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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 9d31a1d8 2018-03-11 stsp #include <sys/queue.h>
19 133d2798 2019-01-08 stsp #include <sys/tree.h>
20 86c3caaf 2018-03-09 stsp
21 d1f6d47b 2019-02-04 stsp #include <dirent.h>
22 12ce7a6c 2019-08-12 stsp #include <limits.h>
23 f5c49f82 2019-01-06 stsp #include <stddef.h>
24 86c3caaf 2018-03-09 stsp #include <string.h>
25 86c3caaf 2018-03-09 stsp #include <stdio.h>
26 86c3caaf 2018-03-09 stsp #include <stdlib.h>
27 303e14b5 2019-09-23 stsp #include <time.h>
28 86c3caaf 2018-03-09 stsp #include <fcntl.h>
29 86c3caaf 2018-03-09 stsp #include <errno.h>
30 86c3caaf 2018-03-09 stsp #include <unistd.h>
31 9d31a1d8 2018-03-11 stsp #include <sha1.h>
32 9d31a1d8 2018-03-11 stsp #include <zlib.h>
33 9d31a1d8 2018-03-11 stsp #include <fnmatch.h>
34 512f0d0e 2019-01-02 stsp #include <libgen.h>
35 ec22038e 2019-03-10 stsp #include <uuid.h>
36 7154f6ce 2019-03-27 stsp #include <util.h>
37 86c3caaf 2018-03-09 stsp
38 86c3caaf 2018-03-09 stsp #include "got_error.h"
39 86c3caaf 2018-03-09 stsp #include "got_repository.h"
40 5261c201 2018-04-01 stsp #include "got_reference.h"
41 9d31a1d8 2018-03-11 stsp #include "got_object.h"
42 1dd54920 2019-05-11 stsp #include "got_path.h"
43 e6209546 2019-08-22 stsp #include "got_cancel.h"
44 86c3caaf 2018-03-09 stsp #include "got_worktree.h"
45 511a516b 2018-05-19 stsp #include "got_opentemp.h"
46 234035bc 2019-06-01 stsp #include "got_diff.h"
47 86c3caaf 2018-03-09 stsp
48 718b3ab0 2018-03-17 stsp #include "got_lib_worktree.h"
49 718b3ab0 2018-03-17 stsp #include "got_lib_sha1.h"
50 718b3ab0 2018-03-17 stsp #include "got_lib_fileindex.h"
51 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
52 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
53 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
54 ed175427 2019-05-09 stsp #include "got_lib_object_parse.h"
55 cf066bf8 2019-05-09 stsp #include "got_lib_object_create.h"
56 24519714 2019-05-09 stsp #include "got_lib_object_idset.h"
57 6353ad76 2019-02-08 stsp #include "got_lib_diff.h"
58 9d31a1d8 2018-03-11 stsp
59 9d31a1d8 2018-03-11 stsp #ifndef MIN
60 9d31a1d8 2018-03-11 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
61 9d31a1d8 2018-03-11 stsp #endif
62 f69721c3 2019-10-21 stsp
63 f69721c3 2019-10-21 stsp #define GOT_MERGE_LABEL_MERGED "merged change"
64 f69721c3 2019-10-21 stsp #define GOT_MERGE_LABEL_BASE "3-way merge base"
65 86c3caaf 2018-03-09 stsp
66 99724ed4 2018-03-10 stsp static const struct got_error *
67 7ac97322 2018-03-11 stsp create_meta_file(const char *path_got, const char *name, const char *content)
68 99724ed4 2018-03-10 stsp {
69 99724ed4 2018-03-10 stsp const struct got_error *err = NULL;
70 99724ed4 2018-03-10 stsp char *path;
71 99724ed4 2018-03-10 stsp
72 2c7829a4 2019-06-17 stsp if (asprintf(&path, "%s/%s", path_got, name) == -1)
73 2c7829a4 2019-06-17 stsp return got_error_from_errno("asprintf");
74 99724ed4 2018-03-10 stsp
75 2c7829a4 2019-06-17 stsp err = got_path_create_file(path, content);
76 99724ed4 2018-03-10 stsp free(path);
77 507dc3bb 2018-12-29 stsp return err;
78 507dc3bb 2018-12-29 stsp }
79 507dc3bb 2018-12-29 stsp
80 507dc3bb 2018-12-29 stsp static const struct got_error *
81 507dc3bb 2018-12-29 stsp update_meta_file(const char *path_got, const char *name, const char *content)
82 507dc3bb 2018-12-29 stsp {
83 507dc3bb 2018-12-29 stsp const struct got_error *err = NULL;
84 507dc3bb 2018-12-29 stsp FILE *tmpfile = NULL;
85 507dc3bb 2018-12-29 stsp char *tmppath = NULL;
86 507dc3bb 2018-12-29 stsp char *path = NULL;
87 507dc3bb 2018-12-29 stsp
88 507dc3bb 2018-12-29 stsp if (asprintf(&path, "%s/%s", path_got, name) == -1) {
89 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
90 507dc3bb 2018-12-29 stsp path = NULL;
91 507dc3bb 2018-12-29 stsp goto done;
92 507dc3bb 2018-12-29 stsp }
93 507dc3bb 2018-12-29 stsp
94 507dc3bb 2018-12-29 stsp err = got_opentemp_named(&tmppath, &tmpfile, path);
95 507dc3bb 2018-12-29 stsp if (err)
96 507dc3bb 2018-12-29 stsp goto done;
97 507dc3bb 2018-12-29 stsp
98 507dc3bb 2018-12-29 stsp if (content) {
99 507dc3bb 2018-12-29 stsp int len = fprintf(tmpfile, "%s\n", content);
100 507dc3bb 2018-12-29 stsp if (len != strlen(content) + 1) {
101 638f9024 2019-05-13 stsp err = got_error_from_errno2("fprintf", tmppath);
102 507dc3bb 2018-12-29 stsp goto done;
103 507dc3bb 2018-12-29 stsp }
104 507dc3bb 2018-12-29 stsp }
105 507dc3bb 2018-12-29 stsp
106 507dc3bb 2018-12-29 stsp if (rename(tmppath, path) != 0) {
107 638f9024 2019-05-13 stsp err = got_error_from_errno3("rename", tmppath, path);
108 2a57020b 2019-02-20 stsp unlink(tmppath);
109 507dc3bb 2018-12-29 stsp goto done;
110 507dc3bb 2018-12-29 stsp }
111 507dc3bb 2018-12-29 stsp
112 507dc3bb 2018-12-29 stsp done:
113 fb43ecf1 2019-02-11 stsp if (fclose(tmpfile) != 0 && err == NULL)
114 638f9024 2019-05-13 stsp err = got_error_from_errno2("fclose", tmppath);
115 230a42bd 2019-05-11 jcs free(tmppath);
116 99724ed4 2018-03-10 stsp return err;
117 99724ed4 2018-03-10 stsp }
118 99724ed4 2018-03-10 stsp
119 09fe317a 2018-03-11 stsp static const struct got_error *
120 7ac97322 2018-03-11 stsp read_meta_file(char **content, const char *path_got, const char *name)
121 09fe317a 2018-03-11 stsp {
122 09fe317a 2018-03-11 stsp const struct got_error *err = NULL;
123 09fe317a 2018-03-11 stsp char *path;
124 09fe317a 2018-03-11 stsp int fd = -1;
125 09fe317a 2018-03-11 stsp ssize_t n;
126 09fe317a 2018-03-11 stsp struct stat sb;
127 09fe317a 2018-03-11 stsp
128 09fe317a 2018-03-11 stsp *content = NULL;
129 09fe317a 2018-03-11 stsp
130 7ac97322 2018-03-11 stsp if (asprintf(&path, "%s/%s", path_got, name) == -1) {
131 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
132 09fe317a 2018-03-11 stsp path = NULL;
133 09fe317a 2018-03-11 stsp goto done;
134 09fe317a 2018-03-11 stsp }
135 09fe317a 2018-03-11 stsp
136 ef99fdb1 2018-03-11 stsp fd = open(path, O_RDONLY | O_NOFOLLOW);
137 09fe317a 2018-03-11 stsp if (fd == -1) {
138 f02eaa22 2019-03-11 stsp if (errno == ENOENT)
139 a2e6d162 2019-07-27 stsp err = got_error_path(path, GOT_ERR_WORKTREE_META);
140 f02eaa22 2019-03-11 stsp else
141 638f9024 2019-05-13 stsp err = got_error_from_errno2("open", path);
142 ef99fdb1 2018-03-11 stsp goto done;
143 ef99fdb1 2018-03-11 stsp }
144 ef99fdb1 2018-03-11 stsp if (flock(fd, LOCK_SH | LOCK_NB) == -1) {
145 73a5ef67 2018-03-11 stsp err = (errno == EWOULDBLOCK ? got_error(GOT_ERR_WORKTREE_BUSY)
146 638f9024 2019-05-13 stsp : got_error_from_errno2("flock", path));
147 09fe317a 2018-03-11 stsp goto done;
148 09fe317a 2018-03-11 stsp }
149 09fe317a 2018-03-11 stsp
150 e4b9a50c 2019-07-27 stsp if (fstat(fd, &sb) != 0) {
151 e4b9a50c 2019-07-27 stsp err = got_error_from_errno2("fstat", path);
152 d10c9b58 2019-02-19 stsp goto done;
153 d10c9b58 2019-02-19 stsp }
154 09fe317a 2018-03-11 stsp *content = calloc(1, sb.st_size);
155 09fe317a 2018-03-11 stsp if (*content == NULL) {
156 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
157 09fe317a 2018-03-11 stsp goto done;
158 09fe317a 2018-03-11 stsp }
159 09fe317a 2018-03-11 stsp
160 09fe317a 2018-03-11 stsp n = read(fd, *content, sb.st_size);
161 09fe317a 2018-03-11 stsp if (n != sb.st_size) {
162 638f9024 2019-05-13 stsp err = (n == -1 ? got_error_from_errno2("read", path) :
163 a2e6d162 2019-07-27 stsp got_error_path(path, GOT_ERR_WORKTREE_META));
164 09fe317a 2018-03-11 stsp goto done;
165 09fe317a 2018-03-11 stsp }
166 09fe317a 2018-03-11 stsp if ((*content)[sb.st_size - 1] != '\n') {
167 a2e6d162 2019-07-27 stsp err = got_error_path(path, GOT_ERR_WORKTREE_META);
168 09fe317a 2018-03-11 stsp goto done;
169 09fe317a 2018-03-11 stsp }
170 09fe317a 2018-03-11 stsp (*content)[sb.st_size - 1] = '\0';
171 09fe317a 2018-03-11 stsp
172 09fe317a 2018-03-11 stsp done:
173 09fe317a 2018-03-11 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
174 638f9024 2019-05-13 stsp err = got_error_from_errno2("close", path_got);
175 09fe317a 2018-03-11 stsp free(path);
176 09fe317a 2018-03-11 stsp if (err) {
177 09fe317a 2018-03-11 stsp free(*content);
178 09fe317a 2018-03-11 stsp *content = NULL;
179 09fe317a 2018-03-11 stsp }
180 09fe317a 2018-03-11 stsp return err;
181 09fe317a 2018-03-11 stsp }
182 09fe317a 2018-03-11 stsp
183 024e9686 2019-05-14 stsp static const struct got_error *
184 024e9686 2019-05-14 stsp write_head_ref(const char *path_got, struct got_reference *head_ref)
185 024e9686 2019-05-14 stsp {
186 024e9686 2019-05-14 stsp const struct got_error *err = NULL;
187 024e9686 2019-05-14 stsp char *refstr = NULL;
188 024e9686 2019-05-14 stsp
189 024e9686 2019-05-14 stsp if (got_ref_is_symbolic(head_ref)) {
190 024e9686 2019-05-14 stsp refstr = got_ref_to_str(head_ref);
191 024e9686 2019-05-14 stsp if (refstr == NULL)
192 024e9686 2019-05-14 stsp return got_error_from_errno("got_ref_to_str");
193 024e9686 2019-05-14 stsp } else {
194 024e9686 2019-05-14 stsp refstr = strdup(got_ref_get_name(head_ref));
195 024e9686 2019-05-14 stsp if (refstr == NULL)
196 024e9686 2019-05-14 stsp return got_error_from_errno("strdup");
197 024e9686 2019-05-14 stsp }
198 024e9686 2019-05-14 stsp err = update_meta_file(path_got, GOT_WORKTREE_HEAD_REF, refstr);
199 024e9686 2019-05-14 stsp free(refstr);
200 024e9686 2019-05-14 stsp return err;
201 024e9686 2019-05-14 stsp }
202 024e9686 2019-05-14 stsp
203 86c3caaf 2018-03-09 stsp const struct got_error *
204 86c3caaf 2018-03-09 stsp got_worktree_init(const char *path, struct got_reference *head_ref,
205 577ec78f 2018-03-11 stsp const char *prefix, struct got_repository *repo)
206 86c3caaf 2018-03-09 stsp {
207 86c3caaf 2018-03-09 stsp const struct got_error *err = NULL;
208 65596e15 2018-12-24 stsp struct got_object_id *commit_id = NULL;
209 ec22038e 2019-03-10 stsp uuid_t uuid;
210 ec22038e 2019-03-10 stsp uint32_t uuid_status;
211 65596e15 2018-12-24 stsp int obj_type;
212 7ac97322 2018-03-11 stsp char *path_got = NULL;
213 1451e70d 2018-03-10 stsp char *formatstr = NULL;
214 0bb8a95e 2018-03-12 stsp char *absprefix = NULL;
215 65596e15 2018-12-24 stsp char *basestr = NULL;
216 ec22038e 2019-03-10 stsp char *uuidstr = NULL;
217 65596e15 2018-12-24 stsp
218 0c48fee2 2019-03-11 stsp if (strcmp(path, got_repo_get_path(repo)) == 0) {
219 0c48fee2 2019-03-11 stsp err = got_error(GOT_ERR_WORKTREE_REPO);
220 0c48fee2 2019-03-11 stsp goto done;
221 0c48fee2 2019-03-11 stsp }
222 0c48fee2 2019-03-11 stsp
223 65596e15 2018-12-24 stsp err = got_ref_resolve(&commit_id, repo, head_ref);
224 65596e15 2018-12-24 stsp if (err)
225 65596e15 2018-12-24 stsp return err;
226 65596e15 2018-12-24 stsp err = got_object_get_type(&obj_type, repo, commit_id);
227 65596e15 2018-12-24 stsp if (err)
228 65596e15 2018-12-24 stsp return err;
229 65596e15 2018-12-24 stsp if (obj_type != GOT_OBJ_TYPE_COMMIT)
230 65596e15 2018-12-24 stsp return got_error(GOT_ERR_OBJ_TYPE);
231 86c3caaf 2018-03-09 stsp
232 0bb8a95e 2018-03-12 stsp if (!got_path_is_absolute(prefix)) {
233 0bb8a95e 2018-03-12 stsp if (asprintf(&absprefix, "/%s", prefix) == -1)
234 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
235 0bb8a95e 2018-03-12 stsp }
236 577ec78f 2018-03-11 stsp
237 86c3caaf 2018-03-09 stsp /* Create top-level directory (may already exist). */
238 2cb4bacb 2018-03-11 stsp if (mkdir(path, GOT_DEFAULT_DIR_MODE) == -1 && errno != EEXIST) {
239 638f9024 2019-05-13 stsp err = got_error_from_errno2("mkdir", path);
240 86c3caaf 2018-03-09 stsp goto done;
241 86c3caaf 2018-03-09 stsp }
242 86c3caaf 2018-03-09 stsp
243 86c3caaf 2018-03-09 stsp /* Create .got directory (may already exist). */
244 7ac97322 2018-03-11 stsp if (asprintf(&path_got, "%s/%s", path, GOT_WORKTREE_GOT_DIR) == -1) {
245 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
246 86c3caaf 2018-03-09 stsp goto done;
247 86c3caaf 2018-03-09 stsp }
248 7ac97322 2018-03-11 stsp if (mkdir(path_got, GOT_DEFAULT_DIR_MODE) == -1 && errno != EEXIST) {
249 638f9024 2019-05-13 stsp err = got_error_from_errno2("mkdir", path_got);
250 86c3caaf 2018-03-09 stsp goto done;
251 86c3caaf 2018-03-09 stsp }
252 86c3caaf 2018-03-09 stsp
253 056e7441 2018-03-11 stsp /* Create an empty lock file. */
254 7ac97322 2018-03-11 stsp err = create_meta_file(path_got, GOT_WORKTREE_LOCK, NULL);
255 056e7441 2018-03-11 stsp if (err)
256 056e7441 2018-03-11 stsp goto done;
257 056e7441 2018-03-11 stsp
258 86c3caaf 2018-03-09 stsp /* Create an empty file index. */
259 7ac97322 2018-03-11 stsp err = create_meta_file(path_got, GOT_WORKTREE_FILE_INDEX, NULL);
260 99724ed4 2018-03-10 stsp if (err)
261 86c3caaf 2018-03-09 stsp goto done;
262 86c3caaf 2018-03-09 stsp
263 08d425ea 2018-12-24 stsp /* Write the HEAD reference. */
264 024e9686 2019-05-14 stsp err = write_head_ref(path_got, head_ref);
265 65596e15 2018-12-24 stsp if (err)
266 65596e15 2018-12-24 stsp goto done;
267 65596e15 2018-12-24 stsp
268 65596e15 2018-12-24 stsp /* Record our base commit. */
269 65596e15 2018-12-24 stsp err = got_object_id_str(&basestr, commit_id);
270 65596e15 2018-12-24 stsp if (err)
271 65596e15 2018-12-24 stsp goto done;
272 0f92850e 2018-12-25 stsp err = create_meta_file(path_got, GOT_WORKTREE_BASE_COMMIT, basestr);
273 99724ed4 2018-03-10 stsp if (err)
274 86c3caaf 2018-03-09 stsp goto done;
275 86c3caaf 2018-03-09 stsp
276 1451e70d 2018-03-10 stsp /* Store path to repository. */
277 7839bc15 2019-01-06 stsp err = create_meta_file(path_got, GOT_WORKTREE_REPOSITORY,
278 7839bc15 2019-01-06 stsp got_repo_get_path(repo));
279 99724ed4 2018-03-10 stsp if (err)
280 86c3caaf 2018-03-09 stsp goto done;
281 86c3caaf 2018-03-09 stsp
282 577ec78f 2018-03-11 stsp /* Store in-repository path prefix. */
283 0bb8a95e 2018-03-12 stsp err = create_meta_file(path_got, GOT_WORKTREE_PATH_PREFIX,
284 0bb8a95e 2018-03-12 stsp absprefix ? absprefix : prefix);
285 ec22038e 2019-03-10 stsp if (err)
286 ec22038e 2019-03-10 stsp goto done;
287 ec22038e 2019-03-10 stsp
288 ec22038e 2019-03-10 stsp /* Generate UUID. */
289 ec22038e 2019-03-10 stsp uuid_create(&uuid, &uuid_status);
290 ec22038e 2019-03-10 stsp if (uuid_status != uuid_s_ok) {
291 cc483380 2019-09-01 stsp err = got_error_uuid(uuid_status, "uuid_create");
292 ec22038e 2019-03-10 stsp goto done;
293 ec22038e 2019-03-10 stsp }
294 ec22038e 2019-03-10 stsp uuid_to_string(&uuid, &uuidstr, &uuid_status);
295 ec22038e 2019-03-10 stsp if (uuid_status != uuid_s_ok) {
296 cc483380 2019-09-01 stsp err = got_error_uuid(uuid_status, "uuid_to_string");
297 ec22038e 2019-03-10 stsp goto done;
298 ec22038e 2019-03-10 stsp }
299 ec22038e 2019-03-10 stsp err = create_meta_file(path_got, GOT_WORKTREE_UUID, uuidstr);
300 577ec78f 2018-03-11 stsp if (err)
301 577ec78f 2018-03-11 stsp goto done;
302 577ec78f 2018-03-11 stsp
303 9dce68ed 2018-03-10 stsp /* Stamp work tree with format file. */
304 1451e70d 2018-03-10 stsp if (asprintf(&formatstr, "%d", GOT_WORKTREE_FORMAT_VERSION) == -1) {
305 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
306 1451e70d 2018-03-10 stsp goto done;
307 1451e70d 2018-03-10 stsp }
308 7ac97322 2018-03-11 stsp err = create_meta_file(path_got, GOT_WORKTREE_FORMAT, formatstr);
309 99724ed4 2018-03-10 stsp if (err)
310 1451e70d 2018-03-10 stsp goto done;
311 1451e70d 2018-03-10 stsp
312 86c3caaf 2018-03-09 stsp done:
313 65596e15 2018-12-24 stsp free(commit_id);
314 7ac97322 2018-03-11 stsp free(path_got);
315 1451e70d 2018-03-10 stsp free(formatstr);
316 0bb8a95e 2018-03-12 stsp free(absprefix);
317 65596e15 2018-12-24 stsp free(basestr);
318 ec22038e 2019-03-10 stsp free(uuidstr);
319 86c3caaf 2018-03-09 stsp return err;
320 86c3caaf 2018-03-09 stsp }
321 86c3caaf 2018-03-09 stsp
322 247140b2 2019-02-05 stsp static const struct got_error *
323 247140b2 2019-02-05 stsp open_worktree(struct got_worktree **worktree, const char *path)
324 86c3caaf 2018-03-09 stsp {
325 6d9d28c3 2018-03-11 stsp const struct got_error *err = NULL;
326 7ac97322 2018-03-11 stsp char *path_got;
327 6d9d28c3 2018-03-11 stsp char *formatstr = NULL;
328 c442a90d 2019-03-10 stsp char *uuidstr = NULL;
329 056e7441 2018-03-11 stsp char *path_lock = NULL;
330 eaccb85f 2018-12-25 stsp char *base_commit_id_str = NULL;
331 6d9d28c3 2018-03-11 stsp int version, fd = -1;
332 6d9d28c3 2018-03-11 stsp const char *errstr;
333 eaccb85f 2018-12-25 stsp struct got_repository *repo = NULL;
334 c442a90d 2019-03-10 stsp uint32_t uuid_status;
335 6d9d28c3 2018-03-11 stsp
336 6d9d28c3 2018-03-11 stsp *worktree = NULL;
337 6d9d28c3 2018-03-11 stsp
338 7ac97322 2018-03-11 stsp if (asprintf(&path_got, "%s/%s", path, GOT_WORKTREE_GOT_DIR) == -1) {
339 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
340 7ac97322 2018-03-11 stsp path_got = NULL;
341 6d9d28c3 2018-03-11 stsp goto done;
342 6d9d28c3 2018-03-11 stsp }
343 6d9d28c3 2018-03-11 stsp
344 7ac97322 2018-03-11 stsp if (asprintf(&path_lock, "%s/%s", path_got, GOT_WORKTREE_LOCK) == -1) {
345 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
346 056e7441 2018-03-11 stsp path_lock = NULL;
347 6d9d28c3 2018-03-11 stsp goto done;
348 6d9d28c3 2018-03-11 stsp }
349 6d9d28c3 2018-03-11 stsp
350 056e7441 2018-03-11 stsp fd = open(path_lock, O_RDWR | O_EXLOCK | O_NONBLOCK);
351 6d9d28c3 2018-03-11 stsp if (fd == -1) {
352 73a5ef67 2018-03-11 stsp err = (errno == EWOULDBLOCK ? got_error(GOT_ERR_WORKTREE_BUSY)
353 638f9024 2019-05-13 stsp : got_error_from_errno2("open", path_lock));
354 6d9d28c3 2018-03-11 stsp goto done;
355 6d9d28c3 2018-03-11 stsp }
356 6d9d28c3 2018-03-11 stsp
357 7ac97322 2018-03-11 stsp err = read_meta_file(&formatstr, path_got, GOT_WORKTREE_FORMAT);
358 6d9d28c3 2018-03-11 stsp if (err)
359 6d9d28c3 2018-03-11 stsp goto done;
360 6d9d28c3 2018-03-11 stsp
361 6d9d28c3 2018-03-11 stsp version = strtonum(formatstr, 1, INT_MAX, &errstr);
362 6d9d28c3 2018-03-11 stsp if (errstr) {
363 a2e6d162 2019-07-27 stsp err = got_error_msg(GOT_ERR_WORKTREE_META,
364 a2e6d162 2019-07-27 stsp "could not parse work tree format version number");
365 6d9d28c3 2018-03-11 stsp goto done;
366 6d9d28c3 2018-03-11 stsp }
367 6d9d28c3 2018-03-11 stsp if (version != GOT_WORKTREE_FORMAT_VERSION) {
368 6d9d28c3 2018-03-11 stsp err = got_error(GOT_ERR_WORKTREE_VERS);
369 6d9d28c3 2018-03-11 stsp goto done;
370 6d9d28c3 2018-03-11 stsp }
371 6d9d28c3 2018-03-11 stsp
372 6d9d28c3 2018-03-11 stsp *worktree = calloc(1, sizeof(**worktree));
373 6d9d28c3 2018-03-11 stsp if (*worktree == NULL) {
374 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
375 6d9d28c3 2018-03-11 stsp goto done;
376 6d9d28c3 2018-03-11 stsp }
377 056e7441 2018-03-11 stsp (*worktree)->lockfd = -1;
378 6d9d28c3 2018-03-11 stsp
379 7d61d891 2020-07-23 stsp (*worktree)->root_path = realpath(path, NULL);
380 c88eb298 2018-03-11 stsp if ((*worktree)->root_path == NULL) {
381 7d61d891 2020-07-23 stsp err = got_error_from_errno2("realpath", path);
382 6d9d28c3 2018-03-11 stsp goto done;
383 6d9d28c3 2018-03-11 stsp }
384 cde76477 2018-03-11 stsp err = read_meta_file(&(*worktree)->repo_path, path_got,
385 6d9d28c3 2018-03-11 stsp GOT_WORKTREE_REPOSITORY);
386 6d9d28c3 2018-03-11 stsp if (err)
387 6d9d28c3 2018-03-11 stsp goto done;
388 eaccb85f 2018-12-25 stsp
389 7ac97322 2018-03-11 stsp err = read_meta_file(&(*worktree)->path_prefix, path_got,
390 6d9d28c3 2018-03-11 stsp GOT_WORKTREE_PATH_PREFIX);
391 93a30277 2018-12-24 stsp if (err)
392 93a30277 2018-12-24 stsp goto done;
393 93a30277 2018-12-24 stsp
394 eaccb85f 2018-12-25 stsp err = read_meta_file(&base_commit_id_str, path_got,
395 0f92850e 2018-12-25 stsp GOT_WORKTREE_BASE_COMMIT);
396 c442a90d 2019-03-10 stsp if (err)
397 c442a90d 2019-03-10 stsp goto done;
398 c442a90d 2019-03-10 stsp
399 c442a90d 2019-03-10 stsp err = read_meta_file(&uuidstr, path_got, GOT_WORKTREE_UUID);
400 eaccb85f 2018-12-25 stsp if (err)
401 c442a90d 2019-03-10 stsp goto done;
402 c442a90d 2019-03-10 stsp uuid_from_string(uuidstr, &(*worktree)->uuid, &uuid_status);
403 c442a90d 2019-03-10 stsp if (uuid_status != uuid_s_ok) {
404 cc483380 2019-09-01 stsp err = got_error_uuid(uuid_status, "uuid_from_string");
405 eaccb85f 2018-12-25 stsp goto done;
406 c442a90d 2019-03-10 stsp }
407 eaccb85f 2018-12-25 stsp
408 c9956ddf 2019-09-08 stsp err = got_repo_open(&repo, (*worktree)->repo_path, NULL);
409 eaccb85f 2018-12-25 stsp if (err)
410 eaccb85f 2018-12-25 stsp goto done;
411 eaccb85f 2018-12-25 stsp
412 eaccb85f 2018-12-25 stsp err = got_object_resolve_id_str(&(*worktree)->base_commit_id, repo,
413 eaccb85f 2018-12-25 stsp base_commit_id_str);
414 f5baf295 2018-03-11 stsp if (err)
415 6d9d28c3 2018-03-11 stsp goto done;
416 6d9d28c3 2018-03-11 stsp
417 36a38700 2019-05-10 stsp err = read_meta_file(&(*worktree)->head_ref_name, path_got,
418 36a38700 2019-05-10 stsp GOT_WORKTREE_HEAD_REF);
419 6d9d28c3 2018-03-11 stsp done:
420 eaccb85f 2018-12-25 stsp if (repo)
421 eaccb85f 2018-12-25 stsp got_repo_close(repo);
422 7ac97322 2018-03-11 stsp free(path_got);
423 056e7441 2018-03-11 stsp free(path_lock);
424 eaccb85f 2018-12-25 stsp free(base_commit_id_str);
425 c442a90d 2019-03-10 stsp free(uuidstr);
426 bd165944 2019-03-10 stsp free(formatstr);
427 6d9d28c3 2018-03-11 stsp if (err) {
428 6d9d28c3 2018-03-11 stsp if (fd != -1)
429 6d9d28c3 2018-03-11 stsp close(fd);
430 6d9d28c3 2018-03-11 stsp if (*worktree != NULL)
431 6d9d28c3 2018-03-11 stsp got_worktree_close(*worktree);
432 6d9d28c3 2018-03-11 stsp *worktree = NULL;
433 6d9d28c3 2018-03-11 stsp } else
434 056e7441 2018-03-11 stsp (*worktree)->lockfd = fd;
435 6d9d28c3 2018-03-11 stsp
436 6d9d28c3 2018-03-11 stsp return err;
437 86c3caaf 2018-03-09 stsp }
438 247140b2 2019-02-05 stsp
439 247140b2 2019-02-05 stsp const struct got_error *
440 247140b2 2019-02-05 stsp got_worktree_open(struct got_worktree **worktree, const char *path)
441 247140b2 2019-02-05 stsp {
442 247140b2 2019-02-05 stsp const struct got_error *err = NULL;
443 86c3caaf 2018-03-09 stsp
444 247140b2 2019-02-05 stsp do {
445 247140b2 2019-02-05 stsp err = open_worktree(worktree, path);
446 f02eaa22 2019-03-11 stsp if (err && !(err->code == GOT_ERR_ERRNO && errno == ENOENT))
447 247140b2 2019-02-05 stsp return err;
448 247140b2 2019-02-05 stsp if (*worktree)
449 247140b2 2019-02-05 stsp return NULL;
450 247140b2 2019-02-05 stsp path = dirname(path);
451 d1542a27 2019-02-05 stsp if (path == NULL)
452 638f9024 2019-05-13 stsp return got_error_from_errno2("dirname", path);
453 d1542a27 2019-02-05 stsp } while (!((path[0] == '.' || path[0] == '/') && path[1] == '\0'));
454 247140b2 2019-02-05 stsp
455 247140b2 2019-02-05 stsp return got_error(GOT_ERR_NOT_WORKTREE);
456 247140b2 2019-02-05 stsp }
457 247140b2 2019-02-05 stsp
458 3a6ce05a 2019-02-11 stsp const struct got_error *
459 86c3caaf 2018-03-09 stsp got_worktree_close(struct got_worktree *worktree)
460 86c3caaf 2018-03-09 stsp {
461 3a6ce05a 2019-02-11 stsp const struct got_error *err = NULL;
462 cde76477 2018-03-11 stsp free(worktree->repo_path);
463 6d9d28c3 2018-03-11 stsp free(worktree->path_prefix);
464 eaccb85f 2018-12-25 stsp free(worktree->base_commit_id);
465 36a38700 2019-05-10 stsp free(worktree->head_ref_name);
466 056e7441 2018-03-11 stsp if (worktree->lockfd != -1)
467 3a6ce05a 2019-02-11 stsp if (close(worktree->lockfd) != 0)
468 638f9024 2019-05-13 stsp err = got_error_from_errno2("close",
469 230a42bd 2019-05-11 jcs got_worktree_get_root_path(worktree));
470 7f11502c 2019-08-28 hiltjo free(worktree->root_path);
471 6d9d28c3 2018-03-11 stsp free(worktree);
472 3a6ce05a 2019-02-11 stsp return err;
473 86c3caaf 2018-03-09 stsp }
474 86c3caaf 2018-03-09 stsp
475 2fbdb5ae 2018-12-29 stsp const char *
476 c7f4312f 2019-02-05 stsp got_worktree_get_root_path(struct got_worktree *worktree)
477 c7f4312f 2019-02-05 stsp {
478 c7f4312f 2019-02-05 stsp return worktree->root_path;
479 c7f4312f 2019-02-05 stsp }
480 c7f4312f 2019-02-05 stsp
481 c7f4312f 2019-02-05 stsp const char *
482 86c3caaf 2018-03-09 stsp got_worktree_get_repo_path(struct got_worktree *worktree)
483 86c3caaf 2018-03-09 stsp {
484 2fbdb5ae 2018-12-29 stsp return worktree->repo_path;
485 49520a32 2018-12-29 stsp }
486 49520a32 2018-12-29 stsp
487 49520a32 2018-12-29 stsp const char *
488 49520a32 2018-12-29 stsp got_worktree_get_path_prefix(struct got_worktree *worktree)
489 49520a32 2018-12-29 stsp {
490 f609be2e 2018-12-29 stsp return worktree->path_prefix;
491 e5dc7198 2018-12-29 stsp }
492 e5dc7198 2018-12-29 stsp
493 e5dc7198 2018-12-29 stsp const struct got_error *
494 e5dc7198 2018-12-29 stsp got_worktree_match_path_prefix(int *match, struct got_worktree *worktree,
495 e5dc7198 2018-12-29 stsp const char *path_prefix)
496 e5dc7198 2018-12-29 stsp {
497 e5dc7198 2018-12-29 stsp char *absprefix = NULL;
498 e5dc7198 2018-12-29 stsp
499 e5dc7198 2018-12-29 stsp if (!got_path_is_absolute(path_prefix)) {
500 e5dc7198 2018-12-29 stsp if (asprintf(&absprefix, "/%s", path_prefix) == -1)
501 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
502 e5dc7198 2018-12-29 stsp }
503 e5dc7198 2018-12-29 stsp *match = (strcmp(absprefix ? absprefix : path_prefix,
504 e5dc7198 2018-12-29 stsp worktree->path_prefix) == 0);
505 e5dc7198 2018-12-29 stsp free(absprefix);
506 e5dc7198 2018-12-29 stsp return NULL;
507 86c3caaf 2018-03-09 stsp }
508 86c3caaf 2018-03-09 stsp
509 bc70eb79 2019-05-09 stsp const char *
510 35be1456 2018-03-11 stsp got_worktree_get_head_ref_name(struct got_worktree *worktree)
511 86c3caaf 2018-03-09 stsp {
512 36a38700 2019-05-10 stsp return worktree->head_ref_name;
513 024e9686 2019-05-14 stsp }
514 024e9686 2019-05-14 stsp
515 024e9686 2019-05-14 stsp const struct got_error *
516 024e9686 2019-05-14 stsp got_worktree_set_head_ref(struct got_worktree *worktree,
517 024e9686 2019-05-14 stsp struct got_reference *head_ref)
518 024e9686 2019-05-14 stsp {
519 024e9686 2019-05-14 stsp const struct got_error *err = NULL;
520 024e9686 2019-05-14 stsp char *path_got = NULL, *head_ref_name = NULL;
521 024e9686 2019-05-14 stsp
522 024e9686 2019-05-14 stsp if (asprintf(&path_got, "%s/%s", worktree->root_path,
523 024e9686 2019-05-14 stsp GOT_WORKTREE_GOT_DIR) == -1) {
524 024e9686 2019-05-14 stsp err = got_error_from_errno("asprintf");
525 024e9686 2019-05-14 stsp path_got = NULL;
526 024e9686 2019-05-14 stsp goto done;
527 024e9686 2019-05-14 stsp }
528 024e9686 2019-05-14 stsp
529 024e9686 2019-05-14 stsp head_ref_name = strdup(got_ref_get_name(head_ref));
530 024e9686 2019-05-14 stsp if (head_ref_name == NULL) {
531 024e9686 2019-05-14 stsp err = got_error_from_errno("strdup");
532 024e9686 2019-05-14 stsp goto done;
533 024e9686 2019-05-14 stsp }
534 024e9686 2019-05-14 stsp
535 024e9686 2019-05-14 stsp err = write_head_ref(path_got, head_ref);
536 024e9686 2019-05-14 stsp if (err)
537 024e9686 2019-05-14 stsp goto done;
538 024e9686 2019-05-14 stsp
539 024e9686 2019-05-14 stsp free(worktree->head_ref_name);
540 024e9686 2019-05-14 stsp worktree->head_ref_name = head_ref_name;
541 024e9686 2019-05-14 stsp done:
542 024e9686 2019-05-14 stsp free(path_got);
543 024e9686 2019-05-14 stsp if (err)
544 024e9686 2019-05-14 stsp free(head_ref_name);
545 024e9686 2019-05-14 stsp return err;
546 507dc3bb 2018-12-29 stsp }
547 507dc3bb 2018-12-29 stsp
548 b72f483a 2019-02-05 stsp struct got_object_id *
549 507dc3bb 2018-12-29 stsp got_worktree_get_base_commit_id(struct got_worktree *worktree)
550 507dc3bb 2018-12-29 stsp {
551 507dc3bb 2018-12-29 stsp return worktree->base_commit_id;
552 86c3caaf 2018-03-09 stsp }
553 86c3caaf 2018-03-09 stsp
554 507dc3bb 2018-12-29 stsp const struct got_error *
555 507dc3bb 2018-12-29 stsp got_worktree_set_base_commit_id(struct got_worktree *worktree,
556 507dc3bb 2018-12-29 stsp struct got_repository *repo, struct got_object_id *commit_id)
557 507dc3bb 2018-12-29 stsp {
558 507dc3bb 2018-12-29 stsp const struct got_error *err;
559 507dc3bb 2018-12-29 stsp struct got_object *obj = NULL;
560 507dc3bb 2018-12-29 stsp char *id_str = NULL;
561 507dc3bb 2018-12-29 stsp char *path_got = NULL;
562 507dc3bb 2018-12-29 stsp
563 507dc3bb 2018-12-29 stsp if (asprintf(&path_got, "%s/%s", worktree->root_path,
564 507dc3bb 2018-12-29 stsp GOT_WORKTREE_GOT_DIR) == -1) {
565 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
566 507dc3bb 2018-12-29 stsp path_got = NULL;
567 507dc3bb 2018-12-29 stsp goto done;
568 507dc3bb 2018-12-29 stsp }
569 507dc3bb 2018-12-29 stsp
570 507dc3bb 2018-12-29 stsp err = got_object_open(&obj, repo, commit_id);
571 507dc3bb 2018-12-29 stsp if (err)
572 507dc3bb 2018-12-29 stsp return err;
573 507dc3bb 2018-12-29 stsp
574 507dc3bb 2018-12-29 stsp if (obj->type != GOT_OBJ_TYPE_COMMIT) {
575 507dc3bb 2018-12-29 stsp err = got_error(GOT_ERR_OBJ_TYPE);
576 507dc3bb 2018-12-29 stsp goto done;
577 507dc3bb 2018-12-29 stsp }
578 507dc3bb 2018-12-29 stsp
579 507dc3bb 2018-12-29 stsp /* Record our base commit. */
580 507dc3bb 2018-12-29 stsp err = got_object_id_str(&id_str, commit_id);
581 507dc3bb 2018-12-29 stsp if (err)
582 507dc3bb 2018-12-29 stsp goto done;
583 507dc3bb 2018-12-29 stsp err = update_meta_file(path_got, GOT_WORKTREE_BASE_COMMIT, id_str);
584 507dc3bb 2018-12-29 stsp if (err)
585 507dc3bb 2018-12-29 stsp goto done;
586 507dc3bb 2018-12-29 stsp
587 507dc3bb 2018-12-29 stsp free(worktree->base_commit_id);
588 507dc3bb 2018-12-29 stsp worktree->base_commit_id = got_object_id_dup(commit_id);
589 507dc3bb 2018-12-29 stsp if (worktree->base_commit_id == NULL) {
590 638f9024 2019-05-13 stsp err = got_error_from_errno("got_object_id_dup");
591 507dc3bb 2018-12-29 stsp goto done;
592 507dc3bb 2018-12-29 stsp }
593 507dc3bb 2018-12-29 stsp done:
594 507dc3bb 2018-12-29 stsp if (obj)
595 507dc3bb 2018-12-29 stsp got_object_close(obj);
596 507dc3bb 2018-12-29 stsp free(id_str);
597 507dc3bb 2018-12-29 stsp free(path_got);
598 507dc3bb 2018-12-29 stsp return err;
599 507dc3bb 2018-12-29 stsp }
600 507dc3bb 2018-12-29 stsp
601 9d31a1d8 2018-03-11 stsp static const struct got_error *
602 9d31a1d8 2018-03-11 stsp lock_worktree(struct got_worktree *worktree, int operation)
603 86c3caaf 2018-03-09 stsp {
604 9d31a1d8 2018-03-11 stsp if (flock(worktree->lockfd, operation | LOCK_NB) == -1)
605 9d31a1d8 2018-03-11 stsp return (errno == EWOULDBLOCK ? got_error(GOT_ERR_WORKTREE_BUSY)
606 638f9024 2019-05-13 stsp : got_error_from_errno2("flock",
607 230a42bd 2019-05-11 jcs got_worktree_get_root_path(worktree)));
608 86c3caaf 2018-03-09 stsp return NULL;
609 21908da4 2019-01-13 stsp }
610 21908da4 2019-01-13 stsp
611 21908da4 2019-01-13 stsp static const struct got_error *
612 4a1ddfc2 2019-01-12 stsp add_dir_on_disk(struct got_worktree *worktree, const char *path)
613 4a1ddfc2 2019-01-12 stsp {
614 4a1ddfc2 2019-01-12 stsp const struct got_error *err = NULL;
615 4a1ddfc2 2019-01-12 stsp char *abspath;
616 4a1ddfc2 2019-01-12 stsp
617 4a1ddfc2 2019-01-12 stsp if (asprintf(&abspath, "%s/%s", worktree->root_path, path) == -1)
618 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
619 4a1ddfc2 2019-01-12 stsp
620 0cd1c46a 2019-03-11 stsp err = got_path_mkdir(abspath);
621 ddcd8544 2019-03-11 stsp if (err && err->code == GOT_ERR_ERRNO && errno == EEXIST) {
622 ddcd8544 2019-03-11 stsp struct stat sb;
623 ddcd8544 2019-03-11 stsp err = NULL;
624 ddcd8544 2019-03-11 stsp if (lstat(abspath, &sb) == -1) {
625 638f9024 2019-05-13 stsp err = got_error_from_errno2("lstat", abspath);
626 ddcd8544 2019-03-11 stsp } else if (!S_ISDIR(sb.st_mode)) {
627 ddcd8544 2019-03-11 stsp /* TODO directory is obstructed; do something */
628 3665fce0 2020-07-13 stsp err = got_error_path(abspath, GOT_ERR_FILE_OBSTRUCTED);
629 ddcd8544 2019-03-11 stsp }
630 ddcd8544 2019-03-11 stsp }
631 4a1ddfc2 2019-01-12 stsp free(abspath);
632 68c76935 2019-02-19 stsp return err;
633 68c76935 2019-02-19 stsp }
634 68c76935 2019-02-19 stsp
635 68c76935 2019-02-19 stsp static const struct got_error *
636 68c76935 2019-02-19 stsp check_file_contents_equal(int *same, FILE *f1, FILE *f2)
637 68c76935 2019-02-19 stsp {
638 68c76935 2019-02-19 stsp const struct got_error *err = NULL;
639 68c76935 2019-02-19 stsp uint8_t fbuf1[8192];
640 68c76935 2019-02-19 stsp uint8_t fbuf2[8192];
641 68c76935 2019-02-19 stsp size_t flen1 = 0, flen2 = 0;
642 68c76935 2019-02-19 stsp
643 68c76935 2019-02-19 stsp *same = 1;
644 68c76935 2019-02-19 stsp
645 230a42bd 2019-05-11 jcs for (;;) {
646 68c76935 2019-02-19 stsp flen1 = fread(fbuf1, 1, sizeof(fbuf1), f1);
647 68c76935 2019-02-19 stsp if (flen1 == 0 && ferror(f1)) {
648 638f9024 2019-05-13 stsp err = got_error_from_errno("fread");
649 68c76935 2019-02-19 stsp break;
650 68c76935 2019-02-19 stsp }
651 68c76935 2019-02-19 stsp flen2 = fread(fbuf2, 1, sizeof(fbuf2), f2);
652 68c76935 2019-02-19 stsp if (flen2 == 0 && ferror(f2)) {
653 638f9024 2019-05-13 stsp err = got_error_from_errno("fread");
654 68c76935 2019-02-19 stsp break;
655 68c76935 2019-02-19 stsp }
656 68c76935 2019-02-19 stsp if (flen1 == 0) {
657 68c76935 2019-02-19 stsp if (flen2 != 0)
658 68c76935 2019-02-19 stsp *same = 0;
659 68c76935 2019-02-19 stsp break;
660 68c76935 2019-02-19 stsp } else if (flen2 == 0) {
661 68c76935 2019-02-19 stsp if (flen1 != 0)
662 68c76935 2019-02-19 stsp *same = 0;
663 68c76935 2019-02-19 stsp break;
664 68c76935 2019-02-19 stsp } else if (flen1 == flen2) {
665 68c76935 2019-02-19 stsp if (memcmp(fbuf1, fbuf2, flen2) != 0) {
666 68c76935 2019-02-19 stsp *same = 0;
667 68c76935 2019-02-19 stsp break;
668 68c76935 2019-02-19 stsp }
669 68c76935 2019-02-19 stsp } else {
670 68c76935 2019-02-19 stsp *same = 0;
671 68c76935 2019-02-19 stsp break;
672 68c76935 2019-02-19 stsp }
673 68c76935 2019-02-19 stsp }
674 68c76935 2019-02-19 stsp
675 68c76935 2019-02-19 stsp return err;
676 68c76935 2019-02-19 stsp }
677 68c76935 2019-02-19 stsp
678 68c76935 2019-02-19 stsp static const struct got_error *
679 68c76935 2019-02-19 stsp check_files_equal(int *same, const char *f1_path, const char *f2_path)
680 68c76935 2019-02-19 stsp {
681 68c76935 2019-02-19 stsp const struct got_error *err = NULL;
682 68c76935 2019-02-19 stsp struct stat sb;
683 68c76935 2019-02-19 stsp size_t size1, size2;
684 68c76935 2019-02-19 stsp FILE *f1 = NULL, *f2 = NULL;
685 68c76935 2019-02-19 stsp
686 68c76935 2019-02-19 stsp *same = 1;
687 68c76935 2019-02-19 stsp
688 68c76935 2019-02-19 stsp if (lstat(f1_path, &sb) != 0) {
689 638f9024 2019-05-13 stsp err = got_error_from_errno2("lstat", f1_path);
690 68c76935 2019-02-19 stsp goto done;
691 68c76935 2019-02-19 stsp }
692 68c76935 2019-02-19 stsp size1 = sb.st_size;
693 68c76935 2019-02-19 stsp
694 68c76935 2019-02-19 stsp if (lstat(f2_path, &sb) != 0) {
695 638f9024 2019-05-13 stsp err = got_error_from_errno2("lstat", f2_path);
696 68c76935 2019-02-19 stsp goto done;
697 68c76935 2019-02-19 stsp }
698 68c76935 2019-02-19 stsp size2 = sb.st_size;
699 68c76935 2019-02-19 stsp
700 68c76935 2019-02-19 stsp if (size1 != size2) {
701 68c76935 2019-02-19 stsp *same = 0;
702 68c76935 2019-02-19 stsp return NULL;
703 68c76935 2019-02-19 stsp }
704 68c76935 2019-02-19 stsp
705 68c76935 2019-02-19 stsp f1 = fopen(f1_path, "r");
706 68c76935 2019-02-19 stsp if (f1 == NULL)
707 60522982 2019-12-15 stsp return got_error_from_errno2("fopen", f1_path);
708 68c76935 2019-02-19 stsp
709 68c76935 2019-02-19 stsp f2 = fopen(f2_path, "r");
710 68c76935 2019-02-19 stsp if (f2 == NULL) {
711 60522982 2019-12-15 stsp err = got_error_from_errno2("fopen", f2_path);
712 68c76935 2019-02-19 stsp goto done;
713 68c76935 2019-02-19 stsp }
714 68c76935 2019-02-19 stsp
715 68c76935 2019-02-19 stsp err = check_file_contents_equal(same, f1, f2);
716 68c76935 2019-02-19 stsp done:
717 68c76935 2019-02-19 stsp if (f1 && fclose(f1) != 0 && err == NULL)
718 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
719 68c76935 2019-02-19 stsp if (f2 && fclose(f2) != 0 && err == NULL)
720 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
721 68c76935 2019-02-19 stsp
722 6353ad76 2019-02-08 stsp return err;
723 6353ad76 2019-02-08 stsp }
724 6353ad76 2019-02-08 stsp
725 6353ad76 2019-02-08 stsp /*
726 46b6ee73 2019-06-04 stsp * Perform a 3-way merge where blob_orig acts as the common ancestor,
727 14c901f1 2019-08-08 stsp * the file at deriv_path acts as the first derived version, and the
728 14c901f1 2019-08-08 stsp * file on disk acts as the second derived version.
729 6353ad76 2019-02-08 stsp */
730 6353ad76 2019-02-08 stsp static const struct got_error *
731 14c901f1 2019-08-08 stsp merge_file(int *local_changes_subsumed, struct got_worktree *worktree,
732 46b6ee73 2019-06-04 stsp struct got_blob_object *blob_orig, const char *ondisk_path,
733 14c901f1 2019-08-08 stsp const char *path, uint16_t st_mode, const char *deriv_path,
734 f69721c3 2019-10-21 stsp const char *label_orig, const char *label_deriv,
735 f69721c3 2019-10-21 stsp struct got_repository *repo,
736 14c901f1 2019-08-08 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
737 6353ad76 2019-02-08 stsp {
738 6353ad76 2019-02-08 stsp const struct got_error *err = NULL;
739 6353ad76 2019-02-08 stsp int merged_fd = -1;
740 14c901f1 2019-08-08 stsp FILE *f_orig = NULL;
741 14c901f1 2019-08-08 stsp char *blob_orig_path = NULL;
742 af54ae4a 2019-02-19 stsp char *merged_path = NULL, *base_path = NULL;
743 234035bc 2019-06-01 stsp int overlapcnt = 0;
744 af54ae4a 2019-02-19 stsp char *parent;
745 3b9f0f87 2020-07-23 stsp char *symlink_path = NULL;
746 3b9f0f87 2020-07-23 stsp FILE *symlinkf = NULL;
747 6353ad76 2019-02-08 stsp
748 234035bc 2019-06-01 stsp *local_changes_subsumed = 0;
749 234035bc 2019-06-01 stsp
750 af54ae4a 2019-02-19 stsp parent = dirname(ondisk_path);
751 af54ae4a 2019-02-19 stsp if (parent == NULL)
752 638f9024 2019-05-13 stsp return got_error_from_errno2("dirname", ondisk_path);
753 af54ae4a 2019-02-19 stsp
754 af54ae4a 2019-02-19 stsp if (asprintf(&base_path, "%s/got-merged", parent) == -1)
755 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
756 af54ae4a 2019-02-19 stsp
757 af54ae4a 2019-02-19 stsp err = got_opentemp_named_fd(&merged_path, &merged_fd, base_path);
758 6353ad76 2019-02-08 stsp if (err)
759 6353ad76 2019-02-08 stsp goto done;
760 6353ad76 2019-02-08 stsp
761 af54ae4a 2019-02-19 stsp free(base_path);
762 46b6ee73 2019-06-04 stsp if (asprintf(&base_path, "%s/got-merge-blob-orig", parent) == -1) {
763 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
764 af54ae4a 2019-02-19 stsp base_path = NULL;
765 af54ae4a 2019-02-19 stsp goto done;
766 af54ae4a 2019-02-19 stsp }
767 af54ae4a 2019-02-19 stsp
768 46b6ee73 2019-06-04 stsp err = got_opentemp_named(&blob_orig_path, &f_orig, base_path);
769 6353ad76 2019-02-08 stsp if (err)
770 6353ad76 2019-02-08 stsp goto done;
771 46b6ee73 2019-06-04 stsp if (blob_orig) {
772 6c4c42e0 2019-06-24 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f_orig,
773 46b6ee73 2019-06-04 stsp blob_orig);
774 1430b4e0 2019-03-27 stsp if (err)
775 1430b4e0 2019-03-27 stsp goto done;
776 1430b4e0 2019-03-27 stsp } else {
777 1430b4e0 2019-03-27 stsp /*
778 1430b4e0 2019-03-27 stsp * If the file has no blob, this is an "add vs add" conflict,
779 1430b4e0 2019-03-27 stsp * and we simply use an empty ancestor file to make both files
780 1430b4e0 2019-03-27 stsp * appear in the merged result in their entirety.
781 1430b4e0 2019-03-27 stsp */
782 1430b4e0 2019-03-27 stsp }
783 6353ad76 2019-02-08 stsp
784 3b9f0f87 2020-07-23 stsp /*
785 3b9f0f87 2020-07-23 stsp * In order the run a 3-way merge with a symlink we copy the symlink's
786 3b9f0f87 2020-07-23 stsp * target path into a temporary file and use that file with diff3.
787 3b9f0f87 2020-07-23 stsp */
788 3b9f0f87 2020-07-23 stsp if (S_ISLNK(st_mode)) {
789 3b9f0f87 2020-07-23 stsp char target_path[PATH_MAX];
790 3b9f0f87 2020-07-23 stsp ssize_t target_len;
791 3b9f0f87 2020-07-23 stsp size_t n;
792 3b9f0f87 2020-07-23 stsp
793 3b9f0f87 2020-07-23 stsp free(base_path);
794 3b9f0f87 2020-07-23 stsp if (asprintf(&base_path, "%s/got-symlink-merge",
795 3b9f0f87 2020-07-23 stsp parent) == -1) {
796 3b9f0f87 2020-07-23 stsp err = got_error_from_errno("asprintf");
797 3b9f0f87 2020-07-23 stsp base_path = NULL;
798 3b9f0f87 2020-07-23 stsp goto done;
799 3b9f0f87 2020-07-23 stsp }
800 3b9f0f87 2020-07-23 stsp err = got_opentemp_named(&symlink_path, &symlinkf, base_path);
801 3b9f0f87 2020-07-23 stsp if (err)
802 3b9f0f87 2020-07-23 stsp goto done;
803 3b9f0f87 2020-07-23 stsp target_len = readlink(ondisk_path, target_path,
804 3b9f0f87 2020-07-23 stsp sizeof(target_path));
805 3b9f0f87 2020-07-23 stsp if (target_len == -1) {
806 3b9f0f87 2020-07-23 stsp err = got_error_from_errno2("readlink", ondisk_path);
807 3b9f0f87 2020-07-23 stsp goto done;
808 3b9f0f87 2020-07-23 stsp }
809 3b9f0f87 2020-07-23 stsp n = fwrite(target_path, 1, target_len, symlinkf);
810 3b9f0f87 2020-07-23 stsp if (n != target_len) {
811 3b9f0f87 2020-07-23 stsp err = got_ferror(symlinkf, GOT_ERR_IO);
812 3b9f0f87 2020-07-23 stsp goto done;
813 3b9f0f87 2020-07-23 stsp }
814 3b9f0f87 2020-07-23 stsp if (fflush(symlinkf) == EOF) {
815 3b9f0f87 2020-07-23 stsp err = got_error_from_errno2("fflush", symlink_path);
816 3b9f0f87 2020-07-23 stsp goto done;
817 3b9f0f87 2020-07-23 stsp }
818 3b9f0f87 2020-07-23 stsp }
819 3b9f0f87 2020-07-23 stsp
820 14c901f1 2019-08-08 stsp err = got_merge_diff3(&overlapcnt, merged_fd, deriv_path,
821 3b9f0f87 2020-07-23 stsp blob_orig_path, symlink_path ? symlink_path : ondisk_path,
822 3b9f0f87 2020-07-23 stsp label_deriv, label_orig, NULL);
823 6353ad76 2019-02-08 stsp if (err)
824 6353ad76 2019-02-08 stsp goto done;
825 6353ad76 2019-02-08 stsp
826 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg,
827 6353ad76 2019-02-08 stsp overlapcnt > 0 ? GOT_STATUS_CONFLICT : GOT_STATUS_MERGE, path);
828 1ee397ad 2019-07-12 stsp if (err)
829 1ee397ad 2019-07-12 stsp goto done;
830 6353ad76 2019-02-08 stsp
831 816dc654 2019-02-16 stsp if (fsync(merged_fd) != 0) {
832 638f9024 2019-05-13 stsp err = got_error_from_errno("fsync");
833 816dc654 2019-02-16 stsp goto done;
834 68c76935 2019-02-19 stsp }
835 68c76935 2019-02-19 stsp
836 68c76935 2019-02-19 stsp /* Check if a clean merge has subsumed all local changes. */
837 68c76935 2019-02-19 stsp if (overlapcnt == 0) {
838 14c901f1 2019-08-08 stsp err = check_files_equal(local_changes_subsumed, deriv_path,
839 68c76935 2019-02-19 stsp merged_path);
840 68c76935 2019-02-19 stsp if (err)
841 68c76935 2019-02-19 stsp goto done;
842 816dc654 2019-02-16 stsp }
843 6353ad76 2019-02-08 stsp
844 2ad902c0 2019-12-15 stsp if (fchmod(merged_fd, st_mode) != 0) {
845 2ad902c0 2019-12-15 stsp err = got_error_from_errno2("fchmod", merged_path);
846 70a0c8ec 2019-02-20 stsp goto done;
847 70a0c8ec 2019-02-20 stsp }
848 70a0c8ec 2019-02-20 stsp
849 6353ad76 2019-02-08 stsp if (rename(merged_path, ondisk_path) != 0) {
850 638f9024 2019-05-13 stsp err = got_error_from_errno3("rename", merged_path,
851 230a42bd 2019-05-11 jcs ondisk_path);
852 6353ad76 2019-02-08 stsp goto done;
853 6353ad76 2019-02-08 stsp }
854 6353ad76 2019-02-08 stsp done:
855 fdcb7daf 2019-12-15 stsp if (err) {
856 fdcb7daf 2019-12-15 stsp if (merged_path)
857 fdcb7daf 2019-12-15 stsp unlink(merged_path);
858 3b9f0f87 2020-07-23 stsp }
859 3b9f0f87 2020-07-23 stsp if (symlink_path) {
860 3b9f0f87 2020-07-23 stsp if (unlink(symlink_path) == -1 && err == NULL)
861 3b9f0f87 2020-07-23 stsp err = got_error_from_errno2("unlink", symlink_path);
862 fdcb7daf 2019-12-15 stsp }
863 3b9f0f87 2020-07-23 stsp if (symlinkf && fclose(symlinkf) == EOF && err == NULL)
864 3b9f0f87 2020-07-23 stsp err = got_error_from_errno2("fclose", symlink_path);
865 3b9f0f87 2020-07-23 stsp free(symlink_path);
866 3a6ce05a 2019-02-11 stsp if (merged_fd != -1 && close(merged_fd) != 0 && err == NULL)
867 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
868 46b6ee73 2019-06-04 stsp if (f_orig && fclose(f_orig) != 0 && err == NULL)
869 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
870 6353ad76 2019-02-08 stsp free(merged_path);
871 af54ae4a 2019-02-19 stsp free(base_path);
872 46b6ee73 2019-06-04 stsp if (blob_orig_path) {
873 46b6ee73 2019-06-04 stsp unlink(blob_orig_path);
874 46b6ee73 2019-06-04 stsp free(blob_orig_path);
875 af57b12a 2020-07-23 stsp }
876 af57b12a 2020-07-23 stsp return err;
877 af57b12a 2020-07-23 stsp }
878 af57b12a 2020-07-23 stsp
879 af57b12a 2020-07-23 stsp static const struct got_error *
880 af57b12a 2020-07-23 stsp update_symlink(const char *ondisk_path, const char *target_path,
881 af57b12a 2020-07-23 stsp size_t target_len)
882 af57b12a 2020-07-23 stsp {
883 af57b12a 2020-07-23 stsp /* This is not atomic but matches what 'ln -sf' does. */
884 af57b12a 2020-07-23 stsp if (unlink(ondisk_path) == -1)
885 af57b12a 2020-07-23 stsp return got_error_from_errno2("unlink", ondisk_path);
886 af57b12a 2020-07-23 stsp if (symlink(target_path, ondisk_path) == -1)
887 af57b12a 2020-07-23 stsp return got_error_from_errno3("symlink", target_path,
888 af57b12a 2020-07-23 stsp ondisk_path);
889 af57b12a 2020-07-23 stsp return NULL;
890 af57b12a 2020-07-23 stsp }
891 af57b12a 2020-07-23 stsp
892 af57b12a 2020-07-23 stsp /*
893 11cc08c1 2020-07-23 stsp * Overwrite a symlink (or a regular file in case there was a "bad" symlink)
894 11cc08c1 2020-07-23 stsp * in the work tree with a file that contains conflict markers and the
895 993e2a1b 2020-07-23 stsp * conflicting target paths of the original version, a "derived version"
896 993e2a1b 2020-07-23 stsp * of a symlink from an incoming change, and a local version of the symlink.
897 993e2a1b 2020-07-23 stsp *
898 993e2a1b 2020-07-23 stsp * The original versions's target path can be NULL if it is not available,
899 993e2a1b 2020-07-23 stsp * such as if both derived versions added a new symlink at the same path.
900 993e2a1b 2020-07-23 stsp *
901 993e2a1b 2020-07-23 stsp * The incoming derived symlink target is NULL in case the incoming change
902 993e2a1b 2020-07-23 stsp * has deleted this symlink.
903 11cc08c1 2020-07-23 stsp */
904 11cc08c1 2020-07-23 stsp static const struct got_error *
905 11cc08c1 2020-07-23 stsp install_symlink_conflict(const char *deriv_target,
906 11cc08c1 2020-07-23 stsp struct got_object_id *deriv_base_commit_id, const char *orig_target,
907 11cc08c1 2020-07-23 stsp const char *label_orig, const char *local_target, const char *ondisk_path)
908 11cc08c1 2020-07-23 stsp {
909 11cc08c1 2020-07-23 stsp const struct got_error *err;
910 11cc08c1 2020-07-23 stsp char *id_str = NULL, *label_deriv = NULL, *path = NULL;
911 11cc08c1 2020-07-23 stsp FILE *f = NULL;
912 11cc08c1 2020-07-23 stsp
913 11cc08c1 2020-07-23 stsp err = got_object_id_str(&id_str, deriv_base_commit_id);
914 11cc08c1 2020-07-23 stsp if (err)
915 11cc08c1 2020-07-23 stsp return got_error_from_errno("asprintf");
916 11cc08c1 2020-07-23 stsp
917 11cc08c1 2020-07-23 stsp if (asprintf(&label_deriv, "%s: commit %s",
918 11cc08c1 2020-07-23 stsp GOT_MERGE_LABEL_MERGED, id_str) == -1) {
919 11cc08c1 2020-07-23 stsp err = got_error_from_errno("asprintf");
920 11cc08c1 2020-07-23 stsp goto done;
921 11cc08c1 2020-07-23 stsp }
922 11cc08c1 2020-07-23 stsp
923 11cc08c1 2020-07-23 stsp err = got_opentemp_named(&path, &f, "got-symlink-conflict");
924 11cc08c1 2020-07-23 stsp if (err)
925 11cc08c1 2020-07-23 stsp goto done;
926 11cc08c1 2020-07-23 stsp
927 11cc08c1 2020-07-23 stsp if (fprintf(f, "%s: Could not install symbolic link because of merge "
928 11cc08c1 2020-07-23 stsp "conflict.\nln(1) may be used to fix the situation. If this is "
929 11cc08c1 2020-07-23 stsp "intended to be a\nregular file instead then its expected "
930 11cc08c1 2020-07-23 stsp "contents may be filled in.\nThe following conflicting symlink "
931 11cc08c1 2020-07-23 stsp "target paths were found:\n"
932 11cc08c1 2020-07-23 stsp "%s %s\n%s\n%s%s%s%s%s\n%s\n%s\n", getprogname(),
933 993e2a1b 2020-07-23 stsp GOT_DIFF_CONFLICT_MARKER_BEGIN, label_deriv,
934 993e2a1b 2020-07-23 stsp deriv_target ? deriv_target : "(symlink was deleted)",
935 11cc08c1 2020-07-23 stsp orig_target ? label_orig : "",
936 11cc08c1 2020-07-23 stsp orig_target ? "\n" : "",
937 11cc08c1 2020-07-23 stsp orig_target ? orig_target : "",
938 11cc08c1 2020-07-23 stsp orig_target ? "\n" : "",
939 11cc08c1 2020-07-23 stsp GOT_DIFF_CONFLICT_MARKER_SEP,
940 11cc08c1 2020-07-23 stsp local_target, GOT_DIFF_CONFLICT_MARKER_END) < 0) {
941 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("fprintf", path);
942 11cc08c1 2020-07-23 stsp goto done;
943 11cc08c1 2020-07-23 stsp }
944 11cc08c1 2020-07-23 stsp
945 11cc08c1 2020-07-23 stsp if (unlink(ondisk_path) == -1) {
946 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("unlink", ondisk_path);
947 11cc08c1 2020-07-23 stsp goto done;
948 11cc08c1 2020-07-23 stsp }
949 11cc08c1 2020-07-23 stsp if (rename(path, ondisk_path) == -1) {
950 11cc08c1 2020-07-23 stsp err = got_error_from_errno3("rename", path, ondisk_path);
951 11cc08c1 2020-07-23 stsp goto done;
952 11cc08c1 2020-07-23 stsp }
953 11cc08c1 2020-07-23 stsp if (chmod(ondisk_path, GOT_DEFAULT_FILE_MODE) == -1) {
954 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("chmod", ondisk_path);
955 11cc08c1 2020-07-23 stsp goto done;
956 11cc08c1 2020-07-23 stsp }
957 11cc08c1 2020-07-23 stsp done:
958 11cc08c1 2020-07-23 stsp if (f != NULL && fclose(f) == EOF && err == NULL)
959 11cc08c1 2020-07-23 stsp err = got_error_from_errno2("fclose", path);
960 11cc08c1 2020-07-23 stsp free(path);
961 11cc08c1 2020-07-23 stsp free(id_str);
962 11cc08c1 2020-07-23 stsp free(label_deriv);
963 11cc08c1 2020-07-23 stsp return err;
964 11cc08c1 2020-07-23 stsp }
965 d219f183 2020-07-23 stsp
966 d219f183 2020-07-23 stsp /* forward declaration */
967 d219f183 2020-07-23 stsp static const struct got_error *
968 d219f183 2020-07-23 stsp merge_blob(int *, struct got_worktree *, struct got_blob_object *,
969 d219f183 2020-07-23 stsp const char *, const char *, uint16_t, const char *,
970 d219f183 2020-07-23 stsp struct got_blob_object *, struct got_object_id *,
971 d219f183 2020-07-23 stsp struct got_repository *, got_worktree_checkout_cb, void *);
972 11cc08c1 2020-07-23 stsp
973 11cc08c1 2020-07-23 stsp /*
974 af57b12a 2020-07-23 stsp * Merge a symlink into the work tree, where blob_orig acts as the common
975 af57b12a 2020-07-23 stsp * ancestor, blob_deriv acts as the first derived version, and the symlink
976 af57b12a 2020-07-23 stsp * on disk acts as the second derived version.
977 af57b12a 2020-07-23 stsp * Assume that contents of both blobs represent symlinks.
978 af57b12a 2020-07-23 stsp */
979 af57b12a 2020-07-23 stsp static const struct got_error *
980 af57b12a 2020-07-23 stsp merge_symlink(struct got_worktree *worktree,
981 af57b12a 2020-07-23 stsp struct got_blob_object *blob_orig, const char *ondisk_path,
982 af57b12a 2020-07-23 stsp const char *path, uint16_t st_mode, const char *label_orig,
983 af57b12a 2020-07-23 stsp struct got_blob_object *blob_deriv,
984 af57b12a 2020-07-23 stsp struct got_object_id *deriv_base_commit_id, struct got_repository *repo,
985 af57b12a 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
986 af57b12a 2020-07-23 stsp {
987 af57b12a 2020-07-23 stsp const struct got_error *err = NULL;
988 af57b12a 2020-07-23 stsp char *ancestor_target = NULL, *deriv_target = NULL;
989 af57b12a 2020-07-23 stsp struct stat sb;
990 11cc08c1 2020-07-23 stsp ssize_t ondisk_len, deriv_len;
991 af57b12a 2020-07-23 stsp char ondisk_target[PATH_MAX];
992 11cc08c1 2020-07-23 stsp int have_local_change = 0;
993 11cc08c1 2020-07-23 stsp int have_incoming_change = 0;
994 af57b12a 2020-07-23 stsp
995 af57b12a 2020-07-23 stsp if (lstat(ondisk_path, &sb) == -1)
996 af57b12a 2020-07-23 stsp return got_error_from_errno2("lstat", ondisk_path);
997 af57b12a 2020-07-23 stsp
998 af57b12a 2020-07-23 stsp if (!S_ISLNK(sb.st_mode)) {
999 d219f183 2020-07-23 stsp /*
1000 d219f183 2020-07-23 stsp * If there is a regular file on disk, merge the symlink
1001 d219f183 2020-07-23 stsp * target path into this file, which will usually cause
1002 d219f183 2020-07-23 stsp * a merge conflict.
1003 d219f183 2020-07-23 stsp */
1004 d219f183 2020-07-23 stsp if (S_ISREG(sb.st_mode)) {
1005 d219f183 2020-07-23 stsp int local_changes_subsumed;
1006 d219f183 2020-07-23 stsp return merge_blob(&local_changes_subsumed, worktree,
1007 d219f183 2020-07-23 stsp NULL, ondisk_path, path, sb.st_mode, label_orig,
1008 d219f183 2020-07-23 stsp blob_deriv, deriv_base_commit_id,
1009 d219f183 2020-07-23 stsp repo, progress_cb, progress_arg);
1010 d219f183 2020-07-23 stsp }
1011 d219f183 2020-07-23 stsp
1012 af57b12a 2020-07-23 stsp /* TODO symlink is obstructed; do something */
1013 af57b12a 2020-07-23 stsp return got_error_path(ondisk_path, GOT_ERR_FILE_OBSTRUCTED);
1014 af57b12a 2020-07-23 stsp }
1015 af57b12a 2020-07-23 stsp
1016 af57b12a 2020-07-23 stsp ondisk_len = readlink(ondisk_path, ondisk_target,
1017 af57b12a 2020-07-23 stsp sizeof(ondisk_target));
1018 af57b12a 2020-07-23 stsp if (ondisk_len == -1) {
1019 af57b12a 2020-07-23 stsp err = got_error_from_errno2("readlink",
1020 af57b12a 2020-07-23 stsp ondisk_path);
1021 af57b12a 2020-07-23 stsp goto done;
1022 af57b12a 2020-07-23 stsp }
1023 56d815a9 2020-07-23 stsp ondisk_target[ondisk_len] = '\0';
1024 af57b12a 2020-07-23 stsp
1025 526a746f 2020-07-23 stsp if (blob_orig) {
1026 526a746f 2020-07-23 stsp err = got_object_blob_read_to_str(&ancestor_target, blob_orig);
1027 526a746f 2020-07-23 stsp if (err)
1028 526a746f 2020-07-23 stsp goto done;
1029 526a746f 2020-07-23 stsp }
1030 af57b12a 2020-07-23 stsp
1031 af57b12a 2020-07-23 stsp err = got_object_blob_read_to_str(&deriv_target, blob_deriv);
1032 af57b12a 2020-07-23 stsp if (err)
1033 af57b12a 2020-07-23 stsp goto done;
1034 af57b12a 2020-07-23 stsp
1035 11cc08c1 2020-07-23 stsp if (ancestor_target == NULL ||
1036 11cc08c1 2020-07-23 stsp (ondisk_len != strlen(ancestor_target) ||
1037 11cc08c1 2020-07-23 stsp memcmp(ondisk_target, ancestor_target, ondisk_len) != 0))
1038 11cc08c1 2020-07-23 stsp have_local_change = 1;
1039 11cc08c1 2020-07-23 stsp
1040 11cc08c1 2020-07-23 stsp deriv_len = strlen(deriv_target);
1041 11cc08c1 2020-07-23 stsp if (ancestor_target == NULL ||
1042 11cc08c1 2020-07-23 stsp (deriv_len != strlen(ancestor_target) ||
1043 11cc08c1 2020-07-23 stsp memcmp(deriv_target, ancestor_target, deriv_len) != 0))
1044 11cc08c1 2020-07-23 stsp have_incoming_change = 1;
1045 11cc08c1 2020-07-23 stsp
1046 11cc08c1 2020-07-23 stsp if (!have_local_change && !have_incoming_change) {
1047 11cc08c1 2020-07-23 stsp if (ancestor_target) {
1048 11cc08c1 2020-07-23 stsp /* Both sides made the same change. */
1049 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE,
1050 11cc08c1 2020-07-23 stsp path);
1051 11cc08c1 2020-07-23 stsp } else if (deriv_len == ondisk_len &&
1052 11cc08c1 2020-07-23 stsp memcmp(ondisk_target, deriv_target, deriv_len) == 0) {
1053 11cc08c1 2020-07-23 stsp /* Both sides added the same symlink. */
1054 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE,
1055 11cc08c1 2020-07-23 stsp path);
1056 11cc08c1 2020-07-23 stsp } else {
1057 11cc08c1 2020-07-23 stsp /* Both sides added symlinks which don't match. */
1058 11cc08c1 2020-07-23 stsp err = install_symlink_conflict(deriv_target,
1059 11cc08c1 2020-07-23 stsp deriv_base_commit_id, ancestor_target,
1060 11cc08c1 2020-07-23 stsp label_orig, ondisk_target, ondisk_path);
1061 11cc08c1 2020-07-23 stsp if (err)
1062 11cc08c1 2020-07-23 stsp goto done;
1063 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CONFLICT,
1064 11cc08c1 2020-07-23 stsp path);
1065 11cc08c1 2020-07-23 stsp }
1066 11cc08c1 2020-07-23 stsp } else if (!have_local_change && have_incoming_change) {
1067 af57b12a 2020-07-23 stsp /* Apply the incoming change. */
1068 af57b12a 2020-07-23 stsp err = update_symlink(ondisk_path, deriv_target,
1069 af57b12a 2020-07-23 stsp strlen(deriv_target));
1070 af57b12a 2020-07-23 stsp if (err)
1071 af57b12a 2020-07-23 stsp goto done;
1072 af57b12a 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE, path);
1073 11cc08c1 2020-07-23 stsp } else if (have_local_change && have_incoming_change) {
1074 11cc08c1 2020-07-23 stsp err = install_symlink_conflict(deriv_target,
1075 11cc08c1 2020-07-23 stsp deriv_base_commit_id, ancestor_target, label_orig,
1076 11cc08c1 2020-07-23 stsp ondisk_target, ondisk_path);
1077 11cc08c1 2020-07-23 stsp if (err)
1078 11cc08c1 2020-07-23 stsp goto done;
1079 11cc08c1 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CONFLICT,
1080 11cc08c1 2020-07-23 stsp path);
1081 6353ad76 2019-02-08 stsp }
1082 11cc08c1 2020-07-23 stsp
1083 af57b12a 2020-07-23 stsp done:
1084 af57b12a 2020-07-23 stsp free(ancestor_target);
1085 af57b12a 2020-07-23 stsp free(deriv_target);
1086 14c901f1 2019-08-08 stsp return err;
1087 14c901f1 2019-08-08 stsp }
1088 14c901f1 2019-08-08 stsp
1089 14c901f1 2019-08-08 stsp /*
1090 14c901f1 2019-08-08 stsp * Perform a 3-way merge where blob_orig acts as the common ancestor,
1091 14c901f1 2019-08-08 stsp * blob_deriv acts as the first derived version, and the file on disk
1092 14c901f1 2019-08-08 stsp * acts as the second derived version.
1093 14c901f1 2019-08-08 stsp */
1094 14c901f1 2019-08-08 stsp static const struct got_error *
1095 14c901f1 2019-08-08 stsp merge_blob(int *local_changes_subsumed, struct got_worktree *worktree,
1096 14c901f1 2019-08-08 stsp struct got_blob_object *blob_orig, const char *ondisk_path,
1097 f69721c3 2019-10-21 stsp const char *path, uint16_t st_mode, const char *label_orig,
1098 f69721c3 2019-10-21 stsp struct got_blob_object *blob_deriv,
1099 f69721c3 2019-10-21 stsp struct got_object_id *deriv_base_commit_id, struct got_repository *repo,
1100 f69721c3 2019-10-21 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
1101 14c901f1 2019-08-08 stsp {
1102 14c901f1 2019-08-08 stsp const struct got_error *err = NULL;
1103 14c901f1 2019-08-08 stsp FILE *f_deriv = NULL;
1104 14c901f1 2019-08-08 stsp char *blob_deriv_path = NULL, *base_path = NULL, *id_str = NULL;
1105 14c901f1 2019-08-08 stsp char *label_deriv = NULL, *parent;
1106 14c901f1 2019-08-08 stsp
1107 14c901f1 2019-08-08 stsp *local_changes_subsumed = 0;
1108 14c901f1 2019-08-08 stsp
1109 14c901f1 2019-08-08 stsp parent = dirname(ondisk_path);
1110 14c901f1 2019-08-08 stsp if (parent == NULL)
1111 14c901f1 2019-08-08 stsp return got_error_from_errno2("dirname", ondisk_path);
1112 14c901f1 2019-08-08 stsp
1113 14c901f1 2019-08-08 stsp free(base_path);
1114 14c901f1 2019-08-08 stsp if (asprintf(&base_path, "%s/got-merge-blob-deriv", parent) == -1) {
1115 14c901f1 2019-08-08 stsp err = got_error_from_errno("asprintf");
1116 14c901f1 2019-08-08 stsp base_path = NULL;
1117 14c901f1 2019-08-08 stsp goto done;
1118 14c901f1 2019-08-08 stsp }
1119 14c901f1 2019-08-08 stsp
1120 14c901f1 2019-08-08 stsp err = got_opentemp_named(&blob_deriv_path, &f_deriv, base_path);
1121 14c901f1 2019-08-08 stsp if (err)
1122 14c901f1 2019-08-08 stsp goto done;
1123 14c901f1 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f_deriv,
1124 14c901f1 2019-08-08 stsp blob_deriv);
1125 14c901f1 2019-08-08 stsp if (err)
1126 14c901f1 2019-08-08 stsp goto done;
1127 14c901f1 2019-08-08 stsp
1128 14c901f1 2019-08-08 stsp err = got_object_id_str(&id_str, deriv_base_commit_id);
1129 14c901f1 2019-08-08 stsp if (err)
1130 14c901f1 2019-08-08 stsp goto done;
1131 f69721c3 2019-10-21 stsp if (asprintf(&label_deriv, "%s: commit %s",
1132 f69721c3 2019-10-21 stsp GOT_MERGE_LABEL_MERGED, id_str) == -1) {
1133 14c901f1 2019-08-08 stsp err = got_error_from_errno("asprintf");
1134 14c901f1 2019-08-08 stsp goto done;
1135 14c901f1 2019-08-08 stsp }
1136 14c901f1 2019-08-08 stsp
1137 14c901f1 2019-08-08 stsp err = merge_file(local_changes_subsumed, worktree, blob_orig,
1138 f69721c3 2019-10-21 stsp ondisk_path, path, st_mode, blob_deriv_path, label_orig,
1139 f69721c3 2019-10-21 stsp label_deriv, repo, progress_cb, progress_arg);
1140 14c901f1 2019-08-08 stsp done:
1141 14c901f1 2019-08-08 stsp if (f_deriv && fclose(f_deriv) != 0 && err == NULL)
1142 14c901f1 2019-08-08 stsp err = got_error_from_errno("fclose");
1143 14c901f1 2019-08-08 stsp free(base_path);
1144 14c901f1 2019-08-08 stsp if (blob_deriv_path) {
1145 14c901f1 2019-08-08 stsp unlink(blob_deriv_path);
1146 14c901f1 2019-08-08 stsp free(blob_deriv_path);
1147 14c901f1 2019-08-08 stsp }
1148 6353ad76 2019-02-08 stsp free(id_str);
1149 818c7501 2019-07-11 stsp free(label_deriv);
1150 4a1ddfc2 2019-01-12 stsp return err;
1151 4a1ddfc2 2019-01-12 stsp }
1152 4a1ddfc2 2019-01-12 stsp
1153 4a1ddfc2 2019-01-12 stsp static const struct got_error *
1154 65b05cec 2020-07-23 stsp create_fileindex_entry(struct got_fileindex_entry **new_iep,
1155 65b05cec 2020-07-23 stsp struct got_fileindex *fileindex, struct got_object_id *base_commit_id,
1156 65b05cec 2020-07-23 stsp const char *ondisk_path, const char *path, struct got_object_id *blob_id)
1157 13d9040b 2019-03-27 stsp {
1158 13d9040b 2019-03-27 stsp const struct got_error *err = NULL;
1159 054041d0 2020-06-24 stsp struct got_fileindex_entry *new_ie;
1160 13d9040b 2019-03-27 stsp
1161 65b05cec 2020-07-23 stsp *new_iep = NULL;
1162 65b05cec 2020-07-23 stsp
1163 054041d0 2020-06-24 stsp err = got_fileindex_entry_alloc(&new_ie, path);
1164 054041d0 2020-06-24 stsp if (err)
1165 054041d0 2020-06-24 stsp return err;
1166 054041d0 2020-06-24 stsp
1167 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(new_ie, ondisk_path,
1168 054041d0 2020-06-24 stsp blob_id->sha1, base_commit_id->sha1, 1);
1169 054041d0 2020-06-24 stsp if (err)
1170 054041d0 2020-06-24 stsp goto done;
1171 054041d0 2020-06-24 stsp
1172 054041d0 2020-06-24 stsp err = got_fileindex_entry_add(fileindex, new_ie);
1173 054041d0 2020-06-24 stsp done:
1174 054041d0 2020-06-24 stsp if (err)
1175 054041d0 2020-06-24 stsp got_fileindex_entry_free(new_ie);
1176 65b05cec 2020-07-23 stsp else
1177 65b05cec 2020-07-23 stsp *new_iep = new_ie;
1178 13d9040b 2019-03-27 stsp return err;
1179 1ebedb77 2019-10-19 stsp }
1180 1ebedb77 2019-10-19 stsp
1181 1ebedb77 2019-10-19 stsp static mode_t
1182 1ebedb77 2019-10-19 stsp get_ondisk_perms(int executable, mode_t st_mode)
1183 1ebedb77 2019-10-19 stsp {
1184 1ebedb77 2019-10-19 stsp mode_t xbits = S_IXUSR;
1185 1ebedb77 2019-10-19 stsp
1186 1ebedb77 2019-10-19 stsp if (executable) {
1187 1ebedb77 2019-10-19 stsp /* Map read bits to execute bits. */
1188 1ebedb77 2019-10-19 stsp if (st_mode & S_IRGRP)
1189 1ebedb77 2019-10-19 stsp xbits |= S_IXGRP;
1190 1ebedb77 2019-10-19 stsp if (st_mode & S_IROTH)
1191 1ebedb77 2019-10-19 stsp xbits |= S_IXOTH;
1192 1ebedb77 2019-10-19 stsp return st_mode | xbits;
1193 1ebedb77 2019-10-19 stsp }
1194 1ebedb77 2019-10-19 stsp
1195 1ebedb77 2019-10-19 stsp return (st_mode & ~(S_IXUSR | S_IXGRP | S_IXOTH));
1196 13d9040b 2019-03-27 stsp }
1197 13d9040b 2019-03-27 stsp
1198 8ba819a3 2020-07-23 stsp /* forward declaration */
1199 13d9040b 2019-03-27 stsp static const struct got_error *
1200 13d9040b 2019-03-27 stsp install_blob(struct got_worktree *worktree, const char *ondisk_path,
1201 bb51a5b4 2020-01-13 stsp const char *path, mode_t te_mode, mode_t st_mode,
1202 4b55f459 2019-09-08 stsp struct got_blob_object *blob, int restoring_missing_file,
1203 bd6aa359 2020-07-23 stsp int reverting_versioned_file, int installing_bad_symlink,
1204 3b9f0f87 2020-07-23 stsp int path_is_unversioned, struct got_repository *repo,
1205 8ba819a3 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg);
1206 8ba819a3 2020-07-23 stsp
1207 5a1fbc73 2020-07-23 stsp /*
1208 5a1fbc73 2020-07-23 stsp * This function assumes that the provided symlink target points at a
1209 5a1fbc73 2020-07-23 stsp * safe location in the work tree!
1210 5a1fbc73 2020-07-23 stsp */
1211 8ba819a3 2020-07-23 stsp static const struct got_error *
1212 5a1fbc73 2020-07-23 stsp replace_existing_symlink(const char *ondisk_path, const char *target_path,
1213 5a1fbc73 2020-07-23 stsp size_t target_len)
1214 5a1fbc73 2020-07-23 stsp {
1215 5a1fbc73 2020-07-23 stsp const struct got_error *err = NULL;
1216 5a1fbc73 2020-07-23 stsp ssize_t elen;
1217 5a1fbc73 2020-07-23 stsp char etarget[PATH_MAX];
1218 5a1fbc73 2020-07-23 stsp int fd;
1219 5a1fbc73 2020-07-23 stsp
1220 5a1fbc73 2020-07-23 stsp /*
1221 5a1fbc73 2020-07-23 stsp * "Bad" symlinks (those pointing outside the work tree or into the
1222 5a1fbc73 2020-07-23 stsp * .got directory) are installed in the work tree as a regular file
1223 5a1fbc73 2020-07-23 stsp * which contains the bad symlink target path.
1224 5a1fbc73 2020-07-23 stsp * The new symlink target has already been checked for safety by our
1225 5a1fbc73 2020-07-23 stsp * caller. If we can successfully open a regular file then we simply
1226 5a1fbc73 2020-07-23 stsp * replace this file with a symlink below.
1227 5a1fbc73 2020-07-23 stsp */
1228 5a1fbc73 2020-07-23 stsp fd = open(ondisk_path, O_RDWR | O_EXCL | O_NOFOLLOW);
1229 5a1fbc73 2020-07-23 stsp if (fd == -1) {
1230 5a1fbc73 2020-07-23 stsp if (errno != ELOOP)
1231 5a1fbc73 2020-07-23 stsp return got_error_from_errno2("open", ondisk_path);
1232 5a1fbc73 2020-07-23 stsp
1233 5a1fbc73 2020-07-23 stsp /* We are updating an existing on-disk symlink. */
1234 5a1fbc73 2020-07-23 stsp elen = readlink(ondisk_path, etarget, sizeof(etarget));
1235 5a1fbc73 2020-07-23 stsp if (elen == -1)
1236 5a1fbc73 2020-07-23 stsp return got_error_from_errno2("readlink", ondisk_path);
1237 5a1fbc73 2020-07-23 stsp
1238 5a1fbc73 2020-07-23 stsp if (elen == target_len &&
1239 5a1fbc73 2020-07-23 stsp memcmp(etarget, target_path, target_len) == 0)
1240 5a1fbc73 2020-07-23 stsp return NULL; /* nothing to do */
1241 5a1fbc73 2020-07-23 stsp }
1242 5a1fbc73 2020-07-23 stsp
1243 5a1fbc73 2020-07-23 stsp err = update_symlink(ondisk_path, target_path, target_len);
1244 5a1fbc73 2020-07-23 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
1245 5a1fbc73 2020-07-23 stsp err = got_error_from_errno2("close", ondisk_path);
1246 5a1fbc73 2020-07-23 stsp return err;
1247 5a1fbc73 2020-07-23 stsp }
1248 5a1fbc73 2020-07-23 stsp
1249 5a1fbc73 2020-07-23 stsp static const struct got_error *
1250 2e1fa222 2020-07-23 stsp install_symlink(int *is_bad_symlink, struct got_worktree *worktree,
1251 2e1fa222 2020-07-23 stsp const char *ondisk_path, const char *path, struct got_blob_object *blob,
1252 2e1fa222 2020-07-23 stsp int restoring_missing_file, int reverting_versioned_file,
1253 c90c8ce3 2020-07-23 stsp int path_is_unversioned, struct got_repository *repo,
1254 4b55f459 2019-09-08 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
1255 9d31a1d8 2018-03-11 stsp {
1256 9d31a1d8 2018-03-11 stsp const struct got_error *err = NULL;
1257 8ba819a3 2020-07-23 stsp char target_path[PATH_MAX];
1258 8ba819a3 2020-07-23 stsp size_t len, target_len = 0;
1259 8ba819a3 2020-07-23 stsp char *resolved_path = NULL, *abspath = NULL;
1260 906c123b 2020-07-23 stsp char *path_got = NULL;
1261 8ba819a3 2020-07-23 stsp const uint8_t *buf = got_object_blob_get_read_buf(blob);
1262 8ba819a3 2020-07-23 stsp size_t hdrlen = got_object_blob_get_hdrlen(blob);
1263 8ba819a3 2020-07-23 stsp
1264 2e1fa222 2020-07-23 stsp *is_bad_symlink = 0;
1265 2e1fa222 2020-07-23 stsp
1266 8ba819a3 2020-07-23 stsp /*
1267 8ba819a3 2020-07-23 stsp * Blob object content specifies the target path of the link.
1268 8ba819a3 2020-07-23 stsp * If a symbolic link cannot be installed we instead create
1269 8ba819a3 2020-07-23 stsp * a regular file which contains the link target path stored
1270 8ba819a3 2020-07-23 stsp * in the blob object.
1271 8ba819a3 2020-07-23 stsp */
1272 8ba819a3 2020-07-23 stsp do {
1273 8ba819a3 2020-07-23 stsp err = got_object_blob_read_block(&len, blob);
1274 8ba819a3 2020-07-23 stsp if (len + target_len >= sizeof(target_path)) {
1275 8ba819a3 2020-07-23 stsp /* Path too long; install as a regular file. */
1276 2e1fa222 2020-07-23 stsp *is_bad_symlink = 1;
1277 8ba819a3 2020-07-23 stsp got_object_blob_rewind(blob);
1278 8ba819a3 2020-07-23 stsp return install_blob(worktree, ondisk_path, path,
1279 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1280 8ba819a3 2020-07-23 stsp restoring_missing_file, reverting_versioned_file,
1281 3b9f0f87 2020-07-23 stsp 1, path_is_unversioned, repo, progress_cb,
1282 3b9f0f87 2020-07-23 stsp progress_arg);
1283 8ba819a3 2020-07-23 stsp }
1284 8ba819a3 2020-07-23 stsp if (len > 0) {
1285 8ba819a3 2020-07-23 stsp /* Skip blob object header first time around. */
1286 8ba819a3 2020-07-23 stsp memcpy(target_path + target_len, buf + hdrlen,
1287 8ba819a3 2020-07-23 stsp len - hdrlen);
1288 8ba819a3 2020-07-23 stsp target_len += len - hdrlen;
1289 8ba819a3 2020-07-23 stsp hdrlen = 0;
1290 8ba819a3 2020-07-23 stsp }
1291 8ba819a3 2020-07-23 stsp } while (len != 0);
1292 8ba819a3 2020-07-23 stsp target_path[target_len] = '\0';
1293 8ba819a3 2020-07-23 stsp
1294 8ba819a3 2020-07-23 stsp /*
1295 8ba819a3 2020-07-23 stsp * Relative symlink target lookup should begin at the directory
1296 8ba819a3 2020-07-23 stsp * in which the blob object is being installed.
1297 8ba819a3 2020-07-23 stsp */
1298 8ba819a3 2020-07-23 stsp if (!got_path_is_absolute(target_path)) {
1299 8ba819a3 2020-07-23 stsp char *parent = dirname(ondisk_path);
1300 ef68ca6f 2020-07-23 stsp if (parent == NULL) {
1301 ef68ca6f 2020-07-23 stsp err = got_error_from_errno2("dirname", ondisk_path);
1302 ef68ca6f 2020-07-23 stsp goto done;
1303 ef68ca6f 2020-07-23 stsp }
1304 8ba819a3 2020-07-23 stsp if (asprintf(&abspath, "%s/%s", parent, target_path) == -1) {
1305 8ba819a3 2020-07-23 stsp err = got_error_from_errno("asprintf");
1306 8ba819a3 2020-07-23 stsp goto done;
1307 8ba819a3 2020-07-23 stsp }
1308 8ba819a3 2020-07-23 stsp }
1309 8ba819a3 2020-07-23 stsp
1310 8ba819a3 2020-07-23 stsp /*
1311 8ba819a3 2020-07-23 stsp * unveil(2) restricts our view of paths in the filesystem.
1312 8ba819a3 2020-07-23 stsp * ENOENT will occur if a link target path does not exist or
1313 8ba819a3 2020-07-23 stsp * if it points outside our unveiled path space.
1314 8ba819a3 2020-07-23 stsp */
1315 8ba819a3 2020-07-23 stsp resolved_path = realpath(abspath ? abspath : target_path, NULL);
1316 8ba819a3 2020-07-23 stsp if (resolved_path == NULL) {
1317 b15bc87b 2020-07-23 stsp if (errno != ENOENT) {
1318 b15bc87b 2020-07-23 stsp err = got_error_from_errno2("realpath", target_path);
1319 b15bc87b 2020-07-23 stsp goto done;
1320 b15bc87b 2020-07-23 stsp }
1321 8ba819a3 2020-07-23 stsp }
1322 8ba819a3 2020-07-23 stsp
1323 8ba819a3 2020-07-23 stsp /* Only allow symlinks pointing at paths within the work tree. */
1324 0ab20ee9 2020-07-23 stsp if (!got_path_is_child(resolved_path ? resolved_path : (abspath ?
1325 0ab20ee9 2020-07-23 stsp abspath : target_path), worktree->root_path,
1326 0ab20ee9 2020-07-23 stsp strlen(worktree->root_path))) {
1327 8ba819a3 2020-07-23 stsp /* install as a regular file */
1328 2e1fa222 2020-07-23 stsp *is_bad_symlink = 1;
1329 8ba819a3 2020-07-23 stsp got_object_blob_rewind(blob);
1330 8ba819a3 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1331 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1332 bd6aa359 2020-07-23 stsp restoring_missing_file, reverting_versioned_file, 1,
1333 3b9f0f87 2020-07-23 stsp path_is_unversioned, repo, progress_cb, progress_arg);
1334 8ba819a3 2020-07-23 stsp goto done;
1335 8ba819a3 2020-07-23 stsp }
1336 8ba819a3 2020-07-23 stsp
1337 906c123b 2020-07-23 stsp /* Do not allow symlinks pointing into the .got directory. */
1338 906c123b 2020-07-23 stsp if (asprintf(&path_got, "%s/%s", worktree->root_path,
1339 906c123b 2020-07-23 stsp GOT_WORKTREE_GOT_DIR) == -1) {
1340 906c123b 2020-07-23 stsp err = got_error_from_errno("asprintf");
1341 906c123b 2020-07-23 stsp goto done;
1342 906c123b 2020-07-23 stsp }
1343 906c123b 2020-07-23 stsp if (got_path_is_child(resolved_path ? resolved_path : (abspath ?
1344 906c123b 2020-07-23 stsp abspath : target_path), path_got, strlen(path_got))) {
1345 906c123b 2020-07-23 stsp /* install as a regular file */
1346 2e1fa222 2020-07-23 stsp *is_bad_symlink = 1;
1347 906c123b 2020-07-23 stsp got_object_blob_rewind(blob);
1348 906c123b 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1349 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1350 bd6aa359 2020-07-23 stsp restoring_missing_file, reverting_versioned_file, 1,
1351 3b9f0f87 2020-07-23 stsp path_is_unversioned, repo, progress_cb, progress_arg);
1352 906c123b 2020-07-23 stsp goto done;
1353 906c123b 2020-07-23 stsp }
1354 906c123b 2020-07-23 stsp
1355 8ba819a3 2020-07-23 stsp if (symlink(target_path, ondisk_path) == -1) {
1356 8ba819a3 2020-07-23 stsp if (errno == EEXIST) {
1357 c90c8ce3 2020-07-23 stsp if (path_is_unversioned) {
1358 c90c8ce3 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1359 c90c8ce3 2020-07-23 stsp GOT_STATUS_UNVERSIONED, path);
1360 c90c8ce3 2020-07-23 stsp goto done;
1361 c90c8ce3 2020-07-23 stsp }
1362 5a1fbc73 2020-07-23 stsp err = replace_existing_symlink(ondisk_path,
1363 5a1fbc73 2020-07-23 stsp target_path, target_len);
1364 5a1fbc73 2020-07-23 stsp if (err)
1365 f35fa46a 2020-07-23 stsp goto done;
1366 5a1fbc73 2020-07-23 stsp if (progress_cb) {
1367 5a1fbc73 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1368 6e1eade5 2020-07-23 stsp reverting_versioned_file ?
1369 6e1eade5 2020-07-23 stsp GOT_STATUS_REVERT : GOT_STATUS_UPDATE,
1370 6e1eade5 2020-07-23 stsp path);
1371 f35fa46a 2020-07-23 stsp }
1372 5a1fbc73 2020-07-23 stsp goto done; /* Nothing else to do. */
1373 f35fa46a 2020-07-23 stsp }
1374 f35fa46a 2020-07-23 stsp
1375 f35fa46a 2020-07-23 stsp if (errno == ENOENT) {
1376 f35fa46a 2020-07-23 stsp char *parent = dirname(ondisk_path);
1377 f35fa46a 2020-07-23 stsp if (parent == NULL) {
1378 f35fa46a 2020-07-23 stsp err = got_error_from_errno2("dirname",
1379 f35fa46a 2020-07-23 stsp ondisk_path);
1380 f35fa46a 2020-07-23 stsp goto done;
1381 f35fa46a 2020-07-23 stsp }
1382 f35fa46a 2020-07-23 stsp err = add_dir_on_disk(worktree, parent);
1383 f35fa46a 2020-07-23 stsp if (err)
1384 f35fa46a 2020-07-23 stsp goto done;
1385 f35fa46a 2020-07-23 stsp /*
1386 f35fa46a 2020-07-23 stsp * Retry, and fall through to error handling
1387 f35fa46a 2020-07-23 stsp * below if this second attempt fails.
1388 f35fa46a 2020-07-23 stsp */
1389 f35fa46a 2020-07-23 stsp if (symlink(target_path, ondisk_path) != -1) {
1390 f35fa46a 2020-07-23 stsp err = NULL; /* success */
1391 f35fa46a 2020-07-23 stsp goto done;
1392 f35fa46a 2020-07-23 stsp }
1393 f35fa46a 2020-07-23 stsp }
1394 f35fa46a 2020-07-23 stsp
1395 f35fa46a 2020-07-23 stsp /* Handle errors from first or second creation attempt. */
1396 f35fa46a 2020-07-23 stsp if (errno == ENAMETOOLONG) {
1397 8ba819a3 2020-07-23 stsp /* bad target path; install as a regular file */
1398 2e1fa222 2020-07-23 stsp *is_bad_symlink = 1;
1399 8ba819a3 2020-07-23 stsp got_object_blob_rewind(blob);
1400 8ba819a3 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1401 b88d214a 2020-07-23 stsp GOT_DEFAULT_FILE_MODE, GOT_DEFAULT_FILE_MODE, blob,
1402 bd6aa359 2020-07-23 stsp restoring_missing_file, reverting_versioned_file, 1,
1403 3b9f0f87 2020-07-23 stsp path_is_unversioned, repo,
1404 3b9f0f87 2020-07-23 stsp progress_cb, progress_arg);
1405 8ba819a3 2020-07-23 stsp } else if (errno == ENOTDIR) {
1406 8ba819a3 2020-07-23 stsp err = got_error_path(ondisk_path,
1407 8ba819a3 2020-07-23 stsp GOT_ERR_FILE_OBSTRUCTED);
1408 8ba819a3 2020-07-23 stsp } else {
1409 8ba819a3 2020-07-23 stsp err = got_error_from_errno3("symlink",
1410 8ba819a3 2020-07-23 stsp target_path, ondisk_path);
1411 8ba819a3 2020-07-23 stsp }
1412 bd6aa359 2020-07-23 stsp } else if (progress_cb)
1413 6e1eade5 2020-07-23 stsp err = (*progress_cb)(progress_arg, reverting_versioned_file ?
1414 6e1eade5 2020-07-23 stsp GOT_STATUS_REVERT : GOT_STATUS_ADD, path);
1415 8ba819a3 2020-07-23 stsp done:
1416 8ba819a3 2020-07-23 stsp free(resolved_path);
1417 8ba819a3 2020-07-23 stsp free(abspath);
1418 906c123b 2020-07-23 stsp free(path_got);
1419 8ba819a3 2020-07-23 stsp return err;
1420 8ba819a3 2020-07-23 stsp }
1421 8ba819a3 2020-07-23 stsp
1422 8ba819a3 2020-07-23 stsp static const struct got_error *
1423 8ba819a3 2020-07-23 stsp install_blob(struct got_worktree *worktree, const char *ondisk_path,
1424 8ba819a3 2020-07-23 stsp const char *path, mode_t te_mode, mode_t st_mode,
1425 8ba819a3 2020-07-23 stsp struct got_blob_object *blob, int restoring_missing_file,
1426 bd6aa359 2020-07-23 stsp int reverting_versioned_file, int installing_bad_symlink,
1427 3b9f0f87 2020-07-23 stsp int path_is_unversioned, struct got_repository *repo,
1428 3b9f0f87 2020-07-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
1429 8ba819a3 2020-07-23 stsp {
1430 8ba819a3 2020-07-23 stsp const struct got_error *err = NULL;
1431 507dc3bb 2018-12-29 stsp int fd = -1;
1432 9d31a1d8 2018-03-11 stsp size_t len, hdrlen;
1433 507dc3bb 2018-12-29 stsp int update = 0;
1434 507dc3bb 2018-12-29 stsp char *tmppath = NULL;
1435 8ba819a3 2020-07-23 stsp
1436 c34b20a2 2018-03-12 stsp fd = open(ondisk_path, O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW,
1437 9d31a1d8 2018-03-11 stsp GOT_DEFAULT_FILE_MODE);
1438 9d31a1d8 2018-03-11 stsp if (fd == -1) {
1439 21908da4 2019-01-13 stsp if (errno == ENOENT) {
1440 21908da4 2019-01-13 stsp char *parent = dirname(path);
1441 21908da4 2019-01-13 stsp if (parent == NULL)
1442 638f9024 2019-05-13 stsp return got_error_from_errno2("dirname", path);
1443 21908da4 2019-01-13 stsp err = add_dir_on_disk(worktree, parent);
1444 21908da4 2019-01-13 stsp if (err)
1445 21908da4 2019-01-13 stsp return err;
1446 21908da4 2019-01-13 stsp fd = open(ondisk_path,
1447 21908da4 2019-01-13 stsp O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW,
1448 21908da4 2019-01-13 stsp GOT_DEFAULT_FILE_MODE);
1449 21908da4 2019-01-13 stsp if (fd == -1)
1450 638f9024 2019-05-13 stsp return got_error_from_errno2("open",
1451 230a42bd 2019-05-11 jcs ondisk_path);
1452 21908da4 2019-01-13 stsp } else if (errno == EEXIST) {
1453 3b9f0f87 2020-07-23 stsp if (path_is_unversioned) {
1454 3b9f0f87 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1455 3b9f0f87 2020-07-23 stsp GOT_STATUS_UNVERSIONED, path);
1456 3b9f0f87 2020-07-23 stsp goto done;
1457 3b9f0f87 2020-07-23 stsp }
1458 bd6aa359 2020-07-23 stsp if (!S_ISREG(st_mode) && !installing_bad_symlink) {
1459 9d31a1d8 2018-03-11 stsp /* TODO file is obstructed; do something */
1460 3665fce0 2020-07-13 stsp err = got_error_path(ondisk_path,
1461 3665fce0 2020-07-13 stsp GOT_ERR_FILE_OBSTRUCTED);
1462 507dc3bb 2018-12-29 stsp goto done;
1463 d70b8e30 2018-12-27 stsp } else {
1464 507dc3bb 2018-12-29 stsp err = got_opentemp_named_fd(&tmppath, &fd,
1465 507dc3bb 2018-12-29 stsp ondisk_path);
1466 507dc3bb 2018-12-29 stsp if (err)
1467 507dc3bb 2018-12-29 stsp goto done;
1468 507dc3bb 2018-12-29 stsp update = 1;
1469 9d31a1d8 2018-03-11 stsp }
1470 507dc3bb 2018-12-29 stsp } else
1471 638f9024 2019-05-13 stsp return got_error_from_errno2("open", ondisk_path);
1472 9d31a1d8 2018-03-11 stsp }
1473 9d31a1d8 2018-03-11 stsp
1474 bd6aa359 2020-07-23 stsp if (progress_cb) {
1475 bd6aa359 2020-07-23 stsp if (restoring_missing_file)
1476 bd6aa359 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MISSING,
1477 bd6aa359 2020-07-23 stsp path);
1478 bd6aa359 2020-07-23 stsp else if (reverting_versioned_file)
1479 bd6aa359 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_REVERT,
1480 bd6aa359 2020-07-23 stsp path);
1481 bd6aa359 2020-07-23 stsp else
1482 bd6aa359 2020-07-23 stsp err = (*progress_cb)(progress_arg,
1483 bd6aa359 2020-07-23 stsp update ? GOT_STATUS_UPDATE : GOT_STATUS_ADD, path);
1484 bd6aa359 2020-07-23 stsp if (err)
1485 bd6aa359 2020-07-23 stsp goto done;
1486 bd6aa359 2020-07-23 stsp }
1487 d7b62c98 2018-12-27 stsp
1488 9d31a1d8 2018-03-11 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1489 9d31a1d8 2018-03-11 stsp do {
1490 9d31a1d8 2018-03-11 stsp const uint8_t *buf = got_object_blob_get_read_buf(blob);
1491 9d31a1d8 2018-03-11 stsp err = got_object_blob_read_block(&len, blob);
1492 9d31a1d8 2018-03-11 stsp if (err)
1493 9d31a1d8 2018-03-11 stsp break;
1494 9d31a1d8 2018-03-11 stsp if (len > 0) {
1495 9d31a1d8 2018-03-11 stsp /* Skip blob object header first time around. */
1496 9d31a1d8 2018-03-11 stsp ssize_t outlen = write(fd, buf + hdrlen, len - hdrlen);
1497 9d31a1d8 2018-03-11 stsp if (outlen == -1) {
1498 638f9024 2019-05-13 stsp err = got_error_from_errno("write");
1499 b87c6f83 2018-12-24 stsp goto done;
1500 61d6eaa3 2018-12-24 stsp } else if (outlen != len - hdrlen) {
1501 9d31a1d8 2018-03-11 stsp err = got_error(GOT_ERR_IO);
1502 b87c6f83 2018-12-24 stsp goto done;
1503 9d31a1d8 2018-03-11 stsp }
1504 61d6eaa3 2018-12-24 stsp hdrlen = 0;
1505 9d31a1d8 2018-03-11 stsp }
1506 9d31a1d8 2018-03-11 stsp } while (len != 0);
1507 9d31a1d8 2018-03-11 stsp
1508 816dc654 2019-02-16 stsp if (fsync(fd) != 0) {
1509 638f9024 2019-05-13 stsp err = got_error_from_errno("fsync");
1510 816dc654 2019-02-16 stsp goto done;
1511 816dc654 2019-02-16 stsp }
1512 9d31a1d8 2018-03-11 stsp
1513 507dc3bb 2018-12-29 stsp if (update) {
1514 507dc3bb 2018-12-29 stsp if (rename(tmppath, ondisk_path) != 0) {
1515 638f9024 2019-05-13 stsp err = got_error_from_errno3("rename", tmppath,
1516 230a42bd 2019-05-11 jcs ondisk_path);
1517 2a57020b 2019-02-20 stsp unlink(tmppath);
1518 68ed9ba5 2019-02-10 stsp goto done;
1519 68ed9ba5 2019-02-10 stsp }
1520 68ed9ba5 2019-02-10 stsp }
1521 ba8a0d4d 2019-02-10 stsp
1522 1ebedb77 2019-10-19 stsp if (chmod(ondisk_path,
1523 1ebedb77 2019-10-19 stsp get_ondisk_perms(te_mode & S_IXUSR, st_mode)) == -1) {
1524 1ebedb77 2019-10-19 stsp err = got_error_from_errno2("chmod", ondisk_path);
1525 1ebedb77 2019-10-19 stsp goto done;
1526 507dc3bb 2018-12-29 stsp }
1527 507dc3bb 2018-12-29 stsp
1528 9d31a1d8 2018-03-11 stsp done:
1529 3a6ce05a 2019-02-11 stsp if (fd != -1 && close(fd) != 0 && err == NULL)
1530 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
1531 507dc3bb 2018-12-29 stsp free(tmppath);
1532 6353ad76 2019-02-08 stsp return err;
1533 6353ad76 2019-02-08 stsp }
1534 6353ad76 2019-02-08 stsp
1535 7154f6ce 2019-03-27 stsp /* Upgrade STATUS_MODIFY to STATUS_CONFLICT if a conflict marker is found. */
1536 6353ad76 2019-02-08 stsp static const struct got_error *
1537 7154f6ce 2019-03-27 stsp get_modified_file_content_status(unsigned char *status, FILE *f)
1538 7154f6ce 2019-03-27 stsp {
1539 7154f6ce 2019-03-27 stsp const struct got_error *err = NULL;
1540 7154f6ce 2019-03-27 stsp const char *markers[3] = {
1541 7154f6ce 2019-03-27 stsp GOT_DIFF_CONFLICT_MARKER_BEGIN,
1542 7154f6ce 2019-03-27 stsp GOT_DIFF_CONFLICT_MARKER_SEP,
1543 7154f6ce 2019-03-27 stsp GOT_DIFF_CONFLICT_MARKER_END
1544 7154f6ce 2019-03-27 stsp };
1545 7154f6ce 2019-03-27 stsp int i = 0;
1546 7154f6ce 2019-03-27 stsp char *line;
1547 7154f6ce 2019-03-27 stsp size_t len;
1548 7154f6ce 2019-03-27 stsp const char delim[3] = {'\0', '\0', '\0'};
1549 7154f6ce 2019-03-27 stsp
1550 7154f6ce 2019-03-27 stsp while (*status == GOT_STATUS_MODIFY) {
1551 7154f6ce 2019-03-27 stsp line = fparseln(f, &len, NULL, delim, 0);
1552 7154f6ce 2019-03-27 stsp if (line == NULL) {
1553 7154f6ce 2019-03-27 stsp if (feof(f))
1554 7154f6ce 2019-03-27 stsp break;
1555 7154f6ce 2019-03-27 stsp err = got_ferror(f, GOT_ERR_IO);
1556 7154f6ce 2019-03-27 stsp break;
1557 7154f6ce 2019-03-27 stsp }
1558 7154f6ce 2019-03-27 stsp
1559 7154f6ce 2019-03-27 stsp if (strncmp(line, markers[i], strlen(markers[i])) == 0) {
1560 19332e6d 2019-05-13 stsp if (strcmp(markers[i], GOT_DIFF_CONFLICT_MARKER_END)
1561 19332e6d 2019-05-13 stsp == 0)
1562 7154f6ce 2019-03-27 stsp *status = GOT_STATUS_CONFLICT;
1563 7154f6ce 2019-03-27 stsp else
1564 7154f6ce 2019-03-27 stsp i++;
1565 7154f6ce 2019-03-27 stsp }
1566 7154f6ce 2019-03-27 stsp }
1567 7154f6ce 2019-03-27 stsp
1568 7154f6ce 2019-03-27 stsp return err;
1569 e2b1e152 2019-07-13 stsp }
1570 e2b1e152 2019-07-13 stsp
1571 e2b1e152 2019-07-13 stsp static int
1572 1ebedb77 2019-10-19 stsp xbit_differs(struct got_fileindex_entry *ie, uint16_t st_mode)
1573 1ebedb77 2019-10-19 stsp {
1574 1ebedb77 2019-10-19 stsp mode_t ie_mode = got_fileindex_perms_to_st(ie);
1575 1ebedb77 2019-10-19 stsp return ((ie_mode & S_IXUSR) != (st_mode & S_IXUSR));
1576 1ebedb77 2019-10-19 stsp }
1577 1ebedb77 2019-10-19 stsp
1578 1ebedb77 2019-10-19 stsp static int
1579 e2b1e152 2019-07-13 stsp stat_info_differs(struct got_fileindex_entry *ie, struct stat *sb)
1580 e2b1e152 2019-07-13 stsp {
1581 e2b1e152 2019-07-13 stsp return !(ie->ctime_sec == sb->st_ctime &&
1582 e2b1e152 2019-07-13 stsp ie->ctime_nsec == sb->st_ctimensec &&
1583 e2b1e152 2019-07-13 stsp ie->mtime_sec == sb->st_mtime &&
1584 e2b1e152 2019-07-13 stsp ie->mtime_nsec == sb->st_mtimensec &&
1585 1ebedb77 2019-10-19 stsp ie->size == (sb->st_size & 0xffffffff) &&
1586 1ebedb77 2019-10-19 stsp !xbit_differs(ie, sb->st_mode));
1587 c363b2c1 2019-08-03 stsp }
1588 c363b2c1 2019-08-03 stsp
1589 c363b2c1 2019-08-03 stsp static unsigned char
1590 c363b2c1 2019-08-03 stsp get_staged_status(struct got_fileindex_entry *ie)
1591 c363b2c1 2019-08-03 stsp {
1592 c363b2c1 2019-08-03 stsp switch (got_fileindex_entry_stage_get(ie)) {
1593 c363b2c1 2019-08-03 stsp case GOT_FILEIDX_STAGE_ADD:
1594 c363b2c1 2019-08-03 stsp return GOT_STATUS_ADD;
1595 c363b2c1 2019-08-03 stsp case GOT_FILEIDX_STAGE_DELETE:
1596 c363b2c1 2019-08-03 stsp return GOT_STATUS_DELETE;
1597 c363b2c1 2019-08-03 stsp case GOT_FILEIDX_STAGE_MODIFY:
1598 c363b2c1 2019-08-03 stsp return GOT_STATUS_MODIFY;
1599 c363b2c1 2019-08-03 stsp default:
1600 c363b2c1 2019-08-03 stsp return GOT_STATUS_NO_CHANGE;
1601 a919d5c4 2020-07-23 stsp }
1602 a919d5c4 2020-07-23 stsp }
1603 a919d5c4 2020-07-23 stsp
1604 a919d5c4 2020-07-23 stsp static const struct got_error *
1605 a919d5c4 2020-07-23 stsp get_symlink_status(unsigned char *status, struct stat *sb,
1606 a919d5c4 2020-07-23 stsp struct got_fileindex_entry *ie, const char *abspath,
1607 a919d5c4 2020-07-23 stsp int dirfd, const char *de_name, struct got_blob_object *blob)
1608 a919d5c4 2020-07-23 stsp {
1609 a919d5c4 2020-07-23 stsp const struct got_error *err = NULL;
1610 a919d5c4 2020-07-23 stsp char target_path[PATH_MAX];
1611 a919d5c4 2020-07-23 stsp char etarget[PATH_MAX];
1612 a919d5c4 2020-07-23 stsp ssize_t elen;
1613 a919d5c4 2020-07-23 stsp size_t len, target_len = 0;
1614 a919d5c4 2020-07-23 stsp const uint8_t *buf = got_object_blob_get_read_buf(blob);
1615 a919d5c4 2020-07-23 stsp size_t hdrlen = got_object_blob_get_hdrlen(blob);
1616 a919d5c4 2020-07-23 stsp
1617 a919d5c4 2020-07-23 stsp *status = GOT_STATUS_NO_CHANGE;
1618 a919d5c4 2020-07-23 stsp
1619 a919d5c4 2020-07-23 stsp /* Blob object content specifies the target path of the link. */
1620 a919d5c4 2020-07-23 stsp do {
1621 a919d5c4 2020-07-23 stsp err = got_object_blob_read_block(&len, blob);
1622 a919d5c4 2020-07-23 stsp if (err)
1623 a919d5c4 2020-07-23 stsp return err;
1624 a919d5c4 2020-07-23 stsp if (len + target_len >= sizeof(target_path)) {
1625 a919d5c4 2020-07-23 stsp /*
1626 a919d5c4 2020-07-23 stsp * Should not happen. The blob contents were OK
1627 a919d5c4 2020-07-23 stsp * when this symlink was installed.
1628 a919d5c4 2020-07-23 stsp */
1629 a919d5c4 2020-07-23 stsp return got_error(GOT_ERR_NO_SPACE);
1630 a919d5c4 2020-07-23 stsp }
1631 a919d5c4 2020-07-23 stsp if (len > 0) {
1632 a919d5c4 2020-07-23 stsp /* Skip blob object header first time around. */
1633 a919d5c4 2020-07-23 stsp memcpy(target_path + target_len, buf + hdrlen,
1634 a919d5c4 2020-07-23 stsp len - hdrlen);
1635 a919d5c4 2020-07-23 stsp target_len += len - hdrlen;
1636 a919d5c4 2020-07-23 stsp hdrlen = 0;
1637 a919d5c4 2020-07-23 stsp }
1638 a919d5c4 2020-07-23 stsp } while (len != 0);
1639 a919d5c4 2020-07-23 stsp target_path[target_len] = '\0';
1640 a919d5c4 2020-07-23 stsp
1641 a919d5c4 2020-07-23 stsp if (dirfd != -1) {
1642 a919d5c4 2020-07-23 stsp elen = readlinkat(dirfd, de_name, etarget, sizeof(etarget));
1643 a919d5c4 2020-07-23 stsp if (elen == -1)
1644 a919d5c4 2020-07-23 stsp return got_error_from_errno2("readlinkat", abspath);
1645 a919d5c4 2020-07-23 stsp } else {
1646 a919d5c4 2020-07-23 stsp elen = readlink(abspath, etarget, sizeof(etarget));
1647 a919d5c4 2020-07-23 stsp if (elen == -1)
1648 b448fd00 2020-07-23 stsp return got_error_from_errno2("readlink", abspath);
1649 c363b2c1 2019-08-03 stsp }
1650 a919d5c4 2020-07-23 stsp
1651 a919d5c4 2020-07-23 stsp if (elen != target_len || memcmp(etarget, target_path, target_len) != 0)
1652 a919d5c4 2020-07-23 stsp *status = GOT_STATUS_MODIFY;
1653 a919d5c4 2020-07-23 stsp
1654 a919d5c4 2020-07-23 stsp return NULL;
1655 7154f6ce 2019-03-27 stsp }
1656 7154f6ce 2019-03-27 stsp
1657 7154f6ce 2019-03-27 stsp static const struct got_error *
1658 b8f41171 2019-02-10 stsp get_file_status(unsigned char *status, struct stat *sb,
1659 b8f41171 2019-02-10 stsp struct got_fileindex_entry *ie, const char *abspath,
1660 7f91a133 2019-12-13 stsp int dirfd, const char *de_name, struct got_repository *repo)
1661 6353ad76 2019-02-08 stsp {
1662 6353ad76 2019-02-08 stsp const struct got_error *err = NULL;
1663 6353ad76 2019-02-08 stsp struct got_object_id id;
1664 6353ad76 2019-02-08 stsp size_t hdrlen;
1665 1338848f 2019-12-13 stsp int fd = -1;
1666 6353ad76 2019-02-08 stsp FILE *f = NULL;
1667 6353ad76 2019-02-08 stsp uint8_t fbuf[8192];
1668 6353ad76 2019-02-08 stsp struct got_blob_object *blob = NULL;
1669 6353ad76 2019-02-08 stsp size_t flen, blen;
1670 c363b2c1 2019-08-03 stsp unsigned char staged_status = get_staged_status(ie);
1671 6353ad76 2019-02-08 stsp
1672 6353ad76 2019-02-08 stsp *status = GOT_STATUS_NO_CHANGE;
1673 6353ad76 2019-02-08 stsp
1674 7f91a133 2019-12-13 stsp /*
1675 7f91a133 2019-12-13 stsp * Whenever the caller provides a directory descriptor and a
1676 7f91a133 2019-12-13 stsp * directory entry name for the file, use them! This prevents
1677 7f91a133 2019-12-13 stsp * race conditions if filesystem paths change beneath our feet.
1678 7f91a133 2019-12-13 stsp */
1679 7f91a133 2019-12-13 stsp if (dirfd != -1) {
1680 3d35a492 2019-12-13 stsp if (fstatat(dirfd, de_name, sb, AT_SYMLINK_NOFOLLOW) == -1) {
1681 882ef1b9 2019-12-13 stsp if (errno == ENOENT) {
1682 882ef1b9 2019-12-13 stsp if (got_fileindex_entry_has_file_on_disk(ie))
1683 882ef1b9 2019-12-13 stsp *status = GOT_STATUS_MISSING;
1684 882ef1b9 2019-12-13 stsp else
1685 882ef1b9 2019-12-13 stsp *status = GOT_STATUS_DELETE;
1686 882ef1b9 2019-12-13 stsp goto done;
1687 882ef1b9 2019-12-13 stsp }
1688 3d35a492 2019-12-13 stsp err = got_error_from_errno2("fstatat", abspath);
1689 3d35a492 2019-12-13 stsp goto done;
1690 3d35a492 2019-12-13 stsp }
1691 7f91a133 2019-12-13 stsp } else {
1692 7f91a133 2019-12-13 stsp fd = open(abspath, O_RDONLY | O_NOFOLLOW);
1693 a919d5c4 2020-07-23 stsp if (fd == -1 && errno != ENOENT && errno != ELOOP)
1694 7f91a133 2019-12-13 stsp return got_error_from_errno2("open", abspath);
1695 a919d5c4 2020-07-23 stsp else if (fd == -1 && errno == ELOOP) {
1696 a919d5c4 2020-07-23 stsp if (lstat(abspath, sb) == -1)
1697 a919d5c4 2020-07-23 stsp return got_error_from_errno2("lstat", abspath);
1698 a919d5c4 2020-07-23 stsp } else if (fd == -1 || fstat(fd, sb) == -1) {
1699 3d35a492 2019-12-13 stsp if (errno == ENOENT) {
1700 3d35a492 2019-12-13 stsp if (got_fileindex_entry_has_file_on_disk(ie))
1701 3d35a492 2019-12-13 stsp *status = GOT_STATUS_MISSING;
1702 3d35a492 2019-12-13 stsp else
1703 3d35a492 2019-12-13 stsp *status = GOT_STATUS_DELETE;
1704 3d35a492 2019-12-13 stsp goto done;
1705 3d35a492 2019-12-13 stsp }
1706 3d35a492 2019-12-13 stsp err = got_error_from_errno2("fstat", abspath);
1707 1338848f 2019-12-13 stsp goto done;
1708 a378724f 2019-02-10 stsp }
1709 a378724f 2019-02-10 stsp }
1710 6353ad76 2019-02-08 stsp
1711 00bb5ea0 2020-07-23 stsp if (!S_ISREG(sb->st_mode) && !S_ISLNK(sb->st_mode)) {
1712 339c298e 2019-07-27 stsp *status = GOT_STATUS_OBSTRUCTED;
1713 1338848f 2019-12-13 stsp goto done;
1714 3f148bc6 2019-07-27 stsp }
1715 efdd40df 2019-07-27 stsp
1716 2ec1f75b 2019-03-26 stsp if (!got_fileindex_entry_has_file_on_disk(ie)) {
1717 339c298e 2019-07-27 stsp *status = GOT_STATUS_DELETE;
1718 1338848f 2019-12-13 stsp goto done;
1719 244725f2 2019-08-03 stsp } else if (!got_fileindex_entry_has_blob(ie) &&
1720 244725f2 2019-08-03 stsp staged_status != GOT_STATUS_ADD) {
1721 339c298e 2019-07-27 stsp *status = GOT_STATUS_ADD;
1722 1338848f 2019-12-13 stsp goto done;
1723 d00136be 2019-03-26 stsp }
1724 b8f41171 2019-02-10 stsp
1725 e2b1e152 2019-07-13 stsp if (!stat_info_differs(ie, sb))
1726 1338848f 2019-12-13 stsp goto done;
1727 6353ad76 2019-02-08 stsp
1728 c363b2c1 2019-08-03 stsp if (staged_status == GOT_STATUS_MODIFY ||
1729 c363b2c1 2019-08-03 stsp staged_status == GOT_STATUS_ADD)
1730 c363b2c1 2019-08-03 stsp memcpy(id.sha1, ie->staged_blob_sha1, sizeof(id.sha1));
1731 c363b2c1 2019-08-03 stsp else
1732 c363b2c1 2019-08-03 stsp memcpy(id.sha1, ie->blob_sha1, sizeof(id.sha1));
1733 c363b2c1 2019-08-03 stsp
1734 6353ad76 2019-02-08 stsp err = got_object_open_as_blob(&blob, repo, &id, sizeof(fbuf));
1735 6353ad76 2019-02-08 stsp if (err)
1736 1338848f 2019-12-13 stsp goto done;
1737 6353ad76 2019-02-08 stsp
1738 a919d5c4 2020-07-23 stsp if (S_ISLNK(sb->st_mode)) {
1739 a919d5c4 2020-07-23 stsp err = get_symlink_status(status, sb, ie, abspath, dirfd,
1740 a919d5c4 2020-07-23 stsp de_name, blob);
1741 a919d5c4 2020-07-23 stsp goto done;
1742 a919d5c4 2020-07-23 stsp }
1743 a919d5c4 2020-07-23 stsp
1744 a919d5c4 2020-07-23 stsp
1745 3d35a492 2019-12-13 stsp if (dirfd != -1) {
1746 3d35a492 2019-12-13 stsp fd = openat(dirfd, de_name, O_RDONLY | O_NOFOLLOW);
1747 ab0d4361 2019-12-13 stsp if (fd == -1) {
1748 ab0d4361 2019-12-13 stsp err = got_error_from_errno2("openat", abspath);
1749 ab0d4361 2019-12-13 stsp goto done;
1750 ab0d4361 2019-12-13 stsp }
1751 3d35a492 2019-12-13 stsp }
1752 3d35a492 2019-12-13 stsp
1753 1338848f 2019-12-13 stsp f = fdopen(fd, "r");
1754 6353ad76 2019-02-08 stsp if (f == NULL) {
1755 60522982 2019-12-15 stsp err = got_error_from_errno2("fdopen", abspath);
1756 6353ad76 2019-02-08 stsp goto done;
1757 6353ad76 2019-02-08 stsp }
1758 1338848f 2019-12-13 stsp fd = -1;
1759 6353ad76 2019-02-08 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1760 656b1f76 2019-05-11 jcs for (;;) {
1761 6353ad76 2019-02-08 stsp const uint8_t *bbuf = got_object_blob_get_read_buf(blob);
1762 6353ad76 2019-02-08 stsp err = got_object_blob_read_block(&blen, blob);
1763 6353ad76 2019-02-08 stsp if (err)
1764 7154f6ce 2019-03-27 stsp goto done;
1765 3cbbd752 2019-02-19 stsp /* Skip length of blob object header first time around. */
1766 3cbbd752 2019-02-19 stsp flen = fread(fbuf, 1, sizeof(fbuf) - hdrlen, f);
1767 80c5c120 2019-02-19 stsp if (flen == 0 && ferror(f)) {
1768 638f9024 2019-05-13 stsp err = got_error_from_errno("fread");
1769 7154f6ce 2019-03-27 stsp goto done;
1770 80c5c120 2019-02-19 stsp }
1771 6353ad76 2019-02-08 stsp if (blen == 0) {
1772 6353ad76 2019-02-08 stsp if (flen != 0)
1773 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1774 6353ad76 2019-02-08 stsp break;
1775 6353ad76 2019-02-08 stsp } else if (flen == 0) {
1776 6353ad76 2019-02-08 stsp if (blen != 0)
1777 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1778 6353ad76 2019-02-08 stsp break;
1779 6353ad76 2019-02-08 stsp } else if (blen - hdrlen == flen) {
1780 6353ad76 2019-02-08 stsp /* Skip blob object header first time around. */
1781 6353ad76 2019-02-08 stsp if (memcmp(bbuf + hdrlen, fbuf, flen) != 0) {
1782 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1783 6353ad76 2019-02-08 stsp break;
1784 6353ad76 2019-02-08 stsp }
1785 6353ad76 2019-02-08 stsp } else {
1786 276262e8 2019-02-08 stsp *status = GOT_STATUS_MODIFY;
1787 6353ad76 2019-02-08 stsp break;
1788 6353ad76 2019-02-08 stsp }
1789 6353ad76 2019-02-08 stsp hdrlen = 0;
1790 6353ad76 2019-02-08 stsp }
1791 7154f6ce 2019-03-27 stsp
1792 7154f6ce 2019-03-27 stsp if (*status == GOT_STATUS_MODIFY) {
1793 7154f6ce 2019-03-27 stsp rewind(f);
1794 7154f6ce 2019-03-27 stsp err = get_modified_file_content_status(status, f);
1795 1ebedb77 2019-10-19 stsp } else if (xbit_differs(ie, sb->st_mode))
1796 1ebedb77 2019-10-19 stsp *status = GOT_STATUS_MODE_CHANGE;
1797 6353ad76 2019-02-08 stsp done:
1798 6353ad76 2019-02-08 stsp if (blob)
1799 6353ad76 2019-02-08 stsp got_object_blob_close(blob);
1800 43ff8261 2019-12-13 stsp if (f != NULL && fclose(f) == EOF && err == NULL)
1801 f4d199c9 2019-12-13 stsp err = got_error_from_errno2("fclose", abspath);
1802 1338848f 2019-12-13 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
1803 1338848f 2019-12-13 stsp err = got_error_from_errno2("close", abspath);
1804 9d31a1d8 2018-03-11 stsp return err;
1805 e2b1e152 2019-07-13 stsp }
1806 e2b1e152 2019-07-13 stsp
1807 e2b1e152 2019-07-13 stsp /*
1808 e2b1e152 2019-07-13 stsp * Update timestamps in the file index if a file is unmodified and
1809 e2b1e152 2019-07-13 stsp * we had to run a full content comparison to find out.
1810 e2b1e152 2019-07-13 stsp */
1811 e2b1e152 2019-07-13 stsp static const struct got_error *
1812 e2b1e152 2019-07-13 stsp sync_timestamps(char *ondisk_path, unsigned char status,
1813 e2b1e152 2019-07-13 stsp struct got_fileindex_entry *ie, struct stat *sb)
1814 e2b1e152 2019-07-13 stsp {
1815 e2b1e152 2019-07-13 stsp if (status == GOT_STATUS_NO_CHANGE && stat_info_differs(ie, sb))
1816 e2b1e152 2019-07-13 stsp return got_fileindex_entry_update(ie, ondisk_path,
1817 e2b1e152 2019-07-13 stsp ie->blob_sha1, ie->commit_sha1, 1);
1818 e2b1e152 2019-07-13 stsp
1819 e2b1e152 2019-07-13 stsp return NULL;
1820 9d31a1d8 2018-03-11 stsp }
1821 9d31a1d8 2018-03-11 stsp
1822 9d31a1d8 2018-03-11 stsp static const struct got_error *
1823 8da9e5f4 2019-01-12 stsp update_blob(struct got_worktree *worktree,
1824 8da9e5f4 2019-01-12 stsp struct got_fileindex *fileindex, struct got_fileindex_entry *ie,
1825 8da9e5f4 2019-01-12 stsp struct got_tree_entry *te, const char *path,
1826 8da9e5f4 2019-01-12 stsp struct got_repository *repo, got_worktree_checkout_cb progress_cb,
1827 0584f854 2019-04-06 stsp void *progress_arg)
1828 9d31a1d8 2018-03-11 stsp {
1829 9d31a1d8 2018-03-11 stsp const struct got_error *err = NULL;
1830 9d31a1d8 2018-03-11 stsp struct got_blob_object *blob = NULL;
1831 6353ad76 2019-02-08 stsp char *ondisk_path;
1832 6353ad76 2019-02-08 stsp unsigned char status = GOT_STATUS_NO_CHANGE;
1833 b8f41171 2019-02-10 stsp struct stat sb;
1834 9d31a1d8 2018-03-11 stsp
1835 6353ad76 2019-02-08 stsp if (asprintf(&ondisk_path, "%s/%s", worktree->root_path, path) == -1)
1836 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
1837 6353ad76 2019-02-08 stsp
1838 abb4604f 2019-07-27 stsp if (ie) {
1839 a76c42e6 2019-08-03 stsp if (get_staged_status(ie) != GOT_STATUS_NO_CHANGE) {
1840 a76c42e6 2019-08-03 stsp err = got_error_path(ie->path, GOT_ERR_FILE_STAGED);
1841 a76c42e6 2019-08-03 stsp goto done;
1842 a76c42e6 2019-08-03 stsp }
1843 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL,
1844 7f91a133 2019-12-13 stsp repo);
1845 abb4604f 2019-07-27 stsp if (err)
1846 abb4604f 2019-07-27 stsp goto done;
1847 abb4604f 2019-07-27 stsp if (status == GOT_STATUS_MISSING || status == GOT_STATUS_DELETE)
1848 abb4604f 2019-07-27 stsp sb.st_mode = got_fileindex_perms_to_st(ie);
1849 c90c8ce3 2020-07-23 stsp } else {
1850 abb4604f 2019-07-27 stsp sb.st_mode = GOT_DEFAULT_FILE_MODE;
1851 c90c8ce3 2020-07-23 stsp status = GOT_STATUS_UNVERSIONED;
1852 c90c8ce3 2020-07-23 stsp }
1853 6353ad76 2019-02-08 stsp
1854 b8f41171 2019-02-10 stsp if (status == GOT_STATUS_OBSTRUCTED) {
1855 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, status, path);
1856 b8f41171 2019-02-10 stsp goto done;
1857 b8f41171 2019-02-10 stsp }
1858 5036ab18 2020-04-18 stsp if (status == GOT_STATUS_CONFLICT) {
1859 5036ab18 2020-04-18 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CANNOT_UPDATE,
1860 5036ab18 2020-04-18 stsp path);
1861 5036ab18 2020-04-18 stsp goto done;
1862 5036ab18 2020-04-18 stsp }
1863 b8f41171 2019-02-10 stsp
1864 523b8417 2019-10-19 stsp if (ie && status != GOT_STATUS_MISSING &&
1865 523b8417 2019-10-19 stsp (te->mode & S_IXUSR) == (sb.st_mode & S_IXUSR)) {
1866 1430b4e0 2019-03-27 stsp if (got_fileindex_entry_has_commit(ie) &&
1867 1430b4e0 2019-03-27 stsp memcmp(ie->commit_sha1, worktree->base_commit_id->sha1,
1868 b8f41171 2019-02-10 stsp SHA1_DIGEST_LENGTH) == 0) {
1869 e2b1e152 2019-07-13 stsp err = sync_timestamps(ondisk_path, status, ie, &sb);
1870 e2b1e152 2019-07-13 stsp if (err)
1871 e2b1e152 2019-07-13 stsp goto done;
1872 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_EXISTS,
1873 b8f41171 2019-02-10 stsp path);
1874 6353ad76 2019-02-08 stsp goto done;
1875 a378724f 2019-02-10 stsp }
1876 1430b4e0 2019-03-27 stsp if (got_fileindex_entry_has_blob(ie) &&
1877 56e0773d 2019-11-28 stsp memcmp(ie->blob_sha1, te->id.sha1,
1878 e2b1e152 2019-07-13 stsp SHA1_DIGEST_LENGTH) == 0) {
1879 e2b1e152 2019-07-13 stsp err = sync_timestamps(ondisk_path, status, ie, &sb);
1880 b8f41171 2019-02-10 stsp goto done;
1881 e2b1e152 2019-07-13 stsp }
1882 9d31a1d8 2018-03-11 stsp }
1883 9d31a1d8 2018-03-11 stsp
1884 56e0773d 2019-11-28 stsp err = got_object_open_as_blob(&blob, repo, &te->id, 8192);
1885 8da9e5f4 2019-01-12 stsp if (err)
1886 6353ad76 2019-02-08 stsp goto done;
1887 512f0d0e 2019-01-02 stsp
1888 234035bc 2019-06-01 stsp if (status == GOT_STATUS_MODIFY || status == GOT_STATUS_ADD) {
1889 234035bc 2019-06-01 stsp int update_timestamps;
1890 234035bc 2019-06-01 stsp struct got_blob_object *blob2 = NULL;
1891 f69721c3 2019-10-21 stsp char *label_orig = NULL;
1892 234035bc 2019-06-01 stsp if (got_fileindex_entry_has_blob(ie)) {
1893 234035bc 2019-06-01 stsp struct got_object_id id2;
1894 234035bc 2019-06-01 stsp memcpy(id2.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
1895 234035bc 2019-06-01 stsp err = got_object_open_as_blob(&blob2, repo, &id2, 8192);
1896 234035bc 2019-06-01 stsp if (err)
1897 f69721c3 2019-10-21 stsp goto done;
1898 f69721c3 2019-10-21 stsp }
1899 f69721c3 2019-10-21 stsp if (got_fileindex_entry_has_commit(ie)) {
1900 f69721c3 2019-10-21 stsp char id_str[SHA1_DIGEST_STRING_LENGTH];
1901 f69721c3 2019-10-21 stsp if (got_sha1_digest_to_str(ie->commit_sha1, id_str,
1902 f69721c3 2019-10-21 stsp sizeof(id_str)) == NULL) {
1903 6dd1ece6 2019-11-10 stsp err = got_error_path(id_str,
1904 6dd1ece6 2019-11-10 stsp GOT_ERR_BAD_OBJ_ID_STR);
1905 f69721c3 2019-10-21 stsp goto done;
1906 f69721c3 2019-10-21 stsp }
1907 f69721c3 2019-10-21 stsp if (asprintf(&label_orig, "%s: commit %s",
1908 f69721c3 2019-10-21 stsp GOT_MERGE_LABEL_BASE, id_str) == -1) {
1909 f69721c3 2019-10-21 stsp err = got_error_from_errno("asprintf");
1910 234035bc 2019-06-01 stsp goto done;
1911 f69721c3 2019-10-21 stsp }
1912 234035bc 2019-06-01 stsp }
1913 993e2a1b 2020-07-23 stsp if (S_ISLNK(te->mode)) {
1914 993e2a1b 2020-07-23 stsp err = merge_symlink(worktree, blob2,
1915 993e2a1b 2020-07-23 stsp ondisk_path, path, sb.st_mode, label_orig,
1916 993e2a1b 2020-07-23 stsp blob, worktree->base_commit_id, repo,
1917 993e2a1b 2020-07-23 stsp progress_cb, progress_arg);
1918 993e2a1b 2020-07-23 stsp } else {
1919 993e2a1b 2020-07-23 stsp err = merge_blob(&update_timestamps, worktree, blob2,
1920 993e2a1b 2020-07-23 stsp ondisk_path, path, sb.st_mode, label_orig, blob,
1921 993e2a1b 2020-07-23 stsp worktree->base_commit_id, repo,
1922 993e2a1b 2020-07-23 stsp progress_cb, progress_arg);
1923 993e2a1b 2020-07-23 stsp }
1924 f69721c3 2019-10-21 stsp free(label_orig);
1925 234035bc 2019-06-01 stsp if (blob2)
1926 234035bc 2019-06-01 stsp got_object_blob_close(blob2);
1927 909d120e 2019-09-22 stsp if (err)
1928 909d120e 2019-09-22 stsp goto done;
1929 234035bc 2019-06-01 stsp /*
1930 234035bc 2019-06-01 stsp * Do not update timestamps of files with local changes.
1931 234035bc 2019-06-01 stsp * Otherwise, a future status walk would treat them as
1932 234035bc 2019-06-01 stsp * unmodified files again.
1933 234035bc 2019-06-01 stsp */
1934 234035bc 2019-06-01 stsp err = got_fileindex_entry_update(ie, ondisk_path,
1935 234035bc 2019-06-01 stsp blob->id.sha1, worktree->base_commit_id->sha1,
1936 234035bc 2019-06-01 stsp update_timestamps);
1937 1ebedb77 2019-10-19 stsp } else if (status == GOT_STATUS_MODE_CHANGE) {
1938 1ebedb77 2019-10-19 stsp err = got_fileindex_entry_update(ie, ondisk_path,
1939 1ebedb77 2019-10-19 stsp blob->id.sha1, worktree->base_commit_id->sha1, 0);
1940 234035bc 2019-06-01 stsp } else if (status == GOT_STATUS_DELETE) {
1941 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE, path);
1942 1ee397ad 2019-07-12 stsp if (err)
1943 1ee397ad 2019-07-12 stsp goto done;
1944 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(ie, ondisk_path,
1945 054041d0 2020-06-24 stsp blob->id.sha1, worktree->base_commit_id->sha1, 0);
1946 13d9040b 2019-03-27 stsp if (err)
1947 13d9040b 2019-03-27 stsp goto done;
1948 13d9040b 2019-03-27 stsp } else {
1949 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
1950 2e1fa222 2020-07-23 stsp if (S_ISLNK(te->mode)) {
1951 2e1fa222 2020-07-23 stsp err = install_symlink(&is_bad_symlink, worktree,
1952 2e1fa222 2020-07-23 stsp ondisk_path, path, blob,
1953 c90c8ce3 2020-07-23 stsp status == GOT_STATUS_MISSING, 0,
1954 c90c8ce3 2020-07-23 stsp status == GOT_STATUS_UNVERSIONED, repo,
1955 2e1fa222 2020-07-23 stsp progress_cb, progress_arg);
1956 2e1fa222 2020-07-23 stsp } else {
1957 2e1fa222 2020-07-23 stsp err = install_blob(worktree, ondisk_path, path,
1958 2e1fa222 2020-07-23 stsp te->mode, sb.st_mode, blob,
1959 3b9f0f87 2020-07-23 stsp status == GOT_STATUS_MISSING, 0, 0,
1960 3b9f0f87 2020-07-23 stsp status == GOT_STATUS_UNVERSIONED, repo,
1961 2e1fa222 2020-07-23 stsp progress_cb, progress_arg);
1962 2e1fa222 2020-07-23 stsp }
1963 13d9040b 2019-03-27 stsp if (err)
1964 13d9040b 2019-03-27 stsp goto done;
1965 65b05cec 2020-07-23 stsp
1966 054041d0 2020-06-24 stsp if (ie) {
1967 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(ie, ondisk_path,
1968 054041d0 2020-06-24 stsp blob->id.sha1, worktree->base_commit_id->sha1, 1);
1969 054041d0 2020-06-24 stsp } else {
1970 65b05cec 2020-07-23 stsp err = create_fileindex_entry(&ie, fileindex,
1971 054041d0 2020-06-24 stsp worktree->base_commit_id, ondisk_path, path,
1972 054041d0 2020-06-24 stsp &blob->id);
1973 054041d0 2020-06-24 stsp }
1974 13d9040b 2019-03-27 stsp if (err)
1975 13d9040b 2019-03-27 stsp goto done;
1976 65b05cec 2020-07-23 stsp
1977 2e1fa222 2020-07-23 stsp if (is_bad_symlink) {
1978 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
1979 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
1980 2e1fa222 2020-07-23 stsp }
1981 13d9040b 2019-03-27 stsp }
1982 8da9e5f4 2019-01-12 stsp got_object_blob_close(blob);
1983 6353ad76 2019-02-08 stsp done:
1984 6353ad76 2019-02-08 stsp free(ondisk_path);
1985 8da9e5f4 2019-01-12 stsp return err;
1986 90285c3b 2019-01-08 stsp }
1987 90285c3b 2019-01-08 stsp
1988 90285c3b 2019-01-08 stsp static const struct got_error *
1989 7a9df742 2019-01-08 stsp remove_ondisk_file(const char *root_path, const char *path)
1990 90285c3b 2019-01-08 stsp {
1991 90285c3b 2019-01-08 stsp const struct got_error *err = NULL;
1992 90285c3b 2019-01-08 stsp char *ondisk_path = NULL;
1993 90285c3b 2019-01-08 stsp
1994 7a9df742 2019-01-08 stsp if (asprintf(&ondisk_path, "%s/%s", root_path, path) == -1)
1995 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
1996 90285c3b 2019-01-08 stsp
1997 c97665ae 2019-01-13 stsp if (unlink(ondisk_path) == -1) {
1998 c97665ae 2019-01-13 stsp if (errno != ENOENT)
1999 638f9024 2019-05-13 stsp err = got_error_from_errno2("unlink", ondisk_path);
2000 c97665ae 2019-01-13 stsp } else {
2001 90285c3b 2019-01-08 stsp char *parent = dirname(ondisk_path);
2002 7a9df742 2019-01-08 stsp while (parent && strcmp(parent, root_path) != 0) {
2003 26c4ac4d 2019-01-08 stsp if (rmdir(parent) == -1) {
2004 26c4ac4d 2019-01-08 stsp if (errno != ENOTEMPTY)
2005 638f9024 2019-05-13 stsp err = got_error_from_errno2("rmdir",
2006 230a42bd 2019-05-11 jcs parent);
2007 90285c3b 2019-01-08 stsp break;
2008 90285c3b 2019-01-08 stsp }
2009 90285c3b 2019-01-08 stsp parent = dirname(parent);
2010 90285c3b 2019-01-08 stsp }
2011 90285c3b 2019-01-08 stsp }
2012 90285c3b 2019-01-08 stsp free(ondisk_path);
2013 90285c3b 2019-01-08 stsp return err;
2014 512f0d0e 2019-01-02 stsp }
2015 512f0d0e 2019-01-02 stsp
2016 708d8e67 2019-03-27 stsp static const struct got_error *
2017 708d8e67 2019-03-27 stsp delete_blob(struct got_worktree *worktree, struct got_fileindex *fileindex,
2018 234035bc 2019-06-01 stsp struct got_fileindex_entry *ie, struct got_repository *repo,
2019 0584f854 2019-04-06 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
2020 708d8e67 2019-03-27 stsp {
2021 fc6346c4 2019-03-27 stsp const struct got_error *err = NULL;
2022 708d8e67 2019-03-27 stsp unsigned char status;
2023 708d8e67 2019-03-27 stsp struct stat sb;
2024 708d8e67 2019-03-27 stsp char *ondisk_path;
2025 708d8e67 2019-03-27 stsp
2026 a76c42e6 2019-08-03 stsp if (get_staged_status(ie) != GOT_STATUS_NO_CHANGE)
2027 a76c42e6 2019-08-03 stsp return got_error_path(ie->path, GOT_ERR_FILE_STAGED);
2028 a76c42e6 2019-08-03 stsp
2029 708d8e67 2019-03-27 stsp if (asprintf(&ondisk_path, "%s/%s", worktree->root_path, ie->path)
2030 708d8e67 2019-03-27 stsp == -1)
2031 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
2032 708d8e67 2019-03-27 stsp
2033 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL, repo);
2034 708d8e67 2019-03-27 stsp if (err)
2035 5a58a424 2020-06-23 stsp goto done;
2036 708d8e67 2019-03-27 stsp
2037 993e2a1b 2020-07-23 stsp if (S_ISLNK(sb.st_mode) && status != GOT_STATUS_NO_CHANGE) {
2038 993e2a1b 2020-07-23 stsp char ondisk_target[PATH_MAX];
2039 993e2a1b 2020-07-23 stsp ssize_t ondisk_len = readlink(ondisk_path, ondisk_target,
2040 993e2a1b 2020-07-23 stsp sizeof(ondisk_target));
2041 993e2a1b 2020-07-23 stsp if (ondisk_len == -1) {
2042 993e2a1b 2020-07-23 stsp err = got_error_from_errno2("readlink", ondisk_path);
2043 993e2a1b 2020-07-23 stsp goto done;
2044 993e2a1b 2020-07-23 stsp }
2045 993e2a1b 2020-07-23 stsp ondisk_target[ondisk_len] = '\0';
2046 993e2a1b 2020-07-23 stsp err = install_symlink_conflict(NULL, worktree->base_commit_id,
2047 993e2a1b 2020-07-23 stsp NULL, NULL, /* XXX pass common ancestor info? */
2048 993e2a1b 2020-07-23 stsp ondisk_target, ondisk_path);
2049 993e2a1b 2020-07-23 stsp if (err)
2050 993e2a1b 2020-07-23 stsp goto done;
2051 993e2a1b 2020-07-23 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_CONFLICT,
2052 993e2a1b 2020-07-23 stsp ie->path);
2053 993e2a1b 2020-07-23 stsp goto done;
2054 993e2a1b 2020-07-23 stsp }
2055 993e2a1b 2020-07-23 stsp
2056 fc6346c4 2019-03-27 stsp if (status == GOT_STATUS_MODIFY || status == GOT_STATUS_CONFLICT ||
2057 fc6346c4 2019-03-27 stsp status == GOT_STATUS_ADD) {
2058 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_MERGE, ie->path);
2059 1ee397ad 2019-07-12 stsp if (err)
2060 5a58a424 2020-06-23 stsp goto done;
2061 fc6346c4 2019-03-27 stsp /*
2062 fc6346c4 2019-03-27 stsp * Preserve the working file and change the deleted blob's
2063 fc6346c4 2019-03-27 stsp * entry into a schedule-add entry.
2064 fc6346c4 2019-03-27 stsp */
2065 fc6346c4 2019-03-27 stsp err = got_fileindex_entry_update(ie, ondisk_path, NULL, NULL,
2066 fc6346c4 2019-03-27 stsp 0);
2067 fc6346c4 2019-03-27 stsp } else {
2068 1ee397ad 2019-07-12 stsp err = (*progress_cb)(progress_arg, GOT_STATUS_DELETE, ie->path);
2069 1ee397ad 2019-07-12 stsp if (err)
2070 5a58a424 2020-06-23 stsp goto done;
2071 fc6346c4 2019-03-27 stsp if (status == GOT_STATUS_NO_CHANGE) {
2072 fc6346c4 2019-03-27 stsp err = remove_ondisk_file(worktree->root_path, ie->path);
2073 fc6346c4 2019-03-27 stsp if (err)
2074 5a58a424 2020-06-23 stsp goto done;
2075 fc6346c4 2019-03-27 stsp }
2076 fc6346c4 2019-03-27 stsp got_fileindex_entry_remove(fileindex, ie);
2077 708d8e67 2019-03-27 stsp }
2078 5a58a424 2020-06-23 stsp done:
2079 5a58a424 2020-06-23 stsp free(ondisk_path);
2080 fc6346c4 2019-03-27 stsp return err;
2081 708d8e67 2019-03-27 stsp }
2082 708d8e67 2019-03-27 stsp
2083 8da9e5f4 2019-01-12 stsp struct diff_cb_arg {
2084 8da9e5f4 2019-01-12 stsp struct got_fileindex *fileindex;
2085 8da9e5f4 2019-01-12 stsp struct got_worktree *worktree;
2086 8da9e5f4 2019-01-12 stsp struct got_repository *repo;
2087 8da9e5f4 2019-01-12 stsp got_worktree_checkout_cb progress_cb;
2088 8da9e5f4 2019-01-12 stsp void *progress_arg;
2089 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb;
2090 8da9e5f4 2019-01-12 stsp void *cancel_arg;
2091 8da9e5f4 2019-01-12 stsp };
2092 8da9e5f4 2019-01-12 stsp
2093 512f0d0e 2019-01-02 stsp static const struct got_error *
2094 8da9e5f4 2019-01-12 stsp diff_old_new(void *arg, struct got_fileindex_entry *ie,
2095 8da9e5f4 2019-01-12 stsp struct got_tree_entry *te, const char *parent_path)
2096 512f0d0e 2019-01-02 stsp {
2097 8da9e5f4 2019-01-12 stsp struct diff_cb_arg *a = arg;
2098 0584f854 2019-04-06 stsp
2099 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
2100 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
2101 512f0d0e 2019-01-02 stsp
2102 8da9e5f4 2019-01-12 stsp return update_blob(a->worktree, a->fileindex, ie, te,
2103 0584f854 2019-04-06 stsp ie->path, a->repo, a->progress_cb, a->progress_arg);
2104 8da9e5f4 2019-01-12 stsp }
2105 512f0d0e 2019-01-02 stsp
2106 8da9e5f4 2019-01-12 stsp static const struct got_error *
2107 8da9e5f4 2019-01-12 stsp diff_old(void *arg, struct got_fileindex_entry *ie, const char *parent_path)
2108 8da9e5f4 2019-01-12 stsp {
2109 8da9e5f4 2019-01-12 stsp struct diff_cb_arg *a = arg;
2110 7a9df742 2019-01-08 stsp
2111 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
2112 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
2113 0584f854 2019-04-06 stsp
2114 234035bc 2019-06-01 stsp return delete_blob(a->worktree, a->fileindex, ie,
2115 0584f854 2019-04-06 stsp a->repo, a->progress_cb, a->progress_arg);
2116 9d31a1d8 2018-03-11 stsp }
2117 9d31a1d8 2018-03-11 stsp
2118 9d31a1d8 2018-03-11 stsp static const struct got_error *
2119 8da9e5f4 2019-01-12 stsp diff_new(void *arg, struct got_tree_entry *te, const char *parent_path)
2120 9d31a1d8 2018-03-11 stsp {
2121 8da9e5f4 2019-01-12 stsp struct diff_cb_arg *a = arg;
2122 8da9e5f4 2019-01-12 stsp const struct got_error *err;
2123 8da9e5f4 2019-01-12 stsp char *path;
2124 9d31a1d8 2018-03-11 stsp
2125 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
2126 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
2127 0584f854 2019-04-06 stsp
2128 63c5ca5d 2019-08-24 stsp if (got_object_tree_entry_is_submodule(te))
2129 63c5ca5d 2019-08-24 stsp return NULL;
2130 63c5ca5d 2019-08-24 stsp
2131 8da9e5f4 2019-01-12 stsp if (asprintf(&path, "%s%s%s", parent_path,
2132 8da9e5f4 2019-01-12 stsp parent_path[0] ? "/" : "", te->name)
2133 8da9e5f4 2019-01-12 stsp == -1)
2134 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
2135 9d31a1d8 2018-03-11 stsp
2136 8da9e5f4 2019-01-12 stsp if (S_ISDIR(te->mode))
2137 8da9e5f4 2019-01-12 stsp err = add_dir_on_disk(a->worktree, path);
2138 8da9e5f4 2019-01-12 stsp else
2139 8da9e5f4 2019-01-12 stsp err = update_blob(a->worktree, a->fileindex, NULL, te, path,
2140 0584f854 2019-04-06 stsp a->repo, a->progress_cb, a->progress_arg);
2141 9d31a1d8 2018-03-11 stsp
2142 8da9e5f4 2019-01-12 stsp free(path);
2143 0cd1c46a 2019-03-11 stsp return err;
2144 0cd1c46a 2019-03-11 stsp }
2145 0cd1c46a 2019-03-11 stsp
2146 818c7501 2019-07-11 stsp static const struct got_error *
2147 818c7501 2019-07-11 stsp get_ref_name(char **refname, struct got_worktree *worktree, const char *prefix)
2148 0cd1c46a 2019-03-11 stsp {
2149 0cd1c46a 2019-03-11 stsp const struct got_error *err = NULL;
2150 0647c563 2019-03-11 stsp char *uuidstr = NULL;
2151 0cd1c46a 2019-03-11 stsp uint32_t uuid_status;
2152 0cd1c46a 2019-03-11 stsp
2153 517bab73 2019-03-11 stsp *refname = NULL;
2154 517bab73 2019-03-11 stsp
2155 0cd1c46a 2019-03-11 stsp uuid_to_string(&worktree->uuid, &uuidstr, &uuid_status);
2156 0cd1c46a 2019-03-11 stsp if (uuid_status != uuid_s_ok)
2157 cc483380 2019-09-01 stsp return got_error_uuid(uuid_status, "uuid_to_string");
2158 0cd1c46a 2019-03-11 stsp
2159 818c7501 2019-07-11 stsp if (asprintf(refname, "%s-%s", prefix, uuidstr)
2160 0647c563 2019-03-11 stsp == -1) {
2161 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
2162 0647c563 2019-03-11 stsp *refname = NULL;
2163 0cd1c46a 2019-03-11 stsp }
2164 517bab73 2019-03-11 stsp free(uuidstr);
2165 517bab73 2019-03-11 stsp return err;
2166 517bab73 2019-03-11 stsp }
2167 517bab73 2019-03-11 stsp
2168 818c7501 2019-07-11 stsp const struct got_error *
2169 818c7501 2019-07-11 stsp got_worktree_get_base_ref_name(char **refname, struct got_worktree *worktree)
2170 818c7501 2019-07-11 stsp {
2171 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree, GOT_WORKTREE_BASE_REF_PREFIX);
2172 818c7501 2019-07-11 stsp }
2173 818c7501 2019-07-11 stsp
2174 818c7501 2019-07-11 stsp static const struct got_error *
2175 818c7501 2019-07-11 stsp get_rebase_tmp_ref_name(char **refname, struct got_worktree *worktree)
2176 818c7501 2019-07-11 stsp {
2177 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree,
2178 818c7501 2019-07-11 stsp GOT_WORKTREE_REBASE_TMP_REF_PREFIX);
2179 818c7501 2019-07-11 stsp }
2180 818c7501 2019-07-11 stsp
2181 818c7501 2019-07-11 stsp static const struct got_error *
2182 818c7501 2019-07-11 stsp get_newbase_symref_name(char **refname, struct got_worktree *worktree)
2183 818c7501 2019-07-11 stsp {
2184 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree, GOT_WORKTREE_NEWBASE_REF_PREFIX);
2185 818c7501 2019-07-11 stsp }
2186 818c7501 2019-07-11 stsp
2187 818c7501 2019-07-11 stsp static const struct got_error *
2188 818c7501 2019-07-11 stsp get_rebase_branch_symref_name(char **refname, struct got_worktree *worktree)
2189 818c7501 2019-07-11 stsp {
2190 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree,
2191 818c7501 2019-07-11 stsp GOT_WORKTREE_REBASE_BRANCH_REF_PREFIX);
2192 818c7501 2019-07-11 stsp }
2193 818c7501 2019-07-11 stsp
2194 818c7501 2019-07-11 stsp static const struct got_error *
2195 818c7501 2019-07-11 stsp get_rebase_commit_ref_name(char **refname, struct got_worktree *worktree)
2196 818c7501 2019-07-11 stsp {
2197 818c7501 2019-07-11 stsp return get_ref_name(refname, worktree,
2198 818c7501 2019-07-11 stsp GOT_WORKTREE_REBASE_COMMIT_REF_PREFIX);
2199 0ebf8283 2019-07-24 stsp }
2200 0ebf8283 2019-07-24 stsp
2201 0ebf8283 2019-07-24 stsp static const struct got_error *
2202 0ebf8283 2019-07-24 stsp get_histedit_tmp_ref_name(char **refname, struct got_worktree *worktree)
2203 0ebf8283 2019-07-24 stsp {
2204 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2205 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_TMP_REF_PREFIX);
2206 0ebf8283 2019-07-24 stsp }
2207 0ebf8283 2019-07-24 stsp
2208 0ebf8283 2019-07-24 stsp static const struct got_error *
2209 0ebf8283 2019-07-24 stsp get_histedit_branch_symref_name(char **refname, struct got_worktree *worktree)
2210 0ebf8283 2019-07-24 stsp {
2211 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2212 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_BRANCH_REF_PREFIX);
2213 0ebf8283 2019-07-24 stsp }
2214 0ebf8283 2019-07-24 stsp
2215 0ebf8283 2019-07-24 stsp static const struct got_error *
2216 0ebf8283 2019-07-24 stsp get_histedit_base_commit_ref_name(char **refname, struct got_worktree *worktree)
2217 0ebf8283 2019-07-24 stsp {
2218 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2219 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_BASE_COMMIT_REF_PREFIX);
2220 818c7501 2019-07-11 stsp }
2221 818c7501 2019-07-11 stsp
2222 0ebf8283 2019-07-24 stsp static const struct got_error *
2223 0ebf8283 2019-07-24 stsp get_histedit_commit_ref_name(char **refname, struct got_worktree *worktree)
2224 0ebf8283 2019-07-24 stsp {
2225 0ebf8283 2019-07-24 stsp return get_ref_name(refname, worktree,
2226 0ebf8283 2019-07-24 stsp GOT_WORKTREE_HISTEDIT_COMMIT_REF_PREFIX);
2227 0ebf8283 2019-07-24 stsp }
2228 818c7501 2019-07-11 stsp
2229 0ebf8283 2019-07-24 stsp const struct got_error *
2230 c3022ba5 2019-07-27 stsp got_worktree_get_histedit_script_path(char **path,
2231 c3022ba5 2019-07-27 stsp struct got_worktree *worktree)
2232 0ebf8283 2019-07-24 stsp {
2233 0ebf8283 2019-07-24 stsp if (asprintf(path, "%s/%s/%s", worktree->root_path,
2234 c3022ba5 2019-07-27 stsp GOT_WORKTREE_GOT_DIR, GOT_WORKTREE_HISTEDIT_SCRIPT) == -1) {
2235 0ebf8283 2019-07-24 stsp *path = NULL;
2236 0ebf8283 2019-07-24 stsp return got_error_from_errno("asprintf");
2237 0ebf8283 2019-07-24 stsp }
2238 0ebf8283 2019-07-24 stsp return NULL;
2239 0ebf8283 2019-07-24 stsp }
2240 0ebf8283 2019-07-24 stsp
2241 517bab73 2019-03-11 stsp /*
2242 517bab73 2019-03-11 stsp * Prevent Git's garbage collector from deleting our base commit by
2243 517bab73 2019-03-11 stsp * setting a reference to our base commit's ID.
2244 517bab73 2019-03-11 stsp */
2245 517bab73 2019-03-11 stsp static const struct got_error *
2246 517bab73 2019-03-11 stsp ref_base_commit(struct got_worktree *worktree, struct got_repository *repo)
2247 517bab73 2019-03-11 stsp {
2248 517bab73 2019-03-11 stsp const struct got_error *err = NULL;
2249 517bab73 2019-03-11 stsp struct got_reference *ref = NULL;
2250 517bab73 2019-03-11 stsp char *refname;
2251 517bab73 2019-03-11 stsp
2252 517bab73 2019-03-11 stsp err = got_worktree_get_base_ref_name(&refname, worktree);
2253 517bab73 2019-03-11 stsp if (err)
2254 517bab73 2019-03-11 stsp return err;
2255 0cd1c46a 2019-03-11 stsp
2256 0cd1c46a 2019-03-11 stsp err = got_ref_alloc(&ref, refname, worktree->base_commit_id);
2257 0cd1c46a 2019-03-11 stsp if (err)
2258 0cd1c46a 2019-03-11 stsp goto done;
2259 0cd1c46a 2019-03-11 stsp
2260 0cd1c46a 2019-03-11 stsp err = got_ref_write(ref, repo);
2261 0cd1c46a 2019-03-11 stsp done:
2262 0cd1c46a 2019-03-11 stsp free(refname);
2263 0cd1c46a 2019-03-11 stsp if (ref)
2264 0cd1c46a 2019-03-11 stsp got_ref_close(ref);
2265 3e3a69f1 2019-07-25 stsp return err;
2266 3e3a69f1 2019-07-25 stsp }
2267 3e3a69f1 2019-07-25 stsp
2268 3e3a69f1 2019-07-25 stsp static const struct got_error *
2269 3e3a69f1 2019-07-25 stsp get_fileindex_path(char **fileindex_path, struct got_worktree *worktree)
2270 3e3a69f1 2019-07-25 stsp {
2271 3e3a69f1 2019-07-25 stsp const struct got_error *err = NULL;
2272 3e3a69f1 2019-07-25 stsp
2273 3e3a69f1 2019-07-25 stsp if (asprintf(fileindex_path, "%s/%s/%s", worktree->root_path,
2274 3e3a69f1 2019-07-25 stsp GOT_WORKTREE_GOT_DIR, GOT_WORKTREE_FILE_INDEX) == -1) {
2275 3e3a69f1 2019-07-25 stsp err = got_error_from_errno("asprintf");
2276 3e3a69f1 2019-07-25 stsp *fileindex_path = NULL;
2277 3e3a69f1 2019-07-25 stsp }
2278 9d31a1d8 2018-03-11 stsp return err;
2279 9d31a1d8 2018-03-11 stsp }
2280 9d31a1d8 2018-03-11 stsp
2281 3e3a69f1 2019-07-25 stsp
2282 ebf99748 2019-05-09 stsp static const struct got_error *
2283 ebf99748 2019-05-09 stsp open_fileindex(struct got_fileindex **fileindex, char **fileindex_path,
2284 4b55f459 2019-09-08 stsp struct got_worktree *worktree)
2285 ebf99748 2019-05-09 stsp {
2286 ebf99748 2019-05-09 stsp const struct got_error *err = NULL;
2287 ebf99748 2019-05-09 stsp FILE *index = NULL;
2288 0cd1c46a 2019-03-11 stsp
2289 ebf99748 2019-05-09 stsp *fileindex_path = NULL;
2290 ebf99748 2019-05-09 stsp *fileindex = got_fileindex_alloc();
2291 ebf99748 2019-05-09 stsp if (*fileindex == NULL)
2292 638f9024 2019-05-13 stsp return got_error_from_errno("got_fileindex_alloc");
2293 ebf99748 2019-05-09 stsp
2294 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(fileindex_path, worktree);
2295 3e3a69f1 2019-07-25 stsp if (err)
2296 ebf99748 2019-05-09 stsp goto done;
2297 ebf99748 2019-05-09 stsp
2298 ebf99748 2019-05-09 stsp index = fopen(*fileindex_path, "rb");
2299 ebf99748 2019-05-09 stsp if (index == NULL) {
2300 ebf99748 2019-05-09 stsp if (errno != ENOENT)
2301 638f9024 2019-05-13 stsp err = got_error_from_errno2("fopen", *fileindex_path);
2302 ebf99748 2019-05-09 stsp } else {
2303 ebf99748 2019-05-09 stsp err = got_fileindex_read(*fileindex, index);
2304 ebf99748 2019-05-09 stsp if (fclose(index) != 0 && err == NULL)
2305 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
2306 ebf99748 2019-05-09 stsp }
2307 ebf99748 2019-05-09 stsp done:
2308 ebf99748 2019-05-09 stsp if (err) {
2309 ebf99748 2019-05-09 stsp free(*fileindex_path);
2310 ebf99748 2019-05-09 stsp *fileindex_path = NULL;
2311 950a4a90 2019-07-10 stsp got_fileindex_free(*fileindex);
2312 ebf99748 2019-05-09 stsp *fileindex = NULL;
2313 ebf99748 2019-05-09 stsp }
2314 ebf99748 2019-05-09 stsp return err;
2315 ebf99748 2019-05-09 stsp }
2316 c932eeeb 2019-05-22 stsp
2317 c932eeeb 2019-05-22 stsp struct bump_base_commit_id_arg {
2318 c932eeeb 2019-05-22 stsp struct got_object_id *base_commit_id;
2319 c932eeeb 2019-05-22 stsp const char *path;
2320 c932eeeb 2019-05-22 stsp size_t path_len;
2321 c932eeeb 2019-05-22 stsp const char *entry_name;
2322 a484d721 2019-06-10 stsp got_worktree_checkout_cb progress_cb;
2323 a484d721 2019-06-10 stsp void *progress_arg;
2324 c932eeeb 2019-05-22 stsp };
2325 ebf99748 2019-05-09 stsp
2326 c932eeeb 2019-05-22 stsp /* Bump base commit ID of all files within an updated part of the work tree. */
2327 c932eeeb 2019-05-22 stsp static const struct got_error *
2328 c932eeeb 2019-05-22 stsp bump_base_commit_id(void *arg, struct got_fileindex_entry *ie)
2329 c932eeeb 2019-05-22 stsp {
2330 1ee397ad 2019-07-12 stsp const struct got_error *err;
2331 c932eeeb 2019-05-22 stsp struct bump_base_commit_id_arg *a = arg;
2332 c932eeeb 2019-05-22 stsp
2333 c932eeeb 2019-05-22 stsp if (a->entry_name) {
2334 c932eeeb 2019-05-22 stsp if (strcmp(ie->path, a->path) != 0)
2335 c932eeeb 2019-05-22 stsp return NULL;
2336 c932eeeb 2019-05-22 stsp } else if (!got_path_is_child(ie->path, a->path, a->path_len))
2337 102ff934 2019-06-11 stsp return NULL;
2338 102ff934 2019-06-11 stsp
2339 102ff934 2019-06-11 stsp if (memcmp(ie->commit_sha1, a->base_commit_id->sha1,
2340 102ff934 2019-06-11 stsp SHA1_DIGEST_LENGTH) == 0)
2341 c932eeeb 2019-05-22 stsp return NULL;
2342 c932eeeb 2019-05-22 stsp
2343 1ee397ad 2019-07-12 stsp if (a->progress_cb) {
2344 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, GOT_STATUS_BUMP_BASE,
2345 edd02c5e 2019-07-11 stsp ie->path);
2346 1ee397ad 2019-07-12 stsp if (err)
2347 1ee397ad 2019-07-12 stsp return err;
2348 1ee397ad 2019-07-12 stsp }
2349 c932eeeb 2019-05-22 stsp memcpy(ie->commit_sha1, a->base_commit_id->sha1, SHA1_DIGEST_LENGTH);
2350 c932eeeb 2019-05-22 stsp return NULL;
2351 9c6338c4 2019-06-02 stsp }
2352 9c6338c4 2019-06-02 stsp
2353 9c6338c4 2019-06-02 stsp static const struct got_error *
2354 9c6338c4 2019-06-02 stsp sync_fileindex(struct got_fileindex *fileindex, const char *fileindex_path)
2355 9c6338c4 2019-06-02 stsp {
2356 9c6338c4 2019-06-02 stsp const struct got_error *err = NULL;
2357 9c6338c4 2019-06-02 stsp char *new_fileindex_path = NULL;
2358 9c6338c4 2019-06-02 stsp FILE *new_index = NULL;
2359 867630bb 2020-01-17 stsp struct timespec timeout;
2360 9c6338c4 2019-06-02 stsp
2361 9c6338c4 2019-06-02 stsp err = got_opentemp_named(&new_fileindex_path, &new_index,
2362 9c6338c4 2019-06-02 stsp fileindex_path);
2363 9c6338c4 2019-06-02 stsp if (err)
2364 9c6338c4 2019-06-02 stsp goto done;
2365 9c6338c4 2019-06-02 stsp
2366 9c6338c4 2019-06-02 stsp err = got_fileindex_write(fileindex, new_index);
2367 9c6338c4 2019-06-02 stsp if (err)
2368 9c6338c4 2019-06-02 stsp goto done;
2369 9c6338c4 2019-06-02 stsp
2370 9c6338c4 2019-06-02 stsp if (rename(new_fileindex_path, fileindex_path) != 0) {
2371 9c6338c4 2019-06-02 stsp err = got_error_from_errno3("rename", new_fileindex_path,
2372 9c6338c4 2019-06-02 stsp fileindex_path);
2373 9c6338c4 2019-06-02 stsp unlink(new_fileindex_path);
2374 9c6338c4 2019-06-02 stsp }
2375 867630bb 2020-01-17 stsp
2376 867630bb 2020-01-17 stsp /*
2377 867630bb 2020-01-17 stsp * Sleep for a short amount of time to ensure that files modified after
2378 867630bb 2020-01-17 stsp * this program exits have a different time stamp from the one which
2379 867630bb 2020-01-17 stsp * was recorded in the file index.
2380 867630bb 2020-01-17 stsp */
2381 867630bb 2020-01-17 stsp timeout.tv_sec = 0;
2382 867630bb 2020-01-17 stsp timeout.tv_nsec = 1;
2383 867630bb 2020-01-17 stsp nanosleep(&timeout, NULL);
2384 9c6338c4 2019-06-02 stsp done:
2385 9c6338c4 2019-06-02 stsp if (new_index)
2386 9c6338c4 2019-06-02 stsp fclose(new_index);
2387 9c6338c4 2019-06-02 stsp free(new_fileindex_path);
2388 9c6338c4 2019-06-02 stsp return err;
2389 c932eeeb 2019-05-22 stsp }
2390 6ced4176 2019-07-12 stsp
2391 6ced4176 2019-07-12 stsp static const struct got_error *
2392 6ced4176 2019-07-12 stsp find_tree_entry_for_checkout(int *entry_type, char **tree_relpath,
2393 6ced4176 2019-07-12 stsp struct got_object_id **tree_id, const char *wt_relpath,
2394 6ced4176 2019-07-12 stsp struct got_worktree *worktree, struct got_repository *repo)
2395 6ced4176 2019-07-12 stsp {
2396 6ced4176 2019-07-12 stsp const struct got_error *err = NULL;
2397 6ced4176 2019-07-12 stsp struct got_object_id *id = NULL;
2398 6ced4176 2019-07-12 stsp char *in_repo_path = NULL;
2399 6ced4176 2019-07-12 stsp int is_root_wt = got_path_is_root_dir(worktree->path_prefix);
2400 6ced4176 2019-07-12 stsp
2401 6ced4176 2019-07-12 stsp *entry_type = GOT_OBJ_TYPE_ANY;
2402 6ced4176 2019-07-12 stsp *tree_relpath = NULL;
2403 6ced4176 2019-07-12 stsp *tree_id = NULL;
2404 6ced4176 2019-07-12 stsp
2405 6ced4176 2019-07-12 stsp if (wt_relpath[0] == '\0') {
2406 6ced4176 2019-07-12 stsp /* Check out all files within the work tree. */
2407 6ced4176 2019-07-12 stsp *entry_type = GOT_OBJ_TYPE_TREE;
2408 6ced4176 2019-07-12 stsp *tree_relpath = strdup("");
2409 6ced4176 2019-07-12 stsp if (*tree_relpath == NULL) {
2410 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2411 6ced4176 2019-07-12 stsp goto done;
2412 6ced4176 2019-07-12 stsp }
2413 6ced4176 2019-07-12 stsp err = got_object_id_by_path(tree_id, repo,
2414 6ced4176 2019-07-12 stsp worktree->base_commit_id, worktree->path_prefix);
2415 6ced4176 2019-07-12 stsp if (err)
2416 6ced4176 2019-07-12 stsp goto done;
2417 6ced4176 2019-07-12 stsp return NULL;
2418 6ced4176 2019-07-12 stsp }
2419 6ced4176 2019-07-12 stsp
2420 6ced4176 2019-07-12 stsp /* Check out a subset of files in the work tree. */
2421 6ced4176 2019-07-12 stsp
2422 6ced4176 2019-07-12 stsp if (asprintf(&in_repo_path, "%s%s%s", worktree->path_prefix,
2423 6ced4176 2019-07-12 stsp is_root_wt ? "" : "/", wt_relpath) == -1) {
2424 6ced4176 2019-07-12 stsp err = got_error_from_errno("asprintf");
2425 6ced4176 2019-07-12 stsp goto done;
2426 6ced4176 2019-07-12 stsp }
2427 6ced4176 2019-07-12 stsp
2428 6ced4176 2019-07-12 stsp err = got_object_id_by_path(&id, repo, worktree->base_commit_id,
2429 6ced4176 2019-07-12 stsp in_repo_path);
2430 6ced4176 2019-07-12 stsp if (err)
2431 6ced4176 2019-07-12 stsp goto done;
2432 6ced4176 2019-07-12 stsp
2433 6ced4176 2019-07-12 stsp free(in_repo_path);
2434 6ced4176 2019-07-12 stsp in_repo_path = NULL;
2435 6ced4176 2019-07-12 stsp
2436 6ced4176 2019-07-12 stsp err = got_object_get_type(entry_type, repo, id);
2437 6ced4176 2019-07-12 stsp if (err)
2438 6ced4176 2019-07-12 stsp goto done;
2439 c932eeeb 2019-05-22 stsp
2440 6ced4176 2019-07-12 stsp if (*entry_type == GOT_OBJ_TYPE_BLOB) {
2441 6ced4176 2019-07-12 stsp /* Check out a single file. */
2442 6ced4176 2019-07-12 stsp if (strchr(wt_relpath, '/') == NULL) {
2443 6ced4176 2019-07-12 stsp /* Check out a single file in work tree's root dir. */
2444 6ced4176 2019-07-12 stsp in_repo_path = strdup(worktree->path_prefix);
2445 6ced4176 2019-07-12 stsp if (in_repo_path == NULL) {
2446 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2447 6ced4176 2019-07-12 stsp goto done;
2448 6ced4176 2019-07-12 stsp }
2449 6ced4176 2019-07-12 stsp *tree_relpath = strdup("");
2450 6ced4176 2019-07-12 stsp if (*tree_relpath == NULL) {
2451 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2452 6ced4176 2019-07-12 stsp goto done;
2453 6ced4176 2019-07-12 stsp }
2454 6ced4176 2019-07-12 stsp } else {
2455 6ced4176 2019-07-12 stsp /* Check out a single file in a subdirectory. */
2456 6ced4176 2019-07-12 stsp err = got_path_dirname(tree_relpath, wt_relpath);
2457 6ced4176 2019-07-12 stsp if (err)
2458 6ced4176 2019-07-12 stsp return err;
2459 6ced4176 2019-07-12 stsp if (asprintf(&in_repo_path, "%s%s%s",
2460 6ced4176 2019-07-12 stsp worktree->path_prefix, is_root_wt ? "" : "/",
2461 6ced4176 2019-07-12 stsp *tree_relpath) == -1) {
2462 6ced4176 2019-07-12 stsp err = got_error_from_errno("asprintf");
2463 6ced4176 2019-07-12 stsp goto done;
2464 6ced4176 2019-07-12 stsp }
2465 6ced4176 2019-07-12 stsp }
2466 6ced4176 2019-07-12 stsp err = got_object_id_by_path(tree_id, repo,
2467 6ced4176 2019-07-12 stsp worktree->base_commit_id, in_repo_path);
2468 6ced4176 2019-07-12 stsp } else {
2469 6ced4176 2019-07-12 stsp /* Check out all files within a subdirectory. */
2470 6ced4176 2019-07-12 stsp *tree_id = got_object_id_dup(id);
2471 6ced4176 2019-07-12 stsp if (*tree_id == NULL) {
2472 6ced4176 2019-07-12 stsp err = got_error_from_errno("got_object_id_dup");
2473 6ced4176 2019-07-12 stsp goto done;
2474 6ced4176 2019-07-12 stsp }
2475 6ced4176 2019-07-12 stsp *tree_relpath = strdup(wt_relpath);
2476 6ced4176 2019-07-12 stsp if (*tree_relpath == NULL) {
2477 6ced4176 2019-07-12 stsp err = got_error_from_errno("strdup");
2478 6ced4176 2019-07-12 stsp goto done;
2479 6ced4176 2019-07-12 stsp }
2480 6ced4176 2019-07-12 stsp }
2481 6ced4176 2019-07-12 stsp done:
2482 6ced4176 2019-07-12 stsp free(id);
2483 6ced4176 2019-07-12 stsp free(in_repo_path);
2484 6ced4176 2019-07-12 stsp if (err) {
2485 6ced4176 2019-07-12 stsp *entry_type = GOT_OBJ_TYPE_ANY;
2486 6ced4176 2019-07-12 stsp free(*tree_relpath);
2487 6ced4176 2019-07-12 stsp *tree_relpath = NULL;
2488 6ced4176 2019-07-12 stsp free(*tree_id);
2489 6ced4176 2019-07-12 stsp *tree_id = NULL;
2490 6ced4176 2019-07-12 stsp }
2491 07ed472d 2019-07-12 stsp return err;
2492 07ed472d 2019-07-12 stsp }
2493 07ed472d 2019-07-12 stsp
2494 07ed472d 2019-07-12 stsp static const struct got_error *
2495 07ed472d 2019-07-12 stsp checkout_files(struct got_worktree *worktree, struct got_fileindex *fileindex,
2496 07ed472d 2019-07-12 stsp const char *relpath, struct got_object_id *tree_id, const char *entry_name,
2497 07ed472d 2019-07-12 stsp struct got_repository *repo, got_worktree_checkout_cb progress_cb,
2498 e6209546 2019-08-22 stsp void *progress_arg, got_cancel_cb cancel_cb, void *cancel_arg)
2499 07ed472d 2019-07-12 stsp {
2500 07ed472d 2019-07-12 stsp const struct got_error *err = NULL;
2501 07ed472d 2019-07-12 stsp struct got_commit_object *commit = NULL;
2502 07ed472d 2019-07-12 stsp struct got_tree_object *tree = NULL;
2503 07ed472d 2019-07-12 stsp struct got_fileindex_diff_tree_cb diff_cb;
2504 07ed472d 2019-07-12 stsp struct diff_cb_arg arg;
2505 07ed472d 2019-07-12 stsp
2506 07ed472d 2019-07-12 stsp err = ref_base_commit(worktree, repo);
2507 7f47418f 2019-12-20 stsp if (err) {
2508 6201aef3 2020-02-02 stsp if (!(err->code == GOT_ERR_ERRNO &&
2509 6201aef3 2020-02-02 stsp (errno == EACCES || errno == EROFS)))
2510 7f47418f 2019-12-20 stsp goto done;
2511 7f47418f 2019-12-20 stsp err = (*progress_cb)(progress_arg,
2512 7f47418f 2019-12-20 stsp GOT_STATUS_BASE_REF_ERR, worktree->root_path);
2513 7f47418f 2019-12-20 stsp if (err)
2514 7f47418f 2019-12-20 stsp return err;
2515 7f47418f 2019-12-20 stsp }
2516 07ed472d 2019-07-12 stsp
2517 07ed472d 2019-07-12 stsp err = got_object_open_as_commit(&commit, repo,
2518 07ed472d 2019-07-12 stsp worktree->base_commit_id);
2519 07ed472d 2019-07-12 stsp if (err)
2520 07ed472d 2019-07-12 stsp goto done;
2521 07ed472d 2019-07-12 stsp
2522 07ed472d 2019-07-12 stsp err = got_object_open_as_tree(&tree, repo, tree_id);
2523 07ed472d 2019-07-12 stsp if (err)
2524 07ed472d 2019-07-12 stsp goto done;
2525 07ed472d 2019-07-12 stsp
2526 07ed472d 2019-07-12 stsp if (entry_name &&
2527 07ed472d 2019-07-12 stsp got_object_tree_find_entry(tree, entry_name) == NULL) {
2528 07ed472d 2019-07-12 stsp err = got_error(GOT_ERR_NO_TREE_ENTRY);
2529 07ed472d 2019-07-12 stsp goto done;
2530 07ed472d 2019-07-12 stsp }
2531 07ed472d 2019-07-12 stsp
2532 07ed472d 2019-07-12 stsp diff_cb.diff_old_new = diff_old_new;
2533 07ed472d 2019-07-12 stsp diff_cb.diff_old = diff_old;
2534 07ed472d 2019-07-12 stsp diff_cb.diff_new = diff_new;
2535 07ed472d 2019-07-12 stsp arg.fileindex = fileindex;
2536 07ed472d 2019-07-12 stsp arg.worktree = worktree;
2537 07ed472d 2019-07-12 stsp arg.repo = repo;
2538 07ed472d 2019-07-12 stsp arg.progress_cb = progress_cb;
2539 07ed472d 2019-07-12 stsp arg.progress_arg = progress_arg;
2540 07ed472d 2019-07-12 stsp arg.cancel_cb = cancel_cb;
2541 07ed472d 2019-07-12 stsp arg.cancel_arg = cancel_arg;
2542 07ed472d 2019-07-12 stsp err = got_fileindex_diff_tree(fileindex, tree, relpath,
2543 07ed472d 2019-07-12 stsp entry_name, repo, &diff_cb, &arg);
2544 07ed472d 2019-07-12 stsp done:
2545 07ed472d 2019-07-12 stsp if (tree)
2546 07ed472d 2019-07-12 stsp got_object_tree_close(tree);
2547 07ed472d 2019-07-12 stsp if (commit)
2548 07ed472d 2019-07-12 stsp got_object_commit_close(commit);
2549 6ced4176 2019-07-12 stsp return err;
2550 6ced4176 2019-07-12 stsp }
2551 6ced4176 2019-07-12 stsp
2552 9d31a1d8 2018-03-11 stsp const struct got_error *
2553 f2ea84fa 2019-07-27 stsp got_worktree_checkout_files(struct got_worktree *worktree,
2554 f2ea84fa 2019-07-27 stsp struct got_pathlist_head *paths, struct got_repository *repo,
2555 f2ea84fa 2019-07-27 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
2556 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
2557 9d31a1d8 2018-03-11 stsp {
2558 af12c6b9 2019-06-04 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
2559 9d31a1d8 2018-03-11 stsp struct got_commit_object *commit = NULL;
2560 9d31a1d8 2018-03-11 stsp struct got_tree_object *tree = NULL;
2561 9d31a1d8 2018-03-11 stsp struct got_fileindex *fileindex = NULL;
2562 9c6338c4 2019-06-02 stsp char *fileindex_path = NULL;
2563 f2ea84fa 2019-07-27 stsp struct got_pathlist_entry *pe;
2564 f2ea84fa 2019-07-27 stsp struct tree_path_data {
2565 f2ea84fa 2019-07-27 stsp SIMPLEQ_ENTRY(tree_path_data) entry;
2566 f2ea84fa 2019-07-27 stsp struct got_object_id *tree_id;
2567 f2ea84fa 2019-07-27 stsp int entry_type;
2568 f2ea84fa 2019-07-27 stsp char *relpath;
2569 f2ea84fa 2019-07-27 stsp char *entry_name;
2570 f2ea84fa 2019-07-27 stsp } *tpd = NULL;
2571 f2ea84fa 2019-07-27 stsp SIMPLEQ_HEAD(tree_paths, tree_path_data) tree_paths;
2572 9d31a1d8 2018-03-11 stsp
2573 f2ea84fa 2019-07-27 stsp SIMPLEQ_INIT(&tree_paths);
2574 f2ea84fa 2019-07-27 stsp
2575 9d31a1d8 2018-03-11 stsp err = lock_worktree(worktree, LOCK_EX);
2576 9d31a1d8 2018-03-11 stsp if (err)
2577 9d31a1d8 2018-03-11 stsp return err;
2578 93a30277 2018-12-24 stsp
2579 f2ea84fa 2019-07-27 stsp /* Map all specified paths to in-repository trees. */
2580 f2ea84fa 2019-07-27 stsp TAILQ_FOREACH(pe, paths, entry) {
2581 f2ea84fa 2019-07-27 stsp tpd = malloc(sizeof(*tpd));
2582 f2ea84fa 2019-07-27 stsp if (tpd == NULL) {
2583 f2ea84fa 2019-07-27 stsp err = got_error_from_errno("malloc");
2584 f2ea84fa 2019-07-27 stsp goto done;
2585 f2ea84fa 2019-07-27 stsp }
2586 6ced4176 2019-07-12 stsp
2587 f2ea84fa 2019-07-27 stsp err = find_tree_entry_for_checkout(&tpd->entry_type,
2588 f2ea84fa 2019-07-27 stsp &tpd->relpath, &tpd->tree_id, pe->path, worktree, repo);
2589 f2ea84fa 2019-07-27 stsp if (err) {
2590 f2ea84fa 2019-07-27 stsp free(tpd);
2591 6ced4176 2019-07-12 stsp goto done;
2592 6ced4176 2019-07-12 stsp }
2593 f2ea84fa 2019-07-27 stsp
2594 f2ea84fa 2019-07-27 stsp if (tpd->entry_type == GOT_OBJ_TYPE_BLOB) {
2595 f2ea84fa 2019-07-27 stsp err = got_path_basename(&tpd->entry_name, pe->path);
2596 f2ea84fa 2019-07-27 stsp if (err) {
2597 f2ea84fa 2019-07-27 stsp free(tpd->relpath);
2598 f2ea84fa 2019-07-27 stsp free(tpd->tree_id);
2599 f2ea84fa 2019-07-27 stsp free(tpd);
2600 f2ea84fa 2019-07-27 stsp goto done;
2601 f2ea84fa 2019-07-27 stsp }
2602 f2ea84fa 2019-07-27 stsp } else
2603 f2ea84fa 2019-07-27 stsp tpd->entry_name = NULL;
2604 f2ea84fa 2019-07-27 stsp
2605 f2ea84fa 2019-07-27 stsp SIMPLEQ_INSERT_TAIL(&tree_paths, tpd, entry);
2606 6ced4176 2019-07-12 stsp }
2607 6ced4176 2019-07-12 stsp
2608 51514078 2018-12-25 stsp /*
2609 51514078 2018-12-25 stsp * Read the file index.
2610 51514078 2018-12-25 stsp * Checking out files is supposed to be an idempotent operation.
2611 51514078 2018-12-25 stsp * If the on-disk file index is incomplete we will try to complete it.
2612 51514078 2018-12-25 stsp */
2613 ebf99748 2019-05-09 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
2614 8da9e5f4 2019-01-12 stsp if (err)
2615 c4cdcb68 2019-04-03 stsp goto done;
2616 c4cdcb68 2019-04-03 stsp
2617 f2ea84fa 2019-07-27 stsp tpd = SIMPLEQ_FIRST(&tree_paths);
2618 f2ea84fa 2019-07-27 stsp TAILQ_FOREACH(pe, paths, entry) {
2619 711d9cd9 2019-07-12 stsp struct bump_base_commit_id_arg bbc_arg;
2620 f2ea84fa 2019-07-27 stsp
2621 f2ea84fa 2019-07-27 stsp err = checkout_files(worktree, fileindex, tpd->relpath,
2622 f2ea84fa 2019-07-27 stsp tpd->tree_id, tpd->entry_name, repo,
2623 f2ea84fa 2019-07-27 stsp progress_cb, progress_arg, cancel_cb, cancel_arg);
2624 f2ea84fa 2019-07-27 stsp if (err)
2625 f2ea84fa 2019-07-27 stsp break;
2626 f2ea84fa 2019-07-27 stsp
2627 711d9cd9 2019-07-12 stsp bbc_arg.base_commit_id = worktree->base_commit_id;
2628 f2ea84fa 2019-07-27 stsp bbc_arg.entry_name = tpd->entry_name;
2629 f2ea84fa 2019-07-27 stsp bbc_arg.path = pe->path;
2630 f2b16ada 2019-08-02 stsp bbc_arg.path_len = pe->path_len;
2631 711d9cd9 2019-07-12 stsp bbc_arg.progress_cb = progress_cb;
2632 711d9cd9 2019-07-12 stsp bbc_arg.progress_arg = progress_arg;
2633 711d9cd9 2019-07-12 stsp err = got_fileindex_for_each_entry_safe(fileindex,
2634 711d9cd9 2019-07-12 stsp bump_base_commit_id, &bbc_arg);
2635 f2ea84fa 2019-07-27 stsp if (err)
2636 f2ea84fa 2019-07-27 stsp break;
2637 f2ea84fa 2019-07-27 stsp
2638 f2ea84fa 2019-07-27 stsp tpd = SIMPLEQ_NEXT(tpd, entry);
2639 711d9cd9 2019-07-12 stsp }
2640 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
2641 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
2642 af12c6b9 2019-06-04 stsp err = sync_err;
2643 9d31a1d8 2018-03-11 stsp done:
2644 9c6338c4 2019-06-02 stsp free(fileindex_path);
2645 edfa7d7f 2018-09-11 stsp if (tree)
2646 edfa7d7f 2018-09-11 stsp got_object_tree_close(tree);
2647 9d31a1d8 2018-03-11 stsp if (commit)
2648 9d31a1d8 2018-03-11 stsp got_object_commit_close(commit);
2649 5ade8233 2019-07-12 stsp if (fileindex)
2650 5ade8233 2019-07-12 stsp got_fileindex_free(fileindex);
2651 f2ea84fa 2019-07-27 stsp while (!SIMPLEQ_EMPTY(&tree_paths)) {
2652 f2ea84fa 2019-07-27 stsp tpd = SIMPLEQ_FIRST(&tree_paths);
2653 f2ea84fa 2019-07-27 stsp SIMPLEQ_REMOVE_HEAD(&tree_paths, entry);
2654 f2ea84fa 2019-07-27 stsp free(tpd->relpath);
2655 f2ea84fa 2019-07-27 stsp free(tpd->tree_id);
2656 f2ea84fa 2019-07-27 stsp free(tpd);
2657 f2ea84fa 2019-07-27 stsp }
2658 9d31a1d8 2018-03-11 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
2659 9d31a1d8 2018-03-11 stsp if (unlockerr && err == NULL)
2660 9d31a1d8 2018-03-11 stsp err = unlockerr;
2661 f8d1f275 2019-02-04 stsp return err;
2662 f8d1f275 2019-02-04 stsp }
2663 f8d1f275 2019-02-04 stsp
2664 234035bc 2019-06-01 stsp struct merge_file_cb_arg {
2665 234035bc 2019-06-01 stsp struct got_worktree *worktree;
2666 234035bc 2019-06-01 stsp struct got_fileindex *fileindex;
2667 234035bc 2019-06-01 stsp got_worktree_checkout_cb progress_cb;
2668 234035bc 2019-06-01 stsp void *progress_arg;
2669 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb;
2670 234035bc 2019-06-01 stsp void *cancel_arg;
2671 f69721c3 2019-10-21 stsp const char *label_orig;
2672 818c7501 2019-07-11 stsp struct got_object_id *commit_id2;
2673 234035bc 2019-06-01 stsp };
2674 234035bc 2019-06-01 stsp
2675 234035bc 2019-06-01 stsp static const struct got_error *
2676 234035bc 2019-06-01 stsp merge_file_cb(void *arg, struct got_blob_object *blob1,
2677 234035bc 2019-06-01 stsp struct got_blob_object *blob2, struct got_object_id *id1,
2678 234035bc 2019-06-01 stsp struct got_object_id *id2, const char *path1, const char *path2,
2679 46f68b20 2019-10-19 stsp mode_t mode1, mode_t mode2, struct got_repository *repo)
2680 234035bc 2019-06-01 stsp {
2681 234035bc 2019-06-01 stsp static const struct got_error *err = NULL;
2682 234035bc 2019-06-01 stsp struct merge_file_cb_arg *a = arg;
2683 234035bc 2019-06-01 stsp struct got_fileindex_entry *ie;
2684 234035bc 2019-06-01 stsp char *ondisk_path = NULL;
2685 234035bc 2019-06-01 stsp struct stat sb;
2686 234035bc 2019-06-01 stsp unsigned char status;
2687 234035bc 2019-06-01 stsp int local_changes_subsumed;
2688 234035bc 2019-06-01 stsp
2689 234035bc 2019-06-01 stsp if (blob1 && blob2) {
2690 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(a->fileindex, path2,
2691 d6c87207 2019-08-02 stsp strlen(path2));
2692 1ee397ad 2019-07-12 stsp if (ie == NULL)
2693 1ee397ad 2019-07-12 stsp return (*a->progress_cb)(a->progress_arg,
2694 1ee397ad 2019-07-12 stsp GOT_STATUS_MISSING, path2);
2695 234035bc 2019-06-01 stsp
2696 234035bc 2019-06-01 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
2697 234035bc 2019-06-01 stsp path2) == -1)
2698 234035bc 2019-06-01 stsp return got_error_from_errno("asprintf");
2699 234035bc 2019-06-01 stsp
2700 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL,
2701 7f91a133 2019-12-13 stsp repo);
2702 234035bc 2019-06-01 stsp if (err)
2703 234035bc 2019-06-01 stsp goto done;
2704 234035bc 2019-06-01 stsp
2705 234035bc 2019-06-01 stsp if (status == GOT_STATUS_DELETE) {
2706 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2707 1ee397ad 2019-07-12 stsp GOT_STATUS_MERGE, path2);
2708 234035bc 2019-06-01 stsp goto done;
2709 234035bc 2019-06-01 stsp }
2710 234035bc 2019-06-01 stsp if (status != GOT_STATUS_NO_CHANGE &&
2711 234035bc 2019-06-01 stsp status != GOT_STATUS_MODIFY &&
2712 234035bc 2019-06-01 stsp status != GOT_STATUS_CONFLICT &&
2713 234035bc 2019-06-01 stsp status != GOT_STATUS_ADD) {
2714 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, status, path2);
2715 234035bc 2019-06-01 stsp goto done;
2716 234035bc 2019-06-01 stsp }
2717 234035bc 2019-06-01 stsp
2718 af57b12a 2020-07-23 stsp if (S_ISLNK(mode1) && S_ISLNK(mode2)) {
2719 af57b12a 2020-07-23 stsp err = merge_symlink(a->worktree, blob1,
2720 af57b12a 2020-07-23 stsp ondisk_path, path2, sb.st_mode, a->label_orig,
2721 af57b12a 2020-07-23 stsp blob2, a->commit_id2, repo, a->progress_cb,
2722 af57b12a 2020-07-23 stsp a->progress_arg);
2723 af57b12a 2020-07-23 stsp } else {
2724 af57b12a 2020-07-23 stsp err = merge_blob(&local_changes_subsumed, a->worktree,
2725 af57b12a 2020-07-23 stsp blob1, ondisk_path, path2, sb.st_mode,
2726 af57b12a 2020-07-23 stsp a->label_orig, blob2, a->commit_id2, repo,
2727 af57b12a 2020-07-23 stsp a->progress_cb, a->progress_arg);
2728 af57b12a 2020-07-23 stsp }
2729 234035bc 2019-06-01 stsp } else if (blob1) {
2730 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(a->fileindex, path1,
2731 d6c87207 2019-08-02 stsp strlen(path1));
2732 1ee397ad 2019-07-12 stsp if (ie == NULL)
2733 1ee397ad 2019-07-12 stsp return (*a->progress_cb)(a->progress_arg,
2734 3c24af98 2020-02-07 tracey GOT_STATUS_MISSING, path1);
2735 2b92fad7 2019-06-02 stsp
2736 2b92fad7 2019-06-02 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
2737 2b92fad7 2019-06-02 stsp path1) == -1)
2738 2b92fad7 2019-06-02 stsp return got_error_from_errno("asprintf");
2739 2b92fad7 2019-06-02 stsp
2740 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL,
2741 7f91a133 2019-12-13 stsp repo);
2742 2b92fad7 2019-06-02 stsp if (err)
2743 2b92fad7 2019-06-02 stsp goto done;
2744 2b92fad7 2019-06-02 stsp
2745 2b92fad7 2019-06-02 stsp switch (status) {
2746 2b92fad7 2019-06-02 stsp case GOT_STATUS_NO_CHANGE:
2747 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2748 1ee397ad 2019-07-12 stsp GOT_STATUS_DELETE, path1);
2749 1ee397ad 2019-07-12 stsp if (err)
2750 1ee397ad 2019-07-12 stsp goto done;
2751 2b92fad7 2019-06-02 stsp err = remove_ondisk_file(a->worktree->root_path, path1);
2752 2b92fad7 2019-06-02 stsp if (err)
2753 2b92fad7 2019-06-02 stsp goto done;
2754 2b92fad7 2019-06-02 stsp if (ie)
2755 2b92fad7 2019-06-02 stsp got_fileindex_entry_mark_deleted_from_disk(ie);
2756 2b92fad7 2019-06-02 stsp break;
2757 2b92fad7 2019-06-02 stsp case GOT_STATUS_DELETE:
2758 2b92fad7 2019-06-02 stsp case GOT_STATUS_MISSING:
2759 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2760 1ee397ad 2019-07-12 stsp GOT_STATUS_DELETE, path1);
2761 1ee397ad 2019-07-12 stsp if (err)
2762 1ee397ad 2019-07-12 stsp goto done;
2763 2b92fad7 2019-06-02 stsp if (ie)
2764 2b92fad7 2019-06-02 stsp got_fileindex_entry_mark_deleted_from_disk(ie);
2765 2b92fad7 2019-06-02 stsp break;
2766 2b92fad7 2019-06-02 stsp case GOT_STATUS_ADD:
2767 2b92fad7 2019-06-02 stsp case GOT_STATUS_MODIFY:
2768 2b92fad7 2019-06-02 stsp case GOT_STATUS_CONFLICT:
2769 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2770 2b92fad7 2019-06-02 stsp GOT_STATUS_CANNOT_DELETE, path1);
2771 1ee397ad 2019-07-12 stsp if (err)
2772 1ee397ad 2019-07-12 stsp goto done;
2773 2b92fad7 2019-06-02 stsp break;
2774 2b92fad7 2019-06-02 stsp case GOT_STATUS_OBSTRUCTED:
2775 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, status, path1);
2776 1ee397ad 2019-07-12 stsp if (err)
2777 1ee397ad 2019-07-12 stsp goto done;
2778 2b92fad7 2019-06-02 stsp break;
2779 2b92fad7 2019-06-02 stsp default:
2780 2b92fad7 2019-06-02 stsp break;
2781 2b92fad7 2019-06-02 stsp }
2782 234035bc 2019-06-01 stsp } else if (blob2) {
2783 234035bc 2019-06-01 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
2784 234035bc 2019-06-01 stsp path2) == -1)
2785 234035bc 2019-06-01 stsp return got_error_from_errno("asprintf");
2786 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(a->fileindex, path2,
2787 d6c87207 2019-08-02 stsp strlen(path2));
2788 234035bc 2019-06-01 stsp if (ie) {
2789 234035bc 2019-06-01 stsp err = get_file_status(&status, &sb, ie, ondisk_path,
2790 7f91a133 2019-12-13 stsp -1, NULL, repo);
2791 234035bc 2019-06-01 stsp if (err)
2792 234035bc 2019-06-01 stsp goto done;
2793 234035bc 2019-06-01 stsp if (status != GOT_STATUS_NO_CHANGE &&
2794 234035bc 2019-06-01 stsp status != GOT_STATUS_MODIFY &&
2795 234035bc 2019-06-01 stsp status != GOT_STATUS_CONFLICT &&
2796 234035bc 2019-06-01 stsp status != GOT_STATUS_ADD) {
2797 1ee397ad 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg,
2798 1ee397ad 2019-07-12 stsp status, path2);
2799 234035bc 2019-06-01 stsp goto done;
2800 234035bc 2019-06-01 stsp }
2801 526a746f 2020-07-23 stsp if (S_ISLNK(mode2)) {
2802 526a746f 2020-07-23 stsp err = merge_symlink(a->worktree, NULL,
2803 526a746f 2020-07-23 stsp ondisk_path, path2, sb.st_mode,
2804 526a746f 2020-07-23 stsp a->label_orig, blob2, a->commit_id2,
2805 526a746f 2020-07-23 stsp repo, a->progress_cb, a->progress_arg);
2806 526a746f 2020-07-23 stsp if (err)
2807 526a746f 2020-07-23 stsp goto done;
2808 526a746f 2020-07-23 stsp } else {
2809 526a746f 2020-07-23 stsp err = merge_blob(&local_changes_subsumed,
2810 526a746f 2020-07-23 stsp a->worktree, NULL, ondisk_path, path2,
2811 526a746f 2020-07-23 stsp sb.st_mode, a->label_orig, blob2,
2812 526a746f 2020-07-23 stsp a->commit_id2, repo, a->progress_cb,
2813 526a746f 2020-07-23 stsp a->progress_arg);
2814 526a746f 2020-07-23 stsp if (err)
2815 526a746f 2020-07-23 stsp goto done;
2816 526a746f 2020-07-23 stsp }
2817 234035bc 2019-06-01 stsp if (status == GOT_STATUS_DELETE) {
2818 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(ie,
2819 054041d0 2020-06-24 stsp ondisk_path, blob2->id.sha1,
2820 054041d0 2020-06-24 stsp a->worktree->base_commit_id->sha1, 0);
2821 234035bc 2019-06-01 stsp if (err)
2822 234035bc 2019-06-01 stsp goto done;
2823 234035bc 2019-06-01 stsp }
2824 234035bc 2019-06-01 stsp } else {
2825 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
2826 234035bc 2019-06-01 stsp sb.st_mode = GOT_DEFAULT_FILE_MODE;
2827 2e1fa222 2020-07-23 stsp if (S_ISLNK(mode2)) {
2828 2e1fa222 2020-07-23 stsp err = install_symlink(&is_bad_symlink,
2829 2e1fa222 2020-07-23 stsp a->worktree, ondisk_path, path2, blob2, 0,
2830 c90c8ce3 2020-07-23 stsp 0, 1, repo, a->progress_cb, a->progress_arg);
2831 2e1fa222 2020-07-23 stsp } else {
2832 2e1fa222 2020-07-23 stsp err = install_blob(a->worktree, ondisk_path, path2,
2833 3b9f0f87 2020-07-23 stsp mode2, sb.st_mode, blob2, 0, 0, 0, 1, repo,
2834 2e1fa222 2020-07-23 stsp a->progress_cb, a->progress_arg);
2835 2e1fa222 2020-07-23 stsp }
2836 234035bc 2019-06-01 stsp if (err)
2837 234035bc 2019-06-01 stsp goto done;
2838 3969253a 2020-03-07 stsp err = got_fileindex_entry_alloc(&ie, path2);
2839 234035bc 2019-06-01 stsp if (err)
2840 234035bc 2019-06-01 stsp goto done;
2841 3969253a 2020-03-07 stsp err = got_fileindex_entry_update(ie, ondisk_path,
2842 3969253a 2020-03-07 stsp NULL, NULL, 1);
2843 3969253a 2020-03-07 stsp if (err) {
2844 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
2845 3969253a 2020-03-07 stsp goto done;
2846 3969253a 2020-03-07 stsp }
2847 2b92fad7 2019-06-02 stsp err = got_fileindex_entry_add(a->fileindex, ie);
2848 2b92fad7 2019-06-02 stsp if (err) {
2849 2b92fad7 2019-06-02 stsp got_fileindex_entry_free(ie);
2850 2b92fad7 2019-06-02 stsp goto done;
2851 2b92fad7 2019-06-02 stsp }
2852 2e1fa222 2020-07-23 stsp if (is_bad_symlink) {
2853 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
2854 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
2855 2e1fa222 2020-07-23 stsp }
2856 234035bc 2019-06-01 stsp }
2857 234035bc 2019-06-01 stsp }
2858 234035bc 2019-06-01 stsp done:
2859 234035bc 2019-06-01 stsp free(ondisk_path);
2860 234035bc 2019-06-01 stsp return err;
2861 234035bc 2019-06-01 stsp }
2862 234035bc 2019-06-01 stsp
2863 234035bc 2019-06-01 stsp struct check_merge_ok_arg {
2864 234035bc 2019-06-01 stsp struct got_worktree *worktree;
2865 234035bc 2019-06-01 stsp struct got_repository *repo;
2866 234035bc 2019-06-01 stsp };
2867 234035bc 2019-06-01 stsp
2868 234035bc 2019-06-01 stsp static const struct got_error *
2869 234035bc 2019-06-01 stsp check_merge_ok(void *arg, struct got_fileindex_entry *ie)
2870 234035bc 2019-06-01 stsp {
2871 234035bc 2019-06-01 stsp const struct got_error *err = NULL;
2872 234035bc 2019-06-01 stsp struct check_merge_ok_arg *a = arg;
2873 234035bc 2019-06-01 stsp unsigned char status;
2874 234035bc 2019-06-01 stsp struct stat sb;
2875 234035bc 2019-06-01 stsp char *ondisk_path;
2876 234035bc 2019-06-01 stsp
2877 234035bc 2019-06-01 stsp /* Reject merges into a work tree with mixed base commits. */
2878 234035bc 2019-06-01 stsp if (memcmp(ie->commit_sha1, a->worktree->base_commit_id->sha1,
2879 234035bc 2019-06-01 stsp SHA1_DIGEST_LENGTH))
2880 234035bc 2019-06-01 stsp return got_error(GOT_ERR_MIXED_COMMITS);
2881 234035bc 2019-06-01 stsp
2882 234035bc 2019-06-01 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path, ie->path)
2883 234035bc 2019-06-01 stsp == -1)
2884 234035bc 2019-06-01 stsp return got_error_from_errno("asprintf");
2885 234035bc 2019-06-01 stsp
2886 234035bc 2019-06-01 stsp /* Reject merges into a work tree with conflicted files. */
2887 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL, a->repo);
2888 234035bc 2019-06-01 stsp if (err)
2889 234035bc 2019-06-01 stsp return err;
2890 234035bc 2019-06-01 stsp if (status == GOT_STATUS_CONFLICT)
2891 234035bc 2019-06-01 stsp return got_error(GOT_ERR_CONFLICTS);
2892 234035bc 2019-06-01 stsp
2893 234035bc 2019-06-01 stsp return NULL;
2894 234035bc 2019-06-01 stsp }
2895 234035bc 2019-06-01 stsp
2896 818c7501 2019-07-11 stsp static const struct got_error *
2897 818c7501 2019-07-11 stsp merge_files(struct got_worktree *worktree, struct got_fileindex *fileindex,
2898 818c7501 2019-07-11 stsp const char *fileindex_path, struct got_object_id *commit_id1,
2899 818c7501 2019-07-11 stsp struct got_object_id *commit_id2, struct got_repository *repo,
2900 818c7501 2019-07-11 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
2901 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
2902 234035bc 2019-06-01 stsp {
2903 818c7501 2019-07-11 stsp const struct got_error *err = NULL, *sync_err;
2904 234035bc 2019-06-01 stsp struct got_object_id *tree_id1 = NULL, *tree_id2 = NULL;
2905 234035bc 2019-06-01 stsp struct got_tree_object *tree1 = NULL, *tree2 = NULL;
2906 234035bc 2019-06-01 stsp struct merge_file_cb_arg arg;
2907 f69721c3 2019-10-21 stsp char *label_orig = NULL;
2908 234035bc 2019-06-01 stsp
2909 03415a1a 2019-06-02 stsp if (commit_id1) {
2910 f69721c3 2019-10-21 stsp char *id_str;
2911 f69721c3 2019-10-21 stsp
2912 03415a1a 2019-06-02 stsp err = got_object_id_by_path(&tree_id1, repo, commit_id1,
2913 03415a1a 2019-06-02 stsp worktree->path_prefix);
2914 03415a1a 2019-06-02 stsp if (err)
2915 03415a1a 2019-06-02 stsp goto done;
2916 03415a1a 2019-06-02 stsp
2917 03415a1a 2019-06-02 stsp err = got_object_open_as_tree(&tree1, repo, tree_id1);
2918 03415a1a 2019-06-02 stsp if (err)
2919 03415a1a 2019-06-02 stsp goto done;
2920 f69721c3 2019-10-21 stsp
2921 f69721c3 2019-10-21 stsp err = got_object_id_str(&id_str, commit_id1);
2922 f69721c3 2019-10-21 stsp if (err)
2923 f69721c3 2019-10-21 stsp goto done;
2924 f69721c3 2019-10-21 stsp
2925 f69721c3 2019-10-21 stsp if (asprintf(&label_orig, "%s: commit %s",
2926 f69721c3 2019-10-21 stsp GOT_MERGE_LABEL_BASE, id_str) == -1) {
2927 f69721c3 2019-10-21 stsp err = got_error_from_errno("asprintf");
2928 f69721c3 2019-10-21 stsp free(id_str);
2929 f69721c3 2019-10-21 stsp goto done;
2930 f69721c3 2019-10-21 stsp }
2931 f69721c3 2019-10-21 stsp free(id_str);
2932 03415a1a 2019-06-02 stsp }
2933 234035bc 2019-06-01 stsp
2934 234035bc 2019-06-01 stsp err = got_object_id_by_path(&tree_id2, repo, commit_id2,
2935 234035bc 2019-06-01 stsp worktree->path_prefix);
2936 234035bc 2019-06-01 stsp if (err)
2937 234035bc 2019-06-01 stsp goto done;
2938 234035bc 2019-06-01 stsp
2939 234035bc 2019-06-01 stsp err = got_object_open_as_tree(&tree2, repo, tree_id2);
2940 234035bc 2019-06-01 stsp if (err)
2941 234035bc 2019-06-01 stsp goto done;
2942 234035bc 2019-06-01 stsp
2943 234035bc 2019-06-01 stsp arg.worktree = worktree;
2944 234035bc 2019-06-01 stsp arg.fileindex = fileindex;
2945 234035bc 2019-06-01 stsp arg.progress_cb = progress_cb;
2946 234035bc 2019-06-01 stsp arg.progress_arg = progress_arg;
2947 234035bc 2019-06-01 stsp arg.cancel_cb = cancel_cb;
2948 234035bc 2019-06-01 stsp arg.cancel_arg = cancel_arg;
2949 f69721c3 2019-10-21 stsp arg.label_orig = label_orig;
2950 818c7501 2019-07-11 stsp arg.commit_id2 = commit_id2;
2951 31b4484f 2019-07-27 stsp err = got_diff_tree(tree1, tree2, "", "", repo, merge_file_cb, &arg, 1);
2952 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
2953 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
2954 af12c6b9 2019-06-04 stsp err = sync_err;
2955 234035bc 2019-06-01 stsp done:
2956 234035bc 2019-06-01 stsp if (tree1)
2957 234035bc 2019-06-01 stsp got_object_tree_close(tree1);
2958 234035bc 2019-06-01 stsp if (tree2)
2959 234035bc 2019-06-01 stsp got_object_tree_close(tree2);
2960 f69721c3 2019-10-21 stsp free(label_orig);
2961 818c7501 2019-07-11 stsp return err;
2962 818c7501 2019-07-11 stsp }
2963 234035bc 2019-06-01 stsp
2964 818c7501 2019-07-11 stsp const struct got_error *
2965 818c7501 2019-07-11 stsp got_worktree_merge_files(struct got_worktree *worktree,
2966 818c7501 2019-07-11 stsp struct got_object_id *commit_id1, struct got_object_id *commit_id2,
2967 818c7501 2019-07-11 stsp struct got_repository *repo, got_worktree_checkout_cb progress_cb,
2968 e6209546 2019-08-22 stsp void *progress_arg, got_cancel_cb cancel_cb, void *cancel_arg)
2969 818c7501 2019-07-11 stsp {
2970 818c7501 2019-07-11 stsp const struct got_error *err, *unlockerr;
2971 818c7501 2019-07-11 stsp char *fileindex_path = NULL;
2972 818c7501 2019-07-11 stsp struct got_fileindex *fileindex = NULL;
2973 818c7501 2019-07-11 stsp struct check_merge_ok_arg mok_arg;
2974 818c7501 2019-07-11 stsp
2975 818c7501 2019-07-11 stsp err = lock_worktree(worktree, LOCK_EX);
2976 818c7501 2019-07-11 stsp if (err)
2977 818c7501 2019-07-11 stsp return err;
2978 818c7501 2019-07-11 stsp
2979 818c7501 2019-07-11 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
2980 818c7501 2019-07-11 stsp if (err)
2981 818c7501 2019-07-11 stsp goto done;
2982 818c7501 2019-07-11 stsp
2983 818c7501 2019-07-11 stsp mok_arg.worktree = worktree;
2984 818c7501 2019-07-11 stsp mok_arg.repo = repo;
2985 818c7501 2019-07-11 stsp err = got_fileindex_for_each_entry_safe(fileindex, check_merge_ok,
2986 818c7501 2019-07-11 stsp &mok_arg);
2987 818c7501 2019-07-11 stsp if (err)
2988 818c7501 2019-07-11 stsp goto done;
2989 818c7501 2019-07-11 stsp
2990 818c7501 2019-07-11 stsp err = merge_files(worktree, fileindex, fileindex_path, commit_id1,
2991 818c7501 2019-07-11 stsp commit_id2, repo, progress_cb, progress_arg, cancel_cb, cancel_arg);
2992 818c7501 2019-07-11 stsp done:
2993 818c7501 2019-07-11 stsp if (fileindex)
2994 818c7501 2019-07-11 stsp got_fileindex_free(fileindex);
2995 818c7501 2019-07-11 stsp free(fileindex_path);
2996 234035bc 2019-06-01 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
2997 234035bc 2019-06-01 stsp if (unlockerr && err == NULL)
2998 234035bc 2019-06-01 stsp err = unlockerr;
2999 234035bc 2019-06-01 stsp return err;
3000 234035bc 2019-06-01 stsp }
3001 234035bc 2019-06-01 stsp
3002 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg {
3003 f8d1f275 2019-02-04 stsp struct got_fileindex *fileindex;
3004 f8d1f275 2019-02-04 stsp struct got_worktree *worktree;
3005 927df6b7 2019-02-10 stsp const char *status_path;
3006 927df6b7 2019-02-10 stsp size_t status_path_len;
3007 f8d1f275 2019-02-04 stsp struct got_repository *repo;
3008 f8d1f275 2019-02-04 stsp got_worktree_status_cb status_cb;
3009 f8d1f275 2019-02-04 stsp void *status_arg;
3010 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb;
3011 f8d1f275 2019-02-04 stsp void *cancel_arg;
3012 6841da00 2019-08-08 stsp /* A pathlist containing per-directory pathlists of ignore patterns. */
3013 6841da00 2019-08-08 stsp struct got_pathlist_head ignores;
3014 f2a9dc41 2019-12-13 tracey int report_unchanged;
3015 3143d852 2020-06-25 stsp int no_ignores;
3016 f8d1f275 2019-02-04 stsp };
3017 88d0e355 2019-08-03 stsp
3018 f8d1f275 2019-02-04 stsp static const struct got_error *
3019 927df6b7 2019-02-10 stsp report_file_status(struct got_fileindex_entry *ie, const char *abspath,
3020 7f91a133 2019-12-13 stsp int dirfd, const char *de_name,
3021 927df6b7 2019-02-10 stsp got_worktree_status_cb status_cb, void *status_arg,
3022 f2a9dc41 2019-12-13 tracey struct got_repository *repo, int report_unchanged)
3023 927df6b7 2019-02-10 stsp {
3024 927df6b7 2019-02-10 stsp const struct got_error *err = NULL;
3025 927df6b7 2019-02-10 stsp unsigned char status = GOT_STATUS_NO_CHANGE;
3026 c363b2c1 2019-08-03 stsp unsigned char staged_status = get_staged_status(ie);
3027 927df6b7 2019-02-10 stsp struct stat sb;
3028 537ac44b 2019-08-03 stsp struct got_object_id blob_id, commit_id, staged_blob_id;
3029 98eaaa12 2019-08-03 stsp struct got_object_id *blob_idp = NULL, *commit_idp = NULL;
3030 98eaaa12 2019-08-03 stsp struct got_object_id *staged_blob_idp = NULL;
3031 927df6b7 2019-02-10 stsp
3032 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, abspath, dirfd, de_name, repo);
3033 98eaaa12 2019-08-03 stsp if (err)
3034 98eaaa12 2019-08-03 stsp return err;
3035 98eaaa12 2019-08-03 stsp
3036 98eaaa12 2019-08-03 stsp if (status == GOT_STATUS_NO_CHANGE &&
3037 f2a9dc41 2019-12-13 tracey staged_status == GOT_STATUS_NO_CHANGE && !report_unchanged)
3038 98eaaa12 2019-08-03 stsp return NULL;
3039 98eaaa12 2019-08-03 stsp
3040 98eaaa12 2019-08-03 stsp if (got_fileindex_entry_has_blob(ie)) {
3041 016a88dd 2019-05-13 stsp memcpy(blob_id.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
3042 98eaaa12 2019-08-03 stsp blob_idp = &blob_id;
3043 98eaaa12 2019-08-03 stsp }
3044 98eaaa12 2019-08-03 stsp if (got_fileindex_entry_has_commit(ie)) {
3045 016a88dd 2019-05-13 stsp memcpy(commit_id.sha1, ie->commit_sha1, SHA1_DIGEST_LENGTH);
3046 98eaaa12 2019-08-03 stsp commit_idp = &commit_id;
3047 927df6b7 2019-02-10 stsp }
3048 98eaaa12 2019-08-03 stsp if (staged_status == GOT_STATUS_ADD ||
3049 98eaaa12 2019-08-03 stsp staged_status == GOT_STATUS_MODIFY) {
3050 98eaaa12 2019-08-03 stsp memcpy(staged_blob_id.sha1, ie->staged_blob_sha1,
3051 98eaaa12 2019-08-03 stsp SHA1_DIGEST_LENGTH);
3052 98eaaa12 2019-08-03 stsp staged_blob_idp = &staged_blob_id;
3053 98eaaa12 2019-08-03 stsp }
3054 98eaaa12 2019-08-03 stsp
3055 98eaaa12 2019-08-03 stsp return (*status_cb)(status_arg, status, staged_status,
3056 12463d8b 2019-12-13 stsp ie->path, blob_idp, staged_blob_idp, commit_idp, dirfd, de_name);
3057 927df6b7 2019-02-10 stsp }
3058 927df6b7 2019-02-10 stsp
3059 927df6b7 2019-02-10 stsp static const struct got_error *
3060 f8d1f275 2019-02-04 stsp status_old_new(void *arg, struct got_fileindex_entry *ie,
3061 7f91a133 2019-12-13 stsp struct dirent *de, const char *parent_path, int dirfd)
3062 f8d1f275 2019-02-04 stsp {
3063 f8d1f275 2019-02-04 stsp const struct got_error *err = NULL;
3064 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg *a = arg;
3065 f8d1f275 2019-02-04 stsp char *abspath;
3066 f8d1f275 2019-02-04 stsp
3067 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
3068 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
3069 0584f854 2019-04-06 stsp
3070 d572f586 2019-08-02 stsp if (got_path_cmp(parent_path, a->status_path,
3071 d572f586 2019-08-02 stsp strlen(parent_path), a->status_path_len) != 0 &&
3072 927df6b7 2019-02-10 stsp !got_path_is_child(parent_path, a->status_path, a->status_path_len))
3073 927df6b7 2019-02-10 stsp return NULL;
3074 927df6b7 2019-02-10 stsp
3075 f8d1f275 2019-02-04 stsp if (parent_path[0]) {
3076 f8d1f275 2019-02-04 stsp if (asprintf(&abspath, "%s/%s/%s", a->worktree->root_path,
3077 f8d1f275 2019-02-04 stsp parent_path, de->d_name) == -1)
3078 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
3079 f8d1f275 2019-02-04 stsp } else {
3080 f8d1f275 2019-02-04 stsp if (asprintf(&abspath, "%s/%s", a->worktree->root_path,
3081 f8d1f275 2019-02-04 stsp de->d_name) == -1)
3082 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
3083 f8d1f275 2019-02-04 stsp }
3084 f8d1f275 2019-02-04 stsp
3085 7f91a133 2019-12-13 stsp err = report_file_status(ie, abspath, dirfd, de->d_name,
3086 7f91a133 2019-12-13 stsp a->status_cb, a->status_arg, a->repo, a->report_unchanged);
3087 f8d1f275 2019-02-04 stsp free(abspath);
3088 9d31a1d8 2018-03-11 stsp return err;
3089 9d31a1d8 2018-03-11 stsp }
3090 f8d1f275 2019-02-04 stsp
3091 f8d1f275 2019-02-04 stsp static const struct got_error *
3092 f8d1f275 2019-02-04 stsp status_old(void *arg, struct got_fileindex_entry *ie, const char *parent_path)
3093 f8d1f275 2019-02-04 stsp {
3094 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg *a = arg;
3095 016a88dd 2019-05-13 stsp struct got_object_id blob_id, commit_id;
3096 2ec1f75b 2019-03-26 stsp unsigned char status;
3097 927df6b7 2019-02-10 stsp
3098 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
3099 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
3100 0584f854 2019-04-06 stsp
3101 c577a9ce 2019-07-27 stsp if (!got_path_is_child(ie->path, a->status_path, a->status_path_len))
3102 927df6b7 2019-02-10 stsp return NULL;
3103 927df6b7 2019-02-10 stsp
3104 016a88dd 2019-05-13 stsp memcpy(blob_id.sha1, ie->blob_sha1, SHA1_DIGEST_LENGTH);
3105 016a88dd 2019-05-13 stsp memcpy(commit_id.sha1, ie->commit_sha1, SHA1_DIGEST_LENGTH);
3106 2ec1f75b 2019-03-26 stsp if (got_fileindex_entry_has_file_on_disk(ie))
3107 2ec1f75b 2019-03-26 stsp status = GOT_STATUS_MISSING;
3108 2ec1f75b 2019-03-26 stsp else
3109 2ec1f75b 2019-03-26 stsp status = GOT_STATUS_DELETE;
3110 88d0e355 2019-08-03 stsp return (*a->status_cb)(a->status_arg, status, get_staged_status(ie),
3111 12463d8b 2019-12-13 stsp ie->path, &blob_id, NULL, &commit_id, -1, NULL);
3112 6841da00 2019-08-08 stsp }
3113 6841da00 2019-08-08 stsp
3114 6841da00 2019-08-08 stsp void
3115 6841da00 2019-08-08 stsp free_ignorelist(struct got_pathlist_head *ignorelist)
3116 6841da00 2019-08-08 stsp {
3117 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe;
3118 6841da00 2019-08-08 stsp
3119 6841da00 2019-08-08 stsp TAILQ_FOREACH(pe, ignorelist, entry)
3120 6841da00 2019-08-08 stsp free((char *)pe->path);
3121 6841da00 2019-08-08 stsp got_pathlist_free(ignorelist);
3122 6841da00 2019-08-08 stsp }
3123 6841da00 2019-08-08 stsp
3124 6841da00 2019-08-08 stsp void
3125 6841da00 2019-08-08 stsp free_ignores(struct got_pathlist_head *ignores)
3126 6841da00 2019-08-08 stsp {
3127 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe;
3128 6841da00 2019-08-08 stsp
3129 6841da00 2019-08-08 stsp TAILQ_FOREACH(pe, ignores, entry) {
3130 6841da00 2019-08-08 stsp struct got_pathlist_head *ignorelist = pe->data;
3131 6841da00 2019-08-08 stsp free_ignorelist(ignorelist);
3132 6841da00 2019-08-08 stsp free((char *)pe->path);
3133 6841da00 2019-08-08 stsp }
3134 6841da00 2019-08-08 stsp got_pathlist_free(ignores);
3135 6841da00 2019-08-08 stsp }
3136 6841da00 2019-08-08 stsp
3137 6841da00 2019-08-08 stsp static const struct got_error *
3138 6841da00 2019-08-08 stsp read_ignores(struct got_pathlist_head *ignores, const char *path, FILE *f)
3139 6841da00 2019-08-08 stsp {
3140 6841da00 2019-08-08 stsp const struct got_error *err = NULL;
3141 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe = NULL;
3142 6841da00 2019-08-08 stsp struct got_pathlist_head *ignorelist;
3143 a0de39f3 2019-08-09 stsp char *line = NULL, *pattern, *dirpath = NULL;
3144 6841da00 2019-08-08 stsp size_t linesize = 0;
3145 6841da00 2019-08-08 stsp ssize_t linelen;
3146 6841da00 2019-08-08 stsp
3147 6841da00 2019-08-08 stsp ignorelist = calloc(1, sizeof(*ignorelist));
3148 6841da00 2019-08-08 stsp if (ignorelist == NULL)
3149 6841da00 2019-08-08 stsp return got_error_from_errno("calloc");
3150 6841da00 2019-08-08 stsp TAILQ_INIT(ignorelist);
3151 6841da00 2019-08-08 stsp
3152 6841da00 2019-08-08 stsp while ((linelen = getline(&line, &linesize, f)) != -1) {
3153 6841da00 2019-08-08 stsp if (linelen > 0 && line[linelen - 1] == '\n')
3154 6841da00 2019-08-08 stsp line[linelen - 1] = '\0';
3155 bd8de430 2019-10-04 stsp
3156 bd8de430 2019-10-04 stsp /* Git's ignores may contain comments. */
3157 bd8de430 2019-10-04 stsp if (line[0] == '#')
3158 bd8de430 2019-10-04 stsp continue;
3159 bd8de430 2019-10-04 stsp
3160 bd8de430 2019-10-04 stsp /* Git's negated patterns are not (yet?) supported. */
3161 bd8de430 2019-10-04 stsp if (line[0] == '!')
3162 bd8de430 2019-10-04 stsp continue;
3163 bd8de430 2019-10-04 stsp
3164 6841da00 2019-08-08 stsp if (asprintf(&pattern, "%s%s%s", path, path[0] ? "/" : "",
3165 6841da00 2019-08-08 stsp line) == -1) {
3166 6841da00 2019-08-08 stsp err = got_error_from_errno("asprintf");
3167 6841da00 2019-08-08 stsp goto done;
3168 6841da00 2019-08-08 stsp }
3169 6841da00 2019-08-08 stsp err = got_pathlist_insert(NULL, ignorelist, pattern, NULL);
3170 6841da00 2019-08-08 stsp if (err)
3171 6841da00 2019-08-08 stsp goto done;
3172 6841da00 2019-08-08 stsp }
3173 6841da00 2019-08-08 stsp if (ferror(f)) {
3174 6841da00 2019-08-08 stsp err = got_error_from_errno("getline");
3175 6841da00 2019-08-08 stsp goto done;
3176 6841da00 2019-08-08 stsp }
3177 6841da00 2019-08-08 stsp
3178 6841da00 2019-08-08 stsp dirpath = strdup(path);
3179 6841da00 2019-08-08 stsp if (dirpath == NULL) {
3180 6841da00 2019-08-08 stsp err = got_error_from_errno("strdup");
3181 6841da00 2019-08-08 stsp goto done;
3182 6841da00 2019-08-08 stsp }
3183 6841da00 2019-08-08 stsp err = got_pathlist_insert(&pe, ignores, dirpath, ignorelist);
3184 6841da00 2019-08-08 stsp done:
3185 6841da00 2019-08-08 stsp free(line);
3186 6841da00 2019-08-08 stsp if (err || pe == NULL) {
3187 6841da00 2019-08-08 stsp free(dirpath);
3188 6841da00 2019-08-08 stsp free_ignorelist(ignorelist);
3189 6841da00 2019-08-08 stsp }
3190 6841da00 2019-08-08 stsp return err;
3191 6841da00 2019-08-08 stsp }
3192 6841da00 2019-08-08 stsp
3193 6841da00 2019-08-08 stsp int
3194 6841da00 2019-08-08 stsp match_ignores(struct got_pathlist_head *ignores, const char *path)
3195 6841da00 2019-08-08 stsp {
3196 6841da00 2019-08-08 stsp struct got_pathlist_entry *pe;
3197 bd8de430 2019-10-04 stsp
3198 bd8de430 2019-10-04 stsp /* Handle patterns which match in all directories. */
3199 bd8de430 2019-10-04 stsp TAILQ_FOREACH(pe, ignores, entry) {
3200 bd8de430 2019-10-04 stsp struct got_pathlist_head *ignorelist = pe->data;
3201 bd8de430 2019-10-04 stsp struct got_pathlist_entry *pi;
3202 bd8de430 2019-10-04 stsp
3203 bd8de430 2019-10-04 stsp TAILQ_FOREACH(pi, ignorelist, entry) {
3204 bd8de430 2019-10-04 stsp const char *p, *pattern = pi->path;
3205 6841da00 2019-08-08 stsp
3206 bd8de430 2019-10-04 stsp if (strncmp(pattern, "**/", 3) != 0)
3207 bd8de430 2019-10-04 stsp continue;
3208 bd8de430 2019-10-04 stsp pattern += 3;
3209 bd8de430 2019-10-04 stsp p = path;
3210 bd8de430 2019-10-04 stsp while (*p) {
3211 bd8de430 2019-10-04 stsp if (fnmatch(pattern, p,
3212 bd8de430 2019-10-04 stsp FNM_PATHNAME | FNM_LEADING_DIR)) {
3213 bd8de430 2019-10-04 stsp /* Retry in next directory. */
3214 bd8de430 2019-10-04 stsp while (*p && *p != '/')
3215 bd8de430 2019-10-04 stsp p++;
3216 bd8de430 2019-10-04 stsp while (*p == '/')
3217 bd8de430 2019-10-04 stsp p++;
3218 bd8de430 2019-10-04 stsp continue;
3219 bd8de430 2019-10-04 stsp }
3220 bd8de430 2019-10-04 stsp return 1;
3221 bd8de430 2019-10-04 stsp }
3222 bd8de430 2019-10-04 stsp }
3223 bd8de430 2019-10-04 stsp }
3224 bd8de430 2019-10-04 stsp
3225 6841da00 2019-08-08 stsp /*
3226 6841da00 2019-08-08 stsp * The ignores pathlist contains ignore lists from children before
3227 6841da00 2019-08-08 stsp * parents, so we can find the most specific ignorelist by walking
3228 6841da00 2019-08-08 stsp * ignores backwards.
3229 6841da00 2019-08-08 stsp */
3230 6841da00 2019-08-08 stsp pe = TAILQ_LAST(ignores, got_pathlist_head);
3231 6841da00 2019-08-08 stsp while (pe) {
3232 6841da00 2019-08-08 stsp if (got_path_is_child(path, pe->path, pe->path_len)) {
3233 6841da00 2019-08-08 stsp struct got_pathlist_head *ignorelist = pe->data;
3234 6841da00 2019-08-08 stsp struct got_pathlist_entry *pi;
3235 6841da00 2019-08-08 stsp TAILQ_FOREACH(pi, ignorelist, entry) {
3236 bd8de430 2019-10-04 stsp const char *pattern = pi->path;
3237 bd8de430 2019-10-04 stsp int flags = FNM_LEADING_DIR;
3238 bd8de430 2019-10-04 stsp if (strstr(pattern, "/**/") == NULL)
3239 bd8de430 2019-10-04 stsp flags |= FNM_PATHNAME;
3240 bd8de430 2019-10-04 stsp if (fnmatch(pattern, path, flags))
3241 6841da00 2019-08-08 stsp continue;
3242 6841da00 2019-08-08 stsp return 1;
3243 6841da00 2019-08-08 stsp }
3244 6841da00 2019-08-08 stsp }
3245 6841da00 2019-08-08 stsp pe = TAILQ_PREV(pe, got_pathlist_head, entry);
3246 6841da00 2019-08-08 stsp }
3247 6841da00 2019-08-08 stsp
3248 6841da00 2019-08-08 stsp return 0;
3249 6841da00 2019-08-08 stsp }
3250 6841da00 2019-08-08 stsp
3251 6841da00 2019-08-08 stsp static const struct got_error *
3252 b80270a7 2019-08-08 stsp add_ignores(struct got_pathlist_head *ignores, const char *root_path,
3253 886cec17 2019-12-15 stsp const char *path, int dirfd, const char *ignores_filename)
3254 6841da00 2019-08-08 stsp {
3255 6841da00 2019-08-08 stsp const struct got_error *err = NULL;
3256 6841da00 2019-08-08 stsp char *ignorespath;
3257 886cec17 2019-12-15 stsp int fd = -1;
3258 6841da00 2019-08-08 stsp FILE *ignoresfile = NULL;
3259 6841da00 2019-08-08 stsp
3260 bd8de430 2019-10-04 stsp if (asprintf(&ignorespath, "%s/%s%s%s", root_path, path,
3261 bd8de430 2019-10-04 stsp path[0] ? "/" : "", ignores_filename) == -1)
3262 6841da00 2019-08-08 stsp return got_error_from_errno("asprintf");
3263 6841da00 2019-08-08 stsp
3264 886cec17 2019-12-15 stsp if (dirfd != -1) {
3265 886cec17 2019-12-15 stsp fd = openat(dirfd, ignores_filename, O_RDONLY | O_NOFOLLOW);
3266 886cec17 2019-12-15 stsp if (fd == -1) {
3267 886cec17 2019-12-15 stsp if (errno != ENOENT && errno != EACCES)
3268 886cec17 2019-12-15 stsp err = got_error_from_errno2("openat",
3269 886cec17 2019-12-15 stsp ignorespath);
3270 886cec17 2019-12-15 stsp } else {
3271 886cec17 2019-12-15 stsp ignoresfile = fdopen(fd, "r");
3272 886cec17 2019-12-15 stsp if (ignoresfile == NULL)
3273 886cec17 2019-12-15 stsp err = got_error_from_errno2("fdopen",
3274 886cec17 2019-12-15 stsp ignorespath);
3275 886cec17 2019-12-15 stsp else {
3276 886cec17 2019-12-15 stsp fd = -1;
3277 886cec17 2019-12-15 stsp err = read_ignores(ignores, path, ignoresfile);
3278 886cec17 2019-12-15 stsp }
3279 886cec17 2019-12-15 stsp }
3280 886cec17 2019-12-15 stsp } else {
3281 886cec17 2019-12-15 stsp ignoresfile = fopen(ignorespath, "r");
3282 886cec17 2019-12-15 stsp if (ignoresfile == NULL) {
3283 886cec17 2019-12-15 stsp if (errno != ENOENT && errno != EACCES)
3284 886cec17 2019-12-15 stsp err = got_error_from_errno2("fopen",
3285 886cec17 2019-12-15 stsp ignorespath);
3286 886cec17 2019-12-15 stsp } else
3287 886cec17 2019-12-15 stsp err = read_ignores(ignores, path, ignoresfile);
3288 886cec17 2019-12-15 stsp }
3289 6841da00 2019-08-08 stsp
3290 6841da00 2019-08-08 stsp if (ignoresfile && fclose(ignoresfile) == EOF && err == NULL)
3291 4e68cba3 2019-11-23 stsp err = got_error_from_errno2("fclose", path);
3292 886cec17 2019-12-15 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
3293 886cec17 2019-12-15 stsp err = got_error_from_errno2("close", path);
3294 6841da00 2019-08-08 stsp free(ignorespath);
3295 6841da00 2019-08-08 stsp return err;
3296 f8d1f275 2019-02-04 stsp }
3297 f8d1f275 2019-02-04 stsp
3298 f8d1f275 2019-02-04 stsp static const struct got_error *
3299 7f91a133 2019-12-13 stsp status_new(void *arg, struct dirent *de, const char *parent_path, int dirfd)
3300 f8d1f275 2019-02-04 stsp {
3301 b72f483a 2019-02-05 stsp const struct got_error *err = NULL;
3302 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg *a = arg;
3303 f8d1f275 2019-02-04 stsp char *path = NULL;
3304 f8d1f275 2019-02-04 stsp
3305 0584f854 2019-04-06 stsp if (a->cancel_cb && a->cancel_cb(a->cancel_arg))
3306 0584f854 2019-04-06 stsp return got_error(GOT_ERR_CANCELLED);
3307 0584f854 2019-04-06 stsp
3308 f8d1f275 2019-02-04 stsp if (parent_path[0]) {
3309 f8d1f275 2019-02-04 stsp if (asprintf(&path, "%s/%s", parent_path, de->d_name) == -1)
3310 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
3311 f8d1f275 2019-02-04 stsp } else {
3312 f8d1f275 2019-02-04 stsp path = de->d_name;
3313 f8d1f275 2019-02-04 stsp }
3314 f8d1f275 2019-02-04 stsp
3315 3143d852 2020-06-25 stsp if (de->d_type != DT_DIR &&
3316 3143d852 2020-06-25 stsp got_path_is_child(path, a->status_path, a->status_path_len)
3317 6841da00 2019-08-08 stsp && !match_ignores(&a->ignores, path))
3318 c577a9ce 2019-07-27 stsp err = (*a->status_cb)(a->status_arg, GOT_STATUS_UNVERSIONED,
3319 12463d8b 2019-12-13 stsp GOT_STATUS_NO_CHANGE, path, NULL, NULL, NULL, -1, NULL);
3320 f8d1f275 2019-02-04 stsp if (parent_path[0])
3321 f8d1f275 2019-02-04 stsp free(path);
3322 b72f483a 2019-02-05 stsp return err;
3323 f8d1f275 2019-02-04 stsp }
3324 f8d1f275 2019-02-04 stsp
3325 347d1d3e 2019-07-12 stsp static const struct got_error *
3326 3143d852 2020-06-25 stsp status_traverse(void *arg, const char *path, int dirfd)
3327 3143d852 2020-06-25 stsp {
3328 3143d852 2020-06-25 stsp const struct got_error *err = NULL;
3329 3143d852 2020-06-25 stsp struct diff_dir_cb_arg *a = arg;
3330 3143d852 2020-06-25 stsp
3331 3143d852 2020-06-25 stsp if (a->no_ignores)
3332 3143d852 2020-06-25 stsp return NULL;
3333 3143d852 2020-06-25 stsp
3334 3143d852 2020-06-25 stsp err = add_ignores(&a->ignores, a->worktree->root_path,
3335 3143d852 2020-06-25 stsp path, dirfd, ".cvsignore");
3336 3143d852 2020-06-25 stsp if (err)
3337 3143d852 2020-06-25 stsp return err;
3338 3143d852 2020-06-25 stsp
3339 3143d852 2020-06-25 stsp err = add_ignores(&a->ignores, a->worktree->root_path, path,
3340 3143d852 2020-06-25 stsp dirfd, ".gitignore");
3341 3143d852 2020-06-25 stsp
3342 3143d852 2020-06-25 stsp return err;
3343 3143d852 2020-06-25 stsp }
3344 3143d852 2020-06-25 stsp
3345 3143d852 2020-06-25 stsp static const struct got_error *
3346 abb4604f 2019-07-27 stsp report_single_file_status(const char *path, const char *ondisk_path,
3347 abb4604f 2019-07-27 stsp struct got_fileindex *fileindex, got_worktree_status_cb status_cb,
3348 f2a9dc41 2019-12-13 tracey void *status_arg, struct got_repository *repo, int report_unchanged)
3349 abb4604f 2019-07-27 stsp {
3350 abb4604f 2019-07-27 stsp struct got_fileindex_entry *ie;
3351 abb4604f 2019-07-27 stsp struct stat sb;
3352 abb4604f 2019-07-27 stsp
3353 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(fileindex, path, strlen(path));
3354 abb4604f 2019-07-27 stsp if (ie)
3355 7f91a133 2019-12-13 stsp return report_file_status(ie, ondisk_path, -1, NULL,
3356 7f91a133 2019-12-13 stsp status_cb, status_arg, repo, report_unchanged);
3357 abb4604f 2019-07-27 stsp
3358 abb4604f 2019-07-27 stsp if (lstat(ondisk_path, &sb) == -1) {
3359 abb4604f 2019-07-27 stsp if (errno != ENOENT)
3360 abb4604f 2019-07-27 stsp return got_error_from_errno2("lstat", ondisk_path);
3361 2a06fe5f 2019-08-24 stsp return (*status_cb)(status_arg, GOT_STATUS_NONEXISTENT,
3362 12463d8b 2019-12-13 stsp GOT_STATUS_NO_CHANGE, path, NULL, NULL, NULL, -1, NULL);
3363 abb4604f 2019-07-27 stsp return NULL;
3364 abb4604f 2019-07-27 stsp }
3365 abb4604f 2019-07-27 stsp
3366 00bb5ea0 2020-07-23 stsp if (S_ISREG(sb.st_mode) || S_ISLNK(sb.st_mode))
3367 88d0e355 2019-08-03 stsp return (*status_cb)(status_arg, GOT_STATUS_UNVERSIONED,
3368 12463d8b 2019-12-13 stsp GOT_STATUS_NO_CHANGE, path, NULL, NULL, NULL, -1, NULL);
3369 abb4604f 2019-07-27 stsp
3370 abb4604f 2019-07-27 stsp return NULL;
3371 3143d852 2020-06-25 stsp }
3372 3143d852 2020-06-25 stsp
3373 3143d852 2020-06-25 stsp static const struct got_error *
3374 3143d852 2020-06-25 stsp add_ignores_from_parent_paths(struct got_pathlist_head *ignores,
3375 3143d852 2020-06-25 stsp const char *root_path, const char *path)
3376 3143d852 2020-06-25 stsp {
3377 3143d852 2020-06-25 stsp const struct got_error *err;
3378 b737c85a 2020-06-26 stsp char *parent_path, *next_parent_path = NULL;
3379 3143d852 2020-06-25 stsp
3380 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, "", -1,
3381 3143d852 2020-06-25 stsp ".cvsignore");
3382 3143d852 2020-06-25 stsp if (err)
3383 3143d852 2020-06-25 stsp return err;
3384 3143d852 2020-06-25 stsp
3385 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, "", -1,
3386 3143d852 2020-06-25 stsp ".gitignore");
3387 3143d852 2020-06-25 stsp if (err)
3388 3143d852 2020-06-25 stsp return err;
3389 3143d852 2020-06-25 stsp
3390 3143d852 2020-06-25 stsp err = got_path_dirname(&parent_path, path);
3391 3143d852 2020-06-25 stsp if (err) {
3392 3143d852 2020-06-25 stsp if (err->code == GOT_ERR_BAD_PATH)
3393 3143d852 2020-06-25 stsp return NULL; /* cannot traverse parent */
3394 3143d852 2020-06-25 stsp return err;
3395 3143d852 2020-06-25 stsp }
3396 3143d852 2020-06-25 stsp for (;;) {
3397 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, parent_path, -1,
3398 3143d852 2020-06-25 stsp ".cvsignore");
3399 3143d852 2020-06-25 stsp if (err)
3400 3143d852 2020-06-25 stsp break;
3401 3143d852 2020-06-25 stsp err = add_ignores(ignores, root_path, parent_path, -1,
3402 3143d852 2020-06-25 stsp ".gitignore");
3403 3143d852 2020-06-25 stsp if (err)
3404 3143d852 2020-06-25 stsp break;
3405 3143d852 2020-06-25 stsp err = got_path_dirname(&next_parent_path, parent_path);
3406 3143d852 2020-06-25 stsp if (err) {
3407 b737c85a 2020-06-26 stsp if (err->code == GOT_ERR_BAD_PATH)
3408 b737c85a 2020-06-26 stsp err = NULL; /* traversed everything */
3409 3143d852 2020-06-25 stsp break;
3410 3143d852 2020-06-25 stsp }
3411 b737c85a 2020-06-26 stsp free(parent_path);
3412 b737c85a 2020-06-26 stsp parent_path = next_parent_path;
3413 b737c85a 2020-06-26 stsp next_parent_path = NULL;
3414 3143d852 2020-06-25 stsp }
3415 3143d852 2020-06-25 stsp
3416 b737c85a 2020-06-26 stsp free(parent_path);
3417 b737c85a 2020-06-26 stsp free(next_parent_path);
3418 3143d852 2020-06-25 stsp return err;
3419 abb4604f 2019-07-27 stsp }
3420 abb4604f 2019-07-27 stsp
3421 abb4604f 2019-07-27 stsp static const struct got_error *
3422 347d1d3e 2019-07-12 stsp worktree_status(struct got_worktree *worktree, const char *path,
3423 347d1d3e 2019-07-12 stsp struct got_fileindex *fileindex, struct got_repository *repo,
3424 347d1d3e 2019-07-12 stsp got_worktree_status_cb status_cb, void *status_arg,
3425 f2a9dc41 2019-12-13 tracey got_cancel_cb cancel_cb, void *cancel_arg, int no_ignores,
3426 f2a9dc41 2019-12-13 tracey int report_unchanged)
3427 f8d1f275 2019-02-04 stsp {
3428 f8d1f275 2019-02-04 stsp const struct got_error *err = NULL;
3429 6fc93f37 2019-12-13 stsp int fd = -1;
3430 d43a8a88 2019-02-05 stsp struct got_fileindex_diff_dir_cb fdiff_cb;
3431 f8d1f275 2019-02-04 stsp struct diff_dir_cb_arg arg;
3432 927df6b7 2019-02-10 stsp char *ondisk_path = NULL;
3433 3143d852 2020-06-25 stsp
3434 3143d852 2020-06-25 stsp TAILQ_INIT(&arg.ignores);
3435 f8d1f275 2019-02-04 stsp
3436 927df6b7 2019-02-10 stsp if (asprintf(&ondisk_path, "%s%s%s",
3437 8dc303cc 2019-07-27 stsp worktree->root_path, path[0] ? "/" : "", path) == -1)
3438 8dc303cc 2019-07-27 stsp return got_error_from_errno("asprintf");
3439 8dc303cc 2019-07-27 stsp
3440 6fc93f37 2019-12-13 stsp fd = open(ondisk_path, O_RDONLY | O_NOFOLLOW | O_DIRECTORY);
3441 6fc93f37 2019-12-13 stsp if (fd == -1) {
3442 00bb5ea0 2020-07-23 stsp if (errno != ENOTDIR && errno != ENOENT && errno != EACCES &&
3443 00bb5ea0 2020-07-23 stsp errno != ELOOP)
3444 6fc93f37 2019-12-13 stsp err = got_error_from_errno2("open", ondisk_path);
3445 abb4604f 2019-07-27 stsp else
3446 abb4604f 2019-07-27 stsp err = report_single_file_status(path, ondisk_path,
3447 f2a9dc41 2019-12-13 tracey fileindex, status_cb, status_arg, repo,
3448 f2a9dc41 2019-12-13 tracey report_unchanged);
3449 abb4604f 2019-07-27 stsp } else {
3450 abb4604f 2019-07-27 stsp fdiff_cb.diff_old_new = status_old_new;
3451 abb4604f 2019-07-27 stsp fdiff_cb.diff_old = status_old;
3452 abb4604f 2019-07-27 stsp fdiff_cb.diff_new = status_new;
3453 3143d852 2020-06-25 stsp fdiff_cb.diff_traverse = status_traverse;
3454 abb4604f 2019-07-27 stsp arg.fileindex = fileindex;
3455 abb4604f 2019-07-27 stsp arg.worktree = worktree;
3456 abb4604f 2019-07-27 stsp arg.status_path = path;
3457 abb4604f 2019-07-27 stsp arg.status_path_len = strlen(path);
3458 abb4604f 2019-07-27 stsp arg.repo = repo;
3459 abb4604f 2019-07-27 stsp arg.status_cb = status_cb;
3460 abb4604f 2019-07-27 stsp arg.status_arg = status_arg;
3461 abb4604f 2019-07-27 stsp arg.cancel_cb = cancel_cb;
3462 abb4604f 2019-07-27 stsp arg.cancel_arg = cancel_arg;
3463 f2a9dc41 2019-12-13 tracey arg.report_unchanged = report_unchanged;
3464 3143d852 2020-06-25 stsp arg.no_ignores = no_ignores;
3465 022fae89 2019-12-06 tracey if (!no_ignores) {
3466 3143d852 2020-06-25 stsp err = add_ignores_from_parent_paths(&arg.ignores,
3467 3143d852 2020-06-25 stsp worktree->root_path, path);
3468 3143d852 2020-06-25 stsp if (err)
3469 3143d852 2020-06-25 stsp goto done;
3470 022fae89 2019-12-06 tracey }
3471 3143d852 2020-06-25 stsp err = got_fileindex_diff_dir(fileindex, fd,
3472 3143d852 2020-06-25 stsp worktree->root_path, path, repo, &fdiff_cb, &arg);
3473 927df6b7 2019-02-10 stsp }
3474 3143d852 2020-06-25 stsp done:
3475 3143d852 2020-06-25 stsp free_ignores(&arg.ignores);
3476 6fc93f37 2019-12-13 stsp if (fd != -1 && close(fd) != 0 && err == NULL)
3477 6fc93f37 2019-12-13 stsp err = got_error_from_errno("close");
3478 927df6b7 2019-02-10 stsp free(ondisk_path);
3479 347d1d3e 2019-07-12 stsp return err;
3480 347d1d3e 2019-07-12 stsp }
3481 347d1d3e 2019-07-12 stsp
3482 347d1d3e 2019-07-12 stsp const struct got_error *
3483 72ea6654 2019-07-27 stsp got_worktree_status(struct got_worktree *worktree,
3484 72ea6654 2019-07-27 stsp struct got_pathlist_head *paths, struct got_repository *repo,
3485 72ea6654 2019-07-27 stsp got_worktree_status_cb status_cb, void *status_arg,
3486 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
3487 347d1d3e 2019-07-12 stsp {
3488 347d1d3e 2019-07-12 stsp const struct got_error *err = NULL;
3489 347d1d3e 2019-07-12 stsp char *fileindex_path = NULL;
3490 347d1d3e 2019-07-12 stsp struct got_fileindex *fileindex = NULL;
3491 72ea6654 2019-07-27 stsp struct got_pathlist_entry *pe;
3492 347d1d3e 2019-07-12 stsp
3493 347d1d3e 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
3494 347d1d3e 2019-07-12 stsp if (err)
3495 347d1d3e 2019-07-12 stsp return err;
3496 347d1d3e 2019-07-12 stsp
3497 72ea6654 2019-07-27 stsp TAILQ_FOREACH(pe, paths, entry) {
3498 72ea6654 2019-07-27 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
3499 f2a9dc41 2019-12-13 tracey status_cb, status_arg, cancel_cb, cancel_arg, 0, 0);
3500 72ea6654 2019-07-27 stsp if (err)
3501 72ea6654 2019-07-27 stsp break;
3502 72ea6654 2019-07-27 stsp }
3503 f8d1f275 2019-02-04 stsp free(fileindex_path);
3504 f8d1f275 2019-02-04 stsp got_fileindex_free(fileindex);
3505 f8d1f275 2019-02-04 stsp return err;
3506 f8d1f275 2019-02-04 stsp }
3507 6c7ab921 2019-03-18 stsp
3508 6c7ab921 2019-03-18 stsp const struct got_error *
3509 6c7ab921 2019-03-18 stsp got_worktree_resolve_path(char **wt_path, struct got_worktree *worktree,
3510 6c7ab921 2019-03-18 stsp const char *arg)
3511 6c7ab921 2019-03-18 stsp {
3512 6c7ab921 2019-03-18 stsp const struct got_error *err = NULL;
3513 00bb5ea0 2020-07-23 stsp char *resolved = NULL, *cwd = NULL, *path = NULL;
3514 6c7ab921 2019-03-18 stsp size_t len;
3515 00bb5ea0 2020-07-23 stsp struct stat sb;
3516 6c7ab921 2019-03-18 stsp
3517 6c7ab921 2019-03-18 stsp *wt_path = NULL;
3518 6c7ab921 2019-03-18 stsp
3519 00bb5ea0 2020-07-23 stsp cwd = getcwd(NULL, 0);
3520 00bb5ea0 2020-07-23 stsp if (cwd == NULL)
3521 00bb5ea0 2020-07-23 stsp return got_error_from_errno("getcwd");
3522 00bb5ea0 2020-07-23 stsp
3523 00bb5ea0 2020-07-23 stsp if (lstat(arg, &sb) == -1) {
3524 00bb5ea0 2020-07-23 stsp if (errno != ENOENT) {
3525 00bb5ea0 2020-07-23 stsp err = got_error_from_errno2("lstat", arg);
3526 00bb5ea0 2020-07-23 stsp goto done;
3527 00bb5ea0 2020-07-23 stsp }
3528 00bb5ea0 2020-07-23 stsp }
3529 00bb5ea0 2020-07-23 stsp if (S_ISLNK(sb.st_mode)) {
3530 00bb5ea0 2020-07-23 stsp /*
3531 00bb5ea0 2020-07-23 stsp * We cannot use realpath(3) with symlinks since we want to
3532 00bb5ea0 2020-07-23 stsp * operate on the symlink itself.
3533 00bb5ea0 2020-07-23 stsp * But we can make the path absolute, assuming it is relative
3534 00bb5ea0 2020-07-23 stsp * to the current working directory, and then canonicalize it.
3535 00bb5ea0 2020-07-23 stsp */
3536 00bb5ea0 2020-07-23 stsp char *abspath = NULL;
3537 00bb5ea0 2020-07-23 stsp char canonpath[PATH_MAX];
3538 00bb5ea0 2020-07-23 stsp if (!got_path_is_absolute(arg)) {
3539 00bb5ea0 2020-07-23 stsp if (asprintf(&abspath, "%s/%s", cwd, arg) == -1) {
3540 00bb5ea0 2020-07-23 stsp err = got_error_from_errno("asprintf");
3541 00bb5ea0 2020-07-23 stsp goto done;
3542 00bb5ea0 2020-07-23 stsp }
3543 00bb5ea0 2020-07-23 stsp
3544 00bb5ea0 2020-07-23 stsp }
3545 00bb5ea0 2020-07-23 stsp err = got_canonpath(abspath ? abspath : arg, canonpath,
3546 00bb5ea0 2020-07-23 stsp sizeof(canonpath));
3547 00bb5ea0 2020-07-23 stsp if (err)
3548 d0710d08 2019-07-22 stsp goto done;
3549 00bb5ea0 2020-07-23 stsp resolved = strdup(canonpath);
3550 00bb5ea0 2020-07-23 stsp if (resolved == NULL) {
3551 00bb5ea0 2020-07-23 stsp err = got_error_from_errno("strdup");
3552 00bb5ea0 2020-07-23 stsp goto done;
3553 00bb5ea0 2020-07-23 stsp }
3554 00bb5ea0 2020-07-23 stsp } else {
3555 00bb5ea0 2020-07-23 stsp resolved = realpath(arg, NULL);
3556 00bb5ea0 2020-07-23 stsp if (resolved == NULL) {
3557 00bb5ea0 2020-07-23 stsp if (errno != ENOENT) {
3558 00bb5ea0 2020-07-23 stsp err = got_error_from_errno2("realpath", arg);
3559 00bb5ea0 2020-07-23 stsp goto done;
3560 00bb5ea0 2020-07-23 stsp }
3561 00bb5ea0 2020-07-23 stsp if (asprintf(&resolved, "%s/%s", cwd, arg) == -1) {
3562 00bb5ea0 2020-07-23 stsp err = got_error_from_errno("asprintf");
3563 00bb5ea0 2020-07-23 stsp goto done;
3564 00bb5ea0 2020-07-23 stsp }
3565 d0710d08 2019-07-22 stsp }
3566 d0710d08 2019-07-22 stsp }
3567 6c7ab921 2019-03-18 stsp
3568 6c7ab921 2019-03-18 stsp if (strncmp(got_worktree_get_root_path(worktree), resolved,
3569 6c7ab921 2019-03-18 stsp strlen(got_worktree_get_root_path(worktree)))) {
3570 63f810e6 2020-02-29 stsp err = got_error_path(resolved, GOT_ERR_BAD_PATH);
3571 6c7ab921 2019-03-18 stsp goto done;
3572 6c7ab921 2019-03-18 stsp }
3573 6c7ab921 2019-03-18 stsp
3574 f6d88e1a 2019-05-29 stsp if (strlen(resolved) > strlen(got_worktree_get_root_path(worktree))) {
3575 f6d88e1a 2019-05-29 stsp err = got_path_skip_common_ancestor(&path,
3576 f6d88e1a 2019-05-29 stsp got_worktree_get_root_path(worktree), resolved);
3577 f6d88e1a 2019-05-29 stsp if (err)
3578 f6d88e1a 2019-05-29 stsp goto done;
3579 f6d88e1a 2019-05-29 stsp } else {
3580 f6d88e1a 2019-05-29 stsp path = strdup("");
3581 f6d88e1a 2019-05-29 stsp if (path == NULL) {
3582 f6d88e1a 2019-05-29 stsp err = got_error_from_errno("strdup");
3583 f6d88e1a 2019-05-29 stsp goto done;
3584 f6d88e1a 2019-05-29 stsp }
3585 6c7ab921 2019-03-18 stsp }
3586 6c7ab921 2019-03-18 stsp
3587 6c7ab921 2019-03-18 stsp /* XXX status walk can't deal with trailing slash! */
3588 6c7ab921 2019-03-18 stsp len = strlen(path);
3589 3f17dee4 2019-07-27 stsp while (len > 0 && path[len - 1] == '/') {
3590 6c7ab921 2019-03-18 stsp path[len - 1] = '\0';
3591 6c7ab921 2019-03-18 stsp len--;
3592 6c7ab921 2019-03-18 stsp }
3593 6c7ab921 2019-03-18 stsp done:
3594 6c7ab921 2019-03-18 stsp free(resolved);
3595 d0710d08 2019-07-22 stsp free(cwd);
3596 6c7ab921 2019-03-18 stsp if (err == NULL)
3597 6c7ab921 2019-03-18 stsp *wt_path = path;
3598 6c7ab921 2019-03-18 stsp else
3599 6c7ab921 2019-03-18 stsp free(path);
3600 d00136be 2019-03-26 stsp return err;
3601 d00136be 2019-03-26 stsp }
3602 d00136be 2019-03-26 stsp
3603 4e68cba3 2019-11-23 stsp struct schedule_addition_args {
3604 4e68cba3 2019-11-23 stsp struct got_worktree *worktree;
3605 4e68cba3 2019-11-23 stsp struct got_fileindex *fileindex;
3606 4e68cba3 2019-11-23 stsp got_worktree_checkout_cb progress_cb;
3607 4e68cba3 2019-11-23 stsp void *progress_arg;
3608 4e68cba3 2019-11-23 stsp struct got_repository *repo;
3609 4e68cba3 2019-11-23 stsp };
3610 4e68cba3 2019-11-23 stsp
3611 4e68cba3 2019-11-23 stsp static const struct got_error *
3612 4e68cba3 2019-11-23 stsp schedule_addition(void *arg, unsigned char status, unsigned char staged_status,
3613 4e68cba3 2019-11-23 stsp const char *relpath, struct got_object_id *blob_id,
3614 12463d8b 2019-12-13 stsp struct got_object_id *staged_blob_id, struct got_object_id *commit_id,
3615 12463d8b 2019-12-13 stsp int dirfd, const char *de_name)
3616 07f5b47a 2019-06-02 stsp {
3617 4e68cba3 2019-11-23 stsp struct schedule_addition_args *a = arg;
3618 07f5b47a 2019-06-02 stsp const struct got_error *err = NULL;
3619 07f5b47a 2019-06-02 stsp struct got_fileindex_entry *ie;
3620 6d022e97 2019-08-04 stsp struct stat sb;
3621 dbb83fbd 2019-12-12 stsp char *ondisk_path;
3622 07f5b47a 2019-06-02 stsp
3623 dbb83fbd 2019-12-12 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
3624 dbb83fbd 2019-12-12 stsp relpath) == -1)
3625 dbb83fbd 2019-12-12 stsp return got_error_from_errno("asprintf");
3626 dbb83fbd 2019-12-12 stsp
3627 4e68cba3 2019-11-23 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
3628 6d022e97 2019-08-04 stsp if (ie) {
3629 12463d8b 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, dirfd,
3630 12463d8b 2019-12-13 stsp de_name, a->repo);
3631 6d022e97 2019-08-04 stsp if (err)
3632 dbb83fbd 2019-12-12 stsp goto done;
3633 6d022e97 2019-08-04 stsp /* Re-adding an existing entry is a no-op. */
3634 6d022e97 2019-08-04 stsp if (status == GOT_STATUS_ADD)
3635 dbb83fbd 2019-12-12 stsp goto done;
3636 dbb83fbd 2019-12-12 stsp err = got_error_path(relpath, GOT_ERR_FILE_STATUS);
3637 dbb83fbd 2019-12-12 stsp if (err)
3638 dbb83fbd 2019-12-12 stsp goto done;
3639 6d022e97 2019-08-04 stsp }
3640 07f5b47a 2019-06-02 stsp
3641 dbb83fbd 2019-12-12 stsp if (status != GOT_STATUS_UNVERSIONED) {
3642 dbb83fbd 2019-12-12 stsp err = got_error_path(ondisk_path, GOT_ERR_FILE_STATUS);
3643 dbb83fbd 2019-12-12 stsp goto done;
3644 4e68cba3 2019-11-23 stsp }
3645 07f5b47a 2019-06-02 stsp
3646 3969253a 2020-03-07 stsp err = got_fileindex_entry_alloc(&ie, relpath);
3647 4e68cba3 2019-11-23 stsp if (err)
3648 4e68cba3 2019-11-23 stsp goto done;
3649 3969253a 2020-03-07 stsp err = got_fileindex_entry_update(ie, ondisk_path, NULL, NULL, 1);
3650 3969253a 2020-03-07 stsp if (err) {
3651 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
3652 3969253a 2020-03-07 stsp goto done;
3653 3969253a 2020-03-07 stsp }
3654 4e68cba3 2019-11-23 stsp err = got_fileindex_entry_add(a->fileindex, ie);
3655 07f5b47a 2019-06-02 stsp if (err) {
3656 07f5b47a 2019-06-02 stsp got_fileindex_entry_free(ie);
3657 4e68cba3 2019-11-23 stsp goto done;
3658 07f5b47a 2019-06-02 stsp }
3659 4e68cba3 2019-11-23 stsp done:
3660 dbb83fbd 2019-12-12 stsp free(ondisk_path);
3661 dbb83fbd 2019-12-12 stsp if (err)
3662 dbb83fbd 2019-12-12 stsp return err;
3663 dbb83fbd 2019-12-12 stsp if (status == GOT_STATUS_ADD)
3664 dbb83fbd 2019-12-12 stsp return NULL;
3665 dbb83fbd 2019-12-12 stsp return (*a->progress_cb)(a->progress_arg, GOT_STATUS_ADD, relpath);
3666 07f5b47a 2019-06-02 stsp }
3667 07f5b47a 2019-06-02 stsp
3668 d00136be 2019-03-26 stsp const struct got_error *
3669 031a5338 2019-03-26 stsp got_worktree_schedule_add(struct got_worktree *worktree,
3670 6d022e97 2019-08-04 stsp struct got_pathlist_head *paths,
3671 4e68cba3 2019-11-23 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
3672 022fae89 2019-12-06 tracey struct got_repository *repo, int no_ignores)
3673 d00136be 2019-03-26 stsp {
3674 d00136be 2019-03-26 stsp struct got_fileindex *fileindex = NULL;
3675 9c6338c4 2019-06-02 stsp char *fileindex_path = NULL;
3676 af12c6b9 2019-06-04 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
3677 1dd54920 2019-05-11 stsp struct got_pathlist_entry *pe;
3678 4e68cba3 2019-11-23 stsp struct schedule_addition_args saa;
3679 d00136be 2019-03-26 stsp
3680 d00136be 2019-03-26 stsp err = lock_worktree(worktree, LOCK_EX);
3681 d00136be 2019-03-26 stsp if (err)
3682 d00136be 2019-03-26 stsp return err;
3683 d00136be 2019-03-26 stsp
3684 3605a814 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
3685 d00136be 2019-03-26 stsp if (err)
3686 d00136be 2019-03-26 stsp goto done;
3687 d00136be 2019-03-26 stsp
3688 4e68cba3 2019-11-23 stsp saa.worktree = worktree;
3689 4e68cba3 2019-11-23 stsp saa.fileindex = fileindex;
3690 4e68cba3 2019-11-23 stsp saa.progress_cb = progress_cb;
3691 4e68cba3 2019-11-23 stsp saa.progress_arg = progress_arg;
3692 4e68cba3 2019-11-23 stsp saa.repo = repo;
3693 4e68cba3 2019-11-23 stsp
3694 6d022e97 2019-08-04 stsp TAILQ_FOREACH(pe, paths, entry) {
3695 4e68cba3 2019-11-23 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
3696 f2a9dc41 2019-12-13 tracey schedule_addition, &saa, NULL, NULL, no_ignores, 0);
3697 1dd54920 2019-05-11 stsp if (err)
3698 af12c6b9 2019-06-04 stsp break;
3699 1dd54920 2019-05-11 stsp }
3700 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
3701 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
3702 af12c6b9 2019-06-04 stsp err = sync_err;
3703 d00136be 2019-03-26 stsp done:
3704 fb399478 2019-07-12 stsp free(fileindex_path);
3705 d00136be 2019-03-26 stsp if (fileindex)
3706 d00136be 2019-03-26 stsp got_fileindex_free(fileindex);
3707 d00136be 2019-03-26 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
3708 d00136be 2019-03-26 stsp if (unlockerr && err == NULL)
3709 d00136be 2019-03-26 stsp err = unlockerr;
3710 6c7ab921 2019-03-18 stsp return err;
3711 6c7ab921 2019-03-18 stsp }
3712 17ed4618 2019-06-02 stsp
3713 f2a9dc41 2019-12-13 tracey struct schedule_deletion_args {
3714 f2a9dc41 2019-12-13 tracey struct got_worktree *worktree;
3715 f2a9dc41 2019-12-13 tracey struct got_fileindex *fileindex;
3716 f2a9dc41 2019-12-13 tracey got_worktree_delete_cb progress_cb;
3717 f2a9dc41 2019-12-13 tracey void *progress_arg;
3718 f2a9dc41 2019-12-13 tracey struct got_repository *repo;
3719 f2a9dc41 2019-12-13 tracey int delete_local_mods;
3720 70e3e7f5 2019-12-13 tracey int keep_on_disk;
3721 f2a9dc41 2019-12-13 tracey };
3722 f2a9dc41 2019-12-13 tracey
3723 f2a9dc41 2019-12-13 tracey static const struct got_error *
3724 f2a9dc41 2019-12-13 tracey schedule_for_deletion(void *arg, unsigned char status,
3725 f2a9dc41 2019-12-13 tracey unsigned char staged_status, const char *relpath,
3726 f2a9dc41 2019-12-13 tracey struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
3727 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
3728 17ed4618 2019-06-02 stsp {
3729 f2a9dc41 2019-12-13 tracey struct schedule_deletion_args *a = arg;
3730 17ed4618 2019-06-02 stsp const struct got_error *err = NULL;
3731 17ed4618 2019-06-02 stsp struct got_fileindex_entry *ie = NULL;
3732 17ed4618 2019-06-02 stsp struct stat sb;
3733 15341bfd 2020-03-05 tracey char *ondisk_path, *parent = NULL;
3734 17ed4618 2019-06-02 stsp
3735 f2a9dc41 2019-12-13 tracey ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
3736 17ed4618 2019-06-02 stsp if (ie == NULL)
3737 63f810e6 2020-02-29 stsp return got_error_path(relpath, GOT_ERR_BAD_PATH);
3738 2ec1f75b 2019-03-26 stsp
3739 9acbc4fa 2019-08-03 stsp staged_status = get_staged_status(ie);
3740 9acbc4fa 2019-08-03 stsp if (staged_status != GOT_STATUS_NO_CHANGE) {
3741 9acbc4fa 2019-08-03 stsp if (staged_status == GOT_STATUS_DELETE)
3742 9acbc4fa 2019-08-03 stsp return NULL;
3743 9acbc4fa 2019-08-03 stsp return got_error_path(relpath, GOT_ERR_FILE_STAGED);
3744 9acbc4fa 2019-08-03 stsp }
3745 9acbc4fa 2019-08-03 stsp
3746 f2a9dc41 2019-12-13 tracey if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
3747 f2a9dc41 2019-12-13 tracey relpath) == -1)
3748 f2a9dc41 2019-12-13 tracey return got_error_from_errno("asprintf");
3749 f2a9dc41 2019-12-13 tracey
3750 12463d8b 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, dirfd, de_name,
3751 12463d8b 2019-12-13 stsp a->repo);
3752 17ed4618 2019-06-02 stsp if (err)
3753 f2a9dc41 2019-12-13 tracey goto done;
3754 17ed4618 2019-06-02 stsp
3755 17ed4618 2019-06-02 stsp if (status != GOT_STATUS_NO_CHANGE) {
3756 17ed4618 2019-06-02 stsp if (status == GOT_STATUS_DELETE)
3757 f2a9dc41 2019-12-13 tracey goto done;
3758 f2a9dc41 2019-12-13 tracey if (status == GOT_STATUS_MODIFY && !a->delete_local_mods) {
3759 f2a9dc41 2019-12-13 tracey err = got_error_path(relpath, GOT_ERR_FILE_MODIFIED);
3760 f2a9dc41 2019-12-13 tracey goto done;
3761 f2a9dc41 2019-12-13 tracey }
3762 f2a9dc41 2019-12-13 tracey if (status != GOT_STATUS_MODIFY &&
3763 f2a9dc41 2019-12-13 tracey status != GOT_STATUS_MISSING) {
3764 f2a9dc41 2019-12-13 tracey err = got_error_path(relpath, GOT_ERR_FILE_STATUS);
3765 f2a9dc41 2019-12-13 tracey goto done;
3766 f2a9dc41 2019-12-13 tracey }
3767 17ed4618 2019-06-02 stsp }
3768 17ed4618 2019-06-02 stsp
3769 70e3e7f5 2019-12-13 tracey if (!a->keep_on_disk && status != GOT_STATUS_MISSING) {
3770 12463d8b 2019-12-13 stsp if (dirfd != -1) {
3771 12463d8b 2019-12-13 stsp if (unlinkat(dirfd, de_name, 0) != 0) {
3772 12463d8b 2019-12-13 stsp err = got_error_from_errno2("unlinkat",
3773 12463d8b 2019-12-13 stsp ondisk_path);
3774 12463d8b 2019-12-13 stsp goto done;
3775 12463d8b 2019-12-13 stsp }
3776 12463d8b 2019-12-13 stsp } else if (unlink(ondisk_path) != 0) {
3777 12463d8b 2019-12-13 stsp err = got_error_from_errno2("unlink", ondisk_path);
3778 12463d8b 2019-12-13 stsp goto done;
3779 15341bfd 2020-03-05 tracey }
3780 15341bfd 2020-03-05 tracey
3781 15341bfd 2020-03-05 tracey parent = dirname(ondisk_path);
3782 15341bfd 2020-03-05 tracey
3783 15341bfd 2020-03-05 tracey if (parent == NULL) {
3784 15341bfd 2020-03-05 tracey err = got_error_from_errno2("dirname", ondisk_path);
3785 15341bfd 2020-03-05 tracey goto done;
3786 15341bfd 2020-03-05 tracey }
3787 15341bfd 2020-03-05 tracey while (parent && strcmp(parent, a->worktree->root_path) != 0) {
3788 15341bfd 2020-03-05 tracey if (rmdir(parent) == -1) {
3789 15341bfd 2020-03-05 tracey if (errno != ENOTEMPTY)
3790 15341bfd 2020-03-05 tracey err = got_error_from_errno2("rmdir",
3791 15341bfd 2020-03-05 tracey parent);
3792 15341bfd 2020-03-05 tracey break;
3793 15341bfd 2020-03-05 tracey }
3794 15341bfd 2020-03-05 tracey parent = dirname(parent);
3795 15341bfd 2020-03-05 tracey if (parent == NULL) {
3796 15341bfd 2020-03-05 tracey err = got_error_from_errno2("dirname", parent);
3797 15341bfd 2020-03-05 tracey goto done;
3798 15341bfd 2020-03-05 tracey }
3799 12463d8b 2019-12-13 stsp }
3800 f2a9dc41 2019-12-13 tracey }
3801 17ed4618 2019-06-02 stsp
3802 17ed4618 2019-06-02 stsp got_fileindex_entry_mark_deleted_from_disk(ie);
3803 f2a9dc41 2019-12-13 tracey done:
3804 f2a9dc41 2019-12-13 tracey free(ondisk_path);
3805 f2a9dc41 2019-12-13 tracey if (err)
3806 f2a9dc41 2019-12-13 tracey return err;
3807 f2a9dc41 2019-12-13 tracey if (status == GOT_STATUS_DELETE)
3808 f2a9dc41 2019-12-13 tracey return NULL;
3809 f2a9dc41 2019-12-13 tracey return (*a->progress_cb)(a->progress_arg, GOT_STATUS_DELETE,
3810 f2a9dc41 2019-12-13 tracey staged_status, relpath);
3811 17ed4618 2019-06-02 stsp }
3812 17ed4618 2019-06-02 stsp
3813 2ec1f75b 2019-03-26 stsp const struct got_error *
3814 2ec1f75b 2019-03-26 stsp got_worktree_schedule_delete(struct got_worktree *worktree,
3815 6d022e97 2019-08-04 stsp struct got_pathlist_head *paths, int delete_local_mods,
3816 f2a9dc41 2019-12-13 tracey got_worktree_delete_cb progress_cb, void *progress_arg,
3817 70e3e7f5 2019-12-13 tracey struct got_repository *repo, int keep_on_disk)
3818 2ec1f75b 2019-03-26 stsp {
3819 2ec1f75b 2019-03-26 stsp struct got_fileindex *fileindex = NULL;
3820 17ed4618 2019-06-02 stsp char *fileindex_path = NULL;
3821 af12c6b9 2019-06-04 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
3822 17ed4618 2019-06-02 stsp struct got_pathlist_entry *pe;
3823 f2a9dc41 2019-12-13 tracey struct schedule_deletion_args sda;
3824 2ec1f75b 2019-03-26 stsp
3825 2ec1f75b 2019-03-26 stsp err = lock_worktree(worktree, LOCK_EX);
3826 2ec1f75b 2019-03-26 stsp if (err)
3827 2ec1f75b 2019-03-26 stsp return err;
3828 2ec1f75b 2019-03-26 stsp
3829 3605a814 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
3830 2ec1f75b 2019-03-26 stsp if (err)
3831 2ec1f75b 2019-03-26 stsp goto done;
3832 f2a9dc41 2019-12-13 tracey
3833 f2a9dc41 2019-12-13 tracey sda.worktree = worktree;
3834 f2a9dc41 2019-12-13 tracey sda.fileindex = fileindex;
3835 f2a9dc41 2019-12-13 tracey sda.progress_cb = progress_cb;
3836 f2a9dc41 2019-12-13 tracey sda.progress_arg = progress_arg;
3837 f2a9dc41 2019-12-13 tracey sda.repo = repo;
3838 f2a9dc41 2019-12-13 tracey sda.delete_local_mods = delete_local_mods;
3839 70e3e7f5 2019-12-13 tracey sda.keep_on_disk = keep_on_disk;
3840 2ec1f75b 2019-03-26 stsp
3841 6d022e97 2019-08-04 stsp TAILQ_FOREACH(pe, paths, entry) {
3842 f2a9dc41 2019-12-13 tracey err = worktree_status(worktree, pe->path, fileindex, repo,
3843 f2a9dc41 2019-12-13 tracey schedule_for_deletion, &sda, NULL, NULL, 0, 1);
3844 17ed4618 2019-06-02 stsp if (err)
3845 af12c6b9 2019-06-04 stsp break;
3846 2ec1f75b 2019-03-26 stsp }
3847 af12c6b9 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
3848 af12c6b9 2019-06-04 stsp if (sync_err && err == NULL)
3849 af12c6b9 2019-06-04 stsp err = sync_err;
3850 2ec1f75b 2019-03-26 stsp done:
3851 fb399478 2019-07-12 stsp free(fileindex_path);
3852 2ec1f75b 2019-03-26 stsp if (fileindex)
3853 2ec1f75b 2019-03-26 stsp got_fileindex_free(fileindex);
3854 2ec1f75b 2019-03-26 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
3855 2ec1f75b 2019-03-26 stsp if (unlockerr && err == NULL)
3856 2ec1f75b 2019-03-26 stsp err = unlockerr;
3857 33aa809d 2019-08-08 stsp return err;
3858 33aa809d 2019-08-08 stsp }
3859 33aa809d 2019-08-08 stsp
3860 33aa809d 2019-08-08 stsp static const struct got_error *
3861 33aa809d 2019-08-08 stsp copy_one_line(FILE *infile, FILE *outfile, FILE *rejectfile)
3862 33aa809d 2019-08-08 stsp {
3863 33aa809d 2019-08-08 stsp const struct got_error *err = NULL;
3864 33aa809d 2019-08-08 stsp char *line = NULL;
3865 33aa809d 2019-08-08 stsp size_t linesize = 0, n;
3866 33aa809d 2019-08-08 stsp ssize_t linelen;
3867 33aa809d 2019-08-08 stsp
3868 33aa809d 2019-08-08 stsp linelen = getline(&line, &linesize, infile);
3869 33aa809d 2019-08-08 stsp if (linelen == -1) {
3870 33aa809d 2019-08-08 stsp if (ferror(infile)) {
3871 33aa809d 2019-08-08 stsp err = got_error_from_errno("getline");
3872 33aa809d 2019-08-08 stsp goto done;
3873 33aa809d 2019-08-08 stsp }
3874 33aa809d 2019-08-08 stsp return NULL;
3875 33aa809d 2019-08-08 stsp }
3876 33aa809d 2019-08-08 stsp if (outfile) {
3877 33aa809d 2019-08-08 stsp n = fwrite(line, 1, linelen, outfile);
3878 33aa809d 2019-08-08 stsp if (n != linelen) {
3879 33aa809d 2019-08-08 stsp err = got_ferror(outfile, GOT_ERR_IO);
3880 33aa809d 2019-08-08 stsp goto done;
3881 33aa809d 2019-08-08 stsp }
3882 33aa809d 2019-08-08 stsp }
3883 33aa809d 2019-08-08 stsp if (rejectfile) {
3884 33aa809d 2019-08-08 stsp n = fwrite(line, 1, linelen, rejectfile);
3885 33aa809d 2019-08-08 stsp if (n != linelen)
3886 33aa809d 2019-08-08 stsp err = got_ferror(outfile, GOT_ERR_IO);
3887 33aa809d 2019-08-08 stsp }
3888 33aa809d 2019-08-08 stsp done:
3889 33aa809d 2019-08-08 stsp free(line);
3890 2ec1f75b 2019-03-26 stsp return err;
3891 2ec1f75b 2019-03-26 stsp }
3892 1f1abb7e 2019-08-08 stsp
3893 33aa809d 2019-08-08 stsp static const struct got_error *
3894 33aa809d 2019-08-08 stsp skip_one_line(FILE *f)
3895 33aa809d 2019-08-08 stsp {
3896 33aa809d 2019-08-08 stsp char *line = NULL;
3897 33aa809d 2019-08-08 stsp size_t linesize = 0;
3898 33aa809d 2019-08-08 stsp ssize_t linelen;
3899 33aa809d 2019-08-08 stsp
3900 33aa809d 2019-08-08 stsp linelen = getline(&line, &linesize, f);
3901 500467ff 2019-09-25 hiltjo if (linelen == -1) {
3902 500467ff 2019-09-25 hiltjo if (ferror(f))
3903 500467ff 2019-09-25 hiltjo return got_error_from_errno("getline");
3904 500467ff 2019-09-25 hiltjo return NULL;
3905 500467ff 2019-09-25 hiltjo }
3906 33aa809d 2019-08-08 stsp free(line);
3907 33aa809d 2019-08-08 stsp return NULL;
3908 33aa809d 2019-08-08 stsp }
3909 33aa809d 2019-08-08 stsp
3910 33aa809d 2019-08-08 stsp static const struct got_error *
3911 33aa809d 2019-08-08 stsp copy_change(FILE *f1, FILE *f2, int *line_cur1, int *line_cur2,
3912 33aa809d 2019-08-08 stsp int start_old, int end_old, int start_new, int end_new,
3913 33aa809d 2019-08-08 stsp FILE *outfile, FILE *rejectfile)
3914 33aa809d 2019-08-08 stsp {
3915 33aa809d 2019-08-08 stsp const struct got_error *err;
3916 33aa809d 2019-08-08 stsp
3917 33aa809d 2019-08-08 stsp /* Copy old file's lines leading up to patch. */
3918 33aa809d 2019-08-08 stsp while (!feof(f1) && *line_cur1 < start_old) {
3919 33aa809d 2019-08-08 stsp err = copy_one_line(f1, outfile, NULL);
3920 33aa809d 2019-08-08 stsp if (err)
3921 33aa809d 2019-08-08 stsp return err;
3922 33aa809d 2019-08-08 stsp (*line_cur1)++;
3923 33aa809d 2019-08-08 stsp }
3924 33aa809d 2019-08-08 stsp /* Skip new file's lines leading up to patch. */
3925 33aa809d 2019-08-08 stsp while (!feof(f2) && *line_cur2 < start_new) {
3926 33aa809d 2019-08-08 stsp if (rejectfile)
3927 33aa809d 2019-08-08 stsp err = copy_one_line(f2, NULL, rejectfile);
3928 33aa809d 2019-08-08 stsp else
3929 33aa809d 2019-08-08 stsp err = skip_one_line(f2);
3930 33aa809d 2019-08-08 stsp if (err)
3931 33aa809d 2019-08-08 stsp return err;
3932 33aa809d 2019-08-08 stsp (*line_cur2)++;
3933 33aa809d 2019-08-08 stsp }
3934 33aa809d 2019-08-08 stsp /* Copy patched lines. */
3935 33aa809d 2019-08-08 stsp while (!feof(f2) && *line_cur2 <= end_new) {
3936 33aa809d 2019-08-08 stsp err = copy_one_line(f2, outfile, NULL);
3937 33aa809d 2019-08-08 stsp if (err)
3938 33aa809d 2019-08-08 stsp return err;
3939 33aa809d 2019-08-08 stsp (*line_cur2)++;
3940 33aa809d 2019-08-08 stsp }
3941 33aa809d 2019-08-08 stsp /* Skip over old file's replaced lines. */
3942 f1e81a05 2019-08-10 stsp while (!feof(f1) && *line_cur1 <= end_old) {
3943 33aa809d 2019-08-08 stsp if (rejectfile)
3944 33aa809d 2019-08-08 stsp err = copy_one_line(f1, NULL, rejectfile);
3945 33aa809d 2019-08-08 stsp else
3946 33aa809d 2019-08-08 stsp err = skip_one_line(f1);
3947 33aa809d 2019-08-08 stsp if (err)
3948 33aa809d 2019-08-08 stsp return err;
3949 33aa809d 2019-08-08 stsp (*line_cur1)++;
3950 33aa809d 2019-08-08 stsp }
3951 f1e81a05 2019-08-10 stsp
3952 f1e81a05 2019-08-10 stsp return NULL;
3953 f1e81a05 2019-08-10 stsp }
3954 f1e81a05 2019-08-10 stsp
3955 f1e81a05 2019-08-10 stsp static const struct got_error *
3956 f1e81a05 2019-08-10 stsp copy_remaining_content(FILE *f1, FILE *f2, int *line_cur1, int *line_cur2,
3957 f1e81a05 2019-08-10 stsp FILE *outfile, FILE *rejectfile)
3958 f1e81a05 2019-08-10 stsp {
3959 f1e81a05 2019-08-10 stsp const struct got_error *err;
3960 f1e81a05 2019-08-10 stsp
3961 f1e81a05 2019-08-10 stsp if (outfile) {
3962 f1e81a05 2019-08-10 stsp /* Copy old file's lines until EOF. */
3963 f1e81a05 2019-08-10 stsp while (!feof(f1)) {
3964 f1e81a05 2019-08-10 stsp err = copy_one_line(f1, outfile, NULL);
3965 f1e81a05 2019-08-10 stsp if (err)
3966 f1e81a05 2019-08-10 stsp return err;
3967 f1e81a05 2019-08-10 stsp (*line_cur1)++;
3968 f1e81a05 2019-08-10 stsp }
3969 f1e81a05 2019-08-10 stsp }
3970 f1e81a05 2019-08-10 stsp if (rejectfile) {
3971 f1e81a05 2019-08-10 stsp /* Copy new file's lines until EOF. */
3972 f1e81a05 2019-08-10 stsp while (!feof(f2)) {
3973 f1e81a05 2019-08-10 stsp err = copy_one_line(f2, NULL, rejectfile);
3974 f1e81a05 2019-08-10 stsp if (err)
3975 f1e81a05 2019-08-10 stsp return err;
3976 f1e81a05 2019-08-10 stsp (*line_cur2)++;
3977 f1e81a05 2019-08-10 stsp }
3978 33aa809d 2019-08-08 stsp }
3979 33aa809d 2019-08-08 stsp
3980 33aa809d 2019-08-08 stsp return NULL;
3981 33aa809d 2019-08-08 stsp }
3982 33aa809d 2019-08-08 stsp
3983 33aa809d 2019-08-08 stsp static const struct got_error *
3984 33aa809d 2019-08-08 stsp apply_or_reject_change(int *choice, struct got_diff_change *change, int n,
3985 33aa809d 2019-08-08 stsp int nchanges, struct got_diff_state *ds, struct got_diff_args *args,
3986 33aa809d 2019-08-08 stsp int diff_flags, const char *relpath, FILE *f1, FILE *f2, int *line_cur1,
3987 33aa809d 2019-08-08 stsp int *line_cur2, FILE *outfile, FILE *rejectfile,
3988 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg)
3989 33aa809d 2019-08-08 stsp {
3990 33aa809d 2019-08-08 stsp const struct got_error *err = NULL;
3991 33aa809d 2019-08-08 stsp int start_old = change->cv.a;
3992 33aa809d 2019-08-08 stsp int end_old = change->cv.b;
3993 33aa809d 2019-08-08 stsp int start_new = change->cv.c;
3994 33aa809d 2019-08-08 stsp int end_new = change->cv.d;
3995 33aa809d 2019-08-08 stsp long pos1, pos2;
3996 33aa809d 2019-08-08 stsp FILE *hunkfile;
3997 33aa809d 2019-08-08 stsp
3998 33aa809d 2019-08-08 stsp *choice = GOT_PATCH_CHOICE_NONE;
3999 33aa809d 2019-08-08 stsp
4000 33aa809d 2019-08-08 stsp hunkfile = got_opentemp();
4001 33aa809d 2019-08-08 stsp if (hunkfile == NULL)
4002 33aa809d 2019-08-08 stsp return got_error_from_errno("got_opentemp");
4003 33aa809d 2019-08-08 stsp
4004 33aa809d 2019-08-08 stsp pos1 = ftell(f1);
4005 33aa809d 2019-08-08 stsp pos2 = ftell(f2);
4006 33aa809d 2019-08-08 stsp
4007 33aa809d 2019-08-08 stsp /* XXX TODO needs error checking */
4008 33aa809d 2019-08-08 stsp got_diff_dump_change(hunkfile, change, ds, args, f1, f2, diff_flags);
4009 33aa809d 2019-08-08 stsp
4010 33aa809d 2019-08-08 stsp if (fseek(f1, pos1, SEEK_SET) == -1) {
4011 33aa809d 2019-08-08 stsp err = got_ferror(f1, GOT_ERR_IO);
4012 33aa809d 2019-08-08 stsp goto done;
4013 33aa809d 2019-08-08 stsp }
4014 33aa809d 2019-08-08 stsp if (fseek(f2, pos2, SEEK_SET) == -1) {
4015 33aa809d 2019-08-08 stsp err = got_ferror(f1, GOT_ERR_IO);
4016 33aa809d 2019-08-08 stsp goto done;
4017 33aa809d 2019-08-08 stsp }
4018 33aa809d 2019-08-08 stsp if (fseek(hunkfile, 0L, SEEK_SET) == -1) {
4019 33aa809d 2019-08-08 stsp err = got_ferror(hunkfile, GOT_ERR_IO);
4020 33aa809d 2019-08-08 stsp goto done;
4021 33aa809d 2019-08-08 stsp }
4022 33aa809d 2019-08-08 stsp
4023 33aa809d 2019-08-08 stsp err = (*patch_cb)(choice, patch_arg, GOT_STATUS_MODIFY, relpath,
4024 33aa809d 2019-08-08 stsp hunkfile, n, nchanges);
4025 33aa809d 2019-08-08 stsp if (err)
4026 33aa809d 2019-08-08 stsp goto done;
4027 33aa809d 2019-08-08 stsp
4028 33aa809d 2019-08-08 stsp switch (*choice) {
4029 33aa809d 2019-08-08 stsp case GOT_PATCH_CHOICE_YES:
4030 33aa809d 2019-08-08 stsp err = copy_change(f1, f2, line_cur1, line_cur2, start_old,
4031 33aa809d 2019-08-08 stsp end_old, start_new, end_new, outfile, rejectfile);
4032 33aa809d 2019-08-08 stsp break;
4033 33aa809d 2019-08-08 stsp case GOT_PATCH_CHOICE_NO:
4034 33aa809d 2019-08-08 stsp err = copy_change(f1, f2, line_cur1, line_cur2, start_old,
4035 33aa809d 2019-08-08 stsp end_old, start_new, end_new, rejectfile, outfile);
4036 33aa809d 2019-08-08 stsp break;
4037 33aa809d 2019-08-08 stsp case GOT_PATCH_CHOICE_QUIT:
4038 33aa809d 2019-08-08 stsp break;
4039 33aa809d 2019-08-08 stsp default:
4040 33aa809d 2019-08-08 stsp err = got_error(GOT_ERR_PATCH_CHOICE);
4041 33aa809d 2019-08-08 stsp break;
4042 33aa809d 2019-08-08 stsp }
4043 33aa809d 2019-08-08 stsp done:
4044 33aa809d 2019-08-08 stsp if (hunkfile && fclose(hunkfile) == EOF && err == NULL)
4045 33aa809d 2019-08-08 stsp err = got_error_from_errno("fclose");
4046 33aa809d 2019-08-08 stsp return err;
4047 33aa809d 2019-08-08 stsp }
4048 33aa809d 2019-08-08 stsp
4049 1f1abb7e 2019-08-08 stsp struct revert_file_args {
4050 1f1abb7e 2019-08-08 stsp struct got_worktree *worktree;
4051 1f1abb7e 2019-08-08 stsp struct got_fileindex *fileindex;
4052 1f1abb7e 2019-08-08 stsp got_worktree_checkout_cb progress_cb;
4053 1f1abb7e 2019-08-08 stsp void *progress_arg;
4054 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb;
4055 33aa809d 2019-08-08 stsp void *patch_arg;
4056 1f1abb7e 2019-08-08 stsp struct got_repository *repo;
4057 1f1abb7e 2019-08-08 stsp };
4058 a129376b 2019-03-28 stsp
4059 e20a8b6f 2019-06-04 stsp static const struct got_error *
4060 e635744c 2019-08-08 stsp create_patched_content(char **path_outfile, int reverse_patch,
4061 e635744c 2019-08-08 stsp struct got_object_id *blob_id, const char *path2,
4062 12463d8b 2019-12-13 stsp int dirfd2, const char *de_name2,
4063 e635744c 2019-08-08 stsp const char *relpath, struct got_repository *repo,
4064 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg)
4065 33aa809d 2019-08-08 stsp {
4066 33aa809d 2019-08-08 stsp const struct got_error *err;
4067 33aa809d 2019-08-08 stsp struct got_blob_object *blob = NULL;
4068 33aa809d 2019-08-08 stsp FILE *f1 = NULL, *f2 = NULL, *outfile = NULL;
4069 1ebedb77 2019-10-19 stsp int fd2 = -1;
4070 fa3cef63 2020-07-23 stsp char link_target[PATH_MAX];
4071 fa3cef63 2020-07-23 stsp ssize_t link_len = 0;
4072 33aa809d 2019-08-08 stsp char *path1 = NULL, *id_str = NULL;
4073 33aa809d 2019-08-08 stsp struct stat sb1, sb2;
4074 33aa809d 2019-08-08 stsp struct got_diff_changes *changes = NULL;
4075 33aa809d 2019-08-08 stsp struct got_diff_state *ds = NULL;
4076 33aa809d 2019-08-08 stsp struct got_diff_args *args = NULL;
4077 33aa809d 2019-08-08 stsp struct got_diff_change *change;
4078 33aa809d 2019-08-08 stsp int diff_flags = 0, line_cur1 = 1, line_cur2 = 1, have_content = 0;
4079 33aa809d 2019-08-08 stsp int n = 0;
4080 33aa809d 2019-08-08 stsp
4081 33aa809d 2019-08-08 stsp *path_outfile = NULL;
4082 33aa809d 2019-08-08 stsp
4083 33aa809d 2019-08-08 stsp err = got_object_id_str(&id_str, blob_id);
4084 33aa809d 2019-08-08 stsp if (err)
4085 33aa809d 2019-08-08 stsp return err;
4086 33aa809d 2019-08-08 stsp
4087 12463d8b 2019-12-13 stsp if (dirfd2 != -1) {
4088 12463d8b 2019-12-13 stsp fd2 = openat(dirfd2, de_name2, O_RDONLY | O_NOFOLLOW);
4089 12463d8b 2019-12-13 stsp if (fd2 == -1) {
4090 fa3cef63 2020-07-23 stsp if (errno != ELOOP) {
4091 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("openat", path2);
4092 fa3cef63 2020-07-23 stsp goto done;
4093 fa3cef63 2020-07-23 stsp }
4094 fa3cef63 2020-07-23 stsp link_len = readlinkat(dirfd2, de_name2,
4095 fa3cef63 2020-07-23 stsp link_target, sizeof(link_target));
4096 fa3cef63 2020-07-23 stsp if (link_len == -1)
4097 fa3cef63 2020-07-23 stsp return got_error_from_errno2("readlinkat", path2);
4098 fa3cef63 2020-07-23 stsp sb2.st_mode = S_IFLNK;
4099 fa3cef63 2020-07-23 stsp sb2.st_size = link_len;
4100 12463d8b 2019-12-13 stsp }
4101 12463d8b 2019-12-13 stsp } else {
4102 12463d8b 2019-12-13 stsp fd2 = open(path2, O_RDONLY | O_NOFOLLOW);
4103 12463d8b 2019-12-13 stsp if (fd2 == -1) {
4104 fa3cef63 2020-07-23 stsp if (errno != ELOOP) {
4105 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("open", path2);
4106 fa3cef63 2020-07-23 stsp goto done;
4107 fa3cef63 2020-07-23 stsp }
4108 fa3cef63 2020-07-23 stsp link_len = readlink(path2, link_target,
4109 fa3cef63 2020-07-23 stsp sizeof(link_target));
4110 fa3cef63 2020-07-23 stsp if (link_len == -1)
4111 fa3cef63 2020-07-23 stsp return got_error_from_errno2("readlink", path2);
4112 fa3cef63 2020-07-23 stsp sb2.st_mode = S_IFLNK;
4113 fa3cef63 2020-07-23 stsp sb2.st_size = link_len;
4114 12463d8b 2019-12-13 stsp }
4115 1ebedb77 2019-10-19 stsp }
4116 fa3cef63 2020-07-23 stsp if (fd2 != -1) {
4117 fa3cef63 2020-07-23 stsp if (fstat(fd2, &sb2) == -1) {
4118 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("fstat", path2);
4119 fa3cef63 2020-07-23 stsp goto done;
4120 fa3cef63 2020-07-23 stsp }
4121 1ebedb77 2019-10-19 stsp
4122 fa3cef63 2020-07-23 stsp f2 = fdopen(fd2, "r");
4123 fa3cef63 2020-07-23 stsp if (f2 == NULL) {
4124 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("fdopen", path2);
4125 fa3cef63 2020-07-23 stsp goto done;
4126 fa3cef63 2020-07-23 stsp }
4127 fa3cef63 2020-07-23 stsp fd2 = -1;
4128 fa3cef63 2020-07-23 stsp } else {
4129 fa3cef63 2020-07-23 stsp size_t n;
4130 fa3cef63 2020-07-23 stsp f2 = got_opentemp();
4131 fa3cef63 2020-07-23 stsp if (f2 == NULL) {
4132 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("got_opentemp", path2);
4133 fa3cef63 2020-07-23 stsp goto done;
4134 fa3cef63 2020-07-23 stsp }
4135 fa3cef63 2020-07-23 stsp n = fwrite(link_target, 1, link_len, f2);
4136 fa3cef63 2020-07-23 stsp if (n != link_len) {
4137 fa3cef63 2020-07-23 stsp err = got_ferror(f2, GOT_ERR_IO);
4138 fa3cef63 2020-07-23 stsp goto done;
4139 fa3cef63 2020-07-23 stsp }
4140 fa3cef63 2020-07-23 stsp if (fflush(f2) == EOF) {
4141 fa3cef63 2020-07-23 stsp err = got_error_from_errno("fflush");
4142 fa3cef63 2020-07-23 stsp goto done;
4143 fa3cef63 2020-07-23 stsp }
4144 fa3cef63 2020-07-23 stsp rewind(f2);
4145 33aa809d 2019-08-08 stsp }
4146 33aa809d 2019-08-08 stsp
4147 33aa809d 2019-08-08 stsp err = got_object_open_as_blob(&blob, repo, blob_id, 8192);
4148 33aa809d 2019-08-08 stsp if (err)
4149 33aa809d 2019-08-08 stsp goto done;
4150 33aa809d 2019-08-08 stsp
4151 e635744c 2019-08-08 stsp err = got_opentemp_named(&path1, &f1, "got-patched-blob");
4152 33aa809d 2019-08-08 stsp if (err)
4153 33aa809d 2019-08-08 stsp goto done;
4154 33aa809d 2019-08-08 stsp
4155 33aa809d 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f1, blob);
4156 33aa809d 2019-08-08 stsp if (err)
4157 33aa809d 2019-08-08 stsp goto done;
4158 33aa809d 2019-08-08 stsp
4159 33aa809d 2019-08-08 stsp if (stat(path1, &sb1) == -1) {
4160 33aa809d 2019-08-08 stsp err = got_error_from_errno2("stat", path1);
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 err = got_diff_files(&changes, &ds, &args, &diff_flags,
4165 33aa809d 2019-08-08 stsp f1, sb1.st_size, id_str, f2, sb2.st_size, path2, 3, NULL);
4166 33aa809d 2019-08-08 stsp if (err)
4167 33aa809d 2019-08-08 stsp goto done;
4168 33aa809d 2019-08-08 stsp
4169 e635744c 2019-08-08 stsp err = got_opentemp_named(path_outfile, &outfile, "got-patched-content");
4170 33aa809d 2019-08-08 stsp if (err)
4171 33aa809d 2019-08-08 stsp goto done;
4172 33aa809d 2019-08-08 stsp
4173 33aa809d 2019-08-08 stsp if (fseek(f1, 0L, SEEK_SET) == -1)
4174 33aa809d 2019-08-08 stsp return got_ferror(f1, GOT_ERR_IO);
4175 33aa809d 2019-08-08 stsp if (fseek(f2, 0L, SEEK_SET) == -1)
4176 33aa809d 2019-08-08 stsp return got_ferror(f2, GOT_ERR_IO);
4177 33aa809d 2019-08-08 stsp SIMPLEQ_FOREACH(change, &changes->entries, entry) {
4178 33aa809d 2019-08-08 stsp int choice;
4179 33aa809d 2019-08-08 stsp err = apply_or_reject_change(&choice, change, ++n,
4180 33aa809d 2019-08-08 stsp changes->nchanges, ds, args, diff_flags, relpath,
4181 33aa809d 2019-08-08 stsp f1, f2, &line_cur1, &line_cur2,
4182 e635744c 2019-08-08 stsp reverse_patch ? NULL : outfile,
4183 e635744c 2019-08-08 stsp reverse_patch ? outfile : NULL,
4184 e635744c 2019-08-08 stsp patch_cb, patch_arg);
4185 33aa809d 2019-08-08 stsp if (err)
4186 33aa809d 2019-08-08 stsp goto done;
4187 33aa809d 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_YES)
4188 33aa809d 2019-08-08 stsp have_content = 1;
4189 33aa809d 2019-08-08 stsp else if (choice == GOT_PATCH_CHOICE_QUIT)
4190 33aa809d 2019-08-08 stsp break;
4191 33aa809d 2019-08-08 stsp }
4192 1ebedb77 2019-10-19 stsp if (have_content) {
4193 f1e81a05 2019-08-10 stsp err = copy_remaining_content(f1, f2, &line_cur1, &line_cur2,
4194 f1e81a05 2019-08-10 stsp reverse_patch ? NULL : outfile,
4195 f1e81a05 2019-08-10 stsp reverse_patch ? outfile : NULL);
4196 1ebedb77 2019-10-19 stsp if (err)
4197 1ebedb77 2019-10-19 stsp goto done;
4198 1ebedb77 2019-10-19 stsp
4199 fa3cef63 2020-07-23 stsp if (!S_ISLNK(sb2.st_mode)) {
4200 fa3cef63 2020-07-23 stsp if (chmod(*path_outfile, sb2.st_mode) == -1) {
4201 fa3cef63 2020-07-23 stsp err = got_error_from_errno2("chmod", path2);
4202 fa3cef63 2020-07-23 stsp goto done;
4203 fa3cef63 2020-07-23 stsp }
4204 1ebedb77 2019-10-19 stsp }
4205 1ebedb77 2019-10-19 stsp }
4206 33aa809d 2019-08-08 stsp done:
4207 33aa809d 2019-08-08 stsp free(id_str);
4208 33aa809d 2019-08-08 stsp if (blob)
4209 33aa809d 2019-08-08 stsp got_object_blob_close(blob);
4210 33aa809d 2019-08-08 stsp if (f1 && fclose(f1) == EOF && err == NULL)
4211 33aa809d 2019-08-08 stsp err = got_error_from_errno2("fclose", path1);
4212 33aa809d 2019-08-08 stsp if (f2 && fclose(f2) == EOF && err == NULL)
4213 33aa809d 2019-08-08 stsp err = got_error_from_errno2("fclose", path2);
4214 1ebedb77 2019-10-19 stsp if (fd2 != -1 && close(fd2) == -1 && err == NULL)
4215 1ebedb77 2019-10-19 stsp err = got_error_from_errno2("close", path2);
4216 33aa809d 2019-08-08 stsp if (outfile && fclose(outfile) == EOF && err == NULL)
4217 33aa809d 2019-08-08 stsp err = got_error_from_errno2("fclose", *path_outfile);
4218 33aa809d 2019-08-08 stsp if (path1 && unlink(path1) == -1 && err == NULL)
4219 33aa809d 2019-08-08 stsp err = got_error_from_errno2("unlink", path1);
4220 33aa809d 2019-08-08 stsp if (err || !have_content) {
4221 33aa809d 2019-08-08 stsp if (*path_outfile && unlink(*path_outfile) == -1 && err == NULL)
4222 33aa809d 2019-08-08 stsp err = got_error_from_errno2("unlink", *path_outfile);
4223 33aa809d 2019-08-08 stsp free(*path_outfile);
4224 33aa809d 2019-08-08 stsp *path_outfile = NULL;
4225 33aa809d 2019-08-08 stsp }
4226 33aa809d 2019-08-08 stsp free(args);
4227 33aa809d 2019-08-08 stsp if (ds) {
4228 33aa809d 2019-08-08 stsp got_diff_state_free(ds);
4229 33aa809d 2019-08-08 stsp free(ds);
4230 33aa809d 2019-08-08 stsp }
4231 33aa809d 2019-08-08 stsp if (changes)
4232 33aa809d 2019-08-08 stsp got_diff_free_changes(changes);
4233 33aa809d 2019-08-08 stsp free(path1);
4234 33aa809d 2019-08-08 stsp return err;
4235 33aa809d 2019-08-08 stsp }
4236 33aa809d 2019-08-08 stsp
4237 33aa809d 2019-08-08 stsp static const struct got_error *
4238 1f1abb7e 2019-08-08 stsp revert_file(void *arg, unsigned char status, unsigned char staged_status,
4239 1f1abb7e 2019-08-08 stsp const char *relpath, struct got_object_id *blob_id,
4240 12463d8b 2019-12-13 stsp struct got_object_id *staged_blob_id, struct got_object_id *commit_id,
4241 12463d8b 2019-12-13 stsp int dirfd, const char *de_name)
4242 a129376b 2019-03-28 stsp {
4243 1f1abb7e 2019-08-08 stsp struct revert_file_args *a = arg;
4244 e20a8b6f 2019-06-04 stsp const struct got_error *err = NULL;
4245 1f1abb7e 2019-08-08 stsp char *parent_path = NULL;
4246 e20a8b6f 2019-06-04 stsp struct got_fileindex_entry *ie;
4247 a129376b 2019-03-28 stsp struct got_tree_object *tree = NULL;
4248 e20a8b6f 2019-06-04 stsp struct got_object_id *tree_id = NULL;
4249 24278f30 2019-08-03 stsp const struct got_tree_entry *te = NULL;
4250 e20a8b6f 2019-06-04 stsp char *tree_path = NULL, *te_name;
4251 33aa809d 2019-08-08 stsp char *ondisk_path = NULL, *path_content = NULL;
4252 a129376b 2019-03-28 stsp struct got_blob_object *blob = NULL;
4253 a129376b 2019-03-28 stsp
4254 d3bcc3d1 2019-08-08 stsp /* Reverting a staged deletion is a no-op. */
4255 d3bcc3d1 2019-08-08 stsp if (status == GOT_STATUS_DELETE &&
4256 d3bcc3d1 2019-08-08 stsp staged_status != GOT_STATUS_NO_CHANGE)
4257 d3bcc3d1 2019-08-08 stsp return NULL;
4258 3d69ad8d 2019-08-17 semarie
4259 3d69ad8d 2019-08-17 semarie if (status == GOT_STATUS_UNVERSIONED)
4260 3d69ad8d 2019-08-17 semarie return (*a->progress_cb)(a->progress_arg,
4261 3d69ad8d 2019-08-17 semarie GOT_STATUS_UNVERSIONED, relpath);
4262 d3bcc3d1 2019-08-08 stsp
4263 1f1abb7e 2019-08-08 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
4264 65084dad 2019-08-08 stsp if (ie == NULL)
4265 63f810e6 2020-02-29 stsp return got_error_path(relpath, GOT_ERR_BAD_PATH);
4266 a129376b 2019-03-28 stsp
4267 a129376b 2019-03-28 stsp /* Construct in-repository path of tree which contains this blob. */
4268 a129376b 2019-03-28 stsp err = got_path_dirname(&parent_path, ie->path);
4269 a129376b 2019-03-28 stsp if (err) {
4270 a129376b 2019-03-28 stsp if (err->code != GOT_ERR_BAD_PATH)
4271 a129376b 2019-03-28 stsp goto done;
4272 e20a8b6f 2019-06-04 stsp parent_path = strdup("/");
4273 e20a8b6f 2019-06-04 stsp if (parent_path == NULL) {
4274 e20a8b6f 2019-06-04 stsp err = got_error_from_errno("strdup");
4275 e20a8b6f 2019-06-04 stsp goto done;
4276 e20a8b6f 2019-06-04 stsp }
4277 a129376b 2019-03-28 stsp }
4278 1f1abb7e 2019-08-08 stsp if (got_path_is_root_dir(a->worktree->path_prefix)) {
4279 a129376b 2019-03-28 stsp tree_path = strdup(parent_path);
4280 a129376b 2019-03-28 stsp if (tree_path == NULL) {
4281 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
4282 a129376b 2019-03-28 stsp goto done;
4283 a129376b 2019-03-28 stsp }
4284 a129376b 2019-03-28 stsp } else {
4285 a129376b 2019-03-28 stsp if (got_path_is_root_dir(parent_path)) {
4286 1f1abb7e 2019-08-08 stsp tree_path = strdup(a->worktree->path_prefix);
4287 a129376b 2019-03-28 stsp if (tree_path == NULL) {
4288 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
4289 a129376b 2019-03-28 stsp goto done;
4290 a129376b 2019-03-28 stsp }
4291 a129376b 2019-03-28 stsp } else {
4292 a129376b 2019-03-28 stsp if (asprintf(&tree_path, "%s/%s",
4293 1f1abb7e 2019-08-08 stsp a->worktree->path_prefix, parent_path) == -1) {
4294 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4295 a129376b 2019-03-28 stsp goto done;
4296 a129376b 2019-03-28 stsp }
4297 a129376b 2019-03-28 stsp }
4298 a129376b 2019-03-28 stsp }
4299 a129376b 2019-03-28 stsp
4300 1f1abb7e 2019-08-08 stsp err = got_object_id_by_path(&tree_id, a->repo,
4301 1f1abb7e 2019-08-08 stsp a->worktree->base_commit_id, tree_path);
4302 a9fa2909 2019-07-27 stsp if (err) {
4303 a9fa2909 2019-07-27 stsp if (!(err->code == GOT_ERR_NO_TREE_ENTRY &&
4304 24278f30 2019-08-03 stsp (status == GOT_STATUS_ADD ||
4305 24278f30 2019-08-03 stsp staged_status == GOT_STATUS_ADD)))
4306 a9fa2909 2019-07-27 stsp goto done;
4307 a9fa2909 2019-07-27 stsp } else {
4308 1f1abb7e 2019-08-08 stsp err = got_object_open_as_tree(&tree, a->repo, tree_id);
4309 a9fa2909 2019-07-27 stsp if (err)
4310 a9fa2909 2019-07-27 stsp goto done;
4311 a9fa2909 2019-07-27 stsp
4312 a9fa2909 2019-07-27 stsp te_name = basename(ie->path);
4313 a9fa2909 2019-07-27 stsp if (te_name == NULL) {
4314 a9fa2909 2019-07-27 stsp err = got_error_from_errno2("basename", ie->path);
4315 a9fa2909 2019-07-27 stsp goto done;
4316 a9fa2909 2019-07-27 stsp }
4317 a9fa2909 2019-07-27 stsp
4318 a9fa2909 2019-07-27 stsp te = got_object_tree_find_entry(tree, te_name);
4319 24278f30 2019-08-03 stsp if (te == NULL && status != GOT_STATUS_ADD &&
4320 24278f30 2019-08-03 stsp staged_status != GOT_STATUS_ADD) {
4321 a9fa2909 2019-07-27 stsp err = got_error(GOT_ERR_NO_TREE_ENTRY);
4322 a9fa2909 2019-07-27 stsp goto done;
4323 a9fa2909 2019-07-27 stsp }
4324 a129376b 2019-03-28 stsp }
4325 a129376b 2019-03-28 stsp
4326 a129376b 2019-03-28 stsp switch (status) {
4327 a129376b 2019-03-28 stsp case GOT_STATUS_ADD:
4328 33aa809d 2019-08-08 stsp if (a->patch_cb) {
4329 33aa809d 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
4330 33aa809d 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
4331 33aa809d 2019-08-08 stsp status, ie->path, NULL, 1, 1);
4332 33aa809d 2019-08-08 stsp if (err)
4333 33aa809d 2019-08-08 stsp goto done;
4334 33aa809d 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES)
4335 33aa809d 2019-08-08 stsp break;
4336 33aa809d 2019-08-08 stsp }
4337 1f1abb7e 2019-08-08 stsp err = (*a->progress_cb)(a->progress_arg, GOT_STATUS_REVERT,
4338 1f1abb7e 2019-08-08 stsp ie->path);
4339 1ee397ad 2019-07-12 stsp if (err)
4340 1ee397ad 2019-07-12 stsp goto done;
4341 1f1abb7e 2019-08-08 stsp got_fileindex_entry_remove(a->fileindex, ie);
4342 a129376b 2019-03-28 stsp break;
4343 a129376b 2019-03-28 stsp case GOT_STATUS_DELETE:
4344 33aa809d 2019-08-08 stsp if (a->patch_cb) {
4345 33aa809d 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
4346 33aa809d 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
4347 33aa809d 2019-08-08 stsp status, ie->path, NULL, 1, 1);
4348 33aa809d 2019-08-08 stsp if (err)
4349 33aa809d 2019-08-08 stsp goto done;
4350 33aa809d 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES)
4351 33aa809d 2019-08-08 stsp break;
4352 33aa809d 2019-08-08 stsp }
4353 33aa809d 2019-08-08 stsp /* fall through */
4354 a129376b 2019-03-28 stsp case GOT_STATUS_MODIFY:
4355 1ebedb77 2019-10-19 stsp case GOT_STATUS_MODE_CHANGE:
4356 a129376b 2019-03-28 stsp case GOT_STATUS_CONFLICT:
4357 e20a8b6f 2019-06-04 stsp case GOT_STATUS_MISSING: {
4358 e20a8b6f 2019-06-04 stsp struct got_object_id id;
4359 24278f30 2019-08-03 stsp if (staged_status == GOT_STATUS_ADD ||
4360 24278f30 2019-08-03 stsp staged_status == GOT_STATUS_MODIFY) {
4361 24278f30 2019-08-03 stsp memcpy(id.sha1, ie->staged_blob_sha1,
4362 24278f30 2019-08-03 stsp SHA1_DIGEST_LENGTH);
4363 24278f30 2019-08-03 stsp } else
4364 24278f30 2019-08-03 stsp memcpy(id.sha1, ie->blob_sha1,
4365 24278f30 2019-08-03 stsp SHA1_DIGEST_LENGTH);
4366 1f1abb7e 2019-08-08 stsp err = got_object_open_as_blob(&blob, a->repo, &id, 8192);
4367 a129376b 2019-03-28 stsp if (err)
4368 65084dad 2019-08-08 stsp goto done;
4369 65084dad 2019-08-08 stsp
4370 65084dad 2019-08-08 stsp if (asprintf(&ondisk_path, "%s/%s",
4371 65084dad 2019-08-08 stsp got_worktree_get_root_path(a->worktree), relpath) == -1) {
4372 65084dad 2019-08-08 stsp err = got_error_from_errno("asprintf");
4373 a129376b 2019-03-28 stsp goto done;
4374 65084dad 2019-08-08 stsp }
4375 65084dad 2019-08-08 stsp
4376 33aa809d 2019-08-08 stsp if (a->patch_cb && (status == GOT_STATUS_MODIFY ||
4377 33aa809d 2019-08-08 stsp status == GOT_STATUS_CONFLICT)) {
4378 369fd7e5 2020-07-23 stsp int is_bad_symlink = 0;
4379 e635744c 2019-08-08 stsp err = create_patched_content(&path_content, 1, &id,
4380 12463d8b 2019-12-13 stsp ondisk_path, dirfd, de_name, ie->path, a->repo,
4381 33aa809d 2019-08-08 stsp a->patch_cb, a->patch_arg);
4382 33aa809d 2019-08-08 stsp if (err || path_content == NULL)
4383 33aa809d 2019-08-08 stsp break;
4384 369fd7e5 2020-07-23 stsp if (te && S_ISLNK(te->mode)) {
4385 369fd7e5 2020-07-23 stsp if (unlink(path_content) == -1) {
4386 369fd7e5 2020-07-23 stsp err = got_error_from_errno2("unlink",
4387 369fd7e5 2020-07-23 stsp path_content);
4388 369fd7e5 2020-07-23 stsp break;
4389 369fd7e5 2020-07-23 stsp }
4390 369fd7e5 2020-07-23 stsp err = install_symlink(&is_bad_symlink,
4391 369fd7e5 2020-07-23 stsp a->worktree, ondisk_path, ie->path,
4392 369fd7e5 2020-07-23 stsp blob, 0, 1, 0, a->repo,
4393 369fd7e5 2020-07-23 stsp a->progress_cb, a->progress_arg);
4394 369fd7e5 2020-07-23 stsp } else {
4395 369fd7e5 2020-07-23 stsp if (rename(path_content, ondisk_path) == -1) {
4396 369fd7e5 2020-07-23 stsp err = got_error_from_errno3("rename",
4397 369fd7e5 2020-07-23 stsp path_content, ondisk_path);
4398 369fd7e5 2020-07-23 stsp goto done;
4399 369fd7e5 2020-07-23 stsp }
4400 33aa809d 2019-08-08 stsp }
4401 33aa809d 2019-08-08 stsp } else {
4402 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
4403 2e1fa222 2020-07-23 stsp if (te && S_ISLNK(te->mode)) {
4404 2e1fa222 2020-07-23 stsp err = install_symlink(&is_bad_symlink,
4405 2e1fa222 2020-07-23 stsp a->worktree, ondisk_path, ie->path,
4406 c90c8ce3 2020-07-23 stsp blob, 0, 1, 0, a->repo,
4407 2e1fa222 2020-07-23 stsp a->progress_cb, a->progress_arg);
4408 2e1fa222 2020-07-23 stsp } else {
4409 2e1fa222 2020-07-23 stsp err = install_blob(a->worktree, ondisk_path,
4410 2e1fa222 2020-07-23 stsp ie->path,
4411 2e1fa222 2020-07-23 stsp te ? te->mode : GOT_DEFAULT_FILE_MODE,
4412 3b9f0f87 2020-07-23 stsp got_fileindex_perms_to_st(ie), blob,
4413 3b9f0f87 2020-07-23 stsp 0, 1, 0, 0, a->repo,
4414 3b9f0f87 2020-07-23 stsp a->progress_cb, a->progress_arg);
4415 2e1fa222 2020-07-23 stsp }
4416 a129376b 2019-03-28 stsp if (err)
4417 a129376b 2019-03-28 stsp goto done;
4418 1ebedb77 2019-10-19 stsp if (status == GOT_STATUS_DELETE ||
4419 1ebedb77 2019-10-19 stsp status == GOT_STATUS_MODE_CHANGE) {
4420 054041d0 2020-06-24 stsp err = got_fileindex_entry_update(ie,
4421 054041d0 2020-06-24 stsp ondisk_path, blob->id.sha1,
4422 054041d0 2020-06-24 stsp a->worktree->base_commit_id->sha1, 1);
4423 2e1fa222 2020-07-23 stsp if (err)
4424 2e1fa222 2020-07-23 stsp goto done;
4425 2e1fa222 2020-07-23 stsp }
4426 2e1fa222 2020-07-23 stsp if (is_bad_symlink) {
4427 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
4428 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
4429 33aa809d 2019-08-08 stsp }
4430 a129376b 2019-03-28 stsp }
4431 a129376b 2019-03-28 stsp break;
4432 e20a8b6f 2019-06-04 stsp }
4433 a129376b 2019-03-28 stsp default:
4434 1f1abb7e 2019-08-08 stsp break;
4435 a129376b 2019-03-28 stsp }
4436 a129376b 2019-03-28 stsp done:
4437 1f1abb7e 2019-08-08 stsp free(ondisk_path);
4438 33aa809d 2019-08-08 stsp free(path_content);
4439 e20a8b6f 2019-06-04 stsp free(parent_path);
4440 a129376b 2019-03-28 stsp free(tree_path);
4441 a129376b 2019-03-28 stsp if (blob)
4442 a129376b 2019-03-28 stsp got_object_blob_close(blob);
4443 a129376b 2019-03-28 stsp if (tree)
4444 a129376b 2019-03-28 stsp got_object_tree_close(tree);
4445 a129376b 2019-03-28 stsp free(tree_id);
4446 e20a8b6f 2019-06-04 stsp return err;
4447 e20a8b6f 2019-06-04 stsp }
4448 e20a8b6f 2019-06-04 stsp
4449 e20a8b6f 2019-06-04 stsp const struct got_error *
4450 e20a8b6f 2019-06-04 stsp got_worktree_revert(struct got_worktree *worktree,
4451 2163d960 2019-08-08 stsp struct got_pathlist_head *paths,
4452 e20a8b6f 2019-06-04 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
4453 33aa809d 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
4454 e20a8b6f 2019-06-04 stsp struct got_repository *repo)
4455 e20a8b6f 2019-06-04 stsp {
4456 e20a8b6f 2019-06-04 stsp struct got_fileindex *fileindex = NULL;
4457 e20a8b6f 2019-06-04 stsp char *fileindex_path = NULL;
4458 e20a8b6f 2019-06-04 stsp const struct got_error *err = NULL, *unlockerr = NULL;
4459 e20a8b6f 2019-06-04 stsp const struct got_error *sync_err = NULL;
4460 e20a8b6f 2019-06-04 stsp struct got_pathlist_entry *pe;
4461 1f1abb7e 2019-08-08 stsp struct revert_file_args rfa;
4462 e20a8b6f 2019-06-04 stsp
4463 e20a8b6f 2019-06-04 stsp err = lock_worktree(worktree, LOCK_EX);
4464 e20a8b6f 2019-06-04 stsp if (err)
4465 e20a8b6f 2019-06-04 stsp return err;
4466 e20a8b6f 2019-06-04 stsp
4467 3605a814 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
4468 e20a8b6f 2019-06-04 stsp if (err)
4469 e20a8b6f 2019-06-04 stsp goto done;
4470 e20a8b6f 2019-06-04 stsp
4471 1f1abb7e 2019-08-08 stsp rfa.worktree = worktree;
4472 1f1abb7e 2019-08-08 stsp rfa.fileindex = fileindex;
4473 1f1abb7e 2019-08-08 stsp rfa.progress_cb = progress_cb;
4474 1f1abb7e 2019-08-08 stsp rfa.progress_arg = progress_arg;
4475 33aa809d 2019-08-08 stsp rfa.patch_cb = patch_cb;
4476 33aa809d 2019-08-08 stsp rfa.patch_arg = patch_arg;
4477 1f1abb7e 2019-08-08 stsp rfa.repo = repo;
4478 2163d960 2019-08-08 stsp TAILQ_FOREACH(pe, paths, entry) {
4479 1f1abb7e 2019-08-08 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
4480 f2a9dc41 2019-12-13 tracey revert_file, &rfa, NULL, NULL, 0, 0);
4481 e20a8b6f 2019-06-04 stsp if (err)
4482 af12c6b9 2019-06-04 stsp break;
4483 e20a8b6f 2019-06-04 stsp }
4484 e20a8b6f 2019-06-04 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
4485 e20a8b6f 2019-06-04 stsp if (sync_err && err == NULL)
4486 e20a8b6f 2019-06-04 stsp err = sync_err;
4487 af12c6b9 2019-06-04 stsp done:
4488 fb399478 2019-07-12 stsp free(fileindex_path);
4489 a129376b 2019-03-28 stsp if (fileindex)
4490 a129376b 2019-03-28 stsp got_fileindex_free(fileindex);
4491 a129376b 2019-03-28 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
4492 a129376b 2019-03-28 stsp if (unlockerr && err == NULL)
4493 a129376b 2019-03-28 stsp err = unlockerr;
4494 c4296144 2019-05-09 stsp return err;
4495 c4296144 2019-05-09 stsp }
4496 c4296144 2019-05-09 stsp
4497 cf066bf8 2019-05-09 stsp static void
4498 33ad4cbe 2019-05-12 jcs free_commitable(struct got_commitable *ct)
4499 cf066bf8 2019-05-09 stsp {
4500 24519714 2019-05-09 stsp free(ct->path);
4501 44d03001 2019-05-09 stsp free(ct->in_repo_path);
4502 768aea60 2019-05-09 stsp free(ct->ondisk_path);
4503 e75eb4da 2019-05-10 stsp free(ct->blob_id);
4504 c4e12a88 2019-05-13 stsp free(ct->base_blob_id);
4505 f0b75401 2019-08-03 stsp free(ct->staged_blob_id);
4506 b416585c 2019-05-13 stsp free(ct->base_commit_id);
4507 cf066bf8 2019-05-09 stsp free(ct);
4508 cf066bf8 2019-05-09 stsp }
4509 24519714 2019-05-09 stsp
4510 ed175427 2019-05-09 stsp struct collect_commitables_arg {
4511 036813ee 2019-05-09 stsp struct got_pathlist_head *commitable_paths;
4512 24519714 2019-05-09 stsp struct got_repository *repo;
4513 24519714 2019-05-09 stsp struct got_worktree *worktree;
4514 0aeb8099 2020-07-23 stsp struct got_fileindex *fileindex;
4515 5f8a88c6 2019-08-03 stsp int have_staged_files;
4516 24519714 2019-05-09 stsp };
4517 cf066bf8 2019-05-09 stsp
4518 c4296144 2019-05-09 stsp static const struct got_error *
4519 88d0e355 2019-08-03 stsp collect_commitables(void *arg, unsigned char status,
4520 88d0e355 2019-08-03 stsp unsigned char staged_status, const char *relpath,
4521 537ac44b 2019-08-03 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
4522 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
4523 c4296144 2019-05-09 stsp {
4524 ed175427 2019-05-09 stsp struct collect_commitables_arg *a = arg;
4525 c4296144 2019-05-09 stsp const struct got_error *err = NULL;
4526 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = NULL;
4527 c4296144 2019-05-09 stsp struct got_pathlist_entry *new = NULL;
4528 036813ee 2019-05-09 stsp char *parent_path = NULL, *path = NULL;
4529 768aea60 2019-05-09 stsp struct stat sb;
4530 c4296144 2019-05-09 stsp
4531 5f8a88c6 2019-08-03 stsp if (a->have_staged_files) {
4532 5f8a88c6 2019-08-03 stsp if (staged_status != GOT_STATUS_MODIFY &&
4533 5f8a88c6 2019-08-03 stsp staged_status != GOT_STATUS_ADD &&
4534 5f8a88c6 2019-08-03 stsp staged_status != GOT_STATUS_DELETE)
4535 5f8a88c6 2019-08-03 stsp return NULL;
4536 5f8a88c6 2019-08-03 stsp } else {
4537 5f8a88c6 2019-08-03 stsp if (status == GOT_STATUS_CONFLICT)
4538 5f8a88c6 2019-08-03 stsp return got_error(GOT_ERR_COMMIT_CONFLICT);
4539 c4296144 2019-05-09 stsp
4540 5f8a88c6 2019-08-03 stsp if (status != GOT_STATUS_MODIFY &&
4541 1ebedb77 2019-10-19 stsp status != GOT_STATUS_MODE_CHANGE &&
4542 5f8a88c6 2019-08-03 stsp status != GOT_STATUS_ADD &&
4543 5f8a88c6 2019-08-03 stsp status != GOT_STATUS_DELETE)
4544 5f8a88c6 2019-08-03 stsp return NULL;
4545 5f8a88c6 2019-08-03 stsp }
4546 0b5cc0d6 2019-05-09 stsp
4547 036813ee 2019-05-09 stsp if (asprintf(&path, "/%s", relpath) == -1) {
4548 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4549 036813ee 2019-05-09 stsp goto done;
4550 036813ee 2019-05-09 stsp }
4551 036813ee 2019-05-09 stsp if (strcmp(path, "/") == 0) {
4552 036813ee 2019-05-09 stsp parent_path = strdup("");
4553 69960a46 2019-05-09 stsp if (parent_path == NULL)
4554 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
4555 69960a46 2019-05-09 stsp } else {
4556 69960a46 2019-05-09 stsp err = got_path_dirname(&parent_path, path);
4557 69960a46 2019-05-09 stsp if (err)
4558 69960a46 2019-05-09 stsp return err;
4559 69960a46 2019-05-09 stsp }
4560 c4296144 2019-05-09 stsp
4561 036813ee 2019-05-09 stsp ct = calloc(1, sizeof(*ct));
4562 cf066bf8 2019-05-09 stsp if (ct == NULL) {
4563 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
4564 c4296144 2019-05-09 stsp goto done;
4565 768aea60 2019-05-09 stsp }
4566 768aea60 2019-05-09 stsp
4567 768aea60 2019-05-09 stsp if (asprintf(&ct->ondisk_path, "%s/%s", a->worktree->root_path,
4568 768aea60 2019-05-09 stsp relpath) == -1) {
4569 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4570 768aea60 2019-05-09 stsp goto done;
4571 768aea60 2019-05-09 stsp }
4572 0aeb8099 2020-07-23 stsp
4573 0aeb8099 2020-07-23 stsp if (staged_status == GOT_STATUS_ADD ||
4574 0aeb8099 2020-07-23 stsp staged_status == GOT_STATUS_MODIFY) {
4575 0aeb8099 2020-07-23 stsp struct got_fileindex_entry *ie;
4576 0aeb8099 2020-07-23 stsp ie = got_fileindex_entry_get(a->fileindex, path, strlen(path));
4577 0aeb8099 2020-07-23 stsp switch (got_fileindex_entry_staged_filetype_get(ie)) {
4578 0aeb8099 2020-07-23 stsp case GOT_FILEIDX_MODE_REGULAR_FILE:
4579 0aeb8099 2020-07-23 stsp case GOT_FILEIDX_MODE_BAD_SYMLINK:
4580 0aeb8099 2020-07-23 stsp ct->mode = S_IFREG;
4581 0aeb8099 2020-07-23 stsp break;
4582 0aeb8099 2020-07-23 stsp case GOT_FILEIDX_MODE_SYMLINK:
4583 0aeb8099 2020-07-23 stsp ct->mode = S_IFLNK;
4584 0aeb8099 2020-07-23 stsp break;
4585 0aeb8099 2020-07-23 stsp default:
4586 0aeb8099 2020-07-23 stsp fprintf(stderr, "got: ie mode is 0x%x\n", ie->mode);
4587 0aeb8099 2020-07-23 stsp err = got_error_path(path, GOT_ERR_BAD_FILETYPE);
4588 0aeb8099 2020-07-23 stsp goto done;
4589 0aeb8099 2020-07-23 stsp }
4590 0aeb8099 2020-07-23 stsp ct->mode |= got_fileindex_entry_perms_get(ie);
4591 0aeb8099 2020-07-23 stsp } else if (status != GOT_STATUS_DELETE &&
4592 0aeb8099 2020-07-23 stsp staged_status != GOT_STATUS_DELETE) {
4593 12463d8b 2019-12-13 stsp if (dirfd != -1) {
4594 12463d8b 2019-12-13 stsp if (fstatat(dirfd, de_name, &sb,
4595 12463d8b 2019-12-13 stsp AT_SYMLINK_NOFOLLOW) == -1) {
4596 82223ffc 2019-12-13 stsp err = got_error_from_errno2("fstatat",
4597 12463d8b 2019-12-13 stsp ct->ondisk_path);
4598 12463d8b 2019-12-13 stsp goto done;
4599 12463d8b 2019-12-13 stsp }
4600 12463d8b 2019-12-13 stsp } else if (lstat(ct->ondisk_path, &sb) == -1) {
4601 638f9024 2019-05-13 stsp err = got_error_from_errno2("lstat", ct->ondisk_path);
4602 768aea60 2019-05-09 stsp goto done;
4603 768aea60 2019-05-09 stsp }
4604 768aea60 2019-05-09 stsp ct->mode = sb.st_mode;
4605 c4296144 2019-05-09 stsp }
4606 c4296144 2019-05-09 stsp
4607 44d03001 2019-05-09 stsp if (asprintf(&ct->in_repo_path, "%s%s%s", a->worktree->path_prefix,
4608 44d03001 2019-05-09 stsp got_path_is_root_dir(a->worktree->path_prefix) ? "" : "/",
4609 44d03001 2019-05-09 stsp relpath) == -1) {
4610 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
4611 44d03001 2019-05-09 stsp goto done;
4612 44d03001 2019-05-09 stsp }
4613 44d03001 2019-05-09 stsp
4614 cf066bf8 2019-05-09 stsp ct->status = status;
4615 5f8a88c6 2019-08-03 stsp ct->staged_status = staged_status;
4616 e75eb4da 2019-05-10 stsp ct->blob_id = NULL; /* will be filled in when blob gets created */
4617 5f8a88c6 2019-08-03 stsp if (ct->status != GOT_STATUS_ADD &&
4618 5f8a88c6 2019-08-03 stsp ct->staged_status != GOT_STATUS_ADD) {
4619 016a88dd 2019-05-13 stsp ct->base_blob_id = got_object_id_dup(blob_id);
4620 c4e12a88 2019-05-13 stsp if (ct->base_blob_id == NULL) {
4621 b416585c 2019-05-13 stsp err = got_error_from_errno("got_object_id_dup");
4622 b416585c 2019-05-13 stsp goto done;
4623 b416585c 2019-05-13 stsp }
4624 b416585c 2019-05-13 stsp ct->base_commit_id = got_object_id_dup(commit_id);
4625 b416585c 2019-05-13 stsp if (ct->base_commit_id == NULL) {
4626 f0b75401 2019-08-03 stsp err = got_error_from_errno("got_object_id_dup");
4627 f0b75401 2019-08-03 stsp goto done;
4628 f0b75401 2019-08-03 stsp }
4629 f0b75401 2019-08-03 stsp }
4630 f0b75401 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_ADD ||
4631 f0b75401 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY) {
4632 f0b75401 2019-08-03 stsp ct->staged_blob_id = got_object_id_dup(staged_blob_id);
4633 f0b75401 2019-08-03 stsp if (ct->staged_blob_id == NULL) {
4634 638f9024 2019-05-13 stsp err = got_error_from_errno("got_object_id_dup");
4635 036813ee 2019-05-09 stsp goto done;
4636 036813ee 2019-05-09 stsp }
4637 ca2503ea 2019-05-09 stsp }
4638 24519714 2019-05-09 stsp ct->path = strdup(path);
4639 24519714 2019-05-09 stsp if (ct->path == NULL) {
4640 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
4641 24519714 2019-05-09 stsp goto done;
4642 24519714 2019-05-09 stsp }
4643 036813ee 2019-05-09 stsp err = got_pathlist_insert(&new, a->commitable_paths, ct->path, ct);
4644 c4296144 2019-05-09 stsp done:
4645 c42269f6 2019-05-09 stsp if (ct && (err || new == NULL))
4646 ed175427 2019-05-09 stsp free_commitable(ct);
4647 24519714 2019-05-09 stsp free(parent_path);
4648 036813ee 2019-05-09 stsp free(path);
4649 a129376b 2019-03-28 stsp return err;
4650 a129376b 2019-03-28 stsp }
4651 c4296144 2019-05-09 stsp
4652 ba580f68 2020-03-22 stsp static const struct got_error *write_tree(struct got_object_id **, int *,
4653 036813ee 2019-05-09 stsp struct got_tree_object *, const char *, struct got_pathlist_head *,
4654 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
4655 036813ee 2019-05-09 stsp struct got_repository *);
4656 ed175427 2019-05-09 stsp
4657 ed175427 2019-05-09 stsp static const struct got_error *
4658 ba580f68 2020-03-22 stsp write_subtree(struct got_object_id **new_subtree_id, int *nentries,
4659 036813ee 2019-05-09 stsp struct got_tree_entry *te, const char *parent_path,
4660 afa376bf 2019-05-09 stsp struct got_pathlist_head *commitable_paths,
4661 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
4662 afa376bf 2019-05-09 stsp struct got_repository *repo)
4663 ed175427 2019-05-09 stsp {
4664 ed175427 2019-05-09 stsp const struct got_error *err = NULL;
4665 036813ee 2019-05-09 stsp struct got_tree_object *subtree;
4666 036813ee 2019-05-09 stsp char *subpath;
4667 ed175427 2019-05-09 stsp
4668 036813ee 2019-05-09 stsp if (asprintf(&subpath, "%s%s%s", parent_path,
4669 baa7dcfa 2019-05-09 stsp got_path_is_root_dir(parent_path) ? "" : "/", te->name) == -1)
4670 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
4671 ed175427 2019-05-09 stsp
4672 56e0773d 2019-11-28 stsp err = got_object_open_as_tree(&subtree, repo, &te->id);
4673 ed175427 2019-05-09 stsp if (err)
4674 ed175427 2019-05-09 stsp return err;
4675 ed175427 2019-05-09 stsp
4676 ba580f68 2020-03-22 stsp err = write_tree(new_subtree_id, nentries, subtree, subpath,
4677 ba580f68 2020-03-22 stsp commitable_paths, status_cb, status_arg, repo);
4678 036813ee 2019-05-09 stsp got_object_tree_close(subtree);
4679 036813ee 2019-05-09 stsp free(subpath);
4680 036813ee 2019-05-09 stsp return err;
4681 036813ee 2019-05-09 stsp }
4682 ed175427 2019-05-09 stsp
4683 036813ee 2019-05-09 stsp static const struct got_error *
4684 33ad4cbe 2019-05-12 jcs match_ct_parent_path(int *match, struct got_commitable *ct, const char *path)
4685 036813ee 2019-05-09 stsp {
4686 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
4687 036813ee 2019-05-09 stsp char *ct_parent_path = NULL;
4688 ed175427 2019-05-09 stsp
4689 036813ee 2019-05-09 stsp *match = 0;
4690 ed175427 2019-05-09 stsp
4691 e0233cea 2019-07-25 stsp if (strchr(ct->in_repo_path, '/') == NULL) {
4692 0f63689d 2019-05-10 stsp *match = got_path_is_root_dir(path);
4693 0f63689d 2019-05-10 stsp return NULL;
4694 036813ee 2019-05-09 stsp }
4695 0b5cc0d6 2019-05-09 stsp
4696 e0233cea 2019-07-25 stsp err = got_path_dirname(&ct_parent_path, ct->in_repo_path);
4697 0f63689d 2019-05-10 stsp if (err)
4698 0f63689d 2019-05-10 stsp return err;
4699 036813ee 2019-05-09 stsp *match = (strcmp(path, ct_parent_path) == 0);
4700 036813ee 2019-05-09 stsp free(ct_parent_path);
4701 036813ee 2019-05-09 stsp return err;
4702 036813ee 2019-05-09 stsp }
4703 0b5cc0d6 2019-05-09 stsp
4704 768aea60 2019-05-09 stsp static mode_t
4705 33ad4cbe 2019-05-12 jcs get_ct_file_mode(struct got_commitable *ct)
4706 768aea60 2019-05-09 stsp {
4707 3d9a4ec4 2020-07-23 stsp if (S_ISLNK(ct->mode))
4708 3d9a4ec4 2020-07-23 stsp return S_IFLNK;
4709 3d9a4ec4 2020-07-23 stsp
4710 768aea60 2019-05-09 stsp return S_IFREG | (ct->mode & ((S_IRWXU | S_IRWXG | S_IRWXO)));
4711 768aea60 2019-05-09 stsp }
4712 768aea60 2019-05-09 stsp
4713 036813ee 2019-05-09 stsp static const struct got_error *
4714 036813ee 2019-05-09 stsp alloc_modified_blob_tree_entry(struct got_tree_entry **new_te,
4715 33ad4cbe 2019-05-12 jcs struct got_tree_entry *te, struct got_commitable *ct)
4716 036813ee 2019-05-09 stsp {
4717 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
4718 ca2503ea 2019-05-09 stsp
4719 036813ee 2019-05-09 stsp *new_te = NULL;
4720 0b5cc0d6 2019-05-09 stsp
4721 036813ee 2019-05-09 stsp err = got_object_tree_entry_dup(new_te, te);
4722 036813ee 2019-05-09 stsp if (err)
4723 036813ee 2019-05-09 stsp goto done;
4724 0b5cc0d6 2019-05-09 stsp
4725 768aea60 2019-05-09 stsp (*new_te)->mode = get_ct_file_mode(ct);
4726 036813ee 2019-05-09 stsp
4727 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_MODIFY)
4728 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->staged_blob_id,
4729 56e0773d 2019-11-28 stsp sizeof((*new_te)->id));
4730 5f8a88c6 2019-08-03 stsp else
4731 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->blob_id, sizeof((*new_te)->id));
4732 036813ee 2019-05-09 stsp done:
4733 036813ee 2019-05-09 stsp if (err && *new_te) {
4734 56e0773d 2019-11-28 stsp free(*new_te);
4735 036813ee 2019-05-09 stsp *new_te = NULL;
4736 036813ee 2019-05-09 stsp }
4737 036813ee 2019-05-09 stsp return err;
4738 036813ee 2019-05-09 stsp }
4739 036813ee 2019-05-09 stsp
4740 036813ee 2019-05-09 stsp static const struct got_error *
4741 036813ee 2019-05-09 stsp alloc_added_blob_tree_entry(struct got_tree_entry **new_te,
4742 33ad4cbe 2019-05-12 jcs struct got_commitable *ct)
4743 036813ee 2019-05-09 stsp {
4744 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
4745 036813ee 2019-05-09 stsp char *ct_name;
4746 036813ee 2019-05-09 stsp
4747 036813ee 2019-05-09 stsp *new_te = NULL;
4748 036813ee 2019-05-09 stsp
4749 4229330b 2019-05-10 stsp *new_te = calloc(1, sizeof(**new_te));
4750 036813ee 2019-05-09 stsp if (*new_te == NULL)
4751 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
4752 036813ee 2019-05-09 stsp
4753 036813ee 2019-05-09 stsp ct_name = basename(ct->path);
4754 036813ee 2019-05-09 stsp if (ct_name == NULL) {
4755 638f9024 2019-05-13 stsp err = got_error_from_errno2("basename", ct->path);
4756 036813ee 2019-05-09 stsp goto done;
4757 036813ee 2019-05-09 stsp }
4758 56e0773d 2019-11-28 stsp if (strlcpy((*new_te)->name, ct_name, sizeof((*new_te)->name)) >=
4759 56e0773d 2019-11-28 stsp sizeof((*new_te)->name)) {
4760 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
4761 036813ee 2019-05-09 stsp goto done;
4762 036813ee 2019-05-09 stsp }
4763 036813ee 2019-05-09 stsp
4764 768aea60 2019-05-09 stsp (*new_te)->mode = get_ct_file_mode(ct);
4765 036813ee 2019-05-09 stsp
4766 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_ADD)
4767 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->staged_blob_id,
4768 56e0773d 2019-11-28 stsp sizeof((*new_te)->id));
4769 5f8a88c6 2019-08-03 stsp else
4770 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, ct->blob_id, sizeof((*new_te)->id));
4771 036813ee 2019-05-09 stsp done:
4772 036813ee 2019-05-09 stsp if (err && *new_te) {
4773 56e0773d 2019-11-28 stsp free(*new_te);
4774 036813ee 2019-05-09 stsp *new_te = NULL;
4775 036813ee 2019-05-09 stsp }
4776 036813ee 2019-05-09 stsp return err;
4777 036813ee 2019-05-09 stsp }
4778 036813ee 2019-05-09 stsp
4779 036813ee 2019-05-09 stsp static const struct got_error *
4780 036813ee 2019-05-09 stsp insert_tree_entry(struct got_tree_entry *new_te,
4781 036813ee 2019-05-09 stsp struct got_pathlist_head *paths)
4782 036813ee 2019-05-09 stsp {
4783 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
4784 036813ee 2019-05-09 stsp struct got_pathlist_entry *new_pe;
4785 036813ee 2019-05-09 stsp
4786 036813ee 2019-05-09 stsp err = got_pathlist_insert(&new_pe, paths, new_te->name, new_te);
4787 036813ee 2019-05-09 stsp if (err)
4788 036813ee 2019-05-09 stsp return err;
4789 036813ee 2019-05-09 stsp if (new_pe == NULL)
4790 036813ee 2019-05-09 stsp return got_error(GOT_ERR_TREE_DUP_ENTRY);
4791 036813ee 2019-05-09 stsp return NULL;
4792 afa376bf 2019-05-09 stsp }
4793 afa376bf 2019-05-09 stsp
4794 afa376bf 2019-05-09 stsp static const struct got_error *
4795 33ad4cbe 2019-05-12 jcs report_ct_status(struct got_commitable *ct,
4796 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg)
4797 afa376bf 2019-05-09 stsp {
4798 afa376bf 2019-05-09 stsp const char *ct_path = ct->path;
4799 5f8a88c6 2019-08-03 stsp unsigned char status;
4800 5f8a88c6 2019-08-03 stsp
4801 afa376bf 2019-05-09 stsp while (ct_path[0] == '/')
4802 afa376bf 2019-05-09 stsp ct_path++;
4803 5f8a88c6 2019-08-03 stsp
4804 5f8a88c6 2019-08-03 stsp if (ct->staged_status != GOT_STATUS_NO_CHANGE)
4805 5f8a88c6 2019-08-03 stsp status = ct->staged_status;
4806 5f8a88c6 2019-08-03 stsp else
4807 5f8a88c6 2019-08-03 stsp status = ct->status;
4808 5f8a88c6 2019-08-03 stsp
4809 5f8a88c6 2019-08-03 stsp return (*status_cb)(status_arg, status, GOT_STATUS_NO_CHANGE,
4810 12463d8b 2019-12-13 stsp ct_path, ct->blob_id, NULL, NULL, -1, NULL);
4811 036813ee 2019-05-09 stsp }
4812 036813ee 2019-05-09 stsp
4813 036813ee 2019-05-09 stsp static const struct got_error *
4814 44d03001 2019-05-09 stsp match_modified_subtree(int *modified, struct got_tree_entry *te,
4815 44d03001 2019-05-09 stsp const char *base_tree_path, struct got_pathlist_head *commitable_paths)
4816 44d03001 2019-05-09 stsp {
4817 44d03001 2019-05-09 stsp const struct got_error *err = NULL;
4818 44d03001 2019-05-09 stsp struct got_pathlist_entry *pe;
4819 44d03001 2019-05-09 stsp char *te_path;
4820 44d03001 2019-05-09 stsp
4821 44d03001 2019-05-09 stsp *modified = 0;
4822 44d03001 2019-05-09 stsp
4823 44d03001 2019-05-09 stsp if (asprintf(&te_path, "%s%s%s", base_tree_path,
4824 44d03001 2019-05-09 stsp got_path_is_root_dir(base_tree_path) ? "" : "/",
4825 44d03001 2019-05-09 stsp te->name) == -1)
4826 638f9024 2019-05-13 stsp return got_error_from_errno("asprintf");
4827 44d03001 2019-05-09 stsp
4828 44d03001 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
4829 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
4830 44d03001 2019-05-09 stsp *modified = got_path_is_child(ct->in_repo_path, te_path,
4831 44d03001 2019-05-09 stsp strlen(te_path));
4832 44d03001 2019-05-09 stsp if (*modified)
4833 44d03001 2019-05-09 stsp break;
4834 44d03001 2019-05-09 stsp }
4835 44d03001 2019-05-09 stsp
4836 44d03001 2019-05-09 stsp free(te_path);
4837 44d03001 2019-05-09 stsp return err;
4838 44d03001 2019-05-09 stsp }
4839 44d03001 2019-05-09 stsp
4840 44d03001 2019-05-09 stsp static const struct got_error *
4841 33ad4cbe 2019-05-12 jcs match_deleted_or_modified_ct(struct got_commitable **ctp,
4842 036813ee 2019-05-09 stsp struct got_tree_entry *te, const char *base_tree_path,
4843 036813ee 2019-05-09 stsp struct got_pathlist_head *commitable_paths)
4844 036813ee 2019-05-09 stsp {
4845 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
4846 036813ee 2019-05-09 stsp struct got_pathlist_entry *pe;
4847 036813ee 2019-05-09 stsp
4848 036813ee 2019-05-09 stsp *ctp = NULL;
4849 036813ee 2019-05-09 stsp
4850 036813ee 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
4851 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
4852 036813ee 2019-05-09 stsp char *ct_name = NULL;
4853 036813ee 2019-05-09 stsp int path_matches;
4854 036813ee 2019-05-09 stsp
4855 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_NO_CHANGE) {
4856 5f8a88c6 2019-08-03 stsp if (ct->status != GOT_STATUS_MODIFY &&
4857 1ebedb77 2019-10-19 stsp ct->status != GOT_STATUS_MODE_CHANGE &&
4858 5f8a88c6 2019-08-03 stsp ct->status != GOT_STATUS_DELETE)
4859 5f8a88c6 2019-08-03 stsp continue;
4860 5f8a88c6 2019-08-03 stsp } else {
4861 5f8a88c6 2019-08-03 stsp if (ct->staged_status != GOT_STATUS_MODIFY &&
4862 5f8a88c6 2019-08-03 stsp ct->staged_status != GOT_STATUS_DELETE)
4863 5f8a88c6 2019-08-03 stsp continue;
4864 5f8a88c6 2019-08-03 stsp }
4865 036813ee 2019-05-09 stsp
4866 56e0773d 2019-11-28 stsp if (got_object_id_cmp(ct->base_blob_id, &te->id) != 0)
4867 036813ee 2019-05-09 stsp continue;
4868 036813ee 2019-05-09 stsp
4869 036813ee 2019-05-09 stsp err = match_ct_parent_path(&path_matches, ct, base_tree_path);
4870 036813ee 2019-05-09 stsp if (err)
4871 036813ee 2019-05-09 stsp return err;
4872 036813ee 2019-05-09 stsp if (!path_matches)
4873 036813ee 2019-05-09 stsp continue;
4874 036813ee 2019-05-09 stsp
4875 036813ee 2019-05-09 stsp ct_name = basename(pe->path);
4876 036813ee 2019-05-09 stsp if (ct_name == NULL)
4877 638f9024 2019-05-13 stsp return got_error_from_errno2("basename", pe->path);
4878 036813ee 2019-05-09 stsp
4879 036813ee 2019-05-09 stsp if (strcmp(te->name, ct_name) != 0)
4880 036813ee 2019-05-09 stsp continue;
4881 036813ee 2019-05-09 stsp
4882 036813ee 2019-05-09 stsp *ctp = ct;
4883 036813ee 2019-05-09 stsp break;
4884 036813ee 2019-05-09 stsp }
4885 2b496619 2019-07-10 stsp
4886 2b496619 2019-07-10 stsp return err;
4887 2b496619 2019-07-10 stsp }
4888 2b496619 2019-07-10 stsp
4889 2b496619 2019-07-10 stsp static const struct got_error *
4890 2b496619 2019-07-10 stsp make_subtree_for_added_blob(struct got_tree_entry **new_tep,
4891 2b496619 2019-07-10 stsp const char *child_path, const char *path_base_tree,
4892 2b496619 2019-07-10 stsp struct got_pathlist_head *commitable_paths,
4893 2b496619 2019-07-10 stsp got_worktree_status_cb status_cb, void *status_arg,
4894 2b496619 2019-07-10 stsp struct got_repository *repo)
4895 2b496619 2019-07-10 stsp {
4896 2b496619 2019-07-10 stsp const struct got_error *err = NULL;
4897 2b496619 2019-07-10 stsp struct got_tree_entry *new_te;
4898 2b496619 2019-07-10 stsp char *subtree_path;
4899 56e0773d 2019-11-28 stsp struct got_object_id *id = NULL;
4900 ba580f68 2020-03-22 stsp int nentries;
4901 2b496619 2019-07-10 stsp
4902 2b496619 2019-07-10 stsp *new_tep = NULL;
4903 2b496619 2019-07-10 stsp
4904 2b496619 2019-07-10 stsp if (asprintf(&subtree_path, "%s%s%s", path_base_tree,
4905 2b496619 2019-07-10 stsp got_path_is_root_dir(path_base_tree) ? "" : "/",
4906 2b496619 2019-07-10 stsp child_path) == -1)
4907 2b496619 2019-07-10 stsp return got_error_from_errno("asprintf");
4908 036813ee 2019-05-09 stsp
4909 2b496619 2019-07-10 stsp new_te = calloc(1, sizeof(*new_te));
4910 d6fca0ba 2019-09-15 hiltjo if (new_te == NULL)
4911 d6fca0ba 2019-09-15 hiltjo return got_error_from_errno("calloc");
4912 2b496619 2019-07-10 stsp new_te->mode = S_IFDIR;
4913 56e0773d 2019-11-28 stsp
4914 56e0773d 2019-11-28 stsp if (strlcpy(new_te->name, child_path, sizeof(new_te->name)) >=
4915 56e0773d 2019-11-28 stsp sizeof(new_te->name)) {
4916 56e0773d 2019-11-28 stsp err = got_error(GOT_ERR_NO_SPACE);
4917 2b496619 2019-07-10 stsp goto done;
4918 2b496619 2019-07-10 stsp }
4919 ba580f68 2020-03-22 stsp err = write_tree(&id, &nentries, NULL, subtree_path,
4920 2b496619 2019-07-10 stsp commitable_paths, status_cb, status_arg, repo);
4921 2b496619 2019-07-10 stsp if (err) {
4922 56e0773d 2019-11-28 stsp free(new_te);
4923 2b496619 2019-07-10 stsp goto done;
4924 2b496619 2019-07-10 stsp }
4925 56e0773d 2019-11-28 stsp memcpy(&new_te->id, id, sizeof(new_te->id));
4926 2b496619 2019-07-10 stsp done:
4927 56e0773d 2019-11-28 stsp free(id);
4928 2b496619 2019-07-10 stsp free(subtree_path);
4929 2b496619 2019-07-10 stsp if (err == NULL)
4930 2b496619 2019-07-10 stsp *new_tep = new_te;
4931 036813ee 2019-05-09 stsp return err;
4932 036813ee 2019-05-09 stsp }
4933 036813ee 2019-05-09 stsp
4934 036813ee 2019-05-09 stsp static const struct got_error *
4935 ba580f68 2020-03-22 stsp write_tree(struct got_object_id **new_tree_id, int *nentries,
4936 036813ee 2019-05-09 stsp struct got_tree_object *base_tree, const char *path_base_tree,
4937 036813ee 2019-05-09 stsp struct got_pathlist_head *commitable_paths,
4938 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
4939 036813ee 2019-05-09 stsp struct got_repository *repo)
4940 036813ee 2019-05-09 stsp {
4941 036813ee 2019-05-09 stsp const struct got_error *err = NULL;
4942 036813ee 2019-05-09 stsp struct got_pathlist_head paths;
4943 2f51b5b3 2019-05-09 stsp struct got_tree_entry *te, *new_te = NULL;
4944 036813ee 2019-05-09 stsp struct got_pathlist_entry *pe;
4945 036813ee 2019-05-09 stsp
4946 036813ee 2019-05-09 stsp TAILQ_INIT(&paths);
4947 ba580f68 2020-03-22 stsp *nentries = 0;
4948 036813ee 2019-05-09 stsp
4949 036813ee 2019-05-09 stsp /* Insert, and recurse into, newly added entries first. */
4950 036813ee 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
4951 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
4952 2f51b5b3 2019-05-09 stsp char *child_path = NULL, *slash;
4953 036813ee 2019-05-09 stsp
4954 5f8a88c6 2019-08-03 stsp if ((ct->status != GOT_STATUS_ADD &&
4955 5f8a88c6 2019-08-03 stsp ct->staged_status != GOT_STATUS_ADD) ||
4956 a3df2849 2019-05-20 stsp (ct->flags & GOT_COMMITABLE_ADDED))
4957 036813ee 2019-05-09 stsp continue;
4958 036813ee 2019-05-09 stsp
4959 036813ee 2019-05-09 stsp if (!got_path_is_child(pe->path, path_base_tree,
4960 2f51b5b3 2019-05-09 stsp strlen(path_base_tree)))
4961 036813ee 2019-05-09 stsp continue;
4962 036813ee 2019-05-09 stsp
4963 036813ee 2019-05-09 stsp err = got_path_skip_common_ancestor(&child_path, path_base_tree,
4964 036813ee 2019-05-09 stsp pe->path);
4965 036813ee 2019-05-09 stsp if (err)
4966 036813ee 2019-05-09 stsp goto done;
4967 036813ee 2019-05-09 stsp
4968 2f51b5b3 2019-05-09 stsp slash = strchr(child_path, '/');
4969 2f51b5b3 2019-05-09 stsp if (slash == NULL) {
4970 036813ee 2019-05-09 stsp err = alloc_added_blob_tree_entry(&new_te, ct);
4971 036813ee 2019-05-09 stsp if (err)
4972 036813ee 2019-05-09 stsp goto done;
4973 afa376bf 2019-05-09 stsp err = report_ct_status(ct, status_cb, status_arg);
4974 afa376bf 2019-05-09 stsp if (err)
4975 afa376bf 2019-05-09 stsp goto done;
4976 a3df2849 2019-05-20 stsp ct->flags |= GOT_COMMITABLE_ADDED;
4977 2b496619 2019-07-10 stsp err = insert_tree_entry(new_te, &paths);
4978 2b496619 2019-07-10 stsp if (err)
4979 2f51b5b3 2019-05-09 stsp goto done;
4980 ba580f68 2020-03-22 stsp (*nentries)++;
4981 2b496619 2019-07-10 stsp } else {
4982 2b496619 2019-07-10 stsp *slash = '\0'; /* trim trailing path components */
4983 2b496619 2019-07-10 stsp if (base_tree == NULL ||
4984 2b496619 2019-07-10 stsp got_object_tree_find_entry(base_tree, child_path)
4985 2b496619 2019-07-10 stsp == NULL) {
4986 2b496619 2019-07-10 stsp err = make_subtree_for_added_blob(&new_te,
4987 2b496619 2019-07-10 stsp child_path, path_base_tree,
4988 2b496619 2019-07-10 stsp commitable_paths, status_cb, status_arg,
4989 2b496619 2019-07-10 stsp repo);
4990 2b496619 2019-07-10 stsp if (err)
4991 2b496619 2019-07-10 stsp goto done;
4992 2b496619 2019-07-10 stsp err = insert_tree_entry(new_te, &paths);
4993 2b496619 2019-07-10 stsp if (err)
4994 2b496619 2019-07-10 stsp goto done;
4995 ba580f68 2020-03-22 stsp (*nentries)++;
4996 9ba0479c 2019-05-10 stsp }
4997 ed175427 2019-05-09 stsp }
4998 2f51b5b3 2019-05-09 stsp }
4999 2f51b5b3 2019-05-09 stsp
5000 2f51b5b3 2019-05-09 stsp if (base_tree) {
5001 56e0773d 2019-11-28 stsp int i, nbase_entries;
5002 2f51b5b3 2019-05-09 stsp /* Handle modified and deleted entries. */
5003 56e0773d 2019-11-28 stsp nbase_entries = got_object_tree_get_nentries(base_tree);
5004 56e0773d 2019-11-28 stsp for (i = 0; i < nbase_entries; i++) {
5005 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = NULL;
5006 63c5ca5d 2019-08-24 stsp
5007 56e0773d 2019-11-28 stsp te = got_object_tree_get_entry(base_tree, i);
5008 63c5ca5d 2019-08-24 stsp if (got_object_tree_entry_is_submodule(te)) {
5009 63c5ca5d 2019-08-24 stsp /* Entry is a submodule; just copy it. */
5010 63c5ca5d 2019-08-24 stsp err = got_object_tree_entry_dup(&new_te, te);
5011 63c5ca5d 2019-08-24 stsp if (err)
5012 63c5ca5d 2019-08-24 stsp goto done;
5013 63c5ca5d 2019-08-24 stsp err = insert_tree_entry(new_te, &paths);
5014 63c5ca5d 2019-08-24 stsp if (err)
5015 63c5ca5d 2019-08-24 stsp goto done;
5016 ba580f68 2020-03-22 stsp (*nentries)++;
5017 63c5ca5d 2019-08-24 stsp continue;
5018 63c5ca5d 2019-08-24 stsp }
5019 2f51b5b3 2019-05-09 stsp
5020 2f51b5b3 2019-05-09 stsp if (S_ISDIR(te->mode)) {
5021 44d03001 2019-05-09 stsp int modified;
5022 2f51b5b3 2019-05-09 stsp err = got_object_tree_entry_dup(&new_te, te);
5023 036813ee 2019-05-09 stsp if (err)
5024 036813ee 2019-05-09 stsp goto done;
5025 44d03001 2019-05-09 stsp err = match_modified_subtree(&modified, te,
5026 44d03001 2019-05-09 stsp path_base_tree, commitable_paths);
5027 2f51b5b3 2019-05-09 stsp if (err)
5028 2f51b5b3 2019-05-09 stsp goto done;
5029 44d03001 2019-05-09 stsp /* Avoid recursion into unmodified subtrees. */
5030 44d03001 2019-05-09 stsp if (modified) {
5031 56e0773d 2019-11-28 stsp struct got_object_id *new_id;
5032 ba580f68 2020-03-22 stsp int nsubentries;
5033 ba580f68 2020-03-22 stsp err = write_subtree(&new_id,
5034 ba580f68 2020-03-22 stsp &nsubentries, te,
5035 44d03001 2019-05-09 stsp path_base_tree, commitable_paths,
5036 44d03001 2019-05-09 stsp status_cb, status_arg, repo);
5037 44d03001 2019-05-09 stsp if (err)
5038 44d03001 2019-05-09 stsp goto done;
5039 ba580f68 2020-03-22 stsp if (nsubentries == 0) {
5040 ba580f68 2020-03-22 stsp /* All entries were deleted. */
5041 ba580f68 2020-03-22 stsp free(new_id);
5042 ba580f68 2020-03-22 stsp continue;
5043 ba580f68 2020-03-22 stsp }
5044 56e0773d 2019-11-28 stsp memcpy(&new_te->id, new_id,
5045 56e0773d 2019-11-28 stsp sizeof(new_te->id));
5046 56e0773d 2019-11-28 stsp free(new_id);
5047 44d03001 2019-05-09 stsp }
5048 036813ee 2019-05-09 stsp err = insert_tree_entry(new_te, &paths);
5049 036813ee 2019-05-09 stsp if (err)
5050 036813ee 2019-05-09 stsp goto done;
5051 ba580f68 2020-03-22 stsp (*nentries)++;
5052 2f51b5b3 2019-05-09 stsp continue;
5053 036813ee 2019-05-09 stsp }
5054 2f51b5b3 2019-05-09 stsp
5055 2f51b5b3 2019-05-09 stsp err = match_deleted_or_modified_ct(&ct, te,
5056 2f51b5b3 2019-05-09 stsp path_base_tree, commitable_paths);
5057 f66c734c 2019-09-22 stsp if (err)
5058 f66c734c 2019-09-22 stsp goto done;
5059 2f51b5b3 2019-05-09 stsp if (ct) {
5060 2f51b5b3 2019-05-09 stsp /* NB: Deleted entries get dropped here. */
5061 5f8a88c6 2019-08-03 stsp if (ct->status == GOT_STATUS_MODIFY ||
5062 1ebedb77 2019-10-19 stsp ct->status == GOT_STATUS_MODE_CHANGE ||
5063 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY) {
5064 2f51b5b3 2019-05-09 stsp err = alloc_modified_blob_tree_entry(
5065 2f51b5b3 2019-05-09 stsp &new_te, te, ct);
5066 2f51b5b3 2019-05-09 stsp if (err)
5067 2f51b5b3 2019-05-09 stsp goto done;
5068 2f51b5b3 2019-05-09 stsp err = insert_tree_entry(new_te, &paths);
5069 2f51b5b3 2019-05-09 stsp if (err)
5070 2f51b5b3 2019-05-09 stsp goto done;
5071 ba580f68 2020-03-22 stsp (*nentries)++;
5072 2f51b5b3 2019-05-09 stsp }
5073 b416585c 2019-05-13 stsp err = report_ct_status(ct, status_cb,
5074 b416585c 2019-05-13 stsp status_arg);
5075 afa376bf 2019-05-09 stsp if (err)
5076 afa376bf 2019-05-09 stsp goto done;
5077 2f51b5b3 2019-05-09 stsp } else {
5078 2f51b5b3 2019-05-09 stsp /* Entry is unchanged; just copy it. */
5079 2f51b5b3 2019-05-09 stsp err = got_object_tree_entry_dup(&new_te, te);
5080 2f51b5b3 2019-05-09 stsp if (err)
5081 2f51b5b3 2019-05-09 stsp goto done;
5082 2f51b5b3 2019-05-09 stsp err = insert_tree_entry(new_te, &paths);
5083 2f51b5b3 2019-05-09 stsp if (err)
5084 2f51b5b3 2019-05-09 stsp goto done;
5085 ba580f68 2020-03-22 stsp (*nentries)++;
5086 2f51b5b3 2019-05-09 stsp }
5087 ca2503ea 2019-05-09 stsp }
5088 ed175427 2019-05-09 stsp }
5089 0b5cc0d6 2019-05-09 stsp
5090 036813ee 2019-05-09 stsp /* Write new list of entries; deleted entries have been dropped. */
5091 ba580f68 2020-03-22 stsp err = got_object_tree_create(new_tree_id, &paths, *nentries, repo);
5092 ed175427 2019-05-09 stsp done:
5093 036813ee 2019-05-09 stsp got_pathlist_free(&paths);
5094 ed175427 2019-05-09 stsp return err;
5095 ed175427 2019-05-09 stsp }
5096 ed175427 2019-05-09 stsp
5097 ebf99748 2019-05-09 stsp static const struct got_error *
5098 2e1fa222 2020-07-23 stsp reinstall_symlink_after_commit(int *is_bad_symlink, struct got_commitable *ct,
5099 2e1fa222 2020-07-23 stsp struct got_object_id *new_base_commit_id, struct got_worktree *worktree,
5100 0aeb8099 2020-07-23 stsp struct got_fileindex_entry *ie, struct got_repository *repo)
5101 2e1fa222 2020-07-23 stsp {
5102 2e1fa222 2020-07-23 stsp const struct got_error *err = NULL;
5103 2e1fa222 2020-07-23 stsp struct got_blob_object *blob = NULL;
5104 2e1fa222 2020-07-23 stsp struct got_object_id *tree_id = NULL;
5105 2e1fa222 2020-07-23 stsp char *tree_path = NULL;
5106 2e1fa222 2020-07-23 stsp struct got_tree_object *tree = NULL;
5107 2e1fa222 2020-07-23 stsp struct got_tree_entry *te;
5108 2e1fa222 2020-07-23 stsp char *entry_name;
5109 0aeb8099 2020-07-23 stsp unsigned char status;
5110 0aeb8099 2020-07-23 stsp struct stat sb;
5111 0aeb8099 2020-07-23 stsp
5112 0aeb8099 2020-07-23 stsp err = get_file_status(&status, &sb, ie, ct->ondisk_path,
5113 0aeb8099 2020-07-23 stsp -1, NULL, repo);
5114 0aeb8099 2020-07-23 stsp if (err)
5115 0aeb8099 2020-07-23 stsp return err;
5116 0aeb8099 2020-07-23 stsp if (status != GOT_STATUS_NO_CHANGE)
5117 0aeb8099 2020-07-23 stsp return NULL;
5118 2e1fa222 2020-07-23 stsp
5119 c631b115 2020-07-23 stsp if (ct->staged_status == GOT_STATUS_ADD ||
5120 c631b115 2020-07-23 stsp ct->staged_status == GOT_STATUS_MODIFY) {
5121 c631b115 2020-07-23 stsp err = got_object_open_as_blob(&blob, repo, ct->staged_blob_id,
5122 c631b115 2020-07-23 stsp PATH_MAX);
5123 c631b115 2020-07-23 stsp if (err)
5124 c631b115 2020-07-23 stsp return err;
5125 c631b115 2020-07-23 stsp } else {
5126 c631b115 2020-07-23 stsp err = got_object_open_as_blob(&blob, repo, ct->blob_id,
5127 c631b115 2020-07-23 stsp PATH_MAX);
5128 c631b115 2020-07-23 stsp if (err)
5129 c631b115 2020-07-23 stsp return err;
5130 c631b115 2020-07-23 stsp }
5131 2e1fa222 2020-07-23 stsp
5132 2e1fa222 2020-07-23 stsp err = got_path_dirname(&tree_path, ct->in_repo_path);
5133 2e1fa222 2020-07-23 stsp if (err) {
5134 2e1fa222 2020-07-23 stsp if (err->code != GOT_ERR_BAD_PATH)
5135 2e1fa222 2020-07-23 stsp goto done;
5136 2e1fa222 2020-07-23 stsp err = got_object_id_by_path(&tree_id, repo,
5137 2e1fa222 2020-07-23 stsp new_base_commit_id, "");
5138 2e1fa222 2020-07-23 stsp if (err)
5139 2e1fa222 2020-07-23 stsp goto done;
5140 2e1fa222 2020-07-23 stsp } else {
5141 2e1fa222 2020-07-23 stsp err = got_object_id_by_path(&tree_id, repo,
5142 2e1fa222 2020-07-23 stsp new_base_commit_id, tree_path);
5143 2e1fa222 2020-07-23 stsp if (err)
5144 2e1fa222 2020-07-23 stsp goto done;
5145 2e1fa222 2020-07-23 stsp }
5146 2e1fa222 2020-07-23 stsp
5147 2e1fa222 2020-07-23 stsp err = got_object_open_as_tree(&tree, repo, tree_id);
5148 2e1fa222 2020-07-23 stsp if (err)
5149 2e1fa222 2020-07-23 stsp goto done;
5150 2e1fa222 2020-07-23 stsp
5151 2e1fa222 2020-07-23 stsp entry_name = basename(ct->path);
5152 2e1fa222 2020-07-23 stsp if (entry_name == NULL) {
5153 2e1fa222 2020-07-23 stsp err = got_error_from_errno2("basename", ct->path);
5154 2e1fa222 2020-07-23 stsp goto done;
5155 2e1fa222 2020-07-23 stsp }
5156 2e1fa222 2020-07-23 stsp
5157 2e1fa222 2020-07-23 stsp te = got_object_tree_find_entry(tree, entry_name);
5158 2e1fa222 2020-07-23 stsp if (te == NULL) {
5159 2e1fa222 2020-07-23 stsp err = got_error_path(ct->path, GOT_ERR_NO_TREE_ENTRY);
5160 2e1fa222 2020-07-23 stsp goto done;
5161 2e1fa222 2020-07-23 stsp }
5162 2e1fa222 2020-07-23 stsp
5163 2e1fa222 2020-07-23 stsp err = install_symlink(is_bad_symlink, worktree, ct->ondisk_path,
5164 c90c8ce3 2020-07-23 stsp ct->path, blob, 0, 0, 0, repo, NULL, NULL);
5165 2e1fa222 2020-07-23 stsp done:
5166 2e1fa222 2020-07-23 stsp if (blob)
5167 2e1fa222 2020-07-23 stsp got_object_blob_close(blob);
5168 2e1fa222 2020-07-23 stsp if (tree)
5169 2e1fa222 2020-07-23 stsp got_object_tree_close(tree);
5170 2e1fa222 2020-07-23 stsp free(tree_id);
5171 2e1fa222 2020-07-23 stsp free(tree_path);
5172 2e1fa222 2020-07-23 stsp return err;
5173 2e1fa222 2020-07-23 stsp }
5174 2e1fa222 2020-07-23 stsp
5175 2e1fa222 2020-07-23 stsp /*
5176 2e1fa222 2020-07-23 stsp * After comitting a symlink we have a chance to convert "bad" symlinks
5177 2e1fa222 2020-07-23 stsp * (those which point outside the work tree or into .got) to regular files.
5178 2e1fa222 2020-07-23 stsp * This way, the post-commit work tree state matches a fresh checkout of
5179 2e1fa222 2020-07-23 stsp * the tree which was just committed. We also mark such newly committed
5180 2e1fa222 2020-07-23 stsp * symlinks as "bad" in the work tree's fileindex.
5181 2e1fa222 2020-07-23 stsp */
5182 2e1fa222 2020-07-23 stsp static const struct got_error *
5183 2e1fa222 2020-07-23 stsp reinstall_symlinks_after_commit(struct got_pathlist_head *commitable_paths,
5184 2e1fa222 2020-07-23 stsp struct got_object_id *new_base_commit_id, struct got_fileindex *fileindex,
5185 2e1fa222 2020-07-23 stsp struct got_worktree *worktree, struct got_repository *repo)
5186 2e1fa222 2020-07-23 stsp {
5187 2e1fa222 2020-07-23 stsp const struct got_error *err = NULL;
5188 2e1fa222 2020-07-23 stsp struct got_pathlist_entry *pe;
5189 2e1fa222 2020-07-23 stsp
5190 2e1fa222 2020-07-23 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5191 2e1fa222 2020-07-23 stsp struct got_commitable *ct = pe->data;
5192 2e1fa222 2020-07-23 stsp struct got_fileindex_entry *ie;
5193 2e1fa222 2020-07-23 stsp int is_bad_symlink = 0;
5194 2e1fa222 2020-07-23 stsp
5195 c631b115 2020-07-23 stsp if (!S_ISLNK(get_ct_file_mode(ct)) ||
5196 c631b115 2020-07-23 stsp ct->staged_status == GOT_STATUS_DELETE ||
5197 c631b115 2020-07-23 stsp ct->status == GOT_STATUS_DELETE)
5198 2e1fa222 2020-07-23 stsp continue;
5199 2e1fa222 2020-07-23 stsp
5200 0aeb8099 2020-07-23 stsp ie = got_fileindex_entry_get(fileindex, ct->path,
5201 0aeb8099 2020-07-23 stsp strlen(ct->path));
5202 0aeb8099 2020-07-23 stsp if (ie == NULL) {
5203 0aeb8099 2020-07-23 stsp err = got_error_path(ct->path, GOT_ERR_BAD_PATH);
5204 0aeb8099 2020-07-23 stsp break;
5205 0aeb8099 2020-07-23 stsp }
5206 2e1fa222 2020-07-23 stsp err = reinstall_symlink_after_commit(&is_bad_symlink,
5207 0aeb8099 2020-07-23 stsp ct, new_base_commit_id, worktree, ie, repo);
5208 2e1fa222 2020-07-23 stsp if (err)
5209 2e1fa222 2020-07-23 stsp break;
5210 2e1fa222 2020-07-23 stsp if (ie && is_bad_symlink) {
5211 6131ab45 2020-07-23 stsp got_fileindex_entry_filetype_set(ie,
5212 2e1fa222 2020-07-23 stsp GOT_FILEIDX_MODE_BAD_SYMLINK);
5213 2e1fa222 2020-07-23 stsp }
5214 2e1fa222 2020-07-23 stsp }
5215 2e1fa222 2020-07-23 stsp
5216 2e1fa222 2020-07-23 stsp return err;
5217 2e1fa222 2020-07-23 stsp }
5218 2e1fa222 2020-07-23 stsp
5219 2e1fa222 2020-07-23 stsp static const struct got_error *
5220 ebf99748 2019-05-09 stsp update_fileindex_after_commit(struct got_pathlist_head *commitable_paths,
5221 72fd46fa 2019-09-06 stsp struct got_object_id *new_base_commit_id, struct got_fileindex *fileindex,
5222 72fd46fa 2019-09-06 stsp int have_staged_files)
5223 ebf99748 2019-05-09 stsp {
5224 8ec7bf54 2019-07-12 stsp const struct got_error *err = NULL;
5225 ebf99748 2019-05-09 stsp struct got_pathlist_entry *pe;
5226 ebf99748 2019-05-09 stsp
5227 ebf99748 2019-05-09 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5228 ebf99748 2019-05-09 stsp struct got_fileindex_entry *ie;
5229 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5230 ebf99748 2019-05-09 stsp
5231 d6c87207 2019-08-02 stsp ie = got_fileindex_entry_get(fileindex, pe->path, pe->path_len);
5232 ebf99748 2019-05-09 stsp if (ie) {
5233 5f8a88c6 2019-08-03 stsp if (ct->status == GOT_STATUS_DELETE ||
5234 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_DELETE) {
5235 ebf99748 2019-05-09 stsp got_fileindex_entry_remove(fileindex, ie);
5236 5f8a88c6 2019-08-03 stsp } else if (ct->staged_status == GOT_STATUS_ADD ||
5237 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY) {
5238 5f8a88c6 2019-08-03 stsp got_fileindex_entry_stage_set(ie,
5239 5f8a88c6 2019-08-03 stsp GOT_FILEIDX_STAGE_NONE);
5240 5f8a88c6 2019-08-03 stsp err = got_fileindex_entry_update(ie,
5241 5f8a88c6 2019-08-03 stsp ct->ondisk_path, ct->staged_blob_id->sha1,
5242 72fd46fa 2019-09-06 stsp new_base_commit_id->sha1,
5243 72fd46fa 2019-09-06 stsp !have_staged_files);
5244 ebf99748 2019-05-09 stsp } else
5245 ebf99748 2019-05-09 stsp err = got_fileindex_entry_update(ie,
5246 e75eb4da 2019-05-10 stsp ct->ondisk_path, ct->blob_id->sha1,
5247 72fd46fa 2019-09-06 stsp new_base_commit_id->sha1,
5248 72fd46fa 2019-09-06 stsp !have_staged_files);
5249 ebf99748 2019-05-09 stsp } else {
5250 3969253a 2020-03-07 stsp err = got_fileindex_entry_alloc(&ie, pe->path);
5251 ebf99748 2019-05-09 stsp if (err)
5252 af12c6b9 2019-06-04 stsp break;
5253 3969253a 2020-03-07 stsp err = got_fileindex_entry_update(ie, ct->ondisk_path,
5254 3969253a 2020-03-07 stsp ct->blob_id->sha1, new_base_commit_id->sha1, 1);
5255 3969253a 2020-03-07 stsp if (err) {
5256 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
5257 3969253a 2020-03-07 stsp break;
5258 3969253a 2020-03-07 stsp }
5259 3969253a 2020-03-07 stsp err = got_fileindex_entry_add(fileindex, ie);
5260 3969253a 2020-03-07 stsp if (err) {
5261 3969253a 2020-03-07 stsp got_fileindex_entry_free(ie);
5262 af12c6b9 2019-06-04 stsp break;
5263 3969253a 2020-03-07 stsp }
5264 ebf99748 2019-05-09 stsp }
5265 ebf99748 2019-05-09 stsp }
5266 d56d26ce 2019-05-10 stsp return err;
5267 d56d26ce 2019-05-10 stsp }
5268 735ef5ac 2019-08-03 stsp
5269 d56d26ce 2019-05-10 stsp
5270 d56d26ce 2019-05-10 stsp static const struct got_error *
5271 735ef5ac 2019-08-03 stsp check_out_of_date(const char *in_repo_path, unsigned char status,
5272 5f8a88c6 2019-08-03 stsp unsigned char staged_status, struct got_object_id *base_blob_id,
5273 5f8a88c6 2019-08-03 stsp struct got_object_id *base_commit_id,
5274 735ef5ac 2019-08-03 stsp struct got_object_id *head_commit_id, struct got_repository *repo,
5275 735ef5ac 2019-08-03 stsp int ood_errcode)
5276 d56d26ce 2019-05-10 stsp {
5277 d56d26ce 2019-05-10 stsp const struct got_error *err = NULL;
5278 9bead371 2019-07-28 stsp struct got_object_id *id = NULL;
5279 1a36436d 2019-06-10 stsp
5280 5f8a88c6 2019-08-03 stsp if (status != GOT_STATUS_ADD && staged_status != GOT_STATUS_ADD) {
5281 1a36436d 2019-06-10 stsp /* Trivial case: base commit == head commit */
5282 735ef5ac 2019-08-03 stsp if (got_object_id_cmp(base_commit_id, head_commit_id) == 0)
5283 1a36436d 2019-06-10 stsp return NULL;
5284 9bead371 2019-07-28 stsp /*
5285 9bead371 2019-07-28 stsp * Ensure file content which local changes were based
5286 9bead371 2019-07-28 stsp * on matches file content in the branch head.
5287 9bead371 2019-07-28 stsp */
5288 735ef5ac 2019-08-03 stsp err = got_object_id_by_path(&id, repo, head_commit_id,
5289 735ef5ac 2019-08-03 stsp in_repo_path);
5290 9bead371 2019-07-28 stsp if (err) {
5291 aa9f8247 2019-08-05 stsp if (err->code == GOT_ERR_NO_TREE_ENTRY)
5292 aa9f8247 2019-08-05 stsp err = got_error(ood_errcode);
5293 1a36436d 2019-06-10 stsp goto done;
5294 735ef5ac 2019-08-03 stsp } else if (got_object_id_cmp(id, base_blob_id) != 0)
5295 735ef5ac 2019-08-03 stsp err = got_error(ood_errcode);
5296 1a36436d 2019-06-10 stsp } else {
5297 1a36436d 2019-06-10 stsp /* Require that added files don't exist in the branch head. */
5298 735ef5ac 2019-08-03 stsp err = got_object_id_by_path(&id, repo, head_commit_id,
5299 735ef5ac 2019-08-03 stsp in_repo_path);
5300 1a36436d 2019-06-10 stsp if (err && err->code != GOT_ERR_NO_TREE_ENTRY)
5301 1a36436d 2019-06-10 stsp goto done;
5302 735ef5ac 2019-08-03 stsp err = id ? got_error(ood_errcode) : NULL;
5303 1a36436d 2019-06-10 stsp }
5304 1a36436d 2019-06-10 stsp done:
5305 1a36436d 2019-06-10 stsp free(id);
5306 1a36436d 2019-06-10 stsp return err;
5307 ebf99748 2019-05-09 stsp }
5308 ebf99748 2019-05-09 stsp
5309 c4296144 2019-05-09 stsp const struct got_error *
5310 39cd0ff6 2019-07-12 stsp commit_worktree(struct got_object_id **new_commit_id,
5311 39cd0ff6 2019-07-12 stsp struct got_pathlist_head *commitable_paths,
5312 39cd0ff6 2019-07-12 stsp struct got_object_id *head_commit_id, struct got_worktree *worktree,
5313 5c1e53bc 2019-07-28 stsp const char *author, const char *committer,
5314 33ad4cbe 2019-05-12 jcs got_worktree_commit_msg_cb commit_msg_cb, void *commit_arg,
5315 afa376bf 2019-05-09 stsp got_worktree_status_cb status_cb, void *status_arg,
5316 afa376bf 2019-05-09 stsp struct got_repository *repo)
5317 c4296144 2019-05-09 stsp {
5318 39cd0ff6 2019-07-12 stsp const struct got_error *err = NULL, *unlockerr = NULL;
5319 c4296144 2019-05-09 stsp struct got_pathlist_entry *pe;
5320 bc70eb79 2019-05-09 stsp const char *head_ref_name = NULL;
5321 588edf97 2019-05-10 stsp struct got_commit_object *head_commit = NULL;
5322 09f5bd90 2019-05-09 stsp struct got_reference *head_ref2 = NULL;
5323 09f5bd90 2019-05-09 stsp struct got_object_id *head_commit_id2 = NULL;
5324 588edf97 2019-05-10 stsp struct got_tree_object *head_tree = NULL;
5325 036813ee 2019-05-09 stsp struct got_object_id *new_tree_id = NULL;
5326 ba580f68 2020-03-22 stsp int nentries;
5327 de18fc63 2019-05-09 stsp struct got_object_id_queue parent_ids;
5328 de18fc63 2019-05-09 stsp struct got_object_qid *pid = NULL;
5329 33ad4cbe 2019-05-12 jcs char *logmsg = NULL;
5330 c4296144 2019-05-09 stsp
5331 c4296144 2019-05-09 stsp *new_commit_id = NULL;
5332 c4296144 2019-05-09 stsp
5333 de18fc63 2019-05-09 stsp SIMPLEQ_INIT(&parent_ids);
5334 675c7539 2019-05-09 stsp
5335 588edf97 2019-05-10 stsp err = got_object_open_as_commit(&head_commit, repo, head_commit_id);
5336 588edf97 2019-05-10 stsp if (err)
5337 588edf97 2019-05-10 stsp goto done;
5338 de18fc63 2019-05-09 stsp
5339 588edf97 2019-05-10 stsp err = got_object_open_as_tree(&head_tree, repo, head_commit->tree_id);
5340 588edf97 2019-05-10 stsp if (err)
5341 588edf97 2019-05-10 stsp goto done;
5342 588edf97 2019-05-10 stsp
5343 33ad4cbe 2019-05-12 jcs if (commit_msg_cb != NULL) {
5344 39cd0ff6 2019-07-12 stsp err = commit_msg_cb(commitable_paths, &logmsg, commit_arg);
5345 33ad4cbe 2019-05-12 jcs if (err)
5346 33ad4cbe 2019-05-12 jcs goto done;
5347 33ad4cbe 2019-05-12 jcs }
5348 c4296144 2019-05-09 stsp
5349 33ad4cbe 2019-05-12 jcs if (logmsg == NULL || strlen(logmsg) == 0) {
5350 33ad4cbe 2019-05-12 jcs err = got_error(GOT_ERR_COMMIT_MSG_EMPTY);
5351 33ad4cbe 2019-05-12 jcs goto done;
5352 33ad4cbe 2019-05-12 jcs }
5353 33ad4cbe 2019-05-12 jcs
5354 cf066bf8 2019-05-09 stsp /* Create blobs from added and modified files and record their IDs. */
5355 39cd0ff6 2019-07-12 stsp TAILQ_FOREACH(pe, commitable_paths, entry) {
5356 33ad4cbe 2019-05-12 jcs struct got_commitable *ct = pe->data;
5357 cf066bf8 2019-05-09 stsp char *ondisk_path;
5358 cf066bf8 2019-05-09 stsp
5359 5f8a88c6 2019-08-03 stsp /* Blobs for staged files already exist. */
5360 5f8a88c6 2019-08-03 stsp if (ct->staged_status == GOT_STATUS_ADD ||
5361 5f8a88c6 2019-08-03 stsp ct->staged_status == GOT_STATUS_MODIFY)
5362 5f8a88c6 2019-08-03 stsp continue;
5363 5f8a88c6 2019-08-03 stsp
5364 cf066bf8 2019-05-09 stsp if (ct->status != GOT_STATUS_ADD &&
5365 1ebedb77 2019-10-19 stsp ct->status != GOT_STATUS_MODIFY &&
5366 1ebedb77 2019-10-19 stsp ct->status != GOT_STATUS_MODE_CHANGE)
5367 cf066bf8 2019-05-09 stsp continue;
5368 cf066bf8 2019-05-09 stsp
5369 cf066bf8 2019-05-09 stsp if (asprintf(&ondisk_path, "%s/%s",
5370 cf066bf8 2019-05-09 stsp worktree->root_path, pe->path) == -1) {
5371 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
5372 cf066bf8 2019-05-09 stsp goto done;
5373 cf066bf8 2019-05-09 stsp }
5374 e75eb4da 2019-05-10 stsp err = got_object_blob_create(&ct->blob_id, ondisk_path, repo);
5375 2e1fa222 2020-07-23 stsp free(ondisk_path);
5376 2e1fa222 2020-07-23 stsp if (err)
5377 cf066bf8 2019-05-09 stsp goto done;
5378 cf066bf8 2019-05-09 stsp }
5379 036813ee 2019-05-09 stsp
5380 036813ee 2019-05-09 stsp /* Recursively write new tree objects. */
5381 ba580f68 2020-03-22 stsp err = write_tree(&new_tree_id, &nentries, head_tree, "/",
5382 ba580f68 2020-03-22 stsp commitable_paths, status_cb, status_arg, repo);
5383 036813ee 2019-05-09 stsp if (err)
5384 036813ee 2019-05-09 stsp goto done;
5385 036813ee 2019-05-09 stsp
5386 de18fc63 2019-05-09 stsp err = got_object_qid_alloc(&pid, worktree->base_commit_id);
5387 de18fc63 2019-05-09 stsp if (err)
5388 de18fc63 2019-05-09 stsp goto done;
5389 de18fc63 2019-05-09 stsp SIMPLEQ_INSERT_TAIL(&parent_ids, pid, entry);
5390 de18fc63 2019-05-09 stsp err = got_object_commit_create(new_commit_id, new_tree_id, &parent_ids,
5391 de18fc63 2019-05-09 stsp 1, author, time(NULL), committer, time(NULL), logmsg, repo);
5392 de18fc63 2019-05-09 stsp got_object_qid_free(pid);
5393 33ad4cbe 2019-05-12 jcs if (logmsg != NULL)
5394 33ad4cbe 2019-05-12 jcs free(logmsg);
5395 9d40349a 2019-05-09 stsp if (err)
5396 9d40349a 2019-05-09 stsp goto done;
5397 9d40349a 2019-05-09 stsp
5398 09f5bd90 2019-05-09 stsp /* Check if a concurrent commit to our branch has occurred. */
5399 bc70eb79 2019-05-09 stsp head_ref_name = got_worktree_get_head_ref_name(worktree);
5400 bc70eb79 2019-05-09 stsp if (head_ref_name == NULL) {
5401 638f9024 2019-05-13 stsp err = got_error_from_errno("got_worktree_get_head_ref_name");
5402 09f5bd90 2019-05-09 stsp goto done;
5403 09f5bd90 2019-05-09 stsp }
5404 2f17228e 2019-05-12 stsp /* Lock the reference here to prevent concurrent modification. */
5405 2f17228e 2019-05-12 stsp err = got_ref_open(&head_ref2, repo, head_ref_name, 1);
5406 09f5bd90 2019-05-09 stsp if (err)
5407 09f5bd90 2019-05-09 stsp goto done;
5408 09f5bd90 2019-05-09 stsp err = got_ref_resolve(&head_commit_id2, repo, head_ref2);
5409 ebf99748 2019-05-09 stsp if (err)
5410 ebf99748 2019-05-09 stsp goto done;
5411 09f5bd90 2019-05-09 stsp if (got_object_id_cmp(head_commit_id, head_commit_id2) != 0) {
5412 09f5bd90 2019-05-09 stsp err = got_error(GOT_ERR_COMMIT_HEAD_CHANGED);
5413 09f5bd90 2019-05-09 stsp goto done;
5414 09f5bd90 2019-05-09 stsp }
5415 09f5bd90 2019-05-09 stsp /* Update branch head in repository. */
5416 2f17228e 2019-05-12 stsp err = got_ref_change_ref(head_ref2, *new_commit_id);
5417 f2c16586 2019-05-09 stsp if (err)
5418 f2c16586 2019-05-09 stsp goto done;
5419 2f17228e 2019-05-12 stsp err = got_ref_write(head_ref2, repo);
5420 f2c16586 2019-05-09 stsp if (err)
5421 f2c16586 2019-05-09 stsp goto done;
5422 f2c16586 2019-05-09 stsp
5423 09f5bd90 2019-05-09 stsp err = got_worktree_set_base_commit_id(worktree, repo, *new_commit_id);
5424 09f5bd90 2019-05-09 stsp if (err)
5425 09f5bd90 2019-05-09 stsp goto done;
5426 09f5bd90 2019-05-09 stsp
5427 ebf99748 2019-05-09 stsp err = ref_base_commit(worktree, repo);
5428 ebf99748 2019-05-09 stsp if (err)
5429 ebf99748 2019-05-09 stsp goto done;
5430 c4296144 2019-05-09 stsp done:
5431 588edf97 2019-05-10 stsp if (head_tree)
5432 588edf97 2019-05-10 stsp got_object_tree_close(head_tree);
5433 588edf97 2019-05-10 stsp if (head_commit)
5434 588edf97 2019-05-10 stsp got_object_commit_close(head_commit);
5435 09f5bd90 2019-05-09 stsp free(head_commit_id2);
5436 2f17228e 2019-05-12 stsp if (head_ref2) {
5437 2f17228e 2019-05-12 stsp unlockerr = got_ref_unlock(head_ref2);
5438 2f17228e 2019-05-12 stsp if (unlockerr && err == NULL)
5439 2f17228e 2019-05-12 stsp err = unlockerr;
5440 09f5bd90 2019-05-09 stsp got_ref_close(head_ref2);
5441 39cd0ff6 2019-07-12 stsp }
5442 39cd0ff6 2019-07-12 stsp return err;
5443 39cd0ff6 2019-07-12 stsp }
5444 5c1e53bc 2019-07-28 stsp
5445 5c1e53bc 2019-07-28 stsp static const struct got_error *
5446 5c1e53bc 2019-07-28 stsp check_path_is_commitable(const char *path,
5447 5c1e53bc 2019-07-28 stsp struct got_pathlist_head *commitable_paths)
5448 5c1e53bc 2019-07-28 stsp {
5449 5c1e53bc 2019-07-28 stsp struct got_pathlist_entry *cpe = NULL;
5450 5c1e53bc 2019-07-28 stsp size_t path_len = strlen(path);
5451 39cd0ff6 2019-07-12 stsp
5452 5c1e53bc 2019-07-28 stsp TAILQ_FOREACH(cpe, commitable_paths, entry) {
5453 5c1e53bc 2019-07-28 stsp struct got_commitable *ct = cpe->data;
5454 5c1e53bc 2019-07-28 stsp const char *ct_path = ct->path;
5455 5c1e53bc 2019-07-28 stsp
5456 5c1e53bc 2019-07-28 stsp while (ct_path[0] == '/')
5457 5c1e53bc 2019-07-28 stsp ct_path++;
5458 5c1e53bc 2019-07-28 stsp
5459 5c1e53bc 2019-07-28 stsp if (strcmp(path, ct_path) == 0 ||
5460 5c1e53bc 2019-07-28 stsp got_path_is_child(ct_path, path, path_len))
5461 5c1e53bc 2019-07-28 stsp break;
5462 5c1e53bc 2019-07-28 stsp }
5463 5c1e53bc 2019-07-28 stsp
5464 5c1e53bc 2019-07-28 stsp if (cpe == NULL)
5465 5c1e53bc 2019-07-28 stsp return got_error_path(path, GOT_ERR_BAD_PATH);
5466 5c1e53bc 2019-07-28 stsp
5467 5c1e53bc 2019-07-28 stsp return NULL;
5468 5c1e53bc 2019-07-28 stsp }
5469 5c1e53bc 2019-07-28 stsp
5470 f0b75401 2019-08-03 stsp static const struct got_error *
5471 f0b75401 2019-08-03 stsp check_staged_file(void *arg, struct got_fileindex_entry *ie)
5472 f0b75401 2019-08-03 stsp {
5473 f0b75401 2019-08-03 stsp int *have_staged_files = arg;
5474 f0b75401 2019-08-03 stsp
5475 f0b75401 2019-08-03 stsp if (got_fileindex_entry_stage_get(ie) != GOT_FILEIDX_STAGE_NONE) {
5476 f0b75401 2019-08-03 stsp *have_staged_files = 1;
5477 f0b75401 2019-08-03 stsp return got_error(GOT_ERR_CANCELLED);
5478 f0b75401 2019-08-03 stsp }
5479 f0b75401 2019-08-03 stsp
5480 f0b75401 2019-08-03 stsp return NULL;
5481 f0b75401 2019-08-03 stsp }
5482 f0b75401 2019-08-03 stsp
5483 5f8a88c6 2019-08-03 stsp static const struct got_error *
5484 5f8a88c6 2019-08-03 stsp check_non_staged_files(struct got_fileindex *fileindex,
5485 5f8a88c6 2019-08-03 stsp struct got_pathlist_head *paths)
5486 5f8a88c6 2019-08-03 stsp {
5487 5f8a88c6 2019-08-03 stsp struct got_pathlist_entry *pe;
5488 5f8a88c6 2019-08-03 stsp struct got_fileindex_entry *ie;
5489 5f8a88c6 2019-08-03 stsp
5490 5f8a88c6 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
5491 5f8a88c6 2019-08-03 stsp if (pe->path[0] == '\0')
5492 5f8a88c6 2019-08-03 stsp continue;
5493 5f8a88c6 2019-08-03 stsp ie = got_fileindex_entry_get(fileindex, pe->path, pe->path_len);
5494 5f8a88c6 2019-08-03 stsp if (ie == NULL)
5495 5f8a88c6 2019-08-03 stsp return got_error_path(pe->path, GOT_ERR_BAD_PATH);
5496 5f8a88c6 2019-08-03 stsp if (got_fileindex_entry_stage_get(ie) == GOT_FILEIDX_STAGE_NONE)
5497 5f8a88c6 2019-08-03 stsp return got_error_path(pe->path,
5498 5f8a88c6 2019-08-03 stsp GOT_ERR_FILE_NOT_STAGED);
5499 5f8a88c6 2019-08-03 stsp }
5500 5f8a88c6 2019-08-03 stsp
5501 5f8a88c6 2019-08-03 stsp return NULL;
5502 5f8a88c6 2019-08-03 stsp }
5503 5f8a88c6 2019-08-03 stsp
5504 39cd0ff6 2019-07-12 stsp const struct got_error *
5505 39cd0ff6 2019-07-12 stsp got_worktree_commit(struct got_object_id **new_commit_id,
5506 5c1e53bc 2019-07-28 stsp struct got_worktree *worktree, struct got_pathlist_head *paths,
5507 39cd0ff6 2019-07-12 stsp const char *author, const char *committer,
5508 39cd0ff6 2019-07-12 stsp got_worktree_commit_msg_cb commit_msg_cb, void *commit_arg,
5509 39cd0ff6 2019-07-12 stsp got_worktree_status_cb status_cb, void *status_arg,
5510 39cd0ff6 2019-07-12 stsp struct got_repository *repo)
5511 39cd0ff6 2019-07-12 stsp {
5512 39cd0ff6 2019-07-12 stsp const struct got_error *err = NULL, *unlockerr = NULL, *sync_err;
5513 39cd0ff6 2019-07-12 stsp struct got_fileindex *fileindex = NULL;
5514 5c1e53bc 2019-07-28 stsp char *fileindex_path = NULL;
5515 39cd0ff6 2019-07-12 stsp struct got_pathlist_head commitable_paths;
5516 39cd0ff6 2019-07-12 stsp struct collect_commitables_arg cc_arg;
5517 39cd0ff6 2019-07-12 stsp struct got_pathlist_entry *pe;
5518 39cd0ff6 2019-07-12 stsp struct got_reference *head_ref = NULL;
5519 39cd0ff6 2019-07-12 stsp struct got_object_id *head_commit_id = NULL;
5520 f0b75401 2019-08-03 stsp int have_staged_files = 0;
5521 39cd0ff6 2019-07-12 stsp
5522 39cd0ff6 2019-07-12 stsp *new_commit_id = NULL;
5523 39cd0ff6 2019-07-12 stsp
5524 39cd0ff6 2019-07-12 stsp TAILQ_INIT(&commitable_paths);
5525 39cd0ff6 2019-07-12 stsp
5526 39cd0ff6 2019-07-12 stsp err = lock_worktree(worktree, LOCK_EX);
5527 39cd0ff6 2019-07-12 stsp if (err)
5528 39cd0ff6 2019-07-12 stsp goto done;
5529 39cd0ff6 2019-07-12 stsp
5530 39cd0ff6 2019-07-12 stsp err = got_ref_open(&head_ref, repo, worktree->head_ref_name, 0);
5531 39cd0ff6 2019-07-12 stsp if (err)
5532 39cd0ff6 2019-07-12 stsp goto done;
5533 39cd0ff6 2019-07-12 stsp
5534 39cd0ff6 2019-07-12 stsp err = got_ref_resolve(&head_commit_id, repo, head_ref);
5535 39cd0ff6 2019-07-12 stsp if (err)
5536 39cd0ff6 2019-07-12 stsp goto done;
5537 39cd0ff6 2019-07-12 stsp
5538 39cd0ff6 2019-07-12 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
5539 39cd0ff6 2019-07-12 stsp if (err)
5540 39cd0ff6 2019-07-12 stsp goto done;
5541 39cd0ff6 2019-07-12 stsp
5542 5f8a88c6 2019-08-03 stsp err = got_fileindex_for_each_entry_safe(fileindex, check_staged_file,
5543 5f8a88c6 2019-08-03 stsp &have_staged_files);
5544 5f8a88c6 2019-08-03 stsp if (err && err->code != GOT_ERR_CANCELLED)
5545 5f8a88c6 2019-08-03 stsp goto done;
5546 5f8a88c6 2019-08-03 stsp if (have_staged_files) {
5547 5f8a88c6 2019-08-03 stsp err = check_non_staged_files(fileindex, paths);
5548 5f8a88c6 2019-08-03 stsp if (err)
5549 5f8a88c6 2019-08-03 stsp goto done;
5550 5f8a88c6 2019-08-03 stsp }
5551 5f8a88c6 2019-08-03 stsp
5552 39cd0ff6 2019-07-12 stsp cc_arg.commitable_paths = &commitable_paths;
5553 39cd0ff6 2019-07-12 stsp cc_arg.worktree = worktree;
5554 0aeb8099 2020-07-23 stsp cc_arg.fileindex = fileindex;
5555 39cd0ff6 2019-07-12 stsp cc_arg.repo = repo;
5556 5f8a88c6 2019-08-03 stsp cc_arg.have_staged_files = have_staged_files;
5557 5c1e53bc 2019-07-28 stsp TAILQ_FOREACH(pe, paths, entry) {
5558 5c1e53bc 2019-07-28 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
5559 f2a9dc41 2019-12-13 tracey collect_commitables, &cc_arg, NULL, NULL, 0, 0);
5560 5c1e53bc 2019-07-28 stsp if (err)
5561 5c1e53bc 2019-07-28 stsp goto done;
5562 5c1e53bc 2019-07-28 stsp }
5563 39cd0ff6 2019-07-12 stsp
5564 39cd0ff6 2019-07-12 stsp if (TAILQ_EMPTY(&commitable_paths)) {
5565 39cd0ff6 2019-07-12 stsp err = got_error(GOT_ERR_COMMIT_NO_CHANGES);
5566 39cd0ff6 2019-07-12 stsp goto done;
5567 5c1e53bc 2019-07-28 stsp }
5568 5c1e53bc 2019-07-28 stsp
5569 5c1e53bc 2019-07-28 stsp TAILQ_FOREACH(pe, paths, entry) {
5570 5c1e53bc 2019-07-28 stsp err = check_path_is_commitable(pe->path, &commitable_paths);
5571 5c1e53bc 2019-07-28 stsp if (err)
5572 5c1e53bc 2019-07-28 stsp goto done;
5573 39cd0ff6 2019-07-12 stsp }
5574 f0b75401 2019-08-03 stsp
5575 b50cabdf 2019-07-12 stsp TAILQ_FOREACH(pe, &commitable_paths, entry) {
5576 b50cabdf 2019-07-12 stsp struct got_commitable *ct = pe->data;
5577 f0b75401 2019-08-03 stsp const char *ct_path = ct->in_repo_path;
5578 f0b75401 2019-08-03 stsp
5579 f0b75401 2019-08-03 stsp while (ct_path[0] == '/')
5580 f0b75401 2019-08-03 stsp ct_path++;
5581 f0b75401 2019-08-03 stsp err = check_out_of_date(ct_path, ct->status,
5582 5f8a88c6 2019-08-03 stsp ct->staged_status, ct->base_blob_id, ct->base_commit_id,
5583 5f8a88c6 2019-08-03 stsp head_commit_id, repo, GOT_ERR_COMMIT_OUT_OF_DATE);
5584 b50cabdf 2019-07-12 stsp if (err)
5585 b50cabdf 2019-07-12 stsp goto done;
5586 f0b75401 2019-08-03 stsp
5587 b50cabdf 2019-07-12 stsp }
5588 b50cabdf 2019-07-12 stsp
5589 39cd0ff6 2019-07-12 stsp err = commit_worktree(new_commit_id, &commitable_paths,
5590 5c1e53bc 2019-07-28 stsp head_commit_id, worktree, author, committer,
5591 39cd0ff6 2019-07-12 stsp commit_msg_cb, commit_arg, status_cb, status_arg, repo);
5592 39cd0ff6 2019-07-12 stsp if (err)
5593 39cd0ff6 2019-07-12 stsp goto done;
5594 39cd0ff6 2019-07-12 stsp
5595 93ec1b5f 2019-07-12 stsp err = update_fileindex_after_commit(&commitable_paths, *new_commit_id,
5596 72fd46fa 2019-09-06 stsp fileindex, have_staged_files);
5597 2e1fa222 2020-07-23 stsp if (err == NULL) {
5598 2e1fa222 2020-07-23 stsp err = reinstall_symlinks_after_commit(&commitable_paths,
5599 2e1fa222 2020-07-23 stsp *new_commit_id, fileindex, worktree, repo);
5600 2e1fa222 2020-07-23 stsp }
5601 39cd0ff6 2019-07-12 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
5602 39cd0ff6 2019-07-12 stsp if (sync_err && err == NULL)
5603 39cd0ff6 2019-07-12 stsp err = sync_err;
5604 39cd0ff6 2019-07-12 stsp done:
5605 39cd0ff6 2019-07-12 stsp if (fileindex)
5606 39cd0ff6 2019-07-12 stsp got_fileindex_free(fileindex);
5607 39cd0ff6 2019-07-12 stsp free(fileindex_path);
5608 39cd0ff6 2019-07-12 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
5609 39cd0ff6 2019-07-12 stsp if (unlockerr && err == NULL)
5610 39cd0ff6 2019-07-12 stsp err = unlockerr;
5611 39cd0ff6 2019-07-12 stsp TAILQ_FOREACH(pe, &commitable_paths, entry) {
5612 39cd0ff6 2019-07-12 stsp struct got_commitable *ct = pe->data;
5613 39cd0ff6 2019-07-12 stsp free_commitable(ct);
5614 39cd0ff6 2019-07-12 stsp }
5615 39cd0ff6 2019-07-12 stsp got_pathlist_free(&commitable_paths);
5616 c4296144 2019-05-09 stsp return err;
5617 8656d6c4 2019-05-20 stsp }
5618 8656d6c4 2019-05-20 stsp
5619 8656d6c4 2019-05-20 stsp const char *
5620 8656d6c4 2019-05-20 stsp got_commitable_get_path(struct got_commitable *ct)
5621 8656d6c4 2019-05-20 stsp {
5622 8656d6c4 2019-05-20 stsp return ct->path;
5623 8656d6c4 2019-05-20 stsp }
5624 8656d6c4 2019-05-20 stsp
5625 8656d6c4 2019-05-20 stsp unsigned int
5626 8656d6c4 2019-05-20 stsp got_commitable_get_status(struct got_commitable *ct)
5627 8656d6c4 2019-05-20 stsp {
5628 8656d6c4 2019-05-20 stsp return ct->status;
5629 818c7501 2019-07-11 stsp }
5630 818c7501 2019-07-11 stsp
5631 818c7501 2019-07-11 stsp struct check_rebase_ok_arg {
5632 818c7501 2019-07-11 stsp struct got_worktree *worktree;
5633 818c7501 2019-07-11 stsp struct got_repository *repo;
5634 818c7501 2019-07-11 stsp };
5635 818c7501 2019-07-11 stsp
5636 818c7501 2019-07-11 stsp static const struct got_error *
5637 818c7501 2019-07-11 stsp check_rebase_ok(void *arg, struct got_fileindex_entry *ie)
5638 818c7501 2019-07-11 stsp {
5639 818c7501 2019-07-11 stsp const struct got_error *err = NULL;
5640 818c7501 2019-07-11 stsp struct check_rebase_ok_arg *a = arg;
5641 818c7501 2019-07-11 stsp unsigned char status;
5642 818c7501 2019-07-11 stsp struct stat sb;
5643 818c7501 2019-07-11 stsp char *ondisk_path;
5644 818c7501 2019-07-11 stsp
5645 6a263307 2019-07-27 stsp /* Reject rebase of a work tree with mixed base commits. */
5646 6a263307 2019-07-27 stsp if (memcmp(ie->commit_sha1, a->worktree->base_commit_id->sha1,
5647 6a263307 2019-07-27 stsp SHA1_DIGEST_LENGTH))
5648 6a263307 2019-07-27 stsp return got_error(GOT_ERR_MIXED_COMMITS);
5649 818c7501 2019-07-11 stsp
5650 818c7501 2019-07-11 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path, ie->path)
5651 818c7501 2019-07-11 stsp == -1)
5652 818c7501 2019-07-11 stsp return got_error_from_errno("asprintf");
5653 818c7501 2019-07-11 stsp
5654 b9622844 2019-08-03 stsp /* Reject rebase of a work tree with modified or staged files. */
5655 7f91a133 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path, -1, NULL, a->repo);
5656 818c7501 2019-07-11 stsp free(ondisk_path);
5657 818c7501 2019-07-11 stsp if (err)
5658 818c7501 2019-07-11 stsp return err;
5659 818c7501 2019-07-11 stsp
5660 6a263307 2019-07-27 stsp if (status != GOT_STATUS_NO_CHANGE)
5661 818c7501 2019-07-11 stsp return got_error(GOT_ERR_MODIFIED);
5662 b9622844 2019-08-03 stsp if (get_staged_status(ie) != GOT_STATUS_NO_CHANGE)
5663 b9622844 2019-08-03 stsp return got_error_path(ie->path, GOT_ERR_FILE_STAGED);
5664 818c7501 2019-07-11 stsp
5665 818c7501 2019-07-11 stsp return NULL;
5666 818c7501 2019-07-11 stsp }
5667 818c7501 2019-07-11 stsp
5668 818c7501 2019-07-11 stsp const struct got_error *
5669 818c7501 2019-07-11 stsp got_worktree_rebase_prepare(struct got_reference **new_base_branch_ref,
5670 3e3a69f1 2019-07-25 stsp struct got_reference **tmp_branch, struct got_fileindex **fileindex,
5671 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_reference *branch,
5672 3e3a69f1 2019-07-25 stsp struct got_repository *repo)
5673 818c7501 2019-07-11 stsp {
5674 818c7501 2019-07-11 stsp const struct got_error *err = NULL;
5675 818c7501 2019-07-11 stsp char *tmp_branch_name = NULL, *new_base_branch_ref_name = NULL;
5676 818c7501 2019-07-11 stsp char *branch_ref_name = NULL;
5677 818c7501 2019-07-11 stsp char *fileindex_path = NULL;
5678 818c7501 2019-07-11 stsp struct check_rebase_ok_arg ok_arg;
5679 818c7501 2019-07-11 stsp struct got_reference *wt_branch = NULL, *branch_ref = NULL;
5680 e51d7b55 2020-01-04 stsp struct got_object_id *wt_branch_tip = NULL;
5681 818c7501 2019-07-11 stsp
5682 818c7501 2019-07-11 stsp *new_base_branch_ref = NULL;
5683 818c7501 2019-07-11 stsp *tmp_branch = NULL;
5684 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
5685 818c7501 2019-07-11 stsp
5686 818c7501 2019-07-11 stsp err = lock_worktree(worktree, LOCK_EX);
5687 818c7501 2019-07-11 stsp if (err)
5688 818c7501 2019-07-11 stsp return err;
5689 818c7501 2019-07-11 stsp
5690 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
5691 818c7501 2019-07-11 stsp if (err)
5692 818c7501 2019-07-11 stsp goto done;
5693 818c7501 2019-07-11 stsp
5694 818c7501 2019-07-11 stsp ok_arg.worktree = worktree;
5695 818c7501 2019-07-11 stsp ok_arg.repo = repo;
5696 3e3a69f1 2019-07-25 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
5697 818c7501 2019-07-11 stsp &ok_arg);
5698 818c7501 2019-07-11 stsp if (err)
5699 818c7501 2019-07-11 stsp goto done;
5700 818c7501 2019-07-11 stsp
5701 818c7501 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
5702 818c7501 2019-07-11 stsp if (err)
5703 818c7501 2019-07-11 stsp goto done;
5704 818c7501 2019-07-11 stsp
5705 818c7501 2019-07-11 stsp err = get_newbase_symref_name(&new_base_branch_ref_name, worktree);
5706 818c7501 2019-07-11 stsp if (err)
5707 818c7501 2019-07-11 stsp goto done;
5708 818c7501 2019-07-11 stsp
5709 818c7501 2019-07-11 stsp err = get_rebase_branch_symref_name(&branch_ref_name, worktree);
5710 818c7501 2019-07-11 stsp if (err)
5711 818c7501 2019-07-11 stsp goto done;
5712 818c7501 2019-07-11 stsp
5713 818c7501 2019-07-11 stsp err = got_ref_open(&wt_branch, repo, worktree->head_ref_name,
5714 818c7501 2019-07-11 stsp 0);
5715 e51d7b55 2020-01-04 stsp if (err)
5716 e51d7b55 2020-01-04 stsp goto done;
5717 e51d7b55 2020-01-04 stsp
5718 e51d7b55 2020-01-04 stsp err = got_ref_resolve(&wt_branch_tip, repo, wt_branch);
5719 818c7501 2019-07-11 stsp if (err)
5720 818c7501 2019-07-11 stsp goto done;
5721 e51d7b55 2020-01-04 stsp if (got_object_id_cmp(worktree->base_commit_id, wt_branch_tip) != 0) {
5722 e51d7b55 2020-01-04 stsp err = got_error(GOT_ERR_REBASE_OUT_OF_DATE);
5723 e51d7b55 2020-01-04 stsp goto done;
5724 e51d7b55 2020-01-04 stsp }
5725 818c7501 2019-07-11 stsp
5726 818c7501 2019-07-11 stsp err = got_ref_alloc_symref(new_base_branch_ref,
5727 818c7501 2019-07-11 stsp new_base_branch_ref_name, wt_branch);
5728 818c7501 2019-07-11 stsp if (err)
5729 818c7501 2019-07-11 stsp goto done;
5730 818c7501 2019-07-11 stsp err = got_ref_write(*new_base_branch_ref, repo);
5731 818c7501 2019-07-11 stsp if (err)
5732 818c7501 2019-07-11 stsp goto done;
5733 818c7501 2019-07-11 stsp
5734 818c7501 2019-07-11 stsp /* TODO Lock original branch's ref while rebasing? */
5735 818c7501 2019-07-11 stsp
5736 818c7501 2019-07-11 stsp err = got_ref_alloc_symref(&branch_ref, branch_ref_name, branch);
5737 818c7501 2019-07-11 stsp if (err)
5738 818c7501 2019-07-11 stsp goto done;
5739 818c7501 2019-07-11 stsp
5740 818c7501 2019-07-11 stsp err = got_ref_write(branch_ref, repo);
5741 818c7501 2019-07-11 stsp if (err)
5742 818c7501 2019-07-11 stsp goto done;
5743 818c7501 2019-07-11 stsp
5744 818c7501 2019-07-11 stsp err = got_ref_alloc(tmp_branch, tmp_branch_name,
5745 818c7501 2019-07-11 stsp worktree->base_commit_id);
5746 818c7501 2019-07-11 stsp if (err)
5747 818c7501 2019-07-11 stsp goto done;
5748 818c7501 2019-07-11 stsp err = got_ref_write(*tmp_branch, repo);
5749 818c7501 2019-07-11 stsp if (err)
5750 818c7501 2019-07-11 stsp goto done;
5751 818c7501 2019-07-11 stsp
5752 818c7501 2019-07-11 stsp err = got_worktree_set_head_ref(worktree, *tmp_branch);
5753 818c7501 2019-07-11 stsp if (err)
5754 818c7501 2019-07-11 stsp goto done;
5755 818c7501 2019-07-11 stsp done:
5756 818c7501 2019-07-11 stsp free(fileindex_path);
5757 818c7501 2019-07-11 stsp free(tmp_branch_name);
5758 818c7501 2019-07-11 stsp free(new_base_branch_ref_name);
5759 818c7501 2019-07-11 stsp free(branch_ref_name);
5760 818c7501 2019-07-11 stsp if (branch_ref)
5761 818c7501 2019-07-11 stsp got_ref_close(branch_ref);
5762 818c7501 2019-07-11 stsp if (wt_branch)
5763 818c7501 2019-07-11 stsp got_ref_close(wt_branch);
5764 e51d7b55 2020-01-04 stsp free(wt_branch_tip);
5765 818c7501 2019-07-11 stsp if (err) {
5766 818c7501 2019-07-11 stsp if (*new_base_branch_ref) {
5767 818c7501 2019-07-11 stsp got_ref_close(*new_base_branch_ref);
5768 818c7501 2019-07-11 stsp *new_base_branch_ref = NULL;
5769 818c7501 2019-07-11 stsp }
5770 818c7501 2019-07-11 stsp if (*tmp_branch) {
5771 818c7501 2019-07-11 stsp got_ref_close(*tmp_branch);
5772 818c7501 2019-07-11 stsp *tmp_branch = NULL;
5773 818c7501 2019-07-11 stsp }
5774 3e3a69f1 2019-07-25 stsp if (*fileindex) {
5775 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
5776 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
5777 3e3a69f1 2019-07-25 stsp }
5778 818c7501 2019-07-11 stsp lock_worktree(worktree, LOCK_SH);
5779 818c7501 2019-07-11 stsp }
5780 818c7501 2019-07-11 stsp return err;
5781 818c7501 2019-07-11 stsp }
5782 818c7501 2019-07-11 stsp
5783 818c7501 2019-07-11 stsp const struct got_error *
5784 818c7501 2019-07-11 stsp got_worktree_rebase_continue(struct got_object_id **commit_id,
5785 818c7501 2019-07-11 stsp struct got_reference **new_base_branch, struct got_reference **tmp_branch,
5786 3e3a69f1 2019-07-25 stsp struct got_reference **branch, struct got_fileindex **fileindex,
5787 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_repository *repo)
5788 818c7501 2019-07-11 stsp {
5789 818c7501 2019-07-11 stsp const struct got_error *err;
5790 818c7501 2019-07-11 stsp char *commit_ref_name = NULL, *new_base_branch_ref_name = NULL;
5791 818c7501 2019-07-11 stsp char *tmp_branch_name = NULL, *branch_ref_name = NULL;
5792 818c7501 2019-07-11 stsp struct got_reference *commit_ref = NULL, *branch_ref = NULL;
5793 3e3a69f1 2019-07-25 stsp char *fileindex_path = NULL;
5794 f032f1f7 2019-08-04 stsp int have_staged_files = 0;
5795 818c7501 2019-07-11 stsp
5796 818c7501 2019-07-11 stsp *commit_id = NULL;
5797 3e3a69f1 2019-07-25 stsp *new_base_branch = NULL;
5798 3e3a69f1 2019-07-25 stsp *tmp_branch = NULL;
5799 3e3a69f1 2019-07-25 stsp *branch = NULL;
5800 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
5801 3e3a69f1 2019-07-25 stsp
5802 3e3a69f1 2019-07-25 stsp err = lock_worktree(worktree, LOCK_EX);
5803 3e3a69f1 2019-07-25 stsp if (err)
5804 3e3a69f1 2019-07-25 stsp return err;
5805 818c7501 2019-07-11 stsp
5806 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
5807 3e3a69f1 2019-07-25 stsp if (err)
5808 f032f1f7 2019-08-04 stsp goto done;
5809 f032f1f7 2019-08-04 stsp
5810 f032f1f7 2019-08-04 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_staged_file,
5811 f032f1f7 2019-08-04 stsp &have_staged_files);
5812 f032f1f7 2019-08-04 stsp if (err && err->code != GOT_ERR_CANCELLED)
5813 f032f1f7 2019-08-04 stsp goto done;
5814 f032f1f7 2019-08-04 stsp if (have_staged_files) {
5815 f032f1f7 2019-08-04 stsp err = got_error(GOT_ERR_STAGED_PATHS);
5816 3e3a69f1 2019-07-25 stsp goto done;
5817 f032f1f7 2019-08-04 stsp }
5818 3e3a69f1 2019-07-25 stsp
5819 818c7501 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
5820 818c7501 2019-07-11 stsp if (err)
5821 f032f1f7 2019-08-04 stsp goto done;
5822 818c7501 2019-07-11 stsp
5823 818c7501 2019-07-11 stsp err = get_rebase_branch_symref_name(&branch_ref_name, worktree);
5824 818c7501 2019-07-11 stsp if (err)
5825 818c7501 2019-07-11 stsp goto done;
5826 818c7501 2019-07-11 stsp
5827 818c7501 2019-07-11 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
5828 818c7501 2019-07-11 stsp if (err)
5829 818c7501 2019-07-11 stsp goto done;
5830 818c7501 2019-07-11 stsp
5831 818c7501 2019-07-11 stsp err = get_newbase_symref_name(&new_base_branch_ref_name, worktree);
5832 818c7501 2019-07-11 stsp if (err)
5833 818c7501 2019-07-11 stsp goto done;
5834 818c7501 2019-07-11 stsp
5835 818c7501 2019-07-11 stsp err = got_ref_open(&branch_ref, repo, branch_ref_name, 0);
5836 818c7501 2019-07-11 stsp if (err)
5837 818c7501 2019-07-11 stsp goto done;
5838 818c7501 2019-07-11 stsp
5839 818c7501 2019-07-11 stsp err = got_ref_open(branch, repo,
5840 818c7501 2019-07-11 stsp got_ref_get_symref_target(branch_ref), 0);
5841 818c7501 2019-07-11 stsp if (err)
5842 818c7501 2019-07-11 stsp goto done;
5843 818c7501 2019-07-11 stsp
5844 818c7501 2019-07-11 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
5845 818c7501 2019-07-11 stsp if (err)
5846 818c7501 2019-07-11 stsp goto done;
5847 818c7501 2019-07-11 stsp
5848 818c7501 2019-07-11 stsp err = got_ref_resolve(commit_id, repo, commit_ref);
5849 818c7501 2019-07-11 stsp if (err)
5850 818c7501 2019-07-11 stsp goto done;
5851 818c7501 2019-07-11 stsp
5852 818c7501 2019-07-11 stsp err = got_ref_open(new_base_branch, repo,
5853 818c7501 2019-07-11 stsp new_base_branch_ref_name, 0);
5854 818c7501 2019-07-11 stsp if (err)
5855 818c7501 2019-07-11 stsp goto done;
5856 818c7501 2019-07-11 stsp
5857 818c7501 2019-07-11 stsp err = got_ref_open(tmp_branch, repo, tmp_branch_name, 0);
5858 818c7501 2019-07-11 stsp if (err)
5859 818c7501 2019-07-11 stsp goto done;
5860 818c7501 2019-07-11 stsp done:
5861 818c7501 2019-07-11 stsp free(commit_ref_name);
5862 818c7501 2019-07-11 stsp free(branch_ref_name);
5863 3e3a69f1 2019-07-25 stsp free(fileindex_path);
5864 818c7501 2019-07-11 stsp if (commit_ref)
5865 818c7501 2019-07-11 stsp got_ref_close(commit_ref);
5866 818c7501 2019-07-11 stsp if (branch_ref)
5867 818c7501 2019-07-11 stsp got_ref_close(branch_ref);
5868 818c7501 2019-07-11 stsp if (err) {
5869 818c7501 2019-07-11 stsp free(*commit_id);
5870 818c7501 2019-07-11 stsp *commit_id = NULL;
5871 818c7501 2019-07-11 stsp if (*tmp_branch) {
5872 818c7501 2019-07-11 stsp got_ref_close(*tmp_branch);
5873 818c7501 2019-07-11 stsp *tmp_branch = NULL;
5874 818c7501 2019-07-11 stsp }
5875 818c7501 2019-07-11 stsp if (*new_base_branch) {
5876 818c7501 2019-07-11 stsp got_ref_close(*new_base_branch);
5877 818c7501 2019-07-11 stsp *new_base_branch = NULL;
5878 818c7501 2019-07-11 stsp }
5879 818c7501 2019-07-11 stsp if (*branch) {
5880 818c7501 2019-07-11 stsp got_ref_close(*branch);
5881 818c7501 2019-07-11 stsp *branch = NULL;
5882 818c7501 2019-07-11 stsp }
5883 3e3a69f1 2019-07-25 stsp if (*fileindex) {
5884 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
5885 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
5886 3e3a69f1 2019-07-25 stsp }
5887 3e3a69f1 2019-07-25 stsp lock_worktree(worktree, LOCK_SH);
5888 818c7501 2019-07-11 stsp }
5889 818c7501 2019-07-11 stsp return err;
5890 c4296144 2019-05-09 stsp }
5891 818c7501 2019-07-11 stsp
5892 818c7501 2019-07-11 stsp const struct got_error *
5893 818c7501 2019-07-11 stsp got_worktree_rebase_in_progress(int *in_progress, struct got_worktree *worktree)
5894 818c7501 2019-07-11 stsp {
5895 818c7501 2019-07-11 stsp const struct got_error *err;
5896 818c7501 2019-07-11 stsp char *tmp_branch_name = NULL;
5897 818c7501 2019-07-11 stsp
5898 818c7501 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
5899 818c7501 2019-07-11 stsp if (err)
5900 818c7501 2019-07-11 stsp return err;
5901 818c7501 2019-07-11 stsp
5902 818c7501 2019-07-11 stsp *in_progress = (strcmp(tmp_branch_name, worktree->head_ref_name) == 0);
5903 818c7501 2019-07-11 stsp free(tmp_branch_name);
5904 818c7501 2019-07-11 stsp return NULL;
5905 818c7501 2019-07-11 stsp }
5906 818c7501 2019-07-11 stsp
5907 818c7501 2019-07-11 stsp static const struct got_error *
5908 818c7501 2019-07-11 stsp collect_rebase_commit_msg(struct got_pathlist_head *commitable_paths,
5909 818c7501 2019-07-11 stsp char **logmsg, void *arg)
5910 818c7501 2019-07-11 stsp {
5911 0ebf8283 2019-07-24 stsp *logmsg = arg;
5912 818c7501 2019-07-11 stsp return NULL;
5913 818c7501 2019-07-11 stsp }
5914 818c7501 2019-07-11 stsp
5915 818c7501 2019-07-11 stsp static const struct got_error *
5916 88d0e355 2019-08-03 stsp rebase_status(void *arg, unsigned char status, unsigned char staged_status,
5917 88d0e355 2019-08-03 stsp const char *path, struct got_object_id *blob_id,
5918 12463d8b 2019-12-13 stsp struct got_object_id *staged_blob_id, struct got_object_id *commit_id,
5919 12463d8b 2019-12-13 stsp int dirfd, const char *de_name)
5920 818c7501 2019-07-11 stsp {
5921 818c7501 2019-07-11 stsp return NULL;
5922 01757395 2019-07-12 stsp }
5923 01757395 2019-07-12 stsp
5924 01757395 2019-07-12 stsp struct collect_merged_paths_arg {
5925 01757395 2019-07-12 stsp got_worktree_checkout_cb progress_cb;
5926 01757395 2019-07-12 stsp void *progress_arg;
5927 01757395 2019-07-12 stsp struct got_pathlist_head *merged_paths;
5928 01757395 2019-07-12 stsp };
5929 01757395 2019-07-12 stsp
5930 01757395 2019-07-12 stsp static const struct got_error *
5931 01757395 2019-07-12 stsp collect_merged_paths(void *arg, unsigned char status, const char *path)
5932 01757395 2019-07-12 stsp {
5933 01757395 2019-07-12 stsp const struct got_error *err;
5934 01757395 2019-07-12 stsp struct collect_merged_paths_arg *a = arg;
5935 01757395 2019-07-12 stsp char *p;
5936 01757395 2019-07-12 stsp struct got_pathlist_entry *new;
5937 01757395 2019-07-12 stsp
5938 01757395 2019-07-12 stsp err = (*a->progress_cb)(a->progress_arg, status, path);
5939 01757395 2019-07-12 stsp if (err)
5940 01757395 2019-07-12 stsp return err;
5941 01757395 2019-07-12 stsp
5942 01757395 2019-07-12 stsp if (status != GOT_STATUS_MERGE &&
5943 01757395 2019-07-12 stsp status != GOT_STATUS_ADD &&
5944 01757395 2019-07-12 stsp status != GOT_STATUS_DELETE &&
5945 01757395 2019-07-12 stsp status != GOT_STATUS_CONFLICT)
5946 01757395 2019-07-12 stsp return NULL;
5947 01757395 2019-07-12 stsp
5948 01757395 2019-07-12 stsp p = strdup(path);
5949 01757395 2019-07-12 stsp if (p == NULL)
5950 01757395 2019-07-12 stsp return got_error_from_errno("strdup");
5951 01757395 2019-07-12 stsp
5952 01757395 2019-07-12 stsp err = got_pathlist_insert(&new, a->merged_paths, p, NULL);
5953 01757395 2019-07-12 stsp if (err || new == NULL)
5954 01757395 2019-07-12 stsp free(p);
5955 01757395 2019-07-12 stsp return err;
5956 01757395 2019-07-12 stsp }
5957 01757395 2019-07-12 stsp
5958 01757395 2019-07-12 stsp void
5959 01757395 2019-07-12 stsp got_worktree_rebase_pathlist_free(struct got_pathlist_head *merged_paths)
5960 01757395 2019-07-12 stsp {
5961 01757395 2019-07-12 stsp struct got_pathlist_entry *pe;
5962 01757395 2019-07-12 stsp
5963 01757395 2019-07-12 stsp TAILQ_FOREACH(pe, merged_paths, entry)
5964 01757395 2019-07-12 stsp free((char *)pe->path);
5965 01757395 2019-07-12 stsp
5966 01757395 2019-07-12 stsp got_pathlist_free(merged_paths);
5967 818c7501 2019-07-11 stsp }
5968 818c7501 2019-07-11 stsp
5969 0ebf8283 2019-07-24 stsp static const struct got_error *
5970 0ebf8283 2019-07-24 stsp store_commit_id(const char *commit_ref_name, struct got_object_id *commit_id,
5971 de05890f 2020-03-05 stsp int is_rebase, struct got_repository *repo)
5972 818c7501 2019-07-11 stsp {
5973 818c7501 2019-07-11 stsp const struct got_error *err;
5974 818c7501 2019-07-11 stsp struct got_reference *commit_ref = NULL;
5975 818c7501 2019-07-11 stsp
5976 818c7501 2019-07-11 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
5977 818c7501 2019-07-11 stsp if (err) {
5978 818c7501 2019-07-11 stsp if (err->code != GOT_ERR_NOT_REF)
5979 818c7501 2019-07-11 stsp goto done;
5980 818c7501 2019-07-11 stsp err = got_ref_alloc(&commit_ref, commit_ref_name, commit_id);
5981 818c7501 2019-07-11 stsp if (err)
5982 818c7501 2019-07-11 stsp goto done;
5983 818c7501 2019-07-11 stsp err = got_ref_write(commit_ref, repo);
5984 818c7501 2019-07-11 stsp if (err)
5985 818c7501 2019-07-11 stsp goto done;
5986 de05890f 2020-03-05 stsp } else if (is_rebase) {
5987 818c7501 2019-07-11 stsp struct got_object_id *stored_id;
5988 818c7501 2019-07-11 stsp int cmp;
5989 818c7501 2019-07-11 stsp
5990 818c7501 2019-07-11 stsp err = got_ref_resolve(&stored_id, repo, commit_ref);
5991 818c7501 2019-07-11 stsp if (err)
5992 818c7501 2019-07-11 stsp goto done;
5993 818c7501 2019-07-11 stsp cmp = got_object_id_cmp(commit_id, stored_id);
5994 818c7501 2019-07-11 stsp free(stored_id);
5995 818c7501 2019-07-11 stsp if (cmp != 0) {
5996 818c7501 2019-07-11 stsp err = got_error(GOT_ERR_REBASE_COMMITID);
5997 818c7501 2019-07-11 stsp goto done;
5998 818c7501 2019-07-11 stsp }
5999 818c7501 2019-07-11 stsp }
6000 0ebf8283 2019-07-24 stsp done:
6001 0ebf8283 2019-07-24 stsp if (commit_ref)
6002 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6003 0ebf8283 2019-07-24 stsp return err;
6004 0ebf8283 2019-07-24 stsp }
6005 0ebf8283 2019-07-24 stsp
6006 0ebf8283 2019-07-24 stsp static const struct got_error *
6007 0ebf8283 2019-07-24 stsp rebase_merge_files(struct got_pathlist_head *merged_paths,
6008 0ebf8283 2019-07-24 stsp const char *commit_ref_name, struct got_worktree *worktree,
6009 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_object_id *parent_commit_id,
6010 3e3a69f1 2019-07-25 stsp struct got_object_id *commit_id, struct got_repository *repo,
6011 3e3a69f1 2019-07-25 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6012 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6013 0ebf8283 2019-07-24 stsp {
6014 0ebf8283 2019-07-24 stsp const struct got_error *err;
6015 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6016 0ebf8283 2019-07-24 stsp struct collect_merged_paths_arg cmp_arg;
6017 3e3a69f1 2019-07-25 stsp char *fileindex_path;
6018 818c7501 2019-07-11 stsp
6019 0ebf8283 2019-07-24 stsp /* Work tree is locked/unlocked during rebase preparation/teardown. */
6020 0ebf8283 2019-07-24 stsp
6021 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6022 0ebf8283 2019-07-24 stsp if (err)
6023 0ebf8283 2019-07-24 stsp return err;
6024 0ebf8283 2019-07-24 stsp
6025 01757395 2019-07-12 stsp cmp_arg.progress_cb = progress_cb;
6026 01757395 2019-07-12 stsp cmp_arg.progress_arg = progress_arg;
6027 01757395 2019-07-12 stsp cmp_arg.merged_paths = merged_paths;
6028 818c7501 2019-07-11 stsp err = merge_files(worktree, fileindex, fileindex_path,
6029 01757395 2019-07-12 stsp parent_commit_id, commit_id, repo, collect_merged_paths,
6030 01757395 2019-07-12 stsp &cmp_arg, cancel_cb, cancel_arg);
6031 818c7501 2019-07-11 stsp if (commit_ref)
6032 818c7501 2019-07-11 stsp got_ref_close(commit_ref);
6033 818c7501 2019-07-11 stsp return err;
6034 818c7501 2019-07-11 stsp }
6035 818c7501 2019-07-11 stsp
6036 818c7501 2019-07-11 stsp const struct got_error *
6037 0ebf8283 2019-07-24 stsp got_worktree_rebase_merge_files(struct got_pathlist_head *merged_paths,
6038 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_fileindex *fileindex,
6039 3e3a69f1 2019-07-25 stsp struct got_object_id *parent_commit_id, struct got_object_id *commit_id,
6040 3e3a69f1 2019-07-25 stsp struct got_repository *repo,
6041 0ebf8283 2019-07-24 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6042 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6043 818c7501 2019-07-11 stsp {
6044 0ebf8283 2019-07-24 stsp const struct got_error *err;
6045 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6046 0ebf8283 2019-07-24 stsp
6047 0ebf8283 2019-07-24 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6048 0ebf8283 2019-07-24 stsp if (err)
6049 0ebf8283 2019-07-24 stsp return err;
6050 0ebf8283 2019-07-24 stsp
6051 de05890f 2020-03-05 stsp err = store_commit_id(commit_ref_name, commit_id, 1, repo);
6052 0ebf8283 2019-07-24 stsp if (err)
6053 0ebf8283 2019-07-24 stsp goto done;
6054 0ebf8283 2019-07-24 stsp
6055 0ebf8283 2019-07-24 stsp err = rebase_merge_files(merged_paths, commit_ref_name, worktree,
6056 3e3a69f1 2019-07-25 stsp fileindex, parent_commit_id, commit_id, repo, progress_cb,
6057 3e3a69f1 2019-07-25 stsp progress_arg, cancel_cb, cancel_arg);
6058 0ebf8283 2019-07-24 stsp done:
6059 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6060 0ebf8283 2019-07-24 stsp return err;
6061 0ebf8283 2019-07-24 stsp }
6062 0ebf8283 2019-07-24 stsp
6063 0ebf8283 2019-07-24 stsp const struct got_error *
6064 0ebf8283 2019-07-24 stsp got_worktree_histedit_merge_files(struct got_pathlist_head *merged_paths,
6065 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_fileindex *fileindex,
6066 3e3a69f1 2019-07-25 stsp struct got_object_id *parent_commit_id, struct got_object_id *commit_id,
6067 3e3a69f1 2019-07-25 stsp struct got_repository *repo,
6068 0ebf8283 2019-07-24 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6069 e6209546 2019-08-22 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6070 0ebf8283 2019-07-24 stsp {
6071 0ebf8283 2019-07-24 stsp const struct got_error *err;
6072 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6073 0ebf8283 2019-07-24 stsp
6074 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6075 0ebf8283 2019-07-24 stsp if (err)
6076 0ebf8283 2019-07-24 stsp return err;
6077 0ebf8283 2019-07-24 stsp
6078 de05890f 2020-03-05 stsp err = store_commit_id(commit_ref_name, commit_id, 0, repo);
6079 0ebf8283 2019-07-24 stsp if (err)
6080 0ebf8283 2019-07-24 stsp goto done;
6081 0ebf8283 2019-07-24 stsp
6082 0ebf8283 2019-07-24 stsp err = rebase_merge_files(merged_paths, commit_ref_name, worktree,
6083 3e3a69f1 2019-07-25 stsp fileindex, parent_commit_id, commit_id, repo, progress_cb,
6084 3e3a69f1 2019-07-25 stsp progress_arg, cancel_cb, cancel_arg);
6085 0ebf8283 2019-07-24 stsp done:
6086 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6087 0ebf8283 2019-07-24 stsp return err;
6088 0ebf8283 2019-07-24 stsp }
6089 0ebf8283 2019-07-24 stsp
6090 0ebf8283 2019-07-24 stsp static const struct got_error *
6091 0ebf8283 2019-07-24 stsp rebase_commit(struct got_object_id **new_commit_id,
6092 0ebf8283 2019-07-24 stsp struct got_pathlist_head *merged_paths, struct got_reference *commit_ref,
6093 3e3a69f1 2019-07-25 stsp struct got_worktree *worktree, struct got_fileindex *fileindex,
6094 3e3a69f1 2019-07-25 stsp struct got_reference *tmp_branch, struct got_commit_object *orig_commit,
6095 3e3a69f1 2019-07-25 stsp const char *new_logmsg, struct got_repository *repo)
6096 0ebf8283 2019-07-24 stsp {
6097 a0e95631 2019-07-12 stsp const struct got_error *err, *sync_err;
6098 a0e95631 2019-07-12 stsp struct got_pathlist_head commitable_paths;
6099 a0e95631 2019-07-12 stsp struct collect_commitables_arg cc_arg;
6100 0ebf8283 2019-07-24 stsp char *fileindex_path = NULL;
6101 a0e95631 2019-07-12 stsp struct got_reference *head_ref = NULL;
6102 a0e95631 2019-07-12 stsp struct got_object_id *head_commit_id = NULL;
6103 0ebf8283 2019-07-24 stsp char *logmsg = NULL;
6104 818c7501 2019-07-11 stsp
6105 a0e95631 2019-07-12 stsp TAILQ_INIT(&commitable_paths);
6106 eb3df2c4 2019-07-12 stsp *new_commit_id = NULL;
6107 a0e95631 2019-07-12 stsp
6108 877a927c 2019-07-12 stsp /* Work tree is locked/unlocked during rebase preparation/teardown. */
6109 818c7501 2019-07-11 stsp
6110 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6111 a0e95631 2019-07-12 stsp if (err)
6112 3e3a69f1 2019-07-25 stsp return err;
6113 a0e95631 2019-07-12 stsp
6114 a0e95631 2019-07-12 stsp cc_arg.commitable_paths = &commitable_paths;
6115 a0e95631 2019-07-12 stsp cc_arg.worktree = worktree;
6116 a0e95631 2019-07-12 stsp cc_arg.repo = repo;
6117 5f8a88c6 2019-08-03 stsp cc_arg.have_staged_files = 0;
6118 01757395 2019-07-12 stsp /*
6119 01757395 2019-07-12 stsp * If possible get the status of individual files directly to
6120 01757395 2019-07-12 stsp * avoid crawling the entire work tree once per rebased commit.
6121 01757395 2019-07-12 stsp * TODO: Ideally, merged_paths would contain a list of commitables
6122 01757395 2019-07-12 stsp * we could use so we could skip worktree_status() entirely.
6123 01757395 2019-07-12 stsp */
6124 01757395 2019-07-12 stsp if (merged_paths) {
6125 01757395 2019-07-12 stsp struct got_pathlist_entry *pe;
6126 01757395 2019-07-12 stsp TAILQ_FOREACH(pe, merged_paths, entry) {
6127 01757395 2019-07-12 stsp err = worktree_status(worktree, pe->path, fileindex,
6128 f2a9dc41 2019-12-13 tracey repo, collect_commitables, &cc_arg, NULL, NULL, 0,
6129 f2a9dc41 2019-12-13 tracey 0);
6130 01757395 2019-07-12 stsp if (err)
6131 01757395 2019-07-12 stsp goto done;
6132 01757395 2019-07-12 stsp }
6133 01757395 2019-07-12 stsp } else {
6134 01757395 2019-07-12 stsp err = worktree_status(worktree, "", fileindex, repo,
6135 f2a9dc41 2019-12-13 tracey collect_commitables, &cc_arg, NULL, NULL, 0, 0);
6136 01757395 2019-07-12 stsp if (err)
6137 01757395 2019-07-12 stsp goto done;
6138 01757395 2019-07-12 stsp }
6139 a0e95631 2019-07-12 stsp
6140 a0e95631 2019-07-12 stsp if (TAILQ_EMPTY(&commitable_paths)) {
6141 a0e95631 2019-07-12 stsp /* No-op change; commit will be elided. */
6142 a0e95631 2019-07-12 stsp err = got_ref_delete(commit_ref, repo);
6143 a0e95631 2019-07-12 stsp if (err)
6144 a0e95631 2019-07-12 stsp goto done;
6145 a0e95631 2019-07-12 stsp err = got_error(GOT_ERR_COMMIT_NO_CHANGES);
6146 a0e95631 2019-07-12 stsp goto done;
6147 ff0d2220 2019-07-11 stsp }
6148 818c7501 2019-07-11 stsp
6149 a0e95631 2019-07-12 stsp err = got_ref_open(&head_ref, repo, worktree->head_ref_name, 0);
6150 edd02c5e 2019-07-11 stsp if (err)
6151 edd02c5e 2019-07-11 stsp goto done;
6152 edd02c5e 2019-07-11 stsp
6153 a0e95631 2019-07-12 stsp err = got_ref_resolve(&head_commit_id, repo, head_ref);
6154 818c7501 2019-07-11 stsp if (err)
6155 818c7501 2019-07-11 stsp goto done;
6156 818c7501 2019-07-11 stsp
6157 5943eee2 2019-08-13 stsp if (new_logmsg) {
6158 0ebf8283 2019-07-24 stsp logmsg = strdup(new_logmsg);
6159 5943eee2 2019-08-13 stsp if (logmsg == NULL) {
6160 5943eee2 2019-08-13 stsp err = got_error_from_errno("strdup");
6161 5943eee2 2019-08-13 stsp goto done;
6162 5943eee2 2019-08-13 stsp }
6163 5943eee2 2019-08-13 stsp } else {
6164 5943eee2 2019-08-13 stsp err = got_object_commit_get_logmsg(&logmsg, orig_commit);
6165 5943eee2 2019-08-13 stsp if (err)
6166 5943eee2 2019-08-13 stsp goto done;
6167 5943eee2 2019-08-13 stsp }
6168 0ebf8283 2019-07-24 stsp
6169 5943eee2 2019-08-13 stsp /* NB: commit_worktree will call free(logmsg) */
6170 a0e95631 2019-07-12 stsp err = commit_worktree(new_commit_id, &commitable_paths, head_commit_id,
6171 5c1e53bc 2019-07-28 stsp worktree, got_object_commit_get_author(orig_commit),
6172 a0e95631 2019-07-12 stsp got_object_commit_get_committer(orig_commit),
6173 0ebf8283 2019-07-24 stsp collect_rebase_commit_msg, logmsg, rebase_status, NULL, repo);
6174 a0e95631 2019-07-12 stsp if (err)
6175 a0e95631 2019-07-12 stsp goto done;
6176 a0e95631 2019-07-12 stsp
6177 818c7501 2019-07-11 stsp err = got_ref_change_ref(tmp_branch, *new_commit_id);
6178 a0e95631 2019-07-12 stsp if (err)
6179 a0e95631 2019-07-12 stsp goto done;
6180 a0e95631 2019-07-12 stsp
6181 a0e95631 2019-07-12 stsp err = got_ref_delete(commit_ref, repo);
6182 a0e95631 2019-07-12 stsp if (err)
6183 a0e95631 2019-07-12 stsp goto done;
6184 a0e95631 2019-07-12 stsp
6185 93ec1b5f 2019-07-12 stsp err = update_fileindex_after_commit(&commitable_paths, *new_commit_id,
6186 72fd46fa 2019-09-06 stsp fileindex, 0);
6187 a0e95631 2019-07-12 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6188 a0e95631 2019-07-12 stsp if (sync_err && err == NULL)
6189 a0e95631 2019-07-12 stsp err = sync_err;
6190 818c7501 2019-07-11 stsp done:
6191 a0e95631 2019-07-12 stsp free(fileindex_path);
6192 a0e95631 2019-07-12 stsp free(head_commit_id);
6193 a0e95631 2019-07-12 stsp if (head_ref)
6194 a0e95631 2019-07-12 stsp got_ref_close(head_ref);
6195 818c7501 2019-07-11 stsp if (err) {
6196 818c7501 2019-07-11 stsp free(*new_commit_id);
6197 818c7501 2019-07-11 stsp *new_commit_id = NULL;
6198 818c7501 2019-07-11 stsp }
6199 818c7501 2019-07-11 stsp return err;
6200 818c7501 2019-07-11 stsp }
6201 818c7501 2019-07-11 stsp
6202 818c7501 2019-07-11 stsp const struct got_error *
6203 0ebf8283 2019-07-24 stsp got_worktree_rebase_commit(struct got_object_id **new_commit_id,
6204 0ebf8283 2019-07-24 stsp struct got_pathlist_head *merged_paths, struct got_worktree *worktree,
6205 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *tmp_branch,
6206 3e3a69f1 2019-07-25 stsp struct got_commit_object *orig_commit,
6207 0ebf8283 2019-07-24 stsp struct got_object_id *orig_commit_id, struct got_repository *repo)
6208 0ebf8283 2019-07-24 stsp {
6209 0ebf8283 2019-07-24 stsp const struct got_error *err;
6210 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6211 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6212 0ebf8283 2019-07-24 stsp struct got_object_id *commit_id = NULL;
6213 0ebf8283 2019-07-24 stsp
6214 0ebf8283 2019-07-24 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6215 0ebf8283 2019-07-24 stsp if (err)
6216 0ebf8283 2019-07-24 stsp return err;
6217 0ebf8283 2019-07-24 stsp
6218 0ebf8283 2019-07-24 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6219 0ebf8283 2019-07-24 stsp if (err)
6220 0ebf8283 2019-07-24 stsp goto done;
6221 0ebf8283 2019-07-24 stsp err = got_ref_resolve(&commit_id, repo, commit_ref);
6222 0ebf8283 2019-07-24 stsp if (err)
6223 0ebf8283 2019-07-24 stsp goto done;
6224 0ebf8283 2019-07-24 stsp if (got_object_id_cmp(commit_id, orig_commit_id) != 0) {
6225 0ebf8283 2019-07-24 stsp err = got_error(GOT_ERR_REBASE_COMMITID);
6226 0ebf8283 2019-07-24 stsp goto done;
6227 0ebf8283 2019-07-24 stsp }
6228 0ebf8283 2019-07-24 stsp
6229 0ebf8283 2019-07-24 stsp err = rebase_commit(new_commit_id, merged_paths, commit_ref,
6230 3e3a69f1 2019-07-25 stsp worktree, fileindex, tmp_branch, orig_commit, NULL, repo);
6231 0ebf8283 2019-07-24 stsp done:
6232 0ebf8283 2019-07-24 stsp if (commit_ref)
6233 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6234 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6235 0ebf8283 2019-07-24 stsp free(commit_id);
6236 0ebf8283 2019-07-24 stsp return err;
6237 0ebf8283 2019-07-24 stsp }
6238 0ebf8283 2019-07-24 stsp
6239 0ebf8283 2019-07-24 stsp const struct got_error *
6240 0ebf8283 2019-07-24 stsp got_worktree_histedit_commit(struct got_object_id **new_commit_id,
6241 0ebf8283 2019-07-24 stsp struct got_pathlist_head *merged_paths, struct got_worktree *worktree,
6242 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *tmp_branch,
6243 3e3a69f1 2019-07-25 stsp struct got_commit_object *orig_commit,
6244 0ebf8283 2019-07-24 stsp struct got_object_id *orig_commit_id, const char *new_logmsg,
6245 0ebf8283 2019-07-24 stsp struct got_repository *repo)
6246 0ebf8283 2019-07-24 stsp {
6247 0ebf8283 2019-07-24 stsp const struct got_error *err;
6248 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6249 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6250 0ebf8283 2019-07-24 stsp
6251 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6252 0ebf8283 2019-07-24 stsp if (err)
6253 0ebf8283 2019-07-24 stsp return err;
6254 0ebf8283 2019-07-24 stsp
6255 0ebf8283 2019-07-24 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6256 0ebf8283 2019-07-24 stsp if (err)
6257 0ebf8283 2019-07-24 stsp goto done;
6258 0ebf8283 2019-07-24 stsp
6259 0ebf8283 2019-07-24 stsp err = rebase_commit(new_commit_id, merged_paths, commit_ref,
6260 3e3a69f1 2019-07-25 stsp worktree, fileindex, tmp_branch, orig_commit, new_logmsg, repo);
6261 0ebf8283 2019-07-24 stsp done:
6262 0ebf8283 2019-07-24 stsp if (commit_ref)
6263 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6264 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6265 0ebf8283 2019-07-24 stsp return err;
6266 0ebf8283 2019-07-24 stsp }
6267 0ebf8283 2019-07-24 stsp
6268 0ebf8283 2019-07-24 stsp const struct got_error *
6269 3e3a69f1 2019-07-25 stsp got_worktree_rebase_postpone(struct got_worktree *worktree,
6270 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex)
6271 818c7501 2019-07-11 stsp {
6272 3e3a69f1 2019-07-25 stsp if (fileindex)
6273 3e3a69f1 2019-07-25 stsp got_fileindex_free(fileindex);
6274 818c7501 2019-07-11 stsp return lock_worktree(worktree, LOCK_SH);
6275 69844fba 2019-07-11 stsp }
6276 69844fba 2019-07-11 stsp
6277 69844fba 2019-07-11 stsp static const struct got_error *
6278 69844fba 2019-07-11 stsp delete_ref(const char *name, struct got_repository *repo)
6279 69844fba 2019-07-11 stsp {
6280 69844fba 2019-07-11 stsp const struct got_error *err;
6281 69844fba 2019-07-11 stsp struct got_reference *ref;
6282 69844fba 2019-07-11 stsp
6283 69844fba 2019-07-11 stsp err = got_ref_open(&ref, repo, name, 0);
6284 69844fba 2019-07-11 stsp if (err) {
6285 69844fba 2019-07-11 stsp if (err->code == GOT_ERR_NOT_REF)
6286 69844fba 2019-07-11 stsp return NULL;
6287 69844fba 2019-07-11 stsp return err;
6288 69844fba 2019-07-11 stsp }
6289 69844fba 2019-07-11 stsp
6290 69844fba 2019-07-11 stsp err = got_ref_delete(ref, repo);
6291 69844fba 2019-07-11 stsp got_ref_close(ref);
6292 69844fba 2019-07-11 stsp return err;
6293 818c7501 2019-07-11 stsp }
6294 818c7501 2019-07-11 stsp
6295 69844fba 2019-07-11 stsp static const struct got_error *
6296 69844fba 2019-07-11 stsp delete_rebase_refs(struct got_worktree *worktree, struct got_repository *repo)
6297 69844fba 2019-07-11 stsp {
6298 69844fba 2019-07-11 stsp const struct got_error *err;
6299 69844fba 2019-07-11 stsp char *tmp_branch_name = NULL, *new_base_branch_ref_name = NULL;
6300 69844fba 2019-07-11 stsp char *branch_ref_name = NULL, *commit_ref_name = NULL;
6301 69844fba 2019-07-11 stsp
6302 69844fba 2019-07-11 stsp err = get_rebase_tmp_ref_name(&tmp_branch_name, worktree);
6303 69844fba 2019-07-11 stsp if (err)
6304 69844fba 2019-07-11 stsp goto done;
6305 69844fba 2019-07-11 stsp err = delete_ref(tmp_branch_name, repo);
6306 69844fba 2019-07-11 stsp if (err)
6307 69844fba 2019-07-11 stsp goto done;
6308 69844fba 2019-07-11 stsp
6309 69844fba 2019-07-11 stsp err = get_newbase_symref_name(&new_base_branch_ref_name, worktree);
6310 69844fba 2019-07-11 stsp if (err)
6311 69844fba 2019-07-11 stsp goto done;
6312 69844fba 2019-07-11 stsp err = delete_ref(new_base_branch_ref_name, repo);
6313 69844fba 2019-07-11 stsp if (err)
6314 69844fba 2019-07-11 stsp goto done;
6315 69844fba 2019-07-11 stsp
6316 69844fba 2019-07-11 stsp err = get_rebase_branch_symref_name(&branch_ref_name, worktree);
6317 69844fba 2019-07-11 stsp if (err)
6318 69844fba 2019-07-11 stsp goto done;
6319 69844fba 2019-07-11 stsp err = delete_ref(branch_ref_name, repo);
6320 69844fba 2019-07-11 stsp if (err)
6321 69844fba 2019-07-11 stsp goto done;
6322 69844fba 2019-07-11 stsp
6323 69844fba 2019-07-11 stsp err = get_rebase_commit_ref_name(&commit_ref_name, worktree);
6324 69844fba 2019-07-11 stsp if (err)
6325 69844fba 2019-07-11 stsp goto done;
6326 69844fba 2019-07-11 stsp err = delete_ref(commit_ref_name, repo);
6327 69844fba 2019-07-11 stsp if (err)
6328 69844fba 2019-07-11 stsp goto done;
6329 69844fba 2019-07-11 stsp
6330 69844fba 2019-07-11 stsp done:
6331 69844fba 2019-07-11 stsp free(tmp_branch_name);
6332 69844fba 2019-07-11 stsp free(new_base_branch_ref_name);
6333 69844fba 2019-07-11 stsp free(branch_ref_name);
6334 69844fba 2019-07-11 stsp free(commit_ref_name);
6335 69844fba 2019-07-11 stsp return err;
6336 69844fba 2019-07-11 stsp }
6337 69844fba 2019-07-11 stsp
6338 818c7501 2019-07-11 stsp const struct got_error *
6339 818c7501 2019-07-11 stsp got_worktree_rebase_complete(struct got_worktree *worktree,
6340 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *new_base_branch,
6341 3e3a69f1 2019-07-25 stsp struct got_reference *tmp_branch, struct got_reference *rebased_branch,
6342 818c7501 2019-07-11 stsp struct got_repository *repo)
6343 818c7501 2019-07-11 stsp {
6344 818c7501 2019-07-11 stsp const struct got_error *err, *unlockerr;
6345 818c7501 2019-07-11 stsp struct got_object_id *new_head_commit_id = NULL;
6346 818c7501 2019-07-11 stsp
6347 818c7501 2019-07-11 stsp err = got_ref_resolve(&new_head_commit_id, repo, tmp_branch);
6348 818c7501 2019-07-11 stsp if (err)
6349 818c7501 2019-07-11 stsp return err;
6350 818c7501 2019-07-11 stsp
6351 818c7501 2019-07-11 stsp err = got_ref_change_ref(rebased_branch, new_head_commit_id);
6352 818c7501 2019-07-11 stsp if (err)
6353 818c7501 2019-07-11 stsp goto done;
6354 818c7501 2019-07-11 stsp
6355 818c7501 2019-07-11 stsp err = got_ref_write(rebased_branch, repo);
6356 818c7501 2019-07-11 stsp if (err)
6357 818c7501 2019-07-11 stsp goto done;
6358 818c7501 2019-07-11 stsp
6359 818c7501 2019-07-11 stsp err = got_worktree_set_head_ref(worktree, rebased_branch);
6360 818c7501 2019-07-11 stsp if (err)
6361 818c7501 2019-07-11 stsp goto done;
6362 818c7501 2019-07-11 stsp
6363 69844fba 2019-07-11 stsp err = delete_rebase_refs(worktree, repo);
6364 818c7501 2019-07-11 stsp done:
6365 3e3a69f1 2019-07-25 stsp if (fileindex)
6366 3e3a69f1 2019-07-25 stsp got_fileindex_free(fileindex);
6367 818c7501 2019-07-11 stsp free(new_head_commit_id);
6368 818c7501 2019-07-11 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6369 818c7501 2019-07-11 stsp if (unlockerr && err == NULL)
6370 818c7501 2019-07-11 stsp err = unlockerr;
6371 818c7501 2019-07-11 stsp return err;
6372 818c7501 2019-07-11 stsp }
6373 818c7501 2019-07-11 stsp
6374 818c7501 2019-07-11 stsp const struct got_error *
6375 818c7501 2019-07-11 stsp got_worktree_rebase_abort(struct got_worktree *worktree,
6376 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_repository *repo,
6377 3e3a69f1 2019-07-25 stsp struct got_reference *new_base_branch,
6378 818c7501 2019-07-11 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
6379 818c7501 2019-07-11 stsp {
6380 ca355955 2019-07-12 stsp const struct got_error *err, *unlockerr, *sync_err;
6381 818c7501 2019-07-11 stsp struct got_reference *resolved = NULL;
6382 818c7501 2019-07-11 stsp struct got_object_id *commit_id = NULL;
6383 818c7501 2019-07-11 stsp char *fileindex_path = NULL;
6384 1f1abb7e 2019-08-08 stsp struct revert_file_args rfa;
6385 a3a2faf2 2019-07-12 stsp struct got_object_id *tree_id = NULL;
6386 818c7501 2019-07-11 stsp
6387 818c7501 2019-07-11 stsp err = lock_worktree(worktree, LOCK_EX);
6388 818c7501 2019-07-11 stsp if (err)
6389 818c7501 2019-07-11 stsp return err;
6390 818c7501 2019-07-11 stsp
6391 818c7501 2019-07-11 stsp err = got_ref_open(&resolved, repo,
6392 818c7501 2019-07-11 stsp got_ref_get_symref_target(new_base_branch), 0);
6393 818c7501 2019-07-11 stsp if (err)
6394 818c7501 2019-07-11 stsp goto done;
6395 818c7501 2019-07-11 stsp
6396 818c7501 2019-07-11 stsp err = got_worktree_set_head_ref(worktree, resolved);
6397 818c7501 2019-07-11 stsp if (err)
6398 818c7501 2019-07-11 stsp goto done;
6399 818c7501 2019-07-11 stsp
6400 818c7501 2019-07-11 stsp /*
6401 818c7501 2019-07-11 stsp * XXX commits to the base branch could have happened while
6402 818c7501 2019-07-11 stsp * we were busy rebasing; should we store the original commit ID
6403 818c7501 2019-07-11 stsp * when rebase begins and read it back here?
6404 818c7501 2019-07-11 stsp */
6405 818c7501 2019-07-11 stsp err = got_ref_resolve(&commit_id, repo, resolved);
6406 818c7501 2019-07-11 stsp if (err)
6407 818c7501 2019-07-11 stsp goto done;
6408 818c7501 2019-07-11 stsp
6409 818c7501 2019-07-11 stsp err = got_worktree_set_base_commit_id(worktree, repo, commit_id);
6410 818c7501 2019-07-11 stsp if (err)
6411 818c7501 2019-07-11 stsp goto done;
6412 818c7501 2019-07-11 stsp
6413 ca355955 2019-07-12 stsp err = got_object_id_by_path(&tree_id, repo,
6414 ca355955 2019-07-12 stsp worktree->base_commit_id, worktree->path_prefix);
6415 ca355955 2019-07-12 stsp if (err)
6416 ca355955 2019-07-12 stsp goto done;
6417 ca355955 2019-07-12 stsp
6418 ca355955 2019-07-12 stsp err = delete_rebase_refs(worktree, repo);
6419 ca355955 2019-07-12 stsp if (err)
6420 ca355955 2019-07-12 stsp goto done;
6421 ca355955 2019-07-12 stsp
6422 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6423 818c7501 2019-07-11 stsp if (err)
6424 818c7501 2019-07-11 stsp goto done;
6425 818c7501 2019-07-11 stsp
6426 1f1abb7e 2019-08-08 stsp rfa.worktree = worktree;
6427 1f1abb7e 2019-08-08 stsp rfa.fileindex = fileindex;
6428 1f1abb7e 2019-08-08 stsp rfa.progress_cb = progress_cb;
6429 1f1abb7e 2019-08-08 stsp rfa.progress_arg = progress_arg;
6430 33aa809d 2019-08-08 stsp rfa.patch_cb = NULL;
6431 33aa809d 2019-08-08 stsp rfa.patch_arg = NULL;
6432 1f1abb7e 2019-08-08 stsp rfa.repo = repo;
6433 347d1d3e 2019-07-12 stsp err = worktree_status(worktree, "", fileindex, repo,
6434 f2a9dc41 2019-12-13 tracey revert_file, &rfa, NULL, NULL, 0, 0);
6435 55bd499d 2019-07-12 stsp if (err)
6436 1f1abb7e 2019-08-08 stsp goto sync;
6437 55bd499d 2019-07-12 stsp
6438 267fb255 2019-07-12 stsp err = checkout_files(worktree, fileindex, "", tree_id, NULL,
6439 267fb255 2019-07-12 stsp repo, progress_cb, progress_arg, NULL, NULL);
6440 ca355955 2019-07-12 stsp sync:
6441 ca355955 2019-07-12 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6442 ca355955 2019-07-12 stsp if (sync_err && err == NULL)
6443 ca355955 2019-07-12 stsp err = sync_err;
6444 818c7501 2019-07-11 stsp done:
6445 818c7501 2019-07-11 stsp got_ref_close(resolved);
6446 a3a2faf2 2019-07-12 stsp free(tree_id);
6447 818c7501 2019-07-11 stsp free(commit_id);
6448 0ebf8283 2019-07-24 stsp if (fileindex)
6449 0ebf8283 2019-07-24 stsp got_fileindex_free(fileindex);
6450 0ebf8283 2019-07-24 stsp free(fileindex_path);
6451 0ebf8283 2019-07-24 stsp
6452 0ebf8283 2019-07-24 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6453 0ebf8283 2019-07-24 stsp if (unlockerr && err == NULL)
6454 0ebf8283 2019-07-24 stsp err = unlockerr;
6455 0ebf8283 2019-07-24 stsp return err;
6456 0ebf8283 2019-07-24 stsp }
6457 0ebf8283 2019-07-24 stsp
6458 0ebf8283 2019-07-24 stsp const struct got_error *
6459 0ebf8283 2019-07-24 stsp got_worktree_histedit_prepare(struct got_reference **tmp_branch,
6460 0ebf8283 2019-07-24 stsp struct got_reference **branch_ref, struct got_object_id **base_commit_id,
6461 3e3a69f1 2019-07-25 stsp struct got_fileindex **fileindex, struct got_worktree *worktree,
6462 3e3a69f1 2019-07-25 stsp struct got_repository *repo)
6463 0ebf8283 2019-07-24 stsp {
6464 0ebf8283 2019-07-24 stsp const struct got_error *err = NULL;
6465 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL;
6466 0ebf8283 2019-07-24 stsp char *branch_ref_name = NULL;
6467 0ebf8283 2019-07-24 stsp char *base_commit_ref_name = NULL;
6468 0ebf8283 2019-07-24 stsp char *fileindex_path = NULL;
6469 0ebf8283 2019-07-24 stsp struct check_rebase_ok_arg ok_arg;
6470 0ebf8283 2019-07-24 stsp struct got_reference *wt_branch = NULL;
6471 0ebf8283 2019-07-24 stsp struct got_reference *base_commit_ref = NULL;
6472 0ebf8283 2019-07-24 stsp
6473 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6474 0ebf8283 2019-07-24 stsp *branch_ref = NULL;
6475 0ebf8283 2019-07-24 stsp *base_commit_id = NULL;
6476 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6477 0ebf8283 2019-07-24 stsp
6478 0ebf8283 2019-07-24 stsp err = lock_worktree(worktree, LOCK_EX);
6479 0ebf8283 2019-07-24 stsp if (err)
6480 0ebf8283 2019-07-24 stsp return err;
6481 0ebf8283 2019-07-24 stsp
6482 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
6483 0ebf8283 2019-07-24 stsp if (err)
6484 0ebf8283 2019-07-24 stsp goto done;
6485 0ebf8283 2019-07-24 stsp
6486 0ebf8283 2019-07-24 stsp ok_arg.worktree = worktree;
6487 0ebf8283 2019-07-24 stsp ok_arg.repo = repo;
6488 3e3a69f1 2019-07-25 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
6489 0ebf8283 2019-07-24 stsp &ok_arg);
6490 0ebf8283 2019-07-24 stsp if (err)
6491 0ebf8283 2019-07-24 stsp goto done;
6492 0ebf8283 2019-07-24 stsp
6493 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6494 0ebf8283 2019-07-24 stsp if (err)
6495 0ebf8283 2019-07-24 stsp goto done;
6496 0ebf8283 2019-07-24 stsp
6497 0ebf8283 2019-07-24 stsp err = get_histedit_branch_symref_name(&branch_ref_name, worktree);
6498 0ebf8283 2019-07-24 stsp if (err)
6499 0ebf8283 2019-07-24 stsp goto done;
6500 0ebf8283 2019-07-24 stsp
6501 0ebf8283 2019-07-24 stsp err = get_histedit_base_commit_ref_name(&base_commit_ref_name,
6502 0ebf8283 2019-07-24 stsp worktree);
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 = got_ref_open(&wt_branch, repo, worktree->head_ref_name,
6507 0ebf8283 2019-07-24 stsp 0);
6508 0ebf8283 2019-07-24 stsp if (err)
6509 0ebf8283 2019-07-24 stsp goto done;
6510 0ebf8283 2019-07-24 stsp
6511 0ebf8283 2019-07-24 stsp err = got_ref_alloc_symref(branch_ref, branch_ref_name, wt_branch);
6512 0ebf8283 2019-07-24 stsp if (err)
6513 0ebf8283 2019-07-24 stsp goto done;
6514 0ebf8283 2019-07-24 stsp
6515 0ebf8283 2019-07-24 stsp err = got_ref_write(*branch_ref, repo);
6516 0ebf8283 2019-07-24 stsp if (err)
6517 0ebf8283 2019-07-24 stsp goto done;
6518 0ebf8283 2019-07-24 stsp
6519 0ebf8283 2019-07-24 stsp err = got_ref_alloc(&base_commit_ref, base_commit_ref_name,
6520 0ebf8283 2019-07-24 stsp worktree->base_commit_id);
6521 0ebf8283 2019-07-24 stsp if (err)
6522 0ebf8283 2019-07-24 stsp goto done;
6523 0ebf8283 2019-07-24 stsp err = got_ref_write(base_commit_ref, repo);
6524 0ebf8283 2019-07-24 stsp if (err)
6525 0ebf8283 2019-07-24 stsp goto done;
6526 0ebf8283 2019-07-24 stsp *base_commit_id = got_object_id_dup(worktree->base_commit_id);
6527 0ebf8283 2019-07-24 stsp if (*base_commit_id == NULL) {
6528 0ebf8283 2019-07-24 stsp err = got_error_from_errno("got_object_id_dup");
6529 0ebf8283 2019-07-24 stsp goto done;
6530 0ebf8283 2019-07-24 stsp }
6531 0ebf8283 2019-07-24 stsp
6532 0ebf8283 2019-07-24 stsp err = got_ref_alloc(tmp_branch, tmp_branch_name,
6533 0ebf8283 2019-07-24 stsp worktree->base_commit_id);
6534 0ebf8283 2019-07-24 stsp if (err)
6535 0ebf8283 2019-07-24 stsp goto done;
6536 0ebf8283 2019-07-24 stsp err = got_ref_write(*tmp_branch, repo);
6537 0ebf8283 2019-07-24 stsp if (err)
6538 0ebf8283 2019-07-24 stsp goto done;
6539 0ebf8283 2019-07-24 stsp
6540 0ebf8283 2019-07-24 stsp err = got_worktree_set_head_ref(worktree, *tmp_branch);
6541 0ebf8283 2019-07-24 stsp if (err)
6542 0ebf8283 2019-07-24 stsp goto done;
6543 0ebf8283 2019-07-24 stsp done:
6544 0ebf8283 2019-07-24 stsp free(fileindex_path);
6545 0ebf8283 2019-07-24 stsp free(tmp_branch_name);
6546 0ebf8283 2019-07-24 stsp free(branch_ref_name);
6547 0ebf8283 2019-07-24 stsp free(base_commit_ref_name);
6548 0ebf8283 2019-07-24 stsp if (wt_branch)
6549 0ebf8283 2019-07-24 stsp got_ref_close(wt_branch);
6550 0ebf8283 2019-07-24 stsp if (err) {
6551 0ebf8283 2019-07-24 stsp if (*branch_ref) {
6552 0ebf8283 2019-07-24 stsp got_ref_close(*branch_ref);
6553 0ebf8283 2019-07-24 stsp *branch_ref = NULL;
6554 0ebf8283 2019-07-24 stsp }
6555 0ebf8283 2019-07-24 stsp if (*tmp_branch) {
6556 0ebf8283 2019-07-24 stsp got_ref_close(*tmp_branch);
6557 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6558 0ebf8283 2019-07-24 stsp }
6559 0ebf8283 2019-07-24 stsp free(*base_commit_id);
6560 3e3a69f1 2019-07-25 stsp if (*fileindex) {
6561 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
6562 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6563 3e3a69f1 2019-07-25 stsp }
6564 0ebf8283 2019-07-24 stsp lock_worktree(worktree, LOCK_SH);
6565 0ebf8283 2019-07-24 stsp }
6566 0ebf8283 2019-07-24 stsp return err;
6567 0ebf8283 2019-07-24 stsp }
6568 0ebf8283 2019-07-24 stsp
6569 0ebf8283 2019-07-24 stsp const struct got_error *
6570 3e3a69f1 2019-07-25 stsp got_worktree_histedit_postpone(struct got_worktree *worktree,
6571 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex)
6572 0ebf8283 2019-07-24 stsp {
6573 3e3a69f1 2019-07-25 stsp if (fileindex)
6574 3e3a69f1 2019-07-25 stsp got_fileindex_free(fileindex);
6575 0ebf8283 2019-07-24 stsp return lock_worktree(worktree, LOCK_SH);
6576 0ebf8283 2019-07-24 stsp }
6577 0ebf8283 2019-07-24 stsp
6578 0ebf8283 2019-07-24 stsp const struct got_error *
6579 0ebf8283 2019-07-24 stsp got_worktree_histedit_in_progress(int *in_progress,
6580 0ebf8283 2019-07-24 stsp struct got_worktree *worktree)
6581 0ebf8283 2019-07-24 stsp {
6582 0ebf8283 2019-07-24 stsp const struct got_error *err;
6583 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL;
6584 0ebf8283 2019-07-24 stsp
6585 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6586 0ebf8283 2019-07-24 stsp if (err)
6587 0ebf8283 2019-07-24 stsp return err;
6588 0ebf8283 2019-07-24 stsp
6589 0ebf8283 2019-07-24 stsp *in_progress = (strcmp(tmp_branch_name, worktree->head_ref_name) == 0);
6590 0ebf8283 2019-07-24 stsp free(tmp_branch_name);
6591 0ebf8283 2019-07-24 stsp return NULL;
6592 0ebf8283 2019-07-24 stsp }
6593 0ebf8283 2019-07-24 stsp
6594 0ebf8283 2019-07-24 stsp const struct got_error *
6595 0ebf8283 2019-07-24 stsp got_worktree_histedit_continue(struct got_object_id **commit_id,
6596 0ebf8283 2019-07-24 stsp struct got_reference **tmp_branch, struct got_reference **branch_ref,
6597 3e3a69f1 2019-07-25 stsp struct got_object_id **base_commit_id, struct got_fileindex **fileindex,
6598 0ebf8283 2019-07-24 stsp struct got_worktree *worktree, struct got_repository *repo)
6599 0ebf8283 2019-07-24 stsp {
6600 0ebf8283 2019-07-24 stsp const struct got_error *err;
6601 0ebf8283 2019-07-24 stsp char *commit_ref_name = NULL, *base_commit_ref_name = NULL;
6602 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL, *branch_ref_name = NULL;
6603 0ebf8283 2019-07-24 stsp struct got_reference *commit_ref = NULL;
6604 0ebf8283 2019-07-24 stsp struct got_reference *base_commit_ref = NULL;
6605 3e3a69f1 2019-07-25 stsp char *fileindex_path = NULL;
6606 f032f1f7 2019-08-04 stsp int have_staged_files = 0;
6607 0ebf8283 2019-07-24 stsp
6608 0ebf8283 2019-07-24 stsp *commit_id = NULL;
6609 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6610 0ebf8283 2019-07-24 stsp *base_commit_id = NULL;
6611 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6612 0ebf8283 2019-07-24 stsp
6613 3e3a69f1 2019-07-25 stsp err = lock_worktree(worktree, LOCK_EX);
6614 3e3a69f1 2019-07-25 stsp if (err)
6615 3e3a69f1 2019-07-25 stsp return err;
6616 3e3a69f1 2019-07-25 stsp
6617 3e3a69f1 2019-07-25 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
6618 3e3a69f1 2019-07-25 stsp if (err)
6619 f032f1f7 2019-08-04 stsp goto done;
6620 f032f1f7 2019-08-04 stsp
6621 f032f1f7 2019-08-04 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_staged_file,
6622 f032f1f7 2019-08-04 stsp &have_staged_files);
6623 f032f1f7 2019-08-04 stsp if (err && err->code != GOT_ERR_CANCELLED)
6624 f032f1f7 2019-08-04 stsp goto done;
6625 f032f1f7 2019-08-04 stsp if (have_staged_files) {
6626 f032f1f7 2019-08-04 stsp err = got_error(GOT_ERR_STAGED_PATHS);
6627 3e3a69f1 2019-07-25 stsp goto done;
6628 f032f1f7 2019-08-04 stsp }
6629 3e3a69f1 2019-07-25 stsp
6630 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6631 0ebf8283 2019-07-24 stsp if (err)
6632 f032f1f7 2019-08-04 stsp goto done;
6633 0ebf8283 2019-07-24 stsp
6634 0ebf8283 2019-07-24 stsp err = get_histedit_branch_symref_name(&branch_ref_name, worktree);
6635 0ebf8283 2019-07-24 stsp if (err)
6636 0ebf8283 2019-07-24 stsp goto done;
6637 0ebf8283 2019-07-24 stsp
6638 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6639 0ebf8283 2019-07-24 stsp if (err)
6640 0ebf8283 2019-07-24 stsp goto done;
6641 0ebf8283 2019-07-24 stsp
6642 0ebf8283 2019-07-24 stsp err = get_histedit_base_commit_ref_name(&base_commit_ref_name,
6643 0ebf8283 2019-07-24 stsp worktree);
6644 0ebf8283 2019-07-24 stsp if (err)
6645 0ebf8283 2019-07-24 stsp goto done;
6646 0ebf8283 2019-07-24 stsp
6647 0ebf8283 2019-07-24 stsp err = got_ref_open(branch_ref, repo, branch_ref_name, 0);
6648 0ebf8283 2019-07-24 stsp if (err)
6649 0ebf8283 2019-07-24 stsp goto done;
6650 0ebf8283 2019-07-24 stsp
6651 0ebf8283 2019-07-24 stsp err = got_ref_open(&commit_ref, repo, commit_ref_name, 0);
6652 0ebf8283 2019-07-24 stsp if (err)
6653 0ebf8283 2019-07-24 stsp goto done;
6654 0ebf8283 2019-07-24 stsp err = got_ref_resolve(commit_id, repo, commit_ref);
6655 0ebf8283 2019-07-24 stsp if (err)
6656 0ebf8283 2019-07-24 stsp goto done;
6657 0ebf8283 2019-07-24 stsp
6658 0ebf8283 2019-07-24 stsp err = got_ref_open(&base_commit_ref, repo, base_commit_ref_name, 0);
6659 0ebf8283 2019-07-24 stsp if (err)
6660 0ebf8283 2019-07-24 stsp goto done;
6661 0ebf8283 2019-07-24 stsp err = got_ref_resolve(base_commit_id, repo, base_commit_ref);
6662 0ebf8283 2019-07-24 stsp if (err)
6663 0ebf8283 2019-07-24 stsp goto done;
6664 0ebf8283 2019-07-24 stsp
6665 0ebf8283 2019-07-24 stsp err = got_ref_open(tmp_branch, repo, tmp_branch_name, 0);
6666 0ebf8283 2019-07-24 stsp if (err)
6667 0ebf8283 2019-07-24 stsp goto done;
6668 0ebf8283 2019-07-24 stsp done:
6669 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6670 0ebf8283 2019-07-24 stsp free(branch_ref_name);
6671 3e3a69f1 2019-07-25 stsp free(fileindex_path);
6672 0ebf8283 2019-07-24 stsp if (commit_ref)
6673 0ebf8283 2019-07-24 stsp got_ref_close(commit_ref);
6674 0ebf8283 2019-07-24 stsp if (base_commit_ref)
6675 0ebf8283 2019-07-24 stsp got_ref_close(base_commit_ref);
6676 0ebf8283 2019-07-24 stsp if (err) {
6677 0ebf8283 2019-07-24 stsp free(*commit_id);
6678 0ebf8283 2019-07-24 stsp *commit_id = NULL;
6679 0ebf8283 2019-07-24 stsp free(*base_commit_id);
6680 0ebf8283 2019-07-24 stsp *base_commit_id = NULL;
6681 0ebf8283 2019-07-24 stsp if (*tmp_branch) {
6682 0ebf8283 2019-07-24 stsp got_ref_close(*tmp_branch);
6683 0ebf8283 2019-07-24 stsp *tmp_branch = NULL;
6684 0ebf8283 2019-07-24 stsp }
6685 3e3a69f1 2019-07-25 stsp if (*fileindex) {
6686 3e3a69f1 2019-07-25 stsp got_fileindex_free(*fileindex);
6687 3e3a69f1 2019-07-25 stsp *fileindex = NULL;
6688 3e3a69f1 2019-07-25 stsp }
6689 3e3a69f1 2019-07-25 stsp lock_worktree(worktree, LOCK_EX);
6690 0ebf8283 2019-07-24 stsp }
6691 0ebf8283 2019-07-24 stsp return err;
6692 0ebf8283 2019-07-24 stsp }
6693 0ebf8283 2019-07-24 stsp
6694 0ebf8283 2019-07-24 stsp static const struct got_error *
6695 0ebf8283 2019-07-24 stsp delete_histedit_refs(struct got_worktree *worktree, struct got_repository *repo)
6696 0ebf8283 2019-07-24 stsp {
6697 0ebf8283 2019-07-24 stsp const struct got_error *err;
6698 0ebf8283 2019-07-24 stsp char *tmp_branch_name = NULL, *base_commit_ref_name = NULL;
6699 0ebf8283 2019-07-24 stsp char *branch_ref_name = NULL, *commit_ref_name = NULL;
6700 0ebf8283 2019-07-24 stsp
6701 0ebf8283 2019-07-24 stsp err = get_histedit_tmp_ref_name(&tmp_branch_name, worktree);
6702 0ebf8283 2019-07-24 stsp if (err)
6703 0ebf8283 2019-07-24 stsp goto done;
6704 0ebf8283 2019-07-24 stsp err = delete_ref(tmp_branch_name, repo);
6705 0ebf8283 2019-07-24 stsp if (err)
6706 0ebf8283 2019-07-24 stsp goto done;
6707 0ebf8283 2019-07-24 stsp
6708 0ebf8283 2019-07-24 stsp err = get_histedit_base_commit_ref_name(&base_commit_ref_name,
6709 0ebf8283 2019-07-24 stsp worktree);
6710 0ebf8283 2019-07-24 stsp if (err)
6711 0ebf8283 2019-07-24 stsp goto done;
6712 0ebf8283 2019-07-24 stsp err = delete_ref(base_commit_ref_name, repo);
6713 0ebf8283 2019-07-24 stsp if (err)
6714 0ebf8283 2019-07-24 stsp goto done;
6715 0ebf8283 2019-07-24 stsp
6716 0ebf8283 2019-07-24 stsp err = get_histedit_branch_symref_name(&branch_ref_name, worktree);
6717 0ebf8283 2019-07-24 stsp if (err)
6718 0ebf8283 2019-07-24 stsp goto done;
6719 0ebf8283 2019-07-24 stsp err = delete_ref(branch_ref_name, repo);
6720 0ebf8283 2019-07-24 stsp if (err)
6721 0ebf8283 2019-07-24 stsp goto done;
6722 0ebf8283 2019-07-24 stsp
6723 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6724 0ebf8283 2019-07-24 stsp if (err)
6725 0ebf8283 2019-07-24 stsp goto done;
6726 0ebf8283 2019-07-24 stsp err = delete_ref(commit_ref_name, repo);
6727 0ebf8283 2019-07-24 stsp if (err)
6728 0ebf8283 2019-07-24 stsp goto done;
6729 0ebf8283 2019-07-24 stsp done:
6730 0ebf8283 2019-07-24 stsp free(tmp_branch_name);
6731 0ebf8283 2019-07-24 stsp free(base_commit_ref_name);
6732 0ebf8283 2019-07-24 stsp free(branch_ref_name);
6733 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6734 0ebf8283 2019-07-24 stsp return err;
6735 0ebf8283 2019-07-24 stsp }
6736 0ebf8283 2019-07-24 stsp
6737 0ebf8283 2019-07-24 stsp const struct got_error *
6738 0ebf8283 2019-07-24 stsp got_worktree_histedit_abort(struct got_worktree *worktree,
6739 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_repository *repo,
6740 3e3a69f1 2019-07-25 stsp struct got_reference *branch, struct got_object_id *base_commit_id,
6741 0ebf8283 2019-07-24 stsp got_worktree_checkout_cb progress_cb, void *progress_arg)
6742 0ebf8283 2019-07-24 stsp {
6743 0ebf8283 2019-07-24 stsp const struct got_error *err, *unlockerr, *sync_err;
6744 0ebf8283 2019-07-24 stsp struct got_reference *resolved = NULL;
6745 0ebf8283 2019-07-24 stsp char *fileindex_path = NULL;
6746 0ebf8283 2019-07-24 stsp struct got_object_id *tree_id = NULL;
6747 1f1abb7e 2019-08-08 stsp struct revert_file_args rfa;
6748 0ebf8283 2019-07-24 stsp
6749 0ebf8283 2019-07-24 stsp err = lock_worktree(worktree, LOCK_EX);
6750 0ebf8283 2019-07-24 stsp if (err)
6751 0ebf8283 2019-07-24 stsp return err;
6752 0ebf8283 2019-07-24 stsp
6753 0ebf8283 2019-07-24 stsp err = got_ref_open(&resolved, repo,
6754 0ebf8283 2019-07-24 stsp got_ref_get_symref_target(branch), 0);
6755 0ebf8283 2019-07-24 stsp if (err)
6756 0ebf8283 2019-07-24 stsp goto done;
6757 0ebf8283 2019-07-24 stsp
6758 0ebf8283 2019-07-24 stsp err = got_worktree_set_head_ref(worktree, resolved);
6759 0ebf8283 2019-07-24 stsp if (err)
6760 0ebf8283 2019-07-24 stsp goto done;
6761 0ebf8283 2019-07-24 stsp
6762 0ebf8283 2019-07-24 stsp err = got_worktree_set_base_commit_id(worktree, repo, base_commit_id);
6763 0ebf8283 2019-07-24 stsp if (err)
6764 0ebf8283 2019-07-24 stsp goto done;
6765 0ebf8283 2019-07-24 stsp
6766 0ebf8283 2019-07-24 stsp err = got_object_id_by_path(&tree_id, repo, base_commit_id,
6767 0ebf8283 2019-07-24 stsp worktree->path_prefix);
6768 0ebf8283 2019-07-24 stsp if (err)
6769 0ebf8283 2019-07-24 stsp goto done;
6770 0ebf8283 2019-07-24 stsp
6771 0ebf8283 2019-07-24 stsp err = delete_histedit_refs(worktree, repo);
6772 0ebf8283 2019-07-24 stsp if (err)
6773 0ebf8283 2019-07-24 stsp goto done;
6774 0ebf8283 2019-07-24 stsp
6775 3e3a69f1 2019-07-25 stsp err = get_fileindex_path(&fileindex_path, worktree);
6776 0ebf8283 2019-07-24 stsp if (err)
6777 0ebf8283 2019-07-24 stsp goto done;
6778 0ebf8283 2019-07-24 stsp
6779 1f1abb7e 2019-08-08 stsp rfa.worktree = worktree;
6780 1f1abb7e 2019-08-08 stsp rfa.fileindex = fileindex;
6781 1f1abb7e 2019-08-08 stsp rfa.progress_cb = progress_cb;
6782 1f1abb7e 2019-08-08 stsp rfa.progress_arg = progress_arg;
6783 33aa809d 2019-08-08 stsp rfa.patch_cb = NULL;
6784 33aa809d 2019-08-08 stsp rfa.patch_arg = NULL;
6785 1f1abb7e 2019-08-08 stsp rfa.repo = repo;
6786 0ebf8283 2019-07-24 stsp err = worktree_status(worktree, "", fileindex, repo,
6787 f2a9dc41 2019-12-13 tracey revert_file, &rfa, NULL, NULL, 0, 0);
6788 0ebf8283 2019-07-24 stsp if (err)
6789 1f1abb7e 2019-08-08 stsp goto sync;
6790 0ebf8283 2019-07-24 stsp
6791 0ebf8283 2019-07-24 stsp err = checkout_files(worktree, fileindex, "", tree_id, NULL,
6792 0ebf8283 2019-07-24 stsp repo, progress_cb, progress_arg, NULL, NULL);
6793 0ebf8283 2019-07-24 stsp sync:
6794 0ebf8283 2019-07-24 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6795 0ebf8283 2019-07-24 stsp if (sync_err && err == NULL)
6796 0ebf8283 2019-07-24 stsp err = sync_err;
6797 0ebf8283 2019-07-24 stsp done:
6798 0ebf8283 2019-07-24 stsp got_ref_close(resolved);
6799 0ebf8283 2019-07-24 stsp free(tree_id);
6800 818c7501 2019-07-11 stsp free(fileindex_path);
6801 818c7501 2019-07-11 stsp
6802 818c7501 2019-07-11 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6803 818c7501 2019-07-11 stsp if (unlockerr && err == NULL)
6804 818c7501 2019-07-11 stsp err = unlockerr;
6805 818c7501 2019-07-11 stsp return err;
6806 818c7501 2019-07-11 stsp }
6807 0ebf8283 2019-07-24 stsp
6808 0ebf8283 2019-07-24 stsp const struct got_error *
6809 0ebf8283 2019-07-24 stsp got_worktree_histedit_complete(struct got_worktree *worktree,
6810 3e3a69f1 2019-07-25 stsp struct got_fileindex *fileindex, struct got_reference *tmp_branch,
6811 3e3a69f1 2019-07-25 stsp struct got_reference *edited_branch, struct got_repository *repo)
6812 0ebf8283 2019-07-24 stsp {
6813 0ebf8283 2019-07-24 stsp const struct got_error *err, *unlockerr;
6814 0ebf8283 2019-07-24 stsp struct got_object_id *new_head_commit_id = NULL;
6815 0ebf8283 2019-07-24 stsp struct got_reference *resolved = NULL;
6816 0ebf8283 2019-07-24 stsp
6817 0ebf8283 2019-07-24 stsp err = got_ref_resolve(&new_head_commit_id, repo, tmp_branch);
6818 0ebf8283 2019-07-24 stsp if (err)
6819 0ebf8283 2019-07-24 stsp return err;
6820 0ebf8283 2019-07-24 stsp
6821 0ebf8283 2019-07-24 stsp err = got_ref_open(&resolved, repo,
6822 0ebf8283 2019-07-24 stsp got_ref_get_symref_target(edited_branch), 0);
6823 0ebf8283 2019-07-24 stsp if (err)
6824 0ebf8283 2019-07-24 stsp goto done;
6825 0ebf8283 2019-07-24 stsp
6826 0ebf8283 2019-07-24 stsp err = got_ref_change_ref(resolved, new_head_commit_id);
6827 0ebf8283 2019-07-24 stsp if (err)
6828 0ebf8283 2019-07-24 stsp goto done;
6829 0ebf8283 2019-07-24 stsp
6830 0ebf8283 2019-07-24 stsp err = got_ref_write(resolved, repo);
6831 0ebf8283 2019-07-24 stsp if (err)
6832 0ebf8283 2019-07-24 stsp goto done;
6833 0ebf8283 2019-07-24 stsp
6834 0ebf8283 2019-07-24 stsp err = got_worktree_set_head_ref(worktree, resolved);
6835 0ebf8283 2019-07-24 stsp if (err)
6836 0ebf8283 2019-07-24 stsp goto done;
6837 0ebf8283 2019-07-24 stsp
6838 0ebf8283 2019-07-24 stsp err = delete_histedit_refs(worktree, repo);
6839 0ebf8283 2019-07-24 stsp done:
6840 3e3a69f1 2019-07-25 stsp if (fileindex)
6841 3e3a69f1 2019-07-25 stsp got_fileindex_free(fileindex);
6842 0ebf8283 2019-07-24 stsp free(new_head_commit_id);
6843 0ebf8283 2019-07-24 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6844 0ebf8283 2019-07-24 stsp if (unlockerr && err == NULL)
6845 0ebf8283 2019-07-24 stsp err = unlockerr;
6846 0ebf8283 2019-07-24 stsp return err;
6847 0ebf8283 2019-07-24 stsp }
6848 0ebf8283 2019-07-24 stsp
6849 0ebf8283 2019-07-24 stsp const struct got_error *
6850 0ebf8283 2019-07-24 stsp got_worktree_histedit_skip_commit(struct got_worktree *worktree,
6851 0ebf8283 2019-07-24 stsp struct got_object_id *commit_id, struct got_repository *repo)
6852 0ebf8283 2019-07-24 stsp {
6853 0ebf8283 2019-07-24 stsp const struct got_error *err;
6854 0ebf8283 2019-07-24 stsp char *commit_ref_name;
6855 0ebf8283 2019-07-24 stsp
6856 0ebf8283 2019-07-24 stsp err = get_histedit_commit_ref_name(&commit_ref_name, worktree);
6857 0ebf8283 2019-07-24 stsp if (err)
6858 0ebf8283 2019-07-24 stsp return err;
6859 0ebf8283 2019-07-24 stsp
6860 de05890f 2020-03-05 stsp err = store_commit_id(commit_ref_name, commit_id, 0, repo);
6861 0ebf8283 2019-07-24 stsp if (err)
6862 0ebf8283 2019-07-24 stsp goto done;
6863 0ebf8283 2019-07-24 stsp
6864 0ebf8283 2019-07-24 stsp err = delete_ref(commit_ref_name, repo);
6865 0ebf8283 2019-07-24 stsp done:
6866 0ebf8283 2019-07-24 stsp free(commit_ref_name);
6867 2822a352 2019-10-15 stsp return err;
6868 2822a352 2019-10-15 stsp }
6869 2822a352 2019-10-15 stsp
6870 2822a352 2019-10-15 stsp const struct got_error *
6871 2822a352 2019-10-15 stsp got_worktree_integrate_prepare(struct got_fileindex **fileindex,
6872 2822a352 2019-10-15 stsp struct got_reference **branch_ref, struct got_reference **base_branch_ref,
6873 2822a352 2019-10-15 stsp struct got_worktree *worktree, const char *refname,
6874 2822a352 2019-10-15 stsp struct got_repository *repo)
6875 2822a352 2019-10-15 stsp {
6876 2822a352 2019-10-15 stsp const struct got_error *err = NULL;
6877 2822a352 2019-10-15 stsp char *fileindex_path = NULL;
6878 2822a352 2019-10-15 stsp struct check_rebase_ok_arg ok_arg;
6879 2822a352 2019-10-15 stsp
6880 2822a352 2019-10-15 stsp *fileindex = NULL;
6881 2822a352 2019-10-15 stsp *branch_ref = NULL;
6882 2822a352 2019-10-15 stsp *base_branch_ref = NULL;
6883 2822a352 2019-10-15 stsp
6884 2822a352 2019-10-15 stsp err = lock_worktree(worktree, LOCK_EX);
6885 2822a352 2019-10-15 stsp if (err)
6886 2822a352 2019-10-15 stsp return err;
6887 2822a352 2019-10-15 stsp
6888 2822a352 2019-10-15 stsp if (strcmp(refname, got_worktree_get_head_ref_name(worktree)) == 0) {
6889 2822a352 2019-10-15 stsp err = got_error_msg(GOT_ERR_SAME_BRANCH,
6890 2822a352 2019-10-15 stsp "cannot integrate a branch into itself; "
6891 2822a352 2019-10-15 stsp "update -b or different branch name required");
6892 2822a352 2019-10-15 stsp goto done;
6893 2822a352 2019-10-15 stsp }
6894 2822a352 2019-10-15 stsp
6895 2822a352 2019-10-15 stsp err = open_fileindex(fileindex, &fileindex_path, worktree);
6896 2822a352 2019-10-15 stsp if (err)
6897 2822a352 2019-10-15 stsp goto done;
6898 2822a352 2019-10-15 stsp
6899 2822a352 2019-10-15 stsp /* Preconditions are the same as for rebase. */
6900 2822a352 2019-10-15 stsp ok_arg.worktree = worktree;
6901 2822a352 2019-10-15 stsp ok_arg.repo = repo;
6902 2822a352 2019-10-15 stsp err = got_fileindex_for_each_entry_safe(*fileindex, check_rebase_ok,
6903 2822a352 2019-10-15 stsp &ok_arg);
6904 2822a352 2019-10-15 stsp if (err)
6905 2822a352 2019-10-15 stsp goto done;
6906 2822a352 2019-10-15 stsp
6907 2822a352 2019-10-15 stsp err = got_ref_open(branch_ref, repo, refname, 1);
6908 2822a352 2019-10-15 stsp if (err)
6909 2822a352 2019-10-15 stsp goto done;
6910 2822a352 2019-10-15 stsp
6911 2822a352 2019-10-15 stsp err = got_ref_open(base_branch_ref, repo,
6912 2822a352 2019-10-15 stsp got_worktree_get_head_ref_name(worktree), 1);
6913 2822a352 2019-10-15 stsp done:
6914 2822a352 2019-10-15 stsp if (err) {
6915 2822a352 2019-10-15 stsp if (*branch_ref) {
6916 2822a352 2019-10-15 stsp got_ref_close(*branch_ref);
6917 2822a352 2019-10-15 stsp *branch_ref = NULL;
6918 2822a352 2019-10-15 stsp }
6919 2822a352 2019-10-15 stsp if (*base_branch_ref) {
6920 2822a352 2019-10-15 stsp got_ref_close(*base_branch_ref);
6921 2822a352 2019-10-15 stsp *base_branch_ref = NULL;
6922 2822a352 2019-10-15 stsp }
6923 2822a352 2019-10-15 stsp if (*fileindex) {
6924 2822a352 2019-10-15 stsp got_fileindex_free(*fileindex);
6925 2822a352 2019-10-15 stsp *fileindex = NULL;
6926 2822a352 2019-10-15 stsp }
6927 2822a352 2019-10-15 stsp lock_worktree(worktree, LOCK_SH);
6928 2822a352 2019-10-15 stsp }
6929 0cb83759 2019-08-03 stsp return err;
6930 0cb83759 2019-08-03 stsp }
6931 0cb83759 2019-08-03 stsp
6932 2822a352 2019-10-15 stsp const struct got_error *
6933 2822a352 2019-10-15 stsp got_worktree_integrate_continue(struct got_worktree *worktree,
6934 2822a352 2019-10-15 stsp struct got_fileindex *fileindex, struct got_repository *repo,
6935 2822a352 2019-10-15 stsp struct got_reference *branch_ref, struct got_reference *base_branch_ref,
6936 2822a352 2019-10-15 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
6937 2822a352 2019-10-15 stsp got_cancel_cb cancel_cb, void *cancel_arg)
6938 2822a352 2019-10-15 stsp {
6939 2822a352 2019-10-15 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
6940 2822a352 2019-10-15 stsp char *fileindex_path = NULL;
6941 2822a352 2019-10-15 stsp struct got_object_id *tree_id = NULL, *commit_id = NULL;
6942 2822a352 2019-10-15 stsp
6943 2822a352 2019-10-15 stsp err = get_fileindex_path(&fileindex_path, worktree);
6944 2822a352 2019-10-15 stsp if (err)
6945 2822a352 2019-10-15 stsp goto done;
6946 2822a352 2019-10-15 stsp
6947 2822a352 2019-10-15 stsp err = got_ref_resolve(&commit_id, repo, branch_ref);
6948 2822a352 2019-10-15 stsp if (err)
6949 2822a352 2019-10-15 stsp goto done;
6950 2822a352 2019-10-15 stsp
6951 2822a352 2019-10-15 stsp err = got_object_id_by_path(&tree_id, repo, commit_id,
6952 2822a352 2019-10-15 stsp worktree->path_prefix);
6953 2822a352 2019-10-15 stsp if (err)
6954 2822a352 2019-10-15 stsp goto done;
6955 2822a352 2019-10-15 stsp
6956 2822a352 2019-10-15 stsp err = got_worktree_set_base_commit_id(worktree, repo, commit_id);
6957 2822a352 2019-10-15 stsp if (err)
6958 2822a352 2019-10-15 stsp goto done;
6959 2822a352 2019-10-15 stsp
6960 2822a352 2019-10-15 stsp err = checkout_files(worktree, fileindex, "", tree_id, NULL, repo,
6961 2822a352 2019-10-15 stsp progress_cb, progress_arg, cancel_cb, cancel_arg);
6962 2822a352 2019-10-15 stsp if (err)
6963 2822a352 2019-10-15 stsp goto sync;
6964 2822a352 2019-10-15 stsp
6965 2822a352 2019-10-15 stsp err = got_ref_change_ref(base_branch_ref, commit_id);
6966 2822a352 2019-10-15 stsp if (err)
6967 2822a352 2019-10-15 stsp goto sync;
6968 2822a352 2019-10-15 stsp
6969 2822a352 2019-10-15 stsp err = got_ref_write(base_branch_ref, repo);
6970 2822a352 2019-10-15 stsp sync:
6971 2822a352 2019-10-15 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
6972 2822a352 2019-10-15 stsp if (sync_err && err == NULL)
6973 2822a352 2019-10-15 stsp err = sync_err;
6974 2822a352 2019-10-15 stsp
6975 2822a352 2019-10-15 stsp done:
6976 2822a352 2019-10-15 stsp unlockerr = got_ref_unlock(branch_ref);
6977 2822a352 2019-10-15 stsp if (unlockerr && err == NULL)
6978 2822a352 2019-10-15 stsp err = unlockerr;
6979 2822a352 2019-10-15 stsp got_ref_close(branch_ref);
6980 2822a352 2019-10-15 stsp
6981 2822a352 2019-10-15 stsp unlockerr = got_ref_unlock(base_branch_ref);
6982 2822a352 2019-10-15 stsp if (unlockerr && err == NULL)
6983 2822a352 2019-10-15 stsp err = unlockerr;
6984 2822a352 2019-10-15 stsp got_ref_close(base_branch_ref);
6985 2822a352 2019-10-15 stsp
6986 2822a352 2019-10-15 stsp got_fileindex_free(fileindex);
6987 2822a352 2019-10-15 stsp free(fileindex_path);
6988 2822a352 2019-10-15 stsp free(tree_id);
6989 2822a352 2019-10-15 stsp
6990 2822a352 2019-10-15 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
6991 2822a352 2019-10-15 stsp if (unlockerr && err == NULL)
6992 2822a352 2019-10-15 stsp err = unlockerr;
6993 2822a352 2019-10-15 stsp return err;
6994 2822a352 2019-10-15 stsp }
6995 2822a352 2019-10-15 stsp
6996 2822a352 2019-10-15 stsp const struct got_error *
6997 2822a352 2019-10-15 stsp got_worktree_integrate_abort(struct got_worktree *worktree,
6998 2822a352 2019-10-15 stsp struct got_fileindex *fileindex, struct got_repository *repo,
6999 2822a352 2019-10-15 stsp struct got_reference *branch_ref, struct got_reference *base_branch_ref)
7000 2822a352 2019-10-15 stsp {
7001 8b692cd0 2019-10-21 stsp const struct got_error *err = NULL, *unlockerr = NULL;
7002 8b692cd0 2019-10-21 stsp
7003 8b692cd0 2019-10-21 stsp got_fileindex_free(fileindex);
7004 8b692cd0 2019-10-21 stsp
7005 8b692cd0 2019-10-21 stsp err = lock_worktree(worktree, LOCK_SH);
7006 8b692cd0 2019-10-21 stsp
7007 8b692cd0 2019-10-21 stsp unlockerr = got_ref_unlock(branch_ref);
7008 8b692cd0 2019-10-21 stsp if (unlockerr && err == NULL)
7009 8b692cd0 2019-10-21 stsp err = unlockerr;
7010 2822a352 2019-10-15 stsp got_ref_close(branch_ref);
7011 8b692cd0 2019-10-21 stsp
7012 8b692cd0 2019-10-21 stsp unlockerr = got_ref_unlock(base_branch_ref);
7013 8b692cd0 2019-10-21 stsp if (unlockerr && err == NULL)
7014 8b692cd0 2019-10-21 stsp err = unlockerr;
7015 2822a352 2019-10-15 stsp got_ref_close(base_branch_ref);
7016 8b692cd0 2019-10-21 stsp
7017 8b692cd0 2019-10-21 stsp return err;
7018 2822a352 2019-10-15 stsp }
7019 2822a352 2019-10-15 stsp
7020 2db2652d 2019-08-07 stsp struct check_stage_ok_arg {
7021 2db2652d 2019-08-07 stsp struct got_object_id *head_commit_id;
7022 2db2652d 2019-08-07 stsp struct got_worktree *worktree;
7023 2db2652d 2019-08-07 stsp struct got_fileindex *fileindex;
7024 2db2652d 2019-08-07 stsp struct got_repository *repo;
7025 2db2652d 2019-08-07 stsp int have_changes;
7026 2db2652d 2019-08-07 stsp };
7027 2db2652d 2019-08-07 stsp
7028 2db2652d 2019-08-07 stsp const struct got_error *
7029 2db2652d 2019-08-07 stsp check_stage_ok(void *arg, unsigned char status,
7030 2db2652d 2019-08-07 stsp unsigned char staged_status, const char *relpath,
7031 2db2652d 2019-08-07 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
7032 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
7033 735ef5ac 2019-08-03 stsp {
7034 2db2652d 2019-08-07 stsp struct check_stage_ok_arg *a = arg;
7035 735ef5ac 2019-08-03 stsp const struct got_error *err = NULL;
7036 735ef5ac 2019-08-03 stsp struct got_fileindex_entry *ie;
7037 2db2652d 2019-08-07 stsp struct got_object_id base_commit_id;
7038 2db2652d 2019-08-07 stsp struct got_object_id *base_commit_idp = NULL;
7039 735ef5ac 2019-08-03 stsp char *in_repo_path = NULL, *p;
7040 8b13ce36 2019-08-08 stsp
7041 7b5dc508 2019-10-28 stsp if (status == GOT_STATUS_UNVERSIONED ||
7042 7b5dc508 2019-10-28 stsp status == GOT_STATUS_NO_CHANGE)
7043 8b13ce36 2019-08-08 stsp return NULL;
7044 2a06fe5f 2019-08-24 stsp if (status == GOT_STATUS_NONEXISTENT)
7045 2a06fe5f 2019-08-24 stsp return got_error_set_errno(ENOENT, relpath);
7046 735ef5ac 2019-08-03 stsp
7047 2db2652d 2019-08-07 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
7048 735ef5ac 2019-08-03 stsp if (ie == NULL)
7049 735ef5ac 2019-08-03 stsp return got_error_path(relpath, GOT_ERR_FILE_STATUS);
7050 735ef5ac 2019-08-03 stsp
7051 2db2652d 2019-08-07 stsp if (asprintf(&in_repo_path, "%s%s%s", a->worktree->path_prefix,
7052 2db2652d 2019-08-07 stsp got_path_is_root_dir(a->worktree->path_prefix) ? "" : "/",
7053 735ef5ac 2019-08-03 stsp relpath) == -1)
7054 735ef5ac 2019-08-03 stsp return got_error_from_errno("asprintf");
7055 735ef5ac 2019-08-03 stsp
7056 735ef5ac 2019-08-03 stsp if (got_fileindex_entry_has_commit(ie)) {
7057 735ef5ac 2019-08-03 stsp memcpy(base_commit_id.sha1, ie->commit_sha1,
7058 735ef5ac 2019-08-03 stsp SHA1_DIGEST_LENGTH);
7059 735ef5ac 2019-08-03 stsp base_commit_idp = &base_commit_id;
7060 735ef5ac 2019-08-03 stsp }
7061 735ef5ac 2019-08-03 stsp
7062 7b5dc508 2019-10-28 stsp if (status == GOT_STATUS_CONFLICT) {
7063 3aa5969e 2019-08-06 stsp err = got_error_path(ie->path, GOT_ERR_STAGE_CONFLICT);
7064 3aa5969e 2019-08-06 stsp goto done;
7065 3aa5969e 2019-08-06 stsp } else if (status != GOT_STATUS_ADD &&
7066 3aa5969e 2019-08-06 stsp status != GOT_STATUS_MODIFY &&
7067 3aa5969e 2019-08-06 stsp status != GOT_STATUS_DELETE) {
7068 3aa5969e 2019-08-06 stsp err = got_error_path(ie->path, GOT_ERR_FILE_STATUS);
7069 735ef5ac 2019-08-03 stsp goto done;
7070 3aa5969e 2019-08-06 stsp }
7071 735ef5ac 2019-08-03 stsp
7072 2db2652d 2019-08-07 stsp a->have_changes = 1;
7073 2db2652d 2019-08-07 stsp
7074 735ef5ac 2019-08-03 stsp p = in_repo_path;
7075 735ef5ac 2019-08-03 stsp while (p[0] == '/')
7076 735ef5ac 2019-08-03 stsp p++;
7077 2db2652d 2019-08-07 stsp err = check_out_of_date(p, status, staged_status,
7078 2db2652d 2019-08-07 stsp blob_id, base_commit_idp, a->head_commit_id, a->repo,
7079 5f8a88c6 2019-08-03 stsp GOT_ERR_STAGE_OUT_OF_DATE);
7080 735ef5ac 2019-08-03 stsp done:
7081 735ef5ac 2019-08-03 stsp free(in_repo_path);
7082 dc424a06 2019-08-07 stsp return err;
7083 dc424a06 2019-08-07 stsp }
7084 dc424a06 2019-08-07 stsp
7085 2db2652d 2019-08-07 stsp struct stage_path_arg {
7086 2db2652d 2019-08-07 stsp struct got_worktree *worktree;
7087 2db2652d 2019-08-07 stsp struct got_fileindex *fileindex;
7088 2db2652d 2019-08-07 stsp struct got_repository *repo;
7089 2db2652d 2019-08-07 stsp got_worktree_status_cb status_cb;
7090 2db2652d 2019-08-07 stsp void *status_arg;
7091 2db2652d 2019-08-07 stsp got_worktree_patch_cb patch_cb;
7092 2db2652d 2019-08-07 stsp void *patch_arg;
7093 7b5dc508 2019-10-28 stsp int staged_something;
7094 2db2652d 2019-08-07 stsp };
7095 2db2652d 2019-08-07 stsp
7096 2db2652d 2019-08-07 stsp static const struct got_error *
7097 2db2652d 2019-08-07 stsp stage_path(void *arg, unsigned char status,
7098 2db2652d 2019-08-07 stsp unsigned char staged_status, const char *relpath,
7099 2db2652d 2019-08-07 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
7100 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
7101 0cb83759 2019-08-03 stsp {
7102 2db2652d 2019-08-07 stsp struct stage_path_arg *a = arg;
7103 0cb83759 2019-08-03 stsp const struct got_error *err = NULL;
7104 0cb83759 2019-08-03 stsp struct got_fileindex_entry *ie;
7105 2db2652d 2019-08-07 stsp char *ondisk_path = NULL, *path_content = NULL;
7106 0cb83759 2019-08-03 stsp uint32_t stage;
7107 af5a81b2 2019-08-08 stsp struct got_object_id *new_staged_blob_id = NULL;
7108 0aeb8099 2020-07-23 stsp struct stat sb;
7109 8b13ce36 2019-08-08 stsp
7110 8b13ce36 2019-08-08 stsp if (status == GOT_STATUS_UNVERSIONED)
7111 8b13ce36 2019-08-08 stsp return NULL;
7112 0cb83759 2019-08-03 stsp
7113 2db2652d 2019-08-07 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
7114 d3e7c587 2019-08-03 stsp if (ie == NULL)
7115 d3e7c587 2019-08-03 stsp return got_error_path(relpath, GOT_ERR_FILE_STATUS);
7116 0cb83759 2019-08-03 stsp
7117 2db2652d 2019-08-07 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path,
7118 2db2652d 2019-08-07 stsp relpath)== -1)
7119 2db2652d 2019-08-07 stsp return got_error_from_errno("asprintf");
7120 0cb83759 2019-08-03 stsp
7121 0cb83759 2019-08-03 stsp switch (status) {
7122 0cb83759 2019-08-03 stsp case GOT_STATUS_ADD:
7123 0cb83759 2019-08-03 stsp case GOT_STATUS_MODIFY:
7124 0aeb8099 2020-07-23 stsp /* XXX could sb.st_mode be passed in by our caller? */
7125 0aeb8099 2020-07-23 stsp if (lstat(ondisk_path, &sb) == -1) {
7126 0aeb8099 2020-07-23 stsp err = got_error_from_errno2("lstat", ondisk_path);
7127 0aeb8099 2020-07-23 stsp break;
7128 0aeb8099 2020-07-23 stsp }
7129 2db2652d 2019-08-07 stsp if (a->patch_cb) {
7130 dc424a06 2019-08-07 stsp if (status == GOT_STATUS_ADD) {
7131 dc424a06 2019-08-07 stsp int choice = GOT_PATCH_CHOICE_NONE;
7132 2db2652d 2019-08-07 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
7133 a7c9878d 2019-08-08 stsp status, ie->path, NULL, 1, 1);
7134 dc424a06 2019-08-07 stsp if (err)
7135 dc424a06 2019-08-07 stsp break;
7136 dc424a06 2019-08-07 stsp if (choice != GOT_PATCH_CHOICE_YES)
7137 dc424a06 2019-08-07 stsp break;
7138 dc424a06 2019-08-07 stsp } else {
7139 e635744c 2019-08-08 stsp err = create_patched_content(&path_content, 0,
7140 af5a81b2 2019-08-08 stsp staged_blob_id ? staged_blob_id : blob_id,
7141 12463d8b 2019-12-13 stsp ondisk_path, dirfd, de_name, ie->path,
7142 12463d8b 2019-12-13 stsp a->repo, a->patch_cb, a->patch_arg);
7143 dc424a06 2019-08-07 stsp if (err || path_content == NULL)
7144 dc424a06 2019-08-07 stsp break;
7145 dc424a06 2019-08-07 stsp }
7146 dc424a06 2019-08-07 stsp }
7147 af5a81b2 2019-08-08 stsp err = got_object_blob_create(&new_staged_blob_id,
7148 2db2652d 2019-08-07 stsp path_content ? path_content : ondisk_path, a->repo);
7149 0cb83759 2019-08-03 stsp if (err)
7150 dc424a06 2019-08-07 stsp break;
7151 af5a81b2 2019-08-08 stsp memcpy(ie->staged_blob_sha1, new_staged_blob_id->sha1,
7152 0cb83759 2019-08-03 stsp SHA1_DIGEST_LENGTH);
7153 d3e7c587 2019-08-03 stsp if (status == GOT_STATUS_ADD || staged_status == GOT_STATUS_ADD)
7154 0cb83759 2019-08-03 stsp stage = GOT_FILEIDX_STAGE_ADD;
7155 0cb83759 2019-08-03 stsp else
7156 0cb83759 2019-08-03 stsp stage = GOT_FILEIDX_STAGE_MODIFY;
7157 537ac44b 2019-08-03 stsp got_fileindex_entry_stage_set(ie, stage);
7158 0aeb8099 2020-07-23 stsp if (S_ISLNK(sb.st_mode)) {
7159 0aeb8099 2020-07-23 stsp got_fileindex_entry_staged_filetype_set(ie,
7160 0aeb8099 2020-07-23 stsp GOT_FILEIDX_MODE_SYMLINK);
7161 0aeb8099 2020-07-23 stsp } else {
7162 0aeb8099 2020-07-23 stsp got_fileindex_entry_staged_filetype_set(ie,
7163 0aeb8099 2020-07-23 stsp GOT_FILEIDX_MODE_REGULAR_FILE);
7164 0aeb8099 2020-07-23 stsp }
7165 7b5dc508 2019-10-28 stsp a->staged_something = 1;
7166 2db2652d 2019-08-07 stsp if (a->status_cb == NULL)
7167 dc424a06 2019-08-07 stsp break;
7168 2db2652d 2019-08-07 stsp err = (*a->status_cb)(a->status_arg, GOT_STATUS_NO_CHANGE,
7169 2db2652d 2019-08-07 stsp get_staged_status(ie), relpath, blob_id,
7170 12463d8b 2019-12-13 stsp new_staged_blob_id, NULL, dirfd, de_name);
7171 0cb83759 2019-08-03 stsp break;
7172 0cb83759 2019-08-03 stsp case GOT_STATUS_DELETE:
7173 d3e7c587 2019-08-03 stsp if (staged_status == GOT_STATUS_DELETE)
7174 d3e7c587 2019-08-03 stsp break;
7175 2db2652d 2019-08-07 stsp if (a->patch_cb) {
7176 dc424a06 2019-08-07 stsp int choice = GOT_PATCH_CHOICE_NONE;
7177 2db2652d 2019-08-07 stsp err = (*a->patch_cb)(&choice, a->patch_arg, status,
7178 a7c9878d 2019-08-08 stsp ie->path, NULL, 1, 1);
7179 dc424a06 2019-08-07 stsp if (err)
7180 dc424a06 2019-08-07 stsp break;
7181 88f33a19 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_NO)
7182 88f33a19 2019-08-08 stsp break;
7183 88f33a19 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES) {
7184 88f33a19 2019-08-08 stsp err = got_error(GOT_ERR_PATCH_CHOICE);
7185 dc424a06 2019-08-07 stsp break;
7186 88f33a19 2019-08-08 stsp }
7187 dc424a06 2019-08-07 stsp }
7188 0cb83759 2019-08-03 stsp stage = GOT_FILEIDX_STAGE_DELETE;
7189 537ac44b 2019-08-03 stsp got_fileindex_entry_stage_set(ie, stage);
7190 7b5dc508 2019-10-28 stsp a->staged_something = 1;
7191 2db2652d 2019-08-07 stsp if (a->status_cb == NULL)
7192 dc424a06 2019-08-07 stsp break;
7193 2db2652d 2019-08-07 stsp err = (*a->status_cb)(a->status_arg, GOT_STATUS_NO_CHANGE,
7194 12463d8b 2019-12-13 stsp get_staged_status(ie), relpath, NULL, NULL, NULL, dirfd,
7195 12463d8b 2019-12-13 stsp de_name);
7196 0cb83759 2019-08-03 stsp break;
7197 d3e7c587 2019-08-03 stsp case GOT_STATUS_NO_CHANGE:
7198 d3e7c587 2019-08-03 stsp break;
7199 ebf48fd5 2019-08-03 stsp case GOT_STATUS_CONFLICT:
7200 ebf48fd5 2019-08-03 stsp err = got_error_path(relpath, GOT_ERR_STAGE_CONFLICT);
7201 ebf48fd5 2019-08-03 stsp break;
7202 2a06fe5f 2019-08-24 stsp case GOT_STATUS_NONEXISTENT:
7203 2a06fe5f 2019-08-24 stsp err = got_error_set_errno(ENOENT, relpath);
7204 2a06fe5f 2019-08-24 stsp break;
7205 0cb83759 2019-08-03 stsp default:
7206 42005733 2019-08-03 stsp err = got_error_path(relpath, GOT_ERR_FILE_STATUS);
7207 537ac44b 2019-08-03 stsp break;
7208 0cb83759 2019-08-03 stsp }
7209 dc424a06 2019-08-07 stsp
7210 dc424a06 2019-08-07 stsp if (path_content && unlink(path_content) == -1 && err == NULL)
7211 dc424a06 2019-08-07 stsp err = got_error_from_errno2("unlink", path_content);
7212 dc424a06 2019-08-07 stsp free(path_content);
7213 2db2652d 2019-08-07 stsp free(ondisk_path);
7214 af5a81b2 2019-08-08 stsp free(new_staged_blob_id);
7215 0ebf8283 2019-07-24 stsp return err;
7216 0ebf8283 2019-07-24 stsp }
7217 0cb83759 2019-08-03 stsp
7218 0cb83759 2019-08-03 stsp const struct got_error *
7219 1e71573e 2019-08-03 stsp got_worktree_stage(struct got_worktree *worktree,
7220 1e71573e 2019-08-03 stsp struct got_pathlist_head *paths,
7221 0cb83759 2019-08-03 stsp got_worktree_status_cb status_cb, void *status_arg,
7222 dc424a06 2019-08-07 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
7223 1e71573e 2019-08-03 stsp struct got_repository *repo)
7224 0cb83759 2019-08-03 stsp {
7225 0cb83759 2019-08-03 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
7226 0cb83759 2019-08-03 stsp struct got_pathlist_entry *pe;
7227 0cb83759 2019-08-03 stsp struct got_fileindex *fileindex = NULL;
7228 0cb83759 2019-08-03 stsp char *fileindex_path = NULL;
7229 735ef5ac 2019-08-03 stsp struct got_reference *head_ref = NULL;
7230 735ef5ac 2019-08-03 stsp struct got_object_id *head_commit_id = NULL;
7231 2db2652d 2019-08-07 stsp struct check_stage_ok_arg oka;
7232 2db2652d 2019-08-07 stsp struct stage_path_arg spa;
7233 0cb83759 2019-08-03 stsp
7234 0cb83759 2019-08-03 stsp err = lock_worktree(worktree, LOCK_EX);
7235 0cb83759 2019-08-03 stsp if (err)
7236 0cb83759 2019-08-03 stsp return err;
7237 0cb83759 2019-08-03 stsp
7238 735ef5ac 2019-08-03 stsp err = got_ref_open(&head_ref, repo,
7239 735ef5ac 2019-08-03 stsp got_worktree_get_head_ref_name(worktree), 0);
7240 735ef5ac 2019-08-03 stsp if (err)
7241 735ef5ac 2019-08-03 stsp goto done;
7242 735ef5ac 2019-08-03 stsp err = got_ref_resolve(&head_commit_id, repo, head_ref);
7243 735ef5ac 2019-08-03 stsp if (err)
7244 735ef5ac 2019-08-03 stsp goto done;
7245 0cb83759 2019-08-03 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
7246 0cb83759 2019-08-03 stsp if (err)
7247 0cb83759 2019-08-03 stsp goto done;
7248 0cb83759 2019-08-03 stsp
7249 3aa5969e 2019-08-06 stsp /* Check pre-conditions before staging anything. */
7250 2db2652d 2019-08-07 stsp oka.head_commit_id = head_commit_id;
7251 2db2652d 2019-08-07 stsp oka.worktree = worktree;
7252 2db2652d 2019-08-07 stsp oka.fileindex = fileindex;
7253 2db2652d 2019-08-07 stsp oka.repo = repo;
7254 2db2652d 2019-08-07 stsp oka.have_changes = 0;
7255 0cb83759 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
7256 2db2652d 2019-08-07 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
7257 f2a9dc41 2019-12-13 tracey check_stage_ok, &oka, NULL, NULL, 0, 0);
7258 735ef5ac 2019-08-03 stsp if (err)
7259 735ef5ac 2019-08-03 stsp goto done;
7260 735ef5ac 2019-08-03 stsp }
7261 2db2652d 2019-08-07 stsp if (!oka.have_changes) {
7262 2db2652d 2019-08-07 stsp err = got_error(GOT_ERR_STAGE_NO_CHANGE);
7263 2db2652d 2019-08-07 stsp goto done;
7264 2db2652d 2019-08-07 stsp }
7265 735ef5ac 2019-08-03 stsp
7266 2db2652d 2019-08-07 stsp spa.worktree = worktree;
7267 2db2652d 2019-08-07 stsp spa.fileindex = fileindex;
7268 2db2652d 2019-08-07 stsp spa.repo = repo;
7269 2db2652d 2019-08-07 stsp spa.patch_cb = patch_cb;
7270 2db2652d 2019-08-07 stsp spa.patch_arg = patch_arg;
7271 2db2652d 2019-08-07 stsp spa.status_cb = status_cb;
7272 2db2652d 2019-08-07 stsp spa.status_arg = status_arg;
7273 7b5dc508 2019-10-28 stsp spa.staged_something = 0;
7274 735ef5ac 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
7275 2db2652d 2019-08-07 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
7276 f2a9dc41 2019-12-13 tracey stage_path, &spa, NULL, NULL, 0, 0);
7277 42005733 2019-08-03 stsp if (err)
7278 2db2652d 2019-08-07 stsp goto done;
7279 7b5dc508 2019-10-28 stsp }
7280 7b5dc508 2019-10-28 stsp if (!spa.staged_something) {
7281 7b5dc508 2019-10-28 stsp err = got_error(GOT_ERR_STAGE_NO_CHANGE);
7282 7b5dc508 2019-10-28 stsp goto done;
7283 0cb83759 2019-08-03 stsp }
7284 0cb83759 2019-08-03 stsp
7285 0cb83759 2019-08-03 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
7286 0cb83759 2019-08-03 stsp if (sync_err && err == NULL)
7287 0cb83759 2019-08-03 stsp err = sync_err;
7288 0cb83759 2019-08-03 stsp done:
7289 735ef5ac 2019-08-03 stsp if (head_ref)
7290 735ef5ac 2019-08-03 stsp got_ref_close(head_ref);
7291 735ef5ac 2019-08-03 stsp free(head_commit_id);
7292 0cb83759 2019-08-03 stsp free(fileindex_path);
7293 0cb83759 2019-08-03 stsp if (fileindex)
7294 0cb83759 2019-08-03 stsp got_fileindex_free(fileindex);
7295 0cb83759 2019-08-03 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
7296 0cb83759 2019-08-03 stsp if (unlockerr && err == NULL)
7297 0cb83759 2019-08-03 stsp err = unlockerr;
7298 0cb83759 2019-08-03 stsp return err;
7299 0cb83759 2019-08-03 stsp }
7300 ad493afc 2019-08-03 stsp
7301 ad493afc 2019-08-03 stsp struct unstage_path_arg {
7302 ad493afc 2019-08-03 stsp struct got_worktree *worktree;
7303 ad493afc 2019-08-03 stsp struct got_fileindex *fileindex;
7304 ad493afc 2019-08-03 stsp struct got_repository *repo;
7305 ad493afc 2019-08-03 stsp got_worktree_checkout_cb progress_cb;
7306 ad493afc 2019-08-03 stsp void *progress_arg;
7307 2e1f37b0 2019-08-08 stsp got_worktree_patch_cb patch_cb;
7308 2e1f37b0 2019-08-08 stsp void *patch_arg;
7309 ad493afc 2019-08-03 stsp };
7310 2e1f37b0 2019-08-08 stsp
7311 2e1f37b0 2019-08-08 stsp static const struct got_error *
7312 2e1f37b0 2019-08-08 stsp create_unstaged_content(char **path_unstaged_content,
7313 2e1f37b0 2019-08-08 stsp char **path_new_staged_content, struct got_object_id *blob_id,
7314 2e1f37b0 2019-08-08 stsp struct got_object_id *staged_blob_id, const char *relpath,
7315 2e1f37b0 2019-08-08 stsp struct got_repository *repo,
7316 2e1f37b0 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg)
7317 2e1f37b0 2019-08-08 stsp {
7318 2e1f37b0 2019-08-08 stsp const struct got_error *err;
7319 2e1f37b0 2019-08-08 stsp struct got_blob_object *blob = NULL, *staged_blob = NULL;
7320 2e1f37b0 2019-08-08 stsp FILE *f1 = NULL, *f2 = NULL, *outfile = NULL, *rejectfile = NULL;
7321 2e1f37b0 2019-08-08 stsp char *path1 = NULL, *path2 = NULL, *label1 = NULL;
7322 2e1f37b0 2019-08-08 stsp struct stat sb1, sb2;
7323 2e1f37b0 2019-08-08 stsp struct got_diff_changes *changes = NULL;
7324 2e1f37b0 2019-08-08 stsp struct got_diff_state *ds = NULL;
7325 2e1f37b0 2019-08-08 stsp struct got_diff_args *args = NULL;
7326 2e1f37b0 2019-08-08 stsp struct got_diff_change *change;
7327 2e1f37b0 2019-08-08 stsp int diff_flags = 0, line_cur1 = 1, line_cur2 = 1, n = 0;
7328 2e1f37b0 2019-08-08 stsp int have_content = 0, have_rejected_content = 0;
7329 2e1f37b0 2019-08-08 stsp
7330 2e1f37b0 2019-08-08 stsp *path_unstaged_content = NULL;
7331 2e1f37b0 2019-08-08 stsp *path_new_staged_content = NULL;
7332 2e1f37b0 2019-08-08 stsp
7333 2e1f37b0 2019-08-08 stsp err = got_object_id_str(&label1, blob_id);
7334 2e1f37b0 2019-08-08 stsp if (err)
7335 2e1f37b0 2019-08-08 stsp return err;
7336 2e1f37b0 2019-08-08 stsp err = got_object_open_as_blob(&blob, repo, blob_id, 8192);
7337 2e1f37b0 2019-08-08 stsp if (err)
7338 2e1f37b0 2019-08-08 stsp goto done;
7339 2e1f37b0 2019-08-08 stsp
7340 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(&path1, &f1, "got-unstage-blob-base");
7341 2e1f37b0 2019-08-08 stsp if (err)
7342 2e1f37b0 2019-08-08 stsp goto done;
7343 2e1f37b0 2019-08-08 stsp
7344 2e1f37b0 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f1, blob);
7345 2e1f37b0 2019-08-08 stsp if (err)
7346 2e1f37b0 2019-08-08 stsp goto done;
7347 2e1f37b0 2019-08-08 stsp
7348 2e1f37b0 2019-08-08 stsp err = got_object_open_as_blob(&staged_blob, repo, staged_blob_id, 8192);
7349 2e1f37b0 2019-08-08 stsp if (err)
7350 2e1f37b0 2019-08-08 stsp goto done;
7351 2e1f37b0 2019-08-08 stsp
7352 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(&path2, &f2, "got-unstage-blob-staged");
7353 2e1f37b0 2019-08-08 stsp if (err)
7354 2e1f37b0 2019-08-08 stsp goto done;
7355 ad493afc 2019-08-03 stsp
7356 2e1f37b0 2019-08-08 stsp err = got_object_blob_dump_to_file(NULL, NULL, NULL, f2, staged_blob);
7357 2e1f37b0 2019-08-08 stsp if (err)
7358 2e1f37b0 2019-08-08 stsp goto done;
7359 2e1f37b0 2019-08-08 stsp
7360 2e1f37b0 2019-08-08 stsp if (stat(path1, &sb1) == -1) {
7361 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("stat", path1);
7362 2e1f37b0 2019-08-08 stsp goto done;
7363 2e1f37b0 2019-08-08 stsp }
7364 2e1f37b0 2019-08-08 stsp
7365 2e1f37b0 2019-08-08 stsp if (stat(path2, &sb2) == -1) {
7366 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("stat", path2);
7367 2e1f37b0 2019-08-08 stsp goto done;
7368 2e1f37b0 2019-08-08 stsp }
7369 2e1f37b0 2019-08-08 stsp
7370 2e1f37b0 2019-08-08 stsp err = got_diff_files(&changes, &ds, &args, &diff_flags,
7371 2e1f37b0 2019-08-08 stsp f1, sb1.st_size, label1, f2, sb2.st_size, path2, 3, NULL);
7372 2e1f37b0 2019-08-08 stsp if (err)
7373 2e1f37b0 2019-08-08 stsp goto done;
7374 2e1f37b0 2019-08-08 stsp
7375 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(path_unstaged_content, &outfile,
7376 2e1f37b0 2019-08-08 stsp "got-unstaged-content");
7377 2e1f37b0 2019-08-08 stsp if (err)
7378 2e1f37b0 2019-08-08 stsp goto done;
7379 2e1f37b0 2019-08-08 stsp err = got_opentemp_named(path_new_staged_content, &rejectfile,
7380 2e1f37b0 2019-08-08 stsp "got-new-staged-content");
7381 2e1f37b0 2019-08-08 stsp if (err)
7382 2e1f37b0 2019-08-08 stsp goto done;
7383 2e1f37b0 2019-08-08 stsp
7384 2e1f37b0 2019-08-08 stsp if (fseek(f1, 0L, SEEK_SET) == -1) {
7385 2e1f37b0 2019-08-08 stsp err = got_ferror(f1, GOT_ERR_IO);
7386 2e1f37b0 2019-08-08 stsp goto done;
7387 2e1f37b0 2019-08-08 stsp }
7388 2e1f37b0 2019-08-08 stsp if (fseek(f2, 0L, SEEK_SET) == -1) {
7389 2e1f37b0 2019-08-08 stsp err = got_ferror(f2, GOT_ERR_IO);
7390 2e1f37b0 2019-08-08 stsp goto done;
7391 2e1f37b0 2019-08-08 stsp }
7392 2e1f37b0 2019-08-08 stsp SIMPLEQ_FOREACH(change, &changes->entries, entry) {
7393 2e1f37b0 2019-08-08 stsp int choice;
7394 2e1f37b0 2019-08-08 stsp err = apply_or_reject_change(&choice, change, ++n,
7395 2e1f37b0 2019-08-08 stsp changes->nchanges, ds, args, diff_flags, relpath,
7396 2e1f37b0 2019-08-08 stsp f1, f2, &line_cur1, &line_cur2,
7397 2e1f37b0 2019-08-08 stsp outfile, rejectfile, patch_cb, patch_arg);
7398 2e1f37b0 2019-08-08 stsp if (err)
7399 2e1f37b0 2019-08-08 stsp goto done;
7400 2e1f37b0 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_YES)
7401 2e1f37b0 2019-08-08 stsp have_content = 1;
7402 19e4b907 2019-08-08 stsp else
7403 2e1f37b0 2019-08-08 stsp have_rejected_content = 1;
7404 2e1f37b0 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_QUIT)
7405 2e1f37b0 2019-08-08 stsp break;
7406 2e1f37b0 2019-08-08 stsp }
7407 f1e81a05 2019-08-10 stsp if (have_content || have_rejected_content)
7408 f1e81a05 2019-08-10 stsp err = copy_remaining_content(f1, f2, &line_cur1, &line_cur2,
7409 f1e81a05 2019-08-10 stsp outfile, rejectfile);
7410 2e1f37b0 2019-08-08 stsp done:
7411 2e1f37b0 2019-08-08 stsp free(label1);
7412 2e1f37b0 2019-08-08 stsp if (blob)
7413 2e1f37b0 2019-08-08 stsp got_object_blob_close(blob);
7414 2e1f37b0 2019-08-08 stsp if (staged_blob)
7415 2e1f37b0 2019-08-08 stsp got_object_blob_close(staged_blob);
7416 2e1f37b0 2019-08-08 stsp if (f1 && fclose(f1) == EOF && err == NULL)
7417 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", path1);
7418 2e1f37b0 2019-08-08 stsp if (f2 && fclose(f2) == EOF && err == NULL)
7419 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", path2);
7420 2e1f37b0 2019-08-08 stsp if (outfile && fclose(outfile) == EOF && err == NULL)
7421 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", *path_unstaged_content);
7422 2e1f37b0 2019-08-08 stsp if (rejectfile && fclose(rejectfile) == EOF && err == NULL)
7423 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("fclose", *path_new_staged_content);
7424 2e1f37b0 2019-08-08 stsp if (path1 && unlink(path1) == -1 && err == NULL)
7425 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink", path1);
7426 2e1f37b0 2019-08-08 stsp if (path2 && unlink(path2) == -1 && err == NULL)
7427 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink", path2);
7428 2e1f37b0 2019-08-08 stsp if (err || !have_content) {
7429 2e1f37b0 2019-08-08 stsp if (*path_unstaged_content &&
7430 2e1f37b0 2019-08-08 stsp unlink(*path_unstaged_content) == -1 && err == NULL)
7431 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink",
7432 2e1f37b0 2019-08-08 stsp *path_unstaged_content);
7433 2e1f37b0 2019-08-08 stsp free(*path_unstaged_content);
7434 2e1f37b0 2019-08-08 stsp *path_unstaged_content = NULL;
7435 2e1f37b0 2019-08-08 stsp }
7436 2e1f37b0 2019-08-08 stsp if (err || !have_rejected_content) {
7437 2e1f37b0 2019-08-08 stsp if (*path_new_staged_content &&
7438 2e1f37b0 2019-08-08 stsp unlink(*path_new_staged_content) == -1 && err == NULL)
7439 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink",
7440 2e1f37b0 2019-08-08 stsp *path_new_staged_content);
7441 2e1f37b0 2019-08-08 stsp free(*path_new_staged_content);
7442 2e1f37b0 2019-08-08 stsp *path_new_staged_content = NULL;
7443 2e1f37b0 2019-08-08 stsp }
7444 2e1f37b0 2019-08-08 stsp free(args);
7445 2e1f37b0 2019-08-08 stsp if (ds) {
7446 2e1f37b0 2019-08-08 stsp got_diff_state_free(ds);
7447 2e1f37b0 2019-08-08 stsp free(ds);
7448 2e1f37b0 2019-08-08 stsp }
7449 2e1f37b0 2019-08-08 stsp if (changes)
7450 2e1f37b0 2019-08-08 stsp got_diff_free_changes(changes);
7451 2e1f37b0 2019-08-08 stsp free(path1);
7452 2e1f37b0 2019-08-08 stsp free(path2);
7453 2e1f37b0 2019-08-08 stsp return err;
7454 2e1f37b0 2019-08-08 stsp }
7455 2e1f37b0 2019-08-08 stsp
7456 ad493afc 2019-08-03 stsp static const struct got_error *
7457 ad493afc 2019-08-03 stsp unstage_path(void *arg, unsigned char status,
7458 ad493afc 2019-08-03 stsp unsigned char staged_status, const char *relpath,
7459 ad493afc 2019-08-03 stsp struct got_object_id *blob_id, struct got_object_id *staged_blob_id,
7460 12463d8b 2019-12-13 stsp struct got_object_id *commit_id, int dirfd, const char *de_name)
7461 ad493afc 2019-08-03 stsp {
7462 ad493afc 2019-08-03 stsp const struct got_error *err = NULL;
7463 ad493afc 2019-08-03 stsp struct unstage_path_arg *a = arg;
7464 ad493afc 2019-08-03 stsp struct got_fileindex_entry *ie;
7465 ad493afc 2019-08-03 stsp struct got_blob_object *blob_base = NULL, *blob_staged = NULL;
7466 2e1f37b0 2019-08-08 stsp char *ondisk_path = NULL, *path_unstaged_content = NULL;
7467 2e1f37b0 2019-08-08 stsp char *path_new_staged_content = NULL;
7468 f69721c3 2019-10-21 stsp char *id_str = NULL, *label_orig = NULL;
7469 ad493afc 2019-08-03 stsp int local_changes_subsumed;
7470 9bc94a15 2019-08-03 stsp struct stat sb;
7471 ad493afc 2019-08-03 stsp
7472 2e1f37b0 2019-08-08 stsp if (staged_status != GOT_STATUS_ADD &&
7473 2e1f37b0 2019-08-08 stsp staged_status != GOT_STATUS_MODIFY &&
7474 2e1f37b0 2019-08-08 stsp staged_status != GOT_STATUS_DELETE)
7475 2e1f37b0 2019-08-08 stsp return NULL;
7476 2e1f37b0 2019-08-08 stsp
7477 ad493afc 2019-08-03 stsp ie = got_fileindex_entry_get(a->fileindex, relpath, strlen(relpath));
7478 ad493afc 2019-08-03 stsp if (ie == NULL)
7479 8b13ce36 2019-08-08 stsp return got_error_path(relpath, GOT_ERR_FILE_STATUS);
7480 9bc94a15 2019-08-03 stsp
7481 9bc94a15 2019-08-03 stsp if (asprintf(&ondisk_path, "%s/%s", a->worktree->root_path, relpath)
7482 9bc94a15 2019-08-03 stsp == -1)
7483 9bc94a15 2019-08-03 stsp return got_error_from_errno("asprintf");
7484 ad493afc 2019-08-03 stsp
7485 f69721c3 2019-10-21 stsp err = got_object_id_str(&id_str,
7486 f69721c3 2019-10-21 stsp commit_id ? commit_id : a->worktree->base_commit_id);
7487 f69721c3 2019-10-21 stsp if (err)
7488 f69721c3 2019-10-21 stsp goto done;
7489 f69721c3 2019-10-21 stsp if (asprintf(&label_orig, "%s: commit %s", GOT_MERGE_LABEL_BASE,
7490 f69721c3 2019-10-21 stsp id_str) == -1) {
7491 f69721c3 2019-10-21 stsp err = got_error_from_errno("asprintf");
7492 f69721c3 2019-10-21 stsp goto done;
7493 f69721c3 2019-10-21 stsp }
7494 f69721c3 2019-10-21 stsp
7495 ad493afc 2019-08-03 stsp switch (staged_status) {
7496 ad493afc 2019-08-03 stsp case GOT_STATUS_MODIFY:
7497 ad493afc 2019-08-03 stsp err = got_object_open_as_blob(&blob_base, a->repo,
7498 ad493afc 2019-08-03 stsp blob_id, 8192);
7499 ad493afc 2019-08-03 stsp if (err)
7500 ad493afc 2019-08-03 stsp break;
7501 ad493afc 2019-08-03 stsp /* fall through */
7502 ad493afc 2019-08-03 stsp case GOT_STATUS_ADD:
7503 2e1f37b0 2019-08-08 stsp if (a->patch_cb) {
7504 2e1f37b0 2019-08-08 stsp if (staged_status == GOT_STATUS_ADD) {
7505 2e1f37b0 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
7506 2e1f37b0 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
7507 2e1f37b0 2019-08-08 stsp staged_status, ie->path, NULL, 1, 1);
7508 2e1f37b0 2019-08-08 stsp if (err)
7509 2e1f37b0 2019-08-08 stsp break;
7510 2e1f37b0 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES)
7511 2e1f37b0 2019-08-08 stsp break;
7512 2e1f37b0 2019-08-08 stsp } else {
7513 2e1f37b0 2019-08-08 stsp err = create_unstaged_content(
7514 2e1f37b0 2019-08-08 stsp &path_unstaged_content,
7515 2e1f37b0 2019-08-08 stsp &path_new_staged_content, blob_id,
7516 2e1f37b0 2019-08-08 stsp staged_blob_id, ie->path, a->repo,
7517 2e1f37b0 2019-08-08 stsp a->patch_cb, a->patch_arg);
7518 2e1f37b0 2019-08-08 stsp if (err || path_unstaged_content == NULL)
7519 2e1f37b0 2019-08-08 stsp break;
7520 2e1f37b0 2019-08-08 stsp if (path_new_staged_content) {
7521 2e1f37b0 2019-08-08 stsp err = got_object_blob_create(
7522 2e1f37b0 2019-08-08 stsp &staged_blob_id,
7523 2e1f37b0 2019-08-08 stsp path_new_staged_content,
7524 2e1f37b0 2019-08-08 stsp a->repo);
7525 2e1f37b0 2019-08-08 stsp if (err)
7526 2e1f37b0 2019-08-08 stsp break;
7527 2e1f37b0 2019-08-08 stsp memcpy(ie->staged_blob_sha1,
7528 2e1f37b0 2019-08-08 stsp staged_blob_id->sha1,
7529 2e1f37b0 2019-08-08 stsp SHA1_DIGEST_LENGTH);
7530 2e1f37b0 2019-08-08 stsp }
7531 2e1f37b0 2019-08-08 stsp err = merge_file(&local_changes_subsumed,
7532 2e1f37b0 2019-08-08 stsp a->worktree, blob_base, ondisk_path,
7533 2e1f37b0 2019-08-08 stsp relpath, got_fileindex_perms_to_st(ie),
7534 f69721c3 2019-10-21 stsp path_unstaged_content, label_orig,
7535 f69721c3 2019-10-21 stsp "unstaged", a->repo, a->progress_cb,
7536 f69721c3 2019-10-21 stsp a->progress_arg);
7537 2e1f37b0 2019-08-08 stsp if (err == NULL &&
7538 2e1f37b0 2019-08-08 stsp path_new_staged_content == NULL)
7539 2e1f37b0 2019-08-08 stsp got_fileindex_entry_stage_set(ie,
7540 2e1f37b0 2019-08-08 stsp GOT_FILEIDX_STAGE_NONE);
7541 2e1f37b0 2019-08-08 stsp break; /* Done with this file. */
7542 2e1f37b0 2019-08-08 stsp }
7543 2e1f37b0 2019-08-08 stsp }
7544 ad493afc 2019-08-03 stsp err = got_object_open_as_blob(&blob_staged, a->repo,
7545 ad493afc 2019-08-03 stsp staged_blob_id, 8192);
7546 ad493afc 2019-08-03 stsp if (err)
7547 ad493afc 2019-08-03 stsp break;
7548 ad493afc 2019-08-03 stsp err = merge_blob(&local_changes_subsumed, a->worktree,
7549 ad493afc 2019-08-03 stsp blob_base, ondisk_path, relpath,
7550 f69721c3 2019-10-21 stsp got_fileindex_perms_to_st(ie), label_orig, blob_staged,
7551 ad493afc 2019-08-03 stsp commit_id ? commit_id : a->worktree->base_commit_id,
7552 ad493afc 2019-08-03 stsp a->repo, a->progress_cb, a->progress_arg);
7553 ad493afc 2019-08-03 stsp if (err == NULL)
7554 ad493afc 2019-08-03 stsp got_fileindex_entry_stage_set(ie,
7555 ad493afc 2019-08-03 stsp GOT_FILEIDX_STAGE_NONE);
7556 ad493afc 2019-08-03 stsp break;
7557 ad493afc 2019-08-03 stsp case GOT_STATUS_DELETE:
7558 2e1f37b0 2019-08-08 stsp if (a->patch_cb) {
7559 2e1f37b0 2019-08-08 stsp int choice = GOT_PATCH_CHOICE_NONE;
7560 2e1f37b0 2019-08-08 stsp err = (*a->patch_cb)(&choice, a->patch_arg,
7561 2e1f37b0 2019-08-08 stsp staged_status, ie->path, NULL, 1, 1);
7562 2e1f37b0 2019-08-08 stsp if (err)
7563 2e1f37b0 2019-08-08 stsp break;
7564 2e1f37b0 2019-08-08 stsp if (choice == GOT_PATCH_CHOICE_NO)
7565 2e1f37b0 2019-08-08 stsp break;
7566 2e1f37b0 2019-08-08 stsp if (choice != GOT_PATCH_CHOICE_YES) {
7567 2e1f37b0 2019-08-08 stsp err = got_error(GOT_ERR_PATCH_CHOICE);
7568 2e1f37b0 2019-08-08 stsp break;
7569 2e1f37b0 2019-08-08 stsp }
7570 2e1f37b0 2019-08-08 stsp }
7571 ad493afc 2019-08-03 stsp got_fileindex_entry_stage_set(ie, GOT_FILEIDX_STAGE_NONE);
7572 12463d8b 2019-12-13 stsp err = get_file_status(&status, &sb, ie, ondisk_path,
7573 12463d8b 2019-12-13 stsp dirfd, de_name, a->repo);
7574 9bc94a15 2019-08-03 stsp if (err)
7575 9bc94a15 2019-08-03 stsp break;
7576 9bc94a15 2019-08-03 stsp err = (*a->progress_cb)(a->progress_arg, status, relpath);
7577 ad493afc 2019-08-03 stsp break;
7578 ad493afc 2019-08-03 stsp }
7579 f69721c3 2019-10-21 stsp done:
7580 ad493afc 2019-08-03 stsp free(ondisk_path);
7581 2e1f37b0 2019-08-08 stsp if (path_unstaged_content &&
7582 2e1f37b0 2019-08-08 stsp unlink(path_unstaged_content) == -1 && err == NULL)
7583 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink", path_unstaged_content);
7584 2e1f37b0 2019-08-08 stsp if (path_new_staged_content &&
7585 2e1f37b0 2019-08-08 stsp unlink(path_new_staged_content) == -1 && err == NULL)
7586 2e1f37b0 2019-08-08 stsp err = got_error_from_errno2("unlink", path_new_staged_content);
7587 2e1f37b0 2019-08-08 stsp free(path_unstaged_content);
7588 2e1f37b0 2019-08-08 stsp free(path_new_staged_content);
7589 ad493afc 2019-08-03 stsp if (blob_base)
7590 ad493afc 2019-08-03 stsp got_object_blob_close(blob_base);
7591 ad493afc 2019-08-03 stsp if (blob_staged)
7592 ad493afc 2019-08-03 stsp got_object_blob_close(blob_staged);
7593 f69721c3 2019-10-21 stsp free(id_str);
7594 f69721c3 2019-10-21 stsp free(label_orig);
7595 ad493afc 2019-08-03 stsp return err;
7596 ad493afc 2019-08-03 stsp }
7597 ad493afc 2019-08-03 stsp
7598 ad493afc 2019-08-03 stsp const struct got_error *
7599 ad493afc 2019-08-03 stsp got_worktree_unstage(struct got_worktree *worktree,
7600 ad493afc 2019-08-03 stsp struct got_pathlist_head *paths,
7601 ad493afc 2019-08-03 stsp got_worktree_checkout_cb progress_cb, void *progress_arg,
7602 2e1f37b0 2019-08-08 stsp got_worktree_patch_cb patch_cb, void *patch_arg,
7603 ad493afc 2019-08-03 stsp struct got_repository *repo)
7604 ad493afc 2019-08-03 stsp {
7605 ad493afc 2019-08-03 stsp const struct got_error *err = NULL, *sync_err, *unlockerr;
7606 ad493afc 2019-08-03 stsp struct got_pathlist_entry *pe;
7607 ad493afc 2019-08-03 stsp struct got_fileindex *fileindex = NULL;
7608 ad493afc 2019-08-03 stsp char *fileindex_path = NULL;
7609 ad493afc 2019-08-03 stsp struct unstage_path_arg upa;
7610 ad493afc 2019-08-03 stsp
7611 ad493afc 2019-08-03 stsp err = lock_worktree(worktree, LOCK_EX);
7612 ad493afc 2019-08-03 stsp if (err)
7613 ad493afc 2019-08-03 stsp return err;
7614 ad493afc 2019-08-03 stsp
7615 ad493afc 2019-08-03 stsp err = open_fileindex(&fileindex, &fileindex_path, worktree);
7616 ad493afc 2019-08-03 stsp if (err)
7617 ad493afc 2019-08-03 stsp goto done;
7618 ad493afc 2019-08-03 stsp
7619 ad493afc 2019-08-03 stsp upa.worktree = worktree;
7620 ad493afc 2019-08-03 stsp upa.fileindex = fileindex;
7621 ad493afc 2019-08-03 stsp upa.repo = repo;
7622 ad493afc 2019-08-03 stsp upa.progress_cb = progress_cb;
7623 ad493afc 2019-08-03 stsp upa.progress_arg = progress_arg;
7624 2e1f37b0 2019-08-08 stsp upa.patch_cb = patch_cb;
7625 2e1f37b0 2019-08-08 stsp upa.patch_arg = patch_arg;
7626 ad493afc 2019-08-03 stsp TAILQ_FOREACH(pe, paths, entry) {
7627 ad493afc 2019-08-03 stsp err = worktree_status(worktree, pe->path, fileindex, repo,
7628 f2a9dc41 2019-12-13 tracey unstage_path, &upa, NULL, NULL, 0, 0);
7629 ad493afc 2019-08-03 stsp if (err)
7630 ad493afc 2019-08-03 stsp goto done;
7631 ad493afc 2019-08-03 stsp }
7632 ad493afc 2019-08-03 stsp
7633 ad493afc 2019-08-03 stsp sync_err = sync_fileindex(fileindex, fileindex_path);
7634 ad493afc 2019-08-03 stsp if (sync_err && err == NULL)
7635 ad493afc 2019-08-03 stsp err = sync_err;
7636 ad493afc 2019-08-03 stsp done:
7637 ad493afc 2019-08-03 stsp free(fileindex_path);
7638 ad493afc 2019-08-03 stsp if (fileindex)
7639 ad493afc 2019-08-03 stsp got_fileindex_free(fileindex);
7640 ad493afc 2019-08-03 stsp unlockerr = lock_worktree(worktree, LOCK_SH);
7641 ad493afc 2019-08-03 stsp if (unlockerr && err == NULL)
7642 ad493afc 2019-08-03 stsp err = unlockerr;
7643 ad493afc 2019-08-03 stsp return err;
7644 ad493afc 2019-08-03 stsp }