1 1ea7ccc6 2021-11-15 thomas /*
  2 1ea7ccc6 2021-11-15 thomas  * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
  3 1ea7ccc6 2021-11-15 thomas  *
  4 1ea7ccc6 2021-11-15 thomas  * Permission to use, copy, modify, and distribute this software for any
  5 1ea7ccc6 2021-11-15 thomas  * purpose with or without fee is hereby granted, provided that the above
  6 1ea7ccc6 2021-11-15 thomas  * copyright notice and this permission notice appear in all copies.
  7 1ea7ccc6 2021-11-15 thomas  *
  8 1ea7ccc6 2021-11-15 thomas  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 1ea7ccc6 2021-11-15 thomas  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 1ea7ccc6 2021-11-15 thomas  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 1ea7ccc6 2021-11-15 thomas  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 1ea7ccc6 2021-11-15 thomas  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 1ea7ccc6 2021-11-15 thomas  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 1ea7ccc6 2021-11-15 thomas  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 1ea7ccc6 2021-11-15 thomas  */
 16 1ea7ccc6 2021-11-15 thomas 
 17 1ea7ccc6 2021-11-15 thomas #include <sys/stat.h>
 18 8b925c6c 2022-07-16 thomas #include <sys/queue.h>
 19 1ea7ccc6 2021-11-15 thomas 
 20 1ea7ccc6 2021-11-15 thomas #include <errno.h>
 21 1ea7ccc6 2021-11-15 thomas #include <fcntl.h>
 22 1ea7ccc6 2021-11-15 thomas #include <limits.h>
 23 588a8092 2023-02-23 thomas #include <sha2.h>
 24 1ea7ccc6 2021-11-15 thomas #include <stddef.h>
 25 1ea7ccc6 2021-11-15 thomas #include <stdio.h>
 26 1ea7ccc6 2021-11-15 thomas #include <stdlib.h>
 27 1ea7ccc6 2021-11-15 thomas #include <string.h>
 28 1ea7ccc6 2021-11-15 thomas #include <unistd.h>
 29 1ea7ccc6 2021-11-15 thomas 
 30 1ea7ccc6 2021-11-15 thomas #include "got_cancel.h"
 31 1ea7ccc6 2021-11-15 thomas #include "got_error.h"
 32 1ea7ccc6 2021-11-15 thomas #include "got_reference.h"
 33 1ea7ccc6 2021-11-15 thomas #include "got_path.h"
 34 1ea7ccc6 2021-11-15 thomas #include "got_worktree.h"
 35 1ea7ccc6 2021-11-15 thomas #include "got_repository.h"
 36 1ea7ccc6 2021-11-15 thomas #include "got_gotconfig.h"
 37 1ea7ccc6 2021-11-15 thomas #include "got_object.h"
 38 1ea7ccc6 2021-11-15 thomas 
 39 1ea7ccc6 2021-11-15 thomas #include "got_lib_worktree.h"
 40 1ea7ccc6 2021-11-15 thomas #include "got_lib_gotconfig.h"
 41 1ea7ccc6 2021-11-15 thomas 
 42 1ea7ccc6 2021-11-15 thomas static const struct got_error *
 43 1ea7ccc6 2021-11-15 thomas read_meta_file(char **content, const char *path_got, const char *name)
 44 1ea7ccc6 2021-11-15 thomas {
 45 1ea7ccc6 2021-11-15 thomas 	const struct got_error *err = NULL;
 46 1ea7ccc6 2021-11-15 thomas 	char *path;
 47 1ea7ccc6 2021-11-15 thomas 	int fd = -1;
 48 1ea7ccc6 2021-11-15 thomas 	ssize_t n;
 49 1ea7ccc6 2021-11-15 thomas 	struct stat sb;
 50 1ea7ccc6 2021-11-15 thomas 
 51 1ea7ccc6 2021-11-15 thomas 	*content = NULL;
 52 1ea7ccc6 2021-11-15 thomas 
 53 1ea7ccc6 2021-11-15 thomas 	if (asprintf(&path, "%s/%s", path_got, name) == -1) {
 54 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno("asprintf");
 55 1ea7ccc6 2021-11-15 thomas 		path = NULL;
 56 1ea7ccc6 2021-11-15 thomas 		goto done;
 57 1ea7ccc6 2021-11-15 thomas 	}
 58 1ea7ccc6 2021-11-15 thomas 
 59 06340621 2021-12-31 thomas 	fd = open(path, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
 60 1ea7ccc6 2021-11-15 thomas 	if (fd == -1) {
 61 1ea7ccc6 2021-11-15 thomas 		if (errno == ENOENT)
 62 1ea7ccc6 2021-11-15 thomas 			err = got_error_path(path, GOT_ERR_WORKTREE_META);
 63 1ea7ccc6 2021-11-15 thomas 		else
 64 1ea7ccc6 2021-11-15 thomas 			err = got_error_from_errno2("open", path);
 65 1ea7ccc6 2021-11-15 thomas 		goto done;
 66 1ea7ccc6 2021-11-15 thomas 	}
 67 1ea7ccc6 2021-11-15 thomas 	if (flock(fd, LOCK_SH | LOCK_NB) == -1) {
 68 1ea7ccc6 2021-11-15 thomas 		err = (errno == EWOULDBLOCK ? got_error(GOT_ERR_WORKTREE_BUSY)
 69 1ea7ccc6 2021-11-15 thomas 		    : got_error_from_errno2("flock", path));
 70 1ea7ccc6 2021-11-15 thomas 		goto done;
 71 1ea7ccc6 2021-11-15 thomas 	}
 72 1ea7ccc6 2021-11-15 thomas 
 73 1ea7ccc6 2021-11-15 thomas 	if (fstat(fd, &sb) != 0) {
 74 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno2("fstat", path);
 75 1ea7ccc6 2021-11-15 thomas 		goto done;
 76 1ea7ccc6 2021-11-15 thomas 	}
 77 1ea7ccc6 2021-11-15 thomas 	*content = calloc(1, sb.st_size);
 78 1ea7ccc6 2021-11-15 thomas 	if (*content == NULL) {
 79 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno("calloc");
 80 1ea7ccc6 2021-11-15 thomas 		goto done;
 81 1ea7ccc6 2021-11-15 thomas 	}
 82 1ea7ccc6 2021-11-15 thomas 
 83 1ea7ccc6 2021-11-15 thomas 	n = read(fd, *content, sb.st_size);
 84 1ea7ccc6 2021-11-15 thomas 	if (n != sb.st_size) {
 85 1ea7ccc6 2021-11-15 thomas 		err = (n == -1 ? got_error_from_errno2("read", path) :
 86 1ea7ccc6 2021-11-15 thomas 		    got_error_path(path, GOT_ERR_WORKTREE_META));
 87 1ea7ccc6 2021-11-15 thomas 		goto done;
 88 1ea7ccc6 2021-11-15 thomas 	}
 89 1ea7ccc6 2021-11-15 thomas 	if ((*content)[sb.st_size - 1] != '\n') {
 90 1ea7ccc6 2021-11-15 thomas 		err = got_error_path(path, GOT_ERR_WORKTREE_META);
 91 1ea7ccc6 2021-11-15 thomas 		goto done;
 92 1ea7ccc6 2021-11-15 thomas 	}
 93 1ea7ccc6 2021-11-15 thomas 	(*content)[sb.st_size - 1] = '\0';
 94 1ea7ccc6 2021-11-15 thomas 
 95 1ea7ccc6 2021-11-15 thomas done:
 96 1ea7ccc6 2021-11-15 thomas 	if (fd != -1 && close(fd) == -1 && err == NULL)
 97 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno2("close", path_got);
 98 1ea7ccc6 2021-11-15 thomas 	free(path);
 99 1ea7ccc6 2021-11-15 thomas 	if (err) {
100 1ea7ccc6 2021-11-15 thomas 		free(*content);
101 1ea7ccc6 2021-11-15 thomas 		*content = NULL;
102 1ea7ccc6 2021-11-15 thomas 	}
103 1ea7ccc6 2021-11-15 thomas 	return err;
104 1ea7ccc6 2021-11-15 thomas }
105 1ea7ccc6 2021-11-15 thomas 
106 1ea7ccc6 2021-11-15 thomas static const struct got_error *
107 1ea7ccc6 2021-11-15 thomas open_worktree(struct got_worktree **worktree, const char *path)
108 1ea7ccc6 2021-11-15 thomas {
109 1ea7ccc6 2021-11-15 thomas 	const struct got_error *err = NULL;
110 1ea7ccc6 2021-11-15 thomas 	char *path_got;
111 1ea7ccc6 2021-11-15 thomas 	char *formatstr = NULL;
112 1ea7ccc6 2021-11-15 thomas 	char *uuidstr = NULL;
113 1ea7ccc6 2021-11-15 thomas 	char *path_lock = NULL;
114 1ea7ccc6 2021-11-15 thomas 	char *base_commit_id_str = NULL;
115 1ea7ccc6 2021-11-15 thomas 	int version, fd = -1;
116 1ea7ccc6 2021-11-15 thomas 	const char *errstr;
117 1ea7ccc6 2021-11-15 thomas 	struct got_repository *repo = NULL;
118 b6652669 2022-06-23 thomas 	int *pack_fds = NULL;
119 1ea7ccc6 2021-11-15 thomas 	uint32_t uuid_status;
120 1ea7ccc6 2021-11-15 thomas 
121 1ea7ccc6 2021-11-15 thomas 	*worktree = NULL;
122 1ea7ccc6 2021-11-15 thomas 
123 1ea7ccc6 2021-11-15 thomas 	if (asprintf(&path_got, "%s/%s", path, GOT_WORKTREE_GOT_DIR) == -1) {
124 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno("asprintf");
125 1ea7ccc6 2021-11-15 thomas 		path_got = NULL;
126 1ea7ccc6 2021-11-15 thomas 		goto done;
127 1ea7ccc6 2021-11-15 thomas 	}
128 1ea7ccc6 2021-11-15 thomas 
129 1ea7ccc6 2021-11-15 thomas 	if (asprintf(&path_lock, "%s/%s", path_got, GOT_WORKTREE_LOCK) == -1) {
130 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno("asprintf");
131 1ea7ccc6 2021-11-15 thomas 		path_lock = NULL;
132 1ea7ccc6 2021-11-15 thomas 		goto done;
133 1ea7ccc6 2021-11-15 thomas 	}
134 1ea7ccc6 2021-11-15 thomas 
135 06340621 2021-12-31 thomas 	fd = open(path_lock, O_RDWR | O_EXLOCK | O_NONBLOCK | O_CLOEXEC);
136 1ea7ccc6 2021-11-15 thomas 	if (fd == -1) {
137 1ea7ccc6 2021-11-15 thomas 		err = (errno == EWOULDBLOCK ? got_error(GOT_ERR_WORKTREE_BUSY)
138 1ea7ccc6 2021-11-15 thomas 		    : got_error_from_errno2("open", path_lock));
139 1ea7ccc6 2021-11-15 thomas 		goto done;
140 1ea7ccc6 2021-11-15 thomas 	}
141 1ea7ccc6 2021-11-15 thomas 
142 1ea7ccc6 2021-11-15 thomas 	err = read_meta_file(&formatstr, path_got, GOT_WORKTREE_FORMAT);
143 1ea7ccc6 2021-11-15 thomas 	if (err)
144 1ea7ccc6 2021-11-15 thomas 		goto done;
145 1ea7ccc6 2021-11-15 thomas 
146 1ea7ccc6 2021-11-15 thomas 	version = strtonum(formatstr, 1, INT_MAX, &errstr);
147 1ea7ccc6 2021-11-15 thomas 	if (errstr) {
148 1ea7ccc6 2021-11-15 thomas 		err = got_error_msg(GOT_ERR_WORKTREE_META,
149 1ea7ccc6 2021-11-15 thomas 		    "could not parse work tree format version number");
150 1ea7ccc6 2021-11-15 thomas 		goto done;
151 1ea7ccc6 2021-11-15 thomas 	}
152 1ea7ccc6 2021-11-15 thomas 	if (version != GOT_WORKTREE_FORMAT_VERSION) {
153 1ea7ccc6 2021-11-15 thomas 		err = got_error(GOT_ERR_WORKTREE_VERS);
154 1ea7ccc6 2021-11-15 thomas 		goto done;
155 1ea7ccc6 2021-11-15 thomas 	}
156 1ea7ccc6 2021-11-15 thomas 
157 1ea7ccc6 2021-11-15 thomas 	*worktree = calloc(1, sizeof(**worktree));
158 1ea7ccc6 2021-11-15 thomas 	if (*worktree == NULL) {
159 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno("calloc");
160 1ea7ccc6 2021-11-15 thomas 		goto done;
161 1ea7ccc6 2021-11-15 thomas 	}
162 1ea7ccc6 2021-11-15 thomas 	(*worktree)->lockfd = -1;
163 1ea7ccc6 2021-11-15 thomas 
164 1ea7ccc6 2021-11-15 thomas 	(*worktree)->root_path = realpath(path, NULL);
165 1ea7ccc6 2021-11-15 thomas 	if ((*worktree)->root_path == NULL) {
166 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno2("realpath", path);
167 1ea7ccc6 2021-11-15 thomas 		goto done;
168 1ea7ccc6 2021-11-15 thomas 	}
169 1ea7ccc6 2021-11-15 thomas 	err = read_meta_file(&(*worktree)->repo_path, path_got,
170 1ea7ccc6 2021-11-15 thomas 	    GOT_WORKTREE_REPOSITORY);
171 1ea7ccc6 2021-11-15 thomas 	if (err)
172 1ea7ccc6 2021-11-15 thomas 		goto done;
173 1ea7ccc6 2021-11-15 thomas 
174 1ea7ccc6 2021-11-15 thomas 	err = read_meta_file(&(*worktree)->path_prefix, path_got,
175 1ea7ccc6 2021-11-15 thomas 	    GOT_WORKTREE_PATH_PREFIX);
176 1ea7ccc6 2021-11-15 thomas 	if (err)
177 1ea7ccc6 2021-11-15 thomas 		goto done;
178 1ea7ccc6 2021-11-15 thomas 
179 1ea7ccc6 2021-11-15 thomas 	err = read_meta_file(&base_commit_id_str, path_got,
180 1ea7ccc6 2021-11-15 thomas 	    GOT_WORKTREE_BASE_COMMIT);
181 1ea7ccc6 2021-11-15 thomas 	if (err)
182 1ea7ccc6 2021-11-15 thomas 		goto done;
183 1ea7ccc6 2021-11-15 thomas 
184 1ea7ccc6 2021-11-15 thomas 	err = read_meta_file(&uuidstr, path_got, GOT_WORKTREE_UUID);
185 1ea7ccc6 2021-11-15 thomas 	if (err)
186 1ea7ccc6 2021-11-15 thomas 		goto done;
187 1ea7ccc6 2021-11-15 thomas 	uuid_from_string(uuidstr, &(*worktree)->uuid, &uuid_status);
188 1ea7ccc6 2021-11-15 thomas 	if (uuid_status != uuid_s_ok) {
189 1ea7ccc6 2021-11-15 thomas 		err = got_error_uuid(uuid_status, "uuid_from_string");
190 1ea7ccc6 2021-11-15 thomas 		goto done;
191 1ea7ccc6 2021-11-15 thomas 	}
192 1ea7ccc6 2021-11-15 thomas 
193 b6652669 2022-06-23 thomas 	err = got_repo_pack_fds_open(&pack_fds);
194 1ea7ccc6 2021-11-15 thomas 	if (err)
195 1ea7ccc6 2021-11-15 thomas 		goto done;
196 1ea7ccc6 2021-11-15 thomas 
197 b6652669 2022-06-23 thomas 	err = got_repo_open(&repo, (*worktree)->repo_path, NULL, pack_fds);
198 7cd52833 2022-06-23 thomas 	if (err)
199 7cd52833 2022-06-23 thomas 		goto done;
200 7cd52833 2022-06-23 thomas 
201 1ea7ccc6 2021-11-15 thomas 	err = got_object_resolve_id_str(&(*worktree)->base_commit_id, repo,
202 1ea7ccc6 2021-11-15 thomas 	    base_commit_id_str);
203 1ea7ccc6 2021-11-15 thomas 	if (err)
204 1ea7ccc6 2021-11-15 thomas 		goto done;
205 1ea7ccc6 2021-11-15 thomas 
206 1ea7ccc6 2021-11-15 thomas 	err = read_meta_file(&(*worktree)->head_ref_name, path_got,
207 1ea7ccc6 2021-11-15 thomas 	    GOT_WORKTREE_HEAD_REF);
208 1ea7ccc6 2021-11-15 thomas 	if (err)
209 1ea7ccc6 2021-11-15 thomas 		goto done;
210 1ea7ccc6 2021-11-15 thomas 
211 1ea7ccc6 2021-11-15 thomas 	if (asprintf(&(*worktree)->gotconfig_path, "%s/%s/%s",
212 1ea7ccc6 2021-11-15 thomas 	    (*worktree)->root_path,
213 1ea7ccc6 2021-11-15 thomas 	    GOT_WORKTREE_GOT_DIR, GOT_GOTCONFIG_FILENAME) == -1) {
214 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno("asprintf");
215 1ea7ccc6 2021-11-15 thomas 		goto done;
216 1ea7ccc6 2021-11-15 thomas 	}
217 1ea7ccc6 2021-11-15 thomas 
218 1ea7ccc6 2021-11-15 thomas 	err = got_gotconfig_read(&(*worktree)->gotconfig,
219 1ea7ccc6 2021-11-15 thomas 	    (*worktree)->gotconfig_path);
220 1b2f32fb 2022-10-27 thomas 	if (err)
221 1b2f32fb 2022-10-27 thomas 		goto done;
222 1ea7ccc6 2021-11-15 thomas 
223 06340621 2021-12-31 thomas 	(*worktree)->root_fd = open((*worktree)->root_path,
224 06340621 2021-12-31 thomas 	    O_DIRECTORY | O_CLOEXEC);
225 1ea7ccc6 2021-11-15 thomas 	if ((*worktree)->root_fd == -1) {
226 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno2("open", (*worktree)->root_path);
227 1ea7ccc6 2021-11-15 thomas 		goto done;
228 1ea7ccc6 2021-11-15 thomas 	}
229 1ea7ccc6 2021-11-15 thomas done:
230 1ea7ccc6 2021-11-15 thomas 	if (repo) {
231 1ea7ccc6 2021-11-15 thomas 		const struct got_error *close_err = got_repo_close(repo);
232 1ea7ccc6 2021-11-15 thomas 		if (err == NULL)
233 1ea7ccc6 2021-11-15 thomas 			err = close_err;
234 b6652669 2022-06-23 thomas 	}
235 b6652669 2022-06-23 thomas 	if (pack_fds) {
236 b6652669 2022-06-23 thomas 		const struct got_error *pack_err =
237 b6652669 2022-06-23 thomas 		    got_repo_pack_fds_close(pack_fds);
238 b6652669 2022-06-23 thomas 		if (err == NULL)
239 b6652669 2022-06-23 thomas 			err = pack_err;
240 1ea7ccc6 2021-11-15 thomas 	}
241 1ea7ccc6 2021-11-15 thomas 	free(path_got);
242 1ea7ccc6 2021-11-15 thomas 	free(path_lock);
243 1ea7ccc6 2021-11-15 thomas 	free(base_commit_id_str);
244 1ea7ccc6 2021-11-15 thomas 	free(uuidstr);
245 1ea7ccc6 2021-11-15 thomas 	free(formatstr);
246 1ea7ccc6 2021-11-15 thomas 	if (err) {
247 1ea7ccc6 2021-11-15 thomas 		if (fd != -1)
248 1ea7ccc6 2021-11-15 thomas 			close(fd);
249 1ea7ccc6 2021-11-15 thomas 		if (*worktree != NULL)
250 1ea7ccc6 2021-11-15 thomas 			got_worktree_close(*worktree);
251 1ea7ccc6 2021-11-15 thomas 		*worktree = NULL;
252 1ea7ccc6 2021-11-15 thomas 	} else
253 1ea7ccc6 2021-11-15 thomas 		(*worktree)->lockfd = fd;
254 1ea7ccc6 2021-11-15 thomas 
255 1ea7ccc6 2021-11-15 thomas 	return err;
256 1ea7ccc6 2021-11-15 thomas }
257 1ea7ccc6 2021-11-15 thomas 
258 1ea7ccc6 2021-11-15 thomas const struct got_error *
259 1ea7ccc6 2021-11-15 thomas got_worktree_open(struct got_worktree **worktree, const char *path)
260 1ea7ccc6 2021-11-15 thomas {
261 1ea7ccc6 2021-11-15 thomas 	const struct got_error *err = NULL;
262 1ea7ccc6 2021-11-15 thomas 	char *worktree_path;
263 1ea7ccc6 2021-11-15 thomas 
264 1ea7ccc6 2021-11-15 thomas 	worktree_path = strdup(path);
265 1ea7ccc6 2021-11-15 thomas 	if (worktree_path == NULL)
266 1ea7ccc6 2021-11-15 thomas 		return got_error_from_errno("strdup");
267 1ea7ccc6 2021-11-15 thomas 
268 1ea7ccc6 2021-11-15 thomas 	for (;;) {
269 1ea7ccc6 2021-11-15 thomas 		char *parent_path;
270 1ea7ccc6 2021-11-15 thomas 
271 1ea7ccc6 2021-11-15 thomas 		err = open_worktree(worktree, worktree_path);
272 1ea7ccc6 2021-11-15 thomas 		if (err && !(err->code == GOT_ERR_ERRNO && errno == ENOENT)) {
273 1ea7ccc6 2021-11-15 thomas 			free(worktree_path);
274 1ea7ccc6 2021-11-15 thomas 			return err;
275 1ea7ccc6 2021-11-15 thomas 		}
276 1ea7ccc6 2021-11-15 thomas 		if (*worktree) {
277 1ea7ccc6 2021-11-15 thomas 			free(worktree_path);
278 1ea7ccc6 2021-11-15 thomas 			return NULL;
279 1ea7ccc6 2021-11-15 thomas 		}
280 1ea7ccc6 2021-11-15 thomas 		if (worktree_path[0] == '/' && worktree_path[1] == '\0')
281 1ea7ccc6 2021-11-15 thomas 			break;
282 1ea7ccc6 2021-11-15 thomas 		err = got_path_dirname(&parent_path, worktree_path);
283 1ea7ccc6 2021-11-15 thomas 		if (err) {
284 1ea7ccc6 2021-11-15 thomas 			if (err->code != GOT_ERR_BAD_PATH) {
285 1ea7ccc6 2021-11-15 thomas 				free(worktree_path);
286 1ea7ccc6 2021-11-15 thomas 				return err;
287 1ea7ccc6 2021-11-15 thomas 			}
288 1ea7ccc6 2021-11-15 thomas 			break;
289 1ea7ccc6 2021-11-15 thomas 		}
290 1ea7ccc6 2021-11-15 thomas 		free(worktree_path);
291 1ea7ccc6 2021-11-15 thomas 		worktree_path = parent_path;
292 1ea7ccc6 2021-11-15 thomas 	}
293 1ea7ccc6 2021-11-15 thomas 
294 1ea7ccc6 2021-11-15 thomas 	free(worktree_path);
295 1ea7ccc6 2021-11-15 thomas 	return got_error(GOT_ERR_NOT_WORKTREE);
296 1ea7ccc6 2021-11-15 thomas }
297 1ea7ccc6 2021-11-15 thomas 
298 1ea7ccc6 2021-11-15 thomas const struct got_error *
299 1ea7ccc6 2021-11-15 thomas got_worktree_close(struct got_worktree *worktree)
300 1ea7ccc6 2021-11-15 thomas {
301 1ea7ccc6 2021-11-15 thomas 	const struct got_error *err = NULL;
302 1ea7ccc6 2021-11-15 thomas 
303 1ea7ccc6 2021-11-15 thomas 	if (worktree->lockfd != -1) {
304 1ea7ccc6 2021-11-15 thomas 		if (close(worktree->lockfd) == -1)
305 1ea7ccc6 2021-11-15 thomas 			err = got_error_from_errno2("close",
306 1ea7ccc6 2021-11-15 thomas 			    got_worktree_get_root_path(worktree));
307 1ea7ccc6 2021-11-15 thomas 	}
308 1ea7ccc6 2021-11-15 thomas 	if (close(worktree->root_fd) == -1 && err == NULL)
309 1ea7ccc6 2021-11-15 thomas 		err = got_error_from_errno2("close",
310 1ea7ccc6 2021-11-15 thomas 		    got_worktree_get_root_path(worktree));
311 1ea7ccc6 2021-11-15 thomas 	free(worktree->repo_path);
312 1ea7ccc6 2021-11-15 thomas 	free(worktree->path_prefix);
313 1ea7ccc6 2021-11-15 thomas 	free(worktree->base_commit_id);
314 1ea7ccc6 2021-11-15 thomas 	free(worktree->head_ref_name);
315 1ea7ccc6 2021-11-15 thomas 	free(worktree->root_path);
316 1ea7ccc6 2021-11-15 thomas 	free(worktree->gotconfig_path);
317 1ea7ccc6 2021-11-15 thomas 	got_gotconfig_free(worktree->gotconfig);
318 1ea7ccc6 2021-11-15 thomas 	free(worktree);
319 1ea7ccc6 2021-11-15 thomas 	return err;
320 1ea7ccc6 2021-11-15 thomas }
321 1ea7ccc6 2021-11-15 thomas 
322 1ea7ccc6 2021-11-15 thomas const char *
323 1ea7ccc6 2021-11-15 thomas got_worktree_get_root_path(struct got_worktree *worktree)
324 1ea7ccc6 2021-11-15 thomas {
325 1ea7ccc6 2021-11-15 thomas 	return worktree->root_path;
326 1ea7ccc6 2021-11-15 thomas }
327 1ea7ccc6 2021-11-15 thomas 
328 1ea7ccc6 2021-11-15 thomas const char *
329 1ea7ccc6 2021-11-15 thomas got_worktree_get_repo_path(struct got_worktree *worktree)
330 1ea7ccc6 2021-11-15 thomas {
331 1ea7ccc6 2021-11-15 thomas 	return worktree->repo_path;
332 1ea7ccc6 2021-11-15 thomas }
333 1ea7ccc6 2021-11-15 thomas 
334 1ea7ccc6 2021-11-15 thomas const char *
335 1ea7ccc6 2021-11-15 thomas got_worktree_get_path_prefix(struct got_worktree *worktree)
336 1ea7ccc6 2021-11-15 thomas {
337 1ea7ccc6 2021-11-15 thomas 	return worktree->path_prefix;
338 1ea7ccc6 2021-11-15 thomas }