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Commit | Line | Data |
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8bc9a0c7 LT |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Linus Torvalds, 2005 | |
5 | */ | |
e83c5163 | 6 | #include "cache.h" |
b2141fc1 | 7 | #include "config.h" |
fb58c8d5 | 8 | #include "refs.h" |
c3c8835f | 9 | #include "builtin.h" |
a47d1813 | 10 | #include "exec_cmd.h" |
596f91ee | 11 | #include "parse-options.h" |
e83c5163 | 12 | |
d3af621b | 13 | #ifndef DEFAULT_GIT_TEMPLATE_DIR |
d52fd42a | 14 | #define DEFAULT_GIT_TEMPLATE_DIR "/usr/share/git-core/templates" |
d3af621b JH |
15 | #endif |
16 | ||
c869753e SP |
17 | #ifdef NO_TRUSTABLE_FILEMODE |
18 | #define TEST_FILEMODE 0 | |
19 | #else | |
20 | #define TEST_FILEMODE 1 | |
21 | #endif | |
22 | ||
0a2c7eea DM |
23 | static int init_is_bare_repository = 0; |
24 | static int init_shared_repository = -1; | |
90b45187 | 25 | static const char *init_db_template_dir; |
0a2c7eea | 26 | |
9c28390b | 27 | static void copy_templates_1(struct strbuf *path, struct strbuf *template, |
8d5afef0 JH |
28 | DIR *dir) |
29 | { | |
9c28390b JK |
30 | size_t path_baselen = path->len; |
31 | size_t template_baselen = template->len; | |
8d5afef0 JH |
32 | struct dirent *de; |
33 | ||
34 | /* Note: if ".git/hooks" file exists in the repository being | |
35 | * re-initialized, /etc/core-git/templates/hooks/update would | |
f18d244a | 36 | * cause "git init" to fail here. I think this is sane but |
8d5afef0 JH |
37 | * it means that the set of templates we ship by default, along |
38 | * with the way the namespace under .git/ is organized, should | |
39 | * be really carefully chosen. | |
40 | */ | |
9c28390b | 41 | safe_create_dir(path->buf, 1); |
8d5afef0 JH |
42 | while ((de = readdir(dir)) != NULL) { |
43 | struct stat st_git, st_template; | |
8d5afef0 JH |
44 | int exists = 0; |
45 | ||
9c28390b JK |
46 | strbuf_setlen(path, path_baselen); |
47 | strbuf_setlen(template, template_baselen); | |
48 | ||
8d5afef0 JH |
49 | if (de->d_name[0] == '.') |
50 | continue; | |
9c28390b JK |
51 | strbuf_addstr(path, de->d_name); |
52 | strbuf_addstr(template, de->d_name); | |
53 | if (lstat(path->buf, &st_git)) { | |
8d5afef0 | 54 | if (errno != ENOENT) |
9c28390b | 55 | die_errno(_("cannot stat '%s'"), path->buf); |
8d5afef0 JH |
56 | } |
57 | else | |
58 | exists = 1; | |
59 | ||
9c28390b JK |
60 | if (lstat(template->buf, &st_template)) |
61 | die_errno(_("cannot stat template '%s'"), template->buf); | |
8d5afef0 JH |
62 | |
63 | if (S_ISDIR(st_template.st_mode)) { | |
9c28390b | 64 | DIR *subdir = opendir(template->buf); |
8d5afef0 | 65 | if (!subdir) |
9c28390b JK |
66 | die_errno(_("cannot opendir '%s'"), template->buf); |
67 | strbuf_addch(path, '/'); | |
68 | strbuf_addch(template, '/'); | |
69 | copy_templates_1(path, template, subdir); | |
8d5afef0 JH |
70 | closedir(subdir); |
71 | } | |
72 | else if (exists) | |
73 | continue; | |
74 | else if (S_ISLNK(st_template.st_mode)) { | |
9c28390b JK |
75 | struct strbuf lnk = STRBUF_INIT; |
76 | if (strbuf_readlink(&lnk, template->buf, 0) < 0) | |
77 | die_errno(_("cannot readlink '%s'"), template->buf); | |
78 | if (symlink(lnk.buf, path->buf)) | |
79 | die_errno(_("cannot symlink '%s' '%s'"), | |
80 | lnk.buf, path->buf); | |
81 | strbuf_release(&lnk); | |
8d5afef0 JH |
82 | } |
83 | else if (S_ISREG(st_template.st_mode)) { | |
9c28390b JK |
84 | if (copy_file(path->buf, template->buf, st_template.st_mode)) |
85 | die_errno(_("cannot copy '%s' to '%s'"), | |
86 | template->buf, path->buf); | |
8d5afef0 JH |
87 | } |
88 | else | |
9c28390b | 89 | error(_("ignoring template %s"), template->buf); |
8d5afef0 JH |
90 | } |
91 | } | |
92 | ||
f225aeb2 | 93 | static void copy_templates(const char *template_dir) |
8d5afef0 | 94 | { |
9c28390b JK |
95 | struct strbuf path = STRBUF_INIT; |
96 | struct strbuf template_path = STRBUF_INIT; | |
97 | size_t template_len; | |
94ce1672 JK |
98 | struct repository_format template_format; |
99 | struct strbuf err = STRBUF_INIT; | |
8d5afef0 | 100 | DIR *dir; |
59362e56 | 101 | char *to_free = NULL; |
8d5afef0 | 102 | |
a47d1813 | 103 | if (!template_dir) |
d4ebc36c | 104 | template_dir = getenv(TEMPLATE_DIR_ENVIRONMENT); |
90b45187 SD |
105 | if (!template_dir) |
106 | template_dir = init_db_template_dir; | |
2de9de5e | 107 | if (!template_dir) |
59362e56 JH |
108 | template_dir = to_free = system_path(DEFAULT_GIT_TEMPLATE_DIR); |
109 | if (!template_dir[0]) { | |
110 | free(to_free); | |
172035f0 | 111 | return; |
59362e56 | 112 | } |
9c28390b JK |
113 | |
114 | strbuf_addstr(&template_path, template_dir); | |
115 | strbuf_complete(&template_path, '/'); | |
116 | template_len = template_path.len; | |
117 | ||
118 | dir = opendir(template_path.buf); | |
d3af621b | 119 | if (!dir) { |
33e92e47 | 120 | warning(_("templates not found %s"), template_dir); |
59362e56 | 121 | goto free_return; |
d3af621b JH |
122 | } |
123 | ||
4f629539 | 124 | /* Make sure that template is from the correct vintage */ |
9c28390b | 125 | strbuf_addstr(&template_path, "config"); |
94ce1672 | 126 | read_repository_format(&template_format, template_path.buf); |
9c28390b | 127 | strbuf_setlen(&template_path, template_len); |
4f629539 | 128 | |
94ce1672 JK |
129 | /* |
130 | * No mention of version at all is OK, but anything else should be | |
131 | * verified. | |
132 | */ | |
133 | if (template_format.version >= 0 && | |
134 | verify_repository_format(&template_format, &err) < 0) { | |
135 | warning(_("not copying templates from '%s': %s"), | |
136 | template_dir, err.buf); | |
137 | strbuf_release(&err); | |
59362e56 | 138 | goto close_free_return; |
4f629539 JH |
139 | } |
140 | ||
fe9aa0b2 | 141 | strbuf_addstr(&path, get_git_common_dir()); |
9c28390b JK |
142 | strbuf_complete(&path, '/'); |
143 | copy_templates_1(&path, &template_path, dir); | |
59362e56 | 144 | close_free_return: |
8d5afef0 | 145 | closedir(dir); |
59362e56 JH |
146 | free_return: |
147 | free(to_free); | |
9c28390b JK |
148 | strbuf_release(&path); |
149 | strbuf_release(&template_path); | |
8d5afef0 JH |
150 | } |
151 | ||
90b45187 SD |
152 | static int git_init_db_config(const char *k, const char *v, void *cb) |
153 | { | |
90b45187 SD |
154 | if (!strcmp(k, "init.templatedir")) |
155 | return git_config_pathname(&init_db_template_dir, k, v); | |
156 | ||
157 | return 0; | |
158 | } | |
159 | ||
84ccad8d JK |
160 | /* |
161 | * If the git_dir is not directly inside the working tree, then git will not | |
162 | * find it by default, and we need to set the worktree explicitly. | |
163 | */ | |
164 | static int needs_work_tree_config(const char *git_dir, const char *work_tree) | |
165 | { | |
166 | if (!strcmp(work_tree, "/") && !strcmp(git_dir, "/.git")) | |
167 | return 0; | |
168 | if (skip_prefix(git_dir, work_tree, &git_dir) && | |
169 | !strcmp(git_dir, "/.git")) | |
170 | return 0; | |
171 | return 1; | |
172 | } | |
173 | ||
6311cfaf NTND |
174 | static int create_default_files(const char *template_path, |
175 | const char *original_git_dir) | |
cad88fdf | 176 | { |
4f629539 | 177 | struct stat st1; |
9c28390b JK |
178 | struct strbuf buf = STRBUF_INIT; |
179 | char *path; | |
4f629539 | 180 | char repo_version_string[10]; |
5cc8f372 | 181 | char junk[2]; |
ef0a89a6 | 182 | int reinit; |
c869753e | 183 | int filemode; |
6fb5acfd | 184 | struct strbuf err = STRBUF_INIT; |
cad88fdf | 185 | |
90b45187 SD |
186 | /* Just look for `init.templatedir` */ |
187 | git_config(git_init_db_config, NULL); | |
188 | ||
7c0a842b JK |
189 | /* |
190 | * First copy the templates -- we might have the default | |
4f629539 JH |
191 | * config file there, in which case we would want to read |
192 | * from it after installing. | |
4543926b JK |
193 | * |
194 | * Before reading that config, we also need to clear out any cached | |
195 | * values (since we've just potentially changed what's available on | |
196 | * disk). | |
4f629539 | 197 | */ |
f225aeb2 | 198 | copy_templates(template_path); |
4543926b JK |
199 | git_config_clear(); |
200 | reset_shared_repository(); | |
ef90d6d4 | 201 | git_config(git_default_config, NULL); |
5a688fe4 | 202 | |
7c0a842b JK |
203 | /* |
204 | * We must make sure command-line options continue to override any | |
205 | * values we might have just re-read from the config. | |
206 | */ | |
207 | is_bare_repository_cfg = init_is_bare_repository; | |
0a2c7eea | 208 | if (init_shared_repository != -1) |
7875acb6 | 209 | set_shared_repository(init_shared_repository); |
4f629539 | 210 | |
138086a7 JH |
211 | /* |
212 | * We would have created the above under user's umask -- under | |
213 | * shared-repository settings, we would need to fix them up. | |
214 | */ | |
7875acb6 | 215 | if (get_shared_repository()) { |
f225aeb2 | 216 | adjust_shared_perm(get_git_dir()); |
138086a7 JH |
217 | } |
218 | ||
6fb5acfd DT |
219 | /* |
220 | * We need to create a "refs" dir in any case so that older | |
221 | * versions of git can tell that this is a repository. | |
222 | */ | |
223 | safe_create_dir(git_path("refs"), 1); | |
224 | adjust_shared_perm(git_path("refs")); | |
225 | ||
226 | if (refs_init_db(&err)) | |
227 | die("failed to set up refs db: %s", err.buf); | |
228 | ||
cad88fdf LT |
229 | /* |
230 | * Create the default symlink from ".git/HEAD" to the "master" | |
8098a178 | 231 | * branch, if it does not exist yet. |
cad88fdf | 232 | */ |
9c28390b | 233 | path = git_path_buf(&buf, "HEAD"); |
5cc8f372 JS |
234 | reinit = (!access(path, R_OK) |
235 | || readlink(path, junk, sizeof(junk)-1) != -1); | |
ef0a89a6 | 236 | if (!reinit) { |
8b5157e4 | 237 | if (create_symref("HEAD", "refs/heads/master", NULL) < 0) |
cad88fdf | 238 | exit(1); |
cad88fdf | 239 | } |
e24317b4 | 240 | |
4f629539 | 241 | /* This forces creation of new config file */ |
5096d490 JK |
242 | xsnprintf(repo_version_string, sizeof(repo_version_string), |
243 | "%d", GIT_REPO_VERSION); | |
3d180648 | 244 | git_config_set("core.repositoryformatversion", repo_version_string); |
4f629539 | 245 | |
4f629539 | 246 | /* Check filemode trustability */ |
9c28390b | 247 | path = git_path_buf(&buf, "config"); |
c869753e SP |
248 | filemode = TEST_FILEMODE; |
249 | if (TEST_FILEMODE && !lstat(path, &st1)) { | |
4f629539 | 250 | struct stat st2; |
c869753e | 251 | filemode = (!chmod(path, st1.st_mode ^ S_IXUSR) && |
4f629539 | 252 | !lstat(path, &st2) && |
1f32ecff MH |
253 | st1.st_mode != st2.st_mode && |
254 | !chmod(path, st1.st_mode)); | |
c7bf68d6 TB |
255 | if (filemode && !reinit && (st1.st_mode & S_IXUSR)) |
256 | filemode = 0; | |
e24317b4 | 257 | } |
3d180648 | 258 | git_config_set("core.filemode", filemode ? "true" : "false"); |
ef0a89a6 | 259 | |
e90fdc39 | 260 | if (is_bare_repository()) |
3d180648 | 261 | git_config_set("core.bare", "true"); |
7d1864ce | 262 | else { |
e90fdc39 | 263 | const char *work_tree = get_git_work_tree(); |
3d180648 | 264 | git_config_set("core.bare", "false"); |
196055c2 | 265 | /* allow template config file to override the default */ |
341fb286 | 266 | if (log_all_ref_updates == LOG_REFS_UNSET) |
3d180648 | 267 | git_config_set("core.logallrefupdates", "true"); |
6311cfaf | 268 | if (needs_work_tree_config(original_git_dir, work_tree)) |
3d180648 | 269 | git_config_set("core.worktree", work_tree); |
7d1864ce | 270 | } |
75d24499 | 271 | |
75d24499 | 272 | if (!reinit) { |
2455406a | 273 | /* Check if symlink is supported in the work tree */ |
9c28390b | 274 | path = git_path_buf(&buf, "tXXXXXX"); |
75d24499 JH |
275 | if (!close(xmkstemp(path)) && |
276 | !unlink(path) && | |
277 | !symlink("testing", path) && | |
278 | !lstat(path, &st1) && | |
279 | S_ISLNK(st1.st_mode)) | |
280 | unlink(path); /* good */ | |
281 | else | |
3d180648 | 282 | git_config_set("core.symlinks", "false"); |
2455406a DP |
283 | |
284 | /* Check if the filesystem is case-insensitive */ | |
9c28390b | 285 | path = git_path_buf(&buf, "CoNfIg"); |
2455406a | 286 | if (!access(path, F_OK)) |
3d180648 | 287 | git_config_set("core.ignorecase", "true"); |
fdf72966 | 288 | probe_utf8_pathname_composition(); |
75d24499 JH |
289 | } |
290 | ||
9c28390b | 291 | strbuf_release(&buf); |
ef0a89a6 | 292 | return reinit; |
cad88fdf LT |
293 | } |
294 | ||
9173912b JN |
295 | static void create_object_directory(void) |
296 | { | |
9c28390b JK |
297 | struct strbuf path = STRBUF_INIT; |
298 | size_t baselen; | |
299 | ||
300 | strbuf_addstr(&path, get_object_directory()); | |
301 | baselen = path.len; | |
302 | ||
303 | safe_create_dir(path.buf, 1); | |
9173912b | 304 | |
9c28390b JK |
305 | strbuf_setlen(&path, baselen); |
306 | strbuf_addstr(&path, "/pack"); | |
307 | safe_create_dir(path.buf, 1); | |
9173912b | 308 | |
9c28390b JK |
309 | strbuf_setlen(&path, baselen); |
310 | strbuf_addstr(&path, "/info"); | |
311 | safe_create_dir(path.buf, 1); | |
9173912b | 312 | |
9c28390b | 313 | strbuf_release(&path); |
9173912b JN |
314 | } |
315 | ||
822d9406 | 316 | static void separate_git_dir(const char *git_dir, const char *git_link) |
b57fb80a NTND |
317 | { |
318 | struct stat st; | |
b57fb80a NTND |
319 | |
320 | if (!stat(git_link, &st)) { | |
321 | const char *src; | |
322 | ||
323 | if (S_ISREG(st.st_mode)) | |
13d6ec91 | 324 | src = read_gitfile(git_link); |
b57fb80a NTND |
325 | else if (S_ISDIR(st.st_mode)) |
326 | src = git_link; | |
327 | else | |
97f261b1 | 328 | die(_("unable to handle file type %d"), (int)st.st_mode); |
b57fb80a NTND |
329 | |
330 | if (rename(src, git_dir)) | |
2c050e01 | 331 | die_errno(_("unable to move %s to %s"), src, git_dir); |
b57fb80a NTND |
332 | } |
333 | ||
1f76a10b | 334 | write_file(git_link, "gitdir: %s", git_dir); |
b57fb80a NTND |
335 | } |
336 | ||
33158701 NTND |
337 | int init_db(const char *git_dir, const char *real_git_dir, |
338 | const char *template_dir, unsigned int flags) | |
f225aeb2 | 339 | { |
9173912b | 340 | int reinit; |
1bd19079 | 341 | int exist_ok = flags & INIT_DB_EXIST_OK; |
ce83eadd | 342 | char *original_git_dir = real_pathdup(git_dir, 1); |
33158701 | 343 | |
1bd19079 NTND |
344 | if (real_git_dir) { |
345 | struct stat st; | |
33158701 | 346 | |
1bd19079 NTND |
347 | if (!exist_ok && !stat(git_dir, &st)) |
348 | die(_("%s already exists"), git_dir); | |
349 | ||
350 | if (!exist_ok && !stat(real_git_dir, &st)) | |
351 | die(_("%s already exists"), real_git_dir); | |
f225aeb2 | 352 | |
1bd19079 | 353 | set_git_dir(real_path(real_git_dir)); |
822d9406 NTND |
354 | git_dir = get_git_dir(); |
355 | separate_git_dir(git_dir, original_git_dir); | |
1bd19079 NTND |
356 | } |
357 | else { | |
358 | set_git_dir(real_path(git_dir)); | |
822d9406 | 359 | git_dir = get_git_dir(); |
1bd19079 NTND |
360 | } |
361 | startup_info->have_repository = 1; | |
f225aeb2 | 362 | |
b57fb80a | 363 | safe_create_dir(git_dir, 0); |
f225aeb2 | 364 | |
0a2c7eea DM |
365 | init_is_bare_repository = is_bare_repository(); |
366 | ||
f225aeb2 DB |
367 | /* Check to see if the repository version is right. |
368 | * Note that a newly created repository does not have | |
369 | * config file, so this will not fail. What we are catching | |
370 | * is an attempt to reinitialize new repository with an old tool. | |
371 | */ | |
372 | check_repository_format(); | |
373 | ||
6311cfaf | 374 | reinit = create_default_files(template_dir, original_git_dir); |
f225aeb2 | 375 | |
9173912b | 376 | create_object_directory(); |
f225aeb2 | 377 | |
7875acb6 | 378 | if (get_shared_repository()) { |
f225aeb2 DB |
379 | char buf[10]; |
380 | /* We do not spell "group" and such, so that | |
381 | * the configuration can be read by older version | |
382 | * of git. Note, we use octal numbers for new share modes, | |
383 | * and compatibility values for PERM_GROUP and | |
384 | * PERM_EVERYBODY. | |
385 | */ | |
7875acb6 | 386 | if (get_shared_repository() < 0) |
5a688fe4 | 387 | /* force to the mode value */ |
7875acb6 JK |
388 | xsnprintf(buf, sizeof(buf), "0%o", -get_shared_repository()); |
389 | else if (get_shared_repository() == PERM_GROUP) | |
5096d490 | 390 | xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_GROUP); |
7875acb6 | 391 | else if (get_shared_repository() == PERM_EVERYBODY) |
5096d490 | 392 | xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_EVERYBODY); |
f225aeb2 | 393 | else |
5096d490 | 394 | die("BUG: invalid value for shared_repository"); |
3d180648 PS |
395 | git_config_set("core.sharedrepository", buf); |
396 | git_config_set("receive.denyNonFastforwards", "true"); | |
f225aeb2 DB |
397 | } |
398 | ||
d06f15d9 | 399 | if (!(flags & INIT_DB_QUIET)) { |
d06f15d9 | 400 | int len = strlen(git_dir); |
3e5dd7e9 | 401 | |
c30364d0 VA |
402 | if (reinit) |
403 | printf(get_shared_repository() | |
404 | ? _("Reinitialized existing shared Git repository in %s%s\n") | |
405 | : _("Reinitialized existing Git repository in %s%s\n"), | |
406 | git_dir, len && git_dir[len-1] != '/' ? "/" : ""); | |
407 | else | |
408 | printf(get_shared_repository() | |
409 | ? _("Initialized empty shared Git repository in %s%s\n") | |
410 | : _("Initialized empty Git repository in %s%s\n"), | |
411 | git_dir, len && git_dir[len-1] != '/' ? "/" : ""); | |
d06f15d9 | 412 | } |
f225aeb2 | 413 | |
6311cfaf | 414 | free(original_git_dir); |
f225aeb2 DB |
415 | return 0; |
416 | } | |
417 | ||
418 | static int guess_repository_type(const char *git_dir) | |
6adcca3f | 419 | { |
6adcca3f | 420 | const char *slash; |
56b9f6e7 RS |
421 | char *cwd; |
422 | int cwd_is_git_dir; | |
6adcca3f | 423 | |
6adcca3f JH |
424 | /* |
425 | * "GIT_DIR=. git init" is always bare. | |
426 | * "GIT_DIR=`pwd` git init" too. | |
427 | */ | |
428 | if (!strcmp(".", git_dir)) | |
f225aeb2 | 429 | return 1; |
56b9f6e7 RS |
430 | cwd = xgetcwd(); |
431 | cwd_is_git_dir = !strcmp(git_dir, cwd); | |
432 | free(cwd); | |
433 | if (cwd_is_git_dir) | |
f225aeb2 | 434 | return 1; |
6adcca3f JH |
435 | /* |
436 | * "GIT_DIR=.git or GIT_DIR=something/.git is usually not. | |
437 | */ | |
438 | if (!strcmp(git_dir, ".git")) | |
f225aeb2 | 439 | return 0; |
6adcca3f JH |
440 | slash = strrchr(git_dir, '/'); |
441 | if (slash && !strcmp(slash, "/.git")) | |
f225aeb2 | 442 | return 0; |
6adcca3f JH |
443 | |
444 | /* | |
445 | * Otherwise it is often bare. At this point | |
446 | * we are just guessing. | |
447 | */ | |
f225aeb2 | 448 | return 1; |
6adcca3f JH |
449 | } |
450 | ||
596f91ee MK |
451 | static int shared_callback(const struct option *opt, const char *arg, int unset) |
452 | { | |
453 | *((int *) opt->value) = (arg) ? git_config_perm("arg", arg) : PERM_GROUP; | |
454 | return 0; | |
455 | } | |
456 | ||
457 | static const char *const init_db_usage[] = { | |
9c9b4f2f | 458 | N_("git init [-q | --quiet] [--bare] [--template=<template-directory>] [--shared[=<permissions>]] [<directory>]"), |
596f91ee MK |
459 | NULL |
460 | }; | |
d3af621b | 461 | |
4696cb93 ZW |
462 | /* |
463 | * If you want to, you can share the DB area with any number of branches. | |
464 | * That has advantages: you can save space by sharing all the SHA1 objects. | |
465 | * On the other hand, it might just make lookup slower and messier. You | |
466 | * be the judge. The default case is to have one DB per managed directory. | |
467 | */ | |
a633fca0 | 468 | int cmd_init_db(int argc, const char **argv, const char *prefix) |
e83c5163 | 469 | { |
cad88fdf | 470 | const char *git_dir; |
b57fb80a | 471 | const char *real_git_dir = NULL; |
83518360 | 472 | const char *work_tree; |
c3c8835f | 473 | const char *template_dir = NULL; |
f225aeb2 | 474 | unsigned int flags = 0; |
596f91ee | 475 | const struct option init_db_options[] = { |
ce4a5e53 NTND |
476 | OPT_STRING(0, "template", &template_dir, N_("template-directory"), |
477 | N_("directory from which templates will be used")), | |
596f91ee | 478 | OPT_SET_INT(0, "bare", &is_bare_repository_cfg, |
ce4a5e53 | 479 | N_("create a bare repository"), 1), |
596f91ee | 480 | { OPTION_CALLBACK, 0, "shared", &init_shared_repository, |
ce4a5e53 NTND |
481 | N_("permissions"), |
482 | N_("specify that the git repository is to be shared amongst several users"), | |
596f91ee | 483 | PARSE_OPT_OPTARG | PARSE_OPT_NONEG, shared_callback, 0}, |
ce4a5e53 NTND |
484 | OPT_BIT('q', "quiet", &flags, N_("be quiet"), INIT_DB_QUIET), |
485 | OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"), | |
486 | N_("separate git dir from working tree")), | |
596f91ee MK |
487 | OPT_END() |
488 | }; | |
489 | ||
0397ff24 JH |
490 | argc = parse_options(argc, argv, prefix, init_db_options, init_db_usage, 0); |
491 | ||
b57fb80a | 492 | if (real_git_dir && !is_absolute_path(real_git_dir)) |
ce83eadd | 493 | real_git_dir = real_pathdup(real_git_dir, 1); |
b57fb80a | 494 | |
0397ff24 | 495 | if (argc == 1) { |
53d48885 NS |
496 | int mkdir_tried = 0; |
497 | retry: | |
0397ff24 | 498 | if (chdir(argv[0]) < 0) { |
53d48885 NS |
499 | if (!mkdir_tried) { |
500 | int saved; | |
501 | /* | |
502 | * At this point we haven't read any configuration, | |
503 | * and we know shared_repository should always be 0; | |
504 | * but just in case we play safe. | |
505 | */ | |
7875acb6 JK |
506 | saved = get_shared_repository(); |
507 | set_shared_repository(0); | |
0397ff24 | 508 | switch (safe_create_leading_directories_const(argv[0])) { |
f3565c0c MH |
509 | case SCLD_OK: |
510 | case SCLD_PERMS: | |
511 | break; | |
0be0521b | 512 | case SCLD_EXISTS: |
53d48885 NS |
513 | errno = EEXIST; |
514 | /* fallthru */ | |
53d48885 | 515 | default: |
f3565c0c | 516 | die_errno(_("cannot mkdir %s"), argv[0]); |
53d48885 NS |
517 | break; |
518 | } | |
7875acb6 | 519 | set_shared_repository(saved); |
0397ff24 | 520 | if (mkdir(argv[0], 0777) < 0) |
33e92e47 | 521 | die_errno(_("cannot mkdir %s"), argv[0]); |
53d48885 NS |
522 | mkdir_tried = 1; |
523 | goto retry; | |
524 | } | |
33e92e47 | 525 | die_errno(_("cannot chdir to %s"), argv[0]); |
53d48885 | 526 | } |
0397ff24 JH |
527 | } else if (0 < argc) { |
528 | usage(init_db_usage[0]); | |
d3af621b | 529 | } |
0397ff24 | 530 | if (is_bare_repository_cfg == 1) { |
4d3ab44d RS |
531 | char *cwd = xgetcwd(); |
532 | setenv(GIT_DIR_ENVIRONMENT, cwd, argc > 0); | |
533 | free(cwd); | |
d3af621b JH |
534 | } |
535 | ||
5a688fe4 | 536 | if (init_shared_repository != -1) |
7875acb6 | 537 | set_shared_repository(init_shared_repository); |
5a688fe4 | 538 | |
6adcca3f JH |
539 | /* |
540 | * GIT_WORK_TREE makes sense only in conjunction with GIT_DIR | |
541 | * without --bare. Catch the error early. | |
542 | */ | |
543 | git_dir = getenv(GIT_DIR_ENVIRONMENT); | |
83518360 NTND |
544 | work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT); |
545 | if ((!git_dir || is_bare_repository_cfg == 1) && work_tree) | |
33e92e47 ÆAB |
546 | die(_("%s (or --work-tree=<directory>) not allowed without " |
547 | "specifying %s (or --git-dir=<directory>)"), | |
6adcca3f JH |
548 | GIT_WORK_TREE_ENVIRONMENT, |
549 | GIT_DIR_ENVIRONMENT); | |
550 | ||
cad88fdf LT |
551 | /* |
552 | * Set up the default .git directory contents | |
553 | */ | |
ef0a89a6 | 554 | if (!git_dir) |
cad88fdf | 555 | git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; |
af6e277c | 556 | |
f225aeb2 DB |
557 | if (is_bare_repository_cfg < 0) |
558 | is_bare_repository_cfg = guess_repository_type(git_dir); | |
559 | ||
560 | if (!is_bare_repository_cfg) { | |
b31d2022 NTND |
561 | const char *git_dir_parent = strrchr(git_dir, '/'); |
562 | if (git_dir_parent) { | |
563 | char *rel = xstrndup(git_dir, git_dir_parent - git_dir); | |
ce83eadd | 564 | git_work_tree_cfg = real_pathdup(rel, 1); |
b31d2022 | 565 | free(rel); |
f225aeb2 | 566 | } |
56b9f6e7 RS |
567 | if (!git_work_tree_cfg) |
568 | git_work_tree_cfg = xgetcwd(); | |
83518360 | 569 | if (work_tree) |
2d186c8b | 570 | set_git_work_tree(work_tree); |
83518360 NTND |
571 | else |
572 | set_git_work_tree(git_work_tree_cfg); | |
f225aeb2 | 573 | if (access(get_git_work_tree(), X_OK)) |
33e92e47 | 574 | die_errno (_("Cannot access work tree '%s'"), |
0721c314 | 575 | get_git_work_tree()); |
94df2506 | 576 | } |
83518360 NTND |
577 | else { |
578 | if (work_tree) | |
2d186c8b | 579 | set_git_work_tree(work_tree); |
83518360 | 580 | } |
af6e277c | 581 | |
0e5bba53 JK |
582 | UNLEAK(real_git_dir); |
583 | ||
33158701 NTND |
584 | flags |= INIT_DB_EXIST_OK; |
585 | return init_db(git_dir, real_git_dir, template_dir, flags); | |
e83c5163 | 586 | } |