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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 | ||
1d3a8aeb | 22 | int git_futils_mktmp(git_buf *path_out, const char *filename, mode_t mode) |
72a3fe42 VM |
23 | { |
24 | int fd; | |
1d3a8aeb ET |
25 | mode_t mask; |
26 | ||
27 | p_umask(mask = p_umask(0)); | |
72a3fe42 | 28 | |
97769280 RB |
29 | git_buf_sets(path_out, filename); |
30 | git_buf_puts(path_out, "_git2_XXXXXX"); | |
31 | ||
32 | if (git_buf_oom(path_out)) | |
1a481123 | 33 | return -1; |
72a3fe42 | 34 | |
1a481123 VM |
35 | if ((fd = p_mkstemp(path_out->ptr)) < 0) { |
36 | giterr_set(GITERR_OS, | |
ae9e29fd | 37 | "Failed to create temporary file '%s'", path_out->ptr); |
1a481123 VM |
38 | return -1; |
39 | } | |
72a3fe42 | 40 | |
1d3a8aeb ET |
41 | if (p_chmod(path_out->ptr, (mode & ~mask))) { |
42 | giterr_set(GITERR_OS, | |
43 | "Failed to set permissions on file '%s'", path_out->ptr); | |
44 | return -1; | |
45 | } | |
46 | ||
f978b748 | 47 | return fd; |
72a3fe42 VM |
48 | } |
49 | ||
ce8cd006 | 50 | int git_futils_creat_withpath(const char *path, const mode_t dirmode, const mode_t mode) |
7dd8a9f7 | 51 | { |
1a481123 | 52 | int fd; |
55ffebe3 | 53 | |
1a481123 VM |
54 | if (git_futils_mkpath2file(path, dirmode) < 0) |
55 | return -1; | |
56 | ||
57 | fd = p_creat(path, mode); | |
58 | if (fd < 0) { | |
ae9e29fd | 59 | giterr_set(GITERR_OS, "Failed to create file '%s'", path); |
1a481123 VM |
60 | return -1; |
61 | } | |
62 | ||
63 | return fd; | |
55ffebe3 VM |
64 | } |
65 | ||
33127043 | 66 | int git_futils_creat_locked(const char *path, const mode_t mode) |
1549cba9 | 67 | { |
13f36ffb | 68 | int fd = p_open(path, O_WRONLY | O_CREAT | O_TRUNC | |
3d3ea4dc | 69 | O_EXCL | O_BINARY | O_CLOEXEC, mode); |
09719c50 | 70 | |
1a481123 | 71 | if (fd < 0) { |
ae9e29fd | 72 | giterr_set(GITERR_OS, "Failed to create locked file '%s'", path); |
3d276874 | 73 | return errno == EEXIST ? GIT_ELOCKED : -1; |
1a481123 VM |
74 | } |
75 | ||
76 | return fd; | |
1549cba9 RG |
77 | } |
78 | ||
ce8cd006 | 79 | int git_futils_creat_locked_withpath(const char *path, const mode_t dirmode, const mode_t mode) |
1549cba9 | 80 | { |
1a481123 VM |
81 | if (git_futils_mkpath2file(path, dirmode) < 0) |
82 | return -1; | |
1549cba9 | 83 | |
f79026b4 | 84 | return git_futils_creat_locked(path, mode); |
ec250c6e AE |
85 | } |
86 | ||
deafee7b RB |
87 | int git_futils_open_ro(const char *path) |
88 | { | |
89 | int fd = p_open(path, O_RDONLY); | |
14997dc5 RB |
90 | if (fd < 0) |
91 | return git_path_set_error(errno, path, "open"); | |
deafee7b RB |
92 | return fd; |
93 | } | |
94 | ||
f79026b4 | 95 | git_off_t git_futils_filesize(git_file fd) |
ec250c6e | 96 | { |
7dd8a9f7 | 97 | struct stat sb; |
deafee7b RB |
98 | |
99 | if (p_fstat(fd, &sb)) { | |
100 | giterr_set(GITERR_OS, "Failed to stat file descriptor"); | |
101 | return -1; | |
102 | } | |
5ad739e8 | 103 | |
ec250c6e AE |
104 | return sb.st_size; |
105 | } | |
4188d28f | 106 | |
b6c93aef RB |
107 | mode_t git_futils_canonical_mode(mode_t raw_mode) |
108 | { | |
109 | if (S_ISREG(raw_mode)) | |
f240acce | 110 | return S_IFREG | GIT_PERMS_CANONICAL(raw_mode); |
b6c93aef RB |
111 | else if (S_ISLNK(raw_mode)) |
112 | return S_IFLNK; | |
b6c93aef RB |
113 | else if (S_ISGITLINK(raw_mode)) |
114 | return S_IFGITLINK; | |
7c7ff7d1 RB |
115 | else if (S_ISDIR(raw_mode)) |
116 | return S_IFDIR; | |
b6c93aef RB |
117 | else |
118 | return 0; | |
119 | } | |
120 | ||
60b9d3fc RB |
121 | int git_futils_readbuffer_fd(git_buf *buf, git_file fd, size_t len) |
122 | { | |
de590550 | 123 | ssize_t read_size = 0; |
60b9d3fc RB |
124 | |
125 | git_buf_clear(buf); | |
126 | ||
127 | if (git_buf_grow(buf, len + 1) < 0) | |
128 | return -1; | |
129 | ||
1f35e89d RB |
130 | /* p_read loops internally to read len bytes */ |
131 | read_size = p_read(fd, buf->ptr, len); | |
60b9d3fc | 132 | |
c859184b | 133 | if (read_size != (ssize_t)len) { |
1f35e89d RB |
134 | giterr_set(GITERR_OS, "Failed to read descriptor"); |
135 | return -1; | |
60b9d3fc RB |
136 | } |
137 | ||
1f35e89d RB |
138 | buf->ptr[read_size] = '\0'; |
139 | buf->size = read_size; | |
140 | ||
60b9d3fc RB |
141 | return 0; |
142 | } | |
143 | ||
144 | int git_futils_readbuffer_updated( | |
744cc03e | 145 | git_buf *buf, const char *path, time_t *mtime, size_t *size, int *updated) |
75d58430 RJ |
146 | { |
147 | git_file fd; | |
c3da9f06 | 148 | struct stat st; |
744cc03e | 149 | bool changed = false; |
75d58430 | 150 | |
13224ea4 | 151 | assert(buf && path && *path); |
75d58430 | 152 | |
c3da9f06 CMN |
153 | if (updated != NULL) |
154 | *updated = 0; | |
75d58430 | 155 | |
14997dc5 RB |
156 | if (p_stat(path, &st) < 0) |
157 | return git_path_set_error(errno, path, "stat"); | |
c3da9f06 | 158 | |
7c9f5bec CMN |
159 | |
160 | if (S_ISDIR(st.st_mode)) { | |
161 | giterr_set(GITERR_INVALID, "requested file is a directory"); | |
162 | return GIT_ENOTFOUND; | |
163 | } | |
164 | ||
165 | if (!git__is_sizet(st.st_size+1)) { | |
1a481123 VM |
166 | giterr_set(GITERR_OS, "Invalid regular file stat for '%s'", path); |
167 | return -1; | |
13224ea4 | 168 | } |
c3da9f06 CMN |
169 | |
170 | /* | |
744cc03e RB |
171 | * If we were given a time and/or a size, we only want to read the file |
172 | * if it has been modified. | |
c3da9f06 | 173 | */ |
744cc03e RB |
174 | if (size && *size != (size_t)st.st_size) |
175 | changed = true; | |
176 | if (mtime && *mtime != st.st_mtime) | |
177 | changed = true; | |
178 | if (!size && !mtime) | |
179 | changed = true; | |
180 | ||
181 | if (!changed) { | |
13224ea4 VM |
182 | return 0; |
183 | } | |
c3da9f06 CMN |
184 | |
185 | if (mtime != NULL) | |
186 | *mtime = st.st_mtime; | |
744cc03e RB |
187 | if (size != NULL) |
188 | *size = (size_t)st.st_size; | |
c3da9f06 | 189 | |
9ccdb211 BR |
190 | if ((fd = git_futils_open_ro(path)) < 0) |
191 | return fd; | |
192 | ||
60b9d3fc | 193 | if (git_futils_readbuffer_fd(buf, fd, (size_t)st.st_size) < 0) { |
e1de726c RB |
194 | p_close(fd); |
195 | return -1; | |
75d58430 RJ |
196 | } |
197 | ||
f79026b4 | 198 | p_close(fd); |
75d58430 | 199 | |
c3da9f06 CMN |
200 | if (updated != NULL) |
201 | *updated = 1; | |
202 | ||
13224ea4 | 203 | return 0; |
c3da9f06 CMN |
204 | } |
205 | ||
13224ea4 | 206 | int git_futils_readbuffer(git_buf *buf, const char *path) |
97769280 | 207 | { |
744cc03e | 208 | return git_futils_readbuffer_updated(buf, path, NULL, NULL, NULL); |
97769280 RB |
209 | } |
210 | ||
4742148d RB |
211 | int git_futils_writebuffer( |
212 | const git_buf *buf, const char *path, int flags, mode_t mode) | |
213 | { | |
214 | int fd, error = 0; | |
215 | ||
216 | if (flags <= 0) | |
217 | flags = O_CREAT | O_TRUNC | O_WRONLY; | |
218 | if (!mode) | |
219 | mode = GIT_FILEMODE_BLOB; | |
220 | ||
221 | if ((fd = p_open(path, flags, mode)) < 0) { | |
222 | giterr_set(GITERR_OS, "Could not open '%s' for writing", path); | |
223 | return fd; | |
224 | } | |
225 | ||
226 | if ((error = p_write(fd, git_buf_cstr(buf), git_buf_len(buf))) < 0) { | |
227 | giterr_set(GITERR_OS, "Could not write to '%s'", path); | |
228 | (void)p_close(fd); | |
f5254d78 | 229 | return error; |
4742148d RB |
230 | } |
231 | ||
232 | if ((error = p_close(fd)) < 0) | |
233 | giterr_set(GITERR_OS, "Error while closing '%s'", path); | |
234 | ||
235 | return error; | |
236 | } | |
237 | ||
ce8cd006 | 238 | int git_futils_mv_withpath(const char *from, const char *to, const mode_t dirmode) |
19a30a3f | 239 | { |
deafee7b RB |
240 | if (git_futils_mkpath2file(to, dirmode) < 0) |
241 | return -1; | |
19a30a3f | 242 | |
deafee7b RB |
243 | if (p_rename(from, to) < 0) { |
244 | giterr_set(GITERR_OS, "Failed to rename '%s' to '%s'", from, to); | |
245 | return -1; | |
246 | } | |
247 | ||
248 | return 0; | |
19a30a3f VM |
249 | } |
250 | ||
f79026b4 | 251 | int git_futils_mmap_ro(git_map *out, git_file fd, git_off_t begin, size_t len) |
20e7f426 | 252 | { |
f79026b4 | 253 | return p_mmap(out, len, GIT_PROT_READ, GIT_MAP_SHARED, fd, begin); |
20e7f426 SP |
254 | } |
255 | ||
74fa4bfa RB |
256 | int git_futils_mmap_ro_file(git_map *out, const char *path) |
257 | { | |
0d0fa7c3 RB |
258 | git_file fd = git_futils_open_ro(path); |
259 | git_off_t len; | |
da9abdd6 | 260 | int result; |
0d0fa7c3 RB |
261 | |
262 | if (fd < 0) | |
263 | return fd; | |
264 | ||
265 | len = git_futils_filesize(fd); | |
deafee7b RB |
266 | if (!git__is_sizet(len)) { |
267 | giterr_set(GITERR_OS, "File `%s` too large to mmap", path); | |
268 | return -1; | |
269 | } | |
0d0fa7c3 | 270 | |
da9abdd6 | 271 | result = git_futils_mmap_ro(out, fd, 0, (size_t)len); |
74fa4bfa RB |
272 | p_close(fd); |
273 | return result; | |
274 | } | |
275 | ||
f79026b4 | 276 | void git_futils_mmap_free(git_map *out) |
20e7f426 | 277 | { |
f79026b4 | 278 | p_munmap(out); |
20e7f426 SP |
279 | } |
280 | ||
ca1b6e54 RB |
281 | int git_futils_mkdir( |
282 | const char *path, | |
283 | const char *base, | |
284 | mode_t mode, | |
285 | uint32_t flags) | |
1a5204a7 | 286 | { |
f7e56150 | 287 | int error = -1; |
97769280 | 288 | git_buf make_path = GIT_BUF_INIT; |
2e1fa15f | 289 | ssize_t root = 0, min_root_len; |
f7e56150 | 290 | char lastch = '/', *tail; |
999d4405 | 291 | struct stat st; |
dc07184f | 292 | |
ca1b6e54 RB |
293 | /* build path and find "root" where we should start calling mkdir */ |
294 | if (git_path_join_unrooted(&make_path, path, base, &root) < 0) | |
295 | return -1; | |
dc07184f | 296 | |
ca1b6e54 RB |
297 | if (make_path.size == 0) { |
298 | giterr_set(GITERR_OS, "Attempt to create empty path"); | |
999d4405 | 299 | goto done; |
97769280 | 300 | } |
f0b2bfe5 | 301 | |
ca1b6e54 RB |
302 | /* remove trailing slashes on path */ |
303 | while (make_path.ptr[make_path.size - 1] == '/') { | |
304 | make_path.size--; | |
305 | make_path.ptr[make_path.size] = '\0'; | |
306 | } | |
412de9a6 | 307 | |
ca1b6e54 | 308 | /* if we are not supposed to made the last element, truncate it */ |
3c42e4ef RB |
309 | if ((flags & GIT_MKDIR_SKIP_LAST2) != 0) { |
310 | git_buf_rtruncate_at_char(&make_path, '/'); | |
311 | flags |= GIT_MKDIR_SKIP_LAST; | |
312 | } | |
ca1b6e54 RB |
313 | if ((flags & GIT_MKDIR_SKIP_LAST) != 0) |
314 | git_buf_rtruncate_at_char(&make_path, '/'); | |
315 | ||
f7e56150 RB |
316 | /* if nothing left after truncation, then we're done! */ |
317 | if (!make_path.size) { | |
318 | error = 0; | |
319 | goto done; | |
320 | } | |
321 | ||
ca1b6e54 RB |
322 | /* if we are not supposed to make the whole path, reset root */ |
323 | if ((flags & GIT_MKDIR_PATH) == 0) | |
324 | root = git_buf_rfind(&make_path, '/'); | |
325 | ||
f7e56150 RB |
326 | /* advance root past drive name or network mount prefix */ |
327 | min_root_len = git_path_root(make_path.ptr); | |
328 | if (root < min_root_len) | |
329 | root = min_root_len; | |
2da72fb2 | 330 | while (root >= 0 && make_path.ptr[root] == '/') |
f7e56150 RB |
331 | ++root; |
332 | ||
ca1b6e54 | 333 | /* clip root to make_path length */ |
f7e56150 RB |
334 | if (root > (ssize_t)make_path.size) |
335 | root = (ssize_t)make_path.size; /* i.e. NUL byte of string */ | |
0e26202c RB |
336 | if (root < 0) |
337 | root = 0; | |
ca1b6e54 | 338 | |
f7e56150 RB |
339 | /* walk down tail of path making each directory */ |
340 | for (tail = &make_path.ptr[root]; *tail; *tail = lastch) { | |
999d4405 | 341 | |
ca1b6e54 RB |
342 | /* advance tail to include next path component */ |
343 | while (*tail == '/') | |
344 | tail++; | |
345 | while (*tail && *tail != '/') | |
346 | tail++; | |
347 | ||
348 | /* truncate path at next component */ | |
349 | lastch = *tail; | |
350 | *tail = '\0'; | |
999d4405 | 351 | st.st_mode = 0; |
ca1b6e54 RB |
352 | |
353 | /* make directory */ | |
331e7de9 | 354 | if (p_mkdir(make_path.ptr, mode) < 0) { |
c2408a69 | 355 | int tmp_errno = giterr_system_last(); |
999d4405 RB |
356 | |
357 | /* ignore error if directory already exists */ | |
022a45e0 | 358 | if (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode)) { |
c2408a69 | 359 | giterr_system_set(tmp_errno); |
f7e56150 | 360 | giterr_set(GITERR_OS, "Failed to make directory '%s'", make_path.ptr); |
999d4405 | 361 | goto done; |
6c72035f PK |
362 | } |
363 | ||
999d4405 RB |
364 | /* with exclusive create, existing dir is an error */ |
365 | if ((flags & GIT_MKDIR_EXCL) != 0) { | |
f7e56150 | 366 | giterr_set(GITERR_OS, "Directory already exists '%s'", make_path.ptr); |
6c72035f | 367 | error = GIT_EEXISTS; |
999d4405 | 368 | goto done; |
331e7de9 | 369 | } |
d5f25204 | 370 | } |
40c44d2f | 371 | |
999d4405 | 372 | /* chmod if requested and necessary */ |
f7e56150 RB |
373 | if (((flags & GIT_MKDIR_CHMOD_PATH) != 0 || |
374 | (lastch == '\0' && (flags & GIT_MKDIR_CHMOD) != 0)) && | |
375 | st.st_mode != mode && | |
376 | (error = p_chmod(make_path.ptr, mode)) < 0) { | |
377 | giterr_set(GITERR_OS, "Failed to set permissions on '%s'", make_path.ptr); | |
378 | goto done; | |
ca1b6e54 | 379 | } |
a993e4fe | 380 | } |
40c44d2f | 381 | |
999d4405 RB |
382 | error = 0; |
383 | ||
384 | /* check that full path really is a directory if requested & needed */ | |
f7e56150 RB |
385 | if ((flags & GIT_MKDIR_VERIFY_DIR) != 0 && |
386 | lastch != '\0' && | |
999d4405 | 387 | (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode))) { |
f7e56150 | 388 | giterr_set(GITERR_OS, "Path is not a directory '%s'", make_path.ptr); |
999d4405 RB |
389 | error = GIT_ENOTFOUND; |
390 | } | |
77c3999c | 391 | |
999d4405 | 392 | done: |
ca1b6e54 | 393 | git_buf_free(&make_path); |
331e7de9 | 394 | return error; |
ca1b6e54 | 395 | } |
77c3999c | 396 | |
ca1b6e54 RB |
397 | int git_futils_mkdir_r(const char *path, const char *base, const mode_t mode) |
398 | { | |
399 | return git_futils_mkdir(path, base, mode, GIT_MKDIR_PATH); | |
170d3f2f | 400 | } |
401 | ||
331e7de9 | 402 | typedef struct { |
ad9a921b | 403 | const char *base; |
7e5c8a5b | 404 | size_t baselen; |
331e7de9 RB |
405 | uint32_t flags; |
406 | int error; | |
219d3457 | 407 | int depth; |
331e7de9 RB |
408 | } futils__rmdir_data; |
409 | ||
219d3457 RB |
410 | #define FUTILS_MAX_DEPTH 100 |
411 | ||
331e7de9 | 412 | static int futils__error_cannot_rmdir(const char *path, const char *filemsg) |
42b3a460 | 413 | { |
331e7de9 RB |
414 | if (filemsg) |
415 | giterr_set(GITERR_OS, "Could not remove directory. File '%s' %s", | |
416 | path, filemsg); | |
417 | else | |
418 | giterr_set(GITERR_OS, "Could not remove directory '%s'", path); | |
555aa453 | 419 | |
331e7de9 RB |
420 | return -1; |
421 | } | |
deafee7b | 422 | |
ad9a921b RB |
423 | static int futils__rm_first_parent(git_buf *path, const char *ceiling) |
424 | { | |
425 | int error = GIT_ENOTFOUND; | |
426 | struct stat st; | |
427 | ||
428 | while (error == GIT_ENOTFOUND) { | |
429 | git_buf_rtruncate_at_char(path, '/'); | |
430 | ||
431 | if (!path->size || git__prefixcmp(path->ptr, ceiling) != 0) | |
432 | error = 0; | |
cccacac5 | 433 | else if (p_lstat_posixly(path->ptr, &st) == 0) { |
ad9a921b RB |
434 | if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) |
435 | error = p_unlink(path->ptr); | |
436 | else if (!S_ISDIR(st.st_mode)) | |
437 | error = -1; /* fail to remove non-regular file */ | |
438 | } else if (errno != ENOTDIR) | |
439 | error = -1; | |
440 | } | |
441 | ||
442 | if (error) | |
443 | futils__error_cannot_rmdir(path->ptr, "cannot remove parent"); | |
444 | ||
445 | return error; | |
446 | } | |
447 | ||
331e7de9 RB |
448 | static int futils__rmdir_recurs_foreach(void *opaque, git_buf *path) |
449 | { | |
450 | futils__rmdir_data *data = opaque; | |
14997dc5 RB |
451 | int error = data->error; |
452 | struct stat st; | |
555aa453 | 453 | |
14997dc5 RB |
454 | if (data->depth > FUTILS_MAX_DEPTH) |
455 | error = futils__error_cannot_rmdir( | |
456 | path->ptr, "directory nesting too deep"); | |
219d3457 | 457 | |
14997dc5 | 458 | else if ((error = p_lstat_posixly(path->ptr, &st)) < 0) { |
ad9a921b | 459 | if (errno == ENOENT) |
14997dc5 | 460 | error = 0; |
ad9a921b RB |
461 | else if (errno == ENOTDIR) { |
462 | /* asked to remove a/b/c/d/e and a/b is a normal file */ | |
463 | if ((data->flags & GIT_RMDIR_REMOVE_BLOCKERS) != 0) | |
14997dc5 | 464 | error = futils__rm_first_parent(path, data->base); |
ad9a921b RB |
465 | else |
466 | futils__error_cannot_rmdir( | |
467 | path->ptr, "parent is not directory"); | |
468 | } | |
469 | else | |
14997dc5 | 470 | error = git_path_set_error(errno, path->ptr, "rmdir"); |
ad9a921b RB |
471 | } |
472 | ||
473 | else if (S_ISDIR(st.st_mode)) { | |
219d3457 RB |
474 | data->depth++; |
475 | ||
14997dc5 RB |
476 | error = git_path_direach(path, 0, futils__rmdir_recurs_foreach, data); |
477 | if (error < 0) | |
478 | return (error == GIT_EUSER) ? data->error : error; | |
219d3457 RB |
479 | |
480 | data->depth--; | |
481 | ||
482 | if (data->depth == 0 && (data->flags & GIT_RMDIR_SKIP_ROOT) != 0) | |
483 | return data->error; | |
331e7de9 | 484 | |
14997dc5 | 485 | if ((error = p_rmdir(path->ptr)) < 0) { |
331e7de9 | 486 | if ((data->flags & GIT_RMDIR_SKIP_NONEMPTY) != 0 && |
e09d18ee | 487 | (errno == ENOTEMPTY || errno == EEXIST || errno == EBUSY)) |
14997dc5 | 488 | error = 0; |
331e7de9 | 489 | else |
14997dc5 | 490 | error = git_path_set_error(errno, path->ptr, "rmdir"); |
deafee7b | 491 | } |
858dba58 VM |
492 | } |
493 | ||
331e7de9 | 494 | else if ((data->flags & GIT_RMDIR_REMOVE_FILES) != 0) { |
14997dc5 RB |
495 | if (p_unlink(path->ptr) < 0) |
496 | error = git_path_set_error(errno, path->ptr, "remove"); | |
deafee7b RB |
497 | } |
498 | ||
ad9a921b | 499 | else if ((data->flags & GIT_RMDIR_SKIP_NONEMPTY) == 0) |
14997dc5 | 500 | error = futils__error_cannot_rmdir(path->ptr, "still present"); |
555aa453 | 501 | |
14997dc5 RB |
502 | data->error = error; |
503 | return error; | |
331e7de9 RB |
504 | } |
505 | ||
506 | static int futils__rmdir_empty_parent(void *opaque, git_buf *path) | |
507 | { | |
7e5c8a5b RB |
508 | futils__rmdir_data *data = opaque; |
509 | int error; | |
510 | ||
511 | if (git_buf_len(path) <= data->baselen) | |
512 | return GIT_ITEROVER; | |
331e7de9 | 513 | |
7e5c8a5b | 514 | error = p_rmdir(git_buf_cstr(path)); |
331e7de9 RB |
515 | |
516 | if (error) { | |
517 | int en = errno; | |
518 | ||
519 | if (en == ENOENT || en == ENOTDIR) { | |
520 | giterr_clear(); | |
521 | error = 0; | |
e09d18ee | 522 | } else if (en == ENOTEMPTY || en == EEXIST || en == EBUSY) { |
331e7de9 RB |
523 | giterr_clear(); |
524 | error = GIT_ITEROVER; | |
525 | } else { | |
14997dc5 | 526 | error = git_path_set_error(errno, git_buf_cstr(path), "rmdir"); |
331e7de9 RB |
527 | } |
528 | } | |
529 | ||
530 | return error; | |
42b3a460 MS |
531 | } |
532 | ||
0d64bef9 | 533 | int git_futils_rmdir_r( |
331e7de9 | 534 | const char *path, const char *base, uint32_t flags) |
42b3a460 | 535 | { |
97769280 | 536 | int error; |
0d64bef9 | 537 | git_buf fullpath = GIT_BUF_INIT; |
219d3457 | 538 | futils__rmdir_data data = { 0 }; |
0d64bef9 RB |
539 | |
540 | /* build path and find "root" where we should start calling mkdir */ | |
541 | if (git_path_join_unrooted(&fullpath, path, base, NULL) < 0) | |
542 | return -1; | |
543 | ||
7e5c8a5b RB |
544 | data.base = base ? base : ""; |
545 | data.baselen = base ? strlen(base) : 0; | |
546 | data.flags = flags; | |
331e7de9 RB |
547 | |
548 | error = futils__rmdir_recurs_foreach(&data, &fullpath); | |
549 | ||
550 | /* remove now-empty parents if requested */ | |
551 | if (!error && (flags & GIT_RMDIR_EMPTY_PARENTS) != 0) { | |
552 | error = git_path_walk_up( | |
553 | &fullpath, base, futils__rmdir_empty_parent, &data); | |
554 | ||
555 | if (error == GIT_ITEROVER) | |
556 | error = 0; | |
557 | } | |
0d64bef9 RB |
558 | |
559 | git_buf_free(&fullpath); | |
97769280 | 560 | |
97769280 | 561 | return error; |
42b3a460 MS |
562 | } |
563 | ||
5540d947 | 564 | |
41954a49 | 565 | static int git_futils_guess_system_dirs(git_buf *out) |
32a4e3b7 SS |
566 | { |
567 | #ifdef GIT_WIN32 | |
f84bc388 | 568 | return git_win32__find_system_dirs(out, L"etc\\"); |
5540d947 | 569 | #else |
41954a49 | 570 | return git_buf_sets(out, "/etc"); |
5540d947 RB |
571 | #endif |
572 | } | |
32a4e3b7 | 573 | |
41954a49 | 574 | static int git_futils_guess_global_dirs(git_buf *out) |
5540d947 RB |
575 | { |
576 | #ifdef GIT_WIN32 | |
32460251 | 577 | return git_win32__find_global_dirs(out); |
349fb6d7 | 578 | #else |
41954a49 | 579 | return git_buf_sets(out, getenv("HOME")); |
5540d947 RB |
580 | #endif |
581 | } | |
73b51450 | 582 | |
41954a49 | 583 | static int git_futils_guess_xdg_dirs(git_buf *out) |
5540d947 RB |
584 | { |
585 | #ifdef GIT_WIN32 | |
32460251 | 586 | return git_win32__find_xdg_dirs(out); |
5540d947 | 587 | #else |
5540d947 RB |
588 | const char *env = NULL; |
589 | ||
590 | if ((env = getenv("XDG_CONFIG_HOME")) != NULL) | |
41954a49 | 591 | return git_buf_joinpath(out, env, "git"); |
5540d947 | 592 | else if ((env = getenv("HOME")) != NULL) |
41954a49 | 593 | return git_buf_joinpath(out, env, ".config/git"); |
5540d947 | 594 | |
41954a49 RB |
595 | git_buf_clear(out); |
596 | return 0; | |
32a4e3b7 | 597 | #endif |
5540d947 | 598 | } |
73b51450 | 599 | |
7e8934bb L |
600 | static int git_futils_guess_template_dirs(git_buf *out) |
601 | { | |
602 | #ifdef GIT_WIN32 | |
603 | return git_win32__find_system_dirs(out, L"share\\git-core\\templates"); | |
604 | #else | |
605 | return git_buf_sets(out, "/usr/share/git-core/templates"); | |
606 | #endif | |
607 | } | |
608 | ||
41954a49 RB |
609 | typedef int (*git_futils_dirs_guess_cb)(git_buf *out); |
610 | ||
611 | static git_buf git_futils__dirs[GIT_FUTILS_DIR__MAX] = | |
7e8934bb | 612 | { GIT_BUF_INIT, GIT_BUF_INIT, GIT_BUF_INIT, GIT_BUF_INIT }; |
5540d947 | 613 | |
5540d947 RB |
614 | static git_futils_dirs_guess_cb git_futils__dir_guess[GIT_FUTILS_DIR__MAX] = { |
615 | git_futils_guess_system_dirs, | |
616 | git_futils_guess_global_dirs, | |
617 | git_futils_guess_xdg_dirs, | |
7e8934bb | 618 | git_futils_guess_template_dirs, |
5540d947 RB |
619 | }; |
620 | ||
39b1ad7f | 621 | void git_futils_dirs_global_shutdown(void) |
a3aa5f4d RB |
622 | { |
623 | int i; | |
624 | for (i = 0; i < GIT_FUTILS_DIR__MAX; ++i) | |
625 | git_buf_free(&git_futils__dirs[i]); | |
626 | } | |
627 | ||
0a1c8f55 ET |
628 | int git_futils_dirs_global_init(void) |
629 | { | |
630 | git_futils_dir_t i; | |
989710d9 | 631 | const git_buf *path; |
0a1c8f55 ET |
632 | int error = 0; |
633 | ||
989710d9 RB |
634 | for (i = 0; !error && i < GIT_FUTILS_DIR__MAX; i++) |
635 | error = git_futils_dirs_get(&path, i); | |
0a1c8f55 | 636 | |
a3aa5f4d RB |
637 | git__on_shutdown(git_futils_dirs_global_shutdown); |
638 | ||
0a1c8f55 ET |
639 | return error; |
640 | } | |
641 | ||
5540d947 RB |
642 | static int git_futils_check_selector(git_futils_dir_t which) |
643 | { | |
644 | if (which < GIT_FUTILS_DIR__MAX) | |
645 | return 0; | |
646 | giterr_set(GITERR_INVALID, "config directory selector out of range"); | |
647 | return -1; | |
349fb6d7 | 648 | } |
73b51450 | 649 | |
41954a49 | 650 | int git_futils_dirs_get(const git_buf **out, git_futils_dir_t which) |
349fb6d7 | 651 | { |
41954a49 | 652 | assert(out); |
349fb6d7 | 653 | |
5540d947 | 654 | *out = NULL; |
29ef309e | 655 | |
5540d947 | 656 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); |
0d422ec9 | 657 | |
41954a49 RB |
658 | if (!git_buf_len(&git_futils__dirs[which])) |
659 | GITERR_CHECK_ERROR( | |
660 | git_futils__dir_guess[which](&git_futils__dirs[which])); | |
349fb6d7 | 661 | |
5540d947 RB |
662 | *out = &git_futils__dirs[which]; |
663 | return 0; | |
664 | } | |
665 | ||
41954a49 | 666 | int git_futils_dirs_get_str(char *out, size_t outlen, git_futils_dir_t which) |
5540d947 | 667 | { |
41954a49 RB |
668 | const git_buf *path = NULL; |
669 | ||
5540d947 | 670 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); |
41954a49 RB |
671 | GITERR_CHECK_ERROR(git_futils_dirs_get(&path, which)); |
672 | ||
673 | if (!out || path->size >= outlen) { | |
674 | giterr_set(GITERR_NOMEMORY, "Buffer is too short for the path"); | |
675 | return GIT_EBUFS; | |
676 | } | |
5540d947 | 677 | |
41954a49 RB |
678 | git_buf_copy_cstr(out, outlen, path); |
679 | return 0; | |
680 | } | |
5540d947 | 681 | |
41954a49 RB |
682 | #define PATH_MAGIC "$PATH" |
683 | ||
684 | int git_futils_dirs_set(git_futils_dir_t which, const char *search_path) | |
685 | { | |
686 | const char *expand_path = NULL; | |
687 | git_buf merge = GIT_BUF_INIT; | |
688 | ||
689 | GITERR_CHECK_ERROR(git_futils_check_selector(which)); | |
690 | ||
691 | if (search_path != NULL) | |
692 | expand_path = strstr(search_path, PATH_MAGIC); | |
693 | ||
694 | /* init with default if not yet done and needed (ignoring error) */ | |
695 | if ((!search_path || expand_path) && | |
696 | !git_buf_len(&git_futils__dirs[which])) | |
5540d947 RB |
697 | git_futils__dir_guess[which](&git_futils__dirs[which]); |
698 | ||
41954a49 RB |
699 | /* if $PATH is not referenced, then just set the path */ |
700 | if (!expand_path) | |
701 | return git_buf_sets(&git_futils__dirs[which], search_path); | |
702 | ||
703 | /* otherwise set to join(before $PATH, old value, after $PATH) */ | |
704 | if (expand_path > search_path) | |
705 | git_buf_set(&merge, search_path, expand_path - search_path); | |
706 | ||
707 | if (git_buf_len(&git_futils__dirs[which])) | |
708 | git_buf_join(&merge, GIT_PATH_LIST_SEPARATOR, | |
709 | merge.ptr, git_futils__dirs[which].ptr); | |
710 | ||
711 | expand_path += strlen(PATH_MAGIC); | |
712 | if (*expand_path) | |
713 | git_buf_join(&merge, GIT_PATH_LIST_SEPARATOR, merge.ptr, expand_path); | |
714 | ||
715 | git_buf_swap(&git_futils__dirs[which], &merge); | |
716 | git_buf_free(&merge); | |
717 | ||
718 | return git_buf_oom(&git_futils__dirs[which]) ? -1 : 0; | |
719 | } | |
720 | ||
5540d947 RB |
721 | static int git_futils_find_in_dirlist( |
722 | git_buf *path, const char *name, git_futils_dir_t which, const char *label) | |
723 | { | |
41954a49 RB |
724 | size_t len; |
725 | const char *scan, *next = NULL; | |
726 | const git_buf *syspath; | |
5540d947 | 727 | |
41954a49 | 728 | GITERR_CHECK_ERROR(git_futils_dirs_get(&syspath, which)); |
5540d947 | 729 | |
41954a49 RB |
730 | for (scan = git_buf_cstr(syspath); scan; scan = next) { |
731 | for (next = strchr(scan, GIT_PATH_LIST_SEPARATOR); | |
732 | next && next > scan && next[-1] == '\\'; | |
733 | next = strchr(next + 1, GIT_PATH_LIST_SEPARATOR)) | |
734 | /* find unescaped separator or end of string */; | |
735 | ||
736 | len = next ? (size_t)(next++ - scan) : strlen(scan); | |
737 | if (!len) | |
0d422ec9 RB |
738 | continue; |
739 | ||
41954a49 | 740 | GITERR_CHECK_ERROR(git_buf_set(path, scan, len)); |
a025907e L |
741 | if (name) |
742 | GITERR_CHECK_ERROR(git_buf_joinpath(path, path->ptr, name)); | |
349fb6d7 | 743 | |
5540d947 | 744 | if (git_path_exists(path->ptr)) |
aed8f8a1 | 745 | return 0; |
349fb6d7 VM |
746 | } |
747 | ||
0d422ec9 | 748 | git_buf_clear(path); |
5540d947 | 749 | giterr_set(GITERR_OS, "The %s file '%s' doesn't exist", label, name); |
0d422ec9 | 750 | return GIT_ENOTFOUND; |
5540d947 | 751 | } |
349fb6d7 | 752 | |
5540d947 RB |
753 | int git_futils_find_system_file(git_buf *path, const char *filename) |
754 | { | |
755 | return git_futils_find_in_dirlist( | |
756 | path, filename, GIT_FUTILS_DIR_SYSTEM, "system"); | |
757 | } | |
349fb6d7 | 758 | |
5540d947 RB |
759 | int git_futils_find_global_file(git_buf *path, const char *filename) |
760 | { | |
761 | return git_futils_find_in_dirlist( | |
762 | path, filename, GIT_FUTILS_DIR_GLOBAL, "global"); | |
763 | } | |
349fb6d7 | 764 | |
5540d947 RB |
765 | int git_futils_find_xdg_file(git_buf *path, const char *filename) |
766 | { | |
767 | return git_futils_find_in_dirlist( | |
768 | path, filename, GIT_FUTILS_DIR_XDG, "global/xdg"); | |
73b51450 | 769 | } |
8651c10f | 770 | |
a025907e L |
771 | int git_futils_find_template_dir(git_buf *path) |
772 | { | |
773 | return git_futils_find_in_dirlist( | |
774 | path, NULL, GIT_FUTILS_DIR_TEMPLATE, "template"); | |
775 | } | |
776 | ||
8651c10f BS |
777 | int git_futils_fake_symlink(const char *old, const char *new) |
778 | { | |
779 | int retcode = GIT_ERROR; | |
780 | int fd = git_futils_creat_withpath(new, 0755, 0644); | |
781 | if (fd >= 0) { | |
782 | retcode = p_write(fd, old, strlen(old)); | |
783 | p_close(fd); | |
784 | } | |
785 | return retcode; | |
786 | } | |
ca1b6e54 | 787 | |
85bd1746 | 788 | static int cp_by_fd(int ifd, int ofd, bool close_fd_when_done) |
ca1b6e54 RB |
789 | { |
790 | int error = 0; | |
791 | char buffer[4096]; | |
792 | ssize_t len = 0; | |
793 | ||
794 | while (!error && (len = p_read(ifd, buffer, sizeof(buffer))) > 0) | |
795 | /* p_write() does not have the same semantics as write(). It loops | |
796 | * internally and will return 0 when it has completed writing. | |
797 | */ | |
798 | error = p_write(ofd, buffer, len); | |
799 | ||
800 | if (len < 0) { | |
801 | giterr_set(GITERR_OS, "Read error while copying file"); | |
802 | error = (int)len; | |
803 | } | |
804 | ||
85bd1746 | 805 | if (close_fd_when_done) { |
ca1b6e54 RB |
806 | p_close(ifd); |
807 | p_close(ofd); | |
808 | } | |
809 | ||
810 | return error; | |
811 | } | |
812 | ||
85bd1746 | 813 | int git_futils_cp(const char *from, const char *to, mode_t filemode) |
ca1b6e54 RB |
814 | { |
815 | int ifd, ofd; | |
816 | ||
ca1b6e54 RB |
817 | if ((ifd = git_futils_open_ro(from)) < 0) |
818 | return ifd; | |
819 | ||
820 | if ((ofd = p_open(to, O_WRONLY | O_CREAT | O_EXCL, filemode)) < 0) { | |
ca1b6e54 | 821 | p_close(ifd); |
14997dc5 | 822 | return git_path_set_error(errno, to, "open for writing"); |
ca1b6e54 RB |
823 | } |
824 | ||
85bd1746 | 825 | return cp_by_fd(ifd, ofd, true); |
ca1b6e54 RB |
826 | } |
827 | ||
85bd1746 | 828 | static int cp_link(const char *from, const char *to, size_t link_size) |
ca1b6e54 RB |
829 | { |
830 | int error = 0; | |
831 | ssize_t read_len; | |
85bd1746 | 832 | char *link_data = git__malloc(link_size + 1); |
ca1b6e54 RB |
833 | GITERR_CHECK_ALLOC(link_data); |
834 | ||
85bd1746 RB |
835 | read_len = p_readlink(from, link_data, link_size); |
836 | if (read_len != (ssize_t)link_size) { | |
ca1b6e54 RB |
837 | giterr_set(GITERR_OS, "Failed to read symlink data for '%s'", from); |
838 | error = -1; | |
839 | } | |
840 | else { | |
841 | link_data[read_len] = '\0'; | |
842 | ||
843 | if (p_symlink(link_data, to) < 0) { | |
844 | giterr_set(GITERR_OS, "Could not symlink '%s' as '%s'", | |
845 | link_data, to); | |
846 | error = -1; | |
847 | } | |
848 | } | |
849 | ||
850 | git__free(link_data); | |
851 | return error; | |
852 | } | |
853 | ||
854 | typedef struct { | |
855 | const char *to_root; | |
856 | git_buf to; | |
857 | ssize_t from_prefix; | |
858 | uint32_t flags; | |
859 | uint32_t mkdir_flags; | |
860 | mode_t dirmode; | |
d0cd6c42 | 861 | int error; |
ca1b6e54 RB |
862 | } cp_r_info; |
863 | ||
3c42e4ef RB |
864 | #define GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT (1u << 10) |
865 | ||
866 | static int _cp_r_mkdir(cp_r_info *info, git_buf *from) | |
867 | { | |
868 | int error = 0; | |
869 | ||
870 | /* create root directory the first time we need to create a directory */ | |
871 | if ((info->flags & GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT) == 0) { | |
872 | error = git_futils_mkdir( | |
873 | info->to_root, NULL, info->dirmode, | |
18f08264 | 874 | (info->flags & GIT_CPDIR_CHMOD_DIRS) ? GIT_MKDIR_CHMOD : 0); |
3c42e4ef RB |
875 | |
876 | info->flags |= GIT_CPDIR__MKDIR_DONE_FOR_TO_ROOT; | |
877 | } | |
878 | ||
879 | /* create directory with root as base to prevent excess chmods */ | |
880 | if (!error) | |
881 | error = git_futils_mkdir( | |
882 | from->ptr + info->from_prefix, info->to_root, | |
883 | info->dirmode, info->mkdir_flags); | |
884 | ||
885 | return error; | |
886 | } | |
887 | ||
ca1b6e54 RB |
888 | static int _cp_r_callback(void *ref, git_buf *from) |
889 | { | |
3c42e4ef | 890 | int error = 0; |
ca1b6e54 RB |
891 | cp_r_info *info = ref; |
892 | struct stat from_st, to_st; | |
893 | bool exists = false; | |
894 | ||
895 | if ((info->flags & GIT_CPDIR_COPY_DOTFILES) == 0 && | |
896 | from->ptr[git_path_basename_offset(from)] == '.') | |
897 | return 0; | |
898 | ||
899 | if (git_buf_joinpath( | |
d0cd6c42 | 900 | &info->to, info->to_root, from->ptr + info->from_prefix) < 0) { |
901 | error = -1; | |
902 | goto exit; | |
903 | } | |
ca1b6e54 | 904 | |
14997dc5 | 905 | if (!(error = git_path_lstat(info->to.ptr, &to_st))) |
ca1b6e54 | 906 | exists = true; |
14997dc5 RB |
907 | else if (error != GIT_ENOTFOUND) |
908 | goto exit; | |
909 | else { | |
910 | giterr_clear(); | |
911 | error = 0; | |
912 | } | |
ca1b6e54 | 913 | |
3c42e4ef | 914 | if ((error = git_path_lstat(from->ptr, &from_st)) < 0) |
d0cd6c42 | 915 | goto exit; |
ca1b6e54 RB |
916 | |
917 | if (S_ISDIR(from_st.st_mode)) { | |
ca1b6e54 RB |
918 | mode_t oldmode = info->dirmode; |
919 | ||
920 | /* if we are not chmod'ing, then overwrite dirmode */ | |
18f08264 | 921 | if ((info->flags & GIT_CPDIR_CHMOD_DIRS) == 0) |
ca1b6e54 RB |
922 | info->dirmode = from_st.st_mode; |
923 | ||
924 | /* make directory now if CREATE_EMPTY_DIRS is requested and needed */ | |
925 | if (!exists && (info->flags & GIT_CPDIR_CREATE_EMPTY_DIRS) != 0) | |
3c42e4ef | 926 | error = _cp_r_mkdir(info, from); |
ca1b6e54 RB |
927 | |
928 | /* recurse onto target directory */ | |
219d3457 RB |
929 | if (!error && (!exists || S_ISDIR(to_st.st_mode))) { |
930 | error = git_path_direach(from, 0, _cp_r_callback, info); | |
931 | ||
932 | if (error == GIT_EUSER) | |
933 | error = info->error; | |
934 | } | |
ca1b6e54 RB |
935 | |
936 | if (oldmode != 0) | |
937 | info->dirmode = oldmode; | |
938 | ||
d0cd6c42 | 939 | goto exit; |
ca1b6e54 RB |
940 | } |
941 | ||
942 | if (exists) { | |
943 | if ((info->flags & GIT_CPDIR_OVERWRITE) == 0) | |
944 | return 0; | |
945 | ||
946 | if (p_unlink(info->to.ptr) < 0) { | |
947 | giterr_set(GITERR_OS, "Cannot overwrite existing file '%s'", | |
948 | info->to.ptr); | |
d0cd6c42 | 949 | error = -1; |
950 | goto exit; | |
ca1b6e54 RB |
951 | } |
952 | } | |
953 | ||
954 | /* Done if this isn't a regular file or a symlink */ | |
955 | if (!S_ISREG(from_st.st_mode) && | |
956 | (!S_ISLNK(from_st.st_mode) || | |
957 | (info->flags & GIT_CPDIR_COPY_SYMLINKS) == 0)) | |
958 | return 0; | |
959 | ||
960 | /* Make container directory on demand if needed */ | |
961 | if ((info->flags & GIT_CPDIR_CREATE_EMPTY_DIRS) == 0 && | |
3c42e4ef | 962 | (error = _cp_r_mkdir(info, from)) < 0) |
d0cd6c42 | 963 | goto exit; |
ca1b6e54 RB |
964 | |
965 | /* make symlink or regular file */ | |
966 | if (S_ISLNK(from_st.st_mode)) | |
3c42e4ef RB |
967 | error = cp_link(from->ptr, info->to.ptr, (size_t)from_st.st_size); |
968 | else { | |
969 | mode_t usemode = from_st.st_mode; | |
970 | ||
18f08264 | 971 | if ((info->flags & GIT_CPDIR_SIMPLE_TO_MODE) != 0) |
f240acce | 972 | usemode = GIT_PERMS_FOR_WRITE(usemode); |
3c42e4ef RB |
973 | |
974 | error = git_futils_cp(from->ptr, info->to.ptr, usemode); | |
3c42e4ef RB |
975 | } |
976 | ||
d0cd6c42 | 977 | exit: |
978 | info->error = error; | |
3c42e4ef | 979 | return error; |
ca1b6e54 RB |
980 | } |
981 | ||
982 | int git_futils_cp_r( | |
983 | const char *from, | |
984 | const char *to, | |
985 | uint32_t flags, | |
986 | mode_t dirmode) | |
987 | { | |
988 | int error; | |
989 | git_buf path = GIT_BUF_INIT; | |
990 | cp_r_info info; | |
991 | ||
3c42e4ef | 992 | if (git_buf_joinpath(&path, from, "") < 0) /* ensure trailing slash */ |
ca1b6e54 RB |
993 | return -1; |
994 | ||
995 | info.to_root = to; | |
996 | info.flags = flags; | |
997 | info.dirmode = dirmode; | |
998 | info.from_prefix = path.size; | |
d0cd6c42 | 999 | info.error = 0; |
ca1b6e54 RB |
1000 | git_buf_init(&info.to, 0); |
1001 | ||
1002 | /* precalculate mkdir flags */ | |
1003 | if ((flags & GIT_CPDIR_CREATE_EMPTY_DIRS) == 0) { | |
3c42e4ef RB |
1004 | /* if not creating empty dirs, then use mkdir to create the path on |
1005 | * demand right before files are copied. | |
1006 | */ | |
ca1b6e54 | 1007 | info.mkdir_flags = GIT_MKDIR_PATH | GIT_MKDIR_SKIP_LAST; |
18f08264 | 1008 | if ((flags & GIT_CPDIR_CHMOD_DIRS) != 0) |
ca1b6e54 RB |
1009 | info.mkdir_flags |= GIT_MKDIR_CHMOD_PATH; |
1010 | } else { | |
3c42e4ef | 1011 | /* otherwise, we will do simple mkdir as directories are encountered */ |
ca1b6e54 | 1012 | info.mkdir_flags = |
18f08264 | 1013 | ((flags & GIT_CPDIR_CHMOD_DIRS) != 0) ? GIT_MKDIR_CHMOD : 0; |
ca1b6e54 RB |
1014 | } |
1015 | ||
1016 | error = _cp_r_callback(&info, &path); | |
1017 | ||
1018 | git_buf_free(&path); | |
07c06f7a | 1019 | git_buf_free(&info.to); |
ca1b6e54 | 1020 | |
d0cd6c42 | 1021 | if (error == GIT_EUSER) |
1022 | error = info.error; | |
1023 | ||
ca1b6e54 RB |
1024 | return error; |
1025 | } | |
744cc03e | 1026 | |
c1f61af6 VM |
1027 | int git_futils_filestamp_check( |
1028 | git_futils_filestamp *stamp, const char *path) | |
744cc03e RB |
1029 | { |
1030 | struct stat st; | |
1031 | ||
c8b511f3 RB |
1032 | /* if the stamp is NULL, then always reload */ |
1033 | if (stamp == NULL) | |
744cc03e RB |
1034 | return 1; |
1035 | ||
e830c020 RB |
1036 | if (p_stat(path, &st) < 0) { |
1037 | giterr_set(GITERR_OS, "Could not stat '%s'", path); | |
744cc03e | 1038 | return GIT_ENOTFOUND; |
e830c020 | 1039 | } |
744cc03e | 1040 | |
c8b511f3 RB |
1041 | if (stamp->mtime == (git_time_t)st.st_mtime && |
1042 | stamp->size == (git_off_t)st.st_size && | |
1043 | stamp->ino == (unsigned int)st.st_ino) | |
744cc03e RB |
1044 | return 0; |
1045 | ||
c8b511f3 RB |
1046 | stamp->mtime = (git_time_t)st.st_mtime; |
1047 | stamp->size = (git_off_t)st.st_size; | |
1048 | stamp->ino = (unsigned int)st.st_ino; | |
744cc03e RB |
1049 | |
1050 | return 1; | |
1051 | } | |
1052 | ||
c1f61af6 VM |
1053 | void git_futils_filestamp_set( |
1054 | git_futils_filestamp *target, const git_futils_filestamp *source) | |
c8b511f3 RB |
1055 | { |
1056 | assert(target); | |
1057 | ||
1058 | if (source) | |
1059 | memcpy(target, source, sizeof(*target)); | |
1060 | else | |
1061 | memset(target, 0, sizeof(*target)); | |
1062 | } |