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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" |
fb58c8d5 | 7 | #include "refs.h" |
c3c8835f | 8 | #include "builtin.h" |
a47d1813 | 9 | #include "exec_cmd.h" |
596f91ee | 10 | #include "parse-options.h" |
e83c5163 | 11 | |
d3af621b | 12 | #ifndef DEFAULT_GIT_TEMPLATE_DIR |
d52fd42a | 13 | #define DEFAULT_GIT_TEMPLATE_DIR "/usr/share/git-core/templates" |
d3af621b JH |
14 | #endif |
15 | ||
c869753e SP |
16 | #ifdef NO_TRUSTABLE_FILEMODE |
17 | #define TEST_FILEMODE 0 | |
18 | #else | |
19 | #define TEST_FILEMODE 1 | |
20 | #endif | |
21 | ||
0a2c7eea DM |
22 | static int init_is_bare_repository = 0; |
23 | static int init_shared_repository = -1; | |
90b45187 | 24 | static const char *init_db_template_dir; |
b57fb80a | 25 | static const char *git_link; |
0a2c7eea | 26 | |
af6e277c | 27 | static void safe_create_dir(const char *dir, int share) |
cb126d8d | 28 | { |
f312de01 | 29 | if (mkdir(dir, 0777) < 0) { |
cb126d8d ZW |
30 | if (errno != EEXIST) { |
31 | perror(dir); | |
32 | exit(1); | |
33 | } | |
34 | } | |
af6e277c | 35 | else if (share && adjust_shared_perm(dir)) |
33e92e47 | 36 | die(_("Could not make %s writable by group"), dir); |
cb126d8d ZW |
37 | } |
38 | ||
8d5afef0 JH |
39 | static void copy_templates_1(char *path, int baselen, |
40 | char *template, int template_baselen, | |
41 | DIR *dir) | |
42 | { | |
43 | struct dirent *de; | |
44 | ||
45 | /* Note: if ".git/hooks" file exists in the repository being | |
46 | * re-initialized, /etc/core-git/templates/hooks/update would | |
f18d244a | 47 | * cause "git init" to fail here. I think this is sane but |
8d5afef0 JH |
48 | * it means that the set of templates we ship by default, along |
49 | * with the way the namespace under .git/ is organized, should | |
50 | * be really carefully chosen. | |
51 | */ | |
af6e277c | 52 | safe_create_dir(path, 1); |
8d5afef0 JH |
53 | while ((de = readdir(dir)) != NULL) { |
54 | struct stat st_git, st_template; | |
55 | int namelen; | |
56 | int exists = 0; | |
57 | ||
58 | if (de->d_name[0] == '.') | |
59 | continue; | |
60 | namelen = strlen(de->d_name); | |
61 | if ((PATH_MAX <= baselen + namelen) || | |
62 | (PATH_MAX <= template_baselen + namelen)) | |
33e92e47 | 63 | die(_("insanely long template name %s"), de->d_name); |
8d5afef0 JH |
64 | memcpy(path + baselen, de->d_name, namelen+1); |
65 | memcpy(template + template_baselen, de->d_name, namelen+1); | |
66 | if (lstat(path, &st_git)) { | |
67 | if (errno != ENOENT) | |
33e92e47 | 68 | die_errno(_("cannot stat '%s'"), path); |
8d5afef0 JH |
69 | } |
70 | else | |
71 | exists = 1; | |
72 | ||
73 | if (lstat(template, &st_template)) | |
33e92e47 | 74 | die_errno(_("cannot stat template '%s'"), template); |
8d5afef0 JH |
75 | |
76 | if (S_ISDIR(st_template.st_mode)) { | |
77 | DIR *subdir = opendir(template); | |
78 | int baselen_sub = baselen + namelen; | |
79 | int template_baselen_sub = template_baselen + namelen; | |
80 | if (!subdir) | |
33e92e47 | 81 | die_errno(_("cannot opendir '%s'"), template); |
8d5afef0 JH |
82 | path[baselen_sub++] = |
83 | template[template_baselen_sub++] = '/'; | |
84 | path[baselen_sub] = | |
85 | template[template_baselen_sub] = 0; | |
86 | copy_templates_1(path, baselen_sub, | |
87 | template, template_baselen_sub, | |
88 | subdir); | |
89 | closedir(subdir); | |
90 | } | |
91 | else if (exists) | |
92 | continue; | |
93 | else if (S_ISLNK(st_template.st_mode)) { | |
94 | char lnk[256]; | |
95 | int len; | |
96 | len = readlink(template, lnk, sizeof(lnk)); | |
97 | if (len < 0) | |
33e92e47 | 98 | die_errno(_("cannot readlink '%s'"), template); |
8d5afef0 | 99 | if (sizeof(lnk) <= len) |
33e92e47 | 100 | die(_("insanely long symlink %s"), template); |
8d5afef0 JH |
101 | lnk[len] = 0; |
102 | if (symlink(lnk, path)) | |
33e92e47 | 103 | die_errno(_("cannot symlink '%s' '%s'"), lnk, path); |
8d5afef0 JH |
104 | } |
105 | else if (S_ISREG(st_template.st_mode)) { | |
106 | if (copy_file(path, template, st_template.st_mode)) | |
33e92e47 | 107 | die_errno(_("cannot copy '%s' to '%s'"), template, |
0721c314 | 108 | path); |
8d5afef0 JH |
109 | } |
110 | else | |
33e92e47 | 111 | error(_("ignoring template %s"), template); |
8d5afef0 JH |
112 | } |
113 | } | |
114 | ||
f225aeb2 | 115 | static void copy_templates(const char *template_dir) |
8d5afef0 JH |
116 | { |
117 | char path[PATH_MAX]; | |
118 | char template_path[PATH_MAX]; | |
d3af621b | 119 | int template_len; |
8d5afef0 | 120 | DIR *dir; |
f225aeb2 DB |
121 | const char *git_dir = get_git_dir(); |
122 | int len = strlen(git_dir); | |
59362e56 | 123 | char *to_free = NULL; |
8d5afef0 | 124 | |
a47d1813 | 125 | if (!template_dir) |
d4ebc36c | 126 | template_dir = getenv(TEMPLATE_DIR_ENVIRONMENT); |
90b45187 SD |
127 | if (!template_dir) |
128 | template_dir = init_db_template_dir; | |
2de9de5e | 129 | if (!template_dir) |
59362e56 JH |
130 | template_dir = to_free = system_path(DEFAULT_GIT_TEMPLATE_DIR); |
131 | if (!template_dir[0]) { | |
132 | free(to_free); | |
172035f0 | 133 | return; |
59362e56 | 134 | } |
32d1776b FL |
135 | template_len = strlen(template_dir); |
136 | if (PATH_MAX <= (template_len+strlen("/config"))) | |
33e92e47 | 137 | die(_("insanely long template path %s"), template_dir); |
8d5afef0 | 138 | strcpy(template_path, template_dir); |
8d5afef0 JH |
139 | if (template_path[template_len-1] != '/') { |
140 | template_path[template_len++] = '/'; | |
141 | template_path[template_len] = 0; | |
142 | } | |
8d5afef0 | 143 | dir = opendir(template_path); |
d3af621b | 144 | if (!dir) { |
33e92e47 | 145 | warning(_("templates not found %s"), template_dir); |
59362e56 | 146 | goto free_return; |
d3af621b JH |
147 | } |
148 | ||
4f629539 JH |
149 | /* Make sure that template is from the correct vintage */ |
150 | strcpy(template_path + template_len, "config"); | |
151 | repository_format_version = 0; | |
152 | git_config_from_file(check_repository_format_version, | |
ef90d6d4 | 153 | template_path, NULL); |
4f629539 JH |
154 | template_path[template_len] = 0; |
155 | ||
156 | if (repository_format_version && | |
157 | repository_format_version != GIT_REPO_VERSION) { | |
33e92e47 ÆAB |
158 | warning(_("not copying templates of " |
159 | "a wrong format version %d from '%s'"), | |
4f629539 JH |
160 | repository_format_version, |
161 | template_dir); | |
59362e56 | 162 | goto close_free_return; |
4f629539 JH |
163 | } |
164 | ||
d3af621b | 165 | memcpy(path, git_dir, len); |
f225aeb2 DB |
166 | if (len && path[len - 1] != '/') |
167 | path[len++] = '/'; | |
1f961c19 | 168 | path[len] = 0; |
8d5afef0 JH |
169 | copy_templates_1(path, len, |
170 | template_path, template_len, | |
171 | dir); | |
59362e56 | 172 | close_free_return: |
8d5afef0 | 173 | closedir(dir); |
59362e56 JH |
174 | free_return: |
175 | free(to_free); | |
8d5afef0 JH |
176 | } |
177 | ||
90b45187 SD |
178 | static int git_init_db_config(const char *k, const char *v, void *cb) |
179 | { | |
90b45187 SD |
180 | if (!strcmp(k, "init.templatedir")) |
181 | return git_config_pathname(&init_db_template_dir, k, v); | |
182 | ||
183 | return 0; | |
184 | } | |
185 | ||
84ccad8d JK |
186 | /* |
187 | * If the git_dir is not directly inside the working tree, then git will not | |
188 | * find it by default, and we need to set the worktree explicitly. | |
189 | */ | |
190 | static int needs_work_tree_config(const char *git_dir, const char *work_tree) | |
191 | { | |
192 | if (!strcmp(work_tree, "/") && !strcmp(git_dir, "/.git")) | |
193 | return 0; | |
194 | if (skip_prefix(git_dir, work_tree, &git_dir) && | |
195 | !strcmp(git_dir, "/.git")) | |
196 | return 0; | |
197 | return 1; | |
198 | } | |
199 | ||
f225aeb2 | 200 | static int create_default_files(const char *template_path) |
cad88fdf | 201 | { |
f225aeb2 | 202 | const char *git_dir = get_git_dir(); |
cad88fdf LT |
203 | unsigned len = strlen(git_dir); |
204 | static char path[PATH_MAX]; | |
4f629539 JH |
205 | struct stat st1; |
206 | char repo_version_string[10]; | |
5cc8f372 | 207 | char junk[2]; |
ef0a89a6 | 208 | int reinit; |
c869753e | 209 | int filemode; |
cad88fdf LT |
210 | |
211 | if (len > sizeof(path)-50) | |
33e92e47 | 212 | die(_("insane git directory %s"), git_dir); |
cad88fdf LT |
213 | memcpy(path, git_dir, len); |
214 | ||
215 | if (len && path[len-1] != '/') | |
216 | path[len++] = '/'; | |
217 | ||
218 | /* | |
219 | * Create .git/refs/{heads,tags} | |
220 | */ | |
f225aeb2 DB |
221 | safe_create_dir(git_path("refs"), 1); |
222 | safe_create_dir(git_path("refs/heads"), 1); | |
223 | safe_create_dir(git_path("refs/tags"), 1); | |
cad88fdf | 224 | |
90b45187 SD |
225 | /* Just look for `init.templatedir` */ |
226 | git_config(git_init_db_config, NULL); | |
227 | ||
4f629539 JH |
228 | /* First copy the templates -- we might have the default |
229 | * config file there, in which case we would want to read | |
230 | * from it after installing. | |
231 | */ | |
f225aeb2 | 232 | copy_templates(template_path); |
4f629539 | 233 | |
ef90d6d4 | 234 | git_config(git_default_config, NULL); |
0a2c7eea | 235 | is_bare_repository_cfg = init_is_bare_repository; |
5a688fe4 JH |
236 | |
237 | /* reading existing config may have overwrote it */ | |
0a2c7eea DM |
238 | if (init_shared_repository != -1) |
239 | shared_repository = init_shared_repository; | |
4f629539 | 240 | |
138086a7 JH |
241 | /* |
242 | * We would have created the above under user's umask -- under | |
243 | * shared-repository settings, we would need to fix them up. | |
244 | */ | |
245 | if (shared_repository) { | |
f225aeb2 DB |
246 | adjust_shared_perm(get_git_dir()); |
247 | adjust_shared_perm(git_path("refs")); | |
248 | adjust_shared_perm(git_path("refs/heads")); | |
249 | adjust_shared_perm(git_path("refs/tags")); | |
138086a7 JH |
250 | } |
251 | ||
cad88fdf LT |
252 | /* |
253 | * Create the default symlink from ".git/HEAD" to the "master" | |
8098a178 | 254 | * branch, if it does not exist yet. |
cad88fdf LT |
255 | */ |
256 | strcpy(path + len, "HEAD"); | |
5cc8f372 JS |
257 | reinit = (!access(path, R_OK) |
258 | || readlink(path, junk, sizeof(junk)-1) != -1); | |
ef0a89a6 | 259 | if (!reinit) { |
8b5157e4 | 260 | if (create_symref("HEAD", "refs/heads/master", NULL) < 0) |
cad88fdf | 261 | exit(1); |
cad88fdf | 262 | } |
e24317b4 | 263 | |
4f629539 | 264 | /* This forces creation of new config file */ |
5096d490 JK |
265 | xsnprintf(repo_version_string, sizeof(repo_version_string), |
266 | "%d", GIT_REPO_VERSION); | |
4f629539 JH |
267 | git_config_set("core.repositoryformatversion", repo_version_string); |
268 | ||
269 | path[len] = 0; | |
e24317b4 | 270 | strcpy(path + len, "config"); |
4f629539 JH |
271 | |
272 | /* Check filemode trustability */ | |
c869753e SP |
273 | filemode = TEST_FILEMODE; |
274 | if (TEST_FILEMODE && !lstat(path, &st1)) { | |
4f629539 | 275 | struct stat st2; |
c869753e | 276 | filemode = (!chmod(path, st1.st_mode ^ S_IXUSR) && |
4f629539 | 277 | !lstat(path, &st2) && |
1f32ecff MH |
278 | st1.st_mode != st2.st_mode && |
279 | !chmod(path, st1.st_mode)); | |
c7bf68d6 TB |
280 | if (filemode && !reinit && (st1.st_mode & S_IXUSR)) |
281 | filemode = 0; | |
e24317b4 | 282 | } |
c869753e | 283 | git_config_set("core.filemode", filemode ? "true" : "false"); |
ef0a89a6 | 284 | |
e90fdc39 | 285 | if (is_bare_repository()) |
7d1864ce | 286 | git_config_set("core.bare", "true"); |
7d1864ce | 287 | else { |
e90fdc39 | 288 | const char *work_tree = get_git_work_tree(); |
7d1864ce | 289 | git_config_set("core.bare", "false"); |
196055c2 AR |
290 | /* allow template config file to override the default */ |
291 | if (log_all_ref_updates == -1) | |
292 | git_config_set("core.logallrefupdates", "true"); | |
84ccad8d | 293 | if (needs_work_tree_config(git_dir, work_tree)) |
e90fdc39 | 294 | git_config_set("core.worktree", work_tree); |
7d1864ce | 295 | } |
75d24499 | 296 | |
75d24499 | 297 | if (!reinit) { |
2455406a | 298 | /* Check if symlink is supported in the work tree */ |
75d24499 JH |
299 | path[len] = 0; |
300 | strcpy(path + len, "tXXXXXX"); | |
301 | if (!close(xmkstemp(path)) && | |
302 | !unlink(path) && | |
303 | !symlink("testing", path) && | |
304 | !lstat(path, &st1) && | |
305 | S_ISLNK(st1.st_mode)) | |
306 | unlink(path); /* good */ | |
307 | else | |
308 | git_config_set("core.symlinks", "false"); | |
2455406a DP |
309 | |
310 | /* Check if the filesystem is case-insensitive */ | |
311 | path[len] = 0; | |
312 | strcpy(path + len, "CoNfIg"); | |
313 | if (!access(path, F_OK)) | |
314 | git_config_set("core.ignorecase", "true"); | |
fdf72966 | 315 | probe_utf8_pathname_composition(); |
75d24499 JH |
316 | } |
317 | ||
ef0a89a6 | 318 | return reinit; |
cad88fdf LT |
319 | } |
320 | ||
9173912b JN |
321 | static void create_object_directory(void) |
322 | { | |
323 | const char *object_directory = get_object_directory(); | |
324 | int len = strlen(object_directory); | |
325 | char *path = xmalloc(len + 40); | |
326 | ||
327 | memcpy(path, object_directory, len); | |
328 | ||
329 | safe_create_dir(object_directory, 1); | |
330 | strcpy(path+len, "/pack"); | |
331 | safe_create_dir(path, 1); | |
332 | strcpy(path+len, "/info"); | |
333 | safe_create_dir(path, 1); | |
334 | ||
335 | free(path); | |
336 | } | |
337 | ||
b57fb80a NTND |
338 | int set_git_dir_init(const char *git_dir, const char *real_git_dir, |
339 | int exist_ok) | |
340 | { | |
341 | if (real_git_dir) { | |
342 | struct stat st; | |
343 | ||
344 | if (!exist_ok && !stat(git_dir, &st)) | |
2c050e01 | 345 | die(_("%s already exists"), git_dir); |
b57fb80a NTND |
346 | |
347 | if (!exist_ok && !stat(real_git_dir, &st)) | |
2c050e01 | 348 | die(_("%s already exists"), real_git_dir); |
b57fb80a NTND |
349 | |
350 | /* | |
351 | * make sure symlinks are resolved because we'll be | |
352 | * moving the target repo later on in separate_git_dir() | |
353 | */ | |
354 | git_link = xstrdup(real_path(git_dir)); | |
2d186c8b | 355 | set_git_dir(real_path(real_git_dir)); |
b57fb80a NTND |
356 | } |
357 | else { | |
2d186c8b | 358 | set_git_dir(real_path(git_dir)); |
b57fb80a NTND |
359 | git_link = NULL; |
360 | } | |
b57fb80a NTND |
361 | return 0; |
362 | } | |
363 | ||
364 | static void separate_git_dir(const char *git_dir) | |
365 | { | |
366 | struct stat st; | |
b57fb80a NTND |
367 | |
368 | if (!stat(git_link, &st)) { | |
369 | const char *src; | |
370 | ||
371 | if (S_ISREG(st.st_mode)) | |
13d6ec91 | 372 | src = read_gitfile(git_link); |
b57fb80a NTND |
373 | else if (S_ISDIR(st.st_mode)) |
374 | src = git_link; | |
375 | else | |
97f261b1 | 376 | die(_("unable to handle file type %d"), (int)st.st_mode); |
b57fb80a NTND |
377 | |
378 | if (rename(src, git_dir)) | |
2c050e01 | 379 | die_errno(_("unable to move %s to %s"), src, git_dir); |
b57fb80a NTND |
380 | } |
381 | ||
1f76a10b | 382 | write_file(git_link, "gitdir: %s", git_dir); |
b57fb80a NTND |
383 | } |
384 | ||
f225aeb2 DB |
385 | int init_db(const char *template_dir, unsigned int flags) |
386 | { | |
9173912b | 387 | int reinit; |
b57fb80a | 388 | const char *git_dir = get_git_dir(); |
f225aeb2 | 389 | |
b57fb80a NTND |
390 | if (git_link) |
391 | separate_git_dir(git_dir); | |
f225aeb2 | 392 | |
b57fb80a | 393 | safe_create_dir(git_dir, 0); |
f225aeb2 | 394 | |
0a2c7eea DM |
395 | init_is_bare_repository = is_bare_repository(); |
396 | ||
f225aeb2 DB |
397 | /* Check to see if the repository version is right. |
398 | * Note that a newly created repository does not have | |
399 | * config file, so this will not fail. What we are catching | |
400 | * is an attempt to reinitialize new repository with an old tool. | |
401 | */ | |
402 | check_repository_format(); | |
403 | ||
404 | reinit = create_default_files(template_dir); | |
405 | ||
9173912b | 406 | create_object_directory(); |
f225aeb2 DB |
407 | |
408 | if (shared_repository) { | |
409 | char buf[10]; | |
410 | /* We do not spell "group" and such, so that | |
411 | * the configuration can be read by older version | |
412 | * of git. Note, we use octal numbers for new share modes, | |
413 | * and compatibility values for PERM_GROUP and | |
414 | * PERM_EVERYBODY. | |
415 | */ | |
5a688fe4 JH |
416 | if (shared_repository < 0) |
417 | /* force to the mode value */ | |
5096d490 | 418 | xsnprintf(buf, sizeof(buf), "0%o", -shared_repository); |
5a688fe4 | 419 | else if (shared_repository == PERM_GROUP) |
5096d490 | 420 | xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_GROUP); |
f225aeb2 | 421 | else if (shared_repository == PERM_EVERYBODY) |
5096d490 | 422 | xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_EVERYBODY); |
f225aeb2 | 423 | else |
5096d490 | 424 | die("BUG: invalid value for shared_repository"); |
f225aeb2 DB |
425 | git_config_set("core.sharedrepository", buf); |
426 | git_config_set("receive.denyNonFastforwards", "true"); | |
427 | } | |
428 | ||
d06f15d9 | 429 | if (!(flags & INIT_DB_QUIET)) { |
d06f15d9 | 430 | int len = strlen(git_dir); |
3e5dd7e9 | 431 | |
47fbfded JX |
432 | /* TRANSLATORS: The first '%s' is either "Reinitialized |
433 | existing" or "Initialized empty", the second " shared" or | |
434 | "", and the last '%s%s' is the verbatim directory name. */ | |
3e5dd7e9 ÆAB |
435 | printf(_("%s%s Git repository in %s%s\n"), |
436 | reinit ? _("Reinitialized existing") : _("Initialized empty"), | |
437 | shared_repository ? _(" shared") : "", | |
d06f15d9 NTND |
438 | git_dir, len && git_dir[len-1] != '/' ? "/" : ""); |
439 | } | |
f225aeb2 DB |
440 | |
441 | return 0; | |
442 | } | |
443 | ||
444 | static int guess_repository_type(const char *git_dir) | |
6adcca3f | 445 | { |
6adcca3f | 446 | const char *slash; |
56b9f6e7 RS |
447 | char *cwd; |
448 | int cwd_is_git_dir; | |
6adcca3f | 449 | |
6adcca3f JH |
450 | /* |
451 | * "GIT_DIR=. git init" is always bare. | |
452 | * "GIT_DIR=`pwd` git init" too. | |
453 | */ | |
454 | if (!strcmp(".", git_dir)) | |
f225aeb2 | 455 | return 1; |
56b9f6e7 RS |
456 | cwd = xgetcwd(); |
457 | cwd_is_git_dir = !strcmp(git_dir, cwd); | |
458 | free(cwd); | |
459 | if (cwd_is_git_dir) | |
f225aeb2 | 460 | return 1; |
6adcca3f JH |
461 | /* |
462 | * "GIT_DIR=.git or GIT_DIR=something/.git is usually not. | |
463 | */ | |
464 | if (!strcmp(git_dir, ".git")) | |
f225aeb2 | 465 | return 0; |
6adcca3f JH |
466 | slash = strrchr(git_dir, '/'); |
467 | if (slash && !strcmp(slash, "/.git")) | |
f225aeb2 | 468 | return 0; |
6adcca3f JH |
469 | |
470 | /* | |
471 | * Otherwise it is often bare. At this point | |
472 | * we are just guessing. | |
473 | */ | |
f225aeb2 | 474 | return 1; |
6adcca3f JH |
475 | } |
476 | ||
596f91ee MK |
477 | static int shared_callback(const struct option *opt, const char *arg, int unset) |
478 | { | |
479 | *((int *) opt->value) = (arg) ? git_config_perm("arg", arg) : PERM_GROUP; | |
480 | return 0; | |
481 | } | |
482 | ||
483 | static const char *const init_db_usage[] = { | |
9c9b4f2f | 484 | N_("git init [-q | --quiet] [--bare] [--template=<template-directory>] [--shared[=<permissions>]] [<directory>]"), |
596f91ee MK |
485 | NULL |
486 | }; | |
d3af621b | 487 | |
4696cb93 ZW |
488 | /* |
489 | * If you want to, you can share the DB area with any number of branches. | |
490 | * That has advantages: you can save space by sharing all the SHA1 objects. | |
491 | * On the other hand, it might just make lookup slower and messier. You | |
492 | * be the judge. The default case is to have one DB per managed directory. | |
493 | */ | |
a633fca0 | 494 | int cmd_init_db(int argc, const char **argv, const char *prefix) |
e83c5163 | 495 | { |
cad88fdf | 496 | const char *git_dir; |
b57fb80a | 497 | const char *real_git_dir = NULL; |
83518360 | 498 | const char *work_tree; |
c3c8835f | 499 | const char *template_dir = NULL; |
f225aeb2 | 500 | unsigned int flags = 0; |
596f91ee | 501 | const struct option init_db_options[] = { |
ce4a5e53 NTND |
502 | OPT_STRING(0, "template", &template_dir, N_("template-directory"), |
503 | N_("directory from which templates will be used")), | |
596f91ee | 504 | OPT_SET_INT(0, "bare", &is_bare_repository_cfg, |
ce4a5e53 | 505 | N_("create a bare repository"), 1), |
596f91ee | 506 | { OPTION_CALLBACK, 0, "shared", &init_shared_repository, |
ce4a5e53 NTND |
507 | N_("permissions"), |
508 | N_("specify that the git repository is to be shared amongst several users"), | |
596f91ee | 509 | PARSE_OPT_OPTARG | PARSE_OPT_NONEG, shared_callback, 0}, |
ce4a5e53 NTND |
510 | OPT_BIT('q', "quiet", &flags, N_("be quiet"), INIT_DB_QUIET), |
511 | OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"), | |
512 | N_("separate git dir from working tree")), | |
596f91ee MK |
513 | OPT_END() |
514 | }; | |
515 | ||
0397ff24 JH |
516 | argc = parse_options(argc, argv, prefix, init_db_options, init_db_usage, 0); |
517 | ||
b57fb80a NTND |
518 | if (real_git_dir && !is_absolute_path(real_git_dir)) |
519 | real_git_dir = xstrdup(real_path(real_git_dir)); | |
520 | ||
0397ff24 | 521 | if (argc == 1) { |
53d48885 NS |
522 | int mkdir_tried = 0; |
523 | retry: | |
0397ff24 | 524 | if (chdir(argv[0]) < 0) { |
53d48885 NS |
525 | if (!mkdir_tried) { |
526 | int saved; | |
527 | /* | |
528 | * At this point we haven't read any configuration, | |
529 | * and we know shared_repository should always be 0; | |
530 | * but just in case we play safe. | |
531 | */ | |
532 | saved = shared_repository; | |
533 | shared_repository = 0; | |
0397ff24 | 534 | switch (safe_create_leading_directories_const(argv[0])) { |
f3565c0c MH |
535 | case SCLD_OK: |
536 | case SCLD_PERMS: | |
537 | break; | |
0be0521b | 538 | case SCLD_EXISTS: |
53d48885 NS |
539 | errno = EEXIST; |
540 | /* fallthru */ | |
53d48885 | 541 | default: |
f3565c0c | 542 | die_errno(_("cannot mkdir %s"), argv[0]); |
53d48885 NS |
543 | break; |
544 | } | |
545 | shared_repository = saved; | |
0397ff24 | 546 | if (mkdir(argv[0], 0777) < 0) |
33e92e47 | 547 | die_errno(_("cannot mkdir %s"), argv[0]); |
53d48885 NS |
548 | mkdir_tried = 1; |
549 | goto retry; | |
550 | } | |
33e92e47 | 551 | die_errno(_("cannot chdir to %s"), argv[0]); |
53d48885 | 552 | } |
0397ff24 JH |
553 | } else if (0 < argc) { |
554 | usage(init_db_usage[0]); | |
d3af621b | 555 | } |
0397ff24 | 556 | if (is_bare_repository_cfg == 1) { |
4d3ab44d RS |
557 | char *cwd = xgetcwd(); |
558 | setenv(GIT_DIR_ENVIRONMENT, cwd, argc > 0); | |
559 | free(cwd); | |
d3af621b JH |
560 | } |
561 | ||
5a688fe4 JH |
562 | if (init_shared_repository != -1) |
563 | shared_repository = init_shared_repository; | |
564 | ||
6adcca3f JH |
565 | /* |
566 | * GIT_WORK_TREE makes sense only in conjunction with GIT_DIR | |
567 | * without --bare. Catch the error early. | |
568 | */ | |
569 | git_dir = getenv(GIT_DIR_ENVIRONMENT); | |
83518360 NTND |
570 | work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT); |
571 | if ((!git_dir || is_bare_repository_cfg == 1) && work_tree) | |
33e92e47 ÆAB |
572 | die(_("%s (or --work-tree=<directory>) not allowed without " |
573 | "specifying %s (or --git-dir=<directory>)"), | |
6adcca3f JH |
574 | GIT_WORK_TREE_ENVIRONMENT, |
575 | GIT_DIR_ENVIRONMENT); | |
576 | ||
cad88fdf LT |
577 | /* |
578 | * Set up the default .git directory contents | |
579 | */ | |
ef0a89a6 | 580 | if (!git_dir) |
cad88fdf | 581 | git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; |
af6e277c | 582 | |
f225aeb2 DB |
583 | if (is_bare_repository_cfg < 0) |
584 | is_bare_repository_cfg = guess_repository_type(git_dir); | |
585 | ||
586 | if (!is_bare_repository_cfg) { | |
b31d2022 NTND |
587 | const char *git_dir_parent = strrchr(git_dir, '/'); |
588 | if (git_dir_parent) { | |
589 | char *rel = xstrndup(git_dir, git_dir_parent - git_dir); | |
e2a57aac | 590 | git_work_tree_cfg = xstrdup(real_path(rel)); |
b31d2022 | 591 | free(rel); |
f225aeb2 | 592 | } |
56b9f6e7 RS |
593 | if (!git_work_tree_cfg) |
594 | git_work_tree_cfg = xgetcwd(); | |
83518360 | 595 | if (work_tree) |
2d186c8b | 596 | set_git_work_tree(work_tree); |
83518360 NTND |
597 | else |
598 | set_git_work_tree(git_work_tree_cfg); | |
f225aeb2 | 599 | if (access(get_git_work_tree(), X_OK)) |
33e92e47 | 600 | die_errno (_("Cannot access work tree '%s'"), |
0721c314 | 601 | get_git_work_tree()); |
94df2506 | 602 | } |
83518360 NTND |
603 | else { |
604 | if (work_tree) | |
2d186c8b | 605 | set_git_work_tree(work_tree); |
83518360 | 606 | } |
af6e277c | 607 | |
b57fb80a | 608 | set_git_dir_init(git_dir, real_git_dir, 1); |
ef0a89a6 | 609 | |
f225aeb2 | 610 | return init_db(template_dir, flags); |
e83c5163 | 611 | } |