]>
Commit | Line | Data |
---|---|---|
bb742ede | 1 | /* |
359fc2d2 | 2 | * Copyright (C) the libgit2 contributors. All rights reserved. |
bb742ede VM |
3 | * |
4 | * This file is part of libgit2, distributed under the GNU GPL v2 with | |
5 | * a Linking Exception. For full terms see the included COPYING file. | |
6 | */ | |
5ee2fe77 | 7 | #include "common.h" |
ec250c6e | 8 | #include "fileops.h" |
2e29957a | 9 | #include <ctype.h> |
997579be SS |
10 | #if GIT_WIN32 |
11 | #include "win32/findfile.h" | |
12 | #endif | |
ec250c6e | 13 | |
ce8cd006 | 14 | int git_futils_mkpath2file(const char *file_path, const mode_t mode) |
55ffebe3 | 15 | { |
ca1b6e54 | 16 | return git_futils_mkdir( |
331e7de9 RB |
17 | file_path, NULL, mode, |
18 | GIT_MKDIR_PATH | GIT_MKDIR_SKIP_LAST | GIT_MKDIR_VERIFY_DIR); | |
55ffebe3 VM |
19 | } |
20 | ||
97769280 | 21 | int git_futils_mktmp(git_buf *path_out, const char *filename) |
72a3fe42 VM |
22 | { |
23 | int fd; | |
24 | ||
97769280 RB |
25 | git_buf_sets(path_out, filename); |
26 | git_buf_puts(path_out, "_git2_XXXXXX"); | |
27 | ||
28 | if (git_buf_oom(path_out)) | |
1a481123 | 29 | return -1; |
72a3fe42 | 30 | |
1a481123 VM |
31 | if ((fd = p_mkstemp(path_out->ptr)) < 0) { |
32 | giterr_set(GITERR_OS, | |
ae9e29fd | 33 | "Failed to create temporary file '%s'", path_out->ptr); |
1a481123 VM |
34 | return -1; |
35 | } | |
72a3fe42 | 36 | |
f978b748 | 37 | return fd; |
72a3fe42 VM |
38 | } |
39 | ||
ce8cd006 | 40 | int git_futils_creat_withpath(const char *path, const mode_t dirmode, const mode_t mode) |
7dd8a9f7 | 41 | { |
1a481123 | 42 | int fd; |
55ffebe3 | 43 | |
1a481123 VM |
44 | if (git_futils_mkpath2file(path, dirmode) < 0) |
45 | return -1; | |
46 | ||
47 | fd = p_creat(path, mode); | |
48 | if (fd < 0) { | |
ae9e29fd | 49 | giterr_set(GITERR_OS, "Failed to create file '%s'", path); |
1a481123 VM |
50 | return -1; |
51 | } | |
52 | ||
53 | return fd; | |
55ffebe3 VM |
54 | } |
55 | ||
33127043 | 56 | int git_futils_creat_locked(const char *path, const mode_t mode) |
1549cba9 | 57 | { |
09719c50 | 58 | int fd; |
59 | ||
60 | #ifdef GIT_WIN32 | |
6813169a | 61 | wchar_t buf[GIT_WIN_PATH]; |
09719c50 | 62 | |
0f4c6175 | 63 | git__utf8_to_16(buf, GIT_WIN_PATH, path); |
09719c50 | 64 | fd = _wopen(buf, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_EXCL, mode); |
09719c50 | 65 | #else |
66 | fd = open(path, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_EXCL, mode); | |
67 | #endif | |
68 | ||
1a481123 | 69 | if (fd < 0) { |
ae9e29fd | 70 | giterr_set(GITERR_OS, "Failed to create locked file '%s'", path); |
1a481123 VM |
71 | return -1; |
72 | } | |
73 | ||
74 | return fd; | |
1549cba9 RG |
75 | } |
76 | ||
ce8cd006 | 77 | int git_futils_creat_locked_withpath(const char *path, const mode_t dirmode, const mode_t mode) |
1549cba9 | 78 | { |
1a481123 VM |
79 | if (git_futils_mkpath2file(path, dirmode) < 0) |
80 | return -1; | |
1549cba9 | 81 | |
f79026b4 | 82 | return git_futils_creat_locked(path, mode); |
ec250c6e AE |
83 | } |
84 | ||
deafee7b RB |
85 | int git_futils_open_ro(const char *path) |
86 | { | |
87 | int fd = p_open(path, O_RDONLY); | |
88 | if (fd < 0) { | |
d0a920a6 | 89 | if (errno == ENOENT || errno == ENOTDIR) |
deafee7b RB |
90 | fd = GIT_ENOTFOUND; |
91 | giterr_set(GITERR_OS, "Failed to open '%s'", path); | |
92 | } | |
93 | return fd; | |
94 | } | |
95 | ||
f79026b4 | 96 | git_off_t git_futils_filesize(git_file fd) |
ec250c6e | 97 | { |
7dd8a9f7 | 98 | struct stat sb; |
deafee7b RB |
99 | |
100 | if (p_fstat(fd, &sb)) { | |
101 | giterr_set(GITERR_OS, "Failed to stat file descriptor"); | |
102 | return -1; | |
103 | } | |
5ad739e8 | 104 | |
ec250c6e AE |
105 | return sb.st_size; |
106 | } | |
4188d28f | 107 | |
b6c93aef RB |
108 | mode_t git_futils_canonical_mode(mode_t raw_mode) |
109 | { | |
110 | if (S_ISREG(raw_mode)) | |
111 | return S_IFREG | GIT_CANONICAL_PERMS(raw_mode); | |
112 | else if (S_ISLNK(raw_mode)) | |
113 | return S_IFLNK; | |
b6c93aef RB |
114 | else if (S_ISGITLINK(raw_mode)) |
115 | return S_IFGITLINK; | |
7c7ff7d1 RB |
116 | else if (S_ISDIR(raw_mode)) |
117 | return S_IFDIR; | |
b6c93aef RB |
118 | else |
119 | return 0; | |
120 | } | |
121 | ||
60b9d3fc RB |
122 | int git_futils_readbuffer_fd(git_buf *buf, git_file fd, size_t len) |
123 | { | |
de590550 | 124 | ssize_t read_size = 0; |
60b9d3fc RB |
125 | |
126 | git_buf_clear(buf); | |
127 | ||
128 | if (git_buf_grow(buf, len + 1) < 0) | |
129 | return -1; | |
130 | ||
1f35e89d RB |
131 | /* p_read loops internally to read len bytes */ |
132 | read_size = p_read(fd, buf->ptr, len); | |
60b9d3fc | 133 | |
c859184b | 134 | if (read_size != (ssize_t)len) { |
1f35e89d RB |
135 | giterr_set(GITERR_OS, "Failed to read descriptor"); |
136 | return -1; | |
60b9d3fc RB |
137 | } |
138 | ||
1f35e89d RB |
139 | buf->ptr[read_size] = '\0'; |
140 | buf->size = read_size; | |
141 | ||
60b9d3fc RB |
142 | return 0; |
143 | } | |
144 | ||
145 | int git_futils_readbuffer_updated( | |
744cc03e | 146 | git_buf *buf, const char *path, time_t *mtime, size_t *size, int *updated) |
75d58430 RJ |
147 | { |
148 | git_file fd; | |
c3da9f06 | 149 | struct stat st; |
744cc03e | 150 | bool changed = false; |
75d58430 | 151 | |
13224ea4 | 152 | assert(buf && path && *path); |
75d58430 | 153 | |
c3da9f06 CMN |
154 | if (updated != NULL) |
155 | *updated = 0; | |
75d58430 | 156 | |
ae9e29fd RB |
157 | if ((fd = git_futils_open_ro(path)) < 0) |
158 | return fd; | |
c3da9f06 | 159 | |
13224ea4 | 160 | if (p_fstat(fd, &st) < 0 || S_ISDIR(st.st_mode) || !git__is_sizet(st.st_size+1)) { |
e1de726c | 161 | p_close(fd); |
1a481123 VM |
162 | giterr_set(GITERR_OS, "Invalid regular file stat for '%s'", path); |
163 | return -1; | |
13224ea4 | 164 | } |
c3da9f06 CMN |
165 | |
166 | /* | |
744cc03e RB |
167 | * If we were given a time and/or a size, we only want to read the file |
168 | * if it has been modified. | |
c3da9f06 | 169 | */ |
744cc03e RB |
170 | if (size && *size != (size_t)st.st_size) |
171 | changed = true; | |
172 | if (mtime && *mtime != st.st_mtime) | |
173 | changed = true; | |
174 | if (!size && !mtime) | |
175 | changed = true; | |
176 | ||
177 | if (!changed) { | |
e1de726c | 178 | p_close(fd); |
13224ea4 VM |
179 | return 0; |
180 | } | |
c3da9f06 CMN |
181 | |
182 | if (mtime != NULL) | |
183 | *mtime = st.st_mtime; | |
744cc03e RB |
184 | if (size != NULL) |
185 | *size = (size_t)st.st_size; | |
c3da9f06 | 186 | |
60b9d3fc | 187 | if (git_futils_readbuffer_fd(buf, fd, (size_t)st.st_size) < 0) { |
e1de726c RB |
188 | p_close(fd); |
189 | return -1; | |
75d58430 RJ |
190 | } |
191 | ||
f79026b4 | 192 | p_close(fd); |
75d58430 | 193 | |
c3da9f06 CMN |
194 | if (updated != NULL) |
195 | *updated = 1; | |
196 | ||
13224ea4 | 197 | return 0; |
c3da9f06 CMN |
198 | } |
199 | ||
13224ea4 | 200 | int git_futils_readbuffer(git_buf *buf, const char *path) |
97769280 | 201 | { |
744cc03e | 202 | return git_futils_readbuffer_updated(buf, path, NULL, NULL, NULL); |
97769280 RB |
203 | } |
204 | ||
4742148d RB |
205 | int git_futils_writebuffer( |
206 | const git_buf *buf, const char *path, int flags, mode_t mode) | |
207 | { | |
208 | int fd, error = 0; | |
209 | ||
210 | if (flags <= 0) | |
211 | flags = O_CREAT | O_TRUNC | O_WRONLY; | |
212 | if (!mode) | |
213 | mode = GIT_FILEMODE_BLOB; | |
214 | ||
215 | if ((fd = p_open(path, flags, mode)) < 0) { | |
216 | giterr_set(GITERR_OS, "Could not open '%s' for writing", path); | |
217 | return fd; | |
218 | } | |
219 | ||
220 | if ((error = p_write(fd, git_buf_cstr(buf), git_buf_len(buf))) < 0) { | |
221 | giterr_set(GITERR_OS, "Could not write to '%s'", path); | |
222 | (void)p_close(fd); | |
223 | } | |
224 | ||
225 | if ((error = p_close(fd)) < 0) | |
226 | giterr_set(GITERR_OS, "Error while closing '%s'", path); | |
227 | ||
228 | return error; | |
229 | } | |
230 | ||
ce8cd006 | 231 | int git_futils_mv_withpath(const char *from, const char *to, const mode_t dirmode) |
19a30a3f | 232 | { |
deafee7b RB |
233 | if (git_futils_mkpath2file(to, dirmode) < 0) |
234 | return -1; | |
19a30a3f | 235 | |
deafee7b RB |
236 | if (p_rename(from, to) < 0) { |
237 | giterr_set(GITERR_OS, "Failed to rename '%s' to '%s'", from, to); | |
238 | return -1; | |
239 | } | |
240 | ||
241 | return 0; | |
19a30a3f VM |
242 | } |
243 | ||
f79026b4 | 244 | int git_futils_mmap_ro(git_map *out, git_file fd, git_off_t begin, size_t len) |
20e7f426 | 245 | { |
f79026b4 | 246 | return p_mmap(out, len, GIT_PROT_READ, GIT_MAP_SHARED, fd, begin); |
20e7f426 SP |
247 | } |
248 | ||
74fa4bfa RB |
249 | int git_futils_mmap_ro_file(git_map *out, const char *path) |
250 | { | |
0d0fa7c3 RB |
251 | git_file fd = git_futils_open_ro(path); |
252 | git_off_t len; | |
da9abdd6 | 253 | int result; |
0d0fa7c3 RB |
254 | |
255 | if (fd < 0) | |
256 | return fd; | |
257 | ||
258 | len = git_futils_filesize(fd); | |
deafee7b RB |
259 | if (!git__is_sizet(len)) { |
260 | giterr_set(GITERR_OS, "File `%s` too large to mmap", path); | |
261 | return -1; | |
262 | } | |
0d0fa7c3 | 263 | |
da9abdd6 | 264 | result = git_futils_mmap_ro(out, fd, 0, (size_t)len); |
74fa4bfa RB |
265 | p_close(fd); |
266 | return result; | |
267 | } | |
268 | ||
f79026b4 | 269 | void git_futils_mmap_free(git_map *out) |
20e7f426 | 270 | { |
f79026b4 | 271 | p_munmap(out); |
20e7f426 SP |
272 | } |
273 | ||
ca1b6e54 RB |
274 | int git_futils_mkdir( |
275 | const char *path, | |
276 | const char *base, | |
277 | mode_t mode, | |
278 | uint32_t flags) | |
1a5204a7 | 279 | { |
999d4405 | 280 | int error = -1, verify_final; |
97769280 | 281 | git_buf make_path = GIT_BUF_INIT; |
2e1fa15f | 282 | ssize_t root = 0, min_root_len; |
ca1b6e54 | 283 | char lastch, *tail; |
999d4405 | 284 | struct stat st; |
dc07184f | 285 | |
ca1b6e54 RB |
286 | /* build path and find "root" where we should start calling mkdir */ |
287 | if (git_path_join_unrooted(&make_path, path, base, &root) < 0) | |
288 | return -1; | |
dc07184f | 289 | |
ca1b6e54 RB |
290 | if (make_path.size == 0) { |
291 | giterr_set(GITERR_OS, "Attempt to create empty path"); | |
999d4405 | 292 | goto done; |
97769280 | 293 | } |
f0b2bfe5 | 294 | |
ca1b6e54 RB |
295 | /* remove trailing slashes on path */ |
296 | while (make_path.ptr[make_path.size - 1] == '/') { | |
297 | make_path.size--; | |
298 | make_path.ptr[make_path.size] = '\0'; | |
299 | } | |
412de9a6 | 300 | |
ca1b6e54 | 301 | /* if we are not supposed to made the last element, truncate it */ |
3c42e4ef RB |
302 | if ((flags & GIT_MKDIR_SKIP_LAST2) != 0) { |
303 | git_buf_rtruncate_at_char(&make_path, '/'); | |
304 | flags |= GIT_MKDIR_SKIP_LAST; | |
305 | } | |
ca1b6e54 RB |
306 | if ((flags & GIT_MKDIR_SKIP_LAST) != 0) |
307 | git_buf_rtruncate_at_char(&make_path, '/'); | |
308 | ||
309 | /* if we are not supposed to make the whole path, reset root */ | |
310 | if ((flags & GIT_MKDIR_PATH) == 0) | |
311 | root = git_buf_rfind(&make_path, '/'); | |
312 | ||
313 | /* clip root to make_path length */ | |
314 | if (root >= (ssize_t)make_path.size) | |
315 | root = (ssize_t)make_path.size - 1; | |
0e26202c RB |
316 | if (root < 0) |
317 | root = 0; | |
ca1b6e54 | 318 | |
999d4405 RB |
319 | tail = &make_path.ptr[root]; |
320 | ||
321 | /* is there any path to make? */ | |
322 | verify_final = ((flags & GIT_MKDIR_VERIFY_DIR) != 0) && (*tail != 0); | |
323 | ||
b832ecf7 | 324 | /* make sure mkdir root is at least after filesystem root */ |
2e1fa15f VM |
325 | min_root_len = git_path_root(make_path.ptr); |
326 | if (root < min_root_len) | |
999d4405 | 327 | tail = &make_path.ptr[min_root_len]; |
ca1b6e54 RB |
328 | |
329 | while (*tail) { | |
330 | /* advance tail to include next path component */ | |
331 | while (*tail == '/') | |
332 | tail++; | |
333 | while (*tail && *tail != '/') | |
334 | tail++; | |
335 | ||
336 | /* truncate path at next component */ | |
337 | lastch = *tail; | |
338 | *tail = '\0'; | |
999d4405 | 339 | st.st_mode = 0; |
ca1b6e54 RB |
340 | |
341 | /* make directory */ | |
331e7de9 | 342 | if (p_mkdir(make_path.ptr, mode) < 0) { |
999d4405 RB |
343 | int tmp_errno = errno; |
344 | ||
345 | /* ignore error if directory already exists */ | |
346 | if (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode)) { | |
2e1fa15f | 347 | errno = tmp_errno; |
3c42e4ef RB |
348 | giterr_set(GITERR_OS, "Failed to make directory '%s'", |
349 | make_path.ptr); | |
999d4405 | 350 | goto done; |
6c72035f PK |
351 | } |
352 | ||
999d4405 RB |
353 | /* with exclusive create, existing dir is an error */ |
354 | if ((flags & GIT_MKDIR_EXCL) != 0) { | |
6c72035f | 355 | giterr_set(GITERR_OS, "Directory already exists '%s'", |
331e7de9 | 356 | make_path.ptr); |
6c72035f | 357 | error = GIT_EEXISTS; |
999d4405 | 358 | goto done; |
331e7de9 | 359 | } |
d5f25204 | 360 | } |
40c44d2f | 361 | |
999d4405 | 362 | /* chmod if requested and necessary */ |
ca1b6e54 | 363 | if ((flags & GIT_MKDIR_CHMOD_PATH) != 0 || |
999d4405 | 364 | (lastch == '\0' && (flags & GIT_MKDIR_CHMOD) != 0)) |
ca1b6e54 | 365 | { |
999d4405 | 366 | if (st.st_mode != mode && p_chmod(make_path.ptr, mode) < 0) { |
ca1b6e54 RB |
367 | giterr_set(GITERR_OS, "Failed to set permissions on '%s'", |
368 | make_path.ptr); | |
999d4405 | 369 | goto done; |
ca1b6e54 RB |
370 | } |
371 | } | |
f0b2bfe5 | 372 | |
999d4405 RB |
373 | /* if we made it to the end, then final isdir check is not needed */ |
374 | if (lastch == '\0') | |
375 | verify_final = false; | |
376 | ||
ca1b6e54 | 377 | *tail = lastch; |
a993e4fe | 378 | } |
40c44d2f | 379 | |
999d4405 RB |
380 | error = 0; |
381 | ||
382 | /* check that full path really is a directory if requested & needed */ | |
383 | if (verify_final && | |
384 | (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode))) { | |
385 | giterr_set( | |
386 | GITERR_OS, "Path is not a directory '%s'", make_path.ptr); | |
387 | error = GIT_ENOTFOUND; | |
388 | } | |
77c3999c | 389 | |
999d4405 | 390 | done: |
ca1b6e54 | 391 | git_buf_free(&make_path); |
331e7de9 | 392 | return error; |
ca1b6e54 | 393 | } |
77c3999c | 394 | |
ca1b6e54 RB |
395 | int git_futils_mkdir_r(const char *path, const char *base, const mode_t mode) |
396 | { | |
397 | return git_futils_mkdir(path, base, mode, GIT_MKDIR_PATH); | |
170d3f2f | 398 | } |
399 | ||
331e7de9 | 400 | typedef struct { |
ad9a921b | 401 | const char *base; |
7e5c8a5b | 402 | size_t baselen; |
331e7de9 RB |
403 | uint32_t flags; |
404 | int error; | |
405 | } futils__rmdir_data; | |
406 | ||
407 | static int futils__error_cannot_rmdir(const char *path, const char *filemsg) | |
42b3a460 | 408 | { |
331e7de9 RB |
409 | if (filemsg) |
410 | giterr_set(GITERR_OS, "Could not remove directory. File '%s' %s", | |
411 | path, filemsg); | |
412 | else | |
413 | giterr_set(GITERR_OS, "Could not remove directory '%s'", path); | |
555aa453 | 414 | |
331e7de9 RB |
415 | return -1; |
416 | } | |
deafee7b | 417 | |
ad9a921b RB |
418 | static int futils__rm_first_parent(git_buf *path, const char *ceiling) |
419 | { | |
420 | int error = GIT_ENOTFOUND; | |
421 | struct stat st; | |
422 | ||
423 | while (error == GIT_ENOTFOUND) { | |
424 | git_buf_rtruncate_at_char(path, '/'); | |
425 | ||
426 | if (!path->size || git__prefixcmp(path->ptr, ceiling) != 0) | |
427 | error = 0; | |
cccacac5 | 428 | else if (p_lstat_posixly(path->ptr, &st) == 0) { |
ad9a921b RB |
429 | if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) |
430 | error = p_unlink(path->ptr); | |
431 | else if (!S_ISDIR(st.st_mode)) | |
432 | error = -1; /* fail to remove non-regular file */ | |
433 | } else if (errno != ENOTDIR) | |
434 | error = -1; | |
435 | } | |
436 | ||
437 | if (error) | |
438 | futils__error_cannot_rmdir(path->ptr, "cannot remove parent"); | |
439 | ||
440 | return error; | |
441 | } | |
442 | ||
331e7de9 RB |
443 | static int futils__rmdir_recurs_foreach(void *opaque, git_buf *path) |
444 | { | |
ad9a921b | 445 | struct stat st; |
331e7de9 | 446 | futils__rmdir_data *data = opaque; |
555aa453 | 447 | |
cccacac5 | 448 | if ((data->error = p_lstat_posixly(path->ptr, &st)) < 0) { |
ad9a921b RB |
449 | if (errno == ENOENT) |
450 | data->error = 0; | |
451 | else if (errno == ENOTDIR) { | |
452 | /* asked to remove a/b/c/d/e and a/b is a normal file */ | |
453 | if ((data->flags & GIT_RMDIR_REMOVE_BLOCKERS) != 0) | |
454 | data->error = futils__rm_first_parent(path, data->base); | |
455 | else | |
456 | futils__error_cannot_rmdir( | |
457 | path->ptr, "parent is not directory"); | |
458 | } | |
459 | else | |
460 | futils__error_cannot_rmdir(path->ptr, "cannot access"); | |
461 | } | |
462 | ||
463 | else if (S_ISDIR(st.st_mode)) { | |
331e7de9 RB |
464 | int error = git_path_direach(path, futils__rmdir_recurs_foreach, data); |
465 | if (error < 0) | |
466 | return (error == GIT_EUSER) ? data->error : error; | |
467 | ||
468 | data->error = p_rmdir(path->ptr); | |
469 | ||
470 | if (data->error < 0) { | |
471 | if ((data->flags & GIT_RMDIR_SKIP_NONEMPTY) != 0 && | |
e09d18ee | 472 | (errno == ENOTEMPTY || errno == EEXIST || errno == EBUSY)) |
331e7de9 RB |
473 | data->error = 0; |
474 | else | |
475 | futils__error_cannot_rmdir(path->ptr, NULL); | |
deafee7b | 476 | } |
858dba58 VM |
477 | } |
478 | ||
331e7de9 RB |
479 | else if ((data->flags & GIT_RMDIR_REMOVE_FILES) != 0) { |
480 | data->error = p_unlink(path->ptr); | |
deafee7b | 481 | |
331e7de9 RB |
482 | if (data->error < 0) |
483 | futils__error_cannot_rmdir(path->ptr, "cannot be removed"); | |
deafee7b RB |
484 | } |
485 | ||
ad9a921b | 486 | else if ((data->flags & GIT_RMDIR_SKIP_NONEMPTY) == 0) |
331e7de9 | 487 | data->error = futils__error_cannot_rmdir(path->ptr, "still present"); |
555aa453 | 488 | |
331e7de9 RB |
489 | return data->error; |
490 | } | |
491 | ||
492 | static int futils__rmdir_empty_parent(void *opaque, git_buf *path) | |
493 | { | |
7e5c8a5b RB |
494 | futils__rmdir_data *data = opaque; |
495 | int error; | |
496 | ||
497 | if (git_buf_len(path) <= data->baselen) | |
498 | return GIT_ITEROVER; | |
331e7de9 | 499 | |
7e5c8a5b | 500 | error = p_rmdir(git_buf_cstr(path)); |
331e7de9 RB |
501 | |
502 | if (error) { | |
503 | int en = errno; | |
504 | ||
505 | if (en == ENOENT || en == ENOTDIR) { | |
506 | giterr_clear(); | |
507 | error = 0; | |
e09d18ee | 508 | } else if (en == ENOTEMPTY || en == EEXIST || en == EBUSY) { |
331e7de9 RB |
509 | giterr_clear(); |
510 | error = GIT_ITEROVER; | |
511 | } else { | |
7e5c8a5b | 512 | futils__error_cannot_rmdir(git_buf_cstr(path), NULL); |
331e7de9 RB |
513 | } |
514 | } | |
515 | ||
516 | return error; | |
42b3a460 MS |
517 | } |
518 | ||
0d64bef9 | 519 | int git_futils_rmdir_r( |
331e7de9 | 520 | const char *path, const char *base, uint32_t flags) |
42b3a460 | 521 | { |
97769280 | 522 | int error; |
0d64bef9 | 523 | git_buf fullpath = GIT_BUF_INIT; |
331e7de9 | 524 | futils__rmdir_data data; |
0d64bef9 RB |
525 | |
526 | /* build path and find "root" where we should start calling mkdir */ | |
527 | if (git_path_join_unrooted(&fullpath, path, base, NULL) < 0) | |
528 | return -1; | |
529 | ||
7e5c8a5b RB |
530 | data.base = base ? base : ""; |
531 | data.baselen = base ? strlen(base) : 0; | |
532 | data.flags = flags; | |
533 | data.error = 0; | |
331e7de9 RB |
534 | |
535 | error = futils__rmdir_recurs_foreach(&data, &fullpath); | |
536 | ||
537 | /* remove now-empty parents if requested */ | |
538 | if (!error && (flags & GIT_RMDIR_EMPTY_PARENTS) != 0) { | |
539 | error = git_path_walk_up( | |
540 | &fullpath, base, futils__rmdir_empty_parent, &data); | |
541 | ||
542 | if (error == GIT_ITEROVER) | |
543 | error = 0; | |
544 | } | |
0d64bef9 RB |
545 | |
546 | git_buf_free(&fullpath); | |
97769280 | 547 | |
97769280 | 548 | return error; |
42b3a460 MS |
549 | } |
550 | ||
926acbcf JM |
551 | int git_futils_cleanupdir_r(const char *path) |
552 | { | |
553 | int error; | |
554 | git_buf fullpath = GIT_BUF_INIT; | |
555 | futils__rmdir_data data; | |
556 | ||
10c06114 | 557 | if ((error = git_buf_put(&fullpath, path, strlen(path))) < 0) |
926acbcf JM |
558 | goto clean_up; |
559 | ||
560 | data.base = ""; | |
561 | data.baselen = 0; | |
562 | data.flags = GIT_RMDIR_REMOVE_FILES; | |
563 | data.error = 0; | |
564 | ||
565 | if (!git_path_exists(path)) { | |
566 | giterr_set(GITERR_OS, "Path does not exist: %s" , path); | |
567 | error = GIT_ERROR; | |
568 | goto clean_up; | |
569 | } | |
570 | ||
571 | if (!git_path_isdir(path)) { | |
572 | giterr_set(GITERR_OS, "Path is not a directory: %s" , path); | |
573 | error = GIT_ERROR; | |
574 | goto clean_up; | |
575 | } | |
576 | ||
577 | error = git_path_direach(&fullpath, futils__rmdir_recurs_foreach, &data); | |
578 | if (error == GIT_EUSER) | |
579 | error = data.error; | |
580 | ||
581 | clean_up: | |
582 | git_buf_free(&fullpath); | |
583 | return error; | |
584 | } | |
585 | ||
5540d947 | 586 | |
41954a49 | 587 | static int git_futils_guess_system_dirs(git_buf *out) |
32a4e3b7 SS |
588 | { |
589 | #ifdef GIT_WIN32 | |
32460251 | 590 | return git_win32__find_system_dirs(out); |
5540d947 | 591 | #else |
41954a49 | 592 | return git_buf_sets(out, "/etc"); |
5540d947 RB |
593 | #endif |
594 | } | |
32a4e3b7 | 595 | |
41954a49 | 596 | static int git_futils_guess_global_dirs(git_buf *out) |
5540d947 RB |
597 | { |
598 | #ifdef GIT_WIN32 | |
32460251 | 599 | return git_win32__find_global_dirs(out); |
349fb6d7 | 600 | #else |
41954a49 | 601 | return git_buf_sets(out, getenv("HOME")); |
5540d947 RB |
602 | #endif |
603 | } | |
73b51450 | 604 | |
41954a49 | 605 | static int git_futils_guess_xdg_dirs(git_buf *out) |
5540d947 RB |
606 | { |
607 | #ifdef GIT_WIN32 | |
32460251 | 608 | return git_win32__find_xdg_dirs(out); |
5540d947 | 609 | #else |
5540d947 RB |
610 | const char *env = NULL; |
611 | ||
612 | if ((env = getenv("XDG_CONFIG_HOME")) != NULL) | |
41954a49 | 613 | return git_buf_joinpath(out, env, "git"); |
5540d947 | 614 | else if ((env = getenv("HOME")) != NULL) |
41954a49 | 615 | return git_buf_joinpath(out, env, ".config/git"); |
5540d947 | 616 | |
41954a49 RB |
617 | git_buf_clear(out); |
618 | return 0; | |
32a4e3b7 | 619 | #endif |
5540d947 | 620 | } |
73b51450 | 621 | |
41954a49 RB |
622 | typedef int (*git_futils_dirs_guess_cb)(git_buf *out); |
623 | ||
624 | static git_buf git_futils__dirs[GIT_FUTILS_DIR__MAX] = | |
625 | { GIT_BUF_INIT, GIT_BUF_INIT, GIT_BUF_INIT }; | |
5540d947 | 626 | |
5540d947 RB |
627 | static git_futils_dirs_guess_cb git_futils__dir_guess[GIT_FUTILS_DIR__MAX] = { |
628 | git_futils_guess_system_dirs, | |
629 | git_futils_guess_global_dirs, | |
630 | git_futils_guess_xdg_dirs, | |
631 | }; | |
632 | ||
633 | static int git_futils_check_selector(git_futils_dir_t which) | |
634 | { | |
635 | if (which < GIT_FUTILS_DIR__MAX) | |
636 | return 0; | |
637 | giterr_set(GITERR_INVALID, "config directory selector out of range"); | |
638 | return -1; | |
349fb6d7 | 639 | } |
73b51450 | 640 | |
41954a49 | 641 | int git_futils_dirs_get(const git_buf **out, git_futils_dir_t which) |
349fb6d7 | 642 | { |
41954a49 | 643 | assert(out); |
349fb6d7 | 644 | |
5540d947 | 645 | *out = NULL; |
29ef309e | 646 | |
5540d947 | 647 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); |
0d422ec9 | 648 | |
41954a49 RB |
649 | if (!git_buf_len(&git_futils__dirs[which])) |
650 | GITERR_CHECK_ERROR( | |
651 | git_futils__dir_guess[which](&git_futils__dirs[which])); | |
349fb6d7 | 652 | |
5540d947 RB |
653 | *out = &git_futils__dirs[which]; |
654 | return 0; | |
655 | } | |
656 | ||
41954a49 | 657 | int git_futils_dirs_get_str(char *out, size_t outlen, git_futils_dir_t which) |
5540d947 | 658 | { |
41954a49 RB |
659 | const git_buf *path = NULL; |
660 | ||
5540d947 | 661 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); |
41954a49 RB |
662 | GITERR_CHECK_ERROR(git_futils_dirs_get(&path, which)); |
663 | ||
664 | if (!out || path->size >= outlen) { | |
665 | giterr_set(GITERR_NOMEMORY, "Buffer is too short for the path"); | |
666 | return GIT_EBUFS; | |
667 | } | |
5540d947 | 668 | |
41954a49 RB |
669 | git_buf_copy_cstr(out, outlen, path); |
670 | return 0; | |
671 | } | |
5540d947 | 672 | |
41954a49 RB |
673 | #define PATH_MAGIC "$PATH" |
674 | ||
675 | int git_futils_dirs_set(git_futils_dir_t which, const char *search_path) | |
676 | { | |
677 | const char *expand_path = NULL; | |
678 | git_buf merge = GIT_BUF_INIT; | |
679 | ||
680 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); | |
681 | ||
682 | if (search_path != NULL) | |
683 | expand_path = strstr(search_path, PATH_MAGIC); | |
684 | ||
685 | /* init with default if not yet done and needed (ignoring error) */ | |
686 | if ((!search_path || expand_path) && | |
687 | !git_buf_len(&git_futils__dirs[which])) | |
5540d947 RB |
688 | git_futils__dir_guess[which](&git_futils__dirs[which]); |
689 | ||
41954a49 RB |
690 | /* if $PATH is not referenced, then just set the path */ |
691 | if (!expand_path) | |
692 | return git_buf_sets(&git_futils__dirs[which], search_path); | |
693 | ||
694 | /* otherwise set to join(before $PATH, old value, after $PATH) */ | |
695 | if (expand_path > search_path) | |
696 | git_buf_set(&merge, search_path, expand_path - search_path); | |
697 | ||
698 | if (git_buf_len(&git_futils__dirs[which])) | |
699 | git_buf_join(&merge, GIT_PATH_LIST_SEPARATOR, | |
700 | merge.ptr, git_futils__dirs[which].ptr); | |
701 | ||
702 | expand_path += strlen(PATH_MAGIC); | |
703 | if (*expand_path) | |
704 | git_buf_join(&merge, GIT_PATH_LIST_SEPARATOR, merge.ptr, expand_path); | |
705 | ||
706 | git_buf_swap(&git_futils__dirs[which], &merge); | |
707 | git_buf_free(&merge); | |
708 | ||
709 | return git_buf_oom(&git_futils__dirs[which]) ? -1 : 0; | |
710 | } | |
711 | ||
712 | void git_futils_dirs_free(void) | |
713 | { | |
714 | int i; | |
715 | for (i = 0; i < GIT_FUTILS_DIR__MAX; ++i) | |
716 | git_buf_free(&git_futils__dirs[i]); | |
5540d947 RB |
717 | } |
718 | ||
719 | static int git_futils_find_in_dirlist( | |
720 | git_buf *path, const char *name, git_futils_dir_t which, const char *label) | |
721 | { | |
41954a49 RB |
722 | size_t len; |
723 | const char *scan, *next = NULL; | |
724 | const git_buf *syspath; | |
5540d947 | 725 | |
41954a49 | 726 | GITERR_CHECK_ERROR(git_futils_dirs_get(&syspath, which)); |
5540d947 | 727 | |
41954a49 RB |
728 | for (scan = git_buf_cstr(syspath); scan; scan = next) { |
729 | for (next = strchr(scan, GIT_PATH_LIST_SEPARATOR); | |
730 | next && next > scan && next[-1] == '\\'; | |
731 | next = strchr(next + 1, GIT_PATH_LIST_SEPARATOR)) | |
732 | /* find unescaped separator or end of string */; | |
733 | ||
734 | len = next ? (size_t)(next++ - scan) : strlen(scan); | |
735 | if (!len) | |
0d422ec9 RB |
736 | continue; |
737 | ||
41954a49 RB |
738 | GITERR_CHECK_ERROR(git_buf_set(path, scan, len)); |
739 | GITERR_CHECK_ERROR(git_buf_joinpath(path, path->ptr, name)); | |
349fb6d7 | 740 | |
5540d947 | 741 | if (git_path_exists(path->ptr)) |
aed8f8a1 | 742 | return 0; |
349fb6d7 VM |
743 | } |
744 | ||
0d422ec9 | 745 | git_buf_clear(path); |
5540d947 | 746 | giterr_set(GITERR_OS, "The %s file '%s' doesn't exist", label, name); |
0d422ec9 | 747 | return GIT_ENOTFOUND; |
5540d947 | 748 | } |
349fb6d7 | 749 | |
5540d947 RB |
750 | int git_futils_find_system_file(git_buf *path, const char *filename) |
751 | { | |
752 | return git_futils_find_in_dirlist( | |
753 | path, filename, GIT_FUTILS_DIR_SYSTEM, "system"); | |
754 | } | |
349fb6d7 | 755 | |
5540d947 RB |
756 | int git_futils_find_global_file(git_buf *path, const char *filename) |
757 | { | |
758 | return git_futils_find_in_dirlist( | |
759 | path, filename, GIT_FUTILS_DIR_GLOBAL, "global"); | |
760 | } | |
349fb6d7 | 761 | |
5540d947 RB |
762 | int git_futils_find_xdg_file(git_buf *path, const char *filename) |
763 | { | |
764 | return git_futils_find_in_dirlist( | |
765 | path, filename, GIT_FUTILS_DIR_XDG, "global/xdg"); | |
73b51450 | 766 | } |
8651c10f BS |
767 | |
768 | int git_futils_fake_symlink(const char *old, const char *new) | |
769 | { | |
770 | int retcode = GIT_ERROR; | |
771 | int fd = git_futils_creat_withpath(new, 0755, 0644); | |
772 | if (fd >= 0) { | |
773 | retcode = p_write(fd, old, strlen(old)); | |
774 | p_close(fd); | |
775 | } | |
776 | return retcode; | |
777 | } | |
ca1b6e54 | 778 | |
85bd1746 | 779 | static int cp_by_fd(int ifd, int ofd, bool close_fd_when_done) |
ca1b6e54 RB |
780 | { |
781 | int error = 0; | |
782 | char buffer[4096]; | |
783 | ssize_t len = 0; | |
784 | ||
785 | while (!error && (len = p_read(ifd, buffer, sizeof(buffer))) > 0) | |
786 | /* p_write() does not have the same semantics as write(). It loops | |
787 | * internally and will return 0 when it has completed writing. | |
788 | */ | |
789 | error = p_write(ofd, buffer, len); | |
790 | ||
791 | if (len < 0) { | |
792 | giterr_set(GITERR_OS, "Read error while copying file"); | |
793 | error = (int)len; | |
794 | } | |
795 | ||
85bd1746 | 796 | if (close_fd_when_done) { |
ca1b6e54 RB |
797 | p_close(ifd); |
798 | p_close(ofd); | |
799 | } | |
800 | ||
801 | return error; | |
802 | } | |
803 | ||
85bd1746 | 804 | int git_futils_cp(const char *from, const char *to, mode_t filemode) |
ca1b6e54 RB |
805 | { |
806 | int ifd, ofd; | |
807 | ||
ca1b6e54 RB |
808 | if ((ifd = git_futils_open_ro(from)) < 0) |
809 | return ifd; | |
810 | ||
811 | if ((ofd = p_open(to, O_WRONLY | O_CREAT | O_EXCL, filemode)) < 0) { | |
812 | if (errno == ENOENT || errno == ENOTDIR) | |
813 | ofd = GIT_ENOTFOUND; | |
814 | giterr_set(GITERR_OS, "Failed to open '%s' for writing", to); | |
815 | p_close(ifd); | |
816 | return ofd; | |
817 | } | |
818 | ||
85bd1746 | 819 | return cp_by_fd(ifd, ofd, true); |
ca1b6e54 RB |
820 | } |
821 | ||
85bd1746 | 822 | static int cp_link(const char *from, const char *to, size_t link_size) |
ca1b6e54 RB |
823 | { |
824 | int error = 0; | |
825 | ssize_t read_len; | |
85bd1746 | 826 | char *link_data = git__malloc(link_size + 1); |
ca1b6e54 RB |
827 | GITERR_CHECK_ALLOC(link_data); |
828 | ||
85bd1746 RB |
829 | read_len = p_readlink(from, link_data, link_size); |
830 | if (read_len != (ssize_t)link_size) { | |
ca1b6e54 RB |
831 | giterr_set(GITERR_OS, "Failed to read symlink data for '%s'", from); |
832 | error = -1; | |
833 | } | |
834 | else { | |
835 | link_data[read_len] = '\0'; | |
836 | ||
837 | if (p_symlink(link_data, to) < 0) { | |
838 | giterr_set(GITERR_OS, "Could not symlink '%s' as '%s'", | |
839 | link_data, to); | |
840 | error = -1; | |
841 | } | |
842 | } | |
843 | ||
844 | git__free(link_data); | |
845 | return error; | |
846 | } | |
847 | ||
848 | typedef struct { | |
849 | const char *to_root; | |
850 | git_buf to; | |
851 | ssize_t from_prefix; | |
852 | uint32_t flags; | |
853 | uint32_t mkdir_flags; | |
854 | mode_t dirmode; | |
855 | } cp_r_info; | |
856 | ||
3c42e4ef RB |
857 | #define GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT (1u << 10) |
858 | ||
859 | static int _cp_r_mkdir(cp_r_info *info, git_buf *from) | |
860 | { | |
861 | int error = 0; | |
862 | ||
863 | /* create root directory the first time we need to create a directory */ | |
864 | if ((info->flags & GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT) == 0) { | |
865 | error = git_futils_mkdir( | |
866 | info->to_root, NULL, info->dirmode, | |
18f08264 | 867 | (info->flags & GIT_CPDIR_CHMOD_DIRS) ? GIT_MKDIR_CHMOD : 0); |
3c42e4ef RB |
868 | |
869 | info->flags |= GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT; | |
870 | } | |
871 | ||
872 | /* create directory with root as base to prevent excess chmods */ | |
873 | if (!error) | |
874 | error = git_futils_mkdir( | |
875 | from->ptr + info->from_prefix, info->to_root, | |
876 | info->dirmode, info->mkdir_flags); | |
877 | ||
878 | return error; | |
879 | } | |
880 | ||
ca1b6e54 RB |
881 | static int _cp_r_callback(void *ref, git_buf *from) |
882 | { | |
3c42e4ef | 883 | int error = 0; |
ca1b6e54 RB |
884 | cp_r_info *info = ref; |
885 | struct stat from_st, to_st; | |
886 | bool exists = false; | |
887 | ||
888 | if ((info->flags & GIT_CPDIR_COPY_DOTFILES) == 0 && | |
889 | from->ptr[git_path_basename_offset(from)] == '.') | |
890 | return 0; | |
891 | ||
892 | if (git_buf_joinpath( | |
893 | &info->to, info->to_root, from->ptr + info->from_prefix) < 0) | |
894 | return -1; | |
895 | ||
896 | if (p_lstat(info->to.ptr, &to_st) < 0) { | |
2eb4edf5 | 897 | if (errno != ENOENT && errno != ENOTDIR) { |
ca1b6e54 RB |
898 | giterr_set(GITERR_OS, |
899 | "Could not access %s while copying files", info->to.ptr); | |
900 | return -1; | |
901 | } | |
902 | } else | |
903 | exists = true; | |
904 | ||
3c42e4ef RB |
905 | if ((error = git_path_lstat(from->ptr, &from_st)) < 0) |
906 | return error; | |
ca1b6e54 RB |
907 | |
908 | if (S_ISDIR(from_st.st_mode)) { | |
ca1b6e54 RB |
909 | mode_t oldmode = info->dirmode; |
910 | ||
911 | /* if we are not chmod'ing, then overwrite dirmode */ | |
18f08264 | 912 | if ((info->flags & GIT_CPDIR_CHMOD_DIRS) == 0) |
ca1b6e54 RB |
913 | info->dirmode = from_st.st_mode; |
914 | ||
915 | /* make directory now if CREATE_EMPTY_DIRS is requested and needed */ | |
916 | if (!exists && (info->flags & GIT_CPDIR_CREATE_EMPTY_DIRS) != 0) | |
3c42e4ef | 917 | error = _cp_r_mkdir(info, from); |
ca1b6e54 RB |
918 | |
919 | /* recurse onto target directory */ | |
3c42e4ef | 920 | if (!error && (!exists || S_ISDIR(to_st.st_mode))) |
ca1b6e54 RB |
921 | error = git_path_direach(from, _cp_r_callback, info); |
922 | ||
923 | if (oldmode != 0) | |
924 | info->dirmode = oldmode; | |
925 | ||
926 | return error; | |
927 | } | |
928 | ||
929 | if (exists) { | |
930 | if ((info->flags & GIT_CPDIR_OVERWRITE) == 0) | |
931 | return 0; | |
932 | ||
933 | if (p_unlink(info->to.ptr) < 0) { | |
934 | giterr_set(GITERR_OS, "Cannot overwrite existing file '%s'", | |
935 | info->to.ptr); | |
936 | return -1; | |
937 | } | |
938 | } | |
939 | ||
940 | /* Done if this isn't a regular file or a symlink */ | |
941 | if (!S_ISREG(from_st.st_mode) && | |
942 | (!S_ISLNK(from_st.st_mode) || | |
943 | (info->flags & GIT_CPDIR_COPY_SYMLINKS) == 0)) | |
944 | return 0; | |
945 | ||
946 | /* Make container directory on demand if needed */ | |
947 | if ((info->flags & GIT_CPDIR_CREATE_EMPTY_DIRS) == 0 && | |
3c42e4ef RB |
948 | (error = _cp_r_mkdir(info, from)) < 0) |
949 | return error; | |
ca1b6e54 RB |
950 | |
951 | /* make symlink or regular file */ | |
952 | if (S_ISLNK(from_st.st_mode)) | |
3c42e4ef RB |
953 | error = cp_link(from->ptr, info->to.ptr, (size_t)from_st.st_size); |
954 | else { | |
955 | mode_t usemode = from_st.st_mode; | |
956 | ||
18f08264 RB |
957 | if ((info->flags & GIT_CPDIR_SIMPLE_TO_MODE) != 0) |
958 | usemode = (usemode & 0111) ? 0777 : 0666; | |
3c42e4ef RB |
959 | |
960 | error = git_futils_cp(from->ptr, info->to.ptr, usemode); | |
3c42e4ef RB |
961 | } |
962 | ||
963 | return error; | |
ca1b6e54 RB |
964 | } |
965 | ||
966 | int git_futils_cp_r( | |
967 | const char *from, | |
968 | const char *to, | |
969 | uint32_t flags, | |
970 | mode_t dirmode) | |
971 | { | |
972 | int error; | |
973 | git_buf path = GIT_BUF_INIT; | |
974 | cp_r_info info; | |
975 | ||
3c42e4ef | 976 | if (git_buf_joinpath(&path, from, "") < 0) /* ensure trailing slash */ |
ca1b6e54 RB |
977 | return -1; |
978 | ||
979 | info.to_root = to; | |
980 | info.flags = flags; | |
981 | info.dirmode = dirmode; | |
982 | info.from_prefix = path.size; | |
983 | git_buf_init(&info.to, 0); | |
984 | ||
985 | /* precalculate mkdir flags */ | |
986 | if ((flags & GIT_CPDIR_CREATE_EMPTY_DIRS) == 0) { | |
3c42e4ef RB |
987 | /* if not creating empty dirs, then use mkdir to create the path on |
988 | * demand right before files are copied. | |
989 | */ | |
ca1b6e54 | 990 | info.mkdir_flags = GIT_MKDIR_PATH | GIT_MKDIR_SKIP_LAST; |
18f08264 | 991 | if ((flags & GIT_CPDIR_CHMOD_DIRS) != 0) |
ca1b6e54 RB |
992 | info.mkdir_flags |= GIT_MKDIR_CHMOD_PATH; |
993 | } else { | |
3c42e4ef | 994 | /* otherwise, we will do simple mkdir as directories are encountered */ |
ca1b6e54 | 995 | info.mkdir_flags = |
18f08264 | 996 | ((flags & GIT_CPDIR_CHMOD_DIRS) != 0) ? GIT_MKDIR_CHMOD : 0; |
ca1b6e54 RB |
997 | } |
998 | ||
999 | error = _cp_r_callback(&info, &path); | |
1000 | ||
1001 | git_buf_free(&path); | |
07c06f7a | 1002 | git_buf_free(&info.to); |
ca1b6e54 RB |
1003 | |
1004 | return error; | |
1005 | } | |
744cc03e | 1006 | |
c1f61af6 VM |
1007 | int git_futils_filestamp_check( |
1008 | git_futils_filestamp *stamp, const char *path) | |
744cc03e RB |
1009 | { |
1010 | struct stat st; | |
1011 | ||
c8b511f3 RB |
1012 | /* if the stamp is NULL, then always reload */ |
1013 | if (stamp == NULL) | |
744cc03e RB |
1014 | return 1; |
1015 | ||
e830c020 RB |
1016 | if (p_stat(path, &st) < 0) { |
1017 | giterr_set(GITERR_OS, "Could not stat '%s'", path); | |
744cc03e | 1018 | return GIT_ENOTFOUND; |
e830c020 | 1019 | } |
744cc03e | 1020 | |
c8b511f3 RB |
1021 | if (stamp->mtime == (git_time_t)st.st_mtime && |
1022 | stamp->size == (git_off_t)st.st_size && | |
1023 | stamp->ino == (unsigned int)st.st_ino) | |
744cc03e RB |
1024 | return 0; |
1025 | ||
c8b511f3 RB |
1026 | stamp->mtime = (git_time_t)st.st_mtime; |
1027 | stamp->size = (git_off_t)st.st_size; | |
1028 | stamp->ino = (unsigned int)st.st_ino; | |
744cc03e RB |
1029 | |
1030 | return 1; | |
1031 | } | |
1032 | ||
c1f61af6 VM |
1033 | void git_futils_filestamp_set( |
1034 | git_futils_filestamp *target, const git_futils_filestamp *source) | |
c8b511f3 RB |
1035 | { |
1036 | assert(target); | |
1037 | ||
1038 | if (source) | |
1039 | memcpy(target, source, sizeof(*target)); | |
1040 | else | |
1041 | memset(target, 0, sizeof(*target)); | |
1042 | } |