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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" |
a3aa5f4d | 9 | #include "global.h" |
2e29957a | 10 | #include <ctype.h> |
997579be SS |
11 | #if GIT_WIN32 |
12 | #include "win32/findfile.h" | |
13 | #endif | |
ec250c6e | 14 | |
ce8cd006 | 15 | int git_futils_mkpath2file(const char *file_path, const mode_t mode) |
55ffebe3 | 16 | { |
ca1b6e54 | 17 | return git_futils_mkdir( |
331e7de9 RB |
18 | file_path, NULL, mode, |
19 | GIT_MKDIR_PATH | GIT_MKDIR_SKIP_LAST | GIT_MKDIR_VERIFY_DIR); | |
55ffebe3 VM |
20 | } |
21 | ||
97769280 | 22 | int git_futils_mktmp(git_buf *path_out, const char *filename) |
72a3fe42 VM |
23 | { |
24 | int fd; | |
25 | ||
97769280 RB |
26 | git_buf_sets(path_out, filename); |
27 | git_buf_puts(path_out, "_git2_XXXXXX"); | |
28 | ||
29 | if (git_buf_oom(path_out)) | |
1a481123 | 30 | return -1; |
72a3fe42 | 31 | |
1a481123 VM |
32 | if ((fd = p_mkstemp(path_out->ptr)) < 0) { |
33 | giterr_set(GITERR_OS, | |
ae9e29fd | 34 | "Failed to create temporary file '%s'", path_out->ptr); |
1a481123 VM |
35 | return -1; |
36 | } | |
72a3fe42 | 37 | |
f978b748 | 38 | return fd; |
72a3fe42 VM |
39 | } |
40 | ||
ce8cd006 | 41 | int git_futils_creat_withpath(const char *path, const mode_t dirmode, const mode_t mode) |
7dd8a9f7 | 42 | { |
1a481123 | 43 | int fd; |
55ffebe3 | 44 | |
1a481123 VM |
45 | if (git_futils_mkpath2file(path, dirmode) < 0) |
46 | return -1; | |
47 | ||
48 | fd = p_creat(path, mode); | |
49 | if (fd < 0) { | |
ae9e29fd | 50 | giterr_set(GITERR_OS, "Failed to create file '%s'", path); |
1a481123 VM |
51 | return -1; |
52 | } | |
53 | ||
54 | return fd; | |
55ffebe3 VM |
55 | } |
56 | ||
33127043 | 57 | int git_futils_creat_locked(const char *path, const mode_t mode) |
1549cba9 | 58 | { |
09719c50 | 59 | int fd; |
60 | ||
61 | #ifdef GIT_WIN32 | |
abf37327 | 62 | git_win32_path buf; |
09719c50 | 63 | |
d4cff0cb | 64 | git_win32_path_from_c(buf, path); |
3d3ea4dc RB |
65 | fd = _wopen(buf, O_WRONLY | O_CREAT | O_TRUNC | |
66 | O_EXCL | O_BINARY | O_CLOEXEC, mode); | |
09719c50 | 67 | #else |
3d3ea4dc RB |
68 | fd = open(path, O_WRONLY | O_CREAT | O_TRUNC | |
69 | O_EXCL | O_BINARY | O_CLOEXEC, mode); | |
09719c50 | 70 | #endif |
71 | ||
1a481123 | 72 | if (fd < 0) { |
ae9e29fd | 73 | giterr_set(GITERR_OS, "Failed to create locked file '%s'", path); |
3d276874 | 74 | return errno == EEXIST ? GIT_ELOCKED : -1; |
1a481123 VM |
75 | } |
76 | ||
77 | return fd; | |
1549cba9 RG |
78 | } |
79 | ||
ce8cd006 | 80 | int git_futils_creat_locked_withpath(const char *path, const mode_t dirmode, const mode_t mode) |
1549cba9 | 81 | { |
1a481123 VM |
82 | if (git_futils_mkpath2file(path, dirmode) < 0) |
83 | return -1; | |
1549cba9 | 84 | |
f79026b4 | 85 | return git_futils_creat_locked(path, mode); |
ec250c6e AE |
86 | } |
87 | ||
deafee7b RB |
88 | int git_futils_open_ro(const char *path) |
89 | { | |
90 | int fd = p_open(path, O_RDONLY); | |
91 | if (fd < 0) { | |
d0a920a6 | 92 | if (errno == ENOENT || errno == ENOTDIR) |
deafee7b RB |
93 | fd = GIT_ENOTFOUND; |
94 | giterr_set(GITERR_OS, "Failed to open '%s'", path); | |
95 | } | |
96 | return fd; | |
97 | } | |
98 | ||
f79026b4 | 99 | git_off_t git_futils_filesize(git_file fd) |
ec250c6e | 100 | { |
7dd8a9f7 | 101 | struct stat sb; |
deafee7b RB |
102 | |
103 | if (p_fstat(fd, &sb)) { | |
104 | giterr_set(GITERR_OS, "Failed to stat file descriptor"); | |
105 | return -1; | |
106 | } | |
5ad739e8 | 107 | |
ec250c6e AE |
108 | return sb.st_size; |
109 | } | |
4188d28f | 110 | |
b6c93aef RB |
111 | mode_t git_futils_canonical_mode(mode_t raw_mode) |
112 | { | |
113 | if (S_ISREG(raw_mode)) | |
f240acce | 114 | return S_IFREG | GIT_PERMS_CANONICAL(raw_mode); |
b6c93aef RB |
115 | else if (S_ISLNK(raw_mode)) |
116 | return S_IFLNK; | |
b6c93aef RB |
117 | else if (S_ISGITLINK(raw_mode)) |
118 | return S_IFGITLINK; | |
7c7ff7d1 RB |
119 | else if (S_ISDIR(raw_mode)) |
120 | return S_IFDIR; | |
b6c93aef RB |
121 | else |
122 | return 0; | |
123 | } | |
124 | ||
60b9d3fc RB |
125 | int git_futils_readbuffer_fd(git_buf *buf, git_file fd, size_t len) |
126 | { | |
de590550 | 127 | ssize_t read_size = 0; |
60b9d3fc RB |
128 | |
129 | git_buf_clear(buf); | |
130 | ||
131 | if (git_buf_grow(buf, len + 1) < 0) | |
132 | return -1; | |
133 | ||
1f35e89d RB |
134 | /* p_read loops internally to read len bytes */ |
135 | read_size = p_read(fd, buf->ptr, len); | |
60b9d3fc | 136 | |
c859184b | 137 | if (read_size != (ssize_t)len) { |
1f35e89d RB |
138 | giterr_set(GITERR_OS, "Failed to read descriptor"); |
139 | return -1; | |
60b9d3fc RB |
140 | } |
141 | ||
1f35e89d RB |
142 | buf->ptr[read_size] = '\0'; |
143 | buf->size = read_size; | |
144 | ||
60b9d3fc RB |
145 | return 0; |
146 | } | |
147 | ||
148 | int git_futils_readbuffer_updated( | |
744cc03e | 149 | git_buf *buf, const char *path, time_t *mtime, size_t *size, int *updated) |
75d58430 | 150 | { |
9ccdb211 | 151 | int error = 0; |
75d58430 | 152 | git_file fd; |
c3da9f06 | 153 | struct stat st; |
744cc03e | 154 | bool changed = false; |
75d58430 | 155 | |
13224ea4 | 156 | assert(buf && path && *path); |
75d58430 | 157 | |
c3da9f06 CMN |
158 | if (updated != NULL) |
159 | *updated = 0; | |
75d58430 | 160 | |
9ccdb211 BR |
161 | if (p_stat(path, &st) < 0) { |
162 | error = errno; | |
163 | giterr_set(GITERR_OS, "Failed to stat '%s'", path); | |
164 | if (error == ENOENT || error == ENOTDIR) | |
165 | return GIT_ENOTFOUND; | |
166 | return -1; | |
167 | } | |
c3da9f06 | 168 | |
9ccdb211 | 169 | if (S_ISDIR(st.st_mode) || !git__is_sizet(st.st_size+1)) { |
1a481123 VM |
170 | giterr_set(GITERR_OS, "Invalid regular file stat for '%s'", path); |
171 | return -1; | |
13224ea4 | 172 | } |
c3da9f06 CMN |
173 | |
174 | /* | |
744cc03e RB |
175 | * If we were given a time and/or a size, we only want to read the file |
176 | * if it has been modified. | |
c3da9f06 | 177 | */ |
744cc03e RB |
178 | if (size && *size != (size_t)st.st_size) |
179 | changed = true; | |
180 | if (mtime && *mtime != st.st_mtime) | |
181 | changed = true; | |
182 | if (!size && !mtime) | |
183 | changed = true; | |
184 | ||
185 | if (!changed) { | |
13224ea4 VM |
186 | return 0; |
187 | } | |
c3da9f06 CMN |
188 | |
189 | if (mtime != NULL) | |
190 | *mtime = st.st_mtime; | |
744cc03e RB |
191 | if (size != NULL) |
192 | *size = (size_t)st.st_size; | |
c3da9f06 | 193 | |
9ccdb211 BR |
194 | if ((fd = git_futils_open_ro(path)) < 0) |
195 | return fd; | |
196 | ||
60b9d3fc | 197 | if (git_futils_readbuffer_fd(buf, fd, (size_t)st.st_size) < 0) { |
e1de726c RB |
198 | p_close(fd); |
199 | return -1; | |
75d58430 RJ |
200 | } |
201 | ||
f79026b4 | 202 | p_close(fd); |
75d58430 | 203 | |
c3da9f06 CMN |
204 | if (updated != NULL) |
205 | *updated = 1; | |
206 | ||
13224ea4 | 207 | return 0; |
c3da9f06 CMN |
208 | } |
209 | ||
13224ea4 | 210 | int git_futils_readbuffer(git_buf *buf, const char *path) |
97769280 | 211 | { |
744cc03e | 212 | return git_futils_readbuffer_updated(buf, path, NULL, NULL, NULL); |
97769280 RB |
213 | } |
214 | ||
4742148d RB |
215 | int git_futils_writebuffer( |
216 | const git_buf *buf, const char *path, int flags, mode_t mode) | |
217 | { | |
218 | int fd, error = 0; | |
219 | ||
220 | if (flags <= 0) | |
221 | flags = O_CREAT | O_TRUNC | O_WRONLY; | |
222 | if (!mode) | |
223 | mode = GIT_FILEMODE_BLOB; | |
224 | ||
225 | if ((fd = p_open(path, flags, mode)) < 0) { | |
226 | giterr_set(GITERR_OS, "Could not open '%s' for writing", path); | |
227 | return fd; | |
228 | } | |
229 | ||
230 | if ((error = p_write(fd, git_buf_cstr(buf), git_buf_len(buf))) < 0) { | |
231 | giterr_set(GITERR_OS, "Could not write to '%s'", path); | |
232 | (void)p_close(fd); | |
f5254d78 | 233 | return error; |
4742148d RB |
234 | } |
235 | ||
236 | if ((error = p_close(fd)) < 0) | |
237 | giterr_set(GITERR_OS, "Error while closing '%s'", path); | |
238 | ||
239 | return error; | |
240 | } | |
241 | ||
ce8cd006 | 242 | int git_futils_mv_withpath(const char *from, const char *to, const mode_t dirmode) |
19a30a3f | 243 | { |
deafee7b RB |
244 | if (git_futils_mkpath2file(to, dirmode) < 0) |
245 | return -1; | |
19a30a3f | 246 | |
deafee7b RB |
247 | if (p_rename(from, to) < 0) { |
248 | giterr_set(GITERR_OS, "Failed to rename '%s' to '%s'", from, to); | |
249 | return -1; | |
250 | } | |
251 | ||
252 | return 0; | |
19a30a3f VM |
253 | } |
254 | ||
f79026b4 | 255 | int git_futils_mmap_ro(git_map *out, git_file fd, git_off_t begin, size_t len) |
20e7f426 | 256 | { |
f79026b4 | 257 | return p_mmap(out, len, GIT_PROT_READ, GIT_MAP_SHARED, fd, begin); |
20e7f426 SP |
258 | } |
259 | ||
74fa4bfa RB |
260 | int git_futils_mmap_ro_file(git_map *out, const char *path) |
261 | { | |
0d0fa7c3 RB |
262 | git_file fd = git_futils_open_ro(path); |
263 | git_off_t len; | |
da9abdd6 | 264 | int result; |
0d0fa7c3 RB |
265 | |
266 | if (fd < 0) | |
267 | return fd; | |
268 | ||
269 | len = git_futils_filesize(fd); | |
deafee7b RB |
270 | if (!git__is_sizet(len)) { |
271 | giterr_set(GITERR_OS, "File `%s` too large to mmap", path); | |
272 | return -1; | |
273 | } | |
0d0fa7c3 | 274 | |
da9abdd6 | 275 | result = git_futils_mmap_ro(out, fd, 0, (size_t)len); |
74fa4bfa RB |
276 | p_close(fd); |
277 | return result; | |
278 | } | |
279 | ||
f79026b4 | 280 | void git_futils_mmap_free(git_map *out) |
20e7f426 | 281 | { |
f79026b4 | 282 | p_munmap(out); |
20e7f426 SP |
283 | } |
284 | ||
ca1b6e54 RB |
285 | int git_futils_mkdir( |
286 | const char *path, | |
287 | const char *base, | |
288 | mode_t mode, | |
289 | uint32_t flags) | |
1a5204a7 | 290 | { |
f7e56150 | 291 | int error = -1; |
97769280 | 292 | git_buf make_path = GIT_BUF_INIT; |
2e1fa15f | 293 | ssize_t root = 0, min_root_len; |
f7e56150 | 294 | char lastch = '/', *tail; |
999d4405 | 295 | struct stat st; |
dc07184f | 296 | |
ca1b6e54 RB |
297 | /* build path and find "root" where we should start calling mkdir */ |
298 | if (git_path_join_unrooted(&make_path, path, base, &root) < 0) | |
299 | return -1; | |
dc07184f | 300 | |
ca1b6e54 RB |
301 | if (make_path.size == 0) { |
302 | giterr_set(GITERR_OS, "Attempt to create empty path"); | |
999d4405 | 303 | goto done; |
97769280 | 304 | } |
f0b2bfe5 | 305 | |
ca1b6e54 RB |
306 | /* remove trailing slashes on path */ |
307 | while (make_path.ptr[make_path.size - 1] == '/') { | |
308 | make_path.size--; | |
309 | make_path.ptr[make_path.size] = '\0'; | |
310 | } | |
412de9a6 | 311 | |
ca1b6e54 | 312 | /* if we are not supposed to made the last element, truncate it */ |
3c42e4ef RB |
313 | if ((flags & GIT_MKDIR_SKIP_LAST2) != 0) { |
314 | git_buf_rtruncate_at_char(&make_path, '/'); | |
315 | flags |= GIT_MKDIR_SKIP_LAST; | |
316 | } | |
ca1b6e54 RB |
317 | if ((flags & GIT_MKDIR_SKIP_LAST) != 0) |
318 | git_buf_rtruncate_at_char(&make_path, '/'); | |
319 | ||
f7e56150 RB |
320 | /* if nothing left after truncation, then we're done! */ |
321 | if (!make_path.size) { | |
322 | error = 0; | |
323 | goto done; | |
324 | } | |
325 | ||
ca1b6e54 RB |
326 | /* if we are not supposed to make the whole path, reset root */ |
327 | if ((flags & GIT_MKDIR_PATH) == 0) | |
328 | root = git_buf_rfind(&make_path, '/'); | |
329 | ||
f7e56150 RB |
330 | /* advance root past drive name or network mount prefix */ |
331 | min_root_len = git_path_root(make_path.ptr); | |
332 | if (root < min_root_len) | |
333 | root = min_root_len; | |
2da72fb2 | 334 | while (root >= 0 && make_path.ptr[root] == '/') |
f7e56150 RB |
335 | ++root; |
336 | ||
ca1b6e54 | 337 | /* clip root to make_path length */ |
f7e56150 RB |
338 | if (root > (ssize_t)make_path.size) |
339 | root = (ssize_t)make_path.size; /* i.e. NUL byte of string */ | |
0e26202c RB |
340 | if (root < 0) |
341 | root = 0; | |
ca1b6e54 | 342 | |
f7e56150 RB |
343 | /* walk down tail of path making each directory */ |
344 | for (tail = &make_path.ptr[root]; *tail; *tail = lastch) { | |
999d4405 | 345 | |
ca1b6e54 RB |
346 | /* advance tail to include next path component */ |
347 | while (*tail == '/') | |
348 | tail++; | |
349 | while (*tail && *tail != '/') | |
350 | tail++; | |
351 | ||
352 | /* truncate path at next component */ | |
353 | lastch = *tail; | |
354 | *tail = '\0'; | |
999d4405 | 355 | st.st_mode = 0; |
ca1b6e54 RB |
356 | |
357 | /* make directory */ | |
331e7de9 | 358 | if (p_mkdir(make_path.ptr, mode) < 0) { |
999d4405 RB |
359 | int tmp_errno = errno; |
360 | ||
361 | /* ignore error if directory already exists */ | |
022a45e0 | 362 | if (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode)) { |
2e1fa15f | 363 | errno = tmp_errno; |
f7e56150 | 364 | giterr_set(GITERR_OS, "Failed to make directory '%s'", make_path.ptr); |
999d4405 | 365 | goto done; |
6c72035f PK |
366 | } |
367 | ||
999d4405 RB |
368 | /* with exclusive create, existing dir is an error */ |
369 | if ((flags & GIT_MKDIR_EXCL) != 0) { | |
f7e56150 | 370 | giterr_set(GITERR_OS, "Directory already exists '%s'", make_path.ptr); |
6c72035f | 371 | error = GIT_EEXISTS; |
999d4405 | 372 | goto done; |
331e7de9 | 373 | } |
d5f25204 | 374 | } |
40c44d2f | 375 | |
999d4405 | 376 | /* chmod if requested and necessary */ |
f7e56150 RB |
377 | if (((flags & GIT_MKDIR_CHMOD_PATH) != 0 || |
378 | (lastch == '\0' && (flags & GIT_MKDIR_CHMOD) != 0)) && | |
379 | st.st_mode != mode && | |
380 | (error = p_chmod(make_path.ptr, mode)) < 0) { | |
381 | giterr_set(GITERR_OS, "Failed to set permissions on '%s'", make_path.ptr); | |
382 | goto done; | |
ca1b6e54 | 383 | } |
a993e4fe | 384 | } |
40c44d2f | 385 | |
999d4405 RB |
386 | error = 0; |
387 | ||
388 | /* check that full path really is a directory if requested & needed */ | |
f7e56150 RB |
389 | if ((flags & GIT_MKDIR_VERIFY_DIR) != 0 && |
390 | lastch != '\0' && | |
999d4405 | 391 | (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode))) { |
f7e56150 | 392 | giterr_set(GITERR_OS, "Path is not a directory '%s'", make_path.ptr); |
999d4405 RB |
393 | error = GIT_ENOTFOUND; |
394 | } | |
77c3999c | 395 | |
999d4405 | 396 | done: |
ca1b6e54 | 397 | git_buf_free(&make_path); |
331e7de9 | 398 | return error; |
ca1b6e54 | 399 | } |
77c3999c | 400 | |
ca1b6e54 RB |
401 | int git_futils_mkdir_r(const char *path, const char *base, const mode_t mode) |
402 | { | |
403 | return git_futils_mkdir(path, base, mode, GIT_MKDIR_PATH); | |
170d3f2f | 404 | } |
405 | ||
331e7de9 | 406 | typedef struct { |
ad9a921b | 407 | const char *base; |
7e5c8a5b | 408 | size_t baselen; |
331e7de9 RB |
409 | uint32_t flags; |
410 | int error; | |
411 | } futils__rmdir_data; | |
412 | ||
413 | static int futils__error_cannot_rmdir(const char *path, const char *filemsg) | |
42b3a460 | 414 | { |
331e7de9 RB |
415 | if (filemsg) |
416 | giterr_set(GITERR_OS, "Could not remove directory. File '%s' %s", | |
417 | path, filemsg); | |
418 | else | |
419 | giterr_set(GITERR_OS, "Could not remove directory '%s'", path); | |
555aa453 | 420 | |
331e7de9 RB |
421 | return -1; |
422 | } | |
deafee7b | 423 | |
ad9a921b RB |
424 | static int futils__rm_first_parent(git_buf *path, const char *ceiling) |
425 | { | |
426 | int error = GIT_ENOTFOUND; | |
427 | struct stat st; | |
428 | ||
429 | while (error == GIT_ENOTFOUND) { | |
430 | git_buf_rtruncate_at_char(path, '/'); | |
431 | ||
432 | if (!path->size || git__prefixcmp(path->ptr, ceiling) != 0) | |
433 | error = 0; | |
cccacac5 | 434 | else if (p_lstat_posixly(path->ptr, &st) == 0) { |
ad9a921b RB |
435 | if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) |
436 | error = p_unlink(path->ptr); | |
437 | else if (!S_ISDIR(st.st_mode)) | |
438 | error = -1; /* fail to remove non-regular file */ | |
439 | } else if (errno != ENOTDIR) | |
440 | error = -1; | |
441 | } | |
442 | ||
443 | if (error) | |
444 | futils__error_cannot_rmdir(path->ptr, "cannot remove parent"); | |
445 | ||
446 | return error; | |
447 | } | |
448 | ||
331e7de9 RB |
449 | static int futils__rmdir_recurs_foreach(void *opaque, git_buf *path) |
450 | { | |
ad9a921b | 451 | struct stat st; |
331e7de9 | 452 | futils__rmdir_data *data = opaque; |
555aa453 | 453 | |
cccacac5 | 454 | if ((data->error = p_lstat_posixly(path->ptr, &st)) < 0) { |
ad9a921b RB |
455 | if (errno == ENOENT) |
456 | data->error = 0; | |
457 | else if (errno == ENOTDIR) { | |
458 | /* asked to remove a/b/c/d/e and a/b is a normal file */ | |
459 | if ((data->flags & GIT_RMDIR_REMOVE_BLOCKERS) != 0) | |
460 | data->error = futils__rm_first_parent(path, data->base); | |
461 | else | |
462 | futils__error_cannot_rmdir( | |
463 | path->ptr, "parent is not directory"); | |
464 | } | |
465 | else | |
466 | futils__error_cannot_rmdir(path->ptr, "cannot access"); | |
467 | } | |
468 | ||
469 | else if (S_ISDIR(st.st_mode)) { | |
331e7de9 RB |
470 | int error = git_path_direach(path, futils__rmdir_recurs_foreach, data); |
471 | if (error < 0) | |
472 | return (error == GIT_EUSER) ? data->error : error; | |
473 | ||
474 | data->error = p_rmdir(path->ptr); | |
475 | ||
476 | if (data->error < 0) { | |
477 | if ((data->flags & GIT_RMDIR_SKIP_NONEMPTY) != 0 && | |
e09d18ee | 478 | (errno == ENOTEMPTY || errno == EEXIST || errno == EBUSY)) |
331e7de9 RB |
479 | data->error = 0; |
480 | else | |
481 | futils__error_cannot_rmdir(path->ptr, NULL); | |
deafee7b | 482 | } |
858dba58 VM |
483 | } |
484 | ||
331e7de9 RB |
485 | else if ((data->flags & GIT_RMDIR_REMOVE_FILES) != 0) { |
486 | data->error = p_unlink(path->ptr); | |
deafee7b | 487 | |
331e7de9 RB |
488 | if (data->error < 0) |
489 | futils__error_cannot_rmdir(path->ptr, "cannot be removed"); | |
deafee7b RB |
490 | } |
491 | ||
ad9a921b | 492 | else if ((data->flags & GIT_RMDIR_SKIP_NONEMPTY) == 0) |
331e7de9 | 493 | data->error = futils__error_cannot_rmdir(path->ptr, "still present"); |
555aa453 | 494 | |
331e7de9 RB |
495 | return data->error; |
496 | } | |
497 | ||
498 | static int futils__rmdir_empty_parent(void *opaque, git_buf *path) | |
499 | { | |
7e5c8a5b RB |
500 | futils__rmdir_data *data = opaque; |
501 | int error; | |
502 | ||
503 | if (git_buf_len(path) <= data->baselen) | |
504 | return GIT_ITEROVER; | |
331e7de9 | 505 | |
7e5c8a5b | 506 | error = p_rmdir(git_buf_cstr(path)); |
331e7de9 RB |
507 | |
508 | if (error) { | |
509 | int en = errno; | |
510 | ||
511 | if (en == ENOENT || en == ENOTDIR) { | |
512 | giterr_clear(); | |
513 | error = 0; | |
e09d18ee | 514 | } else if (en == ENOTEMPTY || en == EEXIST || en == EBUSY) { |
331e7de9 RB |
515 | giterr_clear(); |
516 | error = GIT_ITEROVER; | |
517 | } else { | |
7e5c8a5b | 518 | futils__error_cannot_rmdir(git_buf_cstr(path), NULL); |
331e7de9 RB |
519 | } |
520 | } | |
521 | ||
522 | return error; | |
42b3a460 MS |
523 | } |
524 | ||
0d64bef9 | 525 | int git_futils_rmdir_r( |
331e7de9 | 526 | const char *path, const char *base, uint32_t flags) |
42b3a460 | 527 | { |
97769280 | 528 | int error; |
0d64bef9 | 529 | git_buf fullpath = GIT_BUF_INIT; |
331e7de9 | 530 | futils__rmdir_data data; |
0d64bef9 RB |
531 | |
532 | /* build path and find "root" where we should start calling mkdir */ | |
533 | if (git_path_join_unrooted(&fullpath, path, base, NULL) < 0) | |
534 | return -1; | |
535 | ||
7e5c8a5b RB |
536 | data.base = base ? base : ""; |
537 | data.baselen = base ? strlen(base) : 0; | |
538 | data.flags = flags; | |
539 | data.error = 0; | |
331e7de9 RB |
540 | |
541 | error = futils__rmdir_recurs_foreach(&data, &fullpath); | |
542 | ||
543 | /* remove now-empty parents if requested */ | |
544 | if (!error && (flags & GIT_RMDIR_EMPTY_PARENTS) != 0) { | |
545 | error = git_path_walk_up( | |
546 | &fullpath, base, futils__rmdir_empty_parent, &data); | |
547 | ||
548 | if (error == GIT_ITEROVER) | |
549 | error = 0; | |
550 | } | |
0d64bef9 RB |
551 | |
552 | git_buf_free(&fullpath); | |
97769280 | 553 | |
97769280 | 554 | return error; |
42b3a460 MS |
555 | } |
556 | ||
926acbcf JM |
557 | int git_futils_cleanupdir_r(const char *path) |
558 | { | |
559 | int error; | |
560 | git_buf fullpath = GIT_BUF_INIT; | |
561 | futils__rmdir_data data; | |
562 | ||
10c06114 | 563 | if ((error = git_buf_put(&fullpath, path, strlen(path))) < 0) |
926acbcf JM |
564 | goto clean_up; |
565 | ||
566 | data.base = ""; | |
567 | data.baselen = 0; | |
568 | data.flags = GIT_RMDIR_REMOVE_FILES; | |
569 | data.error = 0; | |
570 | ||
571 | if (!git_path_exists(path)) { | |
572 | giterr_set(GITERR_OS, "Path does not exist: %s" , path); | |
573 | error = GIT_ERROR; | |
574 | goto clean_up; | |
575 | } | |
576 | ||
577 | if (!git_path_isdir(path)) { | |
578 | giterr_set(GITERR_OS, "Path is not a directory: %s" , path); | |
579 | error = GIT_ERROR; | |
580 | goto clean_up; | |
581 | } | |
582 | ||
583 | error = git_path_direach(&fullpath, futils__rmdir_recurs_foreach, &data); | |
584 | if (error == GIT_EUSER) | |
585 | error = data.error; | |
586 | ||
587 | clean_up: | |
588 | git_buf_free(&fullpath); | |
589 | return error; | |
590 | } | |
591 | ||
5540d947 | 592 | |
41954a49 | 593 | static int git_futils_guess_system_dirs(git_buf *out) |
32a4e3b7 SS |
594 | { |
595 | #ifdef GIT_WIN32 | |
32460251 | 596 | return git_win32__find_system_dirs(out); |
5540d947 | 597 | #else |
41954a49 | 598 | return git_buf_sets(out, "/etc"); |
5540d947 RB |
599 | #endif |
600 | } | |
32a4e3b7 | 601 | |
41954a49 | 602 | static int git_futils_guess_global_dirs(git_buf *out) |
5540d947 RB |
603 | { |
604 | #ifdef GIT_WIN32 | |
32460251 | 605 | return git_win32__find_global_dirs(out); |
349fb6d7 | 606 | #else |
41954a49 | 607 | return git_buf_sets(out, getenv("HOME")); |
5540d947 RB |
608 | #endif |
609 | } | |
73b51450 | 610 | |
41954a49 | 611 | static int git_futils_guess_xdg_dirs(git_buf *out) |
5540d947 RB |
612 | { |
613 | #ifdef GIT_WIN32 | |
32460251 | 614 | return git_win32__find_xdg_dirs(out); |
5540d947 | 615 | #else |
5540d947 RB |
616 | const char *env = NULL; |
617 | ||
618 | if ((env = getenv("XDG_CONFIG_HOME")) != NULL) | |
41954a49 | 619 | return git_buf_joinpath(out, env, "git"); |
5540d947 | 620 | else if ((env = getenv("HOME")) != NULL) |
41954a49 | 621 | return git_buf_joinpath(out, env, ".config/git"); |
5540d947 | 622 | |
41954a49 RB |
623 | git_buf_clear(out); |
624 | return 0; | |
32a4e3b7 | 625 | #endif |
5540d947 | 626 | } |
73b51450 | 627 | |
41954a49 RB |
628 | typedef int (*git_futils_dirs_guess_cb)(git_buf *out); |
629 | ||
630 | static git_buf git_futils__dirs[GIT_FUTILS_DIR__MAX] = | |
631 | { GIT_BUF_INIT, GIT_BUF_INIT, GIT_BUF_INIT }; | |
5540d947 | 632 | |
5540d947 RB |
633 | static git_futils_dirs_guess_cb git_futils__dir_guess[GIT_FUTILS_DIR__MAX] = { |
634 | git_futils_guess_system_dirs, | |
635 | git_futils_guess_global_dirs, | |
636 | git_futils_guess_xdg_dirs, | |
637 | }; | |
638 | ||
a3aa5f4d RB |
639 | static void git_futils_dirs_global_shutdown(void) |
640 | { | |
641 | int i; | |
642 | for (i = 0; i < GIT_FUTILS_DIR__MAX; ++i) | |
643 | git_buf_free(&git_futils__dirs[i]); | |
644 | } | |
645 | ||
0a1c8f55 ET |
646 | int git_futils_dirs_global_init(void) |
647 | { | |
648 | git_futils_dir_t i; | |
989710d9 | 649 | const git_buf *path; |
0a1c8f55 ET |
650 | int error = 0; |
651 | ||
989710d9 RB |
652 | for (i = 0; !error && i < GIT_FUTILS_DIR__MAX; i++) |
653 | error = git_futils_dirs_get(&path, i); | |
0a1c8f55 | 654 | |
a3aa5f4d RB |
655 | git__on_shutdown(git_futils_dirs_global_shutdown); |
656 | ||
0a1c8f55 ET |
657 | return error; |
658 | } | |
659 | ||
5540d947 RB |
660 | static int git_futils_check_selector(git_futils_dir_t which) |
661 | { | |
662 | if (which < GIT_FUTILS_DIR__MAX) | |
663 | return 0; | |
664 | giterr_set(GITERR_INVALID, "config directory selector out of range"); | |
665 | return -1; | |
349fb6d7 | 666 | } |
73b51450 | 667 | |
41954a49 | 668 | int git_futils_dirs_get(const git_buf **out, git_futils_dir_t which) |
349fb6d7 | 669 | { |
41954a49 | 670 | assert(out); |
349fb6d7 | 671 | |
5540d947 | 672 | *out = NULL; |
29ef309e | 673 | |
5540d947 | 674 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); |
0d422ec9 | 675 | |
41954a49 RB |
676 | if (!git_buf_len(&git_futils__dirs[which])) |
677 | GITERR_CHECK_ERROR( | |
678 | git_futils__dir_guess[which](&git_futils__dirs[which])); | |
349fb6d7 | 679 | |
5540d947 RB |
680 | *out = &git_futils__dirs[which]; |
681 | return 0; | |
682 | } | |
683 | ||
41954a49 | 684 | int git_futils_dirs_get_str(char *out, size_t outlen, git_futils_dir_t which) |
5540d947 | 685 | { |
41954a49 RB |
686 | const git_buf *path = NULL; |
687 | ||
5540d947 | 688 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); |
41954a49 RB |
689 | GITERR_CHECK_ERROR(git_futils_dirs_get(&path, which)); |
690 | ||
691 | if (!out || path->size >= outlen) { | |
692 | giterr_set(GITERR_NOMEMORY, "Buffer is too short for the path"); | |
693 | return GIT_EBUFS; | |
694 | } | |
5540d947 | 695 | |
41954a49 RB |
696 | git_buf_copy_cstr(out, outlen, path); |
697 | return 0; | |
698 | } | |
5540d947 | 699 | |
41954a49 RB |
700 | #define PATH_MAGIC "$PATH" |
701 | ||
702 | int git_futils_dirs_set(git_futils_dir_t which, const char *search_path) | |
703 | { | |
704 | const char *expand_path = NULL; | |
705 | git_buf merge = GIT_BUF_INIT; | |
706 | ||
707 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); | |
708 | ||
709 | if (search_path != NULL) | |
710 | expand_path = strstr(search_path, PATH_MAGIC); | |
711 | ||
712 | /* init with default if not yet done and needed (ignoring error) */ | |
713 | if ((!search_path || expand_path) && | |
714 | !git_buf_len(&git_futils__dirs[which])) | |
5540d947 RB |
715 | git_futils__dir_guess[which](&git_futils__dirs[which]); |
716 | ||
41954a49 RB |
717 | /* if $PATH is not referenced, then just set the path */ |
718 | if (!expand_path) | |
719 | return git_buf_sets(&git_futils__dirs[which], search_path); | |
720 | ||
721 | /* otherwise set to join(before $PATH, old value, after $PATH) */ | |
722 | if (expand_path > search_path) | |
723 | git_buf_set(&merge, search_path, expand_path - search_path); | |
724 | ||
725 | if (git_buf_len(&git_futils__dirs[which])) | |
726 | git_buf_join(&merge, GIT_PATH_LIST_SEPARATOR, | |
727 | merge.ptr, git_futils__dirs[which].ptr); | |
728 | ||
729 | expand_path += strlen(PATH_MAGIC); | |
730 | if (*expand_path) | |
731 | git_buf_join(&merge, GIT_PATH_LIST_SEPARATOR, merge.ptr, expand_path); | |
732 | ||
733 | git_buf_swap(&git_futils__dirs[which], &merge); | |
734 | git_buf_free(&merge); | |
735 | ||
736 | return git_buf_oom(&git_futils__dirs[which]) ? -1 : 0; | |
737 | } | |
738 | ||
5540d947 RB |
739 | static int git_futils_find_in_dirlist( |
740 | git_buf *path, const char *name, git_futils_dir_t which, const char *label) | |
741 | { | |
41954a49 RB |
742 | size_t len; |
743 | const char *scan, *next = NULL; | |
744 | const git_buf *syspath; | |
5540d947 | 745 | |
41954a49 | 746 | GITERR_CHECK_ERROR(git_futils_dirs_get(&syspath, which)); |
5540d947 | 747 | |
41954a49 RB |
748 | for (scan = git_buf_cstr(syspath); scan; scan = next) { |
749 | for (next = strchr(scan, GIT_PATH_LIST_SEPARATOR); | |
750 | next && next > scan && next[-1] == '\\'; | |
751 | next = strchr(next + 1, GIT_PATH_LIST_SEPARATOR)) | |
752 | /* find unescaped separator or end of string */; | |
753 | ||
754 | len = next ? (size_t)(next++ - scan) : strlen(scan); | |
755 | if (!len) | |
0d422ec9 RB |
756 | continue; |
757 | ||
41954a49 RB |
758 | GITERR_CHECK_ERROR(git_buf_set(path, scan, len)); |
759 | GITERR_CHECK_ERROR(git_buf_joinpath(path, path->ptr, name)); | |
349fb6d7 | 760 | |
5540d947 | 761 | if (git_path_exists(path->ptr)) |
aed8f8a1 | 762 | return 0; |
349fb6d7 VM |
763 | } |
764 | ||
0d422ec9 | 765 | git_buf_clear(path); |
5540d947 | 766 | giterr_set(GITERR_OS, "The %s file '%s' doesn't exist", label, name); |
0d422ec9 | 767 | return GIT_ENOTFOUND; |
5540d947 | 768 | } |
349fb6d7 | 769 | |
5540d947 RB |
770 | int git_futils_find_system_file(git_buf *path, const char *filename) |
771 | { | |
772 | return git_futils_find_in_dirlist( | |
773 | path, filename, GIT_FUTILS_DIR_SYSTEM, "system"); | |
774 | } | |
349fb6d7 | 775 | |
5540d947 RB |
776 | int git_futils_find_global_file(git_buf *path, const char *filename) |
777 | { | |
778 | return git_futils_find_in_dirlist( | |
779 | path, filename, GIT_FUTILS_DIR_GLOBAL, "global"); | |
780 | } | |
349fb6d7 | 781 | |
5540d947 RB |
782 | int git_futils_find_xdg_file(git_buf *path, const char *filename) |
783 | { | |
784 | return git_futils_find_in_dirlist( | |
785 | path, filename, GIT_FUTILS_DIR_XDG, "global/xdg"); | |
73b51450 | 786 | } |
8651c10f BS |
787 | |
788 | int git_futils_fake_symlink(const char *old, const char *new) | |
789 | { | |
790 | int retcode = GIT_ERROR; | |
791 | int fd = git_futils_creat_withpath(new, 0755, 0644); | |
792 | if (fd >= 0) { | |
793 | retcode = p_write(fd, old, strlen(old)); | |
794 | p_close(fd); | |
795 | } | |
796 | return retcode; | |
797 | } | |
ca1b6e54 | 798 | |
85bd1746 | 799 | static int cp_by_fd(int ifd, int ofd, bool close_fd_when_done) |
ca1b6e54 RB |
800 | { |
801 | int error = 0; | |
802 | char buffer[4096]; | |
803 | ssize_t len = 0; | |
804 | ||
805 | while (!error && (len = p_read(ifd, buffer, sizeof(buffer))) > 0) | |
806 | /* p_write() does not have the same semantics as write(). It loops | |
807 | * internally and will return 0 when it has completed writing. | |
808 | */ | |
809 | error = p_write(ofd, buffer, len); | |
810 | ||
811 | if (len < 0) { | |
812 | giterr_set(GITERR_OS, "Read error while copying file"); | |
813 | error = (int)len; | |
814 | } | |
815 | ||
85bd1746 | 816 | if (close_fd_when_done) { |
ca1b6e54 RB |
817 | p_close(ifd); |
818 | p_close(ofd); | |
819 | } | |
820 | ||
821 | return error; | |
822 | } | |
823 | ||
85bd1746 | 824 | int git_futils_cp(const char *from, const char *to, mode_t filemode) |
ca1b6e54 RB |
825 | { |
826 | int ifd, ofd; | |
827 | ||
ca1b6e54 RB |
828 | if ((ifd = git_futils_open_ro(from)) < 0) |
829 | return ifd; | |
830 | ||
831 | if ((ofd = p_open(to, O_WRONLY | O_CREAT | O_EXCL, filemode)) < 0) { | |
832 | if (errno == ENOENT || errno == ENOTDIR) | |
833 | ofd = GIT_ENOTFOUND; | |
834 | giterr_set(GITERR_OS, "Failed to open '%s' for writing", to); | |
835 | p_close(ifd); | |
836 | return ofd; | |
837 | } | |
838 | ||
85bd1746 | 839 | return cp_by_fd(ifd, ofd, true); |
ca1b6e54 RB |
840 | } |
841 | ||
85bd1746 | 842 | static int cp_link(const char *from, const char *to, size_t link_size) |
ca1b6e54 RB |
843 | { |
844 | int error = 0; | |
845 | ssize_t read_len; | |
85bd1746 | 846 | char *link_data = git__malloc(link_size + 1); |
ca1b6e54 RB |
847 | GITERR_CHECK_ALLOC(link_data); |
848 | ||
85bd1746 RB |
849 | read_len = p_readlink(from, link_data, link_size); |
850 | if (read_len != (ssize_t)link_size) { | |
ca1b6e54 RB |
851 | giterr_set(GITERR_OS, "Failed to read symlink data for '%s'", from); |
852 | error = -1; | |
853 | } | |
854 | else { | |
855 | link_data[read_len] = '\0'; | |
856 | ||
857 | if (p_symlink(link_data, to) < 0) { | |
858 | giterr_set(GITERR_OS, "Could not symlink '%s' as '%s'", | |
859 | link_data, to); | |
860 | error = -1; | |
861 | } | |
862 | } | |
863 | ||
864 | git__free(link_data); | |
865 | return error; | |
866 | } | |
867 | ||
868 | typedef struct { | |
869 | const char *to_root; | |
870 | git_buf to; | |
871 | ssize_t from_prefix; | |
872 | uint32_t flags; | |
873 | uint32_t mkdir_flags; | |
874 | mode_t dirmode; | |
d0cd6c42 | 875 | int error; |
ca1b6e54 RB |
876 | } cp_r_info; |
877 | ||
3c42e4ef RB |
878 | #define GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT (1u << 10) |
879 | ||
880 | static int _cp_r_mkdir(cp_r_info *info, git_buf *from) | |
881 | { | |
882 | int error = 0; | |
883 | ||
884 | /* create root directory the first time we need to create a directory */ | |
885 | if ((info->flags & GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT) == 0) { | |
886 | error = git_futils_mkdir( | |
887 | info->to_root, NULL, info->dirmode, | |
18f08264 | 888 | (info->flags & GIT_CPDIR_CHMOD_DIRS) ? GIT_MKDIR_CHMOD : 0); |
3c42e4ef RB |
889 | |
890 | info->flags |= GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT; | |
891 | } | |
892 | ||
893 | /* create directory with root as base to prevent excess chmods */ | |
894 | if (!error) | |
895 | error = git_futils_mkdir( | |
896 | from->ptr + info->from_prefix, info->to_root, | |
897 | info->dirmode, info->mkdir_flags); | |
898 | ||
899 | return error; | |
900 | } | |
901 | ||
ca1b6e54 RB |
902 | static int _cp_r_callback(void *ref, git_buf *from) |
903 | { | |
3c42e4ef | 904 | int error = 0; |
ca1b6e54 RB |
905 | cp_r_info *info = ref; |
906 | struct stat from_st, to_st; | |
907 | bool exists = false; | |
908 | ||
909 | if ((info->flags & GIT_CPDIR_COPY_DOTFILES) == 0 && | |
910 | from->ptr[git_path_basename_offset(from)] == '.') | |
911 | return 0; | |
912 | ||
913 | if (git_buf_joinpath( | |
d0cd6c42 | 914 | &info->to, info->to_root, from->ptr + info->from_prefix) < 0) { |
915 | error = -1; | |
916 | goto exit; | |
917 | } | |
ca1b6e54 RB |
918 | |
919 | if (p_lstat(info->to.ptr, &to_st) < 0) { | |
2eb4edf5 | 920 | if (errno != ENOENT && errno != ENOTDIR) { |
ca1b6e54 RB |
921 | giterr_set(GITERR_OS, |
922 | "Could not access %s while copying files", info->to.ptr); | |
d0cd6c42 | 923 | error = -1; |
924 | goto exit; | |
ca1b6e54 RB |
925 | } |
926 | } else | |
927 | exists = true; | |
928 | ||
3c42e4ef | 929 | if ((error = git_path_lstat(from->ptr, &from_st)) < 0) |
d0cd6c42 | 930 | goto exit; |
ca1b6e54 RB |
931 | |
932 | if (S_ISDIR(from_st.st_mode)) { | |
ca1b6e54 RB |
933 | mode_t oldmode = info->dirmode; |
934 | ||
935 | /* if we are not chmod'ing, then overwrite dirmode */ | |
18f08264 | 936 | if ((info->flags & GIT_CPDIR_CHMOD_DIRS) == 0) |
ca1b6e54 RB |
937 | info->dirmode = from_st.st_mode; |
938 | ||
939 | /* make directory now if CREATE_EMPTY_DIRS is requested and needed */ | |
940 | if (!exists && (info->flags & GIT_CPDIR_CREATE_EMPTY_DIRS) != 0) | |
3c42e4ef | 941 | error = _cp_r_mkdir(info, from); |
ca1b6e54 RB |
942 | |
943 | /* recurse onto target directory */ | |
d0cd6c42 | 944 | if (!error && (!exists || S_ISDIR(to_st.st_mode)) && |
945 | ((error = git_path_direach(from, _cp_r_callback, info)) == GIT_EUSER)) | |
946 | error = info->error; | |
ca1b6e54 RB |
947 | |
948 | if (oldmode != 0) | |
949 | info->dirmode = oldmode; | |
950 | ||
d0cd6c42 | 951 | goto exit; |
ca1b6e54 RB |
952 | } |
953 | ||
954 | if (exists) { | |
955 | if ((info->flags & GIT_CPDIR_OVERWRITE) == 0) | |
956 | return 0; | |
957 | ||
958 | if (p_unlink(info->to.ptr) < 0) { | |
959 | giterr_set(GITERR_OS, "Cannot overwrite existing file '%s'", | |
960 | info->to.ptr); | |
d0cd6c42 | 961 | error = -1; |
962 | goto exit; | |
ca1b6e54 RB |
963 | } |
964 | } | |
965 | ||
966 | /* Done if this isn't a regular file or a symlink */ | |
967 | if (!S_ISREG(from_st.st_mode) && | |
968 | (!S_ISLNK(from_st.st_mode) || | |
969 | (info->flags & GIT_CPDIR_COPY_SYMLINKS) == 0)) | |
970 | return 0; | |
971 | ||
972 | /* Make container directory on demand if needed */ | |
973 | if ((info->flags & GIT_CPDIR_CREATE_EMPTY_DIRS) == 0 && | |
3c42e4ef | 974 | (error = _cp_r_mkdir(info, from)) < 0) |
d0cd6c42 | 975 | goto exit; |
ca1b6e54 RB |
976 | |
977 | /* make symlink or regular file */ | |
978 | if (S_ISLNK(from_st.st_mode)) | |
3c42e4ef RB |
979 | error = cp_link(from->ptr, info->to.ptr, (size_t)from_st.st_size); |
980 | else { | |
981 | mode_t usemode = from_st.st_mode; | |
982 | ||
18f08264 | 983 | if ((info->flags & GIT_CPDIR_SIMPLE_TO_MODE) != 0) |
f240acce | 984 | usemode = GIT_PERMS_FOR_WRITE(usemode); |
3c42e4ef RB |
985 | |
986 | error = git_futils_cp(from->ptr, info->to.ptr, usemode); | |
3c42e4ef RB |
987 | } |
988 | ||
d0cd6c42 | 989 | exit: |
990 | info->error = error; | |
3c42e4ef | 991 | return error; |
ca1b6e54 RB |
992 | } |
993 | ||
994 | int git_futils_cp_r( | |
995 | const char *from, | |
996 | const char *to, | |
997 | uint32_t flags, | |
998 | mode_t dirmode) | |
999 | { | |
1000 | int error; | |
1001 | git_buf path = GIT_BUF_INIT; | |
1002 | cp_r_info info; | |
1003 | ||
3c42e4ef | 1004 | if (git_buf_joinpath(&path, from, "") < 0) /* ensure trailing slash */ |
ca1b6e54 RB |
1005 | return -1; |
1006 | ||
1007 | info.to_root = to; | |
1008 | info.flags = flags; | |
1009 | info.dirmode = dirmode; | |
1010 | info.from_prefix = path.size; | |
d0cd6c42 | 1011 | info.error = 0; |
ca1b6e54 RB |
1012 | git_buf_init(&info.to, 0); |
1013 | ||
1014 | /* precalculate mkdir flags */ | |
1015 | if ((flags & GIT_CPDIR_CREATE_EMPTY_DIRS) == 0) { | |
3c42e4ef RB |
1016 | /* if not creating empty dirs, then use mkdir to create the path on |
1017 | * demand right before files are copied. | |
1018 | */ | |
ca1b6e54 | 1019 | info.mkdir_flags = GIT_MKDIR_PATH | GIT_MKDIR_SKIP_LAST; |
18f08264 | 1020 | if ((flags & GIT_CPDIR_CHMOD_DIRS) != 0) |
ca1b6e54 RB |
1021 | info.mkdir_flags |= GIT_MKDIR_CHMOD_PATH; |
1022 | } else { | |
3c42e4ef | 1023 | /* otherwise, we will do simple mkdir as directories are encountered */ |
ca1b6e54 | 1024 | info.mkdir_flags = |
18f08264 | 1025 | ((flags & GIT_CPDIR_CHMOD_DIRS) != 0) ? GIT_MKDIR_CHMOD : 0; |
ca1b6e54 RB |
1026 | } |
1027 | ||
1028 | error = _cp_r_callback(&info, &path); | |
1029 | ||
1030 | git_buf_free(&path); | |
07c06f7a | 1031 | git_buf_free(&info.to); |
ca1b6e54 | 1032 | |
d0cd6c42 | 1033 | if (error == GIT_EUSER) |
1034 | error = info.error; | |
1035 | ||
ca1b6e54 RB |
1036 | return error; |
1037 | } | |
744cc03e | 1038 | |
c1f61af6 VM |
1039 | int git_futils_filestamp_check( |
1040 | git_futils_filestamp *stamp, const char *path) | |
744cc03e RB |
1041 | { |
1042 | struct stat st; | |
1043 | ||
c8b511f3 RB |
1044 | /* if the stamp is NULL, then always reload */ |
1045 | if (stamp == NULL) | |
744cc03e RB |
1046 | return 1; |
1047 | ||
e830c020 RB |
1048 | if (p_stat(path, &st) < 0) { |
1049 | giterr_set(GITERR_OS, "Could not stat '%s'", path); | |
744cc03e | 1050 | return GIT_ENOTFOUND; |
e830c020 | 1051 | } |
744cc03e | 1052 | |
c8b511f3 RB |
1053 | if (stamp->mtime == (git_time_t)st.st_mtime && |
1054 | stamp->size == (git_off_t)st.st_size && | |
1055 | stamp->ino == (unsigned int)st.st_ino) | |
744cc03e RB |
1056 | return 0; |
1057 | ||
c8b511f3 RB |
1058 | stamp->mtime = (git_time_t)st.st_mtime; |
1059 | stamp->size = (git_off_t)st.st_size; | |
1060 | stamp->ino = (unsigned int)st.st_ino; | |
744cc03e RB |
1061 | |
1062 | return 1; | |
1063 | } | |
1064 | ||
c1f61af6 VM |
1065 | void git_futils_filestamp_set( |
1066 | git_futils_filestamp *target, const git_futils_filestamp *source) | |
c8b511f3 RB |
1067 | { |
1068 | assert(target); | |
1069 | ||
1070 | if (source) | |
1071 | memcpy(target, source, sizeof(*target)); | |
1072 | else | |
1073 | memset(target, 0, sizeof(*target)); | |
1074 | } |