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Commit | Line | Data |
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b888d61c DB |
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" | |
4191c356 | 11 | #include "run-command.h" |
b888d61c DB |
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; | |
4191c356 | 16 | static const char *depth; |
b888d61c | 17 | static char *default_rla = NULL; |
e4022ed2 SP |
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 | } | |
b888d61c | 32 | |
85682c19 SP |
33 | static void add_merge_config(struct ref **head, |
34 | struct ref *remote_refs, | |
35 | struct branch *branch, | |
36 | struct ref ***tail) | |
b888d61c | 37 | { |
85682c19 | 38 | int i; |
b888d61c | 39 | |
85682c19 SP |
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)) { | |
b888d61c | 46 | rm->merge = 1; |
85682c19 SP |
47 | break; |
48 | } | |
b888d61c | 49 | } |
85682c19 SP |
50 | if (rm) |
51 | continue; | |
52 | ||
9ad7c5ae JH |
53 | /* |
54 | * Not fetched to a tracking branch? We need to fetch | |
85682c19 | 55 | * it anyway to allow this branch's "branch.$name.merge" |
9ad7c5ae JH |
56 | * to be honored by git-pull, but we do not have to |
57 | * fail if branch.$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. | |
85682c19 SP |
62 | */ |
63 | refspec.src = branch->merge[i]->src; | |
64 | refspec.dst = NULL; | |
65 | refspec.pattern = 0; | |
66 | refspec.force = 0; | |
9ad7c5ae | 67 | get_fetch_map(remote_refs, &refspec, tail, 1); |
85682c19 SP |
68 | for (rm = *old_tail; rm; rm = rm->next) |
69 | rm->merge = 1; | |
b888d61c DB |
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 | struct ref *remote_refs = transport_get_remote_refs(transport); | |
83 | ||
84 | if (ref_count || tags) { | |
85 | for (i = 0; i < ref_count; i++) { | |
9ad7c5ae | 86 | get_fetch_map(remote_refs, &refs[i], &tail, 0); |
b888d61c DB |
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; | |
9ad7c5ae | 99 | get_fetch_map(remote_refs, &refspec, &tail, 0); |
b888d61c DB |
100 | } |
101 | } else { | |
102 | /* Use the defaults */ | |
103 | struct remote *remote = transport->remote; | |
85682c19 SP |
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)) { | |
b888d61c | 107 | for (i = 0; i < remote->fetch_refspec_nr; i++) { |
9ad7c5ae | 108 | get_fetch_map(remote_refs, &remote->fetch[i], &tail, 0); |
b888d61c DB |
109 | if (remote->fetch[i].dst && |
110 | remote->fetch[i].dst[0]) | |
111 | *autotags = 1; | |
85682c19 | 112 | if (!i && !has_merge && ref_map && |
cfb8f898 | 113 | !remote->fetch[0].pattern) |
85682c19 | 114 | ref_map->merge = 1; |
b888d61c | 115 | } |
da0204df JS |
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 | */ | |
9ad7c5ae JH |
121 | if (has_merge && |
122 | !strcmp(branch->remote_name, remote->name)) | |
85682c19 | 123 | add_merge_config(&ref_map, remote_refs, branch, &tail); |
b888d61c DB |
124 | } else { |
125 | ref_map = get_remote_ref(remote_refs, "HEAD"); | |
9ad7c5ae JH |
126 | if (!ref_map) |
127 | die("Couldn't find remote ref HEAD"); | |
b888d61c DB |
128 | ref_map->merge = 1; |
129 | } | |
130 | } | |
2467a4fa | 131 | ref_remove_duplicates(ref_map); |
b888d61c DB |
132 | |
133 | return ref_map; | |
134 | } | |
135 | ||
b888d61c DB |
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; | |
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 | ||
165f3902 | 156 | #define SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3) |
9ef4272b | 157 | #define REFCOL_WIDTH 10 |
165f3902 | 158 | |
b888d61c | 159 | static int update_local_ref(struct ref *ref, |
165f3902 NP |
160 | const char *remote, |
161 | int verbose, | |
162 | char *display) | |
b888d61c | 163 | { |
b888d61c DB |
164 | struct commit *current = NULL, *updated; |
165 | enum object_type type; | |
166 | struct branch *current_branch = branch_get(NULL); | |
165f3902 NP |
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); | |
b888d61c | 172 | |
165f3902 | 173 | *display = 0; |
b888d61c DB |
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 */ | |
165f3902 NP |
180 | if (verbose) |
181 | sprintf(display, "* branch %s -> FETCH_HEAD", remote); | |
b888d61c DB |
182 | return 0; |
183 | } | |
184 | ||
185 | if (!hashcmp(ref->old_sha1, ref->new_sha1)) { | |
165f3902 | 186 | if (verbose) |
9ef4272b PH |
187 | sprintf(display, "= %-*s %-*s -> %s", SUMMARY_WIDTH, |
188 | "[up to date]", REFCOL_WIDTH, remote, | |
189 | pretty_ref); | |
b888d61c DB |
190 | return 0; |
191 | } | |
192 | ||
b3abdd9d SP |
193 | if (current_branch && |
194 | !strcmp(ref->name, current_branch->name) && | |
b888d61c DB |
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 | */ | |
9ef4272b PH |
201 | sprintf(display, "! %-*s %-*s -> %s (can't fetch in current branch)", |
202 | SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote, | |
203 | pretty_ref); | |
b888d61c DB |
204 | return 1; |
205 | } | |
206 | ||
207 | if (!is_null_sha1(ref->old_sha1) && | |
208 | !prefixcmp(ref->name, "refs/tags/")) { | |
9ef4272b PH |
209 | sprintf(display, "- %-*s %-*s -> %s", |
210 | SUMMARY_WIDTH, "[tag update]", REFCOL_WIDTH, remote, | |
211 | pretty_ref); | |
b888d61c DB |
212 | return s_update_ref("updating tag", ref, 0); |
213 | } | |
214 | ||
cfa5b2b7 SP |
215 | current = lookup_commit_reference_gently(ref->old_sha1, 1); |
216 | updated = lookup_commit_reference_gently(ref->new_sha1, 1); | |
b888d61c | 217 | if (!current || !updated) { |
165f3902 NP |
218 | const char *msg; |
219 | const char *what; | |
220 | if (!strncmp(ref->name, "refs/tags/", 10)) { | |
b888d61c | 221 | msg = "storing tag"; |
165f3902 NP |
222 | what = "[new tag]"; |
223 | } | |
224 | else { | |
b888d61c | 225 | msg = "storing head"; |
165f3902 NP |
226 | what = "[new branch]"; |
227 | } | |
228 | ||
9ef4272b PH |
229 | sprintf(display, "* %-*s %-*s -> %s", SUMMARY_WIDTH, what, |
230 | REFCOL_WIDTH, remote, pretty_ref); | |
b888d61c DB |
231 | return s_update_ref(msg, ref, 0); |
232 | } | |
233 | ||
b888d61c | 234 | if (in_merge_bases(current, &updated, 1)) { |
165f3902 NP |
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)); | |
9ef4272b PH |
239 | sprintf(display, " %-*s %-*s -> %s", SUMMARY_WIDTH, quickref, |
240 | REFCOL_WIDTH, remote, pretty_ref); | |
b888d61c | 241 | return s_update_ref("fast forward", ref, 1); |
165f3902 NP |
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)); | |
9ef4272b PH |
247 | sprintf(display, "+ %-*s %-*s -> %s (forced update)", |
248 | SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote, pretty_ref); | |
165f3902 NP |
249 | return s_update_ref("forced-update", ref, 1); |
250 | } else { | |
9ef4272b PH |
251 | sprintf(display, "! %-*s %-*s -> %s (non fast forward)", |
252 | SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote, | |
253 | pretty_ref); | |
b888d61c DB |
254 | return 1; |
255 | } | |
b888d61c DB |
256 | } |
257 | ||
258 | static void store_updated_refs(const char *url, struct ref *ref_map) | |
259 | { | |
260 | FILE *fp; | |
261 | struct commit *commit; | |
165f3902 | 262 | int url_len, i, note_len, shown_url = 0; |
b888d61c DB |
263 | char note[1024]; |
264 | const char *what, *kind; | |
265 | struct ref *rm; | |
266 | ||
267 | fp = fopen(git_path("FETCH_HEAD"), "a"); | |
268 | for (rm = ref_map; rm; rm = rm->next) { | |
269 | struct ref *ref = NULL; | |
270 | ||
271 | if (rm->peer_ref) { | |
272 | ref = xcalloc(1, sizeof(*ref) + strlen(rm->peer_ref->name) + 1); | |
273 | strcpy(ref->name, rm->peer_ref->name); | |
274 | hashcpy(ref->old_sha1, rm->peer_ref->old_sha1); | |
275 | hashcpy(ref->new_sha1, rm->old_sha1); | |
1aad91f5 | 276 | ref->force = rm->peer_ref->force; |
b888d61c DB |
277 | } |
278 | ||
cfa5b2b7 | 279 | commit = lookup_commit_reference_gently(rm->old_sha1, 1); |
b888d61c DB |
280 | if (!commit) |
281 | rm->merge = 0; | |
282 | ||
283 | if (!strcmp(rm->name, "HEAD")) { | |
284 | kind = ""; | |
285 | what = ""; | |
286 | } | |
287 | else if (!prefixcmp(rm->name, "refs/heads/")) { | |
288 | kind = "branch"; | |
289 | what = rm->name + 11; | |
290 | } | |
291 | else if (!prefixcmp(rm->name, "refs/tags/")) { | |
292 | kind = "tag"; | |
293 | what = rm->name + 10; | |
294 | } | |
295 | else if (!prefixcmp(rm->name, "refs/remotes/")) { | |
296 | kind = "remote branch"; | |
297 | what = rm->name + 13; | |
298 | } | |
299 | else { | |
300 | kind = ""; | |
301 | what = rm->name; | |
302 | } | |
303 | ||
304 | url_len = strlen(url); | |
305 | for (i = url_len - 1; url[i] == '/' && 0 <= i; i--) | |
306 | ; | |
307 | url_len = i + 1; | |
308 | if (4 < i && !strncmp(".git", url + i - 3, 4)) | |
309 | url_len = i - 3; | |
310 | ||
311 | note_len = 0; | |
312 | if (*what) { | |
313 | if (*kind) | |
314 | note_len += sprintf(note + note_len, "%s ", | |
315 | kind); | |
316 | note_len += sprintf(note + note_len, "'%s' of ", what); | |
317 | } | |
318 | note_len += sprintf(note + note_len, "%.*s", url_len, url); | |
319 | fprintf(fp, "%s\t%s\t%s\n", | |
320 | sha1_to_hex(commit ? commit->object.sha1 : | |
321 | rm->old_sha1), | |
322 | rm->merge ? "" : "not-for-merge", | |
323 | note); | |
324 | ||
165f3902 NP |
325 | if (ref) { |
326 | update_local_ref(ref, what, verbose, note); | |
327 | if (*note) { | |
328 | if (!shown_url) { | |
329 | fprintf(stderr, "From %.*s\n", | |
330 | url_len, url); | |
331 | shown_url = 1; | |
332 | } | |
333 | fprintf(stderr, " %s\n", note); | |
334 | } | |
335 | } | |
b888d61c DB |
336 | } |
337 | fclose(fp); | |
338 | } | |
339 | ||
4191c356 SP |
340 | /* |
341 | * We would want to bypass the object transfer altogether if | |
342 | * everything we are going to fetch already exists and connected | |
343 | * locally. | |
344 | * | |
345 | * The refs we are going to fetch are in to_fetch (nr_heads in | |
346 | * total). If running | |
347 | * | |
348 | * $ git-rev-list --objects to_fetch[0] to_fetch[1] ... --not --all | |
349 | * | |
350 | * does not error out, that means everything reachable from the | |
351 | * refs we are going to fetch exists and is connected to some of | |
352 | * our existing refs. | |
353 | */ | |
354 | static int quickfetch(struct ref *ref_map) | |
355 | { | |
356 | struct child_process revlist; | |
357 | struct ref *ref; | |
358 | char **argv; | |
359 | int i, err; | |
360 | ||
361 | /* | |
362 | * If we are deepening a shallow clone we already have these | |
363 | * objects reachable. Running rev-list here will return with | |
364 | * a good (0) exit status and we'll bypass the fetch that we | |
365 | * really need to perform. Claiming failure now will ensure | |
366 | * we perform the network exchange to deepen our history. | |
367 | */ | |
368 | if (depth) | |
369 | return -1; | |
370 | ||
371 | for (i = 0, ref = ref_map; ref; ref = ref->next) | |
372 | i++; | |
373 | if (!i) | |
374 | return 0; | |
375 | ||
376 | argv = xmalloc(sizeof(*argv) * (i + 6)); | |
377 | i = 0; | |
378 | argv[i++] = xstrdup("rev-list"); | |
379 | argv[i++] = xstrdup("--quiet"); | |
380 | argv[i++] = xstrdup("--objects"); | |
381 | for (ref = ref_map; ref; ref = ref->next) | |
382 | argv[i++] = xstrdup(sha1_to_hex(ref->old_sha1)); | |
383 | argv[i++] = xstrdup("--not"); | |
384 | argv[i++] = xstrdup("--all"); | |
385 | argv[i++] = NULL; | |
386 | ||
387 | memset(&revlist, 0, sizeof(revlist)); | |
388 | revlist.argv = (const char**)argv; | |
389 | revlist.git_cmd = 1; | |
390 | revlist.no_stdin = 1; | |
391 | revlist.no_stdout = 1; | |
392 | revlist.no_stderr = 1; | |
393 | err = run_command(&revlist); | |
394 | ||
395 | for (i = 0; argv[i]; i++) | |
396 | free(argv[i]); | |
397 | free(argv); | |
398 | return err; | |
399 | } | |
400 | ||
b888d61c DB |
401 | static int fetch_refs(struct transport *transport, struct ref *ref_map) |
402 | { | |
4191c356 SP |
403 | int ret = quickfetch(ref_map); |
404 | if (ret) | |
405 | ret = transport_fetch_refs(transport, ref_map); | |
b888d61c DB |
406 | if (!ret) |
407 | store_updated_refs(transport->url, ref_map); | |
1788c39c | 408 | transport_unlock_pack(transport); |
b888d61c DB |
409 | return ret; |
410 | } | |
411 | ||
412 | static int add_existing(const char *refname, const unsigned char *sha1, | |
413 | int flag, void *cbdata) | |
414 | { | |
415 | struct path_list *list = (struct path_list *)cbdata; | |
416 | path_list_insert(refname, list); | |
417 | return 0; | |
418 | } | |
419 | ||
420 | static struct ref *find_non_local_tags(struct transport *transport, | |
421 | struct ref *fetch_map) | |
422 | { | |
423 | static struct path_list existing_refs = { NULL, 0, 0, 0 }; | |
424 | struct path_list new_refs = { NULL, 0, 0, 1 }; | |
425 | char *ref_name; | |
426 | int ref_name_len; | |
427 | unsigned char *ref_sha1; | |
428 | struct ref *tag_ref; | |
429 | struct ref *rm = NULL; | |
430 | struct ref *ref_map = NULL; | |
431 | struct ref **tail = &ref_map; | |
432 | struct ref *ref; | |
433 | ||
434 | for_each_ref(add_existing, &existing_refs); | |
435 | for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) { | |
436 | if (prefixcmp(ref->name, "refs/tags")) | |
437 | continue; | |
438 | ||
439 | ref_name = xstrdup(ref->name); | |
440 | ref_name_len = strlen(ref_name); | |
441 | ref_sha1 = ref->old_sha1; | |
442 | ||
443 | if (!strcmp(ref_name + ref_name_len - 3, "^{}")) { | |
444 | ref_name[ref_name_len - 3] = 0; | |
445 | tag_ref = transport_get_remote_refs(transport); | |
446 | while (tag_ref) { | |
447 | if (!strcmp(tag_ref->name, ref_name)) { | |
448 | ref_sha1 = tag_ref->old_sha1; | |
449 | break; | |
450 | } | |
451 | tag_ref = tag_ref->next; | |
452 | } | |
453 | } | |
454 | ||
455 | if (!path_list_has_path(&existing_refs, ref_name) && | |
456 | !path_list_has_path(&new_refs, ref_name) && | |
a3b0079c | 457 | has_sha1_file(ref->old_sha1)) { |
b888d61c DB |
458 | path_list_insert(ref_name, &new_refs); |
459 | ||
460 | rm = alloc_ref(strlen(ref_name) + 1); | |
461 | strcpy(rm->name, ref_name); | |
462 | rm->peer_ref = alloc_ref(strlen(ref_name) + 1); | |
463 | strcpy(rm->peer_ref->name, ref_name); | |
464 | hashcpy(rm->old_sha1, ref_sha1); | |
465 | ||
466 | *tail = rm; | |
467 | tail = &rm->next; | |
468 | } | |
469 | free(ref_name); | |
470 | } | |
471 | ||
472 | return ref_map; | |
473 | } | |
474 | ||
475 | static int do_fetch(struct transport *transport, | |
476 | struct refspec *refs, int ref_count) | |
477 | { | |
478 | struct ref *ref_map, *fetch_map; | |
479 | struct ref *rm; | |
480 | int autotags = (transport->remote->fetch_tags == 1); | |
481 | if (transport->remote->fetch_tags == 2 && !no_tags) | |
482 | tags = 1; | |
483 | if (transport->remote->fetch_tags == -1) | |
484 | no_tags = 1; | |
485 | ||
824d5776 | 486 | if (!transport->get_refs_list || !transport->fetch) |
b888d61c DB |
487 | die("Don't know how to fetch from %s", transport->url); |
488 | ||
489 | /* if not appending, truncate FETCH_HEAD */ | |
490 | if (!append) | |
491 | fclose(fopen(git_path("FETCH_HEAD"), "w")); | |
492 | ||
493 | ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags); | |
494 | ||
495 | for (rm = ref_map; rm; rm = rm->next) { | |
496 | if (rm->peer_ref) | |
497 | read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1); | |
b888d61c DB |
498 | } |
499 | ||
500 | if (fetch_refs(transport, ref_map)) { | |
501 | free_refs(ref_map); | |
502 | return 1; | |
503 | } | |
504 | ||
505 | fetch_map = ref_map; | |
506 | ||
507 | /* if neither --no-tags nor --tags was specified, do automated tag | |
508 | * following ... */ | |
509 | if (!(tags || no_tags) && autotags) { | |
510 | ref_map = find_non_local_tags(transport, fetch_map); | |
511 | if (ref_map) { | |
512 | transport_set_option(transport, TRANS_OPT_DEPTH, "0"); | |
513 | fetch_refs(transport, ref_map); | |
514 | } | |
515 | free_refs(ref_map); | |
516 | } | |
517 | ||
518 | free_refs(fetch_map); | |
519 | ||
520 | return 0; | |
521 | } | |
522 | ||
ab865e6e SP |
523 | static void set_option(const char *name, const char *value) |
524 | { | |
525 | int r = transport_set_option(transport, name, value); | |
526 | if (r < 0) | |
527 | die("Option \"%s\" value \"%s\" is not valid for %s\n", | |
528 | name, value, transport->url); | |
529 | if (r > 0) | |
530 | warning("Option \"%s\" is ignored for %s\n", | |
531 | name, transport->url); | |
532 | } | |
533 | ||
b888d61c DB |
534 | int cmd_fetch(int argc, const char **argv, const char *prefix) |
535 | { | |
536 | struct remote *remote; | |
b888d61c DB |
537 | int i, j, rla_offset; |
538 | static const char **refs = NULL; | |
539 | int ref_nr = 0; | |
540 | int cmd_len = 0; | |
4191c356 | 541 | const char *upload_pack = NULL; |
b888d61c DB |
542 | int keep = 0; |
543 | ||
b888d61c DB |
544 | for (i = 1; i < argc; i++) { |
545 | const char *arg = argv[i]; | |
546 | cmd_len += strlen(arg); | |
547 | ||
548 | if (arg[0] != '-') | |
549 | break; | |
550 | if (!strcmp(arg, "--append") || !strcmp(arg, "-a")) { | |
551 | append = 1; | |
552 | continue; | |
553 | } | |
554 | if (!prefixcmp(arg, "--upload-pack=")) { | |
555 | upload_pack = arg + 14; | |
556 | continue; | |
557 | } | |
558 | if (!strcmp(arg, "--upload-pack")) { | |
559 | i++; | |
560 | if (i == argc) | |
561 | usage(fetch_usage); | |
562 | upload_pack = argv[i]; | |
563 | continue; | |
564 | } | |
565 | if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) { | |
566 | force = 1; | |
567 | continue; | |
568 | } | |
569 | if (!strcmp(arg, "--no-tags")) { | |
570 | no_tags = 1; | |
571 | continue; | |
572 | } | |
573 | if (!strcmp(arg, "--tags") || !strcmp(arg, "-t")) { | |
574 | tags = 1; | |
575 | continue; | |
576 | } | |
577 | if (!strcmp(arg, "--keep") || !strcmp(arg, "-k")) { | |
578 | keep = 1; | |
579 | continue; | |
580 | } | |
581 | if (!strcmp(arg, "--update-head-ok") || !strcmp(arg, "-u")) { | |
582 | update_head_ok = 1; | |
583 | continue; | |
584 | } | |
585 | if (!prefixcmp(arg, "--depth=")) { | |
586 | depth = arg + 8; | |
587 | continue; | |
588 | } | |
589 | if (!strcmp(arg, "--depth")) { | |
590 | i++; | |
591 | if (i == argc) | |
592 | usage(fetch_usage); | |
593 | depth = argv[i]; | |
594 | continue; | |
595 | } | |
4b7bbdd1 | 596 | if (!strcmp(arg, "--quiet") || !strcmp(arg, "-q")) { |
b888d61c DB |
597 | quiet = 1; |
598 | continue; | |
599 | } | |
600 | if (!strcmp(arg, "--verbose") || !strcmp(arg, "-v")) { | |
601 | verbose++; | |
602 | continue; | |
603 | } | |
604 | usage(fetch_usage); | |
605 | } | |
606 | ||
607 | for (j = i; j < argc; j++) | |
608 | cmd_len += strlen(argv[j]); | |
609 | ||
610 | default_rla = xmalloc(cmd_len + 5 + argc + 1); | |
611 | sprintf(default_rla, "fetch"); | |
612 | rla_offset = strlen(default_rla); | |
613 | for (j = 1; j < argc; j++) { | |
614 | sprintf(default_rla + rla_offset, " %s", argv[j]); | |
4ad1eada | 615 | rla_offset += strlen(argv[j]) + 1; |
b888d61c DB |
616 | } |
617 | ||
618 | if (i == argc) | |
619 | remote = remote_get(NULL); | |
620 | else | |
621 | remote = remote_get(argv[i++]); | |
622 | ||
28b91f8a | 623 | transport = transport_get(remote, remote->url[0]); |
b888d61c DB |
624 | if (verbose >= 2) |
625 | transport->verbose = 1; | |
626 | if (quiet) | |
2b5a06ed | 627 | transport->verbose = -1; |
b888d61c | 628 | if (upload_pack) |
ab865e6e | 629 | set_option(TRANS_OPT_UPLOADPACK, upload_pack); |
b888d61c | 630 | if (keep) |
ab865e6e SP |
631 | set_option(TRANS_OPT_KEEP, "yes"); |
632 | if (depth) | |
633 | set_option(TRANS_OPT_DEPTH, depth); | |
b888d61c DB |
634 | |
635 | if (!transport->url) | |
636 | die("Where do you want to fetch from today?"); | |
637 | ||
638 | if (i < argc) { | |
639 | int j = 0; | |
640 | refs = xcalloc(argc - i + 1, sizeof(const char *)); | |
641 | while (i < argc) { | |
642 | if (!strcmp(argv[i], "tag")) { | |
643 | char *ref; | |
644 | i++; | |
645 | ref = xmalloc(strlen(argv[i]) * 2 + 22); | |
646 | strcpy(ref, "refs/tags/"); | |
647 | strcat(ref, argv[i]); | |
648 | strcat(ref, ":refs/tags/"); | |
649 | strcat(ref, argv[i]); | |
650 | refs[j++] = ref; | |
651 | } else | |
652 | refs[j++] = argv[i]; | |
653 | i++; | |
654 | } | |
655 | refs[j] = NULL; | |
656 | ref_nr = j; | |
b888d61c DB |
657 | } |
658 | ||
e4022ed2 SP |
659 | signal(SIGINT, unlock_pack_on_signal); |
660 | atexit(unlock_pack); | |
b888d61c DB |
661 | return do_fetch(transport, parse_ref_spec(ref_nr, refs), ref_nr); |
662 | } |