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1 | /* | |
2 | * "git fetch" | |
3 | */ | |
4 | #include "cache.h" | |
5 | #include "refs.h" | |
6 | #include "commit.h" | |
7 | #include "builtin.h" | |
8 | #include "path-list.h" | |
9 | #include "remote.h" | |
10 | #include "transport.h" | |
11 | #include "run-command.h" | |
12 | ||
13 | static const char fetch_usage[] = "git-fetch [-a | --append] [--upload-pack <upload-pack>] [-f | --force] [--no-tags] [-t | --tags] [-k | --keep] [-u | --update-head-ok] [--depth <depth>] [-v | --verbose] [<repository> <refspec>...]"; | |
14 | ||
15 | static int append, force, tags, no_tags, update_head_ok, verbose, quiet; | |
16 | static const char *depth; | |
17 | static struct strbuf default_rla = STRBUF_INIT; | |
18 | static struct transport *transport; | |
19 | ||
20 | static void unlock_pack(void) | |
21 | { | |
22 | if (transport) | |
23 | transport_unlock_pack(transport); | |
24 | } | |
25 | ||
26 | static void unlock_pack_on_signal(int signo) | |
27 | { | |
28 | unlock_pack(); | |
29 | signal(SIGINT, SIG_DFL); | |
30 | raise(signo); | |
31 | } | |
32 | ||
33 | static void add_merge_config(struct ref **head, | |
34 | const struct ref *remote_refs, | |
35 | struct branch *branch, | |
36 | struct ref ***tail) | |
37 | { | |
38 | int i; | |
39 | ||
40 | for (i = 0; i < branch->merge_nr; i++) { | |
41 | struct ref *rm, **old_tail = *tail; | |
42 | struct refspec refspec; | |
43 | ||
44 | for (rm = *head; rm; rm = rm->next) { | |
45 | if (branch_merge_matches(branch, i, rm->name)) { | |
46 | rm->merge = 1; | |
47 | break; | |
48 | } | |
49 | } | |
50 | if (rm) | |
51 | continue; | |
52 | ||
53 | /* | |
54 | * Not fetched to a tracking branch? We need to fetch | |
55 | * it anyway to allow this branch's "branch.$name.merge" | |
56 | * to be honored by git-pull, but we do not have to | |
57 | * fail if branch.$name.merge is misconfigured to point | |
58 | * at a nonexisting branch. If we were indeed called by | |
59 | * git-pull, it will notice the misconfiguration because | |
60 | * there is no entry in the resulting FETCH_HEAD marked | |
61 | * for merging. | |
62 | */ | |
63 | refspec.src = branch->merge[i]->src; | |
64 | refspec.dst = NULL; | |
65 | refspec.pattern = 0; | |
66 | refspec.force = 0; | |
67 | get_fetch_map(remote_refs, &refspec, tail, 1); | |
68 | for (rm = *old_tail; rm; rm = rm->next) | |
69 | rm->merge = 1; | |
70 | } | |
71 | } | |
72 | ||
73 | static struct ref *get_ref_map(struct transport *transport, | |
74 | struct refspec *refs, int ref_count, int tags, | |
75 | int *autotags) | |
76 | { | |
77 | int i; | |
78 | struct ref *rm; | |
79 | struct ref *ref_map = NULL; | |
80 | struct ref **tail = &ref_map; | |
81 | ||
82 | const struct ref *remote_refs = transport_get_remote_refs(transport); | |
83 | ||
84 | if (ref_count || tags) { | |
85 | for (i = 0; i < ref_count; i++) { | |
86 | get_fetch_map(remote_refs, &refs[i], &tail, 0); | |
87 | if (refs[i].dst && refs[i].dst[0]) | |
88 | *autotags = 1; | |
89 | } | |
90 | /* Merge everything on the command line, but not --tags */ | |
91 | for (rm = ref_map; rm; rm = rm->next) | |
92 | rm->merge = 1; | |
93 | if (tags) { | |
94 | struct refspec refspec; | |
95 | refspec.src = "refs/tags/"; | |
96 | refspec.dst = "refs/tags/"; | |
97 | refspec.pattern = 1; | |
98 | refspec.force = 0; | |
99 | get_fetch_map(remote_refs, &refspec, &tail, 0); | |
100 | } | |
101 | } else { | |
102 | /* Use the defaults */ | |
103 | struct remote *remote = transport->remote; | |
104 | struct branch *branch = branch_get(NULL); | |
105 | int has_merge = branch_has_merge_config(branch); | |
106 | if (remote && (remote->fetch_refspec_nr || has_merge)) { | |
107 | for (i = 0; i < remote->fetch_refspec_nr; i++) { | |
108 | get_fetch_map(remote_refs, &remote->fetch[i], &tail, 0); | |
109 | if (remote->fetch[i].dst && | |
110 | remote->fetch[i].dst[0]) | |
111 | *autotags = 1; | |
112 | if (!i && !has_merge && ref_map && | |
113 | !remote->fetch[0].pattern) | |
114 | ref_map->merge = 1; | |
115 | } | |
116 | /* | |
117 | * if the remote we're fetching from is the same | |
118 | * as given in branch.<name>.remote, we add the | |
119 | * ref given in branch.<name>.merge, too. | |
120 | */ | |
121 | if (has_merge && | |
122 | !strcmp(branch->remote_name, remote->name)) | |
123 | add_merge_config(&ref_map, remote_refs, branch, &tail); | |
124 | } else { | |
125 | ref_map = get_remote_ref(remote_refs, "HEAD"); | |
126 | if (!ref_map) | |
127 | die("Couldn't find remote ref HEAD"); | |
128 | ref_map->merge = 1; | |
129 | } | |
130 | } | |
131 | ref_remove_duplicates(ref_map); | |
132 | ||
133 | return ref_map; | |
134 | } | |
135 | ||
136 | static int s_update_ref(const char *action, | |
137 | struct ref *ref, | |
138 | int check_old) | |
139 | { | |
140 | char msg[1024]; | |
141 | char *rla = getenv("GIT_REFLOG_ACTION"); | |
142 | static struct ref_lock *lock; | |
143 | ||
144 | if (!rla) | |
145 | rla = default_rla.buf; | |
146 | snprintf(msg, sizeof(msg), "%s: %s", rla, action); | |
147 | lock = lock_any_ref_for_update(ref->name, | |
148 | check_old ? ref->old_sha1 : NULL, 0); | |
149 | if (!lock) | |
150 | return 1; | |
151 | if (write_ref_sha1(lock, ref->new_sha1, msg) < 0) | |
152 | return 1; | |
153 | return 0; | |
154 | } | |
155 | ||
156 | #define SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3) | |
157 | #define REFCOL_WIDTH 10 | |
158 | ||
159 | static int update_local_ref(struct ref *ref, | |
160 | const char *remote, | |
161 | int verbose, | |
162 | char *display) | |
163 | { | |
164 | struct commit *current = NULL, *updated; | |
165 | enum object_type type; | |
166 | struct branch *current_branch = branch_get(NULL); | |
167 | const char *pretty_ref = ref->name + ( | |
168 | !prefixcmp(ref->name, "refs/heads/") ? 11 : | |
169 | !prefixcmp(ref->name, "refs/tags/") ? 10 : | |
170 | !prefixcmp(ref->name, "refs/remotes/") ? 13 : | |
171 | 0); | |
172 | ||
173 | *display = 0; | |
174 | type = sha1_object_info(ref->new_sha1, NULL); | |
175 | if (type < 0) | |
176 | die("object %s not found", sha1_to_hex(ref->new_sha1)); | |
177 | ||
178 | if (!*ref->name) { | |
179 | /* Not storing */ | |
180 | if (verbose) | |
181 | sprintf(display, "* branch %s -> FETCH_HEAD", remote); | |
182 | return 0; | |
183 | } | |
184 | ||
185 | if (!hashcmp(ref->old_sha1, ref->new_sha1)) { | |
186 | if (verbose) | |
187 | sprintf(display, "= %-*s %-*s -> %s", SUMMARY_WIDTH, | |
188 | "[up to date]", REFCOL_WIDTH, remote, | |
189 | pretty_ref); | |
190 | return 0; | |
191 | } | |
192 | ||
193 | if (current_branch && | |
194 | !strcmp(ref->name, current_branch->name) && | |
195 | !(update_head_ok || is_bare_repository()) && | |
196 | !is_null_sha1(ref->old_sha1)) { | |
197 | /* | |
198 | * If this is the head, and it's not okay to update | |
199 | * the head, and the old value of the head isn't empty... | |
200 | */ | |
201 | sprintf(display, "! %-*s %-*s -> %s (can't fetch in current branch)", | |
202 | SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote, | |
203 | pretty_ref); | |
204 | return 1; | |
205 | } | |
206 | ||
207 | if (!is_null_sha1(ref->old_sha1) && | |
208 | !prefixcmp(ref->name, "refs/tags/")) { | |
209 | sprintf(display, "- %-*s %-*s -> %s", | |
210 | SUMMARY_WIDTH, "[tag update]", REFCOL_WIDTH, remote, | |
211 | pretty_ref); | |
212 | return s_update_ref("updating tag", ref, 0); | |
213 | } | |
214 | ||
215 | current = lookup_commit_reference_gently(ref->old_sha1, 1); | |
216 | updated = lookup_commit_reference_gently(ref->new_sha1, 1); | |
217 | if (!current || !updated) { | |
218 | const char *msg; | |
219 | const char *what; | |
220 | if (!strncmp(ref->name, "refs/tags/", 10)) { | |
221 | msg = "storing tag"; | |
222 | what = "[new tag]"; | |
223 | } | |
224 | else { | |
225 | msg = "storing head"; | |
226 | what = "[new branch]"; | |
227 | } | |
228 | ||
229 | sprintf(display, "* %-*s %-*s -> %s", SUMMARY_WIDTH, what, | |
230 | REFCOL_WIDTH, remote, pretty_ref); | |
231 | return s_update_ref(msg, ref, 0); | |
232 | } | |
233 | ||
234 | if (in_merge_bases(current, &updated, 1)) { | |
235 | char quickref[83]; | |
236 | strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV)); | |
237 | strcat(quickref, ".."); | |
238 | strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV)); | |
239 | sprintf(display, " %-*s %-*s -> %s", SUMMARY_WIDTH, quickref, | |
240 | REFCOL_WIDTH, remote, pretty_ref); | |
241 | return s_update_ref("fast forward", ref, 1); | |
242 | } else if (force || ref->force) { | |
243 | char quickref[84]; | |
244 | strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV)); | |
245 | strcat(quickref, "..."); | |
246 | strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV)); | |
247 | sprintf(display, "+ %-*s %-*s -> %s (forced update)", | |
248 | SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote, pretty_ref); | |
249 | return s_update_ref("forced-update", ref, 1); | |
250 | } else { | |
251 | sprintf(display, "! %-*s %-*s -> %s (non fast forward)", | |
252 | SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote, | |
253 | pretty_ref); | |
254 | return 1; | |
255 | } | |
256 | } | |
257 | ||
258 | static int store_updated_refs(const char *url, struct ref *ref_map) | |
259 | { | |
260 | FILE *fp; | |
261 | struct commit *commit; | |
262 | int url_len, i, note_len, shown_url = 0; | |
263 | char note[1024]; | |
264 | const char *what, *kind; | |
265 | struct ref *rm; | |
266 | char *filename = git_path("FETCH_HEAD"); | |
267 | ||
268 | fp = fopen(filename, "a"); | |
269 | if (!fp) | |
270 | return error("cannot open %s: %s\n", filename, strerror(errno)); | |
271 | for (rm = ref_map; rm; rm = rm->next) { | |
272 | struct ref *ref = NULL; | |
273 | ||
274 | if (rm->peer_ref) { | |
275 | ref = xcalloc(1, sizeof(*ref) + strlen(rm->peer_ref->name) + 1); | |
276 | strcpy(ref->name, rm->peer_ref->name); | |
277 | hashcpy(ref->old_sha1, rm->peer_ref->old_sha1); | |
278 | hashcpy(ref->new_sha1, rm->old_sha1); | |
279 | ref->force = rm->peer_ref->force; | |
280 | } | |
281 | ||
282 | commit = lookup_commit_reference_gently(rm->old_sha1, 1); | |
283 | if (!commit) | |
284 | rm->merge = 0; | |
285 | ||
286 | if (!strcmp(rm->name, "HEAD")) { | |
287 | kind = ""; | |
288 | what = ""; | |
289 | } | |
290 | else if (!prefixcmp(rm->name, "refs/heads/")) { | |
291 | kind = "branch"; | |
292 | what = rm->name + 11; | |
293 | } | |
294 | else if (!prefixcmp(rm->name, "refs/tags/")) { | |
295 | kind = "tag"; | |
296 | what = rm->name + 10; | |
297 | } | |
298 | else if (!prefixcmp(rm->name, "refs/remotes/")) { | |
299 | kind = "remote branch"; | |
300 | what = rm->name + 13; | |
301 | } | |
302 | else { | |
303 | kind = ""; | |
304 | what = rm->name; | |
305 | } | |
306 | ||
307 | url_len = strlen(url); | |
308 | for (i = url_len - 1; url[i] == '/' && 0 <= i; i--) | |
309 | ; | |
310 | url_len = i + 1; | |
311 | if (4 < i && !strncmp(".git", url + i - 3, 4)) | |
312 | url_len = i - 3; | |
313 | ||
314 | note_len = 0; | |
315 | if (*what) { | |
316 | if (*kind) | |
317 | note_len += sprintf(note + note_len, "%s ", | |
318 | kind); | |
319 | note_len += sprintf(note + note_len, "'%s' of ", what); | |
320 | } | |
321 | note_len += sprintf(note + note_len, "%.*s", url_len, url); | |
322 | fprintf(fp, "%s\t%s\t%s\n", | |
323 | sha1_to_hex(commit ? commit->object.sha1 : | |
324 | rm->old_sha1), | |
325 | rm->merge ? "" : "not-for-merge", | |
326 | note); | |
327 | ||
328 | if (ref) { | |
329 | update_local_ref(ref, what, verbose, note); | |
330 | if (*note) { | |
331 | if (!shown_url) { | |
332 | fprintf(stderr, "From %.*s\n", | |
333 | url_len, url); | |
334 | shown_url = 1; | |
335 | } | |
336 | fprintf(stderr, " %s\n", note); | |
337 | } | |
338 | } | |
339 | } | |
340 | fclose(fp); | |
341 | return 0; | |
342 | } | |
343 | ||
344 | /* | |
345 | * We would want to bypass the object transfer altogether if | |
346 | * everything we are going to fetch already exists and connected | |
347 | * locally. | |
348 | * | |
349 | * The refs we are going to fetch are in to_fetch (nr_heads in | |
350 | * total). If running | |
351 | * | |
352 | * $ git-rev-list --objects to_fetch[0] to_fetch[1] ... --not --all | |
353 | * | |
354 | * does not error out, that means everything reachable from the | |
355 | * refs we are going to fetch exists and is connected to some of | |
356 | * our existing refs. | |
357 | */ | |
358 | static int quickfetch(struct ref *ref_map) | |
359 | { | |
360 | struct child_process revlist; | |
361 | struct ref *ref; | |
362 | char **argv; | |
363 | int i, err; | |
364 | ||
365 | /* | |
366 | * If we are deepening a shallow clone we already have these | |
367 | * objects reachable. Running rev-list here will return with | |
368 | * a good (0) exit status and we'll bypass the fetch that we | |
369 | * really need to perform. Claiming failure now will ensure | |
370 | * we perform the network exchange to deepen our history. | |
371 | */ | |
372 | if (depth) | |
373 | return -1; | |
374 | ||
375 | for (i = 0, ref = ref_map; ref; ref = ref->next) | |
376 | i++; | |
377 | if (!i) | |
378 | return 0; | |
379 | ||
380 | argv = xmalloc(sizeof(*argv) * (i + 6)); | |
381 | i = 0; | |
382 | argv[i++] = xstrdup("rev-list"); | |
383 | argv[i++] = xstrdup("--quiet"); | |
384 | argv[i++] = xstrdup("--objects"); | |
385 | for (ref = ref_map; ref; ref = ref->next) | |
386 | argv[i++] = xstrdup(sha1_to_hex(ref->old_sha1)); | |
387 | argv[i++] = xstrdup("--not"); | |
388 | argv[i++] = xstrdup("--all"); | |
389 | argv[i++] = NULL; | |
390 | ||
391 | memset(&revlist, 0, sizeof(revlist)); | |
392 | revlist.argv = (const char**)argv; | |
393 | revlist.git_cmd = 1; | |
394 | revlist.no_stdin = 1; | |
395 | revlist.no_stdout = 1; | |
396 | revlist.no_stderr = 1; | |
397 | err = run_command(&revlist); | |
398 | ||
399 | for (i = 0; argv[i]; i++) | |
400 | free(argv[i]); | |
401 | free(argv); | |
402 | return err; | |
403 | } | |
404 | ||
405 | static int fetch_refs(struct transport *transport, struct ref *ref_map) | |
406 | { | |
407 | int ret = quickfetch(ref_map); | |
408 | if (ret) | |
409 | ret = transport_fetch_refs(transport, ref_map); | |
410 | if (!ret) | |
411 | ret |= store_updated_refs(transport->url, ref_map); | |
412 | transport_unlock_pack(transport); | |
413 | return ret; | |
414 | } | |
415 | ||
416 | static int add_existing(const char *refname, const unsigned char *sha1, | |
417 | int flag, void *cbdata) | |
418 | { | |
419 | struct path_list *list = (struct path_list *)cbdata; | |
420 | path_list_insert(refname, list); | |
421 | return 0; | |
422 | } | |
423 | ||
424 | static struct ref *find_non_local_tags(struct transport *transport, | |
425 | struct ref *fetch_map) | |
426 | { | |
427 | static struct path_list existing_refs = { NULL, 0, 0, 0 }; | |
428 | struct path_list new_refs = { NULL, 0, 0, 1 }; | |
429 | char *ref_name; | |
430 | int ref_name_len; | |
431 | const unsigned char *ref_sha1; | |
432 | const struct ref *tag_ref; | |
433 | struct ref *rm = NULL; | |
434 | struct ref *ref_map = NULL; | |
435 | struct ref **tail = &ref_map; | |
436 | const struct ref *ref; | |
437 | ||
438 | for_each_ref(add_existing, &existing_refs); | |
439 | for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) { | |
440 | if (prefixcmp(ref->name, "refs/tags")) | |
441 | continue; | |
442 | ||
443 | ref_name = xstrdup(ref->name); | |
444 | ref_name_len = strlen(ref_name); | |
445 | ref_sha1 = ref->old_sha1; | |
446 | ||
447 | if (!strcmp(ref_name + ref_name_len - 3, "^{}")) { | |
448 | ref_name[ref_name_len - 3] = 0; | |
449 | tag_ref = transport_get_remote_refs(transport); | |
450 | while (tag_ref) { | |
451 | if (!strcmp(tag_ref->name, ref_name)) { | |
452 | ref_sha1 = tag_ref->old_sha1; | |
453 | break; | |
454 | } | |
455 | tag_ref = tag_ref->next; | |
456 | } | |
457 | } | |
458 | ||
459 | if (!path_list_has_path(&existing_refs, ref_name) && | |
460 | !path_list_has_path(&new_refs, ref_name) && | |
461 | has_sha1_file(ref->old_sha1)) { | |
462 | path_list_insert(ref_name, &new_refs); | |
463 | ||
464 | rm = alloc_ref(strlen(ref_name) + 1); | |
465 | strcpy(rm->name, ref_name); | |
466 | rm->peer_ref = alloc_ref(strlen(ref_name) + 1); | |
467 | strcpy(rm->peer_ref->name, ref_name); | |
468 | hashcpy(rm->old_sha1, ref_sha1); | |
469 | ||
470 | *tail = rm; | |
471 | tail = &rm->next; | |
472 | } | |
473 | free(ref_name); | |
474 | } | |
475 | ||
476 | return ref_map; | |
477 | } | |
478 | ||
479 | static int do_fetch(struct transport *transport, | |
480 | struct refspec *refs, int ref_count) | |
481 | { | |
482 | struct ref *ref_map, *fetch_map; | |
483 | struct ref *rm; | |
484 | int autotags = (transport->remote->fetch_tags == 1); | |
485 | if (transport->remote->fetch_tags == 2 && !no_tags) | |
486 | tags = 1; | |
487 | if (transport->remote->fetch_tags == -1) | |
488 | no_tags = 1; | |
489 | ||
490 | if (!transport->get_refs_list || !transport->fetch) | |
491 | die("Don't know how to fetch from %s", transport->url); | |
492 | ||
493 | /* if not appending, truncate FETCH_HEAD */ | |
494 | if (!append) { | |
495 | char *filename = git_path("FETCH_HEAD"); | |
496 | FILE *fp = fopen(filename, "w"); | |
497 | if (!fp) | |
498 | return error("cannot open %s: %s\n", filename, strerror(errno)); | |
499 | fclose(fp); | |
500 | } | |
501 | ||
502 | ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags); | |
503 | ||
504 | for (rm = ref_map; rm; rm = rm->next) { | |
505 | if (rm->peer_ref) | |
506 | read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1); | |
507 | } | |
508 | ||
509 | if (fetch_refs(transport, ref_map)) { | |
510 | free_refs(ref_map); | |
511 | return 1; | |
512 | } | |
513 | ||
514 | fetch_map = ref_map; | |
515 | ||
516 | /* if neither --no-tags nor --tags was specified, do automated tag | |
517 | * following ... */ | |
518 | if (!(tags || no_tags) && autotags) { | |
519 | ref_map = find_non_local_tags(transport, fetch_map); | |
520 | if (ref_map) { | |
521 | transport_set_option(transport, TRANS_OPT_DEPTH, "0"); | |
522 | fetch_refs(transport, ref_map); | |
523 | } | |
524 | free_refs(ref_map); | |
525 | } | |
526 | ||
527 | free_refs(fetch_map); | |
528 | ||
529 | return 0; | |
530 | } | |
531 | ||
532 | static void set_option(const char *name, const char *value) | |
533 | { | |
534 | int r = transport_set_option(transport, name, value); | |
535 | if (r < 0) | |
536 | die("Option \"%s\" value \"%s\" is not valid for %s\n", | |
537 | name, value, transport->url); | |
538 | if (r > 0) | |
539 | warning("Option \"%s\" is ignored for %s\n", | |
540 | name, transport->url); | |
541 | } | |
542 | ||
543 | int cmd_fetch(int argc, const char **argv, const char *prefix) | |
544 | { | |
545 | struct remote *remote; | |
546 | int i; | |
547 | static const char **refs = NULL; | |
548 | int ref_nr = 0; | |
549 | const char *upload_pack = NULL; | |
550 | int keep = 0; | |
551 | ||
552 | /* Record the command line for the reflog */ | |
553 | strbuf_addstr(&default_rla, "fetch"); | |
554 | for (i = 1; i < argc; i++) | |
555 | strbuf_addf(&default_rla, " %s", argv[i]); | |
556 | ||
557 | for (i = 1; i < argc; i++) { | |
558 | const char *arg = argv[i]; | |
559 | ||
560 | if (arg[0] != '-') | |
561 | break; | |
562 | if (!strcmp(arg, "--append") || !strcmp(arg, "-a")) { | |
563 | append = 1; | |
564 | continue; | |
565 | } | |
566 | if (!prefixcmp(arg, "--upload-pack=")) { | |
567 | upload_pack = arg + 14; | |
568 | continue; | |
569 | } | |
570 | if (!strcmp(arg, "--upload-pack")) { | |
571 | i++; | |
572 | if (i == argc) | |
573 | usage(fetch_usage); | |
574 | upload_pack = argv[i]; | |
575 | continue; | |
576 | } | |
577 | if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) { | |
578 | force = 1; | |
579 | continue; | |
580 | } | |
581 | if (!strcmp(arg, "--no-tags")) { | |
582 | no_tags = 1; | |
583 | continue; | |
584 | } | |
585 | if (!strcmp(arg, "--tags") || !strcmp(arg, "-t")) { | |
586 | tags = 1; | |
587 | continue; | |
588 | } | |
589 | if (!strcmp(arg, "--keep") || !strcmp(arg, "-k")) { | |
590 | keep = 1; | |
591 | continue; | |
592 | } | |
593 | if (!strcmp(arg, "--update-head-ok") || !strcmp(arg, "-u")) { | |
594 | update_head_ok = 1; | |
595 | continue; | |
596 | } | |
597 | if (!prefixcmp(arg, "--depth=")) { | |
598 | depth = arg + 8; | |
599 | continue; | |
600 | } | |
601 | if (!strcmp(arg, "--depth")) { | |
602 | i++; | |
603 | if (i == argc) | |
604 | usage(fetch_usage); | |
605 | depth = argv[i]; | |
606 | continue; | |
607 | } | |
608 | if (!strcmp(arg, "--quiet") || !strcmp(arg, "-q")) { | |
609 | quiet = 1; | |
610 | continue; | |
611 | } | |
612 | if (!strcmp(arg, "--verbose") || !strcmp(arg, "-v")) { | |
613 | verbose++; | |
614 | continue; | |
615 | } | |
616 | usage(fetch_usage); | |
617 | } | |
618 | ||
619 | if (i == argc) | |
620 | remote = remote_get(NULL); | |
621 | else | |
622 | remote = remote_get(argv[i++]); | |
623 | ||
624 | transport = transport_get(remote, remote->url[0]); | |
625 | if (verbose >= 2) | |
626 | transport->verbose = 1; | |
627 | if (quiet) | |
628 | transport->verbose = -1; | |
629 | if (upload_pack) | |
630 | set_option(TRANS_OPT_UPLOADPACK, upload_pack); | |
631 | if (keep) | |
632 | set_option(TRANS_OPT_KEEP, "yes"); | |
633 | if (depth) | |
634 | set_option(TRANS_OPT_DEPTH, depth); | |
635 | ||
636 | if (!transport->url) | |
637 | die("Where do you want to fetch from today?"); | |
638 | ||
639 | if (i < argc) { | |
640 | int j = 0; | |
641 | refs = xcalloc(argc - i + 1, sizeof(const char *)); | |
642 | while (i < argc) { | |
643 | if (!strcmp(argv[i], "tag")) { | |
644 | char *ref; | |
645 | i++; | |
646 | ref = xmalloc(strlen(argv[i]) * 2 + 22); | |
647 | strcpy(ref, "refs/tags/"); | |
648 | strcat(ref, argv[i]); | |
649 | strcat(ref, ":refs/tags/"); | |
650 | strcat(ref, argv[i]); | |
651 | refs[j++] = ref; | |
652 | } else | |
653 | refs[j++] = argv[i]; | |
654 | i++; | |
655 | } | |
656 | refs[j] = NULL; | |
657 | ref_nr = j; | |
658 | } | |
659 | ||
660 | signal(SIGINT, unlock_pack_on_signal); | |
661 | atexit(unlock_pack); | |
662 | return do_fetch(transport, parse_ref_spec(ref_nr, refs), ref_nr); | |
663 | } |