7ab921 2019-03-18 stsp
3814 f6d88e1a 2019-05-29 stsp if (strlen(resolved) > strlen(got_worktree_get_root_path(worktree))) {
3815 f6d88e1a 2019-05-29 stsp err = got_path_skip_common_ancestor(&path,
3816 f6d88e1a 2019-05-29 stsp got_worktree_get_root_path(worktree), resolved);
3817 f6d88e1a 2019-05-29 stsp if (err)
3818 f6d88e1a 2019-05-29 stsp goto done;
3819 f6d88e1a 2019-05-29 stsp } else {
3820 f6d88e1a 2019-05-29 stsp path = strdup("");
3821 f6d88e1a 2019-05-29 stsp if (path == NULL) {
3822 f6d88e1a 2019-05-29 stsp err = got_error_from_errno("strdup");
3823 f6d88e1a 2019-05-29 stsp goto done;
3824 f6d88e1a 2019-05-29 stsp }
3825 6c7ab921 2019-03-18 stsp }
3826 6c7ab921 2019-03-18 stsp
3827 6c7ab921 2019-03-18 stsp /* XXX status walk can't deal with trailing slash! */
3828 6c7ab921 2019-03-18 stsp len = strlen(path);
3829 3f17dee4 2019-07-27 stsp while (len > 0 && path[len - 1] == '/') {
3830 6c7ab921 2019-03-18 stsp path[len - 1] = '\0';
3831 6c7ab921 2019-03-18 stsp len--;
3832 6c7ab921 2019-03-18 stsp }
3833 6c7ab921 2019-03-18 stsp done:
3834 01740607 2020-11-04 stsp free(abspath);
3835 6c7ab921 2019-03-18 stsp free(resolved);
3836 d0710d08 2019-07-22 stsp free(cwd);
3837 6c7ab921 2019-03-18 stsp if (err == NULL)
3838 6c7ab921 2019-03-18 stsp *wt_path = path;
3839 6c7ab921 2019-03-18 stsp else
3840 6c7ab921 2019-03-18 stsp free(path);
3841 d00136be 2019-03-26 stsp return err;
3842 d00136be 2019-03-26 stsp }
3843 d00136be 2019-03-26 stsp
3844 4e68cba3 2019-11-23 stsp struct schedule_addition_args {
3845 4e68cba3 2019-11-23 stsp struct got_worktree *worktree;
3846 4e68cba3 2019-11-23 stsp struct got_fileindex *fileindex;
3847 4e68cba3 2019-11-23 stsp got_worktree_checkout_cb progress_cb;
3848 4e68cba3 2019-11-23 stsp void *progress_arg;
3849 4e68cba3 2019-11-23 stsp struct got_repository *repo;
3850 4e68cba3 2019-11-23 stsp };
3851 4e68cba3 2019-11-23 stsp
3852 4e68cba3 2019-11-23 stsp static const struct got_error *
3853 4e68cba3 2019-11-23 stsp schedule_addition(void *arg, unsigned char status, unsigned char staged_status,
3854 4e68cba3 2019-11-23 stsp const char *relpath, struct got_object_id *blob_id,
3855 12463d8b 2019-12-13 stsp struct got_object_id *staged_blob_id, struct got_object_id *commit_id,
3856 12463d8b 2019-12-13 stsp int dirfd, const char *de_name)
3857 07f5b47a 2019-06-02 stsp {
3858 4e68cba3 2019-11-23 stsp struct schedule_addition_args *a = arg;
3859 07f5b47a 2019-06-02 stsp const struct got_error *err = NULL;
3860 07f5b47a 2019-06-02 stsp struct got_fileindex_entry *ie;
3861 6d022e97 2019-08-04 stsp struct stat sb;
3862 dbb83fbd 2019-12-12 stsp char *ondisk_path;
3863 07f5b47a 2019-06-02 stsp
3864 dbb83fbd 2019-12-12 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
3865 dbb83fbd 2019-12-12 stsp relpath) == -1)
3866 dbb83fbd 2019-12-12 stsp return got_error_from_errno("asprintf");
3867 dbb83fbd 2019-12-12 stsp
3868 4e68cba3 2019-11-23 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
3869 6d022e97 2019-08-04 stsp if (ie) {
3870 12463d8b 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, dirfd,
3871 12463d8b 2019-12-13 stsp de_name, a->repo);
3872 6d022e97 2019-08-04 stsp if (err)
3873 dbb83fbd 2019-12-12 stsp goto done;
3874 6d022e97 2019-08-04 stsp /* Re-adding an existing entry is a no-op. */
3875 6d022e97 2019-08-04 stsp if (status == GOT_STATUS_ADD)
3876 dbb83fbd 2019-12-12 stsp goto done;
3877 dbb83fbd 2019-12-12 stsp err = got_error_path(relpath, GOT_ERR_FILE_STATUS);
3878 dbb83fbd 2019-12-12 stsp if (err)
3879 dbb83fbd 2019-12-12 stsp goto done;
3880 6d022e97 2019-08-04 stsp }
3881 07f5b47a 2019-06-02 stsp
3882 dbb83fbd 2019-12-12 stsp if (status != GOT_STATUS_UNVERSIONED) {
3883 84bf00a6 2022-02-12 thomas if (status == GOT_STATUS_NONEXISTENT)
3884 84bf00a6 2022-02-12 thomas err = got_error_set_errno(ENOENT, ondisk_path);
3885 84bf00a6 2022-02-12 thomas else
3886 84bf00a6 2022-02-12 thomas err = got_error_path(ondisk_path, GOT_ERR_FILE_STATUS);
3887 dbb83fbd 2019-12-12 stsp goto done;
3888 4e68cba3 2019-11-23 stsp }
3889 07f5b47a 2019-06-02 stsp
3890 3969253a 2020-03-07 stsp err = got_fileindex_entry_alloc(&ie, relpath);
3891 4e68cba3 2019-11-23 stsp if (err)
3892 4e68cba3 2019-11-23 stsp goto done;
3893 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie, a->worktree->root_fd,
3894 437adc9d 2020-12-10 yzhong relpath, NULL, NULL, 1);
3895 3969253a 2020-03-07 stsp if (err) {
3896 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
3897 3969253a 2020-03-07 stsp goto done;
3898 3969253a 2020-03-07 stsp }
3899 4e68cba3 2019-11-23 stsp err = got_fileindex_entry_add(a->fileindex, ie);
3900 07f5b47a 2019-06-02 stsp if (err) {
3901 07f5b47a 2019-06-02 stsp got_fileindex_entry_free(ie);
3902 4e68cba3 2019-11-23 stsp goto done;
3903 07f5b47a 2019-06-02 stsp }
3904 4e68cba3 2019-11-23 stsp done:
3905 dbb83fbd 2019-12-12 stsp free(ondisk_path);
3906 dbb83fbd 2019-12-12 stsp if (err)
3907 dbb83fbd 2019-12-12 stsp return err;
3908 dbb83fbd 2019-12-12 stsp if (status == GOT_STATUS_ADD)
3909 dbb83fbd 2019-12-12 stsp return NULL;
3910 dbb83fbd 2019-12-12 stsp return (*a->progress_cb)(a->progress_arg, GOT_STATUS_ADD, relpath);
3911 07f5b47a 2019-06-02 stsp }
3912 07f5b47a 2019-06-02 stsp
3913 d00136be 2019-03-26 stsp const struct got_error *
3914 031a5338 2019-03-26 stsp got_worktree_schedule_add(struct got_worktree *worktree,
3915 6d022e97 2019-08-04 stsp struct got_pathlist_head *paths,
3916 4e68cba3 2019-11-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
3917 022fae89 2019-12-06 tracey struct got_repository *repo, int no_ignores)
3918 d00136be 2019-03-26 stsp {
3919 d00136be 2019-03-26 stsp struct got_fileindex *fileindex = NULL;
3920 9c6338c4 2019-06-02 stsp char *fileindex_path = NULL;
3921 af12c6b9 2019-06-04 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
3922 1dd54920 2019-05-11 stsp struct got_pathlist_entry *pe;
3923 4e68cba3 2019-11-23 stsp struct schedule_addition_args saa;
3924 d00136be 2019-03-26 stsp
3925 d00136be 2019-03-26 stsp err = lock_worktree(worktree, LOCK_EX);
3926 d00136be 2019-03-26 stsp if (err)
3927 d00136be 2019-03-26 stsp return err;
3928 d00136be 2019-03-26 stsp
3929 3605a814 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
3930 d00136be 2019-03-26 stsp if (err)
3931 d00136be 2019-03-26 stsp goto done;
3932 d00136be 2019-03-26 stsp
3933 4e68cba3 2019-11-23 stsp saa.worktree = worktree;
3934 4e68cba3 2019-11-23 stsp saa.fileindex = fileindex;
3935 4e68cba3 2019-11-23 stsp saa.progress_cb = progress_cb;
3936 4e68cba3 2019-11-23 stsp saa.progress_arg = progress_arg;
3937 4e68cba3 2019-11-23 stsp saa.repo = repo;
3938 4e68cba3 2019-11-23 stsp
3939 6d022e97 2019-08-04 stsp TAILQ_FOREACH(pe, paths, entry) {
3940 4e68cba3 2019-11-23 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
3941 f2a9dc41 2019-12-13 tracey schedule_addition, &saa, NULL, NULL, no_ignores, 0);
3942 1dd54920 2019-05-11 stsp if (err)
3943 af12c6b9 2019-06-04 stsp break;
3944 1dd54920 2019-05-11 stsp }
3945 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
3946 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
3947 af12c6b9 2019-06-04 stsp err = sync_err;
3948 d00136be 2019-03-26 stsp done:
3949 fb399478 2019-07-12 stsp free(fileindex_path);
3950 d00136be 2019-03-26 stsp if (fileindex)
3951 d00136be 2019-03-26 stsp got_fileindex_free(fileindex);
3952 d00136be 2019-03-26 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
3953 d00136be 2019-03-26 stsp if (unlockerr && err == NULL)
3954 d00136be 2019-03-26 stsp err = unlockerr;
3955 6c7ab921 2019-03-18 stsp return err;
3956 6c7ab921 2019-03-18 stsp }
3957 17ed4618 2019-06-02 stsp
3958 f2a9dc41 2019-12-13 tracey struct schedule_deletion_args {
3959 f2a9dc41 2019-12-13 tracey struct got_worktree *worktree;
3960 f2a9dc41 2019-12-13 tracey struct got_fileindex *fileindex;
3961 f2a9dc41 2019-12-13 tracey got_worktree_delete_cb progress_cb;
3962 f2a9dc41 2019-12-13 tracey void *progress_arg;
3963 f2a9dc41 2019-12-13 tracey struct got_repository *repo;
3964 f2a9dc41 2019-12-13 tracey int delete_local_mods;
3965 70e3e7f5 2019-12-13 tracey int keep_on_disk;
3966 d64cc78a 2022-01-25 thomas int ignore_missing_paths;
3967 766841c2 2020-08-13 stsp const char *status_codes;
3968 f2a9dc41 2019-12-13 tracey };
3969 f2a9dc41 2019-12-13 tracey
3970 f2a9dc41 2019-12-13 tracey static const struct got_error *
3971 f2a9dc41 2019-12-13 tracey schedule_for_deletion(void *arg, unsigned char status,
3972 f2a9dc41 2019-12-13 tracey unsigned char staged_status, const char *relpath,
3973 f2a9dc41 2019-12-13 tracey struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
3974 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
3975 17ed4618 2019-06-02 stsp {
3976 f2a9dc41 2019-12-13 tracey struct schedule_deletion_args *a = arg;
3977 17ed4618 2019-06-02 stsp const struct got_error *err = NULL;
3978 17ed4618 2019-06-02 stsp struct got_fileindex_entry *ie = NULL;
3979 17ed4618 2019-06-02 stsp struct stat sb;
3980 20a2ad1c 2020-10-20 stsp char *ondisk_path;
3981 d64cc78a 2022-01-25 thomas
3982 d64cc78a 2022-01-25 thomas if (status == GOT_STATUS_NONEXISTENT) {
3983 d64cc78a 2022-01-25 thomas if (a->ignore_missing_paths)
3984 d64cc78a 2022-01-25 thomas return NULL;
3985 d64cc78a 2022-01-25 thomas return got_error_set_errno(ENOENT, relpath);
3986 d64cc78a 2022-01-25 thomas }
3987 17ed4618 2019-06-02 stsp
3988 f2a9dc41 2019-12-13 tracey ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
3989 17ed4618 2019-06-02 stsp if (ie == NULL)
3990 d5a18ace 2022-01-25 thomas return got_error_path(relpath, GOT_ERR_FILE_STATUS);
3991 2ec1f75b 2019-03-26 stsp
3992 9acbc4fa 2019-08-03 stsp staged_status = get_staged_status(ie);
3993 9acbc4fa 2019-08-03 stsp if (staged_status != GOT_STATUS_NO_CHANGE) {
3994 9acbc4fa 2019-08-03 stsp if (staged_status == GOT_STATUS_DELETE)
3995 9acbc4fa 2019-08-03 stsp return NULL;
3996 9acbc4fa 2019-08-03 stsp return got_error_path(relpath, GOT_ERR_FILE_STAGED);
3997 9acbc4fa 2019-08-03 stsp }
3998 9acbc4fa 2019-08-03 stsp
3999 f2a9dc41 2019-12-13 tracey if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
4000 f2a9dc41 2019-12-13 tracey relpath) == -1)
4001 f2a9dc41 2019-12-13 tracey return got_error_from_errno("asprintf");
4002 f2a9dc41 2019-12-13 tracey
4003 12463d8b 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, dirfd, de_name,
4004 12463d8b 2019-12-13 stsp a->repo);
4005 17ed4618 2019-06-02 stsp if (err)
4006 f2a9dc41 2019-12-13 tracey goto done;
4007 17ed4618 2019-06-02 stsp
4008 766841c2 2020-08-13 stsp if (a->status_codes) {
4009 766841c2 2020-08-13 stsp size_t ncodes = strlen(a->status_codes);
4010 766841c2 2020-08-13 stsp int i;
4011 766841c2 2020-08-13 stsp for (i = 0; i < ncodes ; i++) {
4012 766841c2 2020-08-13 stsp if (status == a->status_codes[i])
4013 766841c2 2020-08-13 stsp break;
4014 766841c2 2020-08-13 stsp }
4015 766841c2 2020-08-13 stsp if (i == ncodes) {
4016 766841c2 2020-08-13 stsp /* Do not delete files in non-matching status. */
4017 766841c2 2020-08-13 stsp free(ondisk_path);
4018 766841c2 2020-08-13 stsp return NULL;
4019 766841c2 2020-08-13 stsp }
4020 766841c2 2020-08-13 stsp if (a->status_codes[i] != GOT_STATUS_MODIFY &&
4021 766841c2 2020-08-13 stsp a->status_codes[i] != GOT_STATUS_MISSING) {
4022 766841c2 2020-08-13 stsp static char msg[64];
4023 766841c2 2020-08-13 stsp snprintf(msg, sizeof(msg),
4024 766841c2 2020-08-13 stsp "invalid status code '%c'", a->status_codes[i]);
4025 766841c2 2020-08-13 stsp err = got_error_msg(GOT_ERR_FILE_STATUS, msg);
4026 766841c2 2020-08-13 stsp goto done;
4027 766841c2 2020-08-13 stsp }
4028 766841c2 2020-08-13 stsp }
4029 766841c2 2020-08-13 stsp
4030 17ed4618 2019-06-02 stsp if (status != GOT_STATUS_NO_CHANGE) {
4031 17ed4618 2019-06-02 stsp if (status == GOT_STATUS_DELETE)
4032 f2a9dc41 2019-12-13 tracey goto done;
4033 f2a9dc41 2019-12-13 tracey if (status == GOT_STATUS_MODIFY && !a->delete_local_mods) {
4034 f2a9dc41 2019-12-13 tracey err = got_error_path(relpath, GOT_ERR_FILE_MODIFIED);
4035 f2a9dc41 2019-12-13 tracey goto done;
4036 f2a9dc41 2019-12-13 tracey }
4037 d64cc78a 2022-01-25 thomas if (status == GOT_STATUS_MISSING && !a->ignore_missing_paths) {
4038 d64cc78a 2022-01-25 thomas err = got_error_set_errno(ENOENT, relpath);
4039 d64cc78a 2022-01-25 thomas goto done;
4040 d64cc78a 2022-01-25 thomas }
4041 f2a9dc41 2019-12-13 tracey if (status != GOT_STATUS_MODIFY &&
4042 f2a9dc41 2019-12-13 tracey status != GOT_STATUS_MISSING) {
4043 f2a9dc41 2019-12-13 tracey err = got_error_path(relpath, GOT_ERR_FILE_STATUS);
4044 f2a9dc41 2019-12-13 tracey goto done;
4045 f2a9dc41 2019-12-13 tracey }
4046 17ed4618 2019-06-02 stsp }
4047 17ed4618 2019-06-02 stsp
4048 70e3e7f5 2019-12-13 tracey if (!a->keep_on_disk && status != GOT_STATUS_MISSING) {
4049 20a2ad1c 2020-10-20 stsp size_t root_len;
4050 20a2ad1c 2020-10-20 stsp
4051 12463d8b 2019-12-13 stsp if (dirfd != -1) {
4052 12463d8b 2019-12-13 stsp if (unlinkat(dirfd, de_name, 0) != 0) {
4053 12463d8b 2019-12-13 stsp err = got_error_from_errno2("unlinkat",
4054 12463d8b 2019-12-13 stsp ondisk_path);
4055 12463d8b 2019-12-13 stsp goto done;
4056 12463d8b 2019-12-13 stsp }
4057 12463d8b 2019-12-13 stsp } else if (unlink(ondisk_path) != 0) {
4058 12463d8b 2019-12-13 stsp err = got_error_from_errno2("unlink", ondisk_path);
4059 12463d8b 2019-12-13 stsp goto done;
4060 15341bfd 2020-03-05 tracey }
4061 15341bfd 2020-03-05 tracey
4062 20a2ad1c 2020-10-20 stsp root_len = strlen(a->worktree->root_path);
4063 20a2ad1c 2020-10-20 stsp do {
4064 20a2ad1c 2020-10-20 stsp char *parent;
4065 20a2ad1c 2020-10-20 stsp err = got_path_dirname(&parent, ondisk_path);
4066 20a2ad1c 2020-10-20 stsp if (err)
4067 2513f20a 2020-10-20 stsp goto done;
4068 20a2ad1c 2020-10-20 stsp free(ondisk_path);
4069 20a2ad1c 2020-10-20 stsp ondisk_path = parent;
4070 20a2ad1c 2020-10-20 stsp if (rmdir(ondisk_path) == -1) {
4071 15341bfd 2020-03-05 tracey if (errno != ENOTEMPTY)
4072 15341bfd 2020-03-05 tracey err = got_error_from_errno2("rmdir",
4073 20a2ad1c 2020-10-20 stsp ondisk_path);
4074 15341bfd 2020-03-05 tracey break;
4075 15341bfd 2020-03-05 tracey }
4076 20a2ad1c 2020-10-20 stsp } while (got_path_cmp(ondisk_path, a->worktree->root_path,
4077 20a2ad1c 2020-10-20 stsp strlen(ondisk_path), root_len) != 0);
4078 f2a9dc41 2019-12-13 tracey }
4079 17ed4618 2019-06-02 stsp
4080 17ed4618 2019-06-02 stsp got_fileindex_entry_mark_deleted_from_disk(ie);
4081 f2a9dc41 2019-12-13 tracey done:
4082 f2a9dc41 2019-12-13 tracey free(ondisk_path);
4083 f2a9dc41 2019-12-13 tracey if (err)
4084 f2a9dc41 2019-12-13 tracey return err;
4085 f2a9dc41 2019-12-13 tracey if (status == GOT_STATUS_DELETE)
4086 f2a9dc41 2019-12-13 tracey return NULL;
4087 f2a9dc41 2019-12-13 tracey return (*a->progress_cb)(a->progress_arg, GOT_STATUS_DELETE,
4088 f2a9dc41 2019-12-13 tracey staged_status, relpath);
4089 17ed4618 2019-06-02 stsp }
4090 17ed4618 2019-06-02 stsp
4091 2ec1f75b 2019-03-26 stsp const struct got_error *
4092 2ec1f75b 2019-03-26 stsp got_worktree_schedule_delete(struct got_worktree *worktree,
4093 6d022e97 2019-08-04 stsp struct got_pathlist_head *paths, int delete_local_mods,
4094 766841c2 2020-08-13 stsp const char *status_codes,
4095 f2a9dc41 2019-12-13 tracey got_worktree_delete_cb progress_cb, void *progress_arg,
4096 d64cc78a 2022-01-25 thomas struct got_repository *repo, int keep_on_disk, int ignore_missing_paths)
4097 2ec1f75b 2019-03-26 stsp {
4098 2ec1f75b 2019-03-26 stsp struct got_fileindex *fileindex = NULL;
4099 17ed4618 2019-06-02 stsp char *fileindex_path = NULL;
4100 af12c6b9 2019-06-04 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
4101 17ed4618 2019-06-02 stsp struct got_pathlist_entry *pe;
4102 f2a9dc41 2019-12-13 tracey struct schedule_deletion_args sda;
4103 2ec1f75b 2019-03-26 stsp
4104 2ec1f75b 2019-03-26 stsp err = lock_worktree(worktree, LOCK_EX);
4105 2ec1f75b 2019-03-26 stsp if (err)
4106 2ec1f75b 2019-03-26 stsp return err;
4107 2ec1f75b 2019-03-26 stsp
4108 3605a814 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
4109 2ec1f75b 2019-03-26 stsp if (err)
4110 2ec1f75b 2019-03-26 stsp goto done;
4111 f2a9dc41 2019-12-13 tracey
4112 f2a9dc41 2019-12-13 tracey sda.worktree = worktree;
4113 f2a9dc41 2019-12-13 tracey sda.fileindex = fileindex;
4114 f2a9dc41 2019-12-13 tracey sda.progress_cb = progress_cb;
4115 f2a9dc41 2019-12-13 tracey sda.progress_arg = progress_arg;
4116 f2a9dc41 2019-12-13 tracey sda.repo = repo;
4117 f2a9dc41 2019-12-13 tracey sda.delete_local_mods = delete_local_mods;
4118 70e3e7f5 2019-12-13 tracey sda.keep_on_disk = keep_on_disk;
4119 d64cc78a 2022-01-25 thomas sda.ignore_missing_paths = ignore_missing_paths;
4120 766841c2 2020-08-13 stsp sda.status_codes = status_codes;
4121 2ec1f75b 2019-03-26 stsp
4122 6d022e97 2019-08-04 stsp TAILQ_FOREACH(pe, paths, entry) {
4123 f2a9dc41 2019-12-13 tracey err = worktree_status(worktree, pe->path, fileindex, repo,
4124 6092c299 2021-10-04 thomas schedule_for_deletion, &sda, NULL, NULL, 1, 1);
4125 17ed4618 2019-06-02 stsp if (err)
4126 af12c6b9 2019-06-04 stsp break;
4127 2ec1f75b 2019-03-26 stsp }
4128 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
4129 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
4130 af12c6b9 2019-06-04 stsp err = sync_err;
4131 2ec1f75b 2019-03-26 stsp done:
4132 fb399478 2019-07-12 stsp free(fileindex_path);
4133 2ec1f75b 2019-03-26 stsp if (fileindex)
4134 2ec1f75b 2019-03-26 stsp got_fileindex_free(fileindex);
4135 2ec1f75b 2019-03-26 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
4136 2ec1f75b 2019-03-26 stsp if (unlockerr && err == NULL)
4137 2ec1f75b 2019-03-26 stsp err = unlockerr;
4138 33aa809d 2019-08-08 stsp return err;
4139 33aa809d 2019-08-08 stsp }
4140 33aa809d 2019-08-08 stsp
4141 33aa809d 2019-08-08 stsp static const struct got_error *
4142 33aa809d 2019-08-08 stsp copy_one_line(FILE *infile, FILE *outfile, FILE *rejectfile)
4143 33aa809d 2019-08-08 stsp {
4144 33aa809d 2019-08-08 stsp const struct got_error *err = NULL;
4145 33aa809d 2019-08-08 stsp char *line = NULL;
4146 33aa809d 2019-08-08 stsp size_t linesize = 0, n;
4147 33aa809d 2019-08-08 stsp ssize_t linelen;
4148 33aa809d 2019-08-08 stsp
4149 33aa809d 2019-08-08 stsp linelen = getline(&line, &linesize, infile);
4150 33aa809d 2019-08-08 stsp if (linelen == -1) {
4151 33aa809d 2019-08-08 stsp if (ferror(infile)) {
4152 33aa809d 2019-08-08 stsp err = got_error_from_errno("getline");
4153 33aa809d 2019-08-08 stsp goto done;
4154 33aa809d 2019-08-08 stsp }
4155 33aa809d 2019-08-08 stsp return NULL;
4156 33aa809d 2019-08-08 stsp }
4157 33aa809d 2019-08-08 stsp if (outfile) {
4158 33aa809d 2019-08-08 stsp n = fwrite(line, 1, linelen, outfile);
4159 33aa809d 2019-08-08 stsp if (n != linelen) {
4160 33aa809d 2019-08-08 stsp err = got_ferror(outfile, GOT_ERR_IO);
4161 33aa809d 2019-08-08 stsp goto done;
4162 33aa809d 2019-08-08 stsp }
4163 33aa809d 2019-08-08 stsp }
4164 33aa809d 2019-08-08 stsp if (rejectfile) {
4165 33aa809d 2019-08-08 stsp n = fwrite(line, 1, linelen, rejectfile);
4166 33aa809d 2019-08-08 stsp if (n != linelen)
4167 33aa809d 2019-08-08 stsp err = got_ferror(outfile, GOT_ERR_IO);
4168 33aa809d 2019-08-08 stsp }
4169 33aa809d 2019-08-08 stsp done:
4170 33aa809d 2019-08-08 stsp free(line);
4171 2ec1f75b 2019-03-26 stsp return err;
4172 2ec1f75b 2019-03-26 stsp }
4173 1f1abb7e 2019-08-08 stsp
4174 33aa809d 2019-08-08 stsp static const struct got_error *
4175 33aa809d 2019-08-08 stsp skip_one_line(FILE *f)
4176 33aa809d 2019-08-08 stsp {
4177 33aa809d 2019-08-08 stsp char *line = NULL;
4178 33aa809d 2019-08-08 stsp size_t linesize = 0;
4179 33aa809d 2019-08-08 stsp ssize_t linelen;
4180 33aa809d 2019-08-08 stsp
4181 33aa809d 2019-08-08 stsp linelen = getline(&line, &linesize, f);
4182 500467ff 2019-09-25 hiltjo if (linelen == -1) {
4183 500467ff 2019-09-25 hiltjo if (ferror(f))
4184 500467ff 2019-09-25 hiltjo return got_error_from_errno("getline");
4185 500467ff 2019-09-25 hiltjo return NULL;
4186 500467ff 2019-09-25 hiltjo }
4187 33aa809d 2019-08-08 stsp free(line);
4188 33aa809d 2019-08-08 stsp return NULL;
4189 33aa809d 2019-08-08 stsp }
4190 33aa809d 2019-08-08 stsp
4191 33aa809d 2019-08-08 stsp static const struct got_error *
4192 33aa809d 2019-08-08 stsp copy_change(FILE *f1, FILE *f2, int *line_cur1, int *line_cur2,
4193 33aa809d 2019-08-08 stsp int start_old, int end_old, int start_new, int end_new,
4194 33aa809d 2019-08-08 stsp FILE *outfile, FILE *rejectfile)
4195 abc59930 2021-09-05 naddy {
4196 33aa809d 2019-08-08 stsp const struct got_error *err;
4197 33aa809d 2019-08-08 stsp
4198 33aa809d 2019-08-08 stsp /* Copy old file's lines leading up to patch. */
4199 33aa809d 2019-08-08 stsp while (!feof(f1) && *line_cur1 < start_old) {
4200 33aa809d 2019-08-08 stsp err = copy_one_line(f1, outfile, NULL);
4201 33aa809d 2019-08-08 stsp if (err)
4202 33aa809d 2019-08-08 stsp return err;
4203 33aa809d 2019-08-08 stsp (*line_cur1)++;
4204 33aa809d 2019-08-08 stsp }
4205 33aa809d 2019-08-08 stsp /* Skip new file's lines leading up to patch. */
4206 33aa809d 2019-08-08 stsp while (!feof(f2) && *line_cur2 < start_new) {
4207 33aa809d 2019-08-08 stsp if (rejectfile)
4208 33aa809d 2019-08-08 stsp err = copy_one_line(f2, NULL, rejectfile);
4209 33aa809d 2019-08-08 stsp else
4210 33aa809d 2019-08-08 stsp err = skip_one_line(f2);
4211 33aa809d 2019-08-08 stsp if (err)
4212 33aa809d 2019-08-08 stsp return err;
4213 33aa809d 2019-08-08 stsp (*line_cur2)++;
4214 33aa809d 2019-08-08 stsp }
4215 33aa809d 2019-08-08 stsp /* Copy patched lines. */
4216 33aa809d 2019-08-08 stsp while (!feof(f2) && *line_cur2 <= end_new) {
4217 33aa809d 2019-08-08 stsp err = copy_one_line(f2, outfile, NULL);
4218 33aa809d 2019-08-08 stsp if (err)
4219 33aa809d 2019-08-08 stsp return err;
4220 33aa809d 2019-08-08 stsp (*line_cur2)++;
4221 33aa809d 2019-08-08 stsp }
4222 33aa809d 2019-08-08 stsp /* Skip over old file's replaced lines. */
4223 f1e81a05 2019-08-10 stsp while (!feof(f1) && *line_cur1 <= end_old) {
4224 33aa809d 2019-08-08 stsp if (rejectfile)
4225 33aa809d 2019-08-08 stsp err = copy_one_line(f1, NULL, rejectfile);
4226 33aa809d 2019-08-08 stsp else
4227 33aa809d 2019-08-08 stsp err = skip_one_line(f1);
4228 33aa809d 2019-08-08 stsp if (err)
4229 33aa809d 2019-08-08 stsp return err;
4230 33aa809d 2019-08-08 stsp (*line_cur1)++;
4231 33aa809d 2019-08-08 stsp }
4232 f1e81a05 2019-08-10 stsp
4233 f1e81a05 2019-08-10 stsp return NULL;
4234 f1e81a05 2019-08-10 stsp }
4235 f1e81a05 2019-08-10 stsp
4236 f1e81a05 2019-08-10 stsp static const struct got_error *
4237 f1e81a05 2019-08-10 stsp copy_remaining_content(FILE *f1, FILE *f2, int *line_cur1, int *line_cur2,
4238 f1e81a05 2019-08-10 stsp FILE *outfile, FILE *rejectfile)
4239 f1e81a05 2019-08-10 stsp {
4240 f1e81a05 2019-08-10 stsp const struct got_error *err;
4241 f1e81a05 2019-08-10 stsp
4242 f1e81a05 2019-08-10 stsp if (outfile) {
4243 f1e81a05 2019-08-10 stsp /* Copy old file's lines until EOF. */
4244 f1e81a05 2019-08-10 stsp while (!feof(f1)) {
4245 f1e81a05 2019-08-10 stsp err = copy_one_line(f1, outfile, NULL);
4246 f1e81a05 2019-08-10 stsp if (err)
4247 f1e81a05 2019-08-10 stsp return err;
4248 f1e81a05 2019-08-10 stsp (*line_cur1)++;
4249 f1e81a05 2019-08-10 stsp }
4250 f1e81a05 2019-08-10 stsp }
4251 f1e81a05 2019-08-10 stsp if (rejectfile) {
4252 f1e81a05 2019-08-10 stsp /* Copy new file's lines until EOF. */
4253 f1e81a05 2019-08-10 stsp while (!feof(f2)) {
4254 f1e81a05 2019-08-10 stsp err = copy_one_line(f2, NULL, rejectfile);
4255 f1e81a05 2019-08-10 stsp if (err)
4256 f1e81a05 2019-08-10 stsp return err;
4257 f1e81a05 2019-08-10 stsp (*line_cur2)++;
4258 f1e81a05 2019-08-10 stsp }
4259 33aa809d 2019-08-08 stsp }
4260 33aa809d 2019-08-08 stsp
4261 33aa809d 2019-08-08 stsp return NULL;
4262 33aa809d 2019-08-08 stsp }
4263 33aa809d 2019-08-08 stsp
4264 33aa809d 2019-08-08 stsp static const struct got_error *
4265 fe621944 2020-11-10 stsp apply_or_reject_change(int *choice, int *nchunks_used,
4266 fe621944 2020-11-10 stsp struct diff_result *diff_result, int n,
4267 fe621944 2020-11-10 stsp const char *relpath, FILE *f1, FILE *f2, int *line_cur1, int *line_cur2,
4268 fe621944 2020-11-10 stsp FILE *outfile, FILE *rejectfile, int changeno, int nchanges,
4269 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg)
4270 33aa809d 2019-08-08 stsp {
4271 33aa809d 2019-08-08 stsp const struct got_error *err = NULL;
4272 fe621944 2020-11-10 stsp struct diff_chunk_context cc = {};
4273 fe621944 2020-11-10 stsp int start_old, end_old, start_new, end_new;
4274 33aa809d 2019-08-08 stsp FILE *hunkfile;
4275 fe621944 2020-11-10 stsp struct diff_output_unidiff_state *diff_state;
4276 fe621944 2020-11-10 stsp struct diff_input_info diff_info;
4277 fe621944 2020-11-10 stsp int rc;
4278 33aa809d 2019-08-08 stsp
4279 33aa809d 2019-08-08 stsp *choice = GOT_PATCH_CHOICE_NONE;
4280 33aa809d 2019-08-08 stsp
4281 fe621944 2020-11-10 stsp /* Get changed line numbers without context lines for copy_change(). */
4282 fe621944 2020-11-10 stsp diff_chunk_context_load_change(&cc, NULL, diff_result, n, 0);
4283 fe621944 2020-11-10 stsp start_old = cc.left.start;
4284 fe621944 2020-11-10 stsp end_old = cc.left.end;
4285 fe621944 2020-11-10 stsp start_new = cc.right.start;
4286 fe621944 2020-11-10 stsp end_new = cc.right.end;
4287 33aa809d 2019-08-08 stsp
4288 fe621944 2020-11-10 stsp /* Get the same change with context lines for display. */
4289 fe621944 2020-11-10 stsp memset(&cc, 0, sizeof(cc));
4290 fe621944 2020-11-10 stsp diff_chunk_context_load_change(&cc, nchunks_used, diff_result, n, 3);
4291 33aa809d 2019-08-08 stsp
4292 fe621944 2020-11-10 stsp memset(&diff_info, 0, sizeof(diff_info));
4293 fe621944 2020-11-10 stsp diff_info.left_path = relpath;
4294 fe621944 2020-11-10 stsp diff_info.right_path = relpath;
4295 33aa809d 2019-08-08 stsp
4296 fe621944 2020-11-10 stsp diff_state = diff_output_unidiff_state_alloc();
4297 fe621944 2020-11-10 stsp if (diff_state == NULL)
4298 fe621944 2020-11-10 stsp return got_error_set_errno(ENOMEM,
4299 fe621944 2020-11-10 stsp "diff_output_unidiff_state_alloc");
4300 fe621944 2020-11-10 stsp
4301 fe621944 2020-11-10 stsp hunkfile = got_opentemp();
4302 fe621944 2020-11-10 stsp if (hunkfile == NULL) {
4303 fe621944 2020-11-10 stsp err = got_error_from_errno("got_opentemp");
4304 33aa809d 2019-08-08 stsp goto done;
4305 33aa809d 2019-08-08 stsp }
4306 fe621944 2020-11-10 stsp
4307 fe621944 2020-11-10 stsp rc = diff_output_unidiff_chunk(NULL, hunkfile, diff_state, &diff_info,
4308 fe621944 2020-11-10 stsp diff_result, &cc);
4309 fe621944 2020-11-10 stsp if (rc != DIFF_RC_OK) {
4310 fe621944 2020-11-10 stsp err = got_error_set_errno(rc, "diff_output_unidiff_chunk");
4311 33aa809d 2019-08-08 stsp goto done;
4312 33aa809d 2019-08-08 stsp }
4313 fe621944 2020-11-10 stsp
4314 33aa809d 2019-08-08 stsp if (fseek(hunkfile, 0L, SEEK_SET) == -1) {
4315 33aa809d 2019-08-08 stsp err = got_ferror(hunkfile, GOT_ERR_IO);
4316 33aa809d 2019-08-08 stsp goto done;
4317 33aa809d 2019-08-08 stsp }
4318 33aa809d 2019-08-08 stsp
4319 33aa809d 2019-08-08 stsp err = (*patch_cb)(choice, patch_arg, GOT_STATUS_MODIFY, relpath,
4320 fe621944 2020-11-10 stsp hunkfile, changeno, nchanges);
4321 33aa809d 2019-08-08 stsp if (err)
4322 33aa809d 2019-08-08 stsp goto done;
4323 33aa809d 2019-08-08 stsp
4324 33aa809d 2019-08-08 stsp switch (*choice) {
4325 33aa809d 2019-08-08 stsp case GOT_PATCH_CHOICE_YES:
4326 33aa809d 2019-08-08 stsp err = copy_change(f1, f2, line_cur1, line_cur2, start_old,
4327 33aa809d 2019-08-08 stsp end_old, start_new, end_new, outfile, rejectfile);
4328 33aa809d 2019-08-08 stsp break;
4329 33aa809d 2019-08-08 stsp case GOT_PATCH_CHOICE_NO:
4330 33aa809d 2019-08-08 stsp err = copy_change(f1, f2, line_cur1, line_cur2, start_old,
4331 33aa809d 2019-08-08 stsp end_old, start_new, end_new, rejectfile, outfile);
4332 33aa809d 2019-08-08 stsp break;
4333 33aa809d 2019-08-08 stsp case GOT_PATCH_CHOICE_QUIT:
4334 33aa809d 2019-08-08 stsp break;
4335 33aa809d 2019-08-08 stsp default:
4336 33aa809d 2019-08-08 stsp err = got_error(GOT_ERR_PATCH_CHOICE);
4337 33aa809d 2019-08-08 stsp break;
4338 33aa809d 2019-08-08 stsp }
4339 33aa809d 2019-08-08 stsp done:
4340 fe621944 2020-11-10 stsp diff_output_unidiff_state_free(diff_state);
4341 33aa809d 2019-08-08 stsp if (hunkfile && fclose(hunkfile) == EOF && err == NULL)
4342 33aa809d 2019-08-08 stsp err = got_error_from_errno("fclose");
4343 33aa809d 2019-08-08 stsp return err;
4344 33aa809d 2019-08-08 stsp }
4345 33aa809d 2019-08-08 stsp
4346 1f1abb7e 2019-08-08 stsp struct revert_file_args {
4347 1f1abb7e 2019-08-08 stsp struct got_worktree *worktree;
4348 1f1abb7e 2019-08-08 stsp struct got_fileindex *fileindex;
4349 1f1abb7e 2019-08-08 stsp got_worktree_checkout_cb progress_cb;
4350 1f1abb7e 2019-08-08 stsp void *progress_arg;
4351 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb;
4352 33aa809d 2019-08-08 stsp void *patch_arg;
4353 1f1abb7e 2019-08-08 stsp struct got_repository *repo;
4354 10604dce 2021-09-24 thomas int unlink_added_files;
4355 1f1abb7e 2019-08-08 stsp };
4356 a129376b 2019-03-28 stsp
4357 e20a8b6f 2019-06-04 stsp static const struct got_error *
4358 e635744c 2019-08-08 stsp create_patched_content(char **path_outfile, int reverse_patch,
4359 e635744c 2019-08-08 stsp struct got_object_id *blob_id, const char *path2,
4360 12463d8b 2019-12-13 stsp int dirfd2, const char *de_name2,
4361 e635744c 2019-08-08 stsp const char *relpath, struct got_repository *repo,
4362 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg)
4363 33aa809d 2019-08-08 stsp {
4364 fe621944 2020-11-10 stsp const struct got_error *err, *free_err;
4365 33aa809d 2019-08-08 stsp struct got_blob_object *blob = NULL;
4366 33aa809d 2019-08-08 stsp FILE *f1 = NULL, *f2 = NULL, *outfile = NULL;
4367 1ebedb77 2019-10-19 stsp int fd2 = -1;
4368 fa3cef63 2020-07-23 stsp char link_target[PATH_MAX];
4369 fa3cef63 2020-07-23 stsp ssize_t link_len = 0;
4370 33aa809d 2019-08-08 stsp char *path1 = NULL, *id_str = NULL;
4371 fe621944 2020-11-10 stsp struct stat sb2;
4372 fe621944 2020-11-10 stsp struct got_diffreg_result *diffreg_result = NULL;
4373 fe621944 2020-11-10 stsp int line_cur1 = 1, line_cur2 = 1, have_content = 0;
4374 fe621944 2020-11-10 stsp int i = 0, n = 0, nchunks_used = 0, nchanges = 0;
4375 33aa809d 2019-08-08 stsp
4376 33aa809d 2019-08-08 stsp *path_outfile = NULL;
4377 33aa809d 2019-08-08 stsp
4378 33aa809d 2019-08-08 stsp err = got_object_id_str(&id_str, blob_id);
4379 33aa809d 2019-08-08 stsp if (err)
4380 33aa809d 2019-08-08 stsp return err;
4381 33aa809d 2019-08-08 stsp
4382 12463d8b 2019-12-13 stsp if (dirfd2 != -1) {
4383 fc63f50d 2021-12-31 thomas fd2 = openat(dirfd2, de_name2,
4384 fc63f50d 2021-12-31 thomas O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
4385 12463d8b 2019-12-13 stsp if (fd2 == -1) {
4386 3dc1dc04 2021-09-27 thomas if (!got_err_open_nofollow_on_symlink()) {
4387 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("openat", path2);
4388 fa3cef63 2020-07-23 stsp goto done;
4389 fa3cef63 2020-07-23 stsp }
4390 fa3cef63 2020-07-23 stsp link_len = readlinkat(dirfd2, de_name2,
4391 fa3cef63 2020-07-23 stsp link_target, sizeof(link_target));
4392 48b4f239 2021-12-31 thomas if (link_len == -1) {
4393 48b4f239 2021-12-31 thomas return got_error_from_errno2("readlinkat",
4394 48b4f239 2021-12-31 thomas path2);
4395 48b4f239 2021-12-31 thomas }
4396 fa3cef63 2020-07-23 stsp sb2.st_mode = S_IFLNK;
4397 fa3cef63 2020-07-23 stsp sb2.st_size = link_len;
4398 12463d8b 2019-12-13 stsp }
4399 12463d8b 2019-12-13 stsp } else {
4400 06340621 2021-12-31 thomas fd2 = open(path2, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
4401 12463d8b 2019-12-13 stsp if (fd2 == -1) {
4402 3dc1dc04 2021-09-27 thomas if (!got_err_open_nofollow_on_symlink()) {
4403 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("open", path2);
4404 fa3cef63 2020-07-23 stsp goto done;
4405 fa3cef63 2020-07-23 stsp }
4406 fa3cef63 2020-07-23 stsp link_len = readlink(path2, link_target,
4407 fa3cef63 2020-07-23 stsp sizeof(link_target));
4408 fa3cef63 2020-07-23 stsp if (link_len == -1)
4409 fa3cef63 2020-07-23 stsp return got_error_from_errno2("readlink", path2);
4410 fa3cef63 2020-07-23 stsp sb2.st_mode = S_IFLNK;
4411 fa3cef63 2020-07-23 stsp sb2.st_size = link_len;
4412 12463d8b 2019-12-13 stsp }
4413 1ebedb77 2019-10-19 stsp }
4414 fa3cef63 2020-07-23 stsp if (fd2 != -1) {
4415 fa3cef63 2020-07-23 stsp if (fstat(fd2, &sb2) == -1) {
4416 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("fstat", path2);
4417 fa3cef63 2020-07-23 stsp goto done;
4418 fa3cef63 2020-07-23 stsp }
4419 1ebedb77 2019-10-19 stsp
4420 fa3cef63 2020-07-23 stsp f2 = fdopen(fd2, "r");
4421 fa3cef63 2020-07-23 stsp if (f2 == NULL) {
4422 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("fdopen", path2);
4423 fa3cef63 2020-07-23 stsp goto done;
4424 fa3cef63 2020-07-23 stsp }
4425 fa3cef63 2020-07-23 stsp fd2 = -1;
4426 fa3cef63 2020-07-23 stsp } else {
4427 fa3cef63 2020-07-23 stsp size_t n;
4428 fa3cef63 2020-07-23 stsp f2 = got_opentemp();
4429 fa3cef63 2020-07-23 stsp if (f2 == NULL) {
4430 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("got_opentemp", path2);
4431 fa3cef63 2020-07-23 stsp goto done;
4432 fa3cef63 2020-07-23 stsp }
4433 fa3cef63 2020-07-23 stsp n = fwrite(link_target, 1, link_len, f2);
4434 fa3cef63 2020-07-23 stsp if (n != link_len) {
4435 fa3cef63 2020-07-23 stsp err = got_ferror(f2, GOT_ERR_IO);
4436 fa3cef63 2020-07-23 stsp goto done;
4437 fa3cef63 2020-07-23 stsp }
4438 fa3cef63 2020-07-23 stsp if (fflush(f2) == EOF) {
4439 fa3cef63 2020-07-23 stsp err = got_error_from_errno("fflush");
4440 fa3cef63 2020-07-23 stsp goto done;
4441 fa3cef63 2020-07-23 stsp }
4442 fa3cef63 2020-07-23 stsp rewind(f2);
4443 33aa809d 2019-08-08 stsp }
4444 33aa809d 2019-08-08 stsp
4445 33aa809d 2019-08-08 stsp err = got_object_open_as_blob(&blob, repo, blob_id, 8192);
4446 33aa809d 2019-08-08 stsp if (err)
4447 33aa809d 2019-08-08 stsp goto done;
4448 33aa809d 2019-08-08 stsp
4449 e635744c 2019-08-08 stsp err = got_opentemp_named(&path1, &f1, "got-patched-blob");
4450 33aa809d 2019-08-08 stsp if (err)
4451 33aa809d 2019-08-08 stsp goto done;
4452 33aa809d 2019-08-08 stsp
4453 33aa809d 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f1, blob);
4454 33aa809d 2019-08-08 stsp if (err)
4455 33aa809d 2019-08-08 stsp goto done;
4456 33aa809d 2019-08-08 stsp
4457 64453f7e 2020-11-21 stsp err = got_diff_files(&diffreg_result, f1, id_str, f2, path2, 3, 0, 1,
4458 fe621944 2020-11-10 stsp NULL);
4459 33aa809d 2019-08-08 stsp if (err)
4460 33aa809d 2019-08-08 stsp goto done;
4461 33aa809d 2019-08-08 stsp
4462 e635744c 2019-08-08 stsp err = got_opentemp_named(path_outfile, &outfile, "got-patched-content");
4463 33aa809d 2019-08-08 stsp if (err)
4464 33aa809d 2019-08-08 stsp goto done;
4465 33aa809d 2019-08-08 stsp
4466 33aa809d 2019-08-08 stsp if (fseek(f1, 0L, SEEK_SET) == -1)
4467 33aa809d 2019-08-08 stsp return got_ferror(f1, GOT_ERR_IO);
4468 33aa809d 2019-08-08 stsp if (fseek(f2, 0L, SEEK_SET) == -1)
4469 33aa809d 2019-08-08 stsp return got_ferror(f2, GOT_ERR_IO);
4470 fe621944 2020-11-10 stsp
4471 fe621944 2020-11-10 stsp /* Count the number of actual changes in the diff result. */
4472 fe621944 2020-11-10 stsp for (n = 0; n < diffreg_result->result->chunks.len; n += nchunks_used) {
4473 fe621944 2020-11-10 stsp struct diff_chunk_context cc = {};
4474 fe621944 2020-11-10 stsp diff_chunk_context_load_change(&cc, &nchunks_used,
4475 fe621944 2020-11-10 stsp diffreg_result->result, n, 0);
4476 fe621944 2020-11-10 stsp nchanges++;
4477 fe621944 2020-11-10 stsp }
4478 fe621944 2020-11-10 stsp for (n = 0; n < diffreg_result->result->chunks.len; n += nchunks_used) {
4479 33aa809d 2019-08-08 stsp int choice;
4480 fe621944 2020-11-10 stsp err = apply_or_reject_change(&choice, &nchunks_used,
4481 fe621944 2020-11-10 stsp diffreg_result->result, n, relpath, f1, f2,
4482 fe621944 2020-11-10 stsp &line_cur1, &line_cur2,
4483 e635744c 2019-08-08 stsp reverse_patch ? NULL : outfile,
4484 e635744c 2019-08-08 stsp reverse_patch ? outfile : NULL,
4485 fe621944 2020-11-10 stsp ++i, nchanges, patch_cb, patch_arg);
4486 33aa809d 2019-08-08 stsp if (err)
4487 33aa809d 2019-08-08 stsp goto done;
4488 33aa809d 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_YES)
4489 33aa809d 2019-08-08 stsp have_content = 1;
4490 33aa809d 2019-08-08 stsp else if (choice == GOT_PATCH_CHOICE_QUIT)
4491 33aa809d 2019-08-08 stsp break;
4492 33aa809d 2019-08-08 stsp }
4493 1ebedb77 2019-10-19 stsp if (have_content) {
4494 f1e81a05 2019-08-10 stsp err = copy_remaining_content(f1, f2, &line_cur1, &line_cur2,
4495 f1e81a05 2019-08-10 stsp reverse_patch ? NULL : outfile,
4496 f1e81a05 2019-08-10 stsp reverse_patch ? outfile : NULL);
4497 1ebedb77 2019-10-19 stsp if (err)
4498 1ebedb77 2019-10-19 stsp goto done;
4499 1ebedb77 2019-10-19 stsp
4500 fa3cef63 2020-07-23 stsp if (!S_ISLNK(sb2.st_mode)) {
4501 3818e3c4 2020-11-01 naddy if (fchmod(fileno(outfile), sb2.st_mode) == -1) {
4502 3818e3c4 2020-11-01 naddy err = got_error_from_errno2("fchmod", path2);
4503 fa3cef63 2020-07-23 stsp goto done;
4504 fa3cef63 2020-07-23 stsp }
4505 1ebedb77 2019-10-19 stsp }
4506 1ebedb77 2019-10-19 stsp }
4507 33aa809d 2019-08-08 stsp done:
4508 33aa809d 2019-08-08 stsp free(id_str);
4509 33aa809d 2019-08-08 stsp if (blob)
4510 33aa809d 2019-08-08 stsp got_object_blob_close(blob);
4511 fe621944 2020-11-10 stsp free_err = got_diffreg_result_free(diffreg_result);
4512 fe621944 2020-11-10 stsp if (err == NULL)
4513 fe621944 2020-11-10 stsp err = free_err;
4514 33aa809d 2019-08-08 stsp if (f1 && fclose(f1) == EOF && err == NULL)
4515 33aa809d 2019-08-08 stsp err = got_error_from_errno2("fclose", path1);
4516 33aa809d 2019-08-08 stsp if (f2 && fclose(f2) == EOF && err == NULL)
4517 33aa809d 2019-08-08 stsp err = got_error_from_errno2("fclose", path2);
4518 1ebedb77 2019-10-19 stsp if (fd2 != -1 && close(fd2) == -1 && err == NULL)
4519 1ebedb77 2019-10-19 stsp err = got_error_from_errno2("close", path2);
4520 33aa809d 2019-08-08 stsp if (outfile && fclose(outfile) == EOF && err == NULL)
4521 33aa809d 2019-08-08 stsp err = got_error_from_errno2("fclose", *path_outfile);
4522 33aa809d 2019-08-08 stsp if (path1 && unlink(path1) == -1 && err == NULL)
4523 33aa809d 2019-08-08 stsp err = got_error_from_errno2("unlink", path1);
4524 33aa809d 2019-08-08 stsp if (err || !have_content) {
4525 33aa809d 2019-08-08 stsp if (*path_outfile && unlink(*path_outfile) == -1 && err == NULL)
4526 33aa809d 2019-08-08 stsp err = got_error_from_errno2("unlink", *path_outfile);
4527 33aa809d 2019-08-08 stsp free(*path_outfile);
4528 33aa809d 2019-08-08 stsp *path_outfile = NULL;
4529 33aa809d 2019-08-08 stsp }
4530 33aa809d 2019-08-08 stsp free(path1);
4531 33aa809d 2019-08-08 stsp return err;
4532 33aa809d 2019-08-08 stsp }
4533 33aa809d 2019-08-08 stsp
4534 33aa809d 2019-08-08 stsp static const struct got_error *
4535 1f1abb7e 2019-08-08 stsp revert_file(void *arg, unsigned char status, unsigned char staged_status,
4536 1f1abb7e 2019-08-08 stsp const char *relpath, struct got_object_id *blob_id,
4537 12463d8b 2019-12-13 stsp struct got_object_id *staged_blob_id, struct got_object_id *commit_id,
4538 12463d8b 2019-12-13 stsp int dirfd, const char *de_name)
4539 a129376b 2019-03-28 stsp {
4540 1f1abb7e 2019-08-08 stsp struct revert_file_args *a = arg;
4541 e20a8b6f 2019-06-04 stsp const struct got_error *err = NULL;
4542 1f1abb7e 2019-08-08 stsp char *parent_path = NULL;
4543 e20a8b6f 2019-06-04 stsp struct got_fileindex_entry *ie;
4544 a129376b 2019-03-28 stsp struct got_tree_object *tree = NULL;
4545 e20a8b6f 2019-06-04 stsp struct got_object_id *tree_id = NULL;
4546 24278f30 2019-08-03 stsp const struct got_tree_entry *te = NULL;
4547 e20a8b6f 2019-06-04 stsp char *tree_path = NULL, *te_name;
4548 33aa809d 2019-08-08 stsp char *ondisk_path = NULL, *path_content = NULL;
4549 a129376b 2019-03-28 stsp struct got_blob_object *blob = NULL;
4550 a129376b 2019-03-28 stsp
4551 d3bcc3d1 2019-08-08 stsp /* Reverting a staged deletion is a no-op. */
4552 d3bcc3d1 2019-08-08 stsp if (status == GOT_STATUS_DELETE &&
4553 d3bcc3d1 2019-08-08 stsp staged_status != GOT_STATUS_NO_CHANGE)
4554 d3bcc3d1 2019-08-08 stsp return NULL;
4555 3d69ad8d 2019-08-17 semarie
4556 3d69ad8d 2019-08-17 semarie if (status == GOT_STATUS_UNVERSIONED)
4557 3d69ad8d 2019-08-17 semarie return (*a->progress_cb)(a->progress_arg,
4558 3d69ad8d 2019-08-17 semarie GOT_STATUS_UNVERSIONED, relpath);
4559 d3bcc3d1 2019-08-08 stsp
4560 1f1abb7e 2019-08-08 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
4561 65084dad 2019-08-08 stsp if (ie == NULL)
4562 63f810e6 2020-02-29 stsp return got_error_path(relpath, GOT_ERR_BAD_PATH);
4563 a129376b 2019-03-28 stsp
4564 a129376b 2019-03-28 stsp /* Construct in-repository path of tree which contains this blob. */
4565 a129376b 2019-03-28 stsp err = got_path_dirname(&parent_path, ie->path);
4566 a129376b 2019-03-28 stsp if (err) {
4567 a129376b 2019-03-28 stsp if (err->code != GOT_ERR_BAD_PATH)
4568 a129376b 2019-03-28 stsp goto done;
4569 e20a8b6f 2019-06-04 stsp parent_path = strdup("/");
4570 e20a8b6f 2019-06-04 stsp if (parent_path == NULL) {
4571 e20a8b6f 2019-06-04 stsp err = got_error_from_errno("strdup");
4572 e20a8b6f 2019-06-04 stsp goto done;
4573 e20a8b6f 2019-06-04 stsp }
4574 a129376b 2019-03-28 stsp }
4575 1f1abb7e 2019-08-08 stsp if (got_path_is_root_dir(a->worktree->path_prefix)) {
4576 a129376b 2019-03-28 stsp tree_path = strdup(parent_path);
4577 a129376b 2019-03-28 stsp if (tree_path == NULL) {
4578 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
4579 a129376b 2019-03-28 stsp goto done;
4580 a129376b 2019-03-28 stsp }
4581 a129376b 2019-03-28 stsp } else {
4582 a129376b 2019-03-28 stsp if (got_path_is_root_dir(parent_path)) {
4583 1f1abb7e 2019-08-08 stsp tree_path = strdup(a->worktree->path_prefix);
4584 a129376b 2019-03-28 stsp if (tree_path == NULL) {
4585 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
4586 a129376b 2019-03-28 stsp goto done;
4587 a129376b 2019-03-28 stsp }
4588 a129376b 2019-03-28 stsp } else {
4589 a129376b 2019-03-28 stsp if (asprintf(&tree_path, "%s/%s",
4590 1f1abb7e 2019-08-08 stsp a->worktree->path_prefix, parent_path) == -1) {
4591 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4592 a129376b 2019-03-28 stsp goto done;
4593 a129376b 2019-03-28 stsp }
4594 a129376b 2019-03-28 stsp }
4595 a129376b 2019-03-28 stsp }
4596 a129376b 2019-03-28 stsp
4597 1f1abb7e 2019-08-08 stsp err = got_object_id_by_path(&tree_id, a->repo,
4598 1f1abb7e 2019-08-08 stsp a->worktree->base_commit_id, tree_path);
4599 a9fa2909 2019-07-27 stsp if (err) {
4600 a9fa2909 2019-07-27 stsp if (!(err->code == GOT_ERR_NO_TREE_ENTRY &&
4601 24278f30 2019-08-03 stsp (status == GOT_STATUS_ADD ||
4602 24278f30 2019-08-03 stsp staged_status == GOT_STATUS_ADD)))
4603 a9fa2909 2019-07-27 stsp goto done;
4604 a9fa2909 2019-07-27 stsp } else {
4605 1f1abb7e 2019-08-08 stsp err = got_object_open_as_tree(&tree, a->repo, tree_id);
4606 a9fa2909 2019-07-27 stsp if (err)
4607 a9fa2909 2019-07-27 stsp goto done;
4608 a9fa2909 2019-07-27 stsp
4609 1233e6b6 2020-10-19 stsp err = got_path_basename(&te_name, ie->path);
4610 1233e6b6 2020-10-19 stsp if (err)
4611 a9fa2909 2019-07-27 stsp goto done;
4612 a9fa2909 2019-07-27 stsp
4613 a9fa2909 2019-07-27 stsp te = got_object_tree_find_entry(tree, te_name);
4614 1233e6b6 2020-10-19 stsp free(te_name);
4615 24278f30 2019-08-03 stsp if (te == NULL && status != GOT_STATUS_ADD &&
4616 24278f30 2019-08-03 stsp staged_status != GOT_STATUS_ADD) {
4617 b66cd6f3 2020-07-31 stsp err = got_error_path(ie->path, GOT_ERR_NO_TREE_ENTRY);
4618 a9fa2909 2019-07-27 stsp goto done;
4619 a9fa2909 2019-07-27 stsp }
4620 a129376b 2019-03-28 stsp }
4621 a129376b 2019-03-28 stsp
4622 a129376b 2019-03-28 stsp switch (status) {
4623 a129376b 2019-03-28 stsp case GOT_STATUS_ADD:
4624 33aa809d 2019-08-08 stsp if (a->patch_cb) {
4625 33aa809d 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
4626 33aa809d 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
4627 33aa809d 2019-08-08 stsp status, ie->path, NULL, 1, 1);
4628 33aa809d 2019-08-08 stsp if (err)
4629 33aa809d 2019-08-08 stsp goto done;
4630 33aa809d 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES)
4631 33aa809d 2019-08-08 stsp break;
4632 33aa809d 2019-08-08 stsp }
4633 1f1abb7e 2019-08-08 stsp err = (*a->progress_cb)(a->progress_arg, GOT_STATUS_REVERT,
4634 1f1abb7e 2019-08-08 stsp ie->path);
4635 1ee397ad 2019-07-12 stsp if (err)
4636 1ee397ad 2019-07-12 stsp goto done;
4637 1f1abb7e 2019-08-08 stsp got_fileindex_entry_remove(a->fileindex, ie);
4638 10604dce 2021-09-24 thomas if (a->unlink_added_files) {
4639 10604dce 2021-09-24 thomas if (asprintf(&ondisk_path, "%s/%s",
4640 10604dce 2021-09-24 thomas got_worktree_get_root_path(a->worktree),
4641 10604dce 2021-09-24 thomas relpath) == -1) {
4642 10604dce 2021-09-24 thomas err = got_error_from_errno("asprintf");
4643 10604dce 2021-09-24 thomas goto done;
4644 10604dce 2021-09-24 thomas }
4645 10604dce 2021-09-24 thomas if (unlink(ondisk_path) == -1) {
4646 10604dce 2021-09-24 thomas err = got_error_from_errno2("unlink",
4647 10604dce 2021-09-24 thomas ondisk_path);
4648 10604dce 2021-09-24 thomas break;
4649 10604dce 2021-09-24 thomas }
4650 10604dce 2021-09-24 thomas }
4651 a129376b 2019-03-28 stsp break;
4652 a129376b 2019-03-28 stsp case GOT_STATUS_DELETE:
4653 33aa809d 2019-08-08 stsp if (a->patch_cb) {
4654 33aa809d 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
4655 33aa809d 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
4656 33aa809d 2019-08-08 stsp status, ie->path, NULL, 1, 1);
4657 33aa809d 2019-08-08 stsp if (err)
4658 33aa809d 2019-08-08 stsp goto done;
4659 33aa809d 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES)
4660 33aa809d 2019-08-08 stsp break;
4661 33aa809d 2019-08-08 stsp }
4662 33aa809d 2019-08-08 stsp /* fall through */
4663 a129376b 2019-03-28 stsp case GOT_STATUS_MODIFY:
4664 1ebedb77 2019-10-19 stsp case GOT_STATUS_MODE_CHANGE:
4665 a129376b 2019-03-28 stsp case GOT_STATUS_CONFLICT:
4666 e20a8b6f 2019-06-04 stsp case GOT_STATUS_MISSING: {
4667 e20a8b6f 2019-06-04 stsp struct got_object_id id;
4668 24278f30 2019-08-03 stsp if (staged_status == GOT_STATUS_ADD ||
4669 24278f30 2019-08-03 stsp staged_status == GOT_STATUS_MODIFY) {
4670 24278f30 2019-08-03 stsp memcpy(id.sha1, ie->staged_blob_sha1,
4671 24278f30 2019-08-03 stsp SHA1_DIGEST_LENGTH);
4672 24278f30 2019-08-03 stsp } else
4673 24278f30 2019-08-03 stsp memcpy(id.sha1, ie->blob_sha1,
4674 24278f30 2019-08-03 stsp SHA1_DIGEST_LENGTH);
4675 1f1abb7e 2019-08-08 stsp err = got_object_open_as_blob(&blob, a->repo, &id, 8192);
4676 a129376b 2019-03-28 stsp if (err)
4677 65084dad 2019-08-08 stsp goto done;
4678 65084dad 2019-08-08 stsp
4679 65084dad 2019-08-08 stsp if (asprintf(&ondisk_path, "%s/%s",
4680 65084dad 2019-08-08 stsp got_worktree_get_root_path(a->worktree), relpath) == -1) {
4681 65084dad 2019-08-08 stsp err = got_error_from_errno("asprintf");
4682 a129376b 2019-03-28 stsp goto done;
4683 65084dad 2019-08-08 stsp }
4684 65084dad 2019-08-08 stsp
4685 33aa809d 2019-08-08 stsp if (a->patch_cb && (status == GOT_STATUS_MODIFY ||
4686 33aa809d 2019-08-08 stsp status == GOT_STATUS_CONFLICT)) {
4687 369fd7e5 2020-07-23 stsp int is_bad_symlink = 0;
4688 e635744c 2019-08-08 stsp err = create_patched_content(&path_content, 1, &id,
4689 12463d8b 2019-12-13 stsp ondisk_path, dirfd, de_name, ie->path, a->repo,
4690 33aa809d 2019-08-08 stsp a->patch_cb, a->patch_arg);
4691 33aa809d 2019-08-08 stsp if (err || path_content == NULL)
4692 33aa809d 2019-08-08 stsp break;
4693 369fd7e5 2020-07-23 stsp if (te && S_ISLNK(te->mode)) {
4694 369fd7e5 2020-07-23 stsp if (unlink(path_content) == -1) {
4695 369fd7e5 2020-07-23 stsp err = got_error_from_errno2("unlink",
4696 369fd7e5 2020-07-23 stsp path_content);
4697 369fd7e5 2020-07-23 stsp break;
4698 369fd7e5 2020-07-23 stsp }
4699 369fd7e5 2020-07-23 stsp err = install_symlink(&is_bad_symlink,
4700 369fd7e5 2020-07-23 stsp a->worktree, ondisk_path, ie->path,
4701 ace90326 2021-09-27 thomas blob, 0, 1, 0, 0, a->repo,
4702 369fd7e5 2020-07-23 stsp a->progress_cb, a->progress_arg);
4703 369fd7e5 2020-07-23 stsp } else {
4704 369fd7e5 2020-07-23 stsp if (rename(path_content, ondisk_path) == -1) {
4705 369fd7e5 2020-07-23 stsp err = got_error_from_errno3("rename",
4706 369fd7e5 2020-07-23 stsp path_content, ondisk_path);
4707 369fd7e5 2020-07-23 stsp goto done;
4708 369fd7e5 2020-07-23 stsp }
4709 33aa809d 2019-08-08 stsp }
4710 33aa809d 2019-08-08 stsp } else {
4711 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
4712 2e1fa222 2020-07-23 stsp if (te && S_ISLNK(te->mode)) {
4713 2e1fa222 2020-07-23 stsp err = install_symlink(&is_bad_symlink,
4714 2e1fa222 2020-07-23 stsp a->worktree, ondisk_path, ie->path,
4715 ace90326 2021-09-27 thomas blob, 0, 1, 0, 0, a->repo,
4716 2e1fa222 2020-07-23 stsp a->progress_cb, a->progress_arg);
4717 2e1fa222 2020-07-23 stsp } else {
4718 2e1fa222 2020-07-23 stsp err = install_blob(a->worktree, ondisk_path,
4719 2e1fa222 2020-07-23 stsp ie->path,
4720 2e1fa222 2020-07-23 stsp te ? te->mode : GOT_DEFAULT_FILE_MODE,
4721 3b9f0f87 2020-07-23 stsp got_fileindex_perms_to_st(ie), blob,
4722 3b9f0f87 2020-07-23 stsp 0, 1, 0, 0, a->repo,
4723 3b9f0f87 2020-07-23 stsp a->progress_cb, a->progress_arg);
4724 2e1fa222 2020-07-23 stsp }
4725 a129376b 2019-03-28 stsp if (err)
4726 a129376b 2019-03-28 stsp goto done;
4727 1ebedb77 2019-10-19 stsp if (status == GOT_STATUS_DELETE ||
4728 1ebedb77 2019-10-19 stsp status == GOT_STATUS_MODE_CHANGE) {
4729 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(ie,
4730 437adc9d 2020-12-10 yzhong a->worktree->root_fd, relpath,
4731 437adc9d 2020-12-10 yzhong blob->id.sha1,
4732 054041d0 2020-06-24 stsp a->worktree->base_commit_id->sha1, 1);
4733 2e1fa222 2020-07-23 stsp if (err)
4734 2e1fa222 2020-07-23 stsp goto done;
4735 2e1fa222 2020-07-23 stsp }
4736 2e1fa222 2020-07-23 stsp if (is_bad_symlink) {
4737 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
4738 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
4739 33aa809d 2019-08-08 stsp }
4740 a129376b 2019-03-28 stsp }
4741 a129376b 2019-03-28 stsp break;
4742 e20a8b6f 2019-06-04 stsp }
4743 a129376b 2019-03-28 stsp default:
4744 1f1abb7e 2019-08-08 stsp break;
4745 a129376b 2019-03-28 stsp }
4746 a129376b 2019-03-28 stsp done:
4747 1f1abb7e 2019-08-08 stsp free(ondisk_path);
4748 33aa809d 2019-08-08 stsp free(path_content);
4749 e20a8b6f 2019-06-04 stsp free(parent_path);
4750 a129376b 2019-03-28 stsp free(tree_path);
4751 a129376b 2019-03-28 stsp if (blob)
4752 a129376b 2019-03-28 stsp got_object_blob_close(blob);
4753 a129376b 2019-03-28 stsp if (tree)
4754 a129376b 2019-03-28 stsp got_object_tree_close(tree);
4755 a129376b 2019-03-28 stsp free(tree_id);
4756 e20a8b6f 2019-06-04 stsp return err;
4757 e20a8b6f 2019-06-04 stsp }
4758 e20a8b6f 2019-06-04 stsp
4759 e20a8b6f 2019-06-04 stsp const struct got_error *
4760 e20a8b6f 2019-06-04 stsp got_worktree_revert(struct got_worktree *worktree,
4761 2163d960 2019-08-08 stsp struct got_pathlist_head *paths,
4762 e20a8b6f 2019-06-04 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
4763 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
4764 e20a8b6f 2019-06-04 stsp struct got_repository *repo)
4765 e20a8b6f 2019-06-04 stsp {
4766 e20a8b6f 2019-06-04 stsp struct got_fileindex *fileindex = NULL;
4767 e20a8b6f 2019-06-04 stsp char *fileindex_path = NULL;
4768 e20a8b6f 2019-06-04 stsp const struct got_error *err = NULL, *unlockerr = NULL;
4769 e20a8b6f 2019-06-04 stsp const struct got_error *sync_err = NULL;
4770 e20a8b6f 2019-06-04 stsp struct got_pathlist_entry *pe;
4771 1f1abb7e 2019-08-08 stsp struct revert_file_args rfa;
4772 e20a8b6f 2019-06-04 stsp
4773 e20a8b6f 2019-06-04 stsp err = lock_worktree(worktree, LOCK_EX);
4774 e20a8b6f 2019-06-04 stsp if (err)
4775 e20a8b6f 2019-06-04 stsp return err;
4776 e20a8b6f 2019-06-04 stsp
4777 3605a814 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
4778 e20a8b6f 2019-06-04 stsp if (err)
4779 e20a8b6f 2019-06-04 stsp goto done;
4780 e20a8b6f 2019-06-04 stsp
4781 1f1abb7e 2019-08-08 stsp rfa.worktree = worktree;
4782 1f1abb7e 2019-08-08 stsp rfa.fileindex = fileindex;
4783 1f1abb7e 2019-08-08 stsp rfa.progress_cb = progress_cb;
4784 1f1abb7e 2019-08-08 stsp rfa.progress_arg = progress_arg;
4785 33aa809d 2019-08-08 stsp rfa.patch_cb = patch_cb;
4786 33aa809d 2019-08-08 stsp rfa.patch_arg = patch_arg;
4787 1f1abb7e 2019-08-08 stsp rfa.repo = repo;
4788 10604dce 2021-09-24 thomas rfa.unlink_added_files = 0;
4789 2163d960 2019-08-08 stsp TAILQ_FOREACH(pe, paths, entry) {
4790 1f1abb7e 2019-08-08 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
4791 6092c299 2021-10-04 thomas revert_file, &rfa, NULL, NULL, 1, 0);
4792 e20a8b6f 2019-06-04 stsp if (err)
4793 af12c6b9 2019-06-04 stsp break;
4794 e20a8b6f 2019-06-04 stsp }
4795 e20a8b6f 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
4796 e20a8b6f 2019-06-04 stsp if (sync_err && err == NULL)
4797 e20a8b6f 2019-06-04 stsp err = sync_err;
4798 af12c6b9 2019-06-04 stsp done:
4799 fb399478 2019-07-12 stsp free(fileindex_path);
4800 a129376b 2019-03-28 stsp if (fileindex)
4801 a129376b 2019-03-28 stsp got_fileindex_free(fileindex);
4802 a129376b 2019-03-28 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
4803 a129376b 2019-03-28 stsp if (unlockerr && err == NULL)
4804 a129376b 2019-03-28 stsp err = unlockerr;
4805 c4296144 2019-05-09 stsp return err;
4806 c4296144 2019-05-09 stsp }
4807 c4296144 2019-05-09 stsp
4808 cf066bf8 2019-05-09 stsp static void
4809 33ad4cbe 2019-05-12 jcs free_commitable(struct got_commitable *ct)
4810 cf066bf8 2019-05-09 stsp {
4811 24519714 2019-05-09 stsp free(ct->path);
4812 44d03001 2019-05-09 stsp free(ct->in_repo_path);
4813 768aea60 2019-05-09 stsp free(ct->ondisk_path);
4814 e75eb4da 2019-05-10 stsp free(ct->blob_id);
4815 c4e12a88 2019-05-13 stsp free(ct->base_blob_id);
4816 f0b75401 2019-08-03 stsp free(ct->staged_blob_id);
4817 b416585c 2019-05-13 stsp free(ct->base_commit_id);
4818 cf066bf8 2019-05-09 stsp free(ct);
4819 cf066bf8 2019-05-09 stsp }
4820 24519714 2019-05-09 stsp
4821 ed175427 2019-05-09 stsp struct collect_commitables_arg {
4822 036813ee 2019-05-09 stsp struct got_pathlist_head *commitable_paths;
4823 24519714 2019-05-09 stsp struct got_repository *repo;
4824 24519714 2019-05-09 stsp struct got_worktree *worktree;
4825 0aeb8099 2020-07-23 stsp struct got_fileindex *fileindex;
4826 5f8a88c6 2019-08-03 stsp int have_staged_files;
4827 35213c7c 2020-07-23 stsp int allow_bad_symlinks;
4828 24519714 2019-05-09 stsp };
4829 cf066bf8 2019-05-09 stsp
4830 c4296144 2019-05-09 stsp static const struct got_error *
4831 dae2a678 2021-09-01 stsp collect_commitables(void *arg, unsigned char status,
4832 dae2a678 2021-09-01 stsp unsigned char staged_status, const char *relpath,
4833 537ac44b 2019-08-03 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
4834 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
4835 c4296144 2019-05-09 stsp {
4836 dae2a678 2021-09-01 stsp struct collect_commitables_arg *a = arg;
4837 c4296144 2019-05-09 stsp const struct got_error *err = NULL;
4838 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = NULL;
4839 c4296144 2019-05-09 stsp struct got_pathlist_entry *new = NULL;
4840 036813ee 2019-05-09 stsp char *parent_path = NULL, *path = NULL;
4841 768aea60 2019-05-09 stsp struct stat sb;
4842 c4296144 2019-05-09 stsp
4843 dae2a678 2021-09-01 stsp if (a->have_staged_files) {
4844 5f8a88c6 2019-08-03 stsp if (staged_status != GOT_STATUS_MODIFY &&
4845 5f8a88c6 2019-08-03 stsp staged_status != GOT_STATUS_ADD &&
4846 5f8a88c6 2019-08-03 stsp staged_status != GOT_STATUS_DELETE)
4847 5f8a88c6 2019-08-03 stsp return NULL;
4848 5f8a88c6 2019-08-03 stsp } else {
4849 5f8a88c6 2019-08-03 stsp if (status == GOT_STATUS_CONFLICT)
4850 5f8a88c6 2019-08-03 stsp return got_error(GOT_ERR_COMMIT_CONFLICT);
4851 c4296144 2019-05-09 stsp
4852 5f8a88c6 2019-08-03 stsp if (status != GOT_STATUS_MODIFY &&
4853 1ebedb77 2019-10-19 stsp status != GOT_STATUS_MODE_CHANGE &&
4854 5f8a88c6 2019-08-03 stsp status != GOT_STATUS_ADD &&
4855 5f8a88c6 2019-08-03 stsp status != GOT_STATUS_DELETE)
4856 5f8a88c6 2019-08-03 stsp return NULL;
4857 5f8a88c6 2019-08-03 stsp }
4858 0b5cc0d6 2019-05-09 stsp
4859 036813ee 2019-05-09 stsp if (asprintf(&path, "/%s", relpath) == -1) {
4860 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4861 036813ee 2019-05-09 stsp goto done;
4862 036813ee 2019-05-09 stsp }
4863 036813ee 2019-05-09 stsp if (strcmp(path, "/") == 0) {
4864 036813ee 2019-05-09 stsp parent_path = strdup("");
4865 69960a46 2019-05-09 stsp if (parent_path == NULL)
4866 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
4867 69960a46 2019-05-09 stsp } else {
4868 69960a46 2019-05-09 stsp err = got_path_dirname(&parent_path, path);
4869 69960a46 2019-05-09 stsp if (err)
4870 69960a46 2019-05-09 stsp return err;
4871 69960a46 2019-05-09 stsp }
4872 c4296144 2019-05-09 stsp
4873 036813ee 2019-05-09 stsp ct = calloc(1, sizeof(*ct));
4874 cf066bf8 2019-05-09 stsp if (ct == NULL) {
4875 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
4876 c4296144 2019-05-09 stsp goto done;
4877 768aea60 2019-05-09 stsp }
4878 768aea60 2019-05-09 stsp
4879 dae2a678 2021-09-01 stsp if (asprintf(&ct->ondisk_path, "%s/%s", a->worktree->root_path,
4880 768aea60 2019-05-09 stsp relpath) == -1) {
4881 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4882 768aea60 2019-05-09 stsp goto done;
4883 768aea60 2019-05-09 stsp }
4884 0aeb8099 2020-07-23 stsp
4885 0aeb8099 2020-07-23 stsp if (staged_status == GOT_STATUS_ADD ||
4886 0aeb8099 2020-07-23 stsp staged_status == GOT_STATUS_MODIFY) {
4887 0aeb8099 2020-07-23 stsp struct got_fileindex_entry *ie;
4888 dae2a678 2021-09-01 stsp ie = got_fileindex_entry_get(a->fileindex, path, strlen(path));
4889 0aeb8099 2020-07-23 stsp switch (got_fileindex_entry_staged_filetype_get(ie)) {
4890 0aeb8099 2020-07-23 stsp case GOT_FILEIDX_MODE_REGULAR_FILE:
4891 0aeb8099 2020-07-23 stsp case GOT_FILEIDX_MODE_BAD_SYMLINK:
4892 0aeb8099 2020-07-23 stsp ct->mode = S_IFREG;
4893 0aeb8099 2020-07-23 stsp break;
4894 0aeb8099 2020-07-23 stsp case GOT_FILEIDX_MODE_SYMLINK:
4895 0aeb8099 2020-07-23 stsp ct->mode = S_IFLNK;
4896 0aeb8099 2020-07-23 stsp break;
4897 0aeb8099 2020-07-23 stsp default:
4898 0aeb8099 2020-07-23 stsp err = got_error_path(path, GOT_ERR_BAD_FILETYPE);
4899 0aeb8099 2020-07-23 stsp goto done;
4900 0aeb8099 2020-07-23 stsp }
4901 0aeb8099 2020-07-23 stsp ct->mode |= got_fileindex_entry_perms_get(ie);
4902 0aeb8099 2020-07-23 stsp } else if (status != GOT_STATUS_DELETE &&
4903 0aeb8099 2020-07-23 stsp staged_status != GOT_STATUS_DELETE) {
4904 12463d8b 2019-12-13 stsp if (dirfd != -1) {
4905 12463d8b 2019-12-13 stsp if (fstatat(dirfd, de_name, &sb,
4906 12463d8b 2019-12-13 stsp AT_SYMLINK_NOFOLLOW) == -1) {
4907 82223ffc 2019-12-13 stsp err = got_error_from_errno2("fstatat",
4908 12463d8b 2019-12-13 stsp ct->ondisk_path);
4909 12463d8b 2019-12-13 stsp goto done;
4910 12463d8b 2019-12-13 stsp }
4911 12463d8b 2019-12-13 stsp } else if (lstat(ct->ondisk_path, &sb) == -1) {
4912 638f9024 2019-05-13 stsp err = got_error_from_errno2("lstat", ct->ondisk_path);
4913 768aea60 2019-05-09 stsp goto done;
4914 768aea60 2019-05-09 stsp }
4915 768aea60 2019-05-09 stsp ct->mode = sb.st_mode;
4916 c4296144 2019-05-09 stsp }
4917 c4296144 2019-05-09 stsp
4918 dae2a678 2021-09-01 stsp if (asprintf(&ct->in_repo_path, "%s%s%s", a->worktree->path_prefix,
4919 dae2a678 2021-09-01 stsp got_path_is_root_dir(a->worktree->path_prefix) ? "" : "/",
4920 44d03001 2019-05-09 stsp relpath) == -1) {
4921 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4922 44d03001 2019-05-09 stsp goto done;
4923 44d03001 2019-05-09 stsp }
4924 44d03001 2019-05-09 stsp
4925 35213c7c 2020-07-23 stsp if (S_ISLNK(ct->mode) && staged_status == GOT_STATUS_NO_CHANGE &&
4926 dae2a678 2021-09-01 stsp status == GOT_STATUS_ADD && !a->allow_bad_symlinks) {
4927 35213c7c 2020-07-23 stsp int is_bad_symlink;
4928 35213c7c 2020-07-23 stsp char target_path[PATH_MAX];
4929 35213c7c 2020-07-23 stsp ssize_t target_len;
4930 35213c7c 2020-07-23 stsp target_len = readlink(ct->ondisk_path, target_path,
4931 35213c7c 2020-07-23 stsp sizeof(target_path));
4932 35213c7c 2020-07-23 stsp if (target_len == -1) {
4933 35213c7c 2020-07-23 stsp err = got_error_from_errno2("readlink",
4934 35213c7c 2020-07-23 stsp ct->ondisk_path);
4935 35213c7c 2020-07-23 stsp goto done;
4936 35213c7c 2020-07-23 stsp }
4937 35213c7c 2020-07-23 stsp err = is_bad_symlink_target(&is_bad_symlink, target_path,
4938 dae2a678 2021-09-01 stsp target_len, ct->ondisk_path, a->worktree->root_path);
4939 35213c7c 2020-07-23 stsp if (err)
4940 35213c7c 2020-07-23 stsp goto done;
4941 35213c7c 2020-07-23 stsp if (is_bad_symlink) {
4942 35213c7c 2020-07-23 stsp err = got_error_path(ct->ondisk_path,
4943 35213c7c 2020-07-23 stsp GOT_ERR_BAD_SYMLINK);
4944 35213c7c 2020-07-23 stsp goto done;
4945 35213c7c 2020-07-23 stsp }
4946 35213c7c 2020-07-23 stsp }
4947 35213c7c 2020-07-23 stsp
4948 35213c7c 2020-07-23 stsp
4949 cf066bf8 2019-05-09 stsp ct->status = status;
4950 5f8a88c6 2019-08-03 stsp ct->staged_status = staged_status;
4951 e75eb4da 2019-05-10 stsp ct->blob_id = NULL; /* will be filled in when blob gets created */
4952 5f8a88c6 2019-08-03 stsp if (ct->status != GOT_STATUS_ADD &&
4953 5f8a88c6 2019-08-03 stsp ct->staged_status != GOT_STATUS_ADD) {
4954 016a88dd 2019-05-13 stsp ct->base_blob_id = got_object_id_dup(blob_id);
4955 c4e12a88 2019-05-13 stsp if (ct->base_blob_id == NULL) {
4956 b416585c 2019-05-13 stsp err = got_error_from_errno("got_object_id_dup");
4957 b416585c 2019-05-13 stsp goto done;
4958 b416585c 2019-05-13 stsp }
4959 b416585c 2019-05-13 stsp ct->base_commit_id = got_object_id_dup(commit_id);
4960 b416585c 2019-05-13 stsp if (ct->base_commit_id == NULL) {
4961 f0b75401 2019-08-03 stsp err = got_error_from_errno("got_object_id_dup");
4962 f0b75401 2019-08-03 stsp goto done;
4963 f0b75401 2019-08-03 stsp }
4964 f0b75401 2019-08-03 stsp }
4965 f0b75401 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_ADD ||
4966 f0b75401 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY) {
4967 f0b75401 2019-08-03 stsp ct->staged_blob_id = got_object_id_dup(staged_blob_id);
4968 f0b75401 2019-08-03 stsp if (ct->staged_blob_id == NULL) {
4969 638f9024 2019-05-13 stsp err = got_error_from_errno("got_object_id_dup");
4970 036813ee 2019-05-09 stsp goto done;
4971 036813ee 2019-05-09 stsp }
4972 ca2503ea 2019-05-09 stsp }
4973 24519714 2019-05-09 stsp ct->path = strdup(path);
4974 24519714 2019-05-09 stsp if (ct->path == NULL) {
4975 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
4976 24519714 2019-05-09 stsp goto done;
4977 24519714 2019-05-09 stsp }
4978 dae2a678 2021-09-01 stsp err = got_pathlist_insert(&new, a->commitable_paths, ct->path, ct);
4979 c4296144 2019-05-09 stsp done:
4980 c42269f6 2019-05-09 stsp if (ct && (err || new == NULL))
4981 ed175427 2019-05-09 stsp free_commitable(ct);
4982 24519714 2019-05-09 stsp free(parent_path);
4983 036813ee 2019-05-09 stsp free(path);
4984 a129376b 2019-03-28 stsp return err;
4985 a129376b 2019-03-28 stsp }
4986 c4296144 2019-05-09 stsp
4987 ba580f68 2020-03-22 stsp static const struct got_error *write_tree(struct got_object_id **, int *,
4988 036813ee 2019-05-09 stsp struct got_tree_object *, const char *, struct got_pathlist_head *,
4989 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
4990 036813ee 2019-05-09 stsp struct got_repository *);
4991 ed175427 2019-05-09 stsp
4992 ed175427 2019-05-09 stsp static const struct got_error *
4993 ba580f68 2020-03-22 stsp write_subtree(struct got_object_id **new_subtree_id, int *nentries,
4994 036813ee 2019-05-09 stsp struct got_tree_entry *te, const char *parent_path,
4995 afa376bf 2019-05-09 stsp struct got_pathlist_head *commitable_paths,
4996 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
4997 afa376bf 2019-05-09 stsp struct got_repository *repo)
4998 ed175427 2019-05-09 stsp {
4999 ed175427 2019-05-09 stsp const struct got_error *err = NULL;
5000 036813ee 2019-05-09 stsp struct got_tree_object *subtree;
5001 036813ee 2019-05-09 stsp char *subpath;
5002 ed175427 2019-05-09 stsp
5003 036813ee 2019-05-09 stsp if (asprintf(&subpath, "%s%s%s", parent_path,
5004 baa7dcfa 2019-05-09 stsp got_path_is_root_dir(parent_path) ? "" : "/", te->name) == -1)
5005 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
5006 ed175427 2019-05-09 stsp
5007 56e0773d 2019-11-28 stsp err = got_object_open_as_tree(&subtree, repo, &te->id);
5008 ed175427 2019-05-09 stsp if (err)
5009 ed175427 2019-05-09 stsp return err;
5010 ed175427 2019-05-09 stsp
5011 ba580f68 2020-03-22 stsp err = write_tree(new_subtree_id, nentries, subtree, subpath,
5012 ba580f68 2020-03-22 stsp commitable_paths, status_cb, status_arg, repo);
5013 036813ee 2019-05-09 stsp got_object_tree_close(subtree);
5014 036813ee 2019-05-09 stsp free(subpath);
5015 036813ee 2019-05-09 stsp return err;
5016 036813ee 2019-05-09 stsp }
5017 ed175427 2019-05-09 stsp
5018 036813ee 2019-05-09 stsp static const struct got_error *
5019 33ad4cbe 2019-05-12 jcs match_ct_parent_path(int *match, struct got_commitable *ct, const char *path)
5020 036813ee 2019-05-09 stsp {
5021 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
5022 036813ee 2019-05-09 stsp char *ct_parent_path = NULL;
5023 ed175427 2019-05-09 stsp
5024 036813ee 2019-05-09 stsp *match = 0;
5025 ed175427 2019-05-09 stsp
5026 e0233cea 2019-07-25 stsp if (strchr(ct->in_repo_path, '/') == NULL) {
5027 0f63689d 2019-05-10 stsp *match = got_path_is_root_dir(path);
5028 0f63689d 2019-05-10 stsp return NULL;
5029 036813ee 2019-05-09 stsp }
5030 0b5cc0d6 2019-05-09 stsp
5031 e0233cea 2019-07-25 stsp err = got_path_dirname(&ct_parent_path, ct->in_repo_path);
5032 0f63689d 2019-05-10 stsp if (err)
5033 0f63689d 2019-05-10 stsp return err;
5034 036813ee 2019-05-09 stsp *match = (strcmp(path, ct_parent_path) == 0);
5035 036813ee 2019-05-09 stsp free(ct_parent_path);
5036 036813ee 2019-05-09 stsp return err;
5037 036813ee 2019-05-09 stsp }
5038 0b5cc0d6 2019-05-09 stsp
5039 768aea60 2019-05-09 stsp static mode_t
5040 33ad4cbe 2019-05-12 jcs get_ct_file_mode(struct got_commitable *ct)
5041 768aea60 2019-05-09 stsp {
5042 3d9a4ec4 2020-07-23 stsp if (S_ISLNK(ct->mode))
5043 3d9a4ec4 2020-07-23 stsp return S_IFLNK;
5044 3d9a4ec4 2020-07-23 stsp
5045 768aea60 2019-05-09 stsp return S_IFREG | (ct->mode & ((S_IRWXU | S_IRWXG | S_IRWXO)));
5046 768aea60 2019-05-09 stsp }
5047 768aea60 2019-05-09 stsp
5048 036813ee 2019-05-09 stsp static const struct got_error *
5049 036813ee 2019-05-09 stsp alloc_modified_blob_tree_entry(struct got_tree_entry **new_te,
5050 33ad4cbe 2019-05-12 jcs struct got_tree_entry *te, struct got_commitable *ct)
5051 036813ee 2019-05-09 stsp {
5052 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
5053 ca2503ea 2019-05-09 stsp
5054 036813ee 2019-05-09 stsp *new_te = NULL;
5055 0b5cc0d6 2019-05-09 stsp
5056 036813ee 2019-05-09 stsp err = got_object_tree_entry_dup(new_te, te);
5057 036813ee 2019-05-09 stsp if (err)
5058 036813ee 2019-05-09 stsp goto done;
5059 0b5cc0d6 2019-05-09 stsp
5060 768aea60 2019-05-09 stsp (*new_te)->mode = get_ct_file_mode(ct);
5061 036813ee 2019-05-09 stsp
5062 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_MODIFY)
5063 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->staged_blob_id,
5064 56e0773d 2019-11-28 stsp sizeof((*new_te)->id));
5065 5f8a88c6 2019-08-03 stsp else
5066 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->blob_id, sizeof((*new_te)->id));
5067 036813ee 2019-05-09 stsp done:
5068 036813ee 2019-05-09 stsp if (err && *new_te) {
5069 56e0773d 2019-11-28 stsp free(*new_te);
5070 036813ee 2019-05-09 stsp *new_te = NULL;
5071 036813ee 2019-05-09 stsp }
5072 036813ee 2019-05-09 stsp return err;
5073 036813ee 2019-05-09 stsp }
5074 036813ee 2019-05-09 stsp
5075 036813ee 2019-05-09 stsp static const struct got_error *
5076 036813ee 2019-05-09 stsp alloc_added_blob_tree_entry(struct got_tree_entry **new_te,
5077 33ad4cbe 2019-05-12 jcs struct got_commitable *ct)
5078 036813ee 2019-05-09 stsp {
5079 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
5080 102b254e 2020-10-19 stsp char *ct_name = NULL;
5081 036813ee 2019-05-09 stsp
5082 036813ee 2019-05-09 stsp *new_te = NULL;
5083 036813ee 2019-05-09 stsp
5084 4229330b 2019-05-10 stsp *new_te = calloc(1, sizeof(**new_te));
5085 036813ee 2019-05-09 stsp if (*new_te == NULL)
5086 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
5087 036813ee 2019-05-09 stsp
5088 102b254e 2020-10-19 stsp err = got_path_basename(&ct_name, ct->path);
5089 102b254e 2020-10-19 stsp if (err)
5090 036813ee 2019-05-09 stsp goto done;
5091 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, ct_name, sizeof((*new_te)->name)) >=
5092 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
5093 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
5094 036813ee 2019-05-09 stsp goto done;
5095 036813ee 2019-05-09 stsp }
5096 036813ee 2019-05-09 stsp
5097 768aea60 2019-05-09 stsp (*new_te)->mode = get_ct_file_mode(ct);
5098 036813ee 2019-05-09 stsp
5099 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_ADD)
5100 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->staged_blob_id,
5101 56e0773d 2019-11-28 stsp sizeof((*new_te)->id));
5102 5f8a88c6 2019-08-03 stsp else
5103 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->blob_id, sizeof((*new_te)->id));
5104 036813ee 2019-05-09 stsp done:
5105 102b254e 2020-10-19 stsp free(ct_name);
5106 036813ee 2019-05-09 stsp if (err && *new_te) {
5107 56e0773d 2019-11-28 stsp free(*new_te);
5108 036813ee 2019-05-09 stsp *new_te = NULL;
5109 036813ee 2019-05-09 stsp }
5110 036813ee 2019-05-09 stsp return err;
5111 036813ee 2019-05-09 stsp }
5112 036813ee 2019-05-09 stsp
5113 036813ee 2019-05-09 stsp static const struct got_error *
5114 036813ee 2019-05-09 stsp insert_tree_entry(struct got_tree_entry *new_te,
5115 036813ee 2019-05-09 stsp struct got_pathlist_head *paths)
5116 036813ee 2019-05-09 stsp {
5117 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
5118 036813ee 2019-05-09 stsp struct got_pathlist_entry *new_pe;
5119 036813ee 2019-05-09 stsp
5120 036813ee 2019-05-09 stsp err = got_pathlist_insert(&new_pe, paths, new_te->name, new_te);
5121 036813ee 2019-05-09 stsp if (err)
5122 036813ee 2019-05-09 stsp return err;
5123 036813ee 2019-05-09 stsp if (new_pe == NULL)
5124 036813ee 2019-05-09 stsp return got_error(GOT_ERR_TREE_DUP_ENTRY);
5125 036813ee 2019-05-09 stsp return NULL;
5126 afa376bf 2019-05-09 stsp }
5127 afa376bf 2019-05-09 stsp
5128 afa376bf 2019-05-09 stsp static const struct got_error *
5129 33ad4cbe 2019-05-12 jcs report_ct_status(struct got_commitable *ct,
5130 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg)
5131 afa376bf 2019-05-09 stsp {
5132 afa376bf 2019-05-09 stsp const char *ct_path = ct->path;
5133 5f8a88c6 2019-08-03 stsp unsigned char status;
5134 ae1e948a 2021-09-28 thomas
5135 ae1e948a 2021-09-28 thomas if (status_cb == NULL) /* no commit progress output desired */
5136 ae1e948a 2021-09-28 thomas return NULL;
5137 5f8a88c6 2019-08-03 stsp
5138 afa376bf 2019-05-09 stsp while (ct_path[0] == '/')
5139 afa376bf 2019-05-09 stsp ct_path++;
5140 5f8a88c6 2019-08-03 stsp
5141 5f8a88c6 2019-08-03 stsp if (ct->staged_status != GOT_STATUS_NO_CHANGE)
5142 5f8a88c6 2019-08-03 stsp status = ct->staged_status;
5143 5f8a88c6 2019-08-03 stsp else
5144 5f8a88c6 2019-08-03 stsp status = ct->status;
5145 5f8a88c6 2019-08-03 stsp
5146 5f8a88c6 2019-08-03 stsp return (*status_cb)(status_arg, status, GOT_STATUS_NO_CHANGE,
5147 12463d8b 2019-12-13 stsp ct_path, ct->blob_id, NULL, NULL, -1, NULL);
5148 036813ee 2019-05-09 stsp }
5149 036813ee 2019-05-09 stsp
5150 036813ee 2019-05-09 stsp static const struct got_error *
5151 44d03001 2019-05-09 stsp match_modified_subtree(int *modified, struct got_tree_entry *te,
5152 44d03001 2019-05-09 stsp const char *base_tree_path, struct got_pathlist_head *commitable_paths)
5153 44d03001 2019-05-09 stsp {
5154 44d03001 2019-05-09 stsp const struct got_error *err = NULL;
5155 44d03001 2019-05-09 stsp struct got_pathlist_entry *pe;
5156 44d03001 2019-05-09 stsp char *te_path;
5157 44d03001 2019-05-09 stsp
5158 44d03001 2019-05-09 stsp *modified = 0;
5159 44d03001 2019-05-09 stsp
5160 44d03001 2019-05-09 stsp if (asprintf(&te_path, "%s%s%s", base_tree_path,
5161 44d03001 2019-05-09 stsp got_path_is_root_dir(base_tree_path) ? "" : "/",
5162 44d03001 2019-05-09 stsp te->name) == -1)
5163 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
5164 44d03001 2019-05-09 stsp
5165 44d03001 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5166 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5167 44d03001 2019-05-09 stsp *modified = got_path_is_child(ct->in_repo_path, te_path,
5168 44d03001 2019-05-09 stsp strlen(te_path));
5169 62d463ca 2020-10-20 naddy if (*modified)
5170 44d03001 2019-05-09 stsp break;
5171 44d03001 2019-05-09 stsp }
5172 44d03001 2019-05-09 stsp
5173 44d03001 2019-05-09 stsp free(te_path);
5174 44d03001 2019-05-09 stsp return err;
5175 44d03001 2019-05-09 stsp }
5176 44d03001 2019-05-09 stsp
5177 44d03001 2019-05-09 stsp static const struct got_error *
5178 33ad4cbe 2019-05-12 jcs match_deleted_or_modified_ct(struct got_commitable **ctp,
5179 036813ee 2019-05-09 stsp struct got_tree_entry *te, const char *base_tree_path,
5180 036813ee 2019-05-09 stsp struct got_pathlist_head *commitable_paths)
5181 036813ee 2019-05-09 stsp {
5182 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
5183 036813ee 2019-05-09 stsp struct got_pathlist_entry *pe;
5184 036813ee 2019-05-09 stsp
5185 036813ee 2019-05-09 stsp *ctp = NULL;
5186 036813ee 2019-05-09 stsp
5187 036813ee 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5188 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5189 036813ee 2019-05-09 stsp char *ct_name = NULL;
5190 036813ee 2019-05-09 stsp int path_matches;
5191 036813ee 2019-05-09 stsp
5192 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_NO_CHANGE) {
5193 5f8a88c6 2019-08-03 stsp if (ct->status != GOT_STATUS_MODIFY &&
5194 1ebedb77 2019-10-19 stsp ct->status != GOT_STATUS_MODE_CHANGE &&
5195 5f8a88c6 2019-08-03 stsp ct->status != GOT_STATUS_DELETE)
5196 5f8a88c6 2019-08-03 stsp continue;
5197 5f8a88c6 2019-08-03 stsp } else {
5198 5f8a88c6 2019-08-03 stsp if (ct->staged_status != GOT_STATUS_MODIFY &&
5199 5f8a88c6 2019-08-03 stsp ct->staged_status != GOT_STATUS_DELETE)
5200 5f8a88c6 2019-08-03 stsp continue;
5201 5f8a88c6 2019-08-03 stsp }
5202 036813ee 2019-05-09 stsp
5203 56e0773d 2019-11-28 stsp if (got_object_id_cmp(ct->base_blob_id, &te->id) != 0)
5204 036813ee 2019-05-09 stsp continue;
5205 036813ee 2019-05-09 stsp
5206 62d463ca 2020-10-20 naddy err = match_ct_parent_path(&path_matches, ct, base_tree_path);
5207 62d463ca 2020-10-20 naddy if (err)
5208 036813ee 2019-05-09 stsp return err;
5209 036813ee 2019-05-09 stsp if (!path_matches)
5210 036813ee 2019-05-09 stsp continue;
5211 036813ee 2019-05-09 stsp
5212 d34b633e 2020-10-19 stsp err = got_path_basename(&ct_name, pe->path);
5213 d34b633e 2020-10-19 stsp if (err)
5214 d34b633e 2020-10-19 stsp return err;
5215 d34b633e 2020-10-19 stsp
5216 d34b633e 2020-10-19 stsp if (strcmp(te->name, ct_name) != 0) {
5217 d34b633e 2020-10-19 stsp free(ct_name);
5218 036813ee 2019-05-09 stsp continue;
5219 d34b633e 2020-10-19 stsp }
5220 d34b633e 2020-10-19 stsp free(ct_name);
5221 036813ee 2019-05-09 stsp
5222 036813ee 2019-05-09 stsp *ctp = ct;
5223 036813ee 2019-05-09 stsp break;
5224 036813ee 2019-05-09 stsp }
5225 2b496619 2019-07-10 stsp
5226 2b496619 2019-07-10 stsp return err;
5227 2b496619 2019-07-10 stsp }
5228 2b496619 2019-07-10 stsp
5229 2b496619 2019-07-10 stsp static const struct got_error *
5230 2b496619 2019-07-10 stsp make_subtree_for_added_blob(struct got_tree_entry **new_tep,
5231 2b496619 2019-07-10 stsp const char *child_path, const char *path_base_tree,
5232 2b496619 2019-07-10 stsp struct got_pathlist_head *commitable_paths,
5233 2b496619 2019-07-10 stsp got_worktree_status_cb status_cb, void *status_arg,
5234 2b496619 2019-07-10 stsp struct got_repository *repo)
5235 2b496619 2019-07-10 stsp {
5236 2b496619 2019-07-10 stsp const struct got_error *err = NULL;
5237 2b496619 2019-07-10 stsp struct got_tree_entry *new_te;
5238 2b496619 2019-07-10 stsp char *subtree_path;
5239 56e0773d 2019-11-28 stsp struct got_object_id *id = NULL;
5240 ba580f68 2020-03-22 stsp int nentries;
5241 2b496619 2019-07-10 stsp
5242 2b496619 2019-07-10 stsp *new_tep = NULL;
5243 2b496619 2019-07-10 stsp
5244 2b496619 2019-07-10 stsp if (asprintf(&subtree_path, "%s%s%s", path_base_tree,
5245 2b496619 2019-07-10 stsp got_path_is_root_dir(path_base_tree) ? "" : "/",
5246 2b496619 2019-07-10 stsp child_path) == -1)
5247 2b496619 2019-07-10 stsp return got_error_from_errno("asprintf");
5248 036813ee 2019-05-09 stsp
5249 2b496619 2019-07-10 stsp new_te = calloc(1, sizeof(*new_te));
5250 d6fca0ba 2019-09-15 hiltjo if (new_te == NULL)
5251 d6fca0ba 2019-09-15 hiltjo return got_error_from_errno("calloc");
5252 2b496619 2019-07-10 stsp new_te->mode = S_IFDIR;
5253 56e0773d 2019-11-28 stsp
5254 56e0773d 2019-11-28 stsp if (strlcpy(new_te->name, child_path, sizeof(new_te->name)) >=
5255 56e0773d 2019-11-28 stsp sizeof(new_te->name)) {
5256 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
5257 2b496619 2019-07-10 stsp goto done;
5258 2b496619 2019-07-10 stsp }
5259 ba580f68 2020-03-22 stsp err = write_tree(&id, &nentries, NULL, subtree_path,
5260 2b496619 2019-07-10 stsp commitable_paths, status_cb, status_arg, repo);
5261 2b496619 2019-07-10 stsp if (err) {
5262 56e0773d 2019-11-28 stsp free(new_te);
5263 2b496619 2019-07-10 stsp goto done;
5264 2b496619 2019-07-10 stsp }
5265 56e0773d 2019-11-28 stsp memcpy(&new_te->id, id, sizeof(new_te->id));
5266 2b496619 2019-07-10 stsp done:
5267 56e0773d 2019-11-28 stsp free(id);
5268 2b496619 2019-07-10 stsp free(subtree_path);
5269 2b496619 2019-07-10 stsp if (err == NULL)
5270 2b496619 2019-07-10 stsp *new_tep = new_te;
5271 036813ee 2019-05-09 stsp return err;
5272 036813ee 2019-05-09 stsp }
5273 036813ee 2019-05-09 stsp
5274 036813ee 2019-05-09 stsp static const struct got_error *
5275 ba580f68 2020-03-22 stsp write_tree(struct got_object_id **new_tree_id, int *nentries,
5276 036813ee 2019-05-09 stsp struct got_tree_object *base_tree, const char *path_base_tree,
5277 036813ee 2019-05-09 stsp struct got_pathlist_head *commitable_paths,
5278 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
5279 036813ee 2019-05-09 stsp struct got_repository *repo)
5280 036813ee 2019-05-09 stsp {
5281 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
5282 036813ee 2019-05-09 stsp struct got_pathlist_head paths;
5283 2f51b5b3 2019-05-09 stsp struct got_tree_entry *te, *new_te = NULL;
5284 036813ee 2019-05-09 stsp struct got_pathlist_entry *pe;
5285 036813ee 2019-05-09 stsp
5286 036813ee 2019-05-09 stsp TAILQ_INIT(&paths);
5287 ba580f68 2020-03-22 stsp *nentries = 0;
5288 036813ee 2019-05-09 stsp
5289 036813ee 2019-05-09 stsp /* Insert, and recurse into, newly added entries first. */
5290 036813ee 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5291 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5292 2f51b5b3 2019-05-09 stsp char *child_path = NULL, *slash;
5293 036813ee 2019-05-09 stsp
5294 5f8a88c6 2019-08-03 stsp if ((ct->status != GOT_STATUS_ADD &&
5295 5f8a88c6 2019-08-03 stsp ct->staged_status != GOT_STATUS_ADD) ||
5296 a3df2849 2019-05-20 stsp (ct->flags & GOT_COMMITABLE_ADDED))
5297 036813ee 2019-05-09 stsp continue;
5298 036813ee 2019-05-09 stsp
5299 62d463ca 2020-10-20 naddy if (!got_path_is_child(ct->in_repo_path, path_base_tree,
5300 62d463ca 2020-10-20 naddy strlen(path_base_tree)))
5301 036813ee 2019-05-09 stsp continue;
5302 036813ee 2019-05-09 stsp
5303 036813ee 2019-05-09 stsp err = got_path_skip_common_ancestor(&child_path, path_base_tree,
5304 f2b0a8b0 2020-07-31 stsp ct->in_repo_path);
5305 036813ee 2019-05-09 stsp if (err)
5306 036813ee 2019-05-09 stsp goto done;
5307 036813ee 2019-05-09 stsp
5308 2f51b5b3 2019-05-09 stsp slash = strchr(child_path, '/');
5309 2f51b5b3 2019-05-09 stsp if (slash == NULL) {
5310 036813ee 2019-05-09 stsp err = alloc_added_blob_tree_entry(&new_te, ct);
5311 036813ee 2019-05-09 stsp if (err)
5312 036813ee 2019-05-09 stsp goto done;
5313 afa376bf 2019-05-09 stsp err = report_ct_status(ct, status_cb, status_arg);
5314 afa376bf 2019-05-09 stsp if (err)
5315 afa376bf 2019-05-09 stsp goto done;
5316 a3df2849 2019-05-20 stsp ct->flags |= GOT_COMMITABLE_ADDED;
5317 2b496619 2019-07-10 stsp err = insert_tree_entry(new_te, &paths);
5318 2b496619 2019-07-10 stsp if (err)
5319 2f51b5b3 2019-05-09 stsp goto done;
5320 ba580f68 2020-03-22 stsp (*nentries)++;
5321 2b496619 2019-07-10 stsp } else {
5322 2b496619 2019-07-10 stsp *slash = '\0'; /* trim trailing path components */
5323 2b496619 2019-07-10 stsp if (base_tree == NULL ||
5324 2b496619 2019-07-10 stsp got_object_tree_find_entry(base_tree, child_path)
5325 2b496619 2019-07-10 stsp == NULL) {
5326 2b496619 2019-07-10 stsp err = make_subtree_for_added_blob(&new_te,
5327 2b496619 2019-07-10 stsp child_path, path_base_tree,
5328 2b496619 2019-07-10 stsp commitable_paths, status_cb, status_arg,
5329 2b496619 2019-07-10 stsp repo);
5330 2b496619 2019-07-10 stsp if (err)
5331 2b496619 2019-07-10 stsp goto done;
5332 2b496619 2019-07-10 stsp err = insert_tree_entry(new_te, &paths);
5333 2b496619 2019-07-10 stsp if (err)
5334 2b496619 2019-07-10 stsp goto done;
5335 ba580f68 2020-03-22 stsp (*nentries)++;
5336 9ba0479c 2019-05-10 stsp }
5337 ed175427 2019-05-09 stsp }
5338 2f51b5b3 2019-05-09 stsp }
5339 2f51b5b3 2019-05-09 stsp
5340 2f51b5b3 2019-05-09 stsp if (base_tree) {
5341 56e0773d 2019-11-28 stsp int i, nbase_entries;
5342 2f51b5b3 2019-05-09 stsp /* Handle modified and deleted entries. */
5343 56e0773d 2019-11-28 stsp nbase_entries = got_object_tree_get_nentries(base_tree);
5344 56e0773d 2019-11-28 stsp for (i = 0; i < nbase_entries; i++) {
5345 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = NULL;
5346 63c5ca5d 2019-08-24 stsp
5347 56e0773d 2019-11-28 stsp te = got_object_tree_get_entry(base_tree, i);
5348 63c5ca5d 2019-08-24 stsp if (got_object_tree_entry_is_submodule(te)) {
5349 63c5ca5d 2019-08-24 stsp /* Entry is a submodule; just copy it. */
5350 63c5ca5d 2019-08-24 stsp err = got_object_tree_entry_dup(&new_te, te);
5351 63c5ca5d 2019-08-24 stsp if (err)
5352 63c5ca5d 2019-08-24 stsp goto done;
5353 63c5ca5d 2019-08-24 stsp err = insert_tree_entry(new_te, &paths);
5354 63c5ca5d 2019-08-24 stsp if (err)
5355 63c5ca5d 2019-08-24 stsp goto done;
5356 ba580f68 2020-03-22 stsp (*nentries)++;
5357 63c5ca5d 2019-08-24 stsp continue;
5358 63c5ca5d 2019-08-24 stsp }
5359 2f51b5b3 2019-05-09 stsp
5360 2f51b5b3 2019-05-09 stsp if (S_ISDIR(te->mode)) {
5361 44d03001 2019-05-09 stsp int modified;
5362 2f51b5b3 2019-05-09 stsp err = got_object_tree_entry_dup(&new_te, te);
5363 036813ee 2019-05-09 stsp if (err)
5364 036813ee 2019-05-09 stsp goto done;
5365 44d03001 2019-05-09 stsp err = match_modified_subtree(&modified, te,
5366 44d03001 2019-05-09 stsp path_base_tree, commitable_paths);
5367 2f51b5b3 2019-05-09 stsp if (err)
5368 2f51b5b3 2019-05-09 stsp goto done;
5369 44d03001 2019-05-09 stsp /* Avoid recursion into unmodified subtrees. */
5370 44d03001 2019-05-09 stsp if (modified) {
5371 56e0773d 2019-11-28 stsp struct got_object_id *new_id;
5372 ba580f68 2020-03-22 stsp int nsubentries;
5373 ba580f68 2020-03-22 stsp err = write_subtree(&new_id,
5374 ba580f68 2020-03-22 stsp &nsubentries, te,
5375 44d03001 2019-05-09 stsp path_base_tree, commitable_paths,
5376 44d03001 2019-05-09 stsp status_cb, status_arg, repo);
5377 44d03001 2019-05-09 stsp if (err)
5378 44d03001 2019-05-09 stsp goto done;
5379 ba580f68 2020-03-22 stsp if (nsubentries == 0) {
5380 ba580f68 2020-03-22 stsp /* All entries were deleted. */
5381 ba580f68 2020-03-22 stsp free(new_id);
5382 ba580f68 2020-03-22 stsp continue;
5383 ba580f68 2020-03-22 stsp }
5384 56e0773d 2019-11-28 stsp memcpy(&new_te->id, new_id,
5385 56e0773d 2019-11-28 stsp sizeof(new_te->id));
5386 56e0773d 2019-11-28 stsp free(new_id);
5387 44d03001 2019-05-09 stsp }
5388 036813ee 2019-05-09 stsp err = insert_tree_entry(new_te, &paths);
5389 036813ee 2019-05-09 stsp if (err)
5390 036813ee 2019-05-09 stsp goto done;
5391 ba580f68 2020-03-22 stsp (*nentries)++;
5392 2f51b5b3 2019-05-09 stsp continue;
5393 036813ee 2019-05-09 stsp }
5394 2f51b5b3 2019-05-09 stsp
5395 2f51b5b3 2019-05-09 stsp err = match_deleted_or_modified_ct(&ct, te,
5396 2f51b5b3 2019-05-09 stsp path_base_tree, commitable_paths);
5397 f66c734c 2019-09-22 stsp if (err)
5398 f66c734c 2019-09-22 stsp goto done;
5399 2f51b5b3 2019-05-09 stsp if (ct) {
5400 2f51b5b3 2019-05-09 stsp /* NB: Deleted entries get dropped here. */
5401 5f8a88c6 2019-08-03 stsp if (ct->status == GOT_STATUS_MODIFY ||
5402 1ebedb77 2019-10-19 stsp ct->status == GOT_STATUS_MODE_CHANGE ||
5403 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY) {
5404 2f51b5b3 2019-05-09 stsp err = alloc_modified_blob_tree_entry(
5405 2f51b5b3 2019-05-09 stsp &new_te, te, ct);
5406 2f51b5b3 2019-05-09 stsp if (err)
5407 2f51b5b3 2019-05-09 stsp goto done;
5408 2f51b5b3 2019-05-09 stsp err = insert_tree_entry(new_te, &paths);
5409 2f51b5b3 2019-05-09 stsp if (err)
5410 2f51b5b3 2019-05-09 stsp goto done;
5411 ba580f68 2020-03-22 stsp (*nentries)++;
5412 2f51b5b3 2019-05-09 stsp }
5413 b416585c 2019-05-13 stsp err = report_ct_status(ct, status_cb,
5414 b416585c 2019-05-13 stsp status_arg);
5415 afa376bf 2019-05-09 stsp if (err)
5416 afa376bf 2019-05-09 stsp goto done;
5417 2f51b5b3 2019-05-09 stsp } else {
5418 2f51b5b3 2019-05-09 stsp /* Entry is unchanged; just copy it. */
5419 2f51b5b3 2019-05-09 stsp err = got_object_tree_entry_dup(&new_te, te);
5420 2f51b5b3 2019-05-09 stsp if (err)
5421 2f51b5b3 2019-05-09 stsp goto done;
5422 2f51b5b3 2019-05-09 stsp err = insert_tree_entry(new_te, &paths);
5423 2f51b5b3 2019-05-09 stsp if (err)
5424 2f51b5b3 2019-05-09 stsp goto done;
5425 ba580f68 2020-03-22 stsp (*nentries)++;
5426 2f51b5b3 2019-05-09 stsp }
5427 ca2503ea 2019-05-09 stsp }
5428 ed175427 2019-05-09 stsp }
5429 0b5cc0d6 2019-05-09 stsp
5430 036813ee 2019-05-09 stsp /* Write new list of entries; deleted entries have been dropped. */
5431 ba580f68 2020-03-22 stsp err = got_object_tree_create(new_tree_id, &paths, *nentries, repo);
5432 ed175427 2019-05-09 stsp done:
5433 036813ee 2019-05-09 stsp got_pathlist_free(&paths);
5434 2e1fa222 2020-07-23 stsp return err;
5435 2e1fa222 2020-07-23 stsp }
5436 2e1fa222 2020-07-23 stsp
5437 2e1fa222 2020-07-23 stsp static const struct got_error *
5438 437adc9d 2020-12-10 yzhong update_fileindex_after_commit(struct got_worktree *worktree,
5439 437adc9d 2020-12-10 yzhong struct got_pathlist_head *commitable_paths,
5440 437adc9d 2020-12-10 yzhong struct got_object_id *new_base_commit_id,
5441 437adc9d 2020-12-10 yzhong struct got_fileindex *fileindex, int have_staged_files)
5442 ebf99748 2019-05-09 stsp {
5443 8ec7bf54 2019-07-12 stsp const struct got_error *err = NULL;
5444 ebf99748 2019-05-09 stsp struct got_pathlist_entry *pe;
5445 437adc9d 2020-12-10 yzhong char *relpath = NULL;
5446 ebf99748 2019-05-09 stsp
5447 ebf99748 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5448 ebf99748 2019-05-09 stsp struct got_fileindex_entry *ie;
5449 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5450 ebf99748 2019-05-09 stsp
5451 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(fileindex, pe->path, pe->path_len);
5452 437adc9d 2020-12-10 yzhong
5453 437adc9d 2020-12-10 yzhong err = got_path_skip_common_ancestor(&relpath,
5454 437adc9d 2020-12-10 yzhong worktree->root_path, ct->ondisk_path);
5455 437adc9d 2020-12-10 yzhong if (err)
5456 437adc9d 2020-12-10 yzhong goto done;
5457 437adc9d 2020-12-10 yzhong
5458 ebf99748 2019-05-09 stsp if (ie) {
5459 5f8a88c6 2019-08-03 stsp if (ct->status == GOT_STATUS_DELETE ||
5460 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_DELETE) {
5461 ebf99748 2019-05-09 stsp got_fileindex_entry_remove(fileindex, ie);
5462 5f8a88c6 2019-08-03 stsp } else if (ct->staged_status == GOT_STATUS_ADD ||
5463 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY) {
5464 5f8a88c6 2019-08-03 stsp got_fileindex_entry_stage_set(ie,
5465 5f8a88c6 2019-08-03 stsp GOT_FILEIDX_STAGE_NONE);
5466 2ac8aa02 2020-11-09 stsp got_fileindex_entry_staged_filetype_set(ie, 0);
5467 437adc9d 2020-12-10 yzhong
5468 5f8a88c6 2019-08-03 stsp err = got_fileindex_entry_update(ie,
5469 437adc9d 2020-12-10 yzhong worktree->root_fd, relpath,
5470 437adc9d 2020-12-10 yzhong ct->staged_blob_id->sha1,
5471 72fd46fa 2019-09-06 stsp new_base_commit_id->sha1,
5472 72fd46fa 2019-09-06 stsp !have_staged_files);
5473 ebf99748 2019-05-09 stsp } else
5474 ebf99748 2019-05-09 stsp err = got_fileindex_entry_update(ie,
5475 437adc9d 2020-12-10 yzhong worktree->root_fd, relpath,
5476 437adc9d 2020-12-10 yzhong ct->blob_id->sha1,
5477 72fd46fa 2019-09-06 stsp new_base_commit_id->sha1,
5478 72fd46fa 2019-09-06 stsp !have_staged_files);
5479 ebf99748 2019-05-09 stsp } else {
5480 3969253a 2020-03-07 stsp err = got_fileindex_entry_alloc(&ie, pe->path);
5481 ebf99748 2019-05-09 stsp if (err)
5482 437adc9d 2020-12-10 yzhong goto done;
5483 437adc9d 2020-12-10 yzhong err = got_fileindex_entry_update(ie,
5484 437adc9d 2020-12-10 yzhong worktree->root_fd, relpath, ct->blob_id->sha1,
5485 437adc9d 2020-12-10 yzhong new_base_commit_id->sha1, 1);
5486 3969253a 2020-03-07 stsp if (err) {
5487 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
5488 437adc9d 2020-12-10 yzhong goto done;
5489 3969253a 2020-03-07 stsp }
5490 3969253a 2020-03-07 stsp err = got_fileindex_entry_add(fileindex, ie);
5491 3969253a 2020-03-07 stsp if (err) {
5492 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
5493 437adc9d 2020-12-10 yzhong goto done;
5494 3969253a 2020-03-07 stsp }
5495 ebf99748 2019-05-09 stsp }
5496 437adc9d 2020-12-10 yzhong free(relpath);
5497 437adc9d 2020-12-10 yzhong relpath = NULL;
5498 ebf99748 2019-05-09 stsp }
5499 437adc9d 2020-12-10 yzhong done:
5500 437adc9d 2020-12-10 yzhong free(relpath);
5501 d56d26ce 2019-05-10 stsp return err;
5502 d56d26ce 2019-05-10 stsp }
5503 735ef5ac 2019-08-03 stsp
5504 d56d26ce 2019-05-10 stsp
5505 d56d26ce 2019-05-10 stsp static const struct got_error *
5506 735ef5ac 2019-08-03 stsp check_out_of_date(const char *in_repo_path, unsigned char status,
5507 5f8a88c6 2019-08-03 stsp unsigned char staged_status, struct got_object_id *base_blob_id,
5508 5f8a88c6 2019-08-03 stsp struct got_object_id *base_commit_id,
5509 735ef5ac 2019-08-03 stsp struct got_object_id *head_commit_id, struct got_repository *repo,
5510 735ef5ac 2019-08-03 stsp int ood_errcode)
5511 d56d26ce 2019-05-10 stsp {
5512 d56d26ce 2019-05-10 stsp const struct got_error *err = NULL;
5513 9bead371 2019-07-28 stsp struct got_object_id *id = NULL;
5514 1a36436d 2019-06-10 stsp
5515 5f8a88c6 2019-08-03 stsp if (status != GOT_STATUS_ADD && staged_status != GOT_STATUS_ADD) {
5516 1a36436d 2019-06-10 stsp /* Trivial case: base commit == head commit */
5517 735ef5ac 2019-08-03 stsp if (got_object_id_cmp(base_commit_id, head_commit_id) == 0)
5518 1a36436d 2019-06-10 stsp return NULL;
5519 9bead371 2019-07-28 stsp /*
5520 9bead371 2019-07-28 stsp * Ensure file content which local changes were based
5521 9bead371 2019-07-28 stsp * on matches file content in the branch head.
5522 9bead371 2019-07-28 stsp */
5523 735ef5ac 2019-08-03 stsp err = got_object_id_by_path(&id, repo, head_commit_id,
5524 735ef5ac 2019-08-03 stsp in_repo_path);
5525 9bead371 2019-07-28 stsp if (err) {
5526 aa9f8247 2019-08-05 stsp if (err->code == GOT_ERR_NO_TREE_ENTRY)
5527 aa9f8247 2019-08-05 stsp err = got_error(ood_errcode);
5528 1a36436d 2019-06-10 stsp goto done;
5529 735ef5ac 2019-08-03 stsp } else if (got_object_id_cmp(id, base_blob_id) != 0)
5530 735ef5ac 2019-08-03 stsp err = got_error(ood_errcode);
5531 1a36436d 2019-06-10 stsp } else {
5532 1a36436d 2019-06-10 stsp /* Require that added files don't exist in the branch head. */
5533 735ef5ac 2019-08-03 stsp err = got_object_id_by_path(&id, repo, head_commit_id,
5534 735ef5ac 2019-08-03 stsp in_repo_path);
5535 1a36436d 2019-06-10 stsp if (err && err->code != GOT_ERR_NO_TREE_ENTRY)
5536 1a36436d 2019-06-10 stsp goto done;
5537 735ef5ac 2019-08-03 stsp err = id ? got_error(ood_errcode) : NULL;
5538 1a36436d 2019-06-10 stsp }
5539 1a36436d 2019-06-10 stsp done:
5540 1a36436d 2019-06-10 stsp free(id);
5541 1a36436d 2019-06-10 stsp return err;
5542 ebf99748 2019-05-09 stsp }
5543 ebf99748 2019-05-09 stsp
5544 c4296144 2019-05-09 stsp const struct got_error *
5545 39cd0ff6 2019-07-12 stsp commit_worktree(struct got_object_id **new_commit_id,
5546 39cd0ff6 2019-07-12 stsp struct got_pathlist_head *commitable_paths,
5547 10604dce 2021-09-24 thomas struct got_object_id *head_commit_id,
5548 10604dce 2021-09-24 thomas struct got_object_id *parent_id2,
5549 10604dce 2021-09-24 thomas struct got_worktree *worktree,
5550 5c1e53bc 2019-07-28 stsp const char *author, const char *committer,
5551 33ad4cbe 2019-05-12 jcs got_worktree_commit_msg_cb commit_msg_cb, void *commit_arg,
5552 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
5553 afa376bf 2019-05-09 stsp struct got_repository *repo)
5554 c4296144 2019-05-09 stsp {
5555 39cd0ff6 2019-07-12 stsp const struct got_error *err = NULL, *unlockerr = NULL;
5556 c4296144 2019-05-09 stsp struct got_pathlist_entry *pe;
5557 bc70eb79 2019-05-09 stsp const char *head_ref_name = NULL;
5558 588edf97 2019-05-10 stsp struct got_commit_object *head_commit = NULL;
5559 09f5bd90 2019-05-09 stsp struct got_reference *head_ref2 = NULL;
5560 09f5bd90 2019-05-09 stsp struct got_object_id *head_commit_id2 = NULL;
5561 588edf97 2019-05-10 stsp struct got_tree_object *head_tree = NULL;
5562 036813ee 2019-05-09 stsp struct got_object_id *new_tree_id = NULL;
5563 10604dce 2021-09-24 thomas int nentries, nparents = 0;
5564 de18fc63 2019-05-09 stsp struct got_object_id_queue parent_ids;
5565 de18fc63 2019-05-09 stsp struct got_object_qid *pid = NULL;
5566 33ad4cbe 2019-05-12 jcs char *logmsg = NULL;
5567 c4296144 2019-05-09 stsp
5568 c4296144 2019-05-09 stsp *new_commit_id = NULL;
5569 c4296144 2019-05-09 stsp
5570 dbdddfee 2021-06-23 naddy STAILQ_INIT(&parent_ids);
5571 675c7539 2019-05-09 stsp
5572 588edf97 2019-05-10 stsp err = got_object_open_as_commit(&head_commit, repo, head_commit_id);
5573 588edf97 2019-05-10 stsp if (err)
5574 588edf97 2019-05-10 stsp goto done;
5575 de18fc63 2019-05-09 stsp
5576 588edf97 2019-05-10 stsp err = got_object_open_as_tree(&head_tree, repo, head_commit->tree_id);
5577 588edf97 2019-05-10 stsp if (err)
5578 588edf97 2019-05-10 stsp goto done;
5579 588edf97 2019-05-10 stsp
5580 33ad4cbe 2019-05-12 jcs if (commit_msg_cb != NULL) {
5581 39cd0ff6 2019-07-12 stsp err = commit_msg_cb(commitable_paths, &logmsg, commit_arg);
5582 33ad4cbe 2019-05-12 jcs if (err)
5583 33ad4cbe 2019-05-12 jcs goto done;
5584 33ad4cbe 2019-05-12 jcs }
5585 c4296144 2019-05-09 stsp
5586 33ad4cbe 2019-05-12 jcs if (logmsg == NULL || strlen(logmsg) == 0) {
5587 33ad4cbe 2019-05-12 jcs err = got_error(GOT_ERR_COMMIT_MSG_EMPTY);
5588 33ad4cbe 2019-05-12 jcs goto done;
5589 33ad4cbe 2019-05-12 jcs }
5590 33ad4cbe 2019-05-12 jcs
5591 cf066bf8 2019-05-09 stsp /* Create blobs from added and modified files and record their IDs. */
5592 39cd0ff6 2019-07-12 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5593 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5594 cf066bf8 2019-05-09 stsp char *ondisk_path;
5595 cf066bf8 2019-05-09 stsp
5596 5f8a88c6 2019-08-03 stsp /* Blobs for staged files already exist. */
5597 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_ADD ||
5598 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY)
5599 5f8a88c6 2019-08-03 stsp continue;
5600 5f8a88c6 2019-08-03 stsp
5601 cf066bf8 2019-05-09 stsp if (ct->status != GOT_STATUS_ADD &&
5602 1ebedb77 2019-10-19 stsp ct->status != GOT_STATUS_MODIFY &&
5603 1ebedb77 2019-10-19 stsp ct->status != GOT_STATUS_MODE_CHANGE)
5604 cf066bf8 2019-05-09 stsp continue;
5605 cf066bf8 2019-05-09 stsp
5606 cf066bf8 2019-05-09 stsp if (asprintf(&ondisk_path, "%s/%s",
5607 cf066bf8 2019-05-09 stsp worktree->root_path, pe->path) == -1) {
5608 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
5609 cf066bf8 2019-05-09 stsp goto done;
5610 cf066bf8 2019-05-09 stsp }
5611 e75eb4da 2019-05-10 stsp err = got_object_blob_create(&ct->blob_id, ondisk_path, repo);
5612 2e1fa222 2020-07-23 stsp free(ondisk_path);
5613 2e1fa222 2020-07-23 stsp if (err)
5614 cf066bf8 2019-05-09 stsp goto done;
5615 cf066bf8 2019-05-09 stsp }
5616 036813ee 2019-05-09 stsp
5617 036813ee 2019-05-09 stsp /* Recursively write new tree objects. */
5618 ba580f68 2020-03-22 stsp err = write_tree(&new_tree_id, &nentries, head_tree, "/",
5619 ba580f68 2020-03-22 stsp commitable_paths, status_cb, status_arg, repo);
5620 036813ee 2019-05-09 stsp if (err)
5621 036813ee 2019-05-09 stsp goto done;
5622 036813ee 2019-05-09 stsp
5623 de18fc63 2019-05-09 stsp err = got_object_qid_alloc(&pid, worktree->base_commit_id);
5624 de18fc63 2019-05-09 stsp if (err)
5625 de18fc63 2019-05-09 stsp goto done;
5626 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&parent_ids, pid, entry);
5627 10604dce 2021-09-24 thomas nparents++;
5628 10604dce 2021-09-24 thomas if (parent_id2) {
5629 10604dce 2021-09-24 thomas err = got_object_qid_alloc(&pid, parent_id2);
5630 10604dce 2021-09-24 thomas if (err)
5631 10604dce 2021-09-24 thomas goto done;
5632 10604dce 2021-09-24 thomas STAILQ_INSERT_TAIL(&parent_ids, pid, entry);
5633 10604dce 2021-09-24 thomas nparents++;
5634 10604dce 2021-09-24 thomas }
5635 de18fc63 2019-05-09 stsp err = got_object_commit_create(new_commit_id, new_tree_id, &parent_ids,
5636 10604dce 2021-09-24 thomas nparents, author, time(NULL), committer, time(NULL), logmsg, repo);
5637 33ad4cbe 2019-05-12 jcs if (logmsg != NULL)
5638 33ad4cbe 2019-05-12 jcs free(logmsg);
5639 9d40349a 2019-05-09 stsp if (err)
5640 9d40349a 2019-05-09 stsp goto done;
5641 9d40349a 2019-05-09 stsp
5642 09f5bd90 2019-05-09 stsp /* Check if a concurrent commit to our branch has occurred. */
5643 bc70eb79 2019-05-09 stsp head_ref_name = got_worktree_get_head_ref_name(worktree);
5644 bc70eb79 2019-05-09 stsp if (head_ref_name == NULL) {
5645 638f9024 2019-05-13 stsp err = got_error_from_errno("got_worktree_get_head_ref_name");
5646 09f5bd90 2019-05-09 stsp goto done;
5647 09f5bd90 2019-05-09 stsp }
5648 2f17228e 2019-05-12 stsp /* Lock the reference here to prevent concurrent modification. */
5649 2f17228e 2019-05-12 stsp err = got_ref_open(&head_ref2, repo, head_ref_name, 1);
5650 09f5bd90 2019-05-09 stsp if (err)
5651 09f5bd90 2019-05-09 stsp goto done;
5652 09f5bd90 2019-05-09 stsp err = got_ref_resolve(&head_commit_id2, repo, head_ref2);
5653 ebf99748 2019-05-09 stsp if (err)
5654 ebf99748 2019-05-09 stsp goto done;
5655 09f5bd90 2019-05-09 stsp if (got_object_id_cmp(head_commit_id, head_commit_id2) != 0) {
5656 09f5bd90 2019-05-09 stsp err = got_error(GOT_ERR_COMMIT_HEAD_CHANGED);
5657 09f5bd90 2019-05-09 stsp goto done;
5658 09f5bd90 2019-05-09 stsp }
5659 09f5bd90 2019-05-09 stsp /* Update branch head in repository. */
5660 2f17228e 2019-05-12 stsp err = got_ref_change_ref(head_ref2, *new_commit_id);
5661 f2c16586 2019-05-09 stsp if (err)
5662 f2c16586 2019-05-09 stsp goto done;
5663 2f17228e 2019-05-12 stsp err = got_ref_write(head_ref2, repo);
5664 f2c16586 2019-05-09 stsp if (err)
5665 f2c16586 2019-05-09 stsp goto done;
5666 f2c16586 2019-05-09 stsp
5667 09f5bd90 2019-05-09 stsp err = got_worktree_set_base_commit_id(worktree, repo, *new_commit_id);
5668 09f5bd90 2019-05-09 stsp if (err)
5669 09f5bd90 2019-05-09 stsp goto done;
5670 09f5bd90 2019-05-09 stsp
5671 ebf99748 2019-05-09 stsp err = ref_base_commit(worktree, repo);
5672 ebf99748 2019-05-09 stsp if (err)
5673 ebf99748 2019-05-09 stsp goto done;
5674 c4296144 2019-05-09 stsp done:
5675 10604dce 2021-09-24 thomas got_object_id_queue_free(&parent_ids);
5676 588edf97 2019-05-10 stsp if (head_tree)
5677 588edf97 2019-05-10 stsp got_object_tree_close(head_tree);
5678 588edf97 2019-05-10 stsp if (head_commit)
5679 588edf97 2019-05-10 stsp got_object_commit_close(head_commit);
5680 09f5bd90 2019-05-09 stsp free(head_commit_id2);
5681 2f17228e 2019-05-12 stsp if (head_ref2) {
5682 2f17228e 2019-05-12 stsp unlockerr = got_ref_unlock(head_ref2);
5683 2f17228e 2019-05-12 stsp if (unlockerr && err == NULL)
5684 2f17228e 2019-05-12 stsp err = unlockerr;
5685 09f5bd90 2019-05-09 stsp got_ref_close(head_ref2);
5686 39cd0ff6 2019-07-12 stsp }
5687 39cd0ff6 2019-07-12 stsp return err;
5688 39cd0ff6 2019-07-12 stsp }
5689 5c1e53bc 2019-07-28 stsp
5690 5c1e53bc 2019-07-28 stsp static const struct got_error *
5691 5c1e53bc 2019-07-28 stsp check_path_is_commitable(const char *path,
5692 5c1e53bc 2019-07-28 stsp struct got_pathlist_head *commitable_paths)
5693 5c1e53bc 2019-07-28 stsp {
5694 5c1e53bc 2019-07-28 stsp struct got_pathlist_entry *cpe = NULL;
5695 5c1e53bc 2019-07-28 stsp size_t path_len = strlen(path);
5696 39cd0ff6 2019-07-12 stsp
5697 5c1e53bc 2019-07-28 stsp TAILQ_FOREACH(cpe, commitable_paths, entry) {
5698 5c1e53bc 2019-07-28 stsp struct got_commitable *ct = cpe->data;
5699 5c1e53bc 2019-07-28 stsp const char *ct_path = ct->path;
5700 5c1e53bc 2019-07-28 stsp
5701 5c1e53bc 2019-07-28 stsp while (ct_path[0] == '/')
5702 5c1e53bc 2019-07-28 stsp ct_path++;
5703 5c1e53bc 2019-07-28 stsp
5704 5c1e53bc 2019-07-28 stsp if (strcmp(path, ct_path) == 0 ||
5705 5c1e53bc 2019-07-28 stsp got_path_is_child(ct_path, path, path_len))
5706 5c1e53bc 2019-07-28 stsp break;
5707 5c1e53bc 2019-07-28 stsp }
5708 5c1e53bc 2019-07-28 stsp
5709 5c1e53bc 2019-07-28 stsp if (cpe == NULL)
5710 5c1e53bc 2019-07-28 stsp return got_error_path(path, GOT_ERR_BAD_PATH);
5711 5c1e53bc 2019-07-28 stsp
5712 5c1e53bc 2019-07-28 stsp return NULL;
5713 5c1e53bc 2019-07-28 stsp }
5714 5c1e53bc 2019-07-28 stsp
5715 f0b75401 2019-08-03 stsp static const struct got_error *
5716 f0b75401 2019-08-03 stsp check_staged_file(void *arg, struct got_fileindex_entry *ie)
5717 f0b75401 2019-08-03 stsp {
5718 f0b75401 2019-08-03 stsp int *have_staged_files = arg;
5719 f0b75401 2019-08-03 stsp
5720 f0b75401 2019-08-03 stsp if (got_fileindex_entry_stage_get(ie) != GOT_FILEIDX_STAGE_NONE) {
5721 f0b75401 2019-08-03 stsp *have_staged_files = 1;
5722 f0b75401 2019-08-03 stsp return got_error(GOT_ERR_CANCELLED);
5723 f0b75401 2019-08-03 stsp }
5724 f0b75401 2019-08-03 stsp
5725 f0b75401 2019-08-03 stsp return NULL;
5726 f0b75401 2019-08-03 stsp }
5727 f0b75401 2019-08-03 stsp
5728 5f8a88c6 2019-08-03 stsp static const struct got_error *
5729 5f8a88c6 2019-08-03 stsp check_non_staged_files(struct got_fileindex *fileindex,
5730 5f8a88c6 2019-08-03 stsp struct got_pathlist_head *paths)
5731 5f8a88c6 2019-08-03 stsp {
5732 5f8a88c6 2019-08-03 stsp struct got_pathlist_entry *pe;
5733 5f8a88c6 2019-08-03 stsp struct got_fileindex_entry *ie;
5734 5f8a88c6 2019-08-03 stsp
5735 5f8a88c6 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
5736 5f8a88c6 2019-08-03 stsp if (pe->path[0] == '\0')
5737 5f8a88c6 2019-08-03 stsp continue;
5738 5f8a88c6 2019-08-03 stsp ie = got_fileindex_entry_get(fileindex, pe->path, pe->path_len);
5739 5f8a88c6 2019-08-03 stsp if (ie == NULL)
5740 5f8a88c6 2019-08-03 stsp return got_error_path(pe->path, GOT_ERR_BAD_PATH);
5741 5f8a88c6 2019-08-03 stsp if (got_fileindex_entry_stage_get(ie) == GOT_FILEIDX_STAGE_NONE)
5742 5f8a88c6 2019-08-03 stsp return got_error_path(pe->path,
5743 5f8a88c6 2019-08-03 stsp GOT_ERR_FILE_NOT_STAGED);
5744 5f8a88c6 2019-08-03 stsp }
5745 5f8a88c6 2019-08-03 stsp
5746 5f8a88c6 2019-08-03 stsp return NULL;
5747 5f8a88c6 2019-08-03 stsp }
5748 5f8a88c6 2019-08-03 stsp
5749 39cd0ff6 2019-07-12 stsp const struct got_error *
5750 39cd0ff6 2019-07-12 stsp got_worktree_commit(struct got_object_id **new_commit_id,
5751 5c1e53bc 2019-07-28 stsp struct got_worktree *worktree, struct got_pathlist_head *paths,
5752 35213c7c 2020-07-23 stsp const char *author, const char *committer, int allow_bad_symlinks,
5753 39cd0ff6 2019-07-12 stsp got_worktree_commit_msg_cb commit_msg_cb, void *commit_arg,
5754 39cd0ff6 2019-07-12 stsp got_worktree_status_cb status_cb, void *status_arg,
5755 39cd0ff6 2019-07-12 stsp struct got_repository *repo)
5756 39cd0ff6 2019-07-12 stsp {
5757 39cd0ff6 2019-07-12 stsp const struct got_error *err = NULL, *unlockerr = NULL, *sync_err;
5758 39cd0ff6 2019-07-12 stsp struct got_fileindex *fileindex = NULL;
5759 5c1e53bc 2019-07-28 stsp char *fileindex_path = NULL;
5760 39cd0ff6 2019-07-12 stsp struct got_pathlist_head commitable_paths;
5761 39cd0ff6 2019-07-12 stsp struct collect_commitables_arg cc_arg;
5762 39cd0ff6 2019-07-12 stsp struct got_pathlist_entry *pe;
5763 39cd0ff6 2019-07-12 stsp struct got_reference *head_ref = NULL;
5764 39cd0ff6 2019-07-12 stsp struct got_object_id *head_commit_id = NULL;
5765 f0b75401 2019-08-03 stsp int have_staged_files = 0;
5766 39cd0ff6 2019-07-12 stsp
5767 39cd0ff6 2019-07-12 stsp *new_commit_id = NULL;
5768 39cd0ff6 2019-07-12 stsp
5769 39cd0ff6 2019-07-12 stsp TAILQ_INIT(&commitable_paths);
5770 39cd0ff6 2019-07-12 stsp
5771 39cd0ff6 2019-07-12 stsp err = lock_worktree(worktree, LOCK_EX);
5772 39cd0ff6 2019-07-12 stsp if (err)
5773 39cd0ff6 2019-07-12 stsp goto done;
5774 39cd0ff6 2019-07-12 stsp
5775 39cd0ff6 2019-07-12 stsp err = got_ref_open(&head_ref, repo, worktree->head_ref_name, 0);
5776 39cd0ff6 2019-07-12 stsp if (err)
5777 39cd0ff6 2019-07-12 stsp goto done;
5778 39cd0ff6 2019-07-12 stsp
5779 39cd0ff6 2019-07-12 stsp err = got_ref_resolve(&head_commit_id, repo, head_ref);
5780 39cd0ff6 2019-07-12 stsp if (err)
5781 39cd0ff6 2019-07-12 stsp goto done;
5782 39cd0ff6 2019-07-12 stsp
5783 39cd0ff6 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
5784 39cd0ff6 2019-07-12 stsp if (err)
5785 39cd0ff6 2019-07-12 stsp goto done;
5786 39cd0ff6 2019-07-12 stsp
5787 5f8a88c6 2019-08-03 stsp err = got_fileindex_for_each_entry_safe(fileindex, check_staged_file,
5788 5f8a88c6 2019-08-03 stsp &have_staged_files);
5789 5f8a88c6 2019-08-03 stsp if (err && err->code != GOT_ERR_CANCELLED)
5790 5f8a88c6 2019-08-03 stsp goto done;
5791 5f8a88c6 2019-08-03 stsp if (have_staged_files) {
5792 5f8a88c6 2019-08-03 stsp err = check_non_staged_files(fileindex, paths);
5793 5f8a88c6 2019-08-03 stsp if (err)
5794 5f8a88c6 2019-08-03 stsp goto done;
5795 5f8a88c6 2019-08-03 stsp }
5796 5f8a88c6 2019-08-03 stsp
5797 39cd0ff6 2019-07-12 stsp cc_arg.commitable_paths = &commitable_paths;
5798 39cd0ff6 2019-07-12 stsp cc_arg.worktree = worktree;
5799 0aeb8099 2020-07-23 stsp cc_arg.fileindex = fileindex;
5800 39cd0ff6 2019-07-12 stsp cc_arg.repo = repo;
5801 5f8a88c6 2019-08-03 stsp cc_arg.have_staged_files = have_staged_files;
5802 35213c7c 2020-07-23 stsp cc_arg.allow_bad_symlinks = allow_bad_symlinks;
5803 5c1e53bc 2019-07-28 stsp TAILQ_FOREACH(pe, paths, entry) {
5804 5c1e53bc 2019-07-28 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
5805 6092c299 2021-10-04 thomas collect_commitables, &cc_arg, NULL, NULL, 1, 0);
5806 5c1e53bc 2019-07-28 stsp if (err)
5807 5c1e53bc 2019-07-28 stsp goto done;
5808 5c1e53bc 2019-07-28 stsp }
5809 39cd0ff6 2019-07-12 stsp
5810 39cd0ff6 2019-07-12 stsp if (TAILQ_EMPTY(&commitable_paths)) {
5811 39cd0ff6 2019-07-12 stsp err = got_error(GOT_ERR_COMMIT_NO_CHANGES);
5812 39cd0ff6 2019-07-12 stsp goto done;
5813 5c1e53bc 2019-07-28 stsp }
5814 5c1e53bc 2019-07-28 stsp
5815 5c1e53bc 2019-07-28 stsp TAILQ_FOREACH(pe, paths, entry) {
5816 5c1e53bc 2019-07-28 stsp err = check_path_is_commitable(pe->path, &commitable_paths);
5817 5c1e53bc 2019-07-28 stsp if (err)
5818 5c1e53bc 2019-07-28 stsp goto done;
5819 39cd0ff6 2019-07-12 stsp }
5820 f0b75401 2019-08-03 stsp
5821 b50cabdf 2019-07-12 stsp TAILQ_FOREACH(pe, &commitable_paths, entry) {
5822 b50cabdf 2019-07-12 stsp struct got_commitable *ct = pe->data;
5823 f0b75401 2019-08-03 stsp const char *ct_path = ct->in_repo_path;
5824 f0b75401 2019-08-03 stsp
5825 f0b75401 2019-08-03 stsp while (ct_path[0] == '/')
5826 f0b75401 2019-08-03 stsp ct_path++;
5827 f0b75401 2019-08-03 stsp err = check_out_of_date(ct_path, ct->status,
5828 5f8a88c6 2019-08-03 stsp ct->staged_status, ct->base_blob_id, ct->base_commit_id,
5829 5f8a88c6 2019-08-03 stsp head_commit_id, repo, GOT_ERR_COMMIT_OUT_OF_DATE);
5830 b50cabdf 2019-07-12 stsp if (err)
5831 b50cabdf 2019-07-12 stsp goto done;
5832 f0b75401 2019-08-03 stsp
5833 b50cabdf 2019-07-12 stsp }
5834 b50cabdf 2019-07-12 stsp
5835 39cd0ff6 2019-07-12 stsp err = commit_worktree(new_commit_id, &commitable_paths,
5836 10604dce 2021-09-24 thomas head_commit_id, NULL, worktree, author, committer,
5837 39cd0ff6 2019-07-12 stsp commit_msg_cb, commit_arg, status_cb, status_arg, repo);
5838 39cd0ff6 2019-07-12 stsp if (err)
5839 39cd0ff6 2019-07-12 stsp goto done;
5840 39cd0ff6 2019-07-12 stsp
5841 437adc9d 2020-12-10 yzhong err = update_fileindex_after_commit(worktree, &commitable_paths,
5842 437adc9d 2020-12-10 yzhong *new_commit_id, fileindex, have_staged_files);
5843 39cd0ff6 2019-07-12 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
5844 39cd0ff6 2019-07-12 stsp if (sync_err && err == NULL)
5845 39cd0ff6 2019-07-12 stsp err = sync_err;
5846 39cd0ff6 2019-07-12 stsp done:
5847 39cd0ff6 2019-07-12 stsp if (fileindex)
5848 39cd0ff6 2019-07-12 stsp got_fileindex_free(fileindex);
5849 39cd0ff6 2019-07-12 stsp free(fileindex_path);
5850 39cd0ff6 2019-07-12 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
5851 39cd0ff6 2019-07-12 stsp if (unlockerr && err == NULL)
5852 39cd0ff6 2019-07-12 stsp err = unlockerr;
5853 39cd0ff6 2019-07-12 stsp TAILQ_FOREACH(pe, &commitable_paths, entry) {
5854 39cd0ff6 2019-07-12 stsp struct got_commitable *ct = pe->data;
5855 39cd0ff6 2019-07-12 stsp free_commitable(ct);
5856 39cd0ff6 2019-07-12 stsp }
5857 39cd0ff6 2019-07-12 stsp got_pathlist_free(&commitable_paths);
5858 c4296144 2019-05-09 stsp return err;
5859 8656d6c4 2019-05-20 stsp }
5860 8656d6c4 2019-05-20 stsp
5861 8656d6c4 2019-05-20 stsp const char *
5862 8656d6c4 2019-05-20 stsp got_commitable_get_path(struct got_commitable *ct)
5863 8656d6c4 2019-05-20 stsp {
5864 8656d6c4 2019-05-20 stsp return ct->path;
5865 8656d6c4 2019-05-20 stsp }
5866 8656d6c4 2019-05-20 stsp
5867 8656d6c4 2019-05-20 stsp unsigned int
5868 8656d6c4 2019-05-20 stsp got_commitable_get_status(struct got_commitable *ct)
5869 8656d6c4 2019-05-20 stsp {
5870 8656d6c4 2019-05-20 stsp return ct->status;
5871 818c7501 2019-07-11 stsp }
5872 818c7501 2019-07-11 stsp
5873 818c7501 2019-07-11 stsp struct check_rebase_ok_arg {
5874 818c7501 2019-07-11 stsp struct got_worktree *worktree;
5875 818c7501 2019-07-11 stsp struct got_repository *repo;
5876 818c7501 2019-07-11 stsp };
5877 818c7501 2019-07-11 stsp
5878 818c7501 2019-07-11 stsp static const struct got_error *
5879 818c7501 2019-07-11 stsp check_rebase_ok(void *arg, struct got_fileindex_entry *ie)
5880 818c7501 2019-07-11 stsp {
5881 818c7501 2019-07-11 stsp const struct got_error *err = NULL;
5882 818c7501 2019-07-11 stsp struct check_rebase_ok_arg *a = arg;
5883 818c7501 2019-07-11 stsp unsigned char status;
5884 818c7501 2019-07-11 stsp struct stat sb;
5885 818c7501 2019-07-11 stsp char *ondisk_path;
5886 818c7501 2019-07-11 stsp
5887 6a263307 2019-07-27 stsp /* Reject rebase of a work tree with mixed base commits. */
5888 6a263307 2019-07-27 stsp if (memcmp(ie->commit_sha1, a->worktree->base_commit_id->sha1,
5889 6a263307 2019-07-27 stsp SHA1_DIGEST_LENGTH))
5890 6a263307 2019-07-27 stsp return got_error(GOT_ERR_MIXED_COMMITS);
5891 818c7501 2019-07-11 stsp
5892 818c7501 2019-07-11 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path, ie->path)
5893 818c7501 2019-07-11 stsp == -1)
5894 818c7501 2019-07-11 stsp return got_error_from_errno("asprintf");
5895 818c7501 2019-07-11 stsp
5896 b9622844 2019-08-03 stsp /* Reject rebase of a work tree with modified or staged files. */
5897 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL, a->repo);
5898 818c7501 2019-07-11 stsp free(ondisk_path);
5899 818c7501 2019-07-11 stsp if (err)
5900 818c7501 2019-07-11 stsp return err;
5901 818c7501 2019-07-11 stsp
5902 6a263307 2019-07-27 stsp if (status != GOT_STATUS_NO_CHANGE)
5903 818c7501 2019-07-11 stsp return got_error(GOT_ERR_MODIFIED);
5904 b9622844 2019-08-03 stsp if (get_staged_status(ie) != GOT_STATUS_NO_CHANGE)
5905 b9622844 2019-08-03 stsp return got_error_path(ie->path, GOT_ERR_FILE_STAGED);
5906 818c7501 2019-07-11 stsp
5907 818c7501 2019-07-11 stsp return NULL;
5908 818c7501 2019-07-11 stsp }
5909 818c7501 2019-07-11 stsp
5910 818c7501 2019-07-11 stsp const struct got_error *
5911 818c7501 2019-07-11 stsp got_worktree_rebase_prepare(struct got_reference **new_base_branch_ref,
5912 3e3a69f1 2019-07-25 stsp struct got_reference **tmp_branch, struct got_fileindex **fileindex,
5913 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_reference *branch,
5914 3e3a69f1 2019-07-25 stsp struct got_repository *repo)
5915 818c7501 2019-07-11 stsp {
5916 818c7501 2019-07-11 stsp const struct got_error *err = NULL;
5917 818c7501 2019-07-11 stsp char *tmp_branch_name = NULL, *new_base_branch_ref_name = NULL;
5918 818c7501 2019-07-11 stsp char *branch_ref_name = NULL;
5919 818c7501 2019-07-11 stsp char *fileindex_path = NULL;
5920 818c7501 2019-07-11 stsp struct check_rebase_ok_arg ok_arg;
5921 818c7501 2019-07-11 stsp struct got_reference *wt_branch = NULL, *branch_ref = NULL;
5922 e51d7b55 2020-01-04 stsp struct got_object_id *wt_branch_tip = NULL;
5923 818c7501 2019-07-11 stsp
5924 818c7501 2019-07-11 stsp *new_base_branch_ref = NULL;
5925 818c7501 2019-07-11 stsp *tmp_branch = NULL;
5926 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
5927 818c7501 2019-07-11 stsp
5928 818c7501 2019-07-11 stsp err = lock_worktree(worktree, LOCK_EX);
5929 818c7501 2019-07-11 stsp if (err)
5930 818c7501 2019-07-11 stsp return err;
5931 818c7501 2019-07-11 stsp
5932 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
5933 818c7501 2019-07-11 stsp if (err)
5934 818c7501 2019-07-11 stsp goto done;
5935 818c7501 2019-07-11 stsp
5936 818c7501 2019-07-11 stsp ok_arg.worktree = worktree;
5937 818c7501 2019-07-11 stsp ok_arg.repo = repo;
5938 3e3a69f1 2019-07-25 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
5939 818c7501 2019-07-11 stsp &ok_arg);
5940 818c7501 2019-07-11 stsp if (err)
5941 818c7501 2019-07-11 stsp goto done;
5942 818c7501 2019-07-11 stsp
5943 818c7501 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
5944 818c7501 2019-07-11 stsp if (err)
5945 818c7501 2019-07-11 stsp goto done;
5946 818c7501 2019-07-11 stsp
5947 818c7501 2019-07-11 stsp err = get_newbase_symref_name(&new_base_branch_ref_name, worktree);
5948 818c7501 2019-07-11 stsp if (err)
5949 818c7501 2019-07-11 stsp goto done;
5950 818c7501 2019-07-11 stsp
5951 818c7501 2019-07-11 stsp err = get_rebase_branch_symref_name(&branch_ref_name, worktree);
5952 818c7501 2019-07-11 stsp if (err)
5953 818c7501 2019-07-11 stsp goto done;
5954 818c7501 2019-07-11 stsp
5955 818c7501 2019-07-11 stsp err = got_ref_open(&wt_branch, repo, worktree->head_ref_name,
5956 818c7501 2019-07-11 stsp 0);
5957 e51d7b55 2020-01-04 stsp if (err)
5958 e51d7b55 2020-01-04 stsp goto done;
5959 e51d7b55 2020-01-04 stsp
5960 e51d7b55 2020-01-04 stsp err = got_ref_resolve(&wt_branch_tip, repo, wt_branch);
5961 818c7501 2019-07-11 stsp if (err)
5962 818c7501 2019-07-11 stsp goto done;
5963 e51d7b55 2020-01-04 stsp if (got_object_id_cmp(worktree->base_commit_id, wt_branch_tip) != 0) {
5964 e51d7b55 2020-01-04 stsp err = got_error(GOT_ERR_REBASE_OUT_OF_DATE);
5965 e51d7b55 2020-01-04 stsp goto done;
5966 e51d7b55 2020-01-04 stsp }
5967 818c7501 2019-07-11 stsp
5968 818c7501 2019-07-11 stsp err = got_ref_alloc_symref(new_base_branch_ref,
5969 818c7501 2019-07-11 stsp new_base_branch_ref_name, wt_branch);
5970 818c7501 2019-07-11 stsp if (err)
5971 818c7501 2019-07-11 stsp goto done;
5972 818c7501 2019-07-11 stsp err = got_ref_write(*new_base_branch_ref, repo);
5973 818c7501 2019-07-11 stsp if (err)
5974 818c7501 2019-07-11 stsp goto done;
5975 818c7501 2019-07-11 stsp
5976 818c7501 2019-07-11 stsp /* TODO Lock original branch's ref while rebasing? */
5977 818c7501 2019-07-11 stsp
5978 818c7501 2019-07-11 stsp err = got_ref_alloc_symref(&branch_ref, branch_ref_name, branch);
5979 818c7501 2019-07-11 stsp if (err)
5980 818c7501 2019-07-11 stsp goto done;
5981 818c7501 2019-07-11 stsp
5982 818c7501 2019-07-11 stsp err = got_ref_write(branch_ref, repo);
5983 818c7501 2019-07-11 stsp if (err)
5984 818c7501 2019-07-11 stsp goto done;
5985 818c7501 2019-07-11 stsp
5986 818c7501 2019-07-11 stsp err = got_ref_alloc(tmp_branch, tmp_branch_name,
5987 818c7501 2019-07-11 stsp worktree->base_commit_id);
5988 818c7501 2019-07-11 stsp if (err)
5989 818c7501 2019-07-11 stsp goto done;
5990 818c7501 2019-07-11 stsp err = got_ref_write(*tmp_branch, repo);
5991 818c7501 2019-07-11 stsp if (err)
5992 818c7501 2019-07-11 stsp goto done;
5993 818c7501 2019-07-11 stsp
5994 818c7501 2019-07-11 stsp err = got_worktree_set_head_ref(worktree, *tmp_branch);
5995 818c7501 2019-07-11 stsp if (err)
5996 818c7501 2019-07-11 stsp goto done;
5997 818c7501 2019-07-11 stsp done:
5998 818c7501 2019-07-11 stsp free(fileindex_path);
5999 818c7501 2019-07-11 stsp free(tmp_branch_name);
6000 818c7501 2019-07-11 stsp free(new_base_branch_ref_name);
6001 818c7501 2019-07-11 stsp free(branch_ref_name);
6002 818c7501 2019-07-11 stsp if (branch_ref)
6003 818c7501 2019-07-11 stsp got_ref_close(branch_ref);
6004 818c7501 2019-07-11 stsp if (wt_branch)
6005 818c7501 2019-07-11 stsp got_ref_close(wt_branch);
6006 e51d7b55 2020-01-04 stsp free(wt_branch_tip);
6007 818c7501 2019-07-11 stsp if (err) {
6008 818c7501 2019-07-11 stsp if (*new_base_branch_ref) {
6009 818c7501 2019-07-11 stsp got_ref_close(*new_base_branch_ref);
6010 818c7501 2019-07-11 stsp *new_base_branch_ref = NULL;
6011 818c7501 2019-07-11 stsp }
6012 818c7501 2019-07-11 stsp if (*tmp_branch) {
6013 818c7501 2019-07-11 stsp got_ref_close(*tmp_branch);
6014 818c7501 2019-07-11 stsp *tmp_branch = NULL;
6015 818c7501 2019-07-11 stsp }
6016 3e3a69f1 2019-07-25 stsp if (*fileindex) {
6017 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
6018 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6019 3e3a69f1 2019-07-25 stsp }
6020 818c7501 2019-07-11 stsp lock_worktree(worktree, LOCK_SH);
6021 818c7501 2019-07-11 stsp }
6022 818c7501 2019-07-11 stsp return err;
6023 818c7501 2019-07-11 stsp }
6024 818c7501 2019-07-11 stsp
6025 818c7501 2019-07-11 stsp const struct got_error *
6026 818c7501 2019-07-11 stsp got_worktree_rebase_continue(struct got_object_id **commit_id,
6027 818c7501 2019-07-11 stsp struct got_reference **new_base_branch, struct got_reference **tmp_branch,
6028 3e3a69f1 2019-07-25 stsp struct got_reference **branch, struct got_fileindex **fileindex,
6029 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_repository *repo)
6030 818c7501 2019-07-11 stsp {
6031 818c7501 2019-07-11 stsp const struct got_error *err;
6032 818c7501 2019-07-11 stsp char *commit_ref_name = NULL, *new_base_branch_ref_name = NULL;
6033 818c7501 2019-07-11 stsp char *tmp_branch_name = NULL, *branch_ref_name = NULL;
6034 818c7501 2019-07-11 stsp struct got_reference *commit_ref = NULL, *branch_ref = NULL;
6035 3e3a69f1 2019-07-25 stsp char *fileindex_path = NULL;
6036 f032f1f7 2019-08-04 stsp int have_staged_files = 0;
6037 818c7501 2019-07-11 stsp
6038 818c7501 2019-07-11 stsp *commit_id = NULL;
6039 3e3a69f1 2019-07-25 stsp *new_base_branch = NULL;
6040 3e3a69f1 2019-07-25 stsp *tmp_branch = NULL;
6041 3e3a69f1 2019-07-25 stsp *branch = NULL;
6042 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6043 3e3a69f1 2019-07-25 stsp
6044 3e3a69f1 2019-07-25 stsp err = lock_worktree(worktree, LOCK_EX);
6045 3e3a69f1 2019-07-25 stsp if (err)
6046 3e3a69f1 2019-07-25 stsp return err;
6047 818c7501 2019-07-11 stsp
6048 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
6049 3e3a69f1 2019-07-25 stsp if (err)
6050 f032f1f7 2019-08-04 stsp goto done;
6051 f032f1f7 2019-08-04 stsp
6052 f032f1f7 2019-08-04 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_staged_file,
6053 f032f1f7 2019-08-04 stsp &have_staged_files);
6054 f032f1f7 2019-08-04 stsp if (err && err->code != GOT_ERR_CANCELLED)
6055 f032f1f7 2019-08-04 stsp goto done;
6056 f032f1f7 2019-08-04 stsp if (have_staged_files) {
6057 f032f1f7 2019-08-04 stsp err = got_error(GOT_ERR_STAGED_PATHS);
6058 3e3a69f1 2019-07-25 stsp goto done;
6059 f032f1f7 2019-08-04 stsp }
6060 3e3a69f1 2019-07-25 stsp
6061 818c7501 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
6062 818c7501 2019-07-11 stsp if (err)
6063 f032f1f7 2019-08-04 stsp goto done;
6064 818c7501 2019-07-11 stsp
6065 818c7501 2019-07-11 stsp err = get_rebase_branch_symref_name(&branch_ref_name, worktree);
6066 818c7501 2019-07-11 stsp if (err)
6067 818c7501 2019-07-11 stsp goto done;
6068 818c7501 2019-07-11 stsp
6069 818c7501 2019-07-11 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6070 818c7501 2019-07-11 stsp if (err)
6071 818c7501 2019-07-11 stsp goto done;
6072 818c7501 2019-07-11 stsp
6073 818c7501 2019-07-11 stsp err = get_newbase_symref_name(&new_base_branch_ref_name, worktree);
6074 818c7501 2019-07-11 stsp if (err)
6075 818c7501 2019-07-11 stsp goto done;
6076 818c7501 2019-07-11 stsp
6077 818c7501 2019-07-11 stsp err = got_ref_open(&branch_ref, repo, branch_ref_name, 0);
6078 818c7501 2019-07-11 stsp if (err)
6079 818c7501 2019-07-11 stsp goto done;
6080 818c7501 2019-07-11 stsp
6081 818c7501 2019-07-11 stsp err = got_ref_open(branch, repo,
6082 818c7501 2019-07-11 stsp got_ref_get_symref_target(branch_ref), 0);
6083 818c7501 2019-07-11 stsp if (err)
6084 818c7501 2019-07-11 stsp goto done;
6085 818c7501 2019-07-11 stsp
6086 818c7501 2019-07-11 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6087 818c7501 2019-07-11 stsp if (err)
6088 818c7501 2019-07-11 stsp goto done;
6089 818c7501 2019-07-11 stsp
6090 818c7501 2019-07-11 stsp err = got_ref_resolve(commit_id, repo, commit_ref);
6091 818c7501 2019-07-11 stsp if (err)
6092 818c7501 2019-07-11 stsp goto done;
6093 818c7501 2019-07-11 stsp
6094 818c7501 2019-07-11 stsp err = got_ref_open(new_base_branch, repo,
6095 818c7501 2019-07-11 stsp new_base_branch_ref_name, 0);
6096 818c7501 2019-07-11 stsp if (err)
6097 818c7501 2019-07-11 stsp goto done;
6098 818c7501 2019-07-11 stsp
6099 818c7501 2019-07-11 stsp err = got_ref_open(tmp_branch, repo, tmp_branch_name, 0);
6100 818c7501 2019-07-11 stsp if (err)
6101 818c7501 2019-07-11 stsp goto done;
6102 818c7501 2019-07-11 stsp done:
6103 818c7501 2019-07-11 stsp free(commit_ref_name);
6104 818c7501 2019-07-11 stsp free(branch_ref_name);
6105 3e3a69f1 2019-07-25 stsp free(fileindex_path);
6106 818c7501 2019-07-11 stsp if (commit_ref)
6107 818c7501 2019-07-11 stsp got_ref_close(commit_ref);
6108 818c7501 2019-07-11 stsp if (branch_ref)
6109 818c7501 2019-07-11 stsp got_ref_close(branch_ref);
6110 818c7501 2019-07-11 stsp if (err) {
6111 818c7501 2019-07-11 stsp free(*commit_id);
6112 818c7501 2019-07-11 stsp *commit_id = NULL;
6113 818c7501 2019-07-11 stsp if (*tmp_branch) {
6114 818c7501 2019-07-11 stsp got_ref_close(*tmp_branch);
6115 818c7501 2019-07-11 stsp *tmp_branch = NULL;
6116 818c7501 2019-07-11 stsp }
6117 818c7501 2019-07-11 stsp if (*new_base_branch) {
6118 818c7501 2019-07-11 stsp got_ref_close(*new_base_branch);
6119 818c7501 2019-07-11 stsp *new_base_branch = NULL;
6120 818c7501 2019-07-11 stsp }
6121 818c7501 2019-07-11 stsp if (*branch) {
6122 818c7501 2019-07-11 stsp got_ref_close(*branch);
6123 818c7501 2019-07-11 stsp *branch = NULL;
6124 818c7501 2019-07-11 stsp }
6125 3e3a69f1 2019-07-25 stsp if (*fileindex) {
6126 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
6127 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6128 3e3a69f1 2019-07-25 stsp }
6129 3e3a69f1 2019-07-25 stsp lock_worktree(worktree, LOCK_SH);
6130 818c7501 2019-07-11 stsp }
6131 818c7501 2019-07-11 stsp return err;
6132 c4296144 2019-05-09 stsp }
6133 818c7501 2019-07-11 stsp
6134 818c7501 2019-07-11 stsp const struct got_error *
6135 818c7501 2019-07-11 stsp got_worktree_rebase_in_progress(int *in_progress, struct got_worktree *worktree)
6136 818c7501 2019-07-11 stsp {
6137 818c7501 2019-07-11 stsp const struct got_error *err;
6138 818c7501 2019-07-11 stsp char *tmp_branch_name = NULL;
6139 818c7501 2019-07-11 stsp
6140 818c7501 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
6141 818c7501 2019-07-11 stsp if (err)
6142 818c7501 2019-07-11 stsp return err;
6143 818c7501 2019-07-11 stsp
6144 818c7501 2019-07-11 stsp *in_progress = (strcmp(tmp_branch_name, worktree->head_ref_name) == 0);
6145 818c7501 2019-07-11 stsp free(tmp_branch_name);
6146 818c7501 2019-07-11 stsp return NULL;
6147 818c7501 2019-07-11 stsp }
6148 818c7501 2019-07-11 stsp
6149 818c7501 2019-07-11 stsp static const struct got_error *
6150 818c7501 2019-07-11 stsp collect_rebase_commit_msg(struct got_pathlist_head *commitable_paths,
6151 818c7501 2019-07-11 stsp char **logmsg, void *arg)
6152 818c7501 2019-07-11 stsp {
6153 0ebf8283 2019-07-24 stsp *logmsg = arg;
6154 818c7501 2019-07-11 stsp return NULL;
6155 818c7501 2019-07-11 stsp }
6156 818c7501 2019-07-11 stsp
6157 818c7501 2019-07-11 stsp static const struct got_error *
6158 88d0e355 2019-08-03 stsp rebase_status(void *arg, unsigned char status, unsigned char staged_status,
6159 88d0e355 2019-08-03 stsp const char *path, struct got_object_id *blob_id,
6160 12463d8b 2019-12-13 stsp struct got_object_id *staged_blob_id, struct got_object_id *commit_id,
6161 12463d8b 2019-12-13 stsp int dirfd, const char *de_name)
6162 818c7501 2019-07-11 stsp {
6163 818c7501 2019-07-11 stsp return NULL;
6164 01757395 2019-07-12 stsp }
6165 01757395 2019-07-12 stsp
6166 01757395 2019-07-12 stsp struct collect_merged_paths_arg {
6167 01757395 2019-07-12 stsp got_worktree_checkout_cb progress_cb;
6168 01757395 2019-07-12 stsp void *progress_arg;
6169 01757395 2019-07-12 stsp struct got_pathlist_head *merged_paths;
6170 01757395 2019-07-12 stsp };
6171 01757395 2019-07-12 stsp
6172 01757395 2019-07-12 stsp static const struct got_error *
6173 01757395 2019-07-12 stsp collect_merged_paths(void *arg, unsigned char status, const char *path)
6174 01757395 2019-07-12 stsp {
6175 01757395 2019-07-12 stsp const struct got_error *err;
6176 01757395 2019-07-12 stsp struct collect_merged_paths_arg *a = arg;
6177 01757395 2019-07-12 stsp char *p;
6178 01757395 2019-07-12 stsp struct got_pathlist_entry *new;
6179 01757395 2019-07-12 stsp
6180 01757395 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, status, path);
6181 01757395 2019-07-12 stsp if (err)
6182 01757395 2019-07-12 stsp return err;
6183 01757395 2019-07-12 stsp
6184 01757395 2019-07-12 stsp if (status != GOT_STATUS_MERGE &&
6185 01757395 2019-07-12 stsp status != GOT_STATUS_ADD &&
6186 01757395 2019-07-12 stsp status != GOT_STATUS_DELETE &&
6187 01757395 2019-07-12 stsp status != GOT_STATUS_CONFLICT)
6188 01757395 2019-07-12 stsp return NULL;
6189 01757395 2019-07-12 stsp
6190 01757395 2019-07-12 stsp p = strdup(path);
6191 01757395 2019-07-12 stsp if (p == NULL)
6192 01757395 2019-07-12 stsp return got_error_from_errno("strdup");
6193 01757395 2019-07-12 stsp
6194 01757395 2019-07-12 stsp err = got_pathlist_insert(&new, a->merged_paths, p, NULL);
6195 01757395 2019-07-12 stsp if (err || new == NULL)
6196 01757395 2019-07-12 stsp free(p);
6197 01757395 2019-07-12 stsp return err;
6198 01757395 2019-07-12 stsp }
6199 01757395 2019-07-12 stsp
6200 01757395 2019-07-12 stsp void
6201 01757395 2019-07-12 stsp got_worktree_rebase_pathlist_free(struct got_pathlist_head *merged_paths)
6202 01757395 2019-07-12 stsp {
6203 01757395 2019-07-12 stsp struct got_pathlist_entry *pe;
6204 01757395 2019-07-12 stsp
6205 01757395 2019-07-12 stsp TAILQ_FOREACH(pe, merged_paths, entry)
6206 01757395 2019-07-12 stsp free((char *)pe->path);
6207 01757395 2019-07-12 stsp
6208 01757395 2019-07-12 stsp got_pathlist_free(merged_paths);
6209 818c7501 2019-07-11 stsp }
6210 818c7501 2019-07-11 stsp
6211 0ebf8283 2019-07-24 stsp static const struct got_error *
6212 0ebf8283 2019-07-24 stsp store_commit_id(const char *commit_ref_name, struct got_object_id *commit_id,
6213 de05890f 2020-03-05 stsp int is_rebase, struct got_repository *repo)
6214 818c7501 2019-07-11 stsp {
6215 818c7501 2019-07-11 stsp const struct got_error *err;
6216 818c7501 2019-07-11 stsp struct got_reference *commit_ref = NULL;
6217 818c7501 2019-07-11 stsp
6218 818c7501 2019-07-11 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6219 818c7501 2019-07-11 stsp if (err) {
6220 818c7501 2019-07-11 stsp if (err->code != GOT_ERR_NOT_REF)
6221 818c7501 2019-07-11 stsp goto done;
6222 818c7501 2019-07-11 stsp err = got_ref_alloc(&commit_ref, commit_ref_name, commit_id);
6223 818c7501 2019-07-11 stsp if (err)
6224 818c7501 2019-07-11 stsp goto done;
6225 818c7501 2019-07-11 stsp err = got_ref_write(commit_ref, repo);
6226 818c7501 2019-07-11 stsp if (err)
6227 818c7501 2019-07-11 stsp goto done;
6228 de05890f 2020-03-05 stsp } else if (is_rebase) {
6229 818c7501 2019-07-11 stsp struct got_object_id *stored_id;
6230 818c7501 2019-07-11 stsp int cmp;
6231 818c7501 2019-07-11 stsp
6232 818c7501 2019-07-11 stsp err = got_ref_resolve(&stored_id, repo, commit_ref);
6233 818c7501 2019-07-11 stsp if (err)
6234 818c7501 2019-07-11 stsp goto done;
6235 818c7501 2019-07-11 stsp cmp = got_object_id_cmp(commit_id, stored_id);
6236 818c7501 2019-07-11 stsp free(stored_id);
6237 818c7501 2019-07-11 stsp if (cmp != 0) {
6238 818c7501 2019-07-11 stsp err = got_error(GOT_ERR_REBASE_COMMITID);
6239 818c7501 2019-07-11 stsp goto done;
6240 818c7501 2019-07-11 stsp }
6241 818c7501 2019-07-11 stsp }
6242 0ebf8283 2019-07-24 stsp done:
6243 0ebf8283 2019-07-24 stsp if (commit_ref)
6244 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6245 0ebf8283 2019-07-24 stsp return err;
6246 0ebf8283 2019-07-24 stsp }
6247 0ebf8283 2019-07-24 stsp
6248 0ebf8283 2019-07-24 stsp static const struct got_error *
6249 0ebf8283 2019-07-24 stsp rebase_merge_files(struct got_pathlist_head *merged_paths,
6250 0ebf8283 2019-07-24 stsp const char *commit_ref_name, struct got_worktree *worktree,
6251 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_object_id *parent_commit_id,
6252 3e3a69f1 2019-07-25 stsp struct got_object_id *commit_id, struct got_repository *repo,
6253 3e3a69f1 2019-07-25 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6254 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6255 0ebf8283 2019-07-24 stsp {
6256 0ebf8283 2019-07-24 stsp const struct got_error *err;
6257 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6258 0ebf8283 2019-07-24 stsp struct collect_merged_paths_arg cmp_arg;
6259 3e3a69f1 2019-07-25 stsp char *fileindex_path;
6260 818c7501 2019-07-11 stsp
6261 0ebf8283 2019-07-24 stsp /* Work tree is locked/unlocked during rebase preparation/teardown. */
6262 0ebf8283 2019-07-24 stsp
6263 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6264 0ebf8283 2019-07-24 stsp if (err)
6265 0ebf8283 2019-07-24 stsp return err;
6266 0ebf8283 2019-07-24 stsp
6267 01757395 2019-07-12 stsp cmp_arg.progress_cb = progress_cb;
6268 01757395 2019-07-12 stsp cmp_arg.progress_arg = progress_arg;
6269 01757395 2019-07-12 stsp cmp_arg.merged_paths = merged_paths;
6270 818c7501 2019-07-11 stsp err = merge_files(worktree, fileindex, fileindex_path,
6271 01757395 2019-07-12 stsp parent_commit_id, commit_id, repo, collect_merged_paths,
6272 01757395 2019-07-12 stsp &cmp_arg, cancel_cb, cancel_arg);
6273 818c7501 2019-07-11 stsp if (commit_ref)
6274 818c7501 2019-07-11 stsp got_ref_close(commit_ref);
6275 818c7501 2019-07-11 stsp return err;
6276 818c7501 2019-07-11 stsp }
6277 818c7501 2019-07-11 stsp
6278 818c7501 2019-07-11 stsp const struct got_error *
6279 0ebf8283 2019-07-24 stsp got_worktree_rebase_merge_files(struct got_pathlist_head *merged_paths,
6280 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_fileindex *fileindex,
6281 3e3a69f1 2019-07-25 stsp struct got_object_id *parent_commit_id, struct got_object_id *commit_id,
6282 3e3a69f1 2019-07-25 stsp struct got_repository *repo,
6283 0ebf8283 2019-07-24 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6284 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6285 818c7501 2019-07-11 stsp {
6286 0ebf8283 2019-07-24 stsp const struct got_error *err;
6287 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6288 0ebf8283 2019-07-24 stsp
6289 0ebf8283 2019-07-24 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6290 0ebf8283 2019-07-24 stsp if (err)
6291 0ebf8283 2019-07-24 stsp return err;
6292 0ebf8283 2019-07-24 stsp
6293 de05890f 2020-03-05 stsp err = store_commit_id(commit_ref_name, commit_id, 1, repo);
6294 0ebf8283 2019-07-24 stsp if (err)
6295 0ebf8283 2019-07-24 stsp goto done;
6296 0ebf8283 2019-07-24 stsp
6297 0ebf8283 2019-07-24 stsp err = rebase_merge_files(merged_paths, commit_ref_name, worktree,
6298 3e3a69f1 2019-07-25 stsp fileindex, parent_commit_id, commit_id, repo, progress_cb,
6299 3e3a69f1 2019-07-25 stsp progress_arg, cancel_cb, cancel_arg);
6300 0ebf8283 2019-07-24 stsp done:
6301 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6302 0ebf8283 2019-07-24 stsp return err;
6303 0ebf8283 2019-07-24 stsp }
6304 0ebf8283 2019-07-24 stsp
6305 0ebf8283 2019-07-24 stsp const struct got_error *
6306 0ebf8283 2019-07-24 stsp got_worktree_histedit_merge_files(struct got_pathlist_head *merged_paths,
6307 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_fileindex *fileindex,
6308 3e3a69f1 2019-07-25 stsp struct got_object_id *parent_commit_id, struct got_object_id *commit_id,
6309 3e3a69f1 2019-07-25 stsp struct got_repository *repo,
6310 0ebf8283 2019-07-24 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6311 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6312 0ebf8283 2019-07-24 stsp {
6313 0ebf8283 2019-07-24 stsp const struct got_error *err;
6314 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6315 0ebf8283 2019-07-24 stsp
6316 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6317 0ebf8283 2019-07-24 stsp if (err)
6318 0ebf8283 2019-07-24 stsp return err;
6319 0ebf8283 2019-07-24 stsp
6320 de05890f 2020-03-05 stsp err = store_commit_id(commit_ref_name, commit_id, 0, repo);
6321 0ebf8283 2019-07-24 stsp if (err)
6322 0ebf8283 2019-07-24 stsp goto done;
6323 0ebf8283 2019-07-24 stsp
6324 0ebf8283 2019-07-24 stsp err = rebase_merge_files(merged_paths, commit_ref_name, worktree,
6325 3e3a69f1 2019-07-25 stsp fileindex, parent_commit_id, commit_id, repo, progress_cb,
6326 3e3a69f1 2019-07-25 stsp progress_arg, cancel_cb, cancel_arg);
6327 0ebf8283 2019-07-24 stsp done:
6328 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6329 0ebf8283 2019-07-24 stsp return err;
6330 0ebf8283 2019-07-24 stsp }
6331 0ebf8283 2019-07-24 stsp
6332 0ebf8283 2019-07-24 stsp static const struct got_error *
6333 0ebf8283 2019-07-24 stsp rebase_commit(struct got_object_id **new_commit_id,
6334 0ebf8283 2019-07-24 stsp struct got_pathlist_head *merged_paths, struct got_reference *commit_ref,
6335 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_fileindex *fileindex,
6336 3e3a69f1 2019-07-25 stsp struct got_reference *tmp_branch, struct got_commit_object *orig_commit,
6337 3e3a69f1 2019-07-25 stsp const char *new_logmsg, struct got_repository *repo)
6338 0ebf8283 2019-07-24 stsp {
6339 a0e95631 2019-07-12 stsp const struct got_error *err, *sync_err;
6340 a0e95631 2019-07-12 stsp struct got_pathlist_head commitable_paths;
6341 a0e95631 2019-07-12 stsp struct collect_commitables_arg cc_arg;
6342 0ebf8283 2019-07-24 stsp char *fileindex_path = NULL;
6343 a0e95631 2019-07-12 stsp struct got_reference *head_ref = NULL;
6344 a0e95631 2019-07-12 stsp struct got_object_id *head_commit_id = NULL;
6345 0ebf8283 2019-07-24 stsp char *logmsg = NULL;
6346 818c7501 2019-07-11 stsp
6347 a0e95631 2019-07-12 stsp TAILQ_INIT(&commitable_paths);
6348 eb3df2c4 2019-07-12 stsp *new_commit_id = NULL;
6349 a0e95631 2019-07-12 stsp
6350 877a927c 2019-07-12 stsp /* Work tree is locked/unlocked during rebase preparation/teardown. */
6351 818c7501 2019-07-11 stsp
6352 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6353 a0e95631 2019-07-12 stsp if (err)
6354 3e3a69f1 2019-07-25 stsp return err;
6355 a0e95631 2019-07-12 stsp
6356 a0e95631 2019-07-12 stsp cc_arg.commitable_paths = &commitable_paths;
6357 a0e95631 2019-07-12 stsp cc_arg.worktree = worktree;
6358 a0e95631 2019-07-12 stsp cc_arg.repo = repo;
6359 5f8a88c6 2019-08-03 stsp cc_arg.have_staged_files = 0;
6360 01757395 2019-07-12 stsp /*
6361 01757395 2019-07-12 stsp * If possible get the status of individual files directly to
6362 01757395 2019-07-12 stsp * avoid crawling the entire work tree once per rebased commit.
6363 6c13b005 2021-09-02 stsp *
6364 6c13b005 2021-09-02 stsp * Ideally, merged_paths would contain a list of commitables
6365 01757395 2019-07-12 stsp * we could use so we could skip worktree_status() entirely.
6366 6c13b005 2021-09-02 stsp * However, we would then need carefully keep track of cumulative
6367 6c13b005 2021-09-02 stsp * effects of operations such as file additions and deletions
6368 6c13b005 2021-09-02 stsp * in 'got histedit -f' (folding multiple commits into one),
6369 6c13b005 2021-09-02 stsp * and this extra complexity is not really worth it.
6370 01757395 2019-07-12 stsp */
6371 01757395 2019-07-12 stsp if (merged_paths) {
6372 01757395 2019-07-12 stsp struct got_pathlist_entry *pe;
6373 01757395 2019-07-12 stsp TAILQ_FOREACH(pe, merged_paths, entry) {
6374 01757395 2019-07-12 stsp err = worktree_status(worktree, pe->path, fileindex,
6375 0e33f8e0 2021-09-01 stsp repo, collect_commitables, &cc_arg, NULL, NULL, 1,
6376 f2a9dc41 2019-12-13 tracey 0);
6377 01757395 2019-07-12 stsp if (err)
6378 01757395 2019-07-12 stsp goto done;
6379 01757395 2019-07-12 stsp }
6380 01757395 2019-07-12 stsp } else {
6381 01757395 2019-07-12 stsp err = worktree_status(worktree, "", fileindex, repo,
6382 0e33f8e0 2021-09-01 stsp collect_commitables, &cc_arg, NULL, NULL, 1, 0);
6383 01757395 2019-07-12 stsp if (err)
6384 01757395 2019-07-12 stsp goto done;
6385 01757395 2019-07-12 stsp }
6386 a0e95631 2019-07-12 stsp
6387 a0e95631 2019-07-12 stsp if (TAILQ_EMPTY(&commitable_paths)) {
6388 a0e95631 2019-07-12 stsp /* No-op change; commit will be elided. */
6389 a0e95631 2019-07-12 stsp err = got_ref_delete(commit_ref, repo);
6390 a0e95631 2019-07-12 stsp if (err)
6391 a0e95631 2019-07-12 stsp goto done;
6392 a0e95631 2019-07-12 stsp err = got_error(GOT_ERR_COMMIT_NO_CHANGES);
6393 a0e95631 2019-07-12 stsp goto done;
6394 ff0d2220 2019-07-11 stsp }
6395 818c7501 2019-07-11 stsp
6396 a0e95631 2019-07-12 stsp err = got_ref_open(&head_ref, repo, worktree->head_ref_name, 0);
6397 edd02c5e 2019-07-11 stsp if (err)
6398 edd02c5e 2019-07-11 stsp goto done;
6399 edd02c5e 2019-07-11 stsp
6400 a0e95631 2019-07-12 stsp err = got_ref_resolve(&head_commit_id, repo, head_ref);
6401 818c7501 2019-07-11 stsp if (err)
6402 818c7501 2019-07-11 stsp goto done;
6403 818c7501 2019-07-11 stsp
6404 5943eee2 2019-08-13 stsp if (new_logmsg) {
6405 0ebf8283 2019-07-24 stsp logmsg = strdup(new_logmsg);
6406 5943eee2 2019-08-13 stsp if (logmsg == NULL) {
6407 5943eee2 2019-08-13 stsp err = got_error_from_errno("strdup");
6408 5943eee2 2019-08-13 stsp goto done;
6409 5943eee2 2019-08-13 stsp }
6410 5943eee2 2019-08-13 stsp } else {
6411 5943eee2 2019-08-13 stsp err = got_object_commit_get_logmsg(&logmsg, orig_commit);
6412 5943eee2 2019-08-13 stsp if (err)
6413 5943eee2 2019-08-13 stsp goto done;
6414 5943eee2 2019-08-13 stsp }
6415 0ebf8283 2019-07-24 stsp
6416 5943eee2 2019-08-13 stsp /* NB: commit_worktree will call free(logmsg) */
6417 a0e95631 2019-07-12 stsp err = commit_worktree(new_commit_id, &commitable_paths, head_commit_id,
6418 10604dce 2021-09-24 thomas NULL, worktree, got_object_commit_get_author(orig_commit),
6419 a0e95631 2019-07-12 stsp got_object_commit_get_committer(orig_commit),
6420 0ebf8283 2019-07-24 stsp collect_rebase_commit_msg, logmsg, rebase_status, NULL, repo);
6421 a0e95631 2019-07-12 stsp if (err)
6422 a0e95631 2019-07-12 stsp goto done;
6423 a0e95631 2019-07-12 stsp
6424 818c7501 2019-07-11 stsp err = got_ref_change_ref(tmp_branch, *new_commit_id);
6425 a0e95631 2019-07-12 stsp if (err)
6426 a0e95631 2019-07-12 stsp goto done;
6427 a0e95631 2019-07-12 stsp
6428 a0e95631 2019-07-12 stsp err = got_ref_delete(commit_ref, repo);
6429 a0e95631 2019-07-12 stsp if (err)
6430 a0e95631 2019-07-12 stsp goto done;
6431 a0e95631 2019-07-12 stsp
6432 437adc9d 2020-12-10 yzhong err = update_fileindex_after_commit(worktree, &commitable_paths,
6433 437adc9d 2020-12-10 yzhong *new_commit_id, fileindex, 0);
6434 a0e95631 2019-07-12 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6435 a0e95631 2019-07-12 stsp if (sync_err && err == NULL)
6436 a0e95631 2019-07-12 stsp err = sync_err;
6437 818c7501 2019-07-11 stsp done:
6438 a0e95631 2019-07-12 stsp free(fileindex_path);
6439 a0e95631 2019-07-12 stsp free(head_commit_id);
6440 a0e95631 2019-07-12 stsp if (head_ref)
6441 a0e95631 2019-07-12 stsp got_ref_close(head_ref);
6442 818c7501 2019-07-11 stsp if (err) {
6443 818c7501 2019-07-11 stsp free(*new_commit_id);
6444 818c7501 2019-07-11 stsp *new_commit_id = NULL;
6445 818c7501 2019-07-11 stsp }
6446 818c7501 2019-07-11 stsp return err;
6447 818c7501 2019-07-11 stsp }
6448 818c7501 2019-07-11 stsp
6449 818c7501 2019-07-11 stsp const struct got_error *
6450 0ebf8283 2019-07-24 stsp got_worktree_rebase_commit(struct got_object_id **new_commit_id,
6451 0ebf8283 2019-07-24 stsp struct got_pathlist_head *merged_paths, struct got_worktree *worktree,
6452 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *tmp_branch,
6453 3e3a69f1 2019-07-25 stsp struct got_commit_object *orig_commit,
6454 0ebf8283 2019-07-24 stsp struct got_object_id *orig_commit_id, struct got_repository *repo)
6455 0ebf8283 2019-07-24 stsp {
6456 0ebf8283 2019-07-24 stsp const struct got_error *err;
6457 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6458 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6459 0ebf8283 2019-07-24 stsp struct got_object_id *commit_id = NULL;
6460 0ebf8283 2019-07-24 stsp
6461 0ebf8283 2019-07-24 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6462 0ebf8283 2019-07-24 stsp if (err)
6463 0ebf8283 2019-07-24 stsp return err;
6464 0ebf8283 2019-07-24 stsp
6465 0ebf8283 2019-07-24 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6466 0ebf8283 2019-07-24 stsp if (err)
6467 0ebf8283 2019-07-24 stsp goto done;
6468 0ebf8283 2019-07-24 stsp err = got_ref_resolve(&commit_id, repo, commit_ref);
6469 0ebf8283 2019-07-24 stsp if (err)
6470 0ebf8283 2019-07-24 stsp goto done;
6471 0ebf8283 2019-07-24 stsp if (got_object_id_cmp(commit_id, orig_commit_id) != 0) {
6472 0ebf8283 2019-07-24 stsp err = got_error(GOT_ERR_REBASE_COMMITID);
6473 0ebf8283 2019-07-24 stsp goto done;
6474 0ebf8283 2019-07-24 stsp }
6475 0ebf8283 2019-07-24 stsp
6476 0ebf8283 2019-07-24 stsp err = rebase_commit(new_commit_id, merged_paths, commit_ref,
6477 3e3a69f1 2019-07-25 stsp worktree, fileindex, tmp_branch, orig_commit, NULL, repo);
6478 0ebf8283 2019-07-24 stsp done:
6479 0ebf8283 2019-07-24 stsp if (commit_ref)
6480 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6481 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6482 0ebf8283 2019-07-24 stsp free(commit_id);
6483 0ebf8283 2019-07-24 stsp return err;
6484 0ebf8283 2019-07-24 stsp }
6485 0ebf8283 2019-07-24 stsp
6486 0ebf8283 2019-07-24 stsp const struct got_error *
6487 0ebf8283 2019-07-24 stsp got_worktree_histedit_commit(struct got_object_id **new_commit_id,
6488 0ebf8283 2019-07-24 stsp struct got_pathlist_head *merged_paths, struct got_worktree *worktree,
6489 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *tmp_branch,
6490 3e3a69f1 2019-07-25 stsp struct got_commit_object *orig_commit,
6491 0ebf8283 2019-07-24 stsp struct got_object_id *orig_commit_id, const char *new_logmsg,
6492 0ebf8283 2019-07-24 stsp struct got_repository *repo)
6493 0ebf8283 2019-07-24 stsp {
6494 0ebf8283 2019-07-24 stsp const struct got_error *err;
6495 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6496 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6497 0ebf8283 2019-07-24 stsp
6498 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6499 0ebf8283 2019-07-24 stsp if (err)
6500 0ebf8283 2019-07-24 stsp return err;
6501 0ebf8283 2019-07-24 stsp
6502 0ebf8283 2019-07-24 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6503 0ebf8283 2019-07-24 stsp if (err)
6504 0ebf8283 2019-07-24 stsp goto done;
6505 0ebf8283 2019-07-24 stsp
6506 0ebf8283 2019-07-24 stsp err = rebase_commit(new_commit_id, merged_paths, commit_ref,
6507 3e3a69f1 2019-07-25 stsp worktree, fileindex, tmp_branch, orig_commit, new_logmsg, repo);
6508 0ebf8283 2019-07-24 stsp done:
6509 0ebf8283 2019-07-24 stsp if (commit_ref)
6510 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6511 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6512 0ebf8283 2019-07-24 stsp return err;
6513 0ebf8283 2019-07-24 stsp }
6514 0ebf8283 2019-07-24 stsp
6515 0ebf8283 2019-07-24 stsp const struct got_error *
6516 3e3a69f1 2019-07-25 stsp got_worktree_rebase_postpone(struct got_worktree *worktree,
6517 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex)
6518 818c7501 2019-07-11 stsp {
6519 3e3a69f1 2019-07-25 stsp if (fileindex)
6520 3e3a69f1 2019-07-25 stsp got_fileindex_free(fileindex);
6521 818c7501 2019-07-11 stsp return lock_worktree(worktree, LOCK_SH);
6522 69844fba 2019-07-11 stsp }
6523 69844fba 2019-07-11 stsp
6524 69844fba 2019-07-11 stsp static const struct got_error *
6525 69844fba 2019-07-11 stsp delete_ref(const char *name, struct got_repository *repo)
6526 69844fba 2019-07-11 stsp {
6527 69844fba 2019-07-11 stsp const struct got_error *err;
6528 69844fba 2019-07-11 stsp struct got_reference *ref;
6529 69844fba 2019-07-11 stsp
6530 69844fba 2019-07-11 stsp err = got_ref_open(&ref, repo, name, 0);
6531 69844fba 2019-07-11 stsp if (err) {
6532 69844fba 2019-07-11 stsp if (err->code == GOT_ERR_NOT_REF)
6533 69844fba 2019-07-11 stsp return NULL;
6534 69844fba 2019-07-11 stsp return err;
6535 69844fba 2019-07-11 stsp }
6536 69844fba 2019-07-11 stsp
6537 69844fba 2019-07-11 stsp err = got_ref_delete(ref, repo);
6538 69844fba 2019-07-11 stsp got_ref_close(ref);
6539 69844fba 2019-07-11 stsp return err;
6540 818c7501 2019-07-11 stsp }
6541 818c7501 2019-07-11 stsp
6542 69844fba 2019-07-11 stsp static const struct got_error *
6543 69844fba 2019-07-11 stsp delete_rebase_refs(struct got_worktree *worktree, struct got_repository *repo)
6544 69844fba 2019-07-11 stsp {
6545 69844fba 2019-07-11 stsp const struct got_error *err;
6546 69844fba 2019-07-11 stsp char *tmp_branch_name = NULL, *new_base_branch_ref_name = NULL;
6547 69844fba 2019-07-11 stsp char *branch_ref_name = NULL, *commit_ref_name = NULL;
6548 69844fba 2019-07-11 stsp
6549 69844fba 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
6550 69844fba 2019-07-11 stsp if (err)
6551 69844fba 2019-07-11 stsp goto done;
6552 69844fba 2019-07-11 stsp err = delete_ref(tmp_branch_name, repo);
6553 69844fba 2019-07-11 stsp if (err)
6554 69844fba 2019-07-11 stsp goto done;
6555 69844fba 2019-07-11 stsp
6556 69844fba 2019-07-11 stsp err = get_newbase_symref_name(&new_base_branch_ref_name, worktree);
6557 69844fba 2019-07-11 stsp if (err)
6558 69844fba 2019-07-11 stsp goto done;
6559 69844fba 2019-07-11 stsp err = delete_ref(new_base_branch_ref_name, repo);
6560 69844fba 2019-07-11 stsp if (err)
6561 69844fba 2019-07-11 stsp goto done;
6562 69844fba 2019-07-11 stsp
6563 69844fba 2019-07-11 stsp err = get_rebase_branch_symref_name(&branch_ref_name, worktree);
6564 69844fba 2019-07-11 stsp if (err)
6565 69844fba 2019-07-11 stsp goto done;
6566 69844fba 2019-07-11 stsp err = delete_ref(branch_ref_name, repo);
6567 69844fba 2019-07-11 stsp if (err)
6568 69844fba 2019-07-11 stsp goto done;
6569 69844fba 2019-07-11 stsp
6570 69844fba 2019-07-11 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6571 69844fba 2019-07-11 stsp if (err)
6572 69844fba 2019-07-11 stsp goto done;
6573 69844fba 2019-07-11 stsp err = delete_ref(commit_ref_name, repo);
6574 69844fba 2019-07-11 stsp if (err)
6575 69844fba 2019-07-11 stsp goto done;
6576 69844fba 2019-07-11 stsp
6577 69844fba 2019-07-11 stsp done:
6578 69844fba 2019-07-11 stsp free(tmp_branch_name);
6579 69844fba 2019-07-11 stsp free(new_base_branch_ref_name);
6580 69844fba 2019-07-11 stsp free(branch_ref_name);
6581 69844fba 2019-07-11 stsp free(commit_ref_name);
6582 e600f124 2021-03-21 stsp return err;
6583 e600f124 2021-03-21 stsp }
6584 e600f124 2021-03-21 stsp
6585 e600f124 2021-03-21 stsp const struct got_error *
6586 e600f124 2021-03-21 stsp create_backup_ref(const char *backup_ref_prefix, struct got_reference *branch,
6587 e600f124 2021-03-21 stsp struct got_object_id *new_commit_id, struct got_repository *repo)
6588 e600f124 2021-03-21 stsp {
6589 e600f124 2021-03-21 stsp const struct got_error *err;
6590 e600f124 2021-03-21 stsp struct got_reference *ref = NULL;
6591 e600f124 2021-03-21 stsp struct got_object_id *old_commit_id = NULL;
6592 e600f124 2021-03-21 stsp const char *branch_name = NULL;
6593 e600f124 2021-03-21 stsp char *new_id_str = NULL;
6594 e600f124 2021-03-21 stsp char *refname = NULL;
6595 e600f124 2021-03-21 stsp
6596 e600f124 2021-03-21 stsp branch_name = got_ref_get_name(branch);
6597 e600f124 2021-03-21 stsp if (strncmp(branch_name, "refs/heads/", 11) != 0)
6598 e600f124 2021-03-21 stsp return got_error(GOT_ERR_BAD_REF_NAME); /* should not happen */
6599 e600f124 2021-03-21 stsp branch_name += 11;
6600 e600f124 2021-03-21 stsp
6601 e600f124 2021-03-21 stsp err = got_object_id_str(&new_id_str, new_commit_id);
6602 e600f124 2021-03-21 stsp if (err)
6603 e600f124 2021-03-21 stsp return err;
6604 e600f124 2021-03-21 stsp
6605 e600f124 2021-03-21 stsp if (asprintf(&refname, "%s/%s/%s", backup_ref_prefix, branch_name,
6606 e600f124 2021-03-21 stsp new_id_str) == -1) {
6607 e600f124 2021-03-21 stsp err = got_error_from_errno("asprintf");
6608 e600f124 2021-03-21 stsp goto done;
6609 e600f124 2021-03-21 stsp }
6610 e600f124 2021-03-21 stsp
6611 e600f124 2021-03-21 stsp err = got_ref_resolve(&old_commit_id, repo, branch);
6612 e600f124 2021-03-21 stsp if (err)
6613 e600f124 2021-03-21 stsp goto done;
6614 e600f124 2021-03-21 stsp
6615 e600f124 2021-03-21 stsp err = got_ref_alloc(&ref, refname, old_commit_id);
6616 e600f124 2021-03-21 stsp if (err)
6617 e600f124 2021-03-21 stsp goto done;
6618 e600f124 2021-03-21 stsp
6619 e600f124 2021-03-21 stsp err = got_ref_write(ref, repo);
6620 e600f124 2021-03-21 stsp done:
6621 e600f124 2021-03-21 stsp free(new_id_str);
6622 e600f124 2021-03-21 stsp free(refname);
6623 e600f124 2021-03-21 stsp free(old_commit_id);
6624 e600f124 2021-03-21 stsp if (ref)
6625 e600f124 2021-03-21 stsp got_ref_close(ref);
6626 69844fba 2019-07-11 stsp return err;
6627 69844fba 2019-07-11 stsp }
6628 69844fba 2019-07-11 stsp
6629 818c7501 2019-07-11 stsp const struct got_error *
6630 818c7501 2019-07-11 stsp got_worktree_rebase_complete(struct got_worktree *worktree,
6631 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *new_base_branch,
6632 3e3a69f1 2019-07-25 stsp struct got_reference *tmp_branch, struct got_reference *rebased_branch,
6633 e600f124 2021-03-21 stsp struct got_repository *repo, int create_backup)
6634 818c7501 2019-07-11 stsp {
6635 a615e0e7 2020-12-16 stsp const struct got_error *err, *unlockerr, *sync_err;
6636 818c7501 2019-07-11 stsp struct got_object_id *new_head_commit_id = NULL;
6637 a615e0e7 2020-12-16 stsp char *fileindex_path = NULL;
6638 818c7501 2019-07-11 stsp
6639 818c7501 2019-07-11 stsp err = got_ref_resolve(&new_head_commit_id, repo, tmp_branch);
6640 818c7501 2019-07-11 stsp if (err)
6641 818c7501 2019-07-11 stsp return err;
6642 e600f124 2021-03-21 stsp
6643 e600f124 2021-03-21 stsp if (create_backup) {
6644 e600f124 2021-03-21 stsp err = create_backup_ref(GOT_WORKTREE_REBASE_BACKUP_REF_PREFIX,
6645 e600f124 2021-03-21 stsp rebased_branch, new_head_commit_id, repo);
6646 e600f124 2021-03-21 stsp if (err)
6647 e600f124 2021-03-21 stsp goto done;
6648 e600f124 2021-03-21 stsp }
6649 818c7501 2019-07-11 stsp
6650 818c7501 2019-07-11 stsp err = got_ref_change_ref(rebased_branch, new_head_commit_id);
6651 818c7501 2019-07-11 stsp if (err)
6652 818c7501 2019-07-11 stsp goto done;
6653 818c7501 2019-07-11 stsp
6654 818c7501 2019-07-11 stsp err = got_ref_write(rebased_branch, repo);
6655 818c7501 2019-07-11 stsp if (err)
6656 818c7501 2019-07-11 stsp goto done;
6657 818c7501 2019-07-11 stsp
6658 818c7501 2019-07-11 stsp err = got_worktree_set_head_ref(worktree, rebased_branch);
6659 818c7501 2019-07-11 stsp if (err)
6660 818c7501 2019-07-11 stsp goto done;
6661 818c7501 2019-07-11 stsp
6662 69844fba 2019-07-11 stsp err = delete_rebase_refs(worktree, repo);
6663 a615e0e7 2020-12-16 stsp if (err)
6664 a615e0e7 2020-12-16 stsp goto done;
6665 a615e0e7 2020-12-16 stsp
6666 a615e0e7 2020-12-16 stsp err = get_fileindex_path(&fileindex_path, worktree);
6667 a615e0e7 2020-12-16 stsp if (err)
6668 a615e0e7 2020-12-16 stsp goto done;
6669 a615e0e7 2020-12-16 stsp err = bump_base_commit_id_everywhere(worktree, fileindex, NULL, NULL);
6670 a615e0e7 2020-12-16 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6671 a615e0e7 2020-12-16 stsp if (sync_err && err == NULL)
6672 a615e0e7 2020-12-16 stsp err = sync_err;
6673 818c7501 2019-07-11 stsp done:
6674 a615e0e7 2020-12-16 stsp got_fileindex_free(fileindex);
6675 a615e0e7 2020-12-16 stsp free(fileindex_path);
6676 818c7501 2019-07-11 stsp free(new_head_commit_id);
6677 818c7501 2019-07-11 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6678 818c7501 2019-07-11 stsp if (unlockerr && err == NULL)
6679 818c7501 2019-07-11 stsp err = unlockerr;
6680 818c7501 2019-07-11 stsp return err;
6681 818c7501 2019-07-11 stsp }
6682 818c7501 2019-07-11 stsp
6683 818c7501 2019-07-11 stsp const struct got_error *
6684 818c7501 2019-07-11 stsp got_worktree_rebase_abort(struct got_worktree *worktree,
6685 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_repository *repo,
6686 3e3a69f1 2019-07-25 stsp struct got_reference *new_base_branch,
6687 abc59930 2021-09-05 naddy got_worktree_checkout_cb progress_cb, void *progress_arg)
6688 818c7501 2019-07-11 stsp {
6689 ca355955 2019-07-12 stsp const struct got_error *err, *unlockerr, *sync_err;
6690 818c7501 2019-07-11 stsp struct got_reference *resolved = NULL;
6691 818c7501 2019-07-11 stsp struct got_object_id *commit_id = NULL;
6692 818c7501 2019-07-11 stsp char *fileindex_path = NULL;
6693 1f1abb7e 2019-08-08 stsp struct revert_file_args rfa;
6694 a3a2faf2 2019-07-12 stsp struct got_object_id *tree_id = NULL;
6695 818c7501 2019-07-11 stsp
6696 818c7501 2019-07-11 stsp err = lock_worktree(worktree, LOCK_EX);
6697 818c7501 2019-07-11 stsp if (err)
6698 818c7501 2019-07-11 stsp return err;
6699 818c7501 2019-07-11 stsp
6700 818c7501 2019-07-11 stsp err = got_ref_open(&resolved, repo,
6701 818c7501 2019-07-11 stsp got_ref_get_symref_target(new_base_branch), 0);
6702 818c7501 2019-07-11 stsp if (err)
6703 818c7501 2019-07-11 stsp goto done;
6704 818c7501 2019-07-11 stsp
6705 818c7501 2019-07-11 stsp err = got_worktree_set_head_ref(worktree, resolved);
6706 818c7501 2019-07-11 stsp if (err)
6707 818c7501 2019-07-11 stsp goto done;
6708 818c7501 2019-07-11 stsp
6709 818c7501 2019-07-11 stsp /*
6710 818c7501 2019-07-11 stsp * XXX commits to the base branch could have happened while
6711 818c7501 2019-07-11 stsp * we were busy rebasing; should we store the original commit ID
6712 818c7501 2019-07-11 stsp * when rebase begins and read it back here?
6713 818c7501 2019-07-11 stsp */
6714 818c7501 2019-07-11 stsp err = got_ref_resolve(&commit_id, repo, resolved);
6715 818c7501 2019-07-11 stsp if (err)
6716 818c7501 2019-07-11 stsp goto done;
6717 818c7501 2019-07-11 stsp
6718 818c7501 2019-07-11 stsp err = got_worktree_set_base_commit_id(worktree, repo, commit_id);
6719 818c7501 2019-07-11 stsp if (err)
6720 818c7501 2019-07-11 stsp goto done;
6721 818c7501 2019-07-11 stsp
6722 ca355955 2019-07-12 stsp err = got_object_id_by_path(&tree_id, repo,
6723 ca355955 2019-07-12 stsp worktree->base_commit_id, worktree->path_prefix);
6724 ca355955 2019-07-12 stsp if (err)
6725 ca355955 2019-07-12 stsp goto done;
6726 ca355955 2019-07-12 stsp
6727 ca355955 2019-07-12 stsp err = delete_rebase_refs(worktree, repo);
6728 ca355955 2019-07-12 stsp if (err)
6729 ca355955 2019-07-12 stsp goto done;
6730 ca355955 2019-07-12 stsp
6731 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6732 818c7501 2019-07-11 stsp if (err)
6733 818c7501 2019-07-11 stsp goto done;
6734 818c7501 2019-07-11 stsp
6735 1f1abb7e 2019-08-08 stsp rfa.worktree = worktree;
6736 1f1abb7e 2019-08-08 stsp rfa.fileindex = fileindex;
6737 1f1abb7e 2019-08-08 stsp rfa.progress_cb = progress_cb;
6738 1f1abb7e 2019-08-08 stsp rfa.progress_arg = progress_arg;
6739 33aa809d 2019-08-08 stsp rfa.patch_cb = NULL;
6740 33aa809d 2019-08-08 stsp rfa.patch_arg = NULL;
6741 1f1abb7e 2019-08-08 stsp rfa.repo = repo;
6742 10604dce 2021-09-24 thomas rfa.unlink_added_files = 0;
6743 347d1d3e 2019-07-12 stsp err = worktree_status(worktree, "", fileindex, repo,
6744 6092c299 2021-10-04 thomas revert_file, &rfa, NULL, NULL, 1, 0);
6745 55bd499d 2019-07-12 stsp if (err)
6746 1f1abb7e 2019-08-08 stsp goto sync;
6747 55bd499d 2019-07-12 stsp
6748 267fb255 2019-07-12 stsp err = checkout_files(worktree, fileindex, "", tree_id, NULL,
6749 267fb255 2019-07-12 stsp repo, progress_cb, progress_arg, NULL, NULL);
6750 ca355955 2019-07-12 stsp sync:
6751 ca355955 2019-07-12 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6752 ca355955 2019-07-12 stsp if (sync_err && err == NULL)
6753 ca355955 2019-07-12 stsp err = sync_err;
6754 818c7501 2019-07-11 stsp done:
6755 818c7501 2019-07-11 stsp got_ref_close(resolved);
6756 a3a2faf2 2019-07-12 stsp free(tree_id);
6757 818c7501 2019-07-11 stsp free(commit_id);
6758 0ebf8283 2019-07-24 stsp if (fileindex)
6759 0ebf8283 2019-07-24 stsp got_fileindex_free(fileindex);
6760 0ebf8283 2019-07-24 stsp free(fileindex_path);
6761 0ebf8283 2019-07-24 stsp
6762 0ebf8283 2019-07-24 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6763 0ebf8283 2019-07-24 stsp if (unlockerr && err == NULL)
6764 0ebf8283 2019-07-24 stsp err = unlockerr;
6765 0ebf8283 2019-07-24 stsp return err;
6766 0ebf8283 2019-07-24 stsp }
6767 0ebf8283 2019-07-24 stsp
6768 0ebf8283 2019-07-24 stsp const struct got_error *
6769 0ebf8283 2019-07-24 stsp got_worktree_histedit_prepare(struct got_reference **tmp_branch,
6770 0ebf8283 2019-07-24 stsp struct got_reference **branch_ref, struct got_object_id **base_commit_id,
6771 3e3a69f1 2019-07-25 stsp struct got_fileindex **fileindex, struct got_worktree *worktree,
6772 3e3a69f1 2019-07-25 stsp struct got_repository *repo)
6773 0ebf8283 2019-07-24 stsp {
6774 0ebf8283 2019-07-24 stsp const struct got_error *err = NULL;
6775 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL;
6776 0ebf8283 2019-07-24 stsp char *branch_ref_name = NULL;
6777 0ebf8283 2019-07-24 stsp char *base_commit_ref_name = NULL;
6778 0ebf8283 2019-07-24 stsp char *fileindex_path = NULL;
6779 0ebf8283 2019-07-24 stsp struct check_rebase_ok_arg ok_arg;
6780 0ebf8283 2019-07-24 stsp struct got_reference *wt_branch = NULL;
6781 0ebf8283 2019-07-24 stsp struct got_reference *base_commit_ref = NULL;
6782 0ebf8283 2019-07-24 stsp
6783 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6784 0ebf8283 2019-07-24 stsp *branch_ref = NULL;
6785 0ebf8283 2019-07-24 stsp *base_commit_id = NULL;
6786 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6787 0ebf8283 2019-07-24 stsp
6788 0ebf8283 2019-07-24 stsp err = lock_worktree(worktree, LOCK_EX);
6789 0ebf8283 2019-07-24 stsp if (err)
6790 0ebf8283 2019-07-24 stsp return err;
6791 0ebf8283 2019-07-24 stsp
6792 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
6793 0ebf8283 2019-07-24 stsp if (err)
6794 0ebf8283 2019-07-24 stsp goto done;
6795 0ebf8283 2019-07-24 stsp
6796 0ebf8283 2019-07-24 stsp ok_arg.worktree = worktree;
6797 0ebf8283 2019-07-24 stsp ok_arg.repo = repo;
6798 3e3a69f1 2019-07-25 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
6799 0ebf8283 2019-07-24 stsp &ok_arg);
6800 0ebf8283 2019-07-24 stsp if (err)
6801 0ebf8283 2019-07-24 stsp goto done;
6802 0ebf8283 2019-07-24 stsp
6803 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6804 0ebf8283 2019-07-24 stsp if (err)
6805 0ebf8283 2019-07-24 stsp goto done;
6806 0ebf8283 2019-07-24 stsp
6807 0ebf8283 2019-07-24 stsp err = get_histedit_branch_symref_name(&branch_ref_name, worktree);
6808 0ebf8283 2019-07-24 stsp if (err)
6809 0ebf8283 2019-07-24 stsp goto done;
6810 0ebf8283 2019-07-24 stsp
6811 0ebf8283 2019-07-24 stsp err = get_histedit_base_commit_ref_name(&base_commit_ref_name,
6812 0ebf8283 2019-07-24 stsp worktree);
6813 0ebf8283 2019-07-24 stsp if (err)
6814 0ebf8283 2019-07-24 stsp goto done;
6815 0ebf8283 2019-07-24 stsp
6816 0ebf8283 2019-07-24 stsp err = got_ref_open(&wt_branch, repo, worktree->head_ref_name,
6817 0ebf8283 2019-07-24 stsp 0);
6818 0ebf8283 2019-07-24 stsp if (err)
6819 0ebf8283 2019-07-24 stsp goto done;
6820 0ebf8283 2019-07-24 stsp
6821 0ebf8283 2019-07-24 stsp err = got_ref_alloc_symref(branch_ref, branch_ref_name, wt_branch);
6822 0ebf8283 2019-07-24 stsp if (err)
6823 0ebf8283 2019-07-24 stsp goto done;
6824 0ebf8283 2019-07-24 stsp
6825 0ebf8283 2019-07-24 stsp err = got_ref_write(*branch_ref, repo);
6826 0ebf8283 2019-07-24 stsp if (err)
6827 0ebf8283 2019-07-24 stsp goto done;
6828 0ebf8283 2019-07-24 stsp
6829 0ebf8283 2019-07-24 stsp err = got_ref_alloc(&base_commit_ref, base_commit_ref_name,
6830 0ebf8283 2019-07-24 stsp worktree->base_commit_id);
6831 0ebf8283 2019-07-24 stsp if (err)
6832 0ebf8283 2019-07-24 stsp goto done;
6833 0ebf8283 2019-07-24 stsp err = got_ref_write(base_commit_ref, repo);
6834 0ebf8283 2019-07-24 stsp if (err)
6835 0ebf8283 2019-07-24 stsp goto done;
6836 0ebf8283 2019-07-24 stsp *base_commit_id = got_object_id_dup(worktree->base_commit_id);
6837 0ebf8283 2019-07-24 stsp if (*base_commit_id == NULL) {
6838 0ebf8283 2019-07-24 stsp err = got_error_from_errno("got_object_id_dup");
6839 0ebf8283 2019-07-24 stsp goto done;
6840 0ebf8283 2019-07-24 stsp }
6841 0ebf8283 2019-07-24 stsp
6842 0ebf8283 2019-07-24 stsp err = got_ref_alloc(tmp_branch, tmp_branch_name,
6843 0ebf8283 2019-07-24 stsp worktree->base_commit_id);
6844 0ebf8283 2019-07-24 stsp if (err)
6845 0ebf8283 2019-07-24 stsp goto done;
6846 0ebf8283 2019-07-24 stsp err = got_ref_write(*tmp_branch, repo);
6847 0ebf8283 2019-07-24 stsp if (err)
6848 0ebf8283 2019-07-24 stsp goto done;
6849 0ebf8283 2019-07-24 stsp
6850 0ebf8283 2019-07-24 stsp err = got_worktree_set_head_ref(worktree, *tmp_branch);
6851 0ebf8283 2019-07-24 stsp if (err)
6852 0ebf8283 2019-07-24 stsp goto done;
6853 0ebf8283 2019-07-24 stsp done:
6854 0ebf8283 2019-07-24 stsp free(fileindex_path);
6855 0ebf8283 2019-07-24 stsp free(tmp_branch_name);
6856 0ebf8283 2019-07-24 stsp free(branch_ref_name);
6857 0ebf8283 2019-07-24 stsp free(base_commit_ref_name);
6858 0ebf8283 2019-07-24 stsp if (wt_branch)
6859 0ebf8283 2019-07-24 stsp got_ref_close(wt_branch);
6860 0ebf8283 2019-07-24 stsp if (err) {
6861 0ebf8283 2019-07-24 stsp if (*branch_ref) {
6862 0ebf8283 2019-07-24 stsp got_ref_close(*branch_ref);
6863 0ebf8283 2019-07-24 stsp *branch_ref = NULL;
6864 0ebf8283 2019-07-24 stsp }
6865 0ebf8283 2019-07-24 stsp if (*tmp_branch) {
6866 0ebf8283 2019-07-24 stsp got_ref_close(*tmp_branch);
6867 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6868 0ebf8283 2019-07-24 stsp }
6869 0ebf8283 2019-07-24 stsp free(*base_commit_id);
6870 3e3a69f1 2019-07-25 stsp if (*fileindex) {
6871 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
6872 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6873 3e3a69f1 2019-07-25 stsp }
6874 0ebf8283 2019-07-24 stsp lock_worktree(worktree, LOCK_SH);
6875 0ebf8283 2019-07-24 stsp }
6876 0ebf8283 2019-07-24 stsp return err;
6877 0ebf8283 2019-07-24 stsp }
6878 0ebf8283 2019-07-24 stsp
6879 0ebf8283 2019-07-24 stsp const struct got_error *
6880 3e3a69f1 2019-07-25 stsp got_worktree_histedit_postpone(struct got_worktree *worktree,
6881 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex)
6882 0ebf8283 2019-07-24 stsp {
6883 3e3a69f1 2019-07-25 stsp if (fileindex)
6884 3e3a69f1 2019-07-25 stsp got_fileindex_free(fileindex);
6885 0ebf8283 2019-07-24 stsp return lock_worktree(worktree, LOCK_SH);
6886 0ebf8283 2019-07-24 stsp }
6887 0ebf8283 2019-07-24 stsp
6888 0ebf8283 2019-07-24 stsp const struct got_error *
6889 0ebf8283 2019-07-24 stsp got_worktree_histedit_in_progress(int *in_progress,
6890 0ebf8283 2019-07-24 stsp struct got_worktree *worktree)
6891 0ebf8283 2019-07-24 stsp {
6892 0ebf8283 2019-07-24 stsp const struct got_error *err;
6893 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL;
6894 0ebf8283 2019-07-24 stsp
6895 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6896 0ebf8283 2019-07-24 stsp if (err)
6897 0ebf8283 2019-07-24 stsp return err;
6898 0ebf8283 2019-07-24 stsp
6899 0ebf8283 2019-07-24 stsp *in_progress = (strcmp(tmp_branch_name, worktree->head_ref_name) == 0);
6900 0ebf8283 2019-07-24 stsp free(tmp_branch_name);
6901 0ebf8283 2019-07-24 stsp return NULL;
6902 0ebf8283 2019-07-24 stsp }
6903 0ebf8283 2019-07-24 stsp
6904 0ebf8283 2019-07-24 stsp const struct got_error *
6905 0ebf8283 2019-07-24 stsp got_worktree_histedit_continue(struct got_object_id **commit_id,
6906 0ebf8283 2019-07-24 stsp struct got_reference **tmp_branch, struct got_reference **branch_ref,
6907 3e3a69f1 2019-07-25 stsp struct got_object_id **base_commit_id, struct got_fileindex **fileindex,
6908 0ebf8283 2019-07-24 stsp struct got_worktree *worktree, struct got_repository *repo)
6909 0ebf8283 2019-07-24 stsp {
6910 0ebf8283 2019-07-24 stsp const struct got_error *err;
6911 0ebf8283 2019-07-24 stsp char *commit_ref_name = NULL, *base_commit_ref_name = NULL;
6912 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL, *branch_ref_name = NULL;
6913 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6914 0ebf8283 2019-07-24 stsp struct got_reference *base_commit_ref = NULL;
6915 3e3a69f1 2019-07-25 stsp char *fileindex_path = NULL;
6916 f032f1f7 2019-08-04 stsp int have_staged_files = 0;
6917 0ebf8283 2019-07-24 stsp
6918 0ebf8283 2019-07-24 stsp *commit_id = NULL;
6919 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6920 0ebf8283 2019-07-24 stsp *base_commit_id = NULL;
6921 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6922 0ebf8283 2019-07-24 stsp
6923 3e3a69f1 2019-07-25 stsp err = lock_worktree(worktree, LOCK_EX);
6924 3e3a69f1 2019-07-25 stsp if (err)
6925 3e3a69f1 2019-07-25 stsp return err;
6926 3e3a69f1 2019-07-25 stsp
6927 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
6928 3e3a69f1 2019-07-25 stsp if (err)
6929 f032f1f7 2019-08-04 stsp goto done;
6930 f032f1f7 2019-08-04 stsp
6931 f032f1f7 2019-08-04 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_staged_file,
6932 f032f1f7 2019-08-04 stsp &have_staged_files);
6933 f032f1f7 2019-08-04 stsp if (err && err->code != GOT_ERR_CANCELLED)
6934 f032f1f7 2019-08-04 stsp goto done;
6935 f032f1f7 2019-08-04 stsp if (have_staged_files) {
6936 f032f1f7 2019-08-04 stsp err = got_error(GOT_ERR_STAGED_PATHS);
6937 3e3a69f1 2019-07-25 stsp goto done;
6938 f032f1f7 2019-08-04 stsp }
6939 3e3a69f1 2019-07-25 stsp
6940 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6941 0ebf8283 2019-07-24 stsp if (err)
6942 f032f1f7 2019-08-04 stsp goto done;
6943 0ebf8283 2019-07-24 stsp
6944 0ebf8283 2019-07-24 stsp err = get_histedit_branch_symref_name(&branch_ref_name, worktree);
6945 0ebf8283 2019-07-24 stsp if (err)
6946 0ebf8283 2019-07-24 stsp goto done;
6947 0ebf8283 2019-07-24 stsp
6948 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6949 0ebf8283 2019-07-24 stsp if (err)
6950 0ebf8283 2019-07-24 stsp goto done;
6951 0ebf8283 2019-07-24 stsp
6952 0ebf8283 2019-07-24 stsp err = get_histedit_base_commit_ref_name(&base_commit_ref_name,
6953 0ebf8283 2019-07-24 stsp worktree);
6954 0ebf8283 2019-07-24 stsp if (err)
6955 0ebf8283 2019-07-24 stsp goto done;
6956 0ebf8283 2019-07-24 stsp
6957 0ebf8283 2019-07-24 stsp err = got_ref_open(branch_ref, repo, branch_ref_name, 0);
6958 0ebf8283 2019-07-24 stsp if (err)
6959 0ebf8283 2019-07-24 stsp goto done;
6960 0ebf8283 2019-07-24 stsp
6961 0ebf8283 2019-07-24 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6962 0ebf8283 2019-07-24 stsp if (err)
6963 0ebf8283 2019-07-24 stsp goto done;
6964 0ebf8283 2019-07-24 stsp err = got_ref_resolve(commit_id, repo, commit_ref);
6965 0ebf8283 2019-07-24 stsp if (err)
6966 0ebf8283 2019-07-24 stsp goto done;
6967 0ebf8283 2019-07-24 stsp
6968 0ebf8283 2019-07-24 stsp err = got_ref_open(&base_commit_ref, repo, base_commit_ref_name, 0);
6969 0ebf8283 2019-07-24 stsp if (err)
6970 0ebf8283 2019-07-24 stsp goto done;
6971 0ebf8283 2019-07-24 stsp err = got_ref_resolve(base_commit_id, repo, base_commit_ref);
6972 0ebf8283 2019-07-24 stsp if (err)
6973 0ebf8283 2019-07-24 stsp goto done;
6974 0ebf8283 2019-07-24 stsp
6975 0ebf8283 2019-07-24 stsp err = got_ref_open(tmp_branch, repo, tmp_branch_name, 0);
6976 0ebf8283 2019-07-24 stsp if (err)
6977 0ebf8283 2019-07-24 stsp goto done;
6978 0ebf8283 2019-07-24 stsp done:
6979 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6980 0ebf8283 2019-07-24 stsp free(branch_ref_name);
6981 3e3a69f1 2019-07-25 stsp free(fileindex_path);
6982 0ebf8283 2019-07-24 stsp if (commit_ref)
6983 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6984 0ebf8283 2019-07-24 stsp if (base_commit_ref)
6985 0ebf8283 2019-07-24 stsp got_ref_close(base_commit_ref);
6986 0ebf8283 2019-07-24 stsp if (err) {
6987 0ebf8283 2019-07-24 stsp free(*commit_id);
6988 0ebf8283 2019-07-24 stsp *commit_id = NULL;
6989 0ebf8283 2019-07-24 stsp free(*base_commit_id);
6990 0ebf8283 2019-07-24 stsp *base_commit_id = NULL;
6991 0ebf8283 2019-07-24 stsp if (*tmp_branch) {
6992 0ebf8283 2019-07-24 stsp got_ref_close(*tmp_branch);
6993 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6994 0ebf8283 2019-07-24 stsp }
6995 3e3a69f1 2019-07-25 stsp if (*fileindex) {
6996 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
6997 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6998 3e3a69f1 2019-07-25 stsp }
6999 3e3a69f1 2019-07-25 stsp lock_worktree(worktree, LOCK_EX);
7000 0ebf8283 2019-07-24 stsp }
7001 0ebf8283 2019-07-24 stsp return err;
7002 0ebf8283 2019-07-24 stsp }
7003 0ebf8283 2019-07-24 stsp
7004 0ebf8283 2019-07-24 stsp static const struct got_error *
7005 0ebf8283 2019-07-24 stsp delete_histedit_refs(struct got_worktree *worktree, struct got_repository *repo)
7006 0ebf8283 2019-07-24 stsp {
7007 0ebf8283 2019-07-24 stsp const struct got_error *err;
7008 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL, *base_commit_ref_name = NULL;
7009 0ebf8283 2019-07-24 stsp char *branch_ref_name = NULL, *commit_ref_name = NULL;
7010 0ebf8283 2019-07-24 stsp
7011 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
7012 0ebf8283 2019-07-24 stsp if (err)
7013 0ebf8283 2019-07-24 stsp goto done;
7014 0ebf8283 2019-07-24 stsp err = delete_ref(tmp_branch_name, repo);
7015 0ebf8283 2019-07-24 stsp if (err)
7016 0ebf8283 2019-07-24 stsp goto done;
7017 0ebf8283 2019-07-24 stsp
7018 0ebf8283 2019-07-24 stsp err = get_histedit_base_commit_ref_name(&base_commit_ref_name,
7019 0ebf8283 2019-07-24 stsp worktree);
7020 0ebf8283 2019-07-24 stsp if (err)
7021 0ebf8283 2019-07-24 stsp goto done;
7022 0ebf8283 2019-07-24 stsp err = delete_ref(base_commit_ref_name, repo);
7023 0ebf8283 2019-07-24 stsp if (err)
7024 0ebf8283 2019-07-24 stsp goto done;
7025 0ebf8283 2019-07-24 stsp
7026 0ebf8283 2019-07-24 stsp err = get_histedit_branch_symref_name(&branch_ref_name, worktree);
7027 0ebf8283 2019-07-24 stsp if (err)
7028 0ebf8283 2019-07-24 stsp goto done;
7029 0ebf8283 2019-07-24 stsp err = delete_ref(branch_ref_name, repo);
7030 0ebf8283 2019-07-24 stsp if (err)
7031 0ebf8283 2019-07-24 stsp goto done;
7032 0ebf8283 2019-07-24 stsp
7033 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
7034 0ebf8283 2019-07-24 stsp if (err)
7035 0ebf8283 2019-07-24 stsp goto done;
7036 0ebf8283 2019-07-24 stsp err = delete_ref(commit_ref_name, repo);
7037 0ebf8283 2019-07-24 stsp if (err)
7038 0ebf8283 2019-07-24 stsp goto done;
7039 0ebf8283 2019-07-24 stsp done:
7040 0ebf8283 2019-07-24 stsp free(tmp_branch_name);
7041 0ebf8283 2019-07-24 stsp free(base_commit_ref_name);
7042 0ebf8283 2019-07-24 stsp free(branch_ref_name);
7043 0ebf8283 2019-07-24 stsp free(commit_ref_name);
7044 0ebf8283 2019-07-24 stsp return err;
7045 0ebf8283 2019-07-24 stsp }
7046 0ebf8283 2019-07-24 stsp
7047 0ebf8283 2019-07-24 stsp const struct got_error *
7048 0ebf8283 2019-07-24 stsp got_worktree_histedit_abort(struct got_worktree *worktree,
7049 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_repository *repo,
7050 3e3a69f1 2019-07-25 stsp struct got_reference *branch, struct got_object_id *base_commit_id,
7051 0ebf8283 2019-07-24 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
7052 0ebf8283 2019-07-24 stsp {
7053 0ebf8283 2019-07-24 stsp const struct got_error *err, *unlockerr, *sync_err;
7054 0ebf8283 2019-07-24 stsp struct got_reference *resolved = NULL;
7055 0ebf8283 2019-07-24 stsp char *fileindex_path = NULL;
7056 0ebf8283 2019-07-24 stsp struct got_object_id *tree_id = NULL;
7057 1f1abb7e 2019-08-08 stsp struct revert_file_args rfa;
7058 0ebf8283 2019-07-24 stsp
7059 0ebf8283 2019-07-24 stsp err = lock_worktree(worktree, LOCK_EX);
7060 0ebf8283 2019-07-24 stsp if (err)
7061 0ebf8283 2019-07-24 stsp return err;
7062 0ebf8283 2019-07-24 stsp
7063 0ebf8283 2019-07-24 stsp err = got_ref_open(&resolved, repo,
7064 0ebf8283 2019-07-24 stsp got_ref_get_symref_target(branch), 0);
7065 0ebf8283 2019-07-24 stsp if (err)
7066 0ebf8283 2019-07-24 stsp goto done;
7067 0ebf8283 2019-07-24 stsp
7068 0ebf8283 2019-07-24 stsp err = got_worktree_set_head_ref(worktree, resolved);
7069 0ebf8283 2019-07-24 stsp if (err)
7070 0ebf8283 2019-07-24 stsp goto done;
7071 0ebf8283 2019-07-24 stsp
7072 0ebf8283 2019-07-24 stsp err = got_worktree_set_base_commit_id(worktree, repo, base_commit_id);
7073 0ebf8283 2019-07-24 stsp if (err)
7074 0ebf8283 2019-07-24 stsp goto done;
7075 0ebf8283 2019-07-24 stsp
7076 0ebf8283 2019-07-24 stsp err = got_object_id_by_path(&tree_id, repo, base_commit_id,
7077 0ebf8283 2019-07-24 stsp worktree->path_prefix);
7078 0ebf8283 2019-07-24 stsp if (err)
7079 0ebf8283 2019-07-24 stsp goto done;
7080 0ebf8283 2019-07-24 stsp
7081 0ebf8283 2019-07-24 stsp err = delete_histedit_refs(worktree, repo);
7082 0ebf8283 2019-07-24 stsp if (err)
7083 0ebf8283 2019-07-24 stsp goto done;
7084 0ebf8283 2019-07-24 stsp
7085 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
7086 0ebf8283 2019-07-24 stsp if (err)
7087 0ebf8283 2019-07-24 stsp goto done;
7088 0ebf8283 2019-07-24 stsp
7089 1f1abb7e 2019-08-08 stsp rfa.worktree = worktree;
7090 1f1abb7e 2019-08-08 stsp rfa.fileindex = fileindex;
7091 1f1abb7e 2019-08-08 stsp rfa.progress_cb = progress_cb;
7092 1f1abb7e 2019-08-08 stsp rfa.progress_arg = progress_arg;
7093 33aa809d 2019-08-08 stsp rfa.patch_cb = NULL;
7094 33aa809d 2019-08-08 stsp rfa.patch_arg = NULL;
7095 1f1abb7e 2019-08-08 stsp rfa.repo = repo;
7096 10604dce 2021-09-24 thomas rfa.unlink_added_files = 0;
7097 0ebf8283 2019-07-24 stsp err = worktree_status(worktree, "", fileindex, repo,
7098 6092c299 2021-10-04 thomas revert_file, &rfa, NULL, NULL, 1, 0);
7099 0ebf8283 2019-07-24 stsp if (err)
7100 1f1abb7e 2019-08-08 stsp goto sync;
7101 0ebf8283 2019-07-24 stsp
7102 0ebf8283 2019-07-24 stsp err = checkout_files(worktree, fileindex, "", tree_id, NULL,
7103 0ebf8283 2019-07-24 stsp repo, progress_cb, progress_arg, NULL, NULL);
7104 0ebf8283 2019-07-24 stsp sync:
7105 0ebf8283 2019-07-24 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
7106 0ebf8283 2019-07-24 stsp if (sync_err && err == NULL)
7107 0ebf8283 2019-07-24 stsp err = sync_err;
7108 0ebf8283 2019-07-24 stsp done:
7109 0ebf8283 2019-07-24 stsp got_ref_close(resolved);
7110 0ebf8283 2019-07-24 stsp free(tree_id);
7111 818c7501 2019-07-11 stsp free(fileindex_path);
7112 818c7501 2019-07-11 stsp
7113 818c7501 2019-07-11 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
7114 818c7501 2019-07-11 stsp if (unlockerr && err == NULL)
7115 818c7501 2019-07-11 stsp err = unlockerr;
7116 818c7501 2019-07-11 stsp return err;
7117 818c7501 2019-07-11 stsp }
7118 0ebf8283 2019-07-24 stsp
7119 0ebf8283 2019-07-24 stsp const struct got_error *
7120 0ebf8283 2019-07-24 stsp got_worktree_histedit_complete(struct got_worktree *worktree,
7121 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *tmp_branch,
7122 3e3a69f1 2019-07-25 stsp struct got_reference *edited_branch, struct got_repository *repo)
7123 0ebf8283 2019-07-24 stsp {
7124 a615e0e7 2020-12-16 stsp const struct got_error *err, *unlockerr, *sync_err;
7125 0ebf8283 2019-07-24 stsp struct got_object_id *new_head_commit_id = NULL;
7126 0ebf8283 2019-07-24 stsp struct got_reference *resolved = NULL;
7127 a615e0e7 2020-12-16 stsp char *fileindex_path = NULL;
7128 0ebf8283 2019-07-24 stsp
7129 0ebf8283 2019-07-24 stsp err = got_ref_resolve(&new_head_commit_id, repo, tmp_branch);
7130 0ebf8283 2019-07-24 stsp if (err)
7131 0ebf8283 2019-07-24 stsp return err;
7132 0ebf8283 2019-07-24 stsp
7133 0ebf8283 2019-07-24 stsp err = got_ref_open(&resolved, repo,
7134 0ebf8283 2019-07-24 stsp got_ref_get_symref_target(edited_branch), 0);
7135 e600f124 2021-03-21 stsp if (err)
7136 e600f124 2021-03-21 stsp goto done;
7137 e600f124 2021-03-21 stsp
7138 e600f124 2021-03-21 stsp err = create_backup_ref(GOT_WORKTREE_HISTEDIT_BACKUP_REF_PREFIX,
7139 e600f124 2021-03-21 stsp resolved, new_head_commit_id, repo);
7140 0ebf8283 2019-07-24 stsp if (err)
7141 0ebf8283 2019-07-24 stsp goto done;
7142 0ebf8283 2019-07-24 stsp
7143 0ebf8283 2019-07-24 stsp err = got_ref_change_ref(resolved, new_head_commit_id);
7144 0ebf8283 2019-07-24 stsp if (err)
7145 0ebf8283 2019-07-24 stsp goto done;
7146 0ebf8283 2019-07-24 stsp
7147 0ebf8283 2019-07-24 stsp err = got_ref_write(resolved, repo);
7148 0ebf8283 2019-07-24 stsp if (err)
7149 0ebf8283 2019-07-24 stsp goto done;
7150 0ebf8283 2019-07-24 stsp
7151 0ebf8283 2019-07-24 stsp err = got_worktree_set_head_ref(worktree, resolved);
7152 0ebf8283 2019-07-24 stsp if (err)
7153 0ebf8283 2019-07-24 stsp goto done;
7154 0ebf8283 2019-07-24 stsp
7155 0ebf8283 2019-07-24 stsp err = delete_histedit_refs(worktree, repo);
7156 a615e0e7 2020-12-16 stsp if (err)
7157 a615e0e7 2020-12-16 stsp goto done;
7158 a615e0e7 2020-12-16 stsp
7159 a615e0e7 2020-12-16 stsp err = get_fileindex_path(&fileindex_path, worktree);
7160 a615e0e7 2020-12-16 stsp if (err)
7161 a615e0e7 2020-12-16 stsp goto done;
7162 a615e0e7 2020-12-16 stsp err = bump_base_commit_id_everywhere(worktree, fileindex, NULL, NULL);
7163 a615e0e7 2020-12-16 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
7164 a615e0e7 2020-12-16 stsp if (sync_err && err == NULL)
7165 a615e0e7 2020-12-16 stsp err = sync_err;
7166 0ebf8283 2019-07-24 stsp done:
7167 a615e0e7 2020-12-16 stsp got_fileindex_free(fileindex);
7168 a615e0e7 2020-12-16 stsp free(fileindex_path);
7169 0ebf8283 2019-07-24 stsp free(new_head_commit_id);
7170 0ebf8283 2019-07-24 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
7171 0ebf8283 2019-07-24 stsp if (unlockerr && err == NULL)
7172 0ebf8283 2019-07-24 stsp err = unlockerr;
7173 0ebf8283 2019-07-24 stsp return err;
7174 0ebf8283 2019-07-24 stsp }
7175 0ebf8283 2019-07-24 stsp
7176 0ebf8283 2019-07-24 stsp const struct got_error *
7177 0ebf8283 2019-07-24 stsp got_worktree_histedit_skip_commit(struct got_worktree *worktree,
7178 0ebf8283 2019-07-24 stsp struct got_object_id *commit_id, struct got_repository *repo)
7179 0ebf8283 2019-07-24 stsp {
7180 0ebf8283 2019-07-24 stsp const struct got_error *err;
7181 0ebf8283 2019-07-24 stsp char *commit_ref_name;
7182 0ebf8283 2019-07-24 stsp
7183 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
7184 0ebf8283 2019-07-24 stsp if (err)
7185 0ebf8283 2019-07-24 stsp return err;
7186 0ebf8283 2019-07-24 stsp
7187 de05890f 2020-03-05 stsp err = store_commit_id(commit_ref_name, commit_id, 0, repo);
7188 0ebf8283 2019-07-24 stsp if (err)
7189 0ebf8283 2019-07-24 stsp goto done;
7190 0ebf8283 2019-07-24 stsp
7191 0ebf8283 2019-07-24 stsp err = delete_ref(commit_ref_name, repo);
7192 0ebf8283 2019-07-24 stsp done:
7193 0ebf8283 2019-07-24 stsp free(commit_ref_name);
7194 2822a352 2019-10-15 stsp return err;
7195 2822a352 2019-10-15 stsp }
7196 2822a352 2019-10-15 stsp
7197 2822a352 2019-10-15 stsp const struct got_error *
7198 2822a352 2019-10-15 stsp got_worktree_integrate_prepare(struct got_fileindex **fileindex,
7199 2822a352 2019-10-15 stsp struct got_reference **branch_ref, struct got_reference **base_branch_ref,
7200 2822a352 2019-10-15 stsp struct got_worktree *worktree, const char *refname,
7201 2822a352 2019-10-15 stsp struct got_repository *repo)
7202 2822a352 2019-10-15 stsp {
7203 2822a352 2019-10-15 stsp const struct got_error *err = NULL;
7204 2822a352 2019-10-15 stsp char *fileindex_path = NULL;
7205 2822a352 2019-10-15 stsp struct check_rebase_ok_arg ok_arg;
7206 2822a352 2019-10-15 stsp
7207 2822a352 2019-10-15 stsp *fileindex = NULL;
7208 2822a352 2019-10-15 stsp *branch_ref = NULL;
7209 2822a352 2019-10-15 stsp *base_branch_ref = NULL;
7210 2822a352 2019-10-15 stsp
7211 2822a352 2019-10-15 stsp err = lock_worktree(worktree, LOCK_EX);
7212 2822a352 2019-10-15 stsp if (err)
7213 2822a352 2019-10-15 stsp return err;
7214 2822a352 2019-10-15 stsp
7215 2822a352 2019-10-15 stsp if (strcmp(refname, got_worktree_get_head_ref_name(worktree)) == 0) {
7216 2822a352 2019-10-15 stsp err = got_error_msg(GOT_ERR_SAME_BRANCH,
7217 2822a352 2019-10-15 stsp "cannot integrate a branch into itself; "
7218 2822a352 2019-10-15 stsp "update -b or different branch name required");
7219 2822a352 2019-10-15 stsp goto done;
7220 2822a352 2019-10-15 stsp }
7221 2822a352 2019-10-15 stsp
7222 2822a352 2019-10-15 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
7223 2822a352 2019-10-15 stsp if (err)
7224 2822a352 2019-10-15 stsp goto done;
7225 2822a352 2019-10-15 stsp
7226 2822a352 2019-10-15 stsp /* Preconditions are the same as for rebase. */
7227 2822a352 2019-10-15 stsp ok_arg.worktree = worktree;
7228 2822a352 2019-10-15 stsp ok_arg.repo = repo;
7229 2822a352 2019-10-15 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
7230 2822a352 2019-10-15 stsp &ok_arg);
7231 2822a352 2019-10-15 stsp if (err)
7232 2822a352 2019-10-15 stsp goto done;
7233 2822a352 2019-10-15 stsp
7234 2822a352 2019-10-15 stsp err = got_ref_open(branch_ref, repo, refname, 1);
7235 2822a352 2019-10-15 stsp if (err)
7236 2822a352 2019-10-15 stsp goto done;
7237 2822a352 2019-10-15 stsp
7238 2822a352 2019-10-15 stsp err = got_ref_open(base_branch_ref, repo,
7239 2822a352 2019-10-15 stsp got_worktree_get_head_ref_name(worktree), 1);
7240 2822a352 2019-10-15 stsp done:
7241 2822a352 2019-10-15 stsp if (err) {
7242 2822a352 2019-10-15 stsp if (*branch_ref) {
7243 2822a352 2019-10-15 stsp got_ref_close(*branch_ref);
7244 2822a352 2019-10-15 stsp *branch_ref = NULL;
7245 2822a352 2019-10-15 stsp }
7246 2822a352 2019-10-15 stsp if (*base_branch_ref) {
7247 2822a352 2019-10-15 stsp got_ref_close(*base_branch_ref);
7248 2822a352 2019-10-15 stsp *base_branch_ref = NULL;
7249 2822a352 2019-10-15 stsp }
7250 2822a352 2019-10-15 stsp if (*fileindex) {
7251 2822a352 2019-10-15 stsp got_fileindex_free(*fileindex);
7252 2822a352 2019-10-15 stsp *fileindex = NULL;
7253 2822a352 2019-10-15 stsp }
7254 2822a352 2019-10-15 stsp lock_worktree(worktree, LOCK_SH);
7255 2822a352 2019-10-15 stsp }
7256 0cb83759 2019-08-03 stsp return err;
7257 0cb83759 2019-08-03 stsp }
7258 0cb83759 2019-08-03 stsp
7259 2822a352 2019-10-15 stsp const struct got_error *
7260 2822a352 2019-10-15 stsp got_worktree_integrate_continue(struct got_worktree *worktree,
7261 2822a352 2019-10-15 stsp struct got_fileindex *fileindex, struct got_repository *repo,
7262 2822a352 2019-10-15 stsp struct got_reference *branch_ref, struct got_reference *base_branch_ref,
7263 2822a352 2019-10-15 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
7264 2822a352 2019-10-15 stsp got_cancel_cb cancel_cb, void *cancel_arg)
7265 2822a352 2019-10-15 stsp {
7266 2822a352 2019-10-15 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
7267 2822a352 2019-10-15 stsp char *fileindex_path = NULL;
7268 2822a352 2019-10-15 stsp struct got_object_id *tree_id = NULL, *commit_id = NULL;
7269 2822a352 2019-10-15 stsp
7270 2822a352 2019-10-15 stsp err = get_fileindex_path(&fileindex_path, worktree);
7271 2822a352 2019-10-15 stsp if (err)
7272 2822a352 2019-10-15 stsp goto done;
7273 2822a352 2019-10-15 stsp
7274 2822a352 2019-10-15 stsp err = got_ref_resolve(&commit_id, repo, branch_ref);
7275 2822a352 2019-10-15 stsp if (err)
7276 2822a352 2019-10-15 stsp goto done;
7277 2822a352 2019-10-15 stsp
7278 2822a352 2019-10-15 stsp err = got_object_id_by_path(&tree_id, repo, commit_id,
7279 2822a352 2019-10-15 stsp worktree->path_prefix);
7280 2822a352 2019-10-15 stsp if (err)
7281 2822a352 2019-10-15 stsp goto done;
7282 2822a352 2019-10-15 stsp
7283 2822a352 2019-10-15 stsp err = got_worktree_set_base_commit_id(worktree, repo, commit_id);
7284 2822a352 2019-10-15 stsp if (err)
7285 2822a352 2019-10-15 stsp goto done;
7286 2822a352 2019-10-15 stsp
7287 2822a352 2019-10-15 stsp err = checkout_files(worktree, fileindex, "", tree_id, NULL, repo,
7288 2822a352 2019-10-15 stsp progress_cb, progress_arg, cancel_cb, cancel_arg);
7289 2822a352 2019-10-15 stsp if (err)
7290 2822a352 2019-10-15 stsp goto sync;
7291 2822a352 2019-10-15 stsp
7292 2822a352 2019-10-15 stsp err = got_ref_change_ref(base_branch_ref, commit_id);
7293 2822a352 2019-10-15 stsp if (err)
7294 2822a352 2019-10-15 stsp goto sync;
7295 2822a352 2019-10-15 stsp
7296 2822a352 2019-10-15 stsp err = got_ref_write(base_branch_ref, repo);
7297 6e210706 2021-01-22 stsp if (err)
7298 6e210706 2021-01-22 stsp goto sync;
7299 6e210706 2021-01-22 stsp
7300 6e210706 2021-01-22 stsp err = bump_base_commit_id_everywhere(worktree, fileindex, NULL, NULL);
7301 2822a352 2019-10-15 stsp sync:
7302 2822a352 2019-10-15 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
7303 2822a352 2019-10-15 stsp if (sync_err && err == NULL)
7304 2822a352 2019-10-15 stsp err = sync_err;
7305 2822a352 2019-10-15 stsp
7306 2822a352 2019-10-15 stsp done:
7307 2822a352 2019-10-15 stsp unlockerr = got_ref_unlock(branch_ref);
7308 2822a352 2019-10-15 stsp if (unlockerr && err == NULL)
7309 2822a352 2019-10-15 stsp err = unlockerr;
7310 2822a352 2019-10-15 stsp got_ref_close(branch_ref);
7311 2822a352 2019-10-15 stsp
7312 2822a352 2019-10-15 stsp unlockerr = got_ref_unlock(base_branch_ref);
7313 2822a352 2019-10-15 stsp if (unlockerr && err == NULL)
7314 2822a352 2019-10-15 stsp err = unlockerr;
7315 2822a352 2019-10-15 stsp got_ref_close(base_branch_ref);
7316 2822a352 2019-10-15 stsp
7317 2822a352 2019-10-15 stsp got_fileindex_free(fileindex);
7318 2822a352 2019-10-15 stsp free(fileindex_path);
7319 2822a352 2019-10-15 stsp free(tree_id);
7320 2822a352 2019-10-15 stsp
7321 2822a352 2019-10-15 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
7322 2822a352 2019-10-15 stsp if (unlockerr && err == NULL)
7323 2822a352 2019-10-15 stsp err = unlockerr;
7324 2822a352 2019-10-15 stsp return err;
7325 2822a352 2019-10-15 stsp }
7326 2822a352 2019-10-15 stsp
7327 2822a352 2019-10-15 stsp const struct got_error *
7328 2822a352 2019-10-15 stsp got_worktree_integrate_abort(struct got_worktree *worktree,
7329 2822a352 2019-10-15 stsp struct got_fileindex *fileindex, struct got_repository *repo,
7330 2822a352 2019-10-15 stsp struct got_reference *branch_ref, struct got_reference *base_branch_ref)
7331 2822a352 2019-10-15 stsp {
7332 8b692cd0 2019-10-21 stsp const struct got_error *err = NULL, *unlockerr = NULL;
7333 8b692cd0 2019-10-21 stsp
7334 8b692cd0 2019-10-21 stsp got_fileindex_free(fileindex);
7335 8b692cd0 2019-10-21 stsp
7336 8b692cd0 2019-10-21 stsp err = lock_worktree(worktree, LOCK_SH);
7337 8b692cd0 2019-10-21 stsp
7338 8b692cd0 2019-10-21 stsp unlockerr = got_ref_unlock(branch_ref);
7339 8b692cd0 2019-10-21 stsp if (unlockerr && err == NULL)
7340 8b692cd0 2019-10-21 stsp err = unlockerr;
7341 2822a352 2019-10-15 stsp got_ref_close(branch_ref);
7342 8b692cd0 2019-10-21 stsp
7343 8b692cd0 2019-10-21 stsp unlockerr = got_ref_unlock(base_branch_ref);
7344 8b692cd0 2019-10-21 stsp if (unlockerr && err == NULL)
7345 8b692cd0 2019-10-21 stsp err = unlockerr;
7346 2822a352 2019-10-15 stsp got_ref_close(base_branch_ref);
7347 10604dce 2021-09-24 thomas
7348 10604dce 2021-09-24 thomas return err;
7349 10604dce 2021-09-24 thomas }
7350 10604dce 2021-09-24 thomas
7351 10604dce 2021-09-24 thomas const struct got_error *
7352 10604dce 2021-09-24 thomas got_worktree_merge_postpone(struct got_worktree *worktree,
7353 10604dce 2021-09-24 thomas struct got_fileindex *fileindex)
7354 10604dce 2021-09-24 thomas {
7355 10604dce 2021-09-24 thomas const struct got_error *err, *sync_err;
7356 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7357 10604dce 2021-09-24 thomas
7358 10604dce 2021-09-24 thomas err = get_fileindex_path(&fileindex_path, worktree);
7359 10604dce 2021-09-24 thomas if (err)
7360 10604dce 2021-09-24 thomas goto done;
7361 8b692cd0 2019-10-21 stsp
7362 10604dce 2021-09-24 thomas sync_err = sync_fileindex(fileindex, fileindex_path);
7363 10604dce 2021-09-24 thomas
7364 10604dce 2021-09-24 thomas err = lock_worktree(worktree, LOCK_SH);
7365 10604dce 2021-09-24 thomas if (sync_err && err == NULL)
7366 10604dce 2021-09-24 thomas err = sync_err;
7367 10604dce 2021-09-24 thomas done:
7368 10604dce 2021-09-24 thomas got_fileindex_free(fileindex);
7369 10604dce 2021-09-24 thomas free(fileindex_path);
7370 8b692cd0 2019-10-21 stsp return err;
7371 2822a352 2019-10-15 stsp }
7372 2822a352 2019-10-15 stsp
7373 10604dce 2021-09-24 thomas static const struct got_error *
7374 10604dce 2021-09-24 thomas delete_merge_refs(struct got_worktree *worktree, struct got_repository *repo)
7375 10604dce 2021-09-24 thomas {
7376 10604dce 2021-09-24 thomas const struct got_error *err;
7377 10604dce 2021-09-24 thomas char *branch_refname = NULL, *commit_refname = NULL;
7378 10604dce 2021-09-24 thomas
7379 10604dce 2021-09-24 thomas err = get_merge_branch_ref_name(&branch_refname, worktree);
7380 10604dce 2021-09-24 thomas if (err)
7381 10604dce 2021-09-24 thomas goto done;
7382 10604dce 2021-09-24 thomas err = delete_ref(branch_refname, repo);
7383 10604dce 2021-09-24 thomas if (err)
7384 10604dce 2021-09-24 thomas goto done;
7385 10604dce 2021-09-24 thomas
7386 10604dce 2021-09-24 thomas err = get_merge_commit_ref_name(&commit_refname, worktree);
7387 10604dce 2021-09-24 thomas if (err)
7388 10604dce 2021-09-24 thomas goto done;
7389 10604dce 2021-09-24 thomas err = delete_ref(commit_refname, repo);
7390 10604dce 2021-09-24 thomas if (err)
7391 10604dce 2021-09-24 thomas goto done;
7392 10604dce 2021-09-24 thomas
7393 10604dce 2021-09-24 thomas done:
7394 10604dce 2021-09-24 thomas free(branch_refname);
7395 10604dce 2021-09-24 thomas free(commit_refname);
7396 10604dce 2021-09-24 thomas return err;
7397 10604dce 2021-09-24 thomas }
7398 10604dce 2021-09-24 thomas
7399 10604dce 2021-09-24 thomas struct merge_commit_msg_arg {
7400 10604dce 2021-09-24 thomas struct got_worktree *worktree;
7401 10604dce 2021-09-24 thomas const char *branch_name;
7402 10604dce 2021-09-24 thomas };
7403 10604dce 2021-09-24 thomas
7404 10604dce 2021-09-24 thomas static const struct got_error *
7405 10604dce 2021-09-24 thomas merge_commit_msg_cb(struct got_pathlist_head *commitable_paths, char **logmsg,
7406 10604dce 2021-09-24 thomas void *arg)
7407 10604dce 2021-09-24 thomas {
7408 10604dce 2021-09-24 thomas struct merge_commit_msg_arg *a = arg;
7409 10604dce 2021-09-24 thomas
7410 10604dce 2021-09-24 thomas if (asprintf(logmsg, "merge %s into %s\n", a->branch_name,
7411 10604dce 2021-09-24 thomas got_worktree_get_head_ref_name(a->worktree)) == -1)
7412 10604dce 2021-09-24 thomas return got_error_from_errno("asprintf");
7413 10604dce 2021-09-24 thomas
7414 10604dce 2021-09-24 thomas return NULL;
7415 10604dce 2021-09-24 thomas }
7416 10604dce 2021-09-24 thomas
7417 10604dce 2021-09-24 thomas
7418 10604dce 2021-09-24 thomas const struct got_error *
7419 10604dce 2021-09-24 thomas got_worktree_merge_branch(struct got_worktree *worktree,
7420 10604dce 2021-09-24 thomas struct got_fileindex *fileindex,
7421 10604dce 2021-09-24 thomas struct got_object_id *yca_commit_id,
7422 10604dce 2021-09-24 thomas struct got_object_id *branch_tip,
7423 10604dce 2021-09-24 thomas struct got_repository *repo, got_worktree_checkout_cb progress_cb,
7424 10604dce 2021-09-24 thomas void *progress_arg, got_cancel_cb cancel_cb, void *cancel_arg)
7425 10604dce 2021-09-24 thomas {
7426 10604dce 2021-09-24 thomas const struct got_error *err;
7427 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7428 10604dce 2021-09-24 thomas
7429 10604dce 2021-09-24 thomas err = get_fileindex_path(&fileindex_path, worktree);
7430 10604dce 2021-09-24 thomas if (err)
7431 10604dce 2021-09-24 thomas goto done;
7432 10604dce 2021-09-24 thomas
7433 10604dce 2021-09-24 thomas err = got_fileindex_for_each_entry_safe(fileindex, check_mixed_commits,
7434 10604dce 2021-09-24 thomas worktree);
7435 10604dce 2021-09-24 thomas if (err)
7436 10604dce 2021-09-24 thomas goto done;
7437 10604dce 2021-09-24 thomas
7438 10604dce 2021-09-24 thomas err = merge_files(worktree, fileindex, fileindex_path, yca_commit_id,
7439 10604dce 2021-09-24 thomas branch_tip, repo, progress_cb, progress_arg,
7440 10604dce 2021-09-24 thomas cancel_cb, cancel_arg);
7441 10604dce 2021-09-24 thomas done:
7442 10604dce 2021-09-24 thomas free(fileindex_path);
7443 10604dce 2021-09-24 thomas return err;
7444 10604dce 2021-09-24 thomas }
7445 10604dce 2021-09-24 thomas
7446 10604dce 2021-09-24 thomas const struct got_error *
7447 10604dce 2021-09-24 thomas got_worktree_merge_commit(struct got_object_id **new_commit_id,
7448 10604dce 2021-09-24 thomas struct got_worktree *worktree, struct got_fileindex *fileindex,
7449 10604dce 2021-09-24 thomas const char *author, const char *committer, int allow_bad_symlinks,
7450 10604dce 2021-09-24 thomas struct got_object_id *branch_tip, const char *branch_name,
7451 ae1e948a 2021-09-28 thomas struct got_repository *repo,
7452 ae1e948a 2021-09-28 thomas got_worktree_status_cb status_cb, void *status_arg)
7453 ae1e948a 2021-09-28 thomas
7454 10604dce 2021-09-24 thomas {
7455 10604dce 2021-09-24 thomas const struct got_error *err = NULL, *sync_err;
7456 10604dce 2021-09-24 thomas struct got_pathlist_head commitable_paths;
7457 10604dce 2021-09-24 thomas struct collect_commitables_arg cc_arg;
7458 10604dce 2021-09-24 thomas struct got_pathlist_entry *pe;
7459 10604dce 2021-09-24 thomas struct got_reference *head_ref = NULL;
7460 10604dce 2021-09-24 thomas struct got_object_id *head_commit_id = NULL;
7461 10604dce 2021-09-24 thomas int have_staged_files = 0;
7462 10604dce 2021-09-24 thomas struct merge_commit_msg_arg mcm_arg;
7463 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7464 10604dce 2021-09-24 thomas
7465 10604dce 2021-09-24 thomas *new_commit_id = NULL;
7466 10604dce 2021-09-24 thomas
7467 10604dce 2021-09-24 thomas TAILQ_INIT(&commitable_paths);
7468 10604dce 2021-09-24 thomas
7469 10604dce 2021-09-24 thomas err = get_fileindex_path(&fileindex_path, worktree);
7470 10604dce 2021-09-24 thomas if (err)
7471 10604dce 2021-09-24 thomas goto done;
7472 10604dce 2021-09-24 thomas
7473 10604dce 2021-09-24 thomas err = got_ref_open(&head_ref, repo, worktree->head_ref_name, 0);
7474 10604dce 2021-09-24 thomas if (err)
7475 10604dce 2021-09-24 thomas goto done;
7476 10604dce 2021-09-24 thomas
7477 10604dce 2021-09-24 thomas err = got_ref_resolve(&head_commit_id, repo, head_ref);
7478 10604dce 2021-09-24 thomas if (err)
7479 10604dce 2021-09-24 thomas goto done;
7480 10604dce 2021-09-24 thomas
7481 10604dce 2021-09-24 thomas err = got_fileindex_for_each_entry_safe(fileindex, check_staged_file,
7482 10604dce 2021-09-24 thomas &have_staged_files);
7483 10604dce 2021-09-24 thomas if (err && err->code != GOT_ERR_CANCELLED)
7484 10604dce 2021-09-24 thomas goto done;
7485 10604dce 2021-09-24 thomas if (have_staged_files) {
7486 10604dce 2021-09-24 thomas err = got_error(GOT_ERR_MERGE_STAGED_PATHS);
7487 10604dce 2021-09-24 thomas goto done;
7488 10604dce 2021-09-24 thomas }
7489 10604dce 2021-09-24 thomas
7490 10604dce 2021-09-24 thomas cc_arg.commitable_paths = &commitable_paths;
7491 10604dce 2021-09-24 thomas cc_arg.worktree = worktree;
7492 10604dce 2021-09-24 thomas cc_arg.fileindex = fileindex;
7493 10604dce 2021-09-24 thomas cc_arg.repo = repo;
7494 10604dce 2021-09-24 thomas cc_arg.have_staged_files = have_staged_files;
7495 10604dce 2021-09-24 thomas cc_arg.allow_bad_symlinks = allow_bad_symlinks;
7496 10604dce 2021-09-24 thomas err = worktree_status(worktree, "", fileindex, repo,
7497 6092c299 2021-10-04 thomas collect_commitables, &cc_arg, NULL, NULL, 1, 0);
7498 10604dce 2021-09-24 thomas if (err)
7499 10604dce 2021-09-24 thomas goto done;
7500 10604dce 2021-09-24 thomas
7501 10604dce 2021-09-24 thomas if (TAILQ_EMPTY(&commitable_paths)) {
7502 10604dce 2021-09-24 thomas err = got_error_fmt(GOT_ERR_COMMIT_NO_CHANGES,
7503 10604dce 2021-09-24 thomas "merge of %s cannot proceed", branch_name);
7504 10604dce 2021-09-24 thomas goto done;
7505 10604dce 2021-09-24 thomas }
7506 10604dce 2021-09-24 thomas
7507 10604dce 2021-09-24 thomas TAILQ_FOREACH(pe, &commitable_paths, entry) {
7508 10604dce 2021-09-24 thomas struct got_commitable *ct = pe->data;
7509 10604dce 2021-09-24 thomas const char *ct_path = ct->in_repo_path;
7510 10604dce 2021-09-24 thomas
7511 10604dce 2021-09-24 thomas while (ct_path[0] == '/')
7512 10604dce 2021-09-24 thomas ct_path++;
7513 10604dce 2021-09-24 thomas err = check_out_of_date(ct_path, ct->status,
7514 10604dce 2021-09-24 thomas ct->staged_status, ct->base_blob_id, ct->base_commit_id,
7515 10604dce 2021-09-24 thomas head_commit_id, repo, GOT_ERR_MERGE_COMMIT_OUT_OF_DATE);
7516 10604dce 2021-09-24 thomas if (err)
7517 10604dce 2021-09-24 thomas goto done;
7518 10604dce 2021-09-24 thomas
7519 10604dce 2021-09-24 thomas }
7520 10604dce 2021-09-24 thomas
7521 10604dce 2021-09-24 thomas mcm_arg.worktree = worktree;
7522 10604dce 2021-09-24 thomas mcm_arg.branch_name = branch_name;
7523 10604dce 2021-09-24 thomas err = commit_worktree(new_commit_id, &commitable_paths,
7524 10604dce 2021-09-24 thomas head_commit_id, branch_tip, worktree, author, committer,
7525 ae1e948a 2021-09-28 thomas merge_commit_msg_cb, &mcm_arg, status_cb, status_arg, repo);
7526 10604dce 2021-09-24 thomas if (err)
7527 10604dce 2021-09-24 thomas goto done;
7528 10604dce 2021-09-24 thomas
7529 10604dce 2021-09-24 thomas err = update_fileindex_after_commit(worktree, &commitable_paths,
7530 10604dce 2021-09-24 thomas *new_commit_id, fileindex, have_staged_files);
7531 10604dce 2021-09-24 thomas sync_err = sync_fileindex(fileindex, fileindex_path);
7532 10604dce 2021-09-24 thomas if (sync_err && err == NULL)
7533 10604dce 2021-09-24 thomas err = sync_err;
7534 10604dce 2021-09-24 thomas done:
7535 10604dce 2021-09-24 thomas TAILQ_FOREACH(pe, &commitable_paths, entry) {
7536 10604dce 2021-09-24 thomas struct got_commitable *ct = pe->data;
7537 10604dce 2021-09-24 thomas free_commitable(ct);
7538 10604dce 2021-09-24 thomas }
7539 10604dce 2021-09-24 thomas got_pathlist_free(&commitable_paths);
7540 10604dce 2021-09-24 thomas free(fileindex_path);
7541 10604dce 2021-09-24 thomas return err;
7542 10604dce 2021-09-24 thomas }
7543 10604dce 2021-09-24 thomas
7544 10604dce 2021-09-24 thomas const struct got_error *
7545 10604dce 2021-09-24 thomas got_worktree_merge_complete(struct got_worktree *worktree,
7546 10604dce 2021-09-24 thomas struct got_fileindex *fileindex, struct got_repository *repo)
7547 10604dce 2021-09-24 thomas {
7548 10604dce 2021-09-24 thomas const struct got_error *err, *unlockerr, *sync_err;
7549 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7550 10604dce 2021-09-24 thomas
7551 10604dce 2021-09-24 thomas err = delete_merge_refs(worktree, repo);
7552 10604dce 2021-09-24 thomas if (err)
7553 10604dce 2021-09-24 thomas goto done;
7554 10604dce 2021-09-24 thomas
7555 10604dce 2021-09-24 thomas err = get_fileindex_path(&fileindex_path, worktree);
7556 10604dce 2021-09-24 thomas if (err)
7557 10604dce 2021-09-24 thomas goto done;
7558 10604dce 2021-09-24 thomas err = bump_base_commit_id_everywhere(worktree, fileindex, NULL, NULL);
7559 10604dce 2021-09-24 thomas sync_err = sync_fileindex(fileindex, fileindex_path);
7560 10604dce 2021-09-24 thomas if (sync_err && err == NULL)
7561 10604dce 2021-09-24 thomas err = sync_err;
7562 10604dce 2021-09-24 thomas done:
7563 10604dce 2021-09-24 thomas got_fileindex_free(fileindex);
7564 10604dce 2021-09-24 thomas free(fileindex_path);
7565 10604dce 2021-09-24 thomas unlockerr = lock_worktree(worktree, LOCK_SH);
7566 10604dce 2021-09-24 thomas if (unlockerr && err == NULL)
7567 10604dce 2021-09-24 thomas err = unlockerr;
7568 10604dce 2021-09-24 thomas return err;
7569 10604dce 2021-09-24 thomas }
7570 10604dce 2021-09-24 thomas
7571 10604dce 2021-09-24 thomas const struct got_error *
7572 10604dce 2021-09-24 thomas got_worktree_merge_in_progress(int *in_progress, struct got_worktree *worktree,
7573 10604dce 2021-09-24 thomas struct got_repository *repo)
7574 10604dce 2021-09-24 thomas {
7575 10604dce 2021-09-24 thomas const struct got_error *err;
7576 10604dce 2021-09-24 thomas char *branch_refname = NULL;
7577 10604dce 2021-09-24 thomas struct got_reference *branch_ref = NULL;
7578 10604dce 2021-09-24 thomas
7579 10604dce 2021-09-24 thomas *in_progress = 0;
7580 10604dce 2021-09-24 thomas
7581 10604dce 2021-09-24 thomas err = get_merge_branch_ref_name(&branch_refname, worktree);
7582 10604dce 2021-09-24 thomas if (err)
7583 10604dce 2021-09-24 thomas return err;
7584 10604dce 2021-09-24 thomas err = got_ref_open(&branch_ref, repo, branch_refname, 0);
7585 dfe86d1f 2021-09-24 thomas free(branch_refname);
7586 10604dce 2021-09-24 thomas if (err) {
7587 10604dce 2021-09-24 thomas if (err->code != GOT_ERR_NOT_REF)
7588 10604dce 2021-09-24 thomas return err;
7589 10604dce 2021-09-24 thomas } else
7590 10604dce 2021-09-24 thomas *in_progress = 1;
7591 10604dce 2021-09-24 thomas
7592 10604dce 2021-09-24 thomas return NULL;
7593 10604dce 2021-09-24 thomas }
7594 10604dce 2021-09-24 thomas
7595 10604dce 2021-09-24 thomas const struct got_error *got_worktree_merge_prepare(
7596 10604dce 2021-09-24 thomas struct got_fileindex **fileindex, struct got_worktree *worktree,
7597 10604dce 2021-09-24 thomas struct got_reference *branch, struct got_repository *repo)
7598 10604dce 2021-09-24 thomas {
7599 10604dce 2021-09-24 thomas const struct got_error *err = NULL;
7600 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7601 10604dce 2021-09-24 thomas char *branch_refname = NULL, *commit_refname = NULL;
7602 10604dce 2021-09-24 thomas struct got_reference *wt_branch = NULL, *branch_ref = NULL;
7603 10604dce 2021-09-24 thomas struct got_reference *commit_ref = NULL;
7604 10604dce 2021-09-24 thomas struct got_object_id *branch_tip = NULL, *wt_branch_tip = NULL;
7605 10604dce 2021-09-24 thomas struct check_rebase_ok_arg ok_arg;
7606 10604dce 2021-09-24 thomas
7607 10604dce 2021-09-24 thomas *fileindex = NULL;
7608 10604dce 2021-09-24 thomas
7609 10604dce 2021-09-24 thomas err = lock_worktree(worktree, LOCK_EX);
7610 10604dce 2021-09-24 thomas if (err)
7611 10604dce 2021-09-24 thomas return err;
7612 10604dce 2021-09-24 thomas
7613 10604dce 2021-09-24 thomas err = open_fileindex(fileindex, &fileindex_path, worktree);
7614 10604dce 2021-09-24 thomas if (err)
7615 10604dce 2021-09-24 thomas goto done;
7616 10604dce 2021-09-24 thomas
7617 10604dce 2021-09-24 thomas /* Preconditions are the same as for rebase. */
7618 10604dce 2021-09-24 thomas ok_arg.worktree = worktree;
7619 10604dce 2021-09-24 thomas ok_arg.repo = repo;
7620 10604dce 2021-09-24 thomas err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
7621 10604dce 2021-09-24 thomas &ok_arg);
7622 10604dce 2021-09-24 thomas if (err)
7623 10604dce 2021-09-24 thomas goto done;
7624 10604dce 2021-09-24 thomas
7625 10604dce 2021-09-24 thomas err = get_merge_branch_ref_name(&branch_refname, worktree);
7626 10604dce 2021-09-24 thomas if (err)
7627 10604dce 2021-09-24 thomas return err;
7628 10604dce 2021-09-24 thomas
7629 10604dce 2021-09-24 thomas err = get_merge_commit_ref_name(&commit_refname, worktree);
7630 10604dce 2021-09-24 thomas if (err)
7631 10604dce 2021-09-24 thomas return err;
7632 10604dce 2021-09-24 thomas
7633 10604dce 2021-09-24 thomas err = got_ref_open(&wt_branch, repo, worktree->head_ref_name,
7634 10604dce 2021-09-24 thomas 0);
7635 10604dce 2021-09-24 thomas if (err)
7636 10604dce 2021-09-24 thomas goto done;
7637 10604dce 2021-09-24 thomas
7638 10604dce 2021-09-24 thomas err = got_ref_resolve(&wt_branch_tip, repo, wt_branch);
7639 10604dce 2021-09-24 thomas if (err)
7640 10604dce 2021-09-24 thomas goto done;
7641 10604dce 2021-09-24 thomas
7642 10604dce 2021-09-24 thomas if (got_object_id_cmp(worktree->base_commit_id, wt_branch_tip) != 0) {
7643 10604dce 2021-09-24 thomas err = got_error(GOT_ERR_MERGE_OUT_OF_DATE);
7644 10604dce 2021-09-24 thomas goto done;
7645 10604dce 2021-09-24 thomas }
7646 10604dce 2021-09-24 thomas
7647 10604dce 2021-09-24 thomas err = got_ref_resolve(&branch_tip, repo, branch);
7648 10604dce 2021-09-24 thomas if (err)
7649 10604dce 2021-09-24 thomas goto done;
7650 10604dce 2021-09-24 thomas
7651 10604dce 2021-09-24 thomas err = got_ref_alloc_symref(&branch_ref, branch_refname, branch);
7652 10604dce 2021-09-24 thomas if (err)
7653 10604dce 2021-09-24 thomas goto done;
7654 10604dce 2021-09-24 thomas err = got_ref_write(branch_ref, repo);
7655 10604dce 2021-09-24 thomas if (err)
7656 10604dce 2021-09-24 thomas goto done;
7657 10604dce 2021-09-24 thomas
7658 10604dce 2021-09-24 thomas err = got_ref_alloc(&commit_ref, commit_refname, branch_tip);
7659 10604dce 2021-09-24 thomas if (err)
7660 10604dce 2021-09-24 thomas goto done;
7661 10604dce 2021-09-24 thomas err = got_ref_write(commit_ref, repo);
7662 10604dce 2021-09-24 thomas if (err)
7663 10604dce 2021-09-24 thomas goto done;
7664 10604dce 2021-09-24 thomas
7665 10604dce 2021-09-24 thomas done:
7666 10604dce 2021-09-24 thomas free(branch_refname);
7667 10604dce 2021-09-24 thomas free(commit_refname);
7668 10604dce 2021-09-24 thomas free(fileindex_path);
7669 10604dce 2021-09-24 thomas if (branch_ref)
7670 10604dce 2021-09-24 thomas got_ref_close(branch_ref);
7671 10604dce 2021-09-24 thomas if (commit_ref)
7672 10604dce 2021-09-24 thomas got_ref_close(commit_ref);
7673 10604dce 2021-09-24 thomas if (wt_branch)
7674 10604dce 2021-09-24 thomas got_ref_close(wt_branch);
7675 10604dce 2021-09-24 thomas free(wt_branch_tip);
7676 10604dce 2021-09-24 thomas if (err) {
7677 10604dce 2021-09-24 thomas if (*fileindex) {
7678 10604dce 2021-09-24 thomas got_fileindex_free(*fileindex);
7679 10604dce 2021-09-24 thomas *fileindex = NULL;
7680 10604dce 2021-09-24 thomas }
7681 10604dce 2021-09-24 thomas lock_worktree(worktree, LOCK_SH);
7682 10604dce 2021-09-24 thomas }
7683 10604dce 2021-09-24 thomas return err;
7684 10604dce 2021-09-24 thomas }
7685 10604dce 2021-09-24 thomas
7686 10604dce 2021-09-24 thomas const struct got_error *
7687 10604dce 2021-09-24 thomas got_worktree_merge_continue(char **branch_name,
7688 10604dce 2021-09-24 thomas struct got_object_id **branch_tip, struct got_fileindex **fileindex,
7689 10604dce 2021-09-24 thomas struct got_worktree *worktree, struct got_repository *repo)
7690 10604dce 2021-09-24 thomas {
7691 10604dce 2021-09-24 thomas const struct got_error *err;
7692 10604dce 2021-09-24 thomas char *commit_refname = NULL, *branch_refname = NULL;
7693 10604dce 2021-09-24 thomas struct got_reference *commit_ref = NULL, *branch_ref = NULL;
7694 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7695 10604dce 2021-09-24 thomas int have_staged_files = 0;
7696 10604dce 2021-09-24 thomas
7697 10604dce 2021-09-24 thomas *branch_name = NULL;
7698 10604dce 2021-09-24 thomas *branch_tip = NULL;
7699 10604dce 2021-09-24 thomas *fileindex = NULL;
7700 10604dce 2021-09-24 thomas
7701 10604dce 2021-09-24 thomas err = lock_worktree(worktree, LOCK_EX);
7702 10604dce 2021-09-24 thomas if (err)
7703 10604dce 2021-09-24 thomas return err;
7704 10604dce 2021-09-24 thomas
7705 10604dce 2021-09-24 thomas err = open_fileindex(fileindex, &fileindex_path, worktree);
7706 10604dce 2021-09-24 thomas if (err)
7707 10604dce 2021-09-24 thomas goto done;
7708 10604dce 2021-09-24 thomas
7709 10604dce 2021-09-24 thomas err = got_fileindex_for_each_entry_safe(*fileindex, check_staged_file,
7710 10604dce 2021-09-24 thomas &have_staged_files);
7711 10604dce 2021-09-24 thomas if (err && err->code != GOT_ERR_CANCELLED)
7712 10604dce 2021-09-24 thomas goto done;
7713 10604dce 2021-09-24 thomas if (have_staged_files) {
7714 10604dce 2021-09-24 thomas err = got_error(GOT_ERR_STAGED_PATHS);
7715 10604dce 2021-09-24 thomas goto done;
7716 10604dce 2021-09-24 thomas }
7717 10604dce 2021-09-24 thomas
7718 10604dce 2021-09-24 thomas err = get_merge_branch_ref_name(&branch_refname, worktree);
7719 10604dce 2021-09-24 thomas if (err)
7720 10604dce 2021-09-24 thomas goto done;
7721 10604dce 2021-09-24 thomas
7722 10604dce 2021-09-24 thomas err = get_merge_commit_ref_name(&commit_refname, worktree);
7723 10604dce 2021-09-24 thomas if (err)
7724 10604dce 2021-09-24 thomas goto done;
7725 10604dce 2021-09-24 thomas
7726 10604dce 2021-09-24 thomas err = got_ref_open(&branch_ref, repo, branch_refname, 0);
7727 10604dce 2021-09-24 thomas if (err)
7728 10604dce 2021-09-24 thomas goto done;
7729 10604dce 2021-09-24 thomas
7730 10604dce 2021-09-24 thomas if (!got_ref_is_symbolic(branch_ref)) {
7731 10604dce 2021-09-24 thomas err = got_error_fmt(GOT_ERR_BAD_REF_TYPE,
7732 10604dce 2021-09-24 thomas "%s is not a symbolic reference",
7733 10604dce 2021-09-24 thomas got_ref_get_name(branch_ref));
7734 10604dce 2021-09-24 thomas goto done;
7735 10604dce 2021-09-24 thomas }
7736 10604dce 2021-09-24 thomas *branch_name = strdup(got_ref_get_symref_target(branch_ref));
7737 10604dce 2021-09-24 thomas if (*branch_name == NULL) {
7738 10604dce 2021-09-24 thomas err = got_error_from_errno("strdup");
7739 10604dce 2021-09-24 thomas goto done;
7740 10604dce 2021-09-24 thomas }
7741 10604dce 2021-09-24 thomas
7742 10604dce 2021-09-24 thomas err = got_ref_open(&commit_ref, repo, commit_refname, 0);
7743 10604dce 2021-09-24 thomas if (err)
7744 10604dce 2021-09-24 thomas goto done;
7745 10604dce 2021-09-24 thomas
7746 10604dce 2021-09-24 thomas err = got_ref_resolve(branch_tip, repo, commit_ref);
7747 10604dce 2021-09-24 thomas if (err)
7748 10604dce 2021-09-24 thomas goto done;
7749 10604dce 2021-09-24 thomas done:
7750 10604dce 2021-09-24 thomas free(commit_refname);
7751 10604dce 2021-09-24 thomas free(branch_refname);
7752 10604dce 2021-09-24 thomas free(fileindex_path);
7753 10604dce 2021-09-24 thomas if (commit_ref)
7754 10604dce 2021-09-24 thomas got_ref_close(commit_ref);
7755 10604dce 2021-09-24 thomas if (branch_ref)
7756 10604dce 2021-09-24 thomas got_ref_close(branch_ref);
7757 10604dce 2021-09-24 thomas if (err) {
7758 10604dce 2021-09-24 thomas if (*branch_name) {
7759 10604dce 2021-09-24 thomas free(*branch_name);
7760 10604dce 2021-09-24 thomas *branch_name = NULL;
7761 10604dce 2021-09-24 thomas }
7762 10604dce 2021-09-24 thomas free(*branch_tip);
7763 10604dce 2021-09-24 thomas *branch_tip = NULL;
7764 10604dce 2021-09-24 thomas if (*fileindex) {
7765 10604dce 2021-09-24 thomas got_fileindex_free(*fileindex);
7766 10604dce 2021-09-24 thomas *fileindex = NULL;
7767 10604dce 2021-09-24 thomas }
7768 10604dce 2021-09-24 thomas lock_worktree(worktree, LOCK_SH);
7769 10604dce 2021-09-24 thomas }
7770 10604dce 2021-09-24 thomas return err;
7771 10604dce 2021-09-24 thomas }
7772 10604dce 2021-09-24 thomas
7773 10604dce 2021-09-24 thomas const struct got_error *
7774 10604dce 2021-09-24 thomas got_worktree_merge_abort(struct got_worktree *worktree,
7775 10604dce 2021-09-24 thomas struct got_fileindex *fileindex, struct got_repository *repo,
7776 10604dce 2021-09-24 thomas got_worktree_checkout_cb progress_cb, void *progress_arg)
7777 10604dce 2021-09-24 thomas {
7778 10604dce 2021-09-24 thomas const struct got_error *err, *unlockerr, *sync_err;
7779 10604dce 2021-09-24 thomas struct got_object_id *commit_id = NULL;
7780 10604dce 2021-09-24 thomas char *fileindex_path = NULL;
7781 10604dce 2021-09-24 thomas struct revert_file_args rfa;
7782 10604dce 2021-09-24 thomas struct got_object_id *tree_id = NULL;
7783 10604dce 2021-09-24 thomas
7784 10604dce 2021-09-24 thomas err = got_object_id_by_path(&tree_id, repo,
7785 10604dce 2021-09-24 thomas worktree->base_commit_id, worktree->path_prefix);
7786 10604dce 2021-09-24 thomas if (err)
7787 10604dce 2021-09-24 thomas goto done;
7788 10604dce 2021-09-24 thomas
7789 10604dce 2021-09-24 thomas err = delete_merge_refs(worktree, repo);
7790 10604dce 2021-09-24 thomas if (err)
7791 10604dce 2021-09-24 thomas goto done;
7792 10604dce 2021-09-24 thomas
7793 10604dce 2021-09-24 thomas err = get_fileindex_path(&fileindex_path, worktree);
7794 10604dce 2021-09-24 thomas if (err)
7795 10604dce 2021-09-24 thomas goto done;
7796 10604dce 2021-09-24 thomas
7797 10604dce 2021-09-24 thomas rfa.worktree = worktree;
7798 10604dce 2021-09-24 thomas rfa.fileindex = fileindex;
7799 10604dce 2021-09-24 thomas rfa.progress_cb = progress_cb;
7800 10604dce 2021-09-24 thomas rfa.progress_arg = progress_arg;
7801 10604dce 2021-09-24 thomas rfa.patch_cb = NULL;
7802 10604dce 2021-09-24 thomas rfa.patch_arg = NULL;
7803 10604dce 2021-09-24 thomas rfa.repo = repo;
7804 10604dce 2021-09-24 thomas rfa.unlink_added_files = 1;
7805 10604dce 2021-09-24 thomas err = worktree_status(worktree, "", fileindex, repo,
7806 6092c299 2021-10-04 thomas revert_file, &rfa, NULL, NULL, 1, 0);
7807 10604dce 2021-09-24 thomas if (err)
7808 10604dce 2021-09-24 thomas goto sync;
7809 10604dce 2021-09-24 thomas
7810 10604dce 2021-09-24 thomas err = checkout_files(worktree, fileindex, "", tree_id, NULL,
7811 10604dce 2021-09-24 thomas repo, progress_cb, progress_arg, NULL, NULL);
7812 10604dce 2021-09-24 thomas sync:
7813 10604dce 2021-09-24 thomas sync_err = sync_fileindex(fileindex, fileindex_path);
7814 10604dce 2021-09-24 thomas if (sync_err && err == NULL)
7815 10604dce 2021-09-24 thomas err = sync_err;
7816 10604dce 2021-09-24 thomas done:
7817 10604dce 2021-09-24 thomas free(tree_id);
7818 10604dce 2021-09-24 thomas free(commit_id);
7819 10604dce 2021-09-24 thomas if (fileindex)
7820 10604dce 2021-09-24 thomas got_fileindex_free(fileindex);
7821 10604dce 2021-09-24 thomas free(fileindex_path);
7822 10604dce 2021-09-24 thomas
7823 10604dce 2021-09-24 thomas unlockerr = lock_worktree(worktree, LOCK_SH);
7824 10604dce 2021-09-24 thomas if (unlockerr && err == NULL)
7825 10604dce 2021-09-24 thomas err = unlockerr;
7826 10604dce 2021-09-24 thomas return err;
7827 10604dce 2021-09-24 thomas }
7828 10604dce 2021-09-24 thomas
7829 2db2652d 2019-08-07 stsp struct check_stage_ok_arg {
7830 2db2652d 2019-08-07 stsp struct got_object_id *head_commit_id;
7831 2db2652d 2019-08-07 stsp struct got_worktree *worktree;
7832 2db2652d 2019-08-07 stsp struct got_fileindex *fileindex;
7833 2db2652d 2019-08-07 stsp struct got_repository *repo;
7834 2db2652d 2019-08-07 stsp int have_changes;
7835 2db2652d 2019-08-07 stsp };
7836 2db2652d 2019-08-07 stsp
7837 2db2652d 2019-08-07 stsp const struct got_error *
7838 2db2652d 2019-08-07 stsp check_stage_ok(void *arg, unsigned char status,
7839 2db2652d 2019-08-07 stsp unsigned char staged_status, const char *relpath,
7840 2db2652d 2019-08-07 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
7841 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
7842 735ef5ac 2019-08-03 stsp {
7843 2db2652d 2019-08-07 stsp struct check_stage_ok_arg *a = arg;
7844 735ef5ac 2019-08-03 stsp const struct got_error *err = NULL;
7845 735ef5ac 2019-08-03 stsp struct got_fileindex_entry *ie;
7846 2db2652d 2019-08-07 stsp struct got_object_id base_commit_id;
7847 2db2652d 2019-08-07 stsp struct got_object_id *base_commit_idp = NULL;
7848 735ef5ac 2019-08-03 stsp char *in_repo_path = NULL, *p;
7849 8b13ce36 2019-08-08 stsp
7850 7b5dc508 2019-10-28 stsp if (status == GOT_STATUS_UNVERSIONED ||
7851 7b5dc508 2019-10-28 stsp status == GOT_STATUS_NO_CHANGE)
7852 8b13ce36 2019-08-08 stsp return NULL;
7853 2a06fe5f 2019-08-24 stsp if (status == GOT_STATUS_NONEXISTENT)
7854 2a06fe5f 2019-08-24 stsp return got_error_set_errno(ENOENT, relpath);
7855 735ef5ac 2019-08-03 stsp
7856 2db2652d 2019-08-07 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
7857 735ef5ac 2019-08-03 stsp if (ie == NULL)
7858 735ef5ac 2019-08-03 stsp return got_error_path(relpath, GOT_ERR_FILE_STATUS);
7859 735ef5ac 2019-08-03 stsp
7860 2db2652d 2019-08-07 stsp if (asprintf(&in_repo_path, "%s%s%s", a->worktree->path_prefix,
7861 2db2652d 2019-08-07 stsp got_path_is_root_dir(a->worktree->path_prefix) ? "" : "/",
7862 735ef5ac 2019-08-03 stsp relpath) == -1)
7863 735ef5ac 2019-08-03 stsp return got_error_from_errno("asprintf");
7864 735ef5ac 2019-08-03 stsp
7865 735ef5ac 2019-08-03 stsp if (got_fileindex_entry_has_commit(ie)) {
7866 735ef5ac 2019-08-03 stsp memcpy(base_commit_id.sha1, ie->commit_sha1,
7867 735ef5ac 2019-08-03 stsp SHA1_DIGEST_LENGTH);
7868 735ef5ac 2019-08-03 stsp base_commit_idp = &base_commit_id;
7869 735ef5ac 2019-08-03 stsp }
7870 735ef5ac 2019-08-03 stsp
7871 7b5dc508 2019-10-28 stsp if (status == GOT_STATUS_CONFLICT) {
7872 3aa5969e 2019-08-06 stsp err = got_error_path(ie->path, GOT_ERR_STAGE_CONFLICT);
7873 3aa5969e 2019-08-06 stsp goto done;
7874 3aa5969e 2019-08-06 stsp } else if (status != GOT_STATUS_ADD &&
7875 3aa5969e 2019-08-06 stsp status != GOT_STATUS_MODIFY &&
7876 3aa5969e 2019-08-06 stsp status != GOT_STATUS_DELETE) {
7877 3aa5969e 2019-08-06 stsp err = got_error_path(ie->path, GOT_ERR_FILE_STATUS);
7878 735ef5ac 2019-08-03 stsp goto done;
7879 3aa5969e 2019-08-06 stsp }
7880 735ef5ac 2019-08-03 stsp
7881 2db2652d 2019-08-07 stsp a->have_changes = 1;
7882 2db2652d 2019-08-07 stsp
7883 735ef5ac 2019-08-03 stsp p = in_repo_path;
7884 735ef5ac 2019-08-03 stsp while (p[0] == '/')
7885 735ef5ac 2019-08-03 stsp p++;
7886 2db2652d 2019-08-07 stsp err = check_out_of_date(p, status, staged_status,
7887 2db2652d 2019-08-07 stsp blob_id, base_commit_idp, a->head_commit_id, a->repo,
7888 5f8a88c6 2019-08-03 stsp GOT_ERR_STAGE_OUT_OF_DATE);
7889 735ef5ac 2019-08-03 stsp done:
7890 735ef5ac 2019-08-03 stsp free(in_repo_path);
7891 dc424a06 2019-08-07 stsp return err;
7892 dc424a06 2019-08-07 stsp }
7893 dc424a06 2019-08-07 stsp
7894 2db2652d 2019-08-07 stsp struct stage_path_arg {
7895 2db2652d 2019-08-07 stsp struct got_worktree *worktree;
7896 2db2652d 2019-08-07 stsp struct got_fileindex *fileindex;
7897 2db2652d 2019-08-07 stsp struct got_repository *repo;
7898 2db2652d 2019-08-07 stsp got_worktree_status_cb status_cb;
7899 2db2652d 2019-08-07 stsp void *status_arg;
7900 2db2652d 2019-08-07 stsp got_worktree_patch_cb patch_cb;
7901 2db2652d 2019-08-07 stsp void *patch_arg;
7902 7b5dc508 2019-10-28 stsp int staged_something;
7903 35213c7c 2020-07-23 stsp int allow_bad_symlinks;
7904 2db2652d 2019-08-07 stsp };
7905 2db2652d 2019-08-07 stsp
7906 2db2652d 2019-08-07 stsp static const struct got_error *
7907 2db2652d 2019-08-07 stsp stage_path(void *arg, unsigned char status,
7908 2db2652d 2019-08-07 stsp unsigned char staged_status, const char *relpath,
7909 2db2652d 2019-08-07 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
7910 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
7911 0cb83759 2019-08-03 stsp {
7912 2db2652d 2019-08-07 stsp struct stage_path_arg *a = arg;
7913 0cb83759 2019-08-03 stsp const struct got_error *err = NULL;
7914 0cb83759 2019-08-03 stsp struct got_fileindex_entry *ie;
7915 2db2652d 2019-08-07 stsp char *ondisk_path = NULL, *path_content = NULL;
7916 0cb83759 2019-08-03 stsp uint32_t stage;
7917 af5a81b2 2019-08-08 stsp struct got_object_id *new_staged_blob_id = NULL;
7918 0aeb8099 2020-07-23 stsp struct stat sb;
7919 8b13ce36 2019-08-08 stsp
7920 8b13ce36 2019-08-08 stsp if (status == GOT_STATUS_UNVERSIONED)
7921 8b13ce36 2019-08-08 stsp return NULL;
7922 0cb83759 2019-08-03 stsp
7923 2db2652d 2019-08-07 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
7924 d3e7c587 2019-08-03 stsp if (ie == NULL)
7925 d3e7c587 2019-08-03 stsp return got_error_path(relpath, GOT_ERR_FILE_STATUS);
7926 0cb83759 2019-08-03 stsp
7927 2db2652d 2019-08-07 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
7928 2db2652d 2019-08-07 stsp relpath)== -1)
7929 2db2652d 2019-08-07 stsp return got_error_from_errno("asprintf");
7930 0cb83759 2019-08-03 stsp
7931 0cb83759 2019-08-03 stsp switch (status) {
7932 0cb83759 2019-08-03 stsp case GOT_STATUS_ADD:
7933 0cb83759 2019-08-03 stsp case GOT_STATUS_MODIFY:
7934 0aeb8099 2020-07-23 stsp /* XXX could sb.st_mode be passed in by our caller? */
7935 0aeb8099 2020-07-23 stsp if (lstat(ondisk_path, &sb) == -1) {
7936 0aeb8099 2020-07-23 stsp err = got_error_from_errno2("lstat", ondisk_path);
7937 0aeb8099 2020-07-23 stsp break;
7938 0aeb8099 2020-07-23 stsp }
7939 2db2652d 2019-08-07 stsp if (a->patch_cb) {
7940 dc424a06 2019-08-07 stsp if (status == GOT_STATUS_ADD) {
7941 dc424a06 2019-08-07 stsp int choice = GOT_PATCH_CHOICE_NONE;
7942 2db2652d 2019-08-07 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
7943 a7c9878d 2019-08-08 stsp status, ie->path, NULL, 1, 1);
7944 dc424a06 2019-08-07 stsp if (err)
7945 dc424a06 2019-08-07 stsp break;
7946 dc424a06 2019-08-07 stsp if (choice != GOT_PATCH_CHOICE_YES)
7947 dc424a06 2019-08-07 stsp break;
7948 dc424a06 2019-08-07 stsp } else {
7949 e635744c 2019-08-08 stsp err = create_patched_content(&path_content, 0,
7950 af5a81b2 2019-08-08 stsp staged_blob_id ? staged_blob_id : blob_id,
7951 12463d8b 2019-12-13 stsp ondisk_path, dirfd, de_name, ie->path,
7952 12463d8b 2019-12-13 stsp a->repo, a->patch_cb, a->patch_arg);
7953 dc424a06 2019-08-07 stsp if (err || path_content == NULL)
7954 dc424a06 2019-08-07 stsp break;
7955 dc424a06 2019-08-07 stsp }
7956 dc424a06 2019-08-07 stsp }
7957 af5a81b2 2019-08-08 stsp err = got_object_blob_create(&new_staged_blob_id,
7958 2db2652d 2019-08-07 stsp path_content ? path_content : ondisk_path, a->repo);
7959 0cb83759 2019-08-03 stsp if (err)
7960 dc424a06 2019-08-07 stsp break;
7961 af5a81b2 2019-08-08 stsp memcpy(ie->staged_blob_sha1, new_staged_blob_id->sha1,
7962 0cb83759 2019-08-03 stsp SHA1_DIGEST_LENGTH);
7963 d3e7c587 2019-08-03 stsp if (status == GOT_STATUS_ADD || staged_status == GOT_STATUS_ADD)
7964 0cb83759 2019-08-03 stsp stage = GOT_FILEIDX_STAGE_ADD;
7965 0cb83759 2019-08-03 stsp else
7966 0cb83759 2019-08-03 stsp stage = GOT_FILEIDX_STAGE_MODIFY;
7967 537ac44b 2019-08-03 stsp got_fileindex_entry_stage_set(ie, stage);
7968 0aeb8099 2020-07-23 stsp if (S_ISLNK(sb.st_mode)) {
7969 35213c7c 2020-07-23 stsp int is_bad_symlink = 0;
7970 35213c7c 2020-07-23 stsp if (!a->allow_bad_symlinks) {
7971 35213c7c 2020-07-23 stsp char target_path[PATH_MAX];
7972 35213c7c 2020-07-23 stsp ssize_t target_len;
7973 35213c7c 2020-07-23 stsp target_len = readlink(ondisk_path, target_path,
7974 35213c7c 2020-07-23 stsp sizeof(target_path));
7975 35213c7c 2020-07-23 stsp if (target_len == -1) {
7976 35213c7c 2020-07-23 stsp err = got_error_from_errno2("readlink",
7977 35213c7c 2020-07-23 stsp ondisk_path);
7978 35213c7c 2020-07-23 stsp break;
7979 35213c7c 2020-07-23 stsp }
7980 35213c7c 2020-07-23 stsp err = is_bad_symlink_target(&is_bad_symlink,
7981 35213c7c 2020-07-23 stsp target_path, target_len, ondisk_path,
7982 35213c7c 2020-07-23 stsp a->worktree->root_path);
7983 35213c7c 2020-07-23 stsp if (err)
7984 35213c7c 2020-07-23 stsp break;
7985 35213c7c 2020-07-23 stsp if (is_bad_symlink) {
7986 35213c7c 2020-07-23 stsp err = got_error_path(ondisk_path,
7987 35213c7c 2020-07-23 stsp GOT_ERR_BAD_SYMLINK);
7988 35213c7c 2020-07-23 stsp break;
7989 35213c7c 2020-07-23 stsp }
7990 35213c7c 2020-07-23 stsp }
7991 35213c7c 2020-07-23 stsp if (is_bad_symlink)
7992 35213c7c 2020-07-23 stsp got_fileindex_entry_staged_filetype_set(ie,
7993 35213c7c 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
7994 35213c7c 2020-07-23 stsp else
7995 35213c7c 2020-07-23 stsp got_fileindex_entry_staged_filetype_set(ie,
7996 35213c7c 2020-07-23 stsp GOT_FILEIDX_MODE_SYMLINK);
7997 0aeb8099 2020-07-23 stsp } else {
7998 0aeb8099 2020-07-23 stsp got_fileindex_entry_staged_filetype_set(ie,
7999 0aeb8099 2020-07-23 stsp GOT_FILEIDX_MODE_REGULAR_FILE);
8000 0aeb8099 2020-07-23 stsp }
8001 7b5dc508 2019-10-28 stsp a->staged_something = 1;
8002 2db2652d 2019-08-07 stsp if (a->status_cb == NULL)
8003 dc424a06 2019-08-07 stsp break;
8004 2db2652d 2019-08-07 stsp err = (*a->status_cb)(a->status_arg, GOT_STATUS_NO_CHANGE,
8005 2db2652d 2019-08-07 stsp get_staged_status(ie), relpath, blob_id,
8006 12463d8b 2019-12-13 stsp new_staged_blob_id, NULL, dirfd, de_name);
8007 0cb83759 2019-08-03 stsp break;
8008 0cb83759 2019-08-03 stsp case GOT_STATUS_DELETE:
8009 d3e7c587 2019-08-03 stsp if (staged_status == GOT_STATUS_DELETE)
8010 d3e7c587 2019-08-03 stsp break;
8011 2db2652d 2019-08-07 stsp if (a->patch_cb) {
8012 dc424a06 2019-08-07 stsp int choice = GOT_PATCH_CHOICE_NONE;
8013 2db2652d 2019-08-07 stsp err = (*a->patch_cb)(&choice, a->patch_arg, status,
8014 a7c9878d 2019-08-08 stsp ie->path, NULL, 1, 1);
8015 dc424a06 2019-08-07 stsp if (err)
8016 dc424a06 2019-08-07 stsp break;
8017 88f33a19 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_NO)
8018 88f33a19 2019-08-08 stsp break;
8019 88f33a19 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES) {
8020 88f33a19 2019-08-08 stsp err = got_error(GOT_ERR_PATCH_CHOICE);
8021 dc424a06 2019-08-07 stsp break;
8022 88f33a19 2019-08-08 stsp }
8023 dc424a06 2019-08-07 stsp }
8024 0cb83759 2019-08-03 stsp stage = GOT_FILEIDX_STAGE_DELETE;
8025 537ac44b 2019-08-03 stsp got_fileindex_entry_stage_set(ie, stage);
8026 7b5dc508 2019-10-28 stsp a->staged_something = 1;
8027 2db2652d 2019-08-07 stsp if (a->status_cb == NULL)
8028 dc424a06 2019-08-07 stsp break;
8029 2db2652d 2019-08-07 stsp err = (*a->status_cb)(a->status_arg, GOT_STATUS_NO_CHANGE,
8030 12463d8b 2019-12-13 stsp get_staged_status(ie), relpath, NULL, NULL, NULL, dirfd,
8031 12463d8b 2019-12-13 stsp de_name);
8032 0cb83759 2019-08-03 stsp break;
8033 d3e7c587 2019-08-03 stsp case GOT_STATUS_NO_CHANGE:
8034 d3e7c587 2019-08-03 stsp break;
8035 ebf48fd5 2019-08-03 stsp case GOT_STATUS_CONFLICT:
8036 ebf48fd5 2019-08-03 stsp err = got_error_path(relpath, GOT_ERR_STAGE_CONFLICT);
8037 ebf48fd5 2019-08-03 stsp break;
8038 2a06fe5f 2019-08-24 stsp case GOT_STATUS_NONEXISTENT:
8039 2a06fe5f 2019-08-24 stsp err = got_error_set_errno(ENOENT, relpath);
8040 2a06fe5f 2019-08-24 stsp break;
8041 0cb83759 2019-08-03 stsp default:
8042 42005733 2019-08-03 stsp err = got_error_path(relpath, GOT_ERR_FILE_STATUS);
8043 537ac44b 2019-08-03 stsp break;
8044 0cb83759 2019-08-03 stsp }
8045 dc424a06 2019-08-07 stsp
8046 dc424a06 2019-08-07 stsp if (path_content && unlink(path_content) == -1 && err == NULL)
8047 dc424a06 2019-08-07 stsp err = got_error_from_errno2("unlink", path_content);
8048 dc424a06 2019-08-07 stsp free(path_content);
8049 2db2652d 2019-08-07 stsp free(ondisk_path);
8050 af5a81b2 2019-08-08 stsp free(new_staged_blob_id);
8051 0ebf8283 2019-07-24 stsp return err;
8052 0ebf8283 2019-07-24 stsp }
8053 0cb83759 2019-08-03 stsp
8054 0cb83759 2019-08-03 stsp const struct got_error *
8055 1e71573e 2019-08-03 stsp got_worktree_stage(struct got_worktree *worktree,
8056 1e71573e 2019-08-03 stsp struct got_pathlist_head *paths,
8057 0cb83759 2019-08-03 stsp got_worktree_status_cb status_cb, void *status_arg,
8058 dc424a06 2019-08-07 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
8059 35213c7c 2020-07-23 stsp int allow_bad_symlinks, struct got_repository *repo)
8060 0cb83759 2019-08-03 stsp {
8061 0cb83759 2019-08-03 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
8062 0cb83759 2019-08-03 stsp struct got_pathlist_entry *pe;
8063 0cb83759 2019-08-03 stsp struct got_fileindex *fileindex = NULL;
8064 0cb83759 2019-08-03 stsp char *fileindex_path = NULL;
8065 735ef5ac 2019-08-03 stsp struct got_reference *head_ref = NULL;
8066 735ef5ac 2019-08-03 stsp struct got_object_id *head_commit_id = NULL;
8067 2db2652d 2019-08-07 stsp struct check_stage_ok_arg oka;
8068 2db2652d 2019-08-07 stsp struct stage_path_arg spa;
8069 0cb83759 2019-08-03 stsp
8070 0cb83759 2019-08-03 stsp err = lock_worktree(worktree, LOCK_EX);
8071 0cb83759 2019-08-03 stsp if (err)
8072 0cb83759 2019-08-03 stsp return err;
8073 0cb83759 2019-08-03 stsp
8074 735ef5ac 2019-08-03 stsp err = got_ref_open(&head_ref, repo,
8075 735ef5ac 2019-08-03 stsp got_worktree_get_head_ref_name(worktree), 0);
8076 735ef5ac 2019-08-03 stsp if (err)
8077 735ef5ac 2019-08-03 stsp goto done;
8078 735ef5ac 2019-08-03 stsp err = got_ref_resolve(&head_commit_id, repo, head_ref);
8079 735ef5ac 2019-08-03 stsp if (err)
8080 735ef5ac 2019-08-03 stsp goto done;
8081 0cb83759 2019-08-03 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
8082 0cb83759 2019-08-03 stsp if (err)
8083 0cb83759 2019-08-03 stsp goto done;
8084 0cb83759 2019-08-03 stsp
8085 3aa5969e 2019-08-06 stsp /* Check pre-conditions before staging anything. */
8086 2db2652d 2019-08-07 stsp oka.head_commit_id = head_commit_id;
8087 2db2652d 2019-08-07 stsp oka.worktree = worktree;
8088 2db2652d 2019-08-07 stsp oka.fileindex = fileindex;
8089 2db2652d 2019-08-07 stsp oka.repo = repo;
8090 2db2652d 2019-08-07 stsp oka.have_changes = 0;
8091 0cb83759 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
8092 2db2652d 2019-08-07 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
8093 6092c299 2021-10-04 thomas check_stage_ok, &oka, NULL, NULL, 1, 0);
8094 735ef5ac 2019-08-03 stsp if (err)
8095 735ef5ac 2019-08-03 stsp goto done;
8096 735ef5ac 2019-08-03 stsp }
8097 2db2652d 2019-08-07 stsp if (!oka.have_changes) {
8098 2db2652d 2019-08-07 stsp err = got_error(GOT_ERR_STAGE_NO_CHANGE);
8099 2db2652d 2019-08-07 stsp goto done;
8100 2db2652d 2019-08-07 stsp }
8101 735ef5ac 2019-08-03 stsp
8102 2db2652d 2019-08-07 stsp spa.worktree = worktree;
8103 2db2652d 2019-08-07 stsp spa.fileindex = fileindex;
8104 2db2652d 2019-08-07 stsp spa.repo = repo;
8105 2db2652d 2019-08-07 stsp spa.patch_cb = patch_cb;
8106 2db2652d 2019-08-07 stsp spa.patch_arg = patch_arg;
8107 2db2652d 2019-08-07 stsp spa.status_cb = status_cb;
8108 2db2652d 2019-08-07 stsp spa.status_arg = status_arg;
8109 7b5dc508 2019-10-28 stsp spa.staged_something = 0;
8110 35213c7c 2020-07-23 stsp spa.allow_bad_symlinks = allow_bad_symlinks;
8111 735ef5ac 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
8112 2db2652d 2019-08-07 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
8113 6092c299 2021-10-04 thomas stage_path, &spa, NULL, NULL, 1, 0);
8114 42005733 2019-08-03 stsp if (err)
8115 2db2652d 2019-08-07 stsp goto done;
8116 7b5dc508 2019-10-28 stsp }
8117 7b5dc508 2019-10-28 stsp if (!spa.staged_something) {
8118 7b5dc508 2019-10-28 stsp err = got_error(GOT_ERR_STAGE_NO_CHANGE);
8119 7b5dc508 2019-10-28 stsp goto done;
8120 0cb83759 2019-08-03 stsp }
8121 0cb83759 2019-08-03 stsp
8122 0cb83759 2019-08-03 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
8123 0cb83759 2019-08-03 stsp if (sync_err && err == NULL)
8124 0cb83759 2019-08-03 stsp err = sync_err;
8125 0cb83759 2019-08-03 stsp done:
8126 735ef5ac 2019-08-03 stsp if (head_ref)
8127 735ef5ac 2019-08-03 stsp got_ref_close(head_ref);
8128 735ef5ac 2019-08-03 stsp free(head_commit_id);
8129 0cb83759 2019-08-03 stsp free(fileindex_path);
8130 0cb83759 2019-08-03 stsp if (fileindex)
8131 0cb83759 2019-08-03 stsp got_fileindex_free(fileindex);
8132 0cb83759 2019-08-03 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
8133 0cb83759 2019-08-03 stsp if (unlockerr && err == NULL)
8134 0cb83759 2019-08-03 stsp err = unlockerr;
8135 0cb83759 2019-08-03 stsp return err;
8136 0cb83759 2019-08-03 stsp }
8137 ad493afc 2019-08-03 stsp
8138 ad493afc 2019-08-03 stsp struct unstage_path_arg {
8139 ad493afc 2019-08-03 stsp struct got_worktree *worktree;
8140 ad493afc 2019-08-03 stsp struct got_fileindex *fileindex;
8141 ad493afc 2019-08-03 stsp struct got_repository *repo;
8142 ad493afc 2019-08-03 stsp got_worktree_checkout_cb progress_cb;
8143 ad493afc 2019-08-03 stsp void *progress_arg;
8144 2e1f37b0 2019-08-08 stsp got_worktree_patch_cb patch_cb;
8145 2e1f37b0 2019-08-08 stsp void *patch_arg;
8146 ad493afc 2019-08-03 stsp };
8147 2e1f37b0 2019-08-08 stsp
8148 2e1f37b0 2019-08-08 stsp static const struct got_error *
8149 2e1f37b0 2019-08-08 stsp create_unstaged_content(char **path_unstaged_content,
8150 2e1f37b0 2019-08-08 stsp char **path_new_staged_content, struct got_object_id *blob_id,
8151 2e1f37b0 2019-08-08 stsp struct got_object_id *staged_blob_id, const char *relpath,
8152 2e1f37b0 2019-08-08 stsp struct got_repository *repo,
8153 2e1f37b0 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg)
8154 2e1f37b0 2019-08-08 stsp {
8155 fe621944 2020-11-10 stsp const struct got_error *err, *free_err;
8156 2e1f37b0 2019-08-08 stsp struct got_blob_object *blob = NULL, *staged_blob = NULL;
8157 2e1f37b0 2019-08-08 stsp FILE *f1 = NULL, *f2 = NULL, *outfile = NULL, *rejectfile = NULL;
8158 2e1f37b0 2019-08-08 stsp char *path1 = NULL, *path2 = NULL, *label1 = NULL;
8159 fe621944 2020-11-10 stsp struct got_diffreg_result *diffreg_result = NULL;
8160 fe621944 2020-11-10 stsp int line_cur1 = 1, line_cur2 = 1, n = 0, nchunks_used = 0;
8161 fe621944 2020-11-10 stsp int have_content = 0, have_rejected_content = 0, i = 0, nchanges = 0;
8162 2e1f37b0 2019-08-08 stsp
8163 2e1f37b0 2019-08-08 stsp *path_unstaged_content = NULL;
8164 2e1f37b0 2019-08-08 stsp *path_new_staged_content = NULL;
8165 2e1f37b0 2019-08-08 stsp
8166 2e1f37b0 2019-08-08 stsp err = got_object_id_str(&label1, blob_id);
8167 2e1f37b0 2019-08-08 stsp if (err)
8168 2e1f37b0 2019-08-08 stsp return err;
8169 2e1f37b0 2019-08-08 stsp err = got_object_open_as_blob(&blob, repo, blob_id, 8192);
8170 2e1f37b0 2019-08-08 stsp if (err)
8171 2e1f37b0 2019-08-08 stsp goto done;
8172 2e1f37b0 2019-08-08 stsp
8173 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(&path1, &f1, "got-unstage-blob-base");
8174 2e1f37b0 2019-08-08 stsp if (err)
8175 2e1f37b0 2019-08-08 stsp goto done;
8176 2e1f37b0 2019-08-08 stsp
8177 2e1f37b0 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f1, blob);
8178 2e1f37b0 2019-08-08 stsp if (err)
8179 2e1f37b0 2019-08-08 stsp goto done;
8180 2e1f37b0 2019-08-08 stsp
8181 2e1f37b0 2019-08-08 stsp err = got_object_open_as_blob(&staged_blob, repo, staged_blob_id, 8192);
8182 2e1f37b0 2019-08-08 stsp if (err)
8183 2e1f37b0 2019-08-08 stsp goto done;
8184 2e1f37b0 2019-08-08 stsp
8185 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(&path2, &f2, "got-unstage-blob-staged");
8186 2e1f37b0 2019-08-08 stsp if (err)
8187 2e1f37b0 2019-08-08 stsp goto done;
8188 ad493afc 2019-08-03 stsp
8189 2e1f37b0 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f2, staged_blob);
8190 2e1f37b0 2019-08-08 stsp if (err)
8191 2e1f37b0 2019-08-08 stsp goto done;
8192 2e1f37b0 2019-08-08 stsp
8193 fe621944 2020-11-10 stsp err = got_diff_files(&diffreg_result, f1, label1, f2,
8194 64453f7e 2020-11-21 stsp path2, 3, 0, 1, NULL);
8195 2e1f37b0 2019-08-08 stsp if (err)
8196 2e1f37b0 2019-08-08 stsp goto done;
8197 2e1f37b0 2019-08-08 stsp
8198 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(path_unstaged_content, &outfile,
8199 2e1f37b0 2019-08-08 stsp "got-unstaged-content");
8200 2e1f37b0 2019-08-08 stsp if (err)
8201 2e1f37b0 2019-08-08 stsp goto done;
8202 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(path_new_staged_content, &rejectfile,
8203 2e1f37b0 2019-08-08 stsp "got-new-staged-content");
8204 2e1f37b0 2019-08-08 stsp if (err)
8205 2e1f37b0 2019-08-08 stsp goto done;
8206 2e1f37b0 2019-08-08 stsp
8207 2e1f37b0 2019-08-08 stsp if (fseek(f1, 0L, SEEK_SET) == -1) {
8208 2e1f37b0 2019-08-08 stsp err = got_ferror(f1, GOT_ERR_IO);
8209 2e1f37b0 2019-08-08 stsp goto done;
8210 2e1f37b0 2019-08-08 stsp }
8211 2e1f37b0 2019-08-08 stsp if (fseek(f2, 0L, SEEK_SET) == -1) {
8212 2e1f37b0 2019-08-08 stsp err = got_ferror(f2, GOT_ERR_IO);
8213 2e1f37b0 2019-08-08 stsp goto done;
8214 2e1f37b0 2019-08-08 stsp }
8215 fe621944 2020-11-10 stsp /* Count the number of actual changes in the diff result. */
8216 fe621944 2020-11-10 stsp for (n = 0; n < diffreg_result->result->chunks.len; n += nchunks_used) {
8217 fe621944 2020-11-10 stsp struct diff_chunk_context cc = {};
8218 fe621944 2020-11-10 stsp diff_chunk_context_load_change(&cc, &nchunks_used,
8219 fe621944 2020-11-10 stsp diffreg_result->result, n, 0);
8220 fe621944 2020-11-10 stsp nchanges++;
8221 fe621944 2020-11-10 stsp }
8222 fe621944 2020-11-10 stsp for (n = 0; n < diffreg_result->result->chunks.len; n += nchunks_used) {
8223 2e1f37b0 2019-08-08 stsp int choice;
8224 fe621944 2020-11-10 stsp err = apply_or_reject_change(&choice, &nchunks_used,
8225 fe621944 2020-11-10 stsp diffreg_result->result, n, relpath, f1, f2,
8226 fe621944 2020-11-10 stsp &line_cur1, &line_cur2,
8227 fe621944 2020-11-10 stsp outfile, rejectfile, ++i, nchanges, patch_cb, patch_arg);
8228 2e1f37b0 2019-08-08 stsp if (err)
8229 2e1f37b0 2019-08-08 stsp goto done;
8230 2e1f37b0 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_YES)
8231 2e1f37b0 2019-08-08 stsp have_content = 1;
8232 19e4b907 2019-08-08 stsp else
8233 2e1f37b0 2019-08-08 stsp have_rejected_content = 1;
8234 2e1f37b0 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_QUIT)
8235 2e1f37b0 2019-08-08 stsp break;
8236 2e1f37b0 2019-08-08 stsp }
8237 f1e81a05 2019-08-10 stsp if (have_content || have_rejected_content)
8238 f1e81a05 2019-08-10 stsp err = copy_remaining_content(f1, f2, &line_cur1, &line_cur2,
8239 f1e81a05 2019-08-10 stsp outfile, rejectfile);
8240 2e1f37b0 2019-08-08 stsp done:
8241 2e1f37b0 2019-08-08 stsp free(label1);
8242 2e1f37b0 2019-08-08 stsp if (blob)
8243 2e1f37b0 2019-08-08 stsp got_object_blob_close(blob);
8244 2e1f37b0 2019-08-08 stsp if (staged_blob)
8245 2e1f37b0 2019-08-08 stsp got_object_blob_close(staged_blob);
8246 fe621944 2020-11-10 stsp free_err = got_diffreg_result_free(diffreg_result);
8247 fe621944 2020-11-10 stsp if (free_err && err == NULL)
8248 fe621944 2020-11-10 stsp err = free_err;
8249 2e1f37b0 2019-08-08 stsp if (f1 && fclose(f1) == EOF && err == NULL)
8250 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", path1);
8251 2e1f37b0 2019-08-08 stsp if (f2 && fclose(f2) == EOF && err == NULL)
8252 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", path2);
8253 2e1f37b0 2019-08-08 stsp if (outfile && fclose(outfile) == EOF && err == NULL)
8254 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", *path_unstaged_content);
8255 2e1f37b0 2019-08-08 stsp if (rejectfile && fclose(rejectfile) == EOF && err == NULL)
8256 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", *path_new_staged_content);
8257 2e1f37b0 2019-08-08 stsp if (path1 && unlink(path1) == -1 && err == NULL)
8258 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink", path1);
8259 2e1f37b0 2019-08-08 stsp if (path2 && unlink(path2) == -1 && err == NULL)
8260 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink", path2);
8261 2e1f37b0 2019-08-08 stsp if (err || !have_content) {
8262 2e1f37b0 2019-08-08 stsp if (*path_unstaged_content &&
8263 2e1f37b0 2019-08-08 stsp unlink(*path_unstaged_content) == -1 && err == NULL)
8264 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink",
8265 2e1f37b0 2019-08-08 stsp *path_unstaged_content);
8266 2e1f37b0 2019-08-08 stsp free(*path_unstaged_content);
8267 2e1f37b0 2019-08-08 stsp *path_unstaged_content = NULL;
8268 2e1f37b0 2019-08-08 stsp }
8269 fda8017d 2020-07-23 stsp if (err || !have_content || !have_rejected_content) {
8270 2e1f37b0 2019-08-08 stsp if (*path_new_staged_content &&
8271 2e1f37b0 2019-08-08 stsp unlink(*path_new_staged_content) == -1 && err == NULL)
8272 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink",
8273 2e1f37b0 2019-08-08 stsp *path_new_staged_content);
8274 2e1f37b0 2019-08-08 stsp free(*path_new_staged_content);
8275 2e1f37b0 2019-08-08 stsp *path_new_staged_content = NULL;
8276 2e1f37b0 2019-08-08 stsp }
8277 2e1f37b0 2019-08-08 stsp free(path1);
8278 2e1f37b0 2019-08-08 stsp free(path2);
8279 fda8017d 2020-07-23 stsp return err;
8280 fda8017d 2020-07-23 stsp }
8281 fda8017d 2020-07-23 stsp
8282 fda8017d 2020-07-23 stsp static const struct got_error *
8283 fda8017d 2020-07-23 stsp unstage_hunks(struct got_object_id *staged_blob_id,
8284 fda8017d 2020-07-23 stsp struct got_blob_object *blob_base,
8285 fda8017d 2020-07-23 stsp struct got_object_id *blob_id, struct got_fileindex_entry *ie,
8286 fda8017d 2020-07-23 stsp const char *ondisk_path, const char *label_orig,
8287 fda8017d 2020-07-23 stsp struct got_worktree *worktree, struct got_repository *repo,
8288 fda8017d 2020-07-23 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
8289 fda8017d 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
8290 fda8017d 2020-07-23 stsp {
8291 fda8017d 2020-07-23 stsp const struct got_error *err = NULL;
8292 fda8017d 2020-07-23 stsp char *path_unstaged_content = NULL;
8293 fda8017d 2020-07-23 stsp char *path_new_staged_content = NULL;
8294 67a66647 2021-05-31 stsp char *parent = NULL, *base_path = NULL;
8295 67a66647 2021-05-31 stsp char *blob_base_path = NULL;
8296 fda8017d 2020-07-23 stsp struct got_object_id *new_staged_blob_id = NULL;
8297 eec2f5a9 2021-06-03 stsp FILE *f = NULL, *f_base = NULL, *f_deriv2 = NULL;
8298 fda8017d 2020-07-23 stsp struct stat sb;
8299 fda8017d 2020-07-23 stsp
8300 fda8017d 2020-07-23 stsp err = create_unstaged_content(&path_unstaged_content,
8301 fda8017d 2020-07-23 stsp &path_new_staged_content, blob_id, staged_blob_id,
8302 fda8017d 2020-07-23 stsp ie->path, repo, patch_cb, patch_arg);
8303 fda8017d 2020-07-23 stsp if (err)
8304 fda8017d 2020-07-23 stsp return err;
8305 fda8017d 2020-07-23 stsp
8306 fda8017d 2020-07-23 stsp if (path_unstaged_content == NULL)
8307 fda8017d 2020-07-23 stsp return NULL;
8308 fda8017d 2020-07-23 stsp
8309 fda8017d 2020-07-23 stsp if (path_new_staged_content) {
8310 fda8017d 2020-07-23 stsp err = got_object_blob_create(&new_staged_blob_id,
8311 fda8017d 2020-07-23 stsp path_new_staged_content, repo);
8312 fda8017d 2020-07-23 stsp if (err)
8313 fda8017d 2020-07-23 stsp goto done;
8314 fda8017d 2020-07-23 stsp }
8315 fda8017d 2020-07-23 stsp
8316 c56c5d8a 2021-12-31 thomas f = fopen(path_unstaged_content, "re");
8317 fda8017d 2020-07-23 stsp if (f == NULL) {
8318 fda8017d 2020-07-23 stsp err = got_error_from_errno2("fopen",
8319 fda8017d 2020-07-23 stsp path_unstaged_content);
8320 fda8017d 2020-07-23 stsp goto done;
8321 fda8017d 2020-07-23 stsp }
8322 fda8017d 2020-07-23 stsp if (fstat(fileno(f), &sb) == -1) {
8323 fda8017d 2020-07-23 stsp err = got_error_from_errno2("fstat", path_unstaged_content);
8324 fda8017d 2020-07-23 stsp goto done;
8325 fda8017d 2020-07-23 stsp }
8326 fda8017d 2020-07-23 stsp if (got_fileindex_entry_staged_filetype_get(ie) ==
8327 fda8017d 2020-07-23 stsp GOT_FILEIDX_MODE_SYMLINK && sb.st_size < PATH_MAX) {
8328 fda8017d 2020-07-23 stsp char link_target[PATH_MAX];
8329 fda8017d 2020-07-23 stsp size_t r;
8330 fda8017d 2020-07-23 stsp r = fread(link_target, 1, sizeof(link_target), f);
8331 fda8017d 2020-07-23 stsp if (r == 0 && ferror(f)) {
8332 fda8017d 2020-07-23 stsp err = got_error_from_errno("fread");
8333 fda8017d 2020-07-23 stsp goto done;
8334 fda8017d 2020-07-23 stsp }
8335 fda8017d 2020-07-23 stsp if (r >= sizeof(link_target)) { /* should not happen */
8336 fda8017d 2020-07-23 stsp err = got_error(GOT_ERR_NO_SPACE);
8337 fda8017d 2020-07-23 stsp goto done;
8338 fda8017d 2020-07-23 stsp }
8339 fda8017d 2020-07-23 stsp link_target[r] = '\0';
8340 fda8017d 2020-07-23 stsp err = merge_symlink(worktree, blob_base,
8341 fda8017d 2020-07-23 stsp ondisk_path, ie->path, label_orig, link_target,
8342 fda8017d 2020-07-23 stsp worktree->base_commit_id, repo, progress_cb,
8343 fda8017d 2020-07-23 stsp progress_arg);
8344 fda8017d 2020-07-23 stsp } else {
8345 fda8017d 2020-07-23 stsp int local_changes_subsumed;
8346 67a66647 2021-05-31 stsp
8347 67a66647 2021-05-31 stsp err = got_path_dirname(&parent, ondisk_path);
8348 67a66647 2021-05-31 stsp if (err)
8349 67a66647 2021-05-31 stsp return err;
8350 67a66647 2021-05-31 stsp
8351 67a66647 2021-05-31 stsp if (asprintf(&base_path, "%s/got-unstage-blob-orig",
8352 67a66647 2021-05-31 stsp parent) == -1) {
8353 67a66647 2021-05-31 stsp err = got_error_from_errno("asprintf");
8354 67a66647 2021-05-31 stsp base_path = NULL;
8355 67a66647 2021-05-31 stsp goto done;
8356 67a66647 2021-05-31 stsp }
8357 67a66647 2021-05-31 stsp
8358 67a66647 2021-05-31 stsp err = got_opentemp_named(&blob_base_path, &f_base, base_path);
8359 67a66647 2021-05-31 stsp if (err)
8360 67a66647 2021-05-31 stsp goto done;
8361 67a66647 2021-05-31 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f_base,
8362 67a66647 2021-05-31 stsp blob_base);
8363 67a66647 2021-05-31 stsp if (err)
8364 67a66647 2021-05-31 stsp goto done;
8365 67a66647 2021-05-31 stsp
8366 eec2f5a9 2021-06-03 stsp /*
8367 eec2f5a9 2021-06-03 stsp * In order the run a 3-way merge with a symlink we copy the symlink's
8368 eec2f5a9 2021-06-03 stsp * target path into a temporary file and use that file with diff3.
8369 eec2f5a9 2021-06-03 stsp */
8370 eec2f5a9 2021-06-03 stsp if (S_ISLNK(got_fileindex_perms_to_st(ie))) {
8371 eec2f5a9 2021-06-03 stsp err = dump_symlink_target_path_to_file(&f_deriv2,
8372 eec2f5a9 2021-06-03 stsp ondisk_path);
8373 eec2f5a9 2021-06-03 stsp if (err)
8374 eec2f5a9 2021-06-03 stsp goto done;
8375 eec2f5a9 2021-06-03 stsp } else {
8376 eec2f5a9 2021-06-03 stsp int fd;
8377 06340621 2021-12-31 thomas fd = open(ondisk_path,
8378 06340621 2021-12-31 thomas O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
8379 eec2f5a9 2021-06-03 stsp if (fd == -1) {
8380 eec2f5a9 2021-06-03 stsp err = got_error_from_errno2("open", ondisk_path);
8381 eec2f5a9 2021-06-03 stsp goto done;
8382 eec2f5a9 2021-06-03 stsp }
8383 eec2f5a9 2021-06-03 stsp f_deriv2 = fdopen(fd, "r");
8384 eec2f5a9 2021-06-03 stsp if (f_deriv2 == NULL) {
8385 eec2f5a9 2021-06-03 stsp err = got_error_from_errno2("fdopen", ondisk_path);
8386 eec2f5a9 2021-06-03 stsp close(fd);
8387 eec2f5a9 2021-06-03 stsp goto done;
8388 eec2f5a9 2021-06-03 stsp }
8389 eec2f5a9 2021-06-03 stsp }
8390 eec2f5a9 2021-06-03 stsp
8391 fda8017d 2020-07-23 stsp err = merge_file(&local_changes_subsumed, worktree,
8392 eec2f5a9 2021-06-03 stsp f_base, f, f_deriv2, ondisk_path, ie->path,
8393 fda8017d 2020-07-23 stsp got_fileindex_perms_to_st(ie),
8394 fdf3c2d3 2021-06-17 stsp label_orig, "unstaged", NULL, GOT_DIFF_ALGORITHM_MYERS,
8395 fda8017d 2020-07-23 stsp repo, progress_cb, progress_arg);
8396 fda8017d 2020-07-23 stsp }
8397 fda8017d 2020-07-23 stsp if (err)
8398 fda8017d 2020-07-23 stsp goto done;
8399 fda8017d 2020-07-23 stsp
8400 fda8017d 2020-07-23 stsp if (new_staged_blob_id) {
8401 fda8017d 2020-07-23 stsp memcpy(ie->staged_blob_sha1, new_staged_blob_id->sha1,
8402 fda8017d 2020-07-23 stsp SHA1_DIGEST_LENGTH);
8403 2ac8aa02 2020-11-09 stsp } else {
8404 fda8017d 2020-07-23 stsp got_fileindex_entry_stage_set(ie, GOT_FILEIDX_STAGE_NONE);
8405 2ac8aa02 2020-11-09 stsp got_fileindex_entry_staged_filetype_set(ie, 0);
8406 2ac8aa02 2020-11-09 stsp }
8407 fda8017d 2020-07-23 stsp done:
8408 fda8017d 2020-07-23 stsp free(new_staged_blob_id);
8409 fda8017d 2020-07-23 stsp if (path_unstaged_content &&
8410 fda8017d 2020-07-23 stsp unlink(path_unstaged_content) == -1 && err == NULL)
8411 fda8017d 2020-07-23 stsp err = got_error_from_errno2("unlink", path_unstaged_content);
8412 fda8017d 2020-07-23 stsp if (path_new_staged_content &&
8413 fda8017d 2020-07-23 stsp unlink(path_new_staged_content) == -1 && err == NULL)
8414 fda8017d 2020-07-23 stsp err = got_error_from_errno2("unlink", path_new_staged_content);
8415 67a66647 2021-05-31 stsp if (blob_base_path && unlink(blob_base_path) == -1 && err == NULL)
8416 67a66647 2021-05-31 stsp err = got_error_from_errno2("unlink", blob_base_path);
8417 67a66647 2021-05-31 stsp if (f_base && fclose(f_base) == EOF && err == NULL)
8418 67a66647 2021-05-31 stsp err = got_error_from_errno2("fclose", path_unstaged_content);
8419 56b63ca4 2021-01-22 stsp if (f && fclose(f) == EOF && err == NULL)
8420 fda8017d 2020-07-23 stsp err = got_error_from_errno2("fclose", path_unstaged_content);
8421 eec2f5a9 2021-06-03 stsp if (f_deriv2 && fclose(f_deriv2) == EOF && err == NULL)
8422 eec2f5a9 2021-06-03 stsp err = got_error_from_errno2("fclose", ondisk_path);
8423 fda8017d 2020-07-23 stsp free(path_unstaged_content);
8424 fda8017d 2020-07-23 stsp free(path_new_staged_content);
8425 67a66647 2021-05-31 stsp free(blob_base_path);
8426 67a66647 2021-05-31 stsp free(parent);
8427 67a66647 2021-05-31 stsp free(base_path);
8428 2e1f37b0 2019-08-08 stsp return err;
8429 2e1f37b0 2019-08-08 stsp }
8430 2e1f37b0 2019-08-08 stsp
8431 ad493afc 2019-08-03 stsp static const struct got_error *
8432 ad493afc 2019-08-03 stsp unstage_path(void *arg, unsigned char status,
8433 ad493afc 2019-08-03 stsp unsigned char staged_status, const char *relpath,
8434 ad493afc 2019-08-03 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
8435 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
8436 ad493afc 2019-08-03 stsp {
8437 ad493afc 2019-08-03 stsp const struct got_error *err = NULL;
8438 ad493afc 2019-08-03 stsp struct unstage_path_arg *a = arg;
8439 ad493afc 2019-08-03 stsp struct got_fileindex_entry *ie;
8440 ad493afc 2019-08-03 stsp struct got_blob_object *blob_base = NULL, *blob_staged = NULL;
8441 fda8017d 2020-07-23 stsp char *ondisk_path = NULL;
8442 f69721c3 2019-10-21 stsp char *id_str = NULL, *label_orig = NULL;
8443 ad493afc 2019-08-03 stsp int local_changes_subsumed;
8444 9bc94a15 2019-08-03 stsp struct stat sb;
8445 ad493afc 2019-08-03 stsp
8446 2e1f37b0 2019-08-08 stsp if (staged_status != GOT_STATUS_ADD &&
8447 2e1f37b0 2019-08-08 stsp staged_status != GOT_STATUS_MODIFY &&
8448 2e1f37b0 2019-08-08 stsp staged_status != GOT_STATUS_DELETE)
8449 2e1f37b0 2019-08-08 stsp return NULL;
8450 2e1f37b0 2019-08-08 stsp
8451 ad493afc 2019-08-03 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
8452 ad493afc 2019-08-03 stsp if (ie == NULL)
8453 8b13ce36 2019-08-08 stsp return got_error_path(relpath, GOT_ERR_FILE_STATUS);
8454 9bc94a15 2019-08-03 stsp
8455 9bc94a15 2019-08-03 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path, relpath)
8456 9bc94a15 2019-08-03 stsp == -1)
8457 9bc94a15 2019-08-03 stsp return got_error_from_errno("asprintf");
8458 ad493afc 2019-08-03 stsp
8459 f69721c3 2019-10-21 stsp err = got_object_id_str(&id_str,
8460 f69721c3 2019-10-21 stsp commit_id ? commit_id : a->worktree->base_commit_id);
8461 f69721c3 2019-10-21 stsp if (err)
8462 f69721c3 2019-10-21 stsp goto done;
8463 f69721c3 2019-10-21 stsp if (asprintf(&label_orig, "%s: commit %s", GOT_MERGE_LABEL_BASE,
8464 f69721c3 2019-10-21 stsp id_str) == -1) {
8465 f69721c3 2019-10-21 stsp err = got_error_from_errno("asprintf");
8466 f69721c3 2019-10-21 stsp goto done;
8467 f69721c3 2019-10-21 stsp }
8468 f69721c3 2019-10-21 stsp
8469 ad493afc 2019-08-03 stsp switch (staged_status) {
8470 ad493afc 2019-08-03 stsp case GOT_STATUS_MODIFY:
8471 ad493afc 2019-08-03 stsp err = got_object_open_as_blob(&blob_base, a->repo,
8472 ad493afc 2019-08-03 stsp blob_id, 8192);
8473 ad493afc 2019-08-03 stsp if (err)
8474 ad493afc 2019-08-03 stsp break;
8475 ad493afc 2019-08-03 stsp /* fall through */
8476 ad493afc 2019-08-03 stsp case GOT_STATUS_ADD:
8477 2e1f37b0 2019-08-08 stsp if (a->patch_cb) {
8478 2e1f37b0 2019-08-08 stsp if (staged_status == GOT_STATUS_ADD) {
8479 2e1f37b0 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
8480 2e1f37b0 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
8481 2e1f37b0 2019-08-08 stsp staged_status, ie->path, NULL, 1, 1);
8482 2e1f37b0 2019-08-08 stsp if (err)
8483 2e1f37b0 2019-08-08 stsp break;
8484 2e1f37b0 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES)
8485 2e1f37b0 2019-08-08 stsp break;
8486 2e1f37b0 2019-08-08 stsp } else {
8487 fda8017d 2020-07-23 stsp err = unstage_hunks(staged_blob_id,
8488 fda8017d 2020-07-23 stsp blob_base, blob_id, ie, ondisk_path,
8489 fda8017d 2020-07-23 stsp label_orig, a->worktree, a->repo,
8490 fda8017d 2020-07-23 stsp a->patch_cb, a->patch_arg,
8491 fda8017d 2020-07-23 stsp a->progress_cb, a->progress_arg);
8492 2e1f37b0 2019-08-08 stsp break; /* Done with this file. */
8493 2e1f37b0 2019-08-08 stsp }
8494 2e1f37b0 2019-08-08 stsp }
8495 ad493afc 2019-08-03 stsp err = got_object_open_as_blob(&blob_staged, a->repo,
8496 ad493afc 2019-08-03 stsp staged_blob_id, 8192);
8497 ad493afc 2019-08-03 stsp if (err)
8498 ad493afc 2019-08-03 stsp break;
8499 ea7786be 2020-07-23 stsp switch (got_fileindex_entry_staged_filetype_get(ie)) {
8500 ea7786be 2020-07-23 stsp case GOT_FILEIDX_MODE_BAD_SYMLINK:
8501 ea7786be 2020-07-23 stsp case GOT_FILEIDX_MODE_REGULAR_FILE:
8502 ea7786be 2020-07-23 stsp err = merge_blob(&local_changes_subsumed, a->worktree,
8503 ea7786be 2020-07-23 stsp blob_base, ondisk_path, relpath,
8504 ea7786be 2020-07-23 stsp got_fileindex_perms_to_st(ie), label_orig,
8505 ea7786be 2020-07-23 stsp blob_staged, commit_id ? commit_id :
8506 ea7786be 2020-07-23 stsp a->worktree->base_commit_id, a->repo,
8507 ea7786be 2020-07-23 stsp a->progress_cb, a->progress_arg);
8508 ea7786be 2020-07-23 stsp break;
8509 ea7786be 2020-07-23 stsp case GOT_FILEIDX_MODE_SYMLINK:
8510 dfe9fba0 2020-07-23 stsp if (S_ISLNK(got_fileindex_perms_to_st(ie))) {
8511 36bf999c 2020-07-23 stsp char *staged_target;
8512 36bf999c 2020-07-23 stsp err = got_object_blob_read_to_str(
8513 36bf999c 2020-07-23 stsp &staged_target, blob_staged);
8514 36bf999c 2020-07-23 stsp if (err)
8515 36bf999c 2020-07-23 stsp goto done;
8516 dfe9fba0 2020-07-23 stsp err = merge_symlink(a->worktree, blob_base,
8517 dfe9fba0 2020-07-23 stsp ondisk_path, relpath, label_orig,
8518 36bf999c 2020-07-23 stsp staged_target, commit_id ? commit_id :
8519 dfe9fba0 2020-07-23 stsp a->worktree->base_commit_id,
8520 dfe9fba0 2020-07-23 stsp a->repo, a->progress_cb, a->progress_arg);
8521 36bf999c 2020-07-23 stsp free(staged_target);
8522 dfe9fba0 2020-07-23 stsp } else {
8523 dfe9fba0 2020-07-23 stsp err = merge_blob(&local_changes_subsumed,
8524 dfe9fba0 2020-07-23 stsp a->worktree, blob_base, ondisk_path,
8525 dfe9fba0 2020-07-23 stsp relpath, got_fileindex_perms_to_st(ie),
8526 dfe9fba0 2020-07-23 stsp label_orig, blob_staged,
8527 dfe9fba0 2020-07-23 stsp commit_id ? commit_id :
8528 dfe9fba0 2020-07-23 stsp a->worktree->base_commit_id, a->repo,
8529 dfe9fba0 2020-07-23 stsp a->progress_cb, a->progress_arg);
8530 dfe9fba0 2020-07-23 stsp }
8531 ea7786be 2020-07-23 stsp break;
8532 ea7786be 2020-07-23 stsp default:
8533 ea7786be 2020-07-23 stsp err = got_error_path(relpath, GOT_ERR_BAD_FILETYPE);
8534 ea7786be 2020-07-23 stsp break;
8535 ea7786be 2020-07-23 stsp }
8536 2ac8aa02 2020-11-09 stsp if (err == NULL) {
8537 ad493afc 2019-08-03 stsp got_fileindex_entry_stage_set(ie,
8538 ad493afc 2019-08-03 stsp GOT_FILEIDX_STAGE_NONE);
8539 2ac8aa02 2020-11-09 stsp got_fileindex_entry_staged_filetype_set(ie, 0);
8540 2ac8aa02 2020-11-09 stsp }
8541 ad493afc 2019-08-03 stsp break;
8542 ad493afc 2019-08-03 stsp case GOT_STATUS_DELETE:
8543 2e1f37b0 2019-08-08 stsp if (a->patch_cb) {
8544 2e1f37b0 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
8545 2e1f37b0 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
8546 2e1f37b0 2019-08-08 stsp staged_status, ie->path, NULL, 1, 1);
8547 2e1f37b0 2019-08-08 stsp if (err)
8548 2e1f37b0 2019-08-08 stsp break;
8549 2e1f37b0 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_NO)
8550 2e1f37b0 2019-08-08 stsp break;
8551 2e1f37b0 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES) {
8552 2e1f37b0 2019-08-08 stsp err = got_error(GOT_ERR_PATCH_CHOICE);
8553 2e1f37b0 2019-08-08 stsp break;
8554 2e1f37b0 2019-08-08 stsp }
8555 2e1f37b0 2019-08-08 stsp }
8556 ad493afc 2019-08-03 stsp got_fileindex_entry_stage_set(ie, GOT_FILEIDX_STAGE_NONE);
8557 2ac8aa02 2020-11-09 stsp got_fileindex_entry_staged_filetype_set(ie, 0);
8558 12463d8b 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path,
8559 12463d8b 2019-12-13 stsp dirfd, de_name, a->repo);
8560 9bc94a15 2019-08-03 stsp if (err)
8561 9bc94a15 2019-08-03 stsp break;
8562 9bc94a15 2019-08-03 stsp err = (*a->progress_cb)(a->progress_arg, status, relpath);
8563 ad493afc 2019-08-03 stsp break;
8564 ad493afc 2019-08-03 stsp }
8565 f69721c3 2019-10-21 stsp done:
8566 ad493afc 2019-08-03 stsp free(ondisk_path);
8567 ad493afc 2019-08-03 stsp if (blob_base)
8568 ad493afc 2019-08-03 stsp got_object_blob_close(blob_base);
8569 ad493afc 2019-08-03 stsp if (blob_staged)
8570 ad493afc 2019-08-03 stsp got_object_blob_close(blob_staged);
8571 f69721c3 2019-10-21 stsp free(id_str);
8572 f69721c3 2019-10-21 stsp free(label_orig);
8573 ad493afc 2019-08-03 stsp return err;
8574 ad493afc 2019-08-03 stsp }
8575 ad493afc 2019-08-03 stsp
8576 ad493afc 2019-08-03 stsp const struct got_error *
8577 ad493afc 2019-08-03 stsp got_worktree_unstage(struct got_worktree *worktree,
8578 ad493afc 2019-08-03 stsp struct got_pathlist_head *paths,
8579 ad493afc 2019-08-03 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
8580 2e1f37b0 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
8581 ad493afc 2019-08-03 stsp struct got_repository *repo)
8582 ad493afc 2019-08-03 stsp {
8583 ad493afc 2019-08-03 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
8584 ad493afc 2019-08-03 stsp struct got_pathlist_entry *pe;
8585 ad493afc 2019-08-03 stsp struct got_fileindex *fileindex = NULL;
8586 ad493afc 2019-08-03 stsp char *fileindex_path = NULL;
8587 ad493afc 2019-08-03 stsp struct unstage_path_arg upa;
8588 ad493afc 2019-08-03 stsp
8589 ad493afc 2019-08-03 stsp err = lock_worktree(worktree, LOCK_EX);
8590 ad493afc 2019-08-03 stsp if (err)
8591 ad493afc 2019-08-03 stsp return err;
8592 ad493afc 2019-08-03 stsp
8593 ad493afc 2019-08-03 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
8594 ad493afc 2019-08-03 stsp if (err)
8595 ad493afc 2019-08-03 stsp goto done;
8596 ad493afc 2019-08-03 stsp
8597 ad493afc 2019-08-03 stsp upa.worktree = worktree;
8598 ad493afc 2019-08-03 stsp upa.fileindex = fileindex;
8599 ad493afc 2019-08-03 stsp upa.repo = repo;
8600 ad493afc 2019-08-03 stsp upa.progress_cb = progress_cb;
8601 ad493afc 2019-08-03 stsp upa.progress_arg = progress_arg;
8602 2e1f37b0 2019-08-08 stsp upa.patch_cb = patch_cb;
8603 2e1f37b0 2019-08-08 stsp upa.patch_arg = patch_arg;
8604 ad493afc 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
8605 ad493afc 2019-08-03 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
8606 6092c299 2021-10-04 thomas unstage_path, &upa, NULL, NULL, 1, 0);
8607 ad493afc 2019-08-03 stsp if (err)
8608 ad493afc 2019-08-03 stsp goto done;
8609 ad493afc 2019-08-03 stsp }
8610 ad493afc 2019-08-03 stsp
8611 ad493afc 2019-08-03 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
8612 ad493afc 2019-08-03 stsp if (sync_err && err == NULL)
8613 ad493afc 2019-08-03 stsp err = sync_err;
8614 ad493afc 2019-08-03 stsp done:
8615 ad493afc 2019-08-03 stsp free(fileindex_path);
8616 ad493afc 2019-08-03 stsp if (fileindex)
8617 ad493afc 2019-08-03 stsp got_fileindex_free(fileindex);
8618 ad493afc 2019-08-03 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
8619 ad493afc 2019-08-03 stsp if (unlockerr && err == NULL)
8620 ad493afc 2019-08-03 stsp err = unlockerr;
8621 ad493afc 2019-08-03 stsp return err;
8622 ad493afc 2019-08-03 stsp }
8623 b2118c49 2020-07-28 stsp
8624 b2118c49 2020-07-28 stsp struct report_file_info_arg {
8625 b2118c49 2020-07-28 stsp struct got_worktree *worktree;
8626 b2118c49 2020-07-28 stsp got_worktree_path_info_cb info_cb;
8627 b2118c49 2020-07-28 stsp void *info_arg;
8628 b2118c49 2020-07-28 stsp struct got_pathlist_head *paths;
8629 b2118c49 2020-07-28 stsp got_cancel_cb cancel_cb;
8630 b2118c49 2020-07-28 stsp void *cancel_arg;
8631 b2118c49 2020-07-28 stsp };
8632 b2118c49 2020-07-28 stsp
8633 b2118c49 2020-07-28 stsp static const struct got_error *
8634 b2118c49 2020-07-28 stsp report_file_info(void *arg, struct got_fileindex_entry *ie)
8635 b2118c49 2020-07-28 stsp {
8636 b2118c49 2020-07-28 stsp struct report_file_info_arg *a = arg;
8637 b2118c49 2020-07-28 stsp struct got_pathlist_entry *pe;
8638 b2118c49 2020-07-28 stsp struct got_object_id blob_id, staged_blob_id, commit_id;
8639 b2118c49 2020-07-28 stsp struct got_object_id *blob_idp = NULL, *staged_blob_idp = NULL;
8640 b2118c49 2020-07-28 stsp struct got_object_id *commit_idp = NULL;
8641 b2118c49 2020-07-28 stsp int stage;
8642 b2118c49 2020-07-28 stsp
8643 b2118c49 2020-07-28 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
8644 b2118c49 2020-07-28 stsp return got_error(GOT_ERR_CANCELLED);
8645 b2118c49 2020-07-28 stsp
8646 b2118c49 2020-07-28 stsp TAILQ_FOREACH(pe, a->paths, entry) {
8647 b2118c49 2020-07-28 stsp if (pe->path_len == 0 || strcmp(pe->path, ie->path) == 0 ||
8648 b2118c49 2020-07-28 stsp got_path_is_child(ie->path, pe->path, pe->path_len))
8649 b2118c49 2020-07-28 stsp break;
8650 b2118c49 2020-07-28 stsp }
8651 b2118c49 2020-07-28 stsp if (pe == NULL) /* not found */
8652 b2118c49 2020-07-28 stsp return NULL;
8653 b2118c49 2020-07-28 stsp
8654 b2118c49 2020-07-28 stsp if (got_fileindex_entry_has_blob(ie)) {
8655 b2118c49 2020-07-28 stsp memcpy(blob_id.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
8656 b2118c49 2020-07-28 stsp blob_idp = &blob_id;
8657 b2118c49 2020-07-28 stsp }
8658 b2118c49 2020-07-28 stsp stage = got_fileindex_entry_stage_get(ie);
8659 b2118c49 2020-07-28 stsp if (stage == GOT_FILEIDX_STAGE_MODIFY ||
8660 b2118c49 2020-07-28 stsp stage == GOT_FILEIDX_STAGE_ADD) {
8661 b2118c49 2020-07-28 stsp memcpy(staged_blob_id.sha1, ie->staged_blob_sha1,
8662 b2118c49 2020-07-28 stsp SHA1_DIGEST_LENGTH);
8663 b2118c49 2020-07-28 stsp staged_blob_idp = &staged_blob_id;
8664 b2118c49 2020-07-28 stsp }
8665 b2118c49 2020-07-28 stsp
8666 b2118c49 2020-07-28 stsp if (got_fileindex_entry_has_commit(ie)) {
8667 b2118c49 2020-07-28 stsp memcpy(commit_id.sha1, ie->commit_sha1, SHA1_DIGEST_LENGTH);
8668 b2118c49 2020-07-28 stsp commit_idp = &commit_id;
8669 b2118c49 2020-07-28 stsp }
8670 b2118c49 2020-07-28 stsp
8671 b2118c49 2020-07-28 stsp return a->info_cb(a->info_arg, ie->path, got_fileindex_perms_to_st(ie),
8672 b2118c49 2020-07-28 stsp (time_t)ie->mtime_sec, blob_idp, staged_blob_idp, commit_idp);
8673 b2118c49 2020-07-28 stsp }
8674 b2118c49 2020-07-28 stsp
8675 b2118c49 2020-07-28 stsp const struct got_error *
8676 b2118c49 2020-07-28 stsp got_worktree_path_info(struct got_worktree *worktree,
8677 b2118c49 2020-07-28 stsp struct got_pathlist_head *paths,
8678 b2118c49 2020-07-28 stsp got_worktree_path_info_cb info_cb, void *info_arg,
8679 b2118c49 2020-07-28 stsp got_cancel_cb cancel_cb, void *cancel_arg)
8680 b2118c49 2020-07-28 stsp
8681 b2118c49 2020-07-28 stsp {
8682 b2118c49 2020-07-28 stsp const struct got_error *err = NULL, *unlockerr;
8683 b2118c49 2020-07-28 stsp struct got_fileindex *fileindex = NULL;
8684 b2118c49 2020-07-28 stsp char *fileindex_path = NULL;
8685 b2118c49 2020-07-28 stsp struct report_file_info_arg arg;
8686 b2118c49 2020-07-28 stsp
8687 b2118c49 2020-07-28 stsp err = lock_worktree(worktree, LOCK_SH);
8688 b2118c49 2020-07-28 stsp if (err)
8689 b2118c49 2020-07-28 stsp return err;
8690 b2118c49 2020-07-28 stsp
8691 b2118c49 2020-07-28 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
8692 b2118c49 2020-07-28 stsp if (err)
8693 b2118c49 2020-07-28 stsp goto done;
8694 b2118c49 2020-07-28 stsp
8695 b2118c49 2020-07-28 stsp arg.worktree = worktree;
8696 b2118c49 2020-07-28 stsp arg.info_cb = info_cb;
8697 b2118c49 2020-07-28 stsp arg.info_arg = info_arg;
8698 b2118c49 2020-07-28 stsp arg.paths = paths;
8699 b2118c49 2020-07-28 stsp arg.cancel_cb = cancel_cb;
8700 b2118c49 2020-07-28 stsp arg.cancel_arg = cancel_arg;
8701 b2118c49 2020-07-28 stsp err = got_fileindex_for_each_entry_safe(fileindex, report_file_info,
8702 b2118c49 2020-07-28 stsp &arg);
8703 b2118c49 2020-07-28 stsp done:
8704 b2118c49 2020-07-28 stsp free(fileindex_path);
8705 b2118c49 2020-07-28 stsp if (fileindex)
8706 b2118c49 2020-07-28 stsp got_fileindex_free(fileindex);
8707 b2118c49 2020-07-28 stsp unlockerr = lock_worktree(worktree, LOCK_UN);
8708 b2118c49 2020-07-28 stsp if (unlockerr && err == NULL)
8709 b2118c49 2020-07-28 stsp err = unlockerr;
8710 b2118c49 2020-07-28 stsp return err;
8711 b2118c49 2020-07-28 stsp }
8712 814624e7 2022-03-22 thomas
8713 814624e7 2022-03-22 thomas static const struct got_error *
8714 814624e7 2022-03-22 thomas patch_check_path(const char *p, char **path, unsigned char *status,
8715 814624e7 2022-03-22 thomas unsigned char *staged_status, struct got_fileindex *fileindex,
8716 814624e7 2022-03-22 thomas struct got_worktree *worktree, struct got_repository *repo)
8717 814624e7 2022-03-22 thomas {
8718 814624e7 2022-03-22 thomas const struct got_error *err;
8719 814624e7 2022-03-22 thomas struct got_fileindex_entry *ie;
8720 814624e7 2022-03-22 thomas struct stat sb;
8721 814624e7 2022-03-22 thomas char *ondisk_path = NULL;
8722 814624e7 2022-03-22 thomas
8723 814624e7 2022-03-22 thomas err = got_worktree_resolve_path(path, worktree, p);
8724 814624e7 2022-03-22 thomas if (err)
8725 814624e7 2022-03-22 thomas return err;
8726 814624e7 2022-03-22 thomas
8727 814624e7 2022-03-22 thomas if (asprintf(&ondisk_path, "%s%s%s", worktree->root_path,
8728 814624e7 2022-03-22 thomas *path[0] ? "/" : "", *path) == -1)
8729 814624e7 2022-03-22 thomas return got_error_from_errno("asprintf");
8730 814624e7 2022-03-22 thomas
8731 814624e7 2022-03-22 thomas ie = got_fileindex_entry_get(fileindex, *path, strlen(*path));
8732 814624e7 2022-03-22 thomas if (ie) {
8733 814624e7 2022-03-22 thomas *staged_status = get_staged_status(ie);
8734 814624e7 2022-03-22 thomas err = get_file_status(status, &sb, ie, *path, -1, NULL, repo);
8735 814624e7 2022-03-22 thomas if (err)
8736 814624e7 2022-03-22 thomas goto done;
8737 814624e7 2022-03-22 thomas } else {
8738 814624e7 2022-03-22 thomas *staged_status = GOT_STATUS_NO_CHANGE;
8739 814624e7 2022-03-22 thomas *status = GOT_STATUS_UNVERSIONED;
8740 814624e7 2022-03-22 thomas if (lstat(ondisk_path, &sb) == -1) {
8741 814624e7 2022-03-22 thomas if (errno != ENOENT) {
8742 814624e7 2022-03-22 thomas err = got_error_from_errno2("lstat",
8743 814624e7 2022-03-22 thomas ondisk_path);
8744 814624e7 2022-03-22 thomas goto done;
8745 814624e7 2022-03-22 thomas }
8746 814624e7 2022-03-22 thomas *status = GOT_STATUS_NONEXISTENT;
8747 814624e7 2022-03-22 thomas }
8748 814624e7 2022-03-22 thomas }
8749 814624e7 2022-03-22 thomas
8750 814624e7 2022-03-22 thomas done:
8751 814624e7 2022-03-22 thomas free(ondisk_path);
8752 814624e7 2022-03-22 thomas return err;
8753 814624e7 2022-03-22 thomas }
8754 814624e7 2022-03-22 thomas
8755 814624e7 2022-03-22 thomas static const struct got_error *
8756 814624e7 2022-03-22 thomas patch_can_rm(const char *path, unsigned char status,
8757 814624e7 2022-03-22 thomas unsigned char staged_status)
8758 814624e7 2022-03-22 thomas {
8759 814624e7 2022-03-22 thomas if (status == GOT_STATUS_NONEXISTENT)
8760 814624e7 2022-03-22 thomas return got_error_set_errno(ENOENT, path);
8761 814624e7 2022-03-22 thomas if (status != GOT_STATUS_NO_CHANGE &&
8762 814624e7 2022-03-22 thomas status != GOT_STATUS_ADD &&
8763 814624e7 2022-03-22 thomas status != GOT_STATUS_MODIFY &&
8764 814624e7 2022-03-22 thomas status != GOT_STATUS_MODE_CHANGE)
8765 814624e7 2022-03-22 thomas return got_error_path(path, GOT_ERR_FILE_STATUS);
8766 814624e7 2022-03-22 thomas if (staged_status == GOT_STATUS_DELETE)
8767 814624e7 2022-03-22 thomas return got_error_path(path, GOT_ERR_FILE_STATUS);
8768 814624e7 2022-03-22 thomas return NULL;
8769 814624e7 2022-03-22 thomas }
8770 814624e7 2022-03-22 thomas
8771 814624e7 2022-03-22 thomas static const struct got_error *
8772 814624e7 2022-03-22 thomas patch_can_add(const char *path, unsigned char status)
8773 814624e7 2022-03-22 thomas {
8774 814624e7 2022-03-22 thomas if (status != GOT_STATUS_NONEXISTENT)
8775 814624e7 2022-03-22 thomas return got_error_path(path, GOT_ERR_FILE_STATUS);
8776 814624e7 2022-03-22 thomas return NULL;
8777 814624e7 2022-03-22 thomas }
8778 814624e7 2022-03-22 thomas
8779 814624e7 2022-03-22 thomas static const struct got_error *
8780 814624e7 2022-03-22 thomas patch_can_edit(const char *path, unsigned char status,
8781 814624e7 2022-03-22 thomas unsigned char staged_status)
8782 814624e7 2022-03-22 thomas {
8783 814624e7 2022-03-22 thomas if (status == GOT_STATUS_NONEXISTENT)
8784 814624e7 2022-03-22 thomas return got_error_set_errno(ENOENT, path);
8785 814624e7 2022-03-22 thomas if (status != GOT_STATUS_NO_CHANGE &&
8786 814624e7 2022-03-22 thomas status != GOT_STATUS_ADD &&
8787 814624e7 2022-03-22 thomas status != GOT_STATUS_MODIFY)
8788 814624e7 2022-03-22 thomas return got_error_path(path, GOT_ERR_FILE_STATUS);
8789 814624e7 2022-03-22 thomas if (staged_status == GOT_STATUS_DELETE)
8790 814624e7 2022-03-22 thomas return got_error_path(path, GOT_ERR_FILE_STATUS);
8791 814624e7 2022-03-22 thomas return NULL;
8792 814624e7 2022-03-22 thomas }
8793 814624e7 2022-03-22 thomas
8794 814624e7 2022-03-22 thomas const struct got_error *
8795 814624e7 2022-03-22 thomas got_worktree_patch_prepare(struct got_fileindex **fileindex,
8796 814624e7 2022-03-22 thomas struct got_worktree *worktree)
8797 814624e7 2022-03-22 thomas {
8798 814624e7 2022-03-22 thomas const struct got_error *err;
8799 814624e7 2022-03-22 thomas char *fileindex_path = NULL;
8800 814624e7 2022-03-22 thomas
8801 814624e7 2022-03-22 thomas err = open_fileindex(fileindex, &fileindex_path, worktree);
8802 814624e7 2022-03-22 thomas free(fileindex_path);
8803 814624e7 2022-03-22 thomas return err;
8804 814624e7 2022-03-22 thomas }
8805 814624e7 2022-03-22 thomas
8806 814624e7 2022-03-22 thomas const struct got_error *
8807 814624e7 2022-03-22 thomas got_worktree_patch_check_path(const char *old, const char *new,
8808 814624e7 2022-03-22 thomas char **oldpath, char **newpath, struct got_worktree *worktree,
8809 814624e7 2022-03-22 thomas struct got_repository *repo, struct got_fileindex *fileindex)
8810 814624e7 2022-03-22 thomas {
8811 814624e7 2022-03-22 thomas const struct got_error *err = NULL;
8812 814624e7 2022-03-22 thomas int file_renamed = 0;
8813 814624e7 2022-03-22 thomas unsigned char status_old, staged_status_old;
8814 814624e7 2022-03-22 thomas unsigned char status_new, staged_status_new;
8815 814624e7 2022-03-22 thomas
8816 814624e7 2022-03-22 thomas *oldpath = NULL;
8817 814624e7 2022-03-22 thomas *newpath = NULL;
8818 814624e7 2022-03-22 thomas
8819 814624e7 2022-03-22 thomas err = patch_check_path(old != NULL ? old : new, oldpath,
8820 814624e7 2022-03-22 thomas &status_old, &staged_status_old, fileindex, worktree, repo);
8821 814624e7 2022-03-22 thomas if (err)
8822 814624e7 2022-03-22 thomas goto done;
8823 814624e7 2022-03-22 thomas
8824 814624e7 2022-03-22 thomas err = patch_check_path(new != NULL ? new : old, newpath,
8825 814624e7 2022-03-22 thomas &status_new, &staged_status_new, fileindex, worktree, repo);
8826 814624e7 2022-03-22 thomas if (err)
8827 814624e7 2022-03-22 thomas goto done;
8828 814624e7 2022-03-22 thomas
8829 814624e7 2022-03-22 thomas if (old != NULL && new != NULL && strcmp(old, new) != 0)
8830 814624e7 2022-03-22 thomas file_renamed = 1;
8831 814624e7 2022-03-22 thomas
8832 814624e7 2022-03-22 thomas if (old != NULL && new == NULL)
8833 814624e7 2022-03-22 thomas err = patch_can_rm(*oldpath, status_old, staged_status_old);
8834 814624e7 2022-03-22 thomas else if (file_renamed) {
8835 814624e7 2022-03-22 thomas err = patch_can_rm(*oldpath, status_old, staged_status_old);
8836 814624e7 2022-03-22 thomas if (err == NULL)
8837 814624e7 2022-03-22 thomas err = patch_can_add(*newpath, status_new);
8838 814624e7 2022-03-22 thomas } else if (old == NULL)
8839 814624e7 2022-03-22 thomas err = patch_can_add(*newpath, status_new);
8840 814624e7 2022-03-22 thomas else
8841 814624e7 2022-03-22 thomas err = patch_can_edit(*newpath, status_new, staged_status_new);
8842 814624e7 2022-03-22 thomas
8843 814624e7 2022-03-22 thomas done:
8844 814624e7 2022-03-22 thomas if (err) {
8845 814624e7 2022-03-22 thomas free(*oldpath);
8846 814624e7 2022-03-22 thomas *oldpath = NULL;
8847 814624e7 2022-03-22 thomas free(*newpath);
8848 814624e7 2022-03-22 thomas *newpath = NULL;
8849 814624e7 2022-03-22 thomas }
8850 814624e7 2022-03-22 thomas return err;
8851 814624e7 2022-03-22 thomas }
8852 814624e7 2022-03-22 thomas
8853 814624e7 2022-03-22 thomas const struct got_error *
8854 814624e7 2022-03-22 thomas got_worktree_patch_complete(struct got_fileindex *fileindex)
8855 814624e7 2022-03-22 thomas {
8856 814624e7 2022-03-22 thomas got_fileindex_free(fileindex);
8857 814624e7 2022-03-22 thomas return NULL;
8858 814624e7 2022-03-22 thomas }