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Commit | Line | Data |
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8434c2f1 DB |
1 | /* |
2 | * Builtin "git clone" | |
3 | * | |
4 | * Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com>, | |
5 | * 2008 Daniel Barkalow <barkalow@iabervon.org> | |
6 | * Based on git-commit.sh by Junio C Hamano and Linus Torvalds | |
7 | * | |
8 | * Clone a repository into a different directory that does not yet exist. | |
9 | */ | |
10 | ||
c2e86add | 11 | #include "builtin.h" |
697cc8ef | 12 | #include "lockfile.h" |
8434c2f1 DB |
13 | #include "parse-options.h" |
14 | #include "fetch-pack.h" | |
15 | #include "refs.h" | |
16 | #include "tree.h" | |
17 | #include "tree-walk.h" | |
18 | #include "unpack-trees.h" | |
19 | #include "transport.h" | |
20 | #include "strbuf.h" | |
21 | #include "dir.h" | |
4a16d072 | 22 | #include "sigchain.h" |
a9f2c136 | 23 | #include "branch.h" |
8ef51733 | 24 | #include "remote.h" |
dfa7a6c5 | 25 | #include "run-command.h" |
0433ad12 | 26 | #include "connected.h" |
8434c2f1 DB |
27 | |
28 | /* | |
29 | * Overall FIXMEs: | |
30 | * - respect DB_ENVIRONMENT for .git/objects. | |
31 | * | |
32 | * Implementation notes: | |
33 | * - dropping use-separate-remote and no-separate-remote compatibility | |
34 | * | |
35 | */ | |
36 | static const char * const builtin_clone_usage[] = { | |
32b77add | 37 | N_("git clone [options] [--] <repo> [<dir>]"), |
8434c2f1 DB |
38 | NULL |
39 | }; | |
40 | ||
3e6e0edd | 41 | static int option_no_checkout, option_bare, option_mirror, option_single_branch = -1; |
189260b1 | 42 | static int option_local = -1, option_no_hardlinks, option_shared, option_recursive; |
dbc92b07 | 43 | static char *option_template, *option_depth; |
8434c2f1 | 44 | static char *option_origin = NULL; |
7a4ee28f | 45 | static char *option_branch = NULL; |
b57fb80a | 46 | static const char *real_git_dir; |
8434c2f1 | 47 | static char *option_upload_pack = "git-upload-pack"; |
5bd631b3 | 48 | static int option_verbosity; |
01fdc21f | 49 | static int option_progress = -1; |
84054f79 | 50 | static struct string_list option_config; |
dbc92b07 | 51 | static struct string_list option_reference; |
fb1d6dab | 52 | static int option_dissociate; |
dbc92b07 JH |
53 | |
54 | static int opt_parse_reference(const struct option *opt, const char *arg, int unset) | |
55 | { | |
56 | struct string_list *option_reference = opt->value; | |
57 | if (!arg) | |
58 | return -1; | |
59 | string_list_append(option_reference, arg); | |
60 | return 0; | |
61 | } | |
8434c2f1 DB |
62 | |
63 | static struct option builtin_clone_options[] = { | |
5bd631b3 | 64 | OPT__VERBOSITY(&option_verbosity), |
01fdc21f | 65 | OPT_BOOL(0, "progress", &option_progress, |
32b77add | 66 | N_("force progress reporting")), |
d5d09d47 SB |
67 | OPT_BOOL('n', "no-checkout", &option_no_checkout, |
68 | N_("don't create a checkout")), | |
4741edd5 SB |
69 | OPT_BOOL(0, "bare", &option_bare, N_("create a bare repository")), |
70 | OPT_HIDDEN_BOOL(0, "naked", &option_bare, | |
71 | N_("create a bare repository")), | |
d5d09d47 SB |
72 | OPT_BOOL(0, "mirror", &option_mirror, |
73 | N_("create a mirror repository (implies bare)")), | |
189260b1 | 74 | OPT_BOOL('l', "local", &option_local, |
32b77add | 75 | N_("to clone from a local repository")), |
d5d09d47 | 76 | OPT_BOOL(0, "no-hardlinks", &option_no_hardlinks, |
32b77add | 77 | N_("don't use local hardlinks, always copy")), |
d5d09d47 | 78 | OPT_BOOL('s', "shared", &option_shared, |
32b77add | 79 | N_("setup as shared repository")), |
d5d09d47 | 80 | OPT_BOOL(0, "recursive", &option_recursive, |
32b77add | 81 | N_("initialize submodules in the clone")), |
d5d09d47 | 82 | OPT_BOOL(0, "recurse-submodules", &option_recursive, |
32b77add NTND |
83 | N_("initialize submodules in the clone")), |
84 | OPT_STRING(0, "template", &option_template, N_("template-directory"), | |
85 | N_("directory from which templates will be used")), | |
86 | OPT_CALLBACK(0 , "reference", &option_reference, N_("repo"), | |
87 | N_("reference repository"), &opt_parse_reference), | |
88 | OPT_STRING('o', "origin", &option_origin, N_("name"), | |
89 | N_("use <name> instead of 'origin' to track upstream")), | |
90 | OPT_STRING('b', "branch", &option_branch, N_("branch"), | |
91 | N_("checkout <branch> instead of the remote's HEAD")), | |
92 | OPT_STRING('u', "upload-pack", &option_upload_pack, N_("path"), | |
93 | N_("path to git-upload-pack on the remote")), | |
94 | OPT_STRING(0, "depth", &option_depth, N_("depth"), | |
95 | N_("create a shallow clone of that depth")), | |
3e6e0edd | 96 | OPT_BOOL(0, "single-branch", &option_single_branch, |
32b77add | 97 | N_("clone only one branch, HEAD or --branch")), |
fb1d6dab JH |
98 | OPT_BOOL(0, "dissociate", &option_dissociate, |
99 | N_("use --reference only while cloning")), | |
32b77add NTND |
100 | OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"), |
101 | N_("separate git dir from working tree")), | |
102 | OPT_STRING_LIST('c', "config", &option_config, N_("key=value"), | |
103 | N_("set config inside the new repository")), | |
8434c2f1 DB |
104 | OPT_END() |
105 | }; | |
106 | ||
e7fed18a JH |
107 | static const char *argv_submodule[] = { |
108 | "submodule", "update", "--init", "--recursive", NULL | |
109 | }; | |
110 | ||
8434c2f1 DB |
111 | static char *get_repo_path(const char *repo, int *is_bundle) |
112 | { | |
b3256eb8 | 113 | static char *suffix[] = { "/.git", "", ".git/.git", ".git" }; |
8434c2f1 DB |
114 | static char *bundle_suffix[] = { ".bundle", "" }; |
115 | struct stat st; | |
116 | int i; | |
117 | ||
118 | for (i = 0; i < ARRAY_SIZE(suffix); i++) { | |
119 | const char *path; | |
120 | path = mkpath("%s%s", repo, suffix[i]); | |
9b0ebc72 NTND |
121 | if (stat(path, &st)) |
122 | continue; | |
b3256eb8 | 123 | if (S_ISDIR(st.st_mode) && is_git_directory(path)) { |
8434c2f1 | 124 | *is_bundle = 0; |
e2a57aac | 125 | return xstrdup(absolute_path(path)); |
9b0ebc72 NTND |
126 | } else if (S_ISREG(st.st_mode) && st.st_size > 8) { |
127 | /* Is it a "gitfile"? */ | |
128 | char signature[8]; | |
129 | int len, fd = open(path, O_RDONLY); | |
130 | if (fd < 0) | |
131 | continue; | |
132 | len = read_in_full(fd, signature, 8); | |
133 | close(fd); | |
134 | if (len != 8 || strncmp(signature, "gitdir: ", 8)) | |
135 | continue; | |
136 | path = read_gitfile(path); | |
137 | if (path) { | |
138 | *is_bundle = 0; | |
139 | return xstrdup(absolute_path(path)); | |
140 | } | |
8434c2f1 DB |
141 | } |
142 | } | |
143 | ||
144 | for (i = 0; i < ARRAY_SIZE(bundle_suffix); i++) { | |
145 | const char *path; | |
146 | path = mkpath("%s%s", repo, bundle_suffix[i]); | |
147 | if (!stat(path, &st) && S_ISREG(st.st_mode)) { | |
148 | *is_bundle = 1; | |
e2a57aac | 149 | return xstrdup(absolute_path(path)); |
8434c2f1 DB |
150 | } |
151 | } | |
152 | ||
153 | return NULL; | |
154 | } | |
155 | ||
6612f877 | 156 | static char *guess_dir_name(const char *repo, int is_bundle, int is_bare) |
8434c2f1 | 157 | { |
b8c5db35 | 158 | const char *end = repo + strlen(repo), *start; |
8a94bc7b | 159 | char *dir; |
b8c5db35 JS |
160 | |
161 | /* | |
8a94bc7b | 162 | * Strip trailing spaces, slashes and /.git |
b8c5db35 | 163 | */ |
8a94bc7b | 164 | while (repo < end && (is_dir_sep(end[-1]) || isspace(end[-1]))) |
b8c5db35 JS |
165 | end--; |
166 | if (end - repo > 5 && is_dir_sep(end[-5]) && | |
167 | !strncmp(end - 4, ".git", 4)) { | |
168 | end -= 5; | |
169 | while (repo < end && is_dir_sep(end[-1])) | |
170 | end--; | |
171 | } | |
172 | ||
173 | /* | |
174 | * Find last component, but be prepared that repo could have | |
175 | * the form "remote.example.com:foo.git", i.e. no slash | |
176 | * in the directory part. | |
177 | */ | |
178 | start = end; | |
179 | while (repo < start && !is_dir_sep(start[-1]) && start[-1] != ':') | |
180 | start--; | |
181 | ||
182 | /* | |
183 | * Strip .{bundle,git}. | |
184 | */ | |
185 | if (is_bundle) { | |
186 | if (end - start > 7 && !strncmp(end - 7, ".bundle", 7)) | |
187 | end -= 7; | |
188 | } else { | |
189 | if (end - start > 4 && !strncmp(end - 4, ".git", 4)) | |
190 | end -= 4; | |
8434c2f1 DB |
191 | } |
192 | ||
6612f877 | 193 | if (is_bare) { |
32716a2c MV |
194 | struct strbuf result = STRBUF_INIT; |
195 | strbuf_addf(&result, "%.*s.git", (int)(end - start), start); | |
2af202be | 196 | dir = strbuf_detach(&result, NULL); |
8a94bc7b AR |
197 | } else |
198 | dir = xstrndup(start, end - start); | |
199 | /* | |
200 | * Replace sequences of 'control' characters and whitespace | |
201 | * with one ascii space, remove leading and trailing spaces. | |
202 | */ | |
203 | if (*dir) { | |
204 | char *out = dir; | |
205 | int prev_space = 1 /* strip leading whitespace */; | |
206 | for (end = dir; *end; ++end) { | |
207 | char ch = *end; | |
208 | if ((unsigned char)ch < '\x20') | |
209 | ch = '\x20'; | |
210 | if (isspace(ch)) { | |
211 | if (prev_space) | |
212 | continue; | |
213 | prev_space = 1; | |
214 | } else | |
215 | prev_space = 0; | |
216 | *out++ = ch; | |
217 | } | |
218 | *out = '\0'; | |
219 | if (out > dir && prev_space) | |
220 | out[-1] = '\0'; | |
6612f877 | 221 | } |
8a94bc7b | 222 | return dir; |
8434c2f1 DB |
223 | } |
224 | ||
44a68fd5 CB |
225 | static void strip_trailing_slashes(char *dir) |
226 | { | |
227 | char *end = dir + strlen(dir); | |
228 | ||
229 | while (dir < end - 1 && is_dir_sep(end[-1])) | |
230 | end--; | |
231 | *end = '\0'; | |
232 | } | |
233 | ||
dbc92b07 | 234 | static int add_one_reference(struct string_list_item *item, void *cb_data) |
8434c2f1 | 235 | { |
e6baf4a1 | 236 | char *ref_git; |
b552b56d | 237 | const char *repo; |
e6baf4a1 | 238 | struct strbuf alternate = STRBUF_INIT; |
8434c2f1 | 239 | |
b552b56d | 240 | /* Beware: read_gitfile(), real_path() and mkpath() return static buffer */ |
e6baf4a1 | 241 | ref_git = xstrdup(real_path(item->string)); |
b552b56d AS |
242 | |
243 | repo = read_gitfile(ref_git); | |
244 | if (!repo) | |
245 | repo = read_gitfile(mkpath("%s/.git", ref_git)); | |
246 | if (repo) { | |
247 | free(ref_git); | |
248 | ref_git = xstrdup(repo); | |
249 | } | |
250 | ||
251 | if (!repo && is_directory(mkpath("%s/.git/objects", ref_git))) { | |
4e2d094d | 252 | char *ref_git_git = mkpathdup("%s/.git", ref_git); |
e6baf4a1 JH |
253 | free(ref_git); |
254 | ref_git = ref_git_git; | |
255 | } else if (!is_directory(mkpath("%s/objects", ref_git))) | |
0658569e | 256 | die(_("reference repository '%s' is not a local repository."), |
dbc92b07 | 257 | item->string); |
8434c2f1 | 258 | |
606e435a NTND |
259 | if (!access(mkpath("%s/shallow", ref_git), F_OK)) |
260 | die(_("reference repository '%s' is shallow"), item->string); | |
261 | ||
262 | if (!access(mkpath("%s/info/grafts", ref_git), F_OK)) | |
263 | die(_("reference repository '%s' is grafted"), item->string); | |
264 | ||
e6baf4a1 JH |
265 | strbuf_addf(&alternate, "%s/objects", ref_git); |
266 | add_to_alternates_file(alternate.buf); | |
267 | strbuf_release(&alternate); | |
e6baf4a1 | 268 | free(ref_git); |
dbc92b07 JH |
269 | return 0; |
270 | } | |
8434c2f1 | 271 | |
dbc92b07 JH |
272 | static void setup_reference(void) |
273 | { | |
274 | for_each_string_list(&option_reference, add_one_reference, NULL); | |
8434c2f1 DB |
275 | } |
276 | ||
e6baf4a1 JH |
277 | static void copy_alternates(struct strbuf *src, struct strbuf *dst, |
278 | const char *src_repo) | |
279 | { | |
280 | /* | |
281 | * Read from the source objects/info/alternates file | |
282 | * and copy the entries to corresponding file in the | |
283 | * destination repository with add_to_alternates_file(). | |
284 | * Both src and dst have "$path/objects/info/alternates". | |
285 | * | |
286 | * Instead of copying bit-for-bit from the original, | |
287 | * we need to append to existing one so that the already | |
288 | * created entry via "clone -s" is not lost, and also | |
289 | * to turn entries with paths relative to the original | |
290 | * absolute, so that they can be used in the new repository. | |
291 | */ | |
292 | FILE *in = fopen(src->buf, "r"); | |
293 | struct strbuf line = STRBUF_INIT; | |
294 | ||
295 | while (strbuf_getline(&line, in, '\n') != EOF) { | |
296 | char *abs_path, abs_buf[PATH_MAX]; | |
297 | if (!line.len || line.buf[0] == '#') | |
298 | continue; | |
299 | if (is_absolute_path(line.buf)) { | |
300 | add_to_alternates_file(line.buf); | |
301 | continue; | |
302 | } | |
303 | abs_path = mkpath("%s/objects/%s", src_repo, line.buf); | |
304 | normalize_path_copy(abs_buf, abs_path); | |
305 | add_to_alternates_file(abs_buf); | |
306 | } | |
307 | strbuf_release(&line); | |
308 | fclose(in); | |
309 | } | |
310 | ||
311 | static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest, | |
312 | const char *src_repo, int src_baselen) | |
8434c2f1 DB |
313 | { |
314 | struct dirent *de; | |
315 | struct stat buf; | |
316 | int src_len, dest_len; | |
317 | DIR *dir; | |
318 | ||
b9e125e0 | 319 | dir = opendir(src->buf); |
8434c2f1 | 320 | if (!dir) |
e84d7b74 | 321 | die_errno(_("failed to open '%s'"), src->buf); |
8434c2f1 | 322 | |
b9e125e0 | 323 | if (mkdir(dest->buf, 0777)) { |
8434c2f1 | 324 | if (errno != EEXIST) |
e84d7b74 | 325 | die_errno(_("failed to create directory '%s'"), dest->buf); |
b9e125e0 | 326 | else if (stat(dest->buf, &buf)) |
e84d7b74 | 327 | die_errno(_("failed to stat '%s'"), dest->buf); |
8434c2f1 | 328 | else if (!S_ISDIR(buf.st_mode)) |
e84d7b74 | 329 | die(_("%s exists and is not a directory"), dest->buf); |
8434c2f1 DB |
330 | } |
331 | ||
b9e125e0 MV |
332 | strbuf_addch(src, '/'); |
333 | src_len = src->len; | |
334 | strbuf_addch(dest, '/'); | |
335 | dest_len = dest->len; | |
8434c2f1 DB |
336 | |
337 | while ((de = readdir(dir)) != NULL) { | |
b9e125e0 MV |
338 | strbuf_setlen(src, src_len); |
339 | strbuf_addstr(src, de->d_name); | |
340 | strbuf_setlen(dest, dest_len); | |
341 | strbuf_addstr(dest, de->d_name); | |
342 | if (stat(src->buf, &buf)) { | |
e84d7b74 | 343 | warning (_("failed to stat %s\n"), src->buf); |
8434c2f1 DB |
344 | continue; |
345 | } | |
346 | if (S_ISDIR(buf.st_mode)) { | |
347 | if (de->d_name[0] != '.') | |
e6baf4a1 JH |
348 | copy_or_link_directory(src, dest, |
349 | src_repo, src_baselen); | |
350 | continue; | |
351 | } | |
352 | ||
353 | /* Files that cannot be copied bit-for-bit... */ | |
354 | if (!strcmp(src->buf + src_baselen, "/info/alternates")) { | |
355 | copy_alternates(src, dest, src_repo); | |
8434c2f1 DB |
356 | continue; |
357 | } | |
358 | ||
b9e125e0 | 359 | if (unlink(dest->buf) && errno != ENOENT) |
e84d7b74 | 360 | die_errno(_("failed to unlink '%s'"), dest->buf); |
fdabc242 | 361 | if (!option_no_hardlinks) { |
b9e125e0 | 362 | if (!link(src->buf, dest->buf)) |
fdabc242 | 363 | continue; |
189260b1 | 364 | if (option_local > 0) |
e84d7b74 | 365 | die_errno(_("failed to create link '%s'"), dest->buf); |
fdabc242 | 366 | option_no_hardlinks = 1; |
8434c2f1 | 367 | } |
f7835a25 | 368 | if (copy_file_with_time(dest->buf, src->buf, 0666)) |
e84d7b74 | 369 | die_errno(_("failed to copy file to '%s'"), dest->buf); |
8434c2f1 | 370 | } |
689ef4d4 | 371 | closedir(dir); |
8434c2f1 DB |
372 | } |
373 | ||
6f48d39f | 374 | static void clone_local(const char *src_repo, const char *dest_repo) |
8434c2f1 | 375 | { |
e6baf4a1 JH |
376 | if (option_shared) { |
377 | struct strbuf alt = STRBUF_INIT; | |
378 | strbuf_addf(&alt, "%s/objects", src_repo); | |
379 | add_to_alternates_file(alt.buf); | |
380 | strbuf_release(&alt); | |
381 | } else { | |
382 | struct strbuf src = STRBUF_INIT; | |
383 | struct strbuf dest = STRBUF_INIT; | |
b9e125e0 MV |
384 | strbuf_addf(&src, "%s/objects", src_repo); |
385 | strbuf_addf(&dest, "%s/objects", dest_repo); | |
e6baf4a1 | 386 | copy_or_link_directory(&src, &dest, src_repo, src.len); |
b9e125e0 MV |
387 | strbuf_release(&src); |
388 | strbuf_release(&dest); | |
8434c2f1 DB |
389 | } |
390 | ||
28ba96ab | 391 | if (0 <= option_verbosity) |
68b939b2 | 392 | fprintf(stderr, _("done.\n")); |
8434c2f1 DB |
393 | } |
394 | ||
395 | static const char *junk_work_tree; | |
396 | static const char *junk_git_dir; | |
85064630 | 397 | static enum { |
d3b34622 JK |
398 | JUNK_LEAVE_NONE, |
399 | JUNK_LEAVE_REPO, | |
400 | JUNK_LEAVE_ALL | |
401 | } junk_mode = JUNK_LEAVE_NONE; | |
402 | ||
403 | static const char junk_leave_repo_msg[] = | |
404 | N_("Clone succeeded, but checkout failed.\n" | |
405 | "You can inspect what was checked out with 'git status'\n" | |
406 | "and retry the checkout with 'git checkout -f HEAD'\n"); | |
8434c2f1 DB |
407 | |
408 | static void remove_junk(void) | |
409 | { | |
f285a2d7 | 410 | struct strbuf sb = STRBUF_INIT; |
d3b34622 JK |
411 | |
412 | switch (junk_mode) { | |
413 | case JUNK_LEAVE_REPO: | |
414 | warning("%s", _(junk_leave_repo_msg)); | |
415 | /* fall-through */ | |
416 | case JUNK_LEAVE_ALL: | |
417 | return; | |
418 | default: | |
419 | /* proceed to removal */ | |
420 | break; | |
421 | } | |
422 | ||
8434c2f1 DB |
423 | if (junk_git_dir) { |
424 | strbuf_addstr(&sb, junk_git_dir); | |
425 | remove_dir_recursively(&sb, 0); | |
426 | strbuf_reset(&sb); | |
427 | } | |
428 | if (junk_work_tree) { | |
429 | strbuf_addstr(&sb, junk_work_tree); | |
430 | remove_dir_recursively(&sb, 0); | |
431 | strbuf_reset(&sb); | |
432 | } | |
433 | } | |
434 | ||
435 | static void remove_junk_on_signal(int signo) | |
436 | { | |
437 | remove_junk(); | |
4a16d072 | 438 | sigchain_pop(signo); |
8434c2f1 DB |
439 | raise(signo); |
440 | } | |
441 | ||
9e585046 NTND |
442 | static struct ref *find_remote_branch(const struct ref *refs, const char *branch) |
443 | { | |
444 | struct ref *ref; | |
445 | struct strbuf head = STRBUF_INIT; | |
446 | strbuf_addstr(&head, "refs/heads/"); | |
447 | strbuf_addstr(&head, branch); | |
448 | ref = find_ref_by_name(refs, head.buf); | |
449 | strbuf_release(&head); | |
5a7d5b68 NTND |
450 | |
451 | if (ref) | |
452 | return ref; | |
453 | ||
454 | strbuf_addstr(&head, "refs/tags/"); | |
455 | strbuf_addstr(&head, branch); | |
456 | ref = find_ref_by_name(refs, head.buf); | |
457 | strbuf_release(&head); | |
458 | ||
9e585046 NTND |
459 | return ref; |
460 | } | |
461 | ||
5bdc32d3 NP |
462 | static struct ref *wanted_peer_refs(const struct ref *refs, |
463 | struct refspec *refspec) | |
8434c2f1 | 464 | { |
c1921c18 JK |
465 | struct ref *head = copy_ref(find_ref_by_name(refs, "HEAD")); |
466 | struct ref *local_refs = head; | |
467 | struct ref **tail = head ? &head->next : &local_refs; | |
8434c2f1 | 468 | |
3e6e0edd NTND |
469 | if (option_single_branch) { |
470 | struct ref *remote_head = NULL; | |
471 | ||
472 | if (!option_branch) | |
473 | remote_head = guess_remote_head(head, refs, 0); | |
0ec4b165 NTND |
474 | else { |
475 | local_refs = NULL; | |
476 | tail = &local_refs; | |
477 | remote_head = copy_ref(find_remote_branch(refs, option_branch)); | |
478 | } | |
3e6e0edd NTND |
479 | |
480 | if (!remote_head && option_branch) | |
481 | warning(_("Could not find remote branch %s to clone."), | |
482 | option_branch); | |
5a7d5b68 | 483 | else { |
3e6e0edd | 484 | get_fetch_map(remote_head, refspec, &tail, 0); |
5a7d5b68 NTND |
485 | |
486 | /* if --branch=tag, pull the requested tag explicitly */ | |
487 | get_fetch_map(remote_head, tag_refspec, &tail, 0); | |
488 | } | |
3e6e0edd NTND |
489 | } else |
490 | get_fetch_map(refs, refspec, &tail, 0); | |
491 | ||
492 | if (!option_mirror && !option_single_branch) | |
468386a9 | 493 | get_fetch_map(refs, tag_refspec, &tail, 0); |
8434c2f1 | 494 | |
5bdc32d3 NP |
495 | return local_refs; |
496 | } | |
497 | ||
498 | static void write_remote_refs(const struct ref *local_refs) | |
499 | { | |
500 | const struct ref *r; | |
501 | ||
9f69d297 MH |
502 | lock_packed_refs(LOCK_DIE_ON_ERROR); |
503 | ||
c1921c18 JK |
504 | for (r = local_refs; r; r = r->next) { |
505 | if (!r->peer_ref) | |
506 | continue; | |
39ef7fae | 507 | add_packed_ref(r->peer_ref->name, r->old_sha1); |
c1921c18 | 508 | } |
3e8aded2 | 509 | |
9f69d297 MH |
510 | if (commit_packed_refs()) |
511 | die_errno("unable to overwrite old ref-pack file"); | |
8434c2f1 DB |
512 | } |
513 | ||
3e6e0edd NTND |
514 | static void write_followtags(const struct ref *refs, const char *msg) |
515 | { | |
516 | const struct ref *ref; | |
517 | for (ref = refs; ref; ref = ref->next) { | |
59556548 | 518 | if (!starts_with(ref->name, "refs/tags/")) |
3e6e0edd | 519 | continue; |
59556548 | 520 | if (ends_with(ref->name, "^{}")) |
3e6e0edd NTND |
521 | continue; |
522 | if (!has_sha1_file(ref->old_sha1)) | |
523 | continue; | |
524 | update_ref(msg, ref->name, ref->old_sha1, | |
f4124112 | 525 | NULL, 0, UPDATE_REFS_DIE_ON_ERR); |
3e6e0edd NTND |
526 | } |
527 | } | |
528 | ||
0433ad12 JK |
529 | static int iterate_ref_map(void *cb_data, unsigned char sha1[20]) |
530 | { | |
531 | struct ref **rm = cb_data; | |
532 | struct ref *ref = *rm; | |
533 | ||
534 | /* | |
535 | * Skip anything missing a peer_ref, which we are not | |
536 | * actually going to write a ref for. | |
537 | */ | |
538 | while (ref && !ref->peer_ref) | |
539 | ref = ref->next; | |
540 | /* Returning -1 notes "end of list" to the caller. */ | |
541 | if (!ref) | |
542 | return -1; | |
543 | ||
544 | hashcpy(sha1, ref->old_sha1); | |
545 | *rm = ref->next; | |
546 | return 0; | |
547 | } | |
548 | ||
960b7d1c NTND |
549 | static void update_remote_refs(const struct ref *refs, |
550 | const struct ref *mapped_refs, | |
551 | const struct ref *remote_head_points_at, | |
552 | const char *branch_top, | |
c6807a40 | 553 | const char *msg, |
45ed4afa | 554 | struct transport *transport, |
125a05fd | 555 | int check_connectivity) |
960b7d1c | 556 | { |
0433ad12 JK |
557 | const struct ref *rm = mapped_refs; |
558 | ||
125a05fd | 559 | if (check_connectivity) { |
2856cbf0 | 560 | if (transport->progress) |
68b939b2 | 561 | fprintf(stderr, _("Checking connectivity... ")); |
45ed4afa JH |
562 | if (check_everything_connected_with_transport(iterate_ref_map, |
563 | 0, &rm, transport)) | |
125a05fd | 564 | die(_("remote did not send all necessary objects")); |
2856cbf0 | 565 | if (transport->progress) |
f94a84c4 | 566 | fprintf(stderr, _("done.\n")); |
125a05fd | 567 | } |
0433ad12 | 568 | |
960b7d1c | 569 | if (refs) { |
960b7d1c NTND |
570 | write_remote_refs(mapped_refs); |
571 | if (option_single_branch) | |
572 | write_followtags(refs, msg); | |
573 | } | |
574 | ||
575 | if (remote_head_points_at && !option_bare) { | |
576 | struct strbuf head_ref = STRBUF_INIT; | |
577 | strbuf_addstr(&head_ref, branch_top); | |
578 | strbuf_addstr(&head_ref, "HEAD"); | |
579 | create_symref(head_ref.buf, | |
580 | remote_head_points_at->peer_ref->name, | |
581 | msg); | |
582 | } | |
583 | } | |
584 | ||
f034d354 NTND |
585 | static void update_head(const struct ref *our, const struct ref *remote, |
586 | const char *msg) | |
587 | { | |
cf4fff57 JK |
588 | const char *head; |
589 | if (our && skip_prefix(our->name, "refs/heads/", &head)) { | |
f034d354 NTND |
590 | /* Local default branch link */ |
591 | create_symref("HEAD", our->name, NULL); | |
592 | if (!option_bare) { | |
f4124112 MH |
593 | update_ref(msg, "HEAD", our->old_sha1, NULL, 0, |
594 | UPDATE_REFS_DIE_ON_ERR); | |
f034d354 NTND |
595 | install_branch_config(0, head, option_origin, our->name); |
596 | } | |
5a7d5b68 NTND |
597 | } else if (our) { |
598 | struct commit *c = lookup_commit_reference(our->old_sha1); | |
599 | /* --branch specifies a non-branch (i.e. tags), detach HEAD */ | |
600 | update_ref(msg, "HEAD", c->object.sha1, | |
f4124112 | 601 | NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR); |
f034d354 NTND |
602 | } else if (remote) { |
603 | /* | |
604 | * We know remote HEAD points to a non-branch, or | |
920b691f | 605 | * HEAD points to a branch but we don't know which one. |
f034d354 NTND |
606 | * Detach HEAD in all these cases. |
607 | */ | |
608 | update_ref(msg, "HEAD", remote->old_sha1, | |
f4124112 | 609 | NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR); |
f034d354 NTND |
610 | } |
611 | } | |
612 | ||
c39852c1 NTND |
613 | static int checkout(void) |
614 | { | |
615 | unsigned char sha1[20]; | |
616 | char *head; | |
617 | struct lock_file *lock_file; | |
618 | struct unpack_trees_options opts; | |
619 | struct tree *tree; | |
620 | struct tree_desc t; | |
03b86647 | 621 | int err = 0; |
c39852c1 NTND |
622 | |
623 | if (option_no_checkout) | |
624 | return 0; | |
625 | ||
7695d118 | 626 | head = resolve_refdup("HEAD", RESOLVE_REF_READING, sha1, NULL); |
c39852c1 NTND |
627 | if (!head) { |
628 | warning(_("remote HEAD refers to nonexistent ref, " | |
629 | "unable to checkout.\n")); | |
630 | return 0; | |
631 | } | |
2857093b NTND |
632 | if (!strcmp(head, "HEAD")) { |
633 | if (advice_detached_head) | |
634 | detach_advice(sha1_to_hex(sha1)); | |
635 | } else { | |
59556548 | 636 | if (!starts_with(head, "refs/heads/")) |
c39852c1 NTND |
637 | die(_("HEAD not found below refs/heads!")); |
638 | } | |
639 | free(head); | |
640 | ||
641 | /* We need to be in the new work tree for the checkout */ | |
642 | setup_work_tree(); | |
643 | ||
644 | lock_file = xcalloc(1, sizeof(struct lock_file)); | |
03b86647 | 645 | hold_locked_index(lock_file, 1); |
c39852c1 NTND |
646 | |
647 | memset(&opts, 0, sizeof opts); | |
648 | opts.update = 1; | |
649 | opts.merge = 1; | |
650 | opts.fn = oneway_merge; | |
8f63da13 | 651 | opts.verbose_update = (option_verbosity >= 0); |
c39852c1 NTND |
652 | opts.src_index = &the_index; |
653 | opts.dst_index = &the_index; | |
654 | ||
655 | tree = parse_tree_indirect(sha1); | |
656 | parse_tree(tree); | |
657 | init_tree_desc(&t, tree->buffer, tree->size); | |
0aac7bb2 JK |
658 | if (unpack_trees(1, &t, &opts) < 0) |
659 | die(_("unable to checkout working tree")); | |
c39852c1 | 660 | |
03b86647 | 661 | if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) |
c39852c1 NTND |
662 | die(_("unable to write new index file")); |
663 | ||
15048f8a BP |
664 | err |= run_hook_le(NULL, "post-checkout", sha1_to_hex(null_sha1), |
665 | sha1_to_hex(sha1), "1", NULL); | |
c39852c1 NTND |
666 | |
667 | if (!err && option_recursive) | |
668 | err = run_command_v_opt(argv_submodule, RUN_GIT_CMD); | |
669 | ||
670 | return err; | |
671 | } | |
672 | ||
84054f79 JK |
673 | static int write_one_config(const char *key, const char *value, void *data) |
674 | { | |
675 | return git_config_set_multivar(key, value ? value : "true", "^$", 0); | |
676 | } | |
677 | ||
678 | static void write_config(struct string_list *config) | |
679 | { | |
680 | int i; | |
681 | ||
682 | for (i = 0; i < config->nr; i++) { | |
683 | if (git_config_parse_parameter(config->items[i].string, | |
684 | write_one_config, NULL) < 0) | |
685 | die("unable to write parameters to config file"); | |
686 | } | |
687 | } | |
688 | ||
24d36f14 DA |
689 | static void write_refspec_config(const char *src_ref_prefix, |
690 | const struct ref *our_head_points_at, | |
691 | const struct ref *remote_head_points_at, | |
692 | struct strbuf *branch_top) | |
31b808a0 RT |
693 | { |
694 | struct strbuf key = STRBUF_INIT; | |
695 | struct strbuf value = STRBUF_INIT; | |
696 | ||
697 | if (option_mirror || !option_bare) { | |
698 | if (option_single_branch && !option_mirror) { | |
699 | if (option_branch) { | |
60a5f5fc | 700 | if (starts_with(our_head_points_at->name, "refs/tags/")) |
31b808a0 RT |
701 | strbuf_addf(&value, "+%s:%s", our_head_points_at->name, |
702 | our_head_points_at->name); | |
703 | else | |
704 | strbuf_addf(&value, "+%s:%s%s", our_head_points_at->name, | |
705 | branch_top->buf, option_branch); | |
706 | } else if (remote_head_points_at) { | |
cf4fff57 JK |
707 | const char *head = remote_head_points_at->name; |
708 | if (!skip_prefix(head, "refs/heads/", &head)) | |
709 | die("BUG: remote HEAD points at non-head?"); | |
710 | ||
31b808a0 | 711 | strbuf_addf(&value, "+%s:%s%s", remote_head_points_at->name, |
cf4fff57 | 712 | branch_top->buf, head); |
31b808a0 RT |
713 | } |
714 | /* | |
715 | * otherwise, the next "git fetch" will | |
716 | * simply fetch from HEAD without updating | |
d6ac1d21 | 717 | * any remote-tracking branch, which is what |
31b808a0 RT |
718 | * we want. |
719 | */ | |
720 | } else { | |
721 | strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top->buf); | |
722 | } | |
723 | /* Configure the remote */ | |
724 | if (value.len) { | |
725 | strbuf_addf(&key, "remote.%s.fetch", option_origin); | |
726 | git_config_set_multivar(key.buf, value.buf, "^$", 0); | |
727 | strbuf_reset(&key); | |
728 | ||
729 | if (option_mirror) { | |
730 | strbuf_addf(&key, "remote.%s.mirror", option_origin); | |
731 | git_config_set(key.buf, "true"); | |
732 | strbuf_reset(&key); | |
733 | } | |
734 | } | |
735 | } | |
736 | ||
737 | strbuf_release(&key); | |
738 | strbuf_release(&value); | |
739 | } | |
740 | ||
fb1d6dab JH |
741 | static void dissociate_from_references(void) |
742 | { | |
743 | static const char* argv[] = { "repack", "-a", "-d", NULL }; | |
744 | ||
745 | if (run_command_v_opt(argv, RUN_GIT_CMD|RUN_COMMAND_NO_STDIN)) | |
746 | die(_("cannot repack to clean up")); | |
747 | if (unlink(git_path("objects/info/alternates")) && errno != ENOENT) | |
748 | die_errno(_("cannot unlink temporary alternates file")); | |
749 | } | |
750 | ||
8434c2f1 DB |
751 | int cmd_clone(int argc, const char **argv, const char *prefix) |
752 | { | |
24c61c44 | 753 | int is_bundle = 0, is_local; |
8434c2f1 DB |
754 | struct stat buf; |
755 | const char *repo_name, *repo, *work_tree, *git_dir; | |
756 | char *path, *dir; | |
55892d23 | 757 | int dest_exists; |
37148311 | 758 | const struct ref *refs, *remote_head; |
7a4ee28f JK |
759 | const struct ref *remote_head_points_at; |
760 | const struct ref *our_head_points_at; | |
37148311 | 761 | struct ref *mapped_refs; |
90498161 | 762 | const struct ref *ref; |
b5ff37ac MV |
763 | struct strbuf key = STRBUF_INIT, value = STRBUF_INIT; |
764 | struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT; | |
1db4a75c | 765 | struct transport *transport = NULL; |
9e585046 | 766 | const char *src_ref_prefix = "refs/heads/"; |
6f48d39f | 767 | struct remote *remote; |
90498161 | 768 | int err = 0, complete_refs_before_fetch = 1; |
8434c2f1 | 769 | |
689f0396 DB |
770 | struct refspec *refspec; |
771 | const char *fetch_pattern; | |
8434c2f1 | 772 | |
bbc30f99 | 773 | packet_trace_identity("clone"); |
37782920 | 774 | argc = parse_options(argc, argv, prefix, builtin_clone_options, |
8434c2f1 DB |
775 | builtin_clone_usage, 0); |
776 | ||
d52dc4b1 | 777 | if (argc > 2) |
e84d7b74 | 778 | usage_msg_opt(_("Too many arguments."), |
d52dc4b1 JN |
779 | builtin_clone_usage, builtin_clone_options); |
780 | ||
8434c2f1 | 781 | if (argc == 0) |
e84d7b74 | 782 | usage_msg_opt(_("You must specify a repository to clone."), |
d52dc4b1 | 783 | builtin_clone_usage, builtin_clone_options); |
8434c2f1 | 784 | |
3e6e0edd NTND |
785 | if (option_single_branch == -1) |
786 | option_single_branch = option_depth ? 1 : 0; | |
787 | ||
bc699afc JS |
788 | if (option_mirror) |
789 | option_bare = 1; | |
790 | ||
8434c2f1 DB |
791 | if (option_bare) { |
792 | if (option_origin) | |
e84d7b74 | 793 | die(_("--bare and --origin %s options are incompatible."), |
8434c2f1 | 794 | option_origin); |
95b63f1e NTND |
795 | if (real_git_dir) |
796 | die(_("--bare and --separate-git-dir are incompatible.")); | |
8434c2f1 | 797 | option_no_checkout = 1; |
8434c2f1 DB |
798 | } |
799 | ||
800 | if (!option_origin) | |
801 | option_origin = "origin"; | |
802 | ||
803 | repo_name = argv[0]; | |
804 | ||
805 | path = get_repo_path(repo_name, &is_bundle); | |
806 | if (path) | |
e2a57aac | 807 | repo = xstrdup(absolute_path(repo_name)); |
8434c2f1 | 808 | else if (!strchr(repo_name, ':')) |
d3e1ddfd | 809 | die(_("repository '%s' does not exist"), repo_name); |
8434c2f1 DB |
810 | else |
811 | repo = repo_name; | |
812 | ||
5594bcad NTND |
813 | /* no need to be strict, transport_set_option() will validate it again */ |
814 | if (option_depth && atoi(option_depth) < 1) | |
815 | die(_("depth %s is not a positive number"), option_depth); | |
816 | ||
8434c2f1 DB |
817 | if (argc == 2) |
818 | dir = xstrdup(argv[1]); | |
819 | else | |
6612f877 | 820 | dir = guess_dir_name(repo_name, is_bundle, option_bare); |
44a68fd5 | 821 | strip_trailing_slashes(dir); |
8434c2f1 | 822 | |
55892d23 AP |
823 | dest_exists = !stat(dir, &buf); |
824 | if (dest_exists && !is_empty_dir(dir)) | |
e84d7b74 ÆAB |
825 | die(_("destination path '%s' already exists and is not " |
826 | "an empty directory."), dir); | |
8434c2f1 | 827 | |
8434c2f1 DB |
828 | strbuf_addf(&reflog_msg, "clone: from %s", repo); |
829 | ||
830 | if (option_bare) | |
831 | work_tree = NULL; | |
832 | else { | |
833 | work_tree = getenv("GIT_WORK_TREE"); | |
834 | if (work_tree && !stat(work_tree, &buf)) | |
e84d7b74 | 835 | die(_("working tree '%s' already exists."), work_tree); |
8434c2f1 DB |
836 | } |
837 | ||
838 | if (option_bare || work_tree) | |
839 | git_dir = xstrdup(dir); | |
840 | else { | |
841 | work_tree = dir; | |
4e2d094d | 842 | git_dir = mkpathdup("%s/.git", dir); |
8434c2f1 DB |
843 | } |
844 | ||
845 | if (!option_bare) { | |
846 | junk_work_tree = work_tree; | |
8e21d63b | 847 | if (safe_create_leading_directories_const(work_tree) < 0) |
e84d7b74 | 848 | die_errno(_("could not create leading directories of '%s'"), |
d824cbba | 849 | work_tree); |
45d4fdc2 | 850 | if (!dest_exists && mkdir(work_tree, 0777)) |
e84d7b74 | 851 | die_errno(_("could not create work tree dir '%s'."), |
d824cbba | 852 | work_tree); |
8434c2f1 DB |
853 | set_git_work_tree(work_tree); |
854 | } | |
855 | junk_git_dir = git_dir; | |
856 | atexit(remove_junk); | |
57b235a4 | 857 | sigchain_push_common(remove_junk_on_signal); |
8434c2f1 | 858 | |
8e21d63b | 859 | if (safe_create_leading_directories_const(git_dir) < 0) |
e84d7b74 | 860 | die(_("could not create leading directories of '%s'"), git_dir); |
b57fb80a NTND |
861 | |
862 | set_git_dir_init(git_dir, real_git_dir, 0); | |
9be1980b | 863 | if (real_git_dir) { |
b57fb80a | 864 | git_dir = real_git_dir; |
9be1980b JL |
865 | junk_git_dir = real_git_dir; |
866 | } | |
8434c2f1 | 867 | |
3781fcce ÆAB |
868 | if (0 <= option_verbosity) { |
869 | if (option_bare) | |
68b939b2 | 870 | fprintf(stderr, _("Cloning into bare repository '%s'...\n"), dir); |
3781fcce | 871 | else |
68b939b2 | 872 | fprintf(stderr, _("Cloning into '%s'...\n"), dir); |
3781fcce | 873 | } |
28ba96ab | 874 | init_db(option_template, INIT_DB_QUIET); |
84054f79 | 875 | write_config(&option_config); |
8434c2f1 | 876 | |
9bd81e42 | 877 | git_config(git_default_config, NULL); |
8434c2f1 DB |
878 | |
879 | if (option_bare) { | |
bc699afc JS |
880 | if (option_mirror) |
881 | src_ref_prefix = "refs/"; | |
b5ff37ac | 882 | strbuf_addstr(&branch_top, src_ref_prefix); |
8434c2f1 DB |
883 | |
884 | git_config_set("core.bare", "true"); | |
885 | } else { | |
b5ff37ac | 886 | strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin); |
bc699afc | 887 | } |
8434c2f1 | 888 | |
689f0396 | 889 | strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf); |
df61c889 SR |
890 | strbuf_addf(&key, "remote.%s.url", option_origin); |
891 | git_config_set(key.buf, repo); | |
892 | strbuf_reset(&key); | |
893 | ||
dbc92b07 JH |
894 | if (option_reference.nr) |
895 | setup_reference(); | |
fb1d6dab JH |
896 | else if (option_dissociate) { |
897 | warning(_("--dissociate given, but there is no --reference")); | |
898 | option_dissociate = 0; | |
899 | } | |
766ac6a6 | 900 | |
689f0396 DB |
901 | fetch_pattern = value.buf; |
902 | refspec = parse_fetch_refspec(1, &fetch_pattern); | |
903 | ||
904 | strbuf_reset(&value); | |
8434c2f1 | 905 | |
6f48d39f NTND |
906 | remote = remote_get(option_origin); |
907 | transport = transport_get(remote, remote->url[0]); | |
f38aa83f MB |
908 | path = get_repo_path(remote->url[0], &is_bundle); |
909 | is_local = option_local != 0 && path && !is_bundle; | |
910 | if (is_local) { | |
911 | if (option_depth) | |
912 | warning(_("--depth is ignored in local clones; use file:// instead.")); | |
913 | if (!access(mkpath("%s/shallow", path), F_OK)) { | |
914 | if (option_local > 0) | |
915 | warning(_("source repository is shallow, ignoring --local")); | |
916 | is_local = 0; | |
917 | } | |
918 | } | |
919 | if (option_local > 0 && !is_local) | |
920 | warning(_("--local is ignored")); | |
beea4152 | 921 | transport->cloning = 1; |
8434c2f1 | 922 | |
643f918d JK |
923 | if (!transport->get_refs_list || (!is_local && !transport->fetch)) |
924 | die(_("Don't know how to clone %s"), transport->url); | |
37b78c25 | 925 | |
643f918d | 926 | transport_set_option(transport, TRANS_OPT_KEEP, "yes"); |
8434c2f1 | 927 | |
643f918d JK |
928 | if (option_depth) |
929 | transport_set_option(transport, TRANS_OPT_DEPTH, | |
930 | option_depth); | |
931 | if (option_single_branch) | |
932 | transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); | |
8434c2f1 | 933 | |
643f918d | 934 | transport_set_verbosity(transport, option_verbosity, option_progress); |
8434c2f1 | 935 | |
643f918d JK |
936 | if (option_upload_pack) |
937 | transport_set_option(transport, TRANS_OPT_UPLOADPACK, | |
938 | option_upload_pack); | |
c6807a40 | 939 | |
643f918d JK |
940 | if (transport->smart_options && !option_depth) |
941 | transport->smart_options->check_self_contained_and_connected = 1; | |
8434c2f1 | 942 | |
6f48d39f | 943 | refs = transport_get_remote_refs(transport); |
8434c2f1 | 944 | |
5b05795c MH |
945 | if (refs) { |
946 | mapped_refs = wanted_peer_refs(refs, refspec); | |
947 | /* | |
948 | * transport_get_remote_refs() may return refs with null sha-1 | |
949 | * in mapped_refs (see struct transport->get_refs_list | |
950 | * comment). In that case we need fetch it early because | |
951 | * remote_head code below relies on it. | |
952 | * | |
953 | * for normal clones, transport_get_remote_refs() should | |
954 | * return reliable ref set, we can delay cloning until after | |
955 | * remote HEAD check. | |
956 | */ | |
957 | for (ref = refs; ref; ref = ref->next) | |
958 | if (is_null_sha1(ref->old_sha1)) { | |
959 | complete_refs_before_fetch = 0; | |
960 | break; | |
961 | } | |
90498161 | 962 | |
5b05795c MH |
963 | if (!is_local && !complete_refs_before_fetch) |
964 | transport_fetch_refs(transport, mapped_refs); | |
8434c2f1 | 965 | |
6cb4e6cc | 966 | remote_head = find_ref_by_name(refs, "HEAD"); |
7a4ee28f JK |
967 | remote_head_points_at = |
968 | guess_remote_head(remote_head, mapped_refs, 0); | |
969 | ||
970 | if (option_branch) { | |
7a4ee28f | 971 | our_head_points_at = |
9e585046 | 972 | find_remote_branch(mapped_refs, option_branch); |
7a4ee28f | 973 | |
920b691f NTND |
974 | if (!our_head_points_at) |
975 | die(_("Remote branch %s not found in upstream %s"), | |
976 | option_branch, option_origin); | |
7a4ee28f JK |
977 | } |
978 | else | |
979 | our_head_points_at = remote_head_points_at; | |
86ac7518 SR |
980 | } |
981 | else { | |
a3552aba RT |
982 | if (option_branch) |
983 | die(_("Remote branch %s not found in upstream %s"), | |
984 | option_branch, option_origin); | |
985 | ||
e84d7b74 | 986 | warning(_("You appear to have cloned an empty repository.")); |
5b05795c | 987 | mapped_refs = NULL; |
7a4ee28f JK |
988 | our_head_points_at = NULL; |
989 | remote_head_points_at = NULL; | |
86ac7518 SR |
990 | remote_head = NULL; |
991 | option_no_checkout = 1; | |
5cd12b85 | 992 | if (!option_bare) |
a9f2c136 | 993 | install_branch_config(0, "master", option_origin, |
5cd12b85 | 994 | "refs/heads/master"); |
86ac7518 | 995 | } |
8434c2f1 | 996 | |
31b808a0 RT |
997 | write_refspec_config(src_ref_prefix, our_head_points_at, |
998 | remote_head_points_at, &branch_top); | |
999 | ||
6f48d39f NTND |
1000 | if (is_local) |
1001 | clone_local(path, git_dir); | |
90498161 | 1002 | else if (refs && complete_refs_before_fetch) |
6f48d39f | 1003 | transport_fetch_refs(transport, mapped_refs); |
8434c2f1 | 1004 | |
960b7d1c | 1005 | update_remote_refs(refs, mapped_refs, remote_head_points_at, |
45ed4afa | 1006 | branch_top.buf, reflog_msg.buf, transport, !is_local); |
8434c2f1 | 1007 | |
f034d354 | 1008 | update_head(our_head_points_at, remote_head, reflog_msg.buf); |
1db4a75c | 1009 | |
6f48d39f NTND |
1010 | transport_unlock_pack(transport); |
1011 | transport_disconnect(transport); | |
1db4a75c | 1012 | |
fb1d6dab JH |
1013 | if (option_dissociate) |
1014 | dissociate_from_references(); | |
1015 | ||
d3b34622 | 1016 | junk_mode = JUNK_LEAVE_REPO; |
c39852c1 | 1017 | err = checkout(); |
8434c2f1 DB |
1018 | |
1019 | strbuf_release(&reflog_msg); | |
b5ff37ac MV |
1020 | strbuf_release(&branch_top); |
1021 | strbuf_release(&key); | |
1022 | strbuf_release(&value); | |
d3b34622 | 1023 | junk_mode = JUNK_LEAVE_ALL; |
50b67732 SB |
1024 | |
1025 | free(refspec); | |
dfa7a6c5 | 1026 | return err; |
8434c2f1 | 1027 | } |