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worktrees: add find_shared_symref
[git.git] / builtin / remote.c
blob4ce396fdffcd3f0b7742e5e1b9119691cd3fb5f6
1 #include "builtin.h"
2 #include "parse-options.h"
3 #include "transport.h"
4 #include "remote.h"
5 #include "string-list.h"
6 #include "strbuf.h"
7 #include "run-command.h"
8 #include "refs.h"
9 #include "argv-array.h"
10
11 static const char * const builtin_remote_usage[] = {
12 N_("git remote [-v | --verbose]"),
13 N_("git remote add [-t <branch>] [-m <master>] [-f] [--tags|--no-tags] [--mirror=<fetch|push>] <name> <url>"),
14 N_("git remote rename <old> <new>"),
15 N_("git remote remove <name>"),
16 N_("git remote set-head <name> (-a | --auto | -d | --delete |<branch>)"),
17 N_("git remote [-v | --verbose] show [-n] <name>"),
18 N_("git remote prune [-n | --dry-run] <name>"),
19 N_("git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]"),
20 N_("git remote set-branches [--add] <name> <branch>..."),
21 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
22 N_("git remote set-url --add <name> <newurl>"),
23 N_("git remote set-url --delete <name> <url>"),
24 NULL
25 };
26
27 static const char * const builtin_remote_add_usage[] = {
28 N_("git remote add [<options>] <name> <url>"),
29 NULL
30 };
31
32 static const char * const builtin_remote_rename_usage[] = {
33 N_("git remote rename <old> <new>"),
34 NULL
35 };
36
37 static const char * const builtin_remote_rm_usage[] = {
38 N_("git remote remove <name>"),
39 NULL
40 };
41
42 static const char * const builtin_remote_sethead_usage[] = {
43 N_("git remote set-head <name> (-a | --auto | -d | --delete | <branch>)"),
44 NULL
45 };
46
47 static const char * const builtin_remote_setbranches_usage[] = {
48 N_("git remote set-branches <name> <branch>..."),
49 N_("git remote set-branches --add <name> <branch>..."),
50 NULL
51 };
52
53 static const char * const builtin_remote_show_usage[] = {
54 N_("git remote show [<options>] <name>"),
55 NULL
56 };
57
58 static const char * const builtin_remote_prune_usage[] = {
59 N_("git remote prune [<options>] <name>"),
60 NULL
61 };
62
63 static const char * const builtin_remote_update_usage[] = {
64 N_("git remote update [<options>] [<group> | <remote>]..."),
65 NULL
66 };
67
68 static const char * const builtin_remote_seturl_usage[] = {
69 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
70 N_("git remote set-url --add <name> <newurl>"),
71 N_("git remote set-url --delete <name> <url>"),
72 NULL
73 };
74
75 #define GET_REF_STATES (1<<0)
76 #define GET_HEAD_NAMES (1<<1)
77 #define GET_PUSH_REF_STATES (1<<2)
78
79 static int verbose;
80
81 static int fetch_remote(const char *name)
82 {
83 const char *argv[] = { "fetch", name, NULL, NULL };
84 if (verbose) {
85 argv[1] = "-v";
86 argv[2] = name;
87 }
88 printf_ln(_("Updating %s"), name);
89 if (run_command_v_opt(argv, RUN_GIT_CMD))
90 return error(_("Could not fetch %s"), name);
91 return 0;
92 }
93
94 enum {
95 TAGS_UNSET = 0,
96 TAGS_DEFAULT = 1,
97 TAGS_SET = 2
98 };
99
100 #define MIRROR_NONE 0
101 #define MIRROR_FETCH 1
102 #define MIRROR_PUSH 2
103 #define MIRROR_BOTH (MIRROR_FETCH|MIRROR_PUSH)
104
105 static int add_branch(const char *key, const char *branchname,
106 const char *remotename, int mirror, struct strbuf *tmp)
107 {
108 strbuf_reset(tmp);
109 strbuf_addch(tmp, '+');
110 if (mirror)
111 strbuf_addf(tmp, "refs/%s:refs/%s",
112 branchname, branchname);
113 else
114 strbuf_addf(tmp, "refs/heads/%s:refs/remotes/%s/%s",
115 branchname, remotename, branchname);
116 return git_config_set_multivar(key, tmp->buf, "^$", 0);
117 }
118
119 static const char mirror_advice[] =
120 N_("--mirror is dangerous and deprecated; please\n"
121 "\t use --mirror=fetch or --mirror=push instead");
122
123 static int parse_mirror_opt(const struct option *opt, const char *arg, int not)
124 {
125 unsigned *mirror = opt->value;
126 if (not)
127 *mirror = MIRROR_NONE;
128 else if (!arg) {
129 warning("%s", _(mirror_advice));
130 *mirror = MIRROR_BOTH;
131 }
132 else if (!strcmp(arg, "fetch"))
133 *mirror = MIRROR_FETCH;
134 else if (!strcmp(arg, "push"))
135 *mirror = MIRROR_PUSH;
136 else
137 return error(_("unknown mirror argument: %s"), arg);
138 return 0;
139 }
140
141 static int add(int argc, const char **argv)
142 {
143 int fetch = 0, fetch_tags = TAGS_DEFAULT;
144 unsigned mirror = MIRROR_NONE;
145 struct string_list track = STRING_LIST_INIT_NODUP;
146 const char *master = NULL;
147 struct remote *remote;
148 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
149 const char *name, *url;
150 int i;
151
152 struct option options[] = {
153 OPT_BOOL('f', "fetch", &fetch, N_("fetch the remote branches")),
154 OPT_SET_INT(0, "tags", &fetch_tags,
155 N_("import all tags and associated objects when fetching"),
156 TAGS_SET),
157 OPT_SET_INT(0, NULL, &fetch_tags,
158 N_("or do not fetch any tag at all (--no-tags)"), TAGS_UNSET),
159 OPT_STRING_LIST('t', "track", &track, N_("branch"),
160 N_("branch(es) to track")),
161 OPT_STRING('m', "master", &master, N_("branch"), N_("master branch")),
162 { OPTION_CALLBACK, 0, "mirror", &mirror, N_("push|fetch"),
163 N_("set up remote as a mirror to push to or fetch from"),
164 PARSE_OPT_OPTARG, parse_mirror_opt },
165 OPT_END()
166 };
167
168 argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage,
169 0);
170
171 if (argc != 2)
172 usage_with_options(builtin_remote_add_usage, options);
173
174 if (mirror && master)
175 die(_("specifying a master branch makes no sense with --mirror"));
176 if (mirror && !(mirror & MIRROR_FETCH) && track.nr)
177 die(_("specifying branches to track makes sense only with fetch mirrors"));
178
179 name = argv[0];
180 url = argv[1];
181
182 remote = remote_get(name);
183 if (remote && (remote->url_nr > 1 || strcmp(name, remote->url[0]) ||
184 remote->fetch_refspec_nr))
185 die(_("remote %s already exists."), name);
186
187 strbuf_addf(&buf2, "refs/heads/test:refs/remotes/%s/test", name);
188 if (!valid_fetch_refspec(buf2.buf))
189 die(_("'%s' is not a valid remote name"), name);
190
191 strbuf_addf(&buf, "remote.%s.url", name);
192 if (git_config_set(buf.buf, url))
193 return 1;
194
195 if (!mirror || mirror & MIRROR_FETCH) {
196 strbuf_reset(&buf);
197 strbuf_addf(&buf, "remote.%s.fetch", name);
198 if (track.nr == 0)
199 string_list_append(&track, "*");
200 for (i = 0; i < track.nr; i++) {
201 if (add_branch(buf.buf, track.items[i].string,
202 name, mirror, &buf2))
203 return 1;
204 }
205 }
206
207 if (mirror & MIRROR_PUSH) {
208 strbuf_reset(&buf);
209 strbuf_addf(&buf, "remote.%s.mirror", name);
210 if (git_config_set(buf.buf, "true"))
211 return 1;
212 }
213
214 if (fetch_tags != TAGS_DEFAULT) {
215 strbuf_reset(&buf);
216 strbuf_addf(&buf, "remote.%s.tagopt", name);
217 if (git_config_set(buf.buf,
218 fetch_tags == TAGS_SET ? "--tags" : "--no-tags"))
219 return 1;
220 }
221
222 if (fetch && fetch_remote(name))
223 return 1;
224
225 if (master) {
226 strbuf_reset(&buf);
227 strbuf_addf(&buf, "refs/remotes/%s/HEAD", name);
228
229 strbuf_reset(&buf2);
230 strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master);
231
232 if (create_symref(buf.buf, buf2.buf, "remote add"))
233 return error(_("Could not setup master '%s'"), master);
234 }
235
236 strbuf_release(&buf);
237 strbuf_release(&buf2);
238 string_list_clear(&track, 0);
239
240 return 0;
241 }
242
243 struct branch_info {
244 char *remote_name;
245 struct string_list merge;
246 int rebase;
247 };
248
249 static struct string_list branch_list;
250
251 static const char *abbrev_ref(const char *name, const char *prefix)
252 {
253 skip_prefix(name, prefix, &name);
254 return name;
255 }
256 #define abbrev_branch(name) abbrev_ref((name), "refs/heads/")
257
258 static int config_read_branches(const char *key, const char *value, void *cb)
259 {
260 if (starts_with(key, "branch.")) {
261 const char *orig_key = key;
262 char *name;
263 struct string_list_item *item;
264 struct branch_info *info;
265 enum { REMOTE, MERGE, REBASE } type;
266 size_t key_len;
267
268 key += 7;
269 if (strip_suffix(key, ".remote", &key_len)) {
270 name = xmemdupz(key, key_len);
271 type = REMOTE;
272 } else if (strip_suffix(key, ".merge", &key_len)) {
273 name = xmemdupz(key, key_len);
274 type = MERGE;
275 } else if (strip_suffix(key, ".rebase", &key_len)) {
276 name = xmemdupz(key, key_len);
277 type = REBASE;
278 } else
279 return 0;
280
281 item = string_list_insert(&branch_list, name);
282
283 if (!item->util)
284 item->util = xcalloc(1, sizeof(struct branch_info));
285 info = item->util;
286 if (type == REMOTE) {
287 if (info->remote_name)
288 warning(_("more than one %s"), orig_key);
289 info->remote_name = xstrdup(value);
290 } else if (type == MERGE) {
291 char *space = strchr(value, ' ');
292 value = abbrev_branch(value);
293 while (space) {
294 char *merge;
295 merge = xstrndup(value, space - value);
296 string_list_append(&info->merge, merge);
297 value = abbrev_branch(space + 1);
298 space = strchr(value, ' ');
299 }
300 string_list_append(&info->merge, xstrdup(value));
301 } else {
302 int v = git_config_maybe_bool(orig_key, value);
303 if (v >= 0)
304 info->rebase = v;
305 else if (!strcmp(value, "preserve"))
306 info->rebase = 1;
307 }
308 }
309 return 0;
310 }
311
312 static void read_branches(void)
313 {
314 if (branch_list.nr)
315 return;
316 git_config(config_read_branches, NULL);
317 }
318
319 struct ref_states {
320 struct remote *remote;
321 struct string_list new, stale, tracked, heads, push;
322 int queried;
323 };
324
325 static int get_ref_states(const struct ref *remote_refs, struct ref_states *states)
326 {
327 struct ref *fetch_map = NULL, **tail = &fetch_map;
328 struct ref *ref, *stale_refs;
329 int i;
330
331 for (i = 0; i < states->remote->fetch_refspec_nr; i++)
332 if (get_fetch_map(remote_refs, states->remote->fetch + i, &tail, 1))
333 die(_("Could not get fetch map for refspec %s"),
334 states->remote->fetch_refspec[i]);
335
336 states->new.strdup_strings = 1;
337 states->tracked.strdup_strings = 1;
338 states->stale.strdup_strings = 1;
339 for (ref = fetch_map; ref; ref = ref->next) {
340 if (!ref->peer_ref || !ref_exists(ref->peer_ref->name))
341 string_list_append(&states->new, abbrev_branch(ref->name));
342 else
343 string_list_append(&states->tracked, abbrev_branch(ref->name));
344 }
345 stale_refs = get_stale_heads(states->remote->fetch,
346 states->remote->fetch_refspec_nr, fetch_map);
347 for (ref = stale_refs; ref; ref = ref->next) {
348 struct string_list_item *item =
349 string_list_append(&states->stale, abbrev_branch(ref->name));
350 item->util = xstrdup(ref->name);
351 }
352 free_refs(stale_refs);
353 free_refs(fetch_map);
354
355 sort_string_list(&states->new);
356 sort_string_list(&states->tracked);
357 sort_string_list(&states->stale);
358
359 return 0;
360 }
361
362 struct push_info {
363 char *dest;
364 int forced;
365 enum {
366 PUSH_STATUS_CREATE = 0,
367 PUSH_STATUS_DELETE,
368 PUSH_STATUS_UPTODATE,
369 PUSH_STATUS_FASTFORWARD,
370 PUSH_STATUS_OUTOFDATE,
371 PUSH_STATUS_NOTQUERIED
372 } status;
373 };
374
375 static int get_push_ref_states(const struct ref *remote_refs,
376 struct ref_states *states)
377 {
378 struct remote *remote = states->remote;
379 struct ref *ref, *local_refs, *push_map;
380 if (remote->mirror)
381 return 0;
382
383 local_refs = get_local_heads();
384 push_map = copy_ref_list(remote_refs);
385
386 match_push_refs(local_refs, &push_map, remote->push_refspec_nr,
387 remote->push_refspec, MATCH_REFS_NONE);
388
389 states->push.strdup_strings = 1;
390 for (ref = push_map; ref; ref = ref->next) {
391 struct string_list_item *item;
392 struct push_info *info;
393
394 if (!ref->peer_ref)
395 continue;
396 hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
397
398 item = string_list_append(&states->push,
399 abbrev_branch(ref->peer_ref->name));
400 item->util = xcalloc(1, sizeof(struct push_info));
401 info = item->util;
402 info->forced = ref->force;
403 info->dest = xstrdup(abbrev_branch(ref->name));
404
405 if (is_null_sha1(ref->new_sha1)) {
406 info->status = PUSH_STATUS_DELETE;
407 } else if (!hashcmp(ref->old_sha1, ref->new_sha1))
408 info->status = PUSH_STATUS_UPTODATE;
409 else if (is_null_sha1(ref->old_sha1))
410 info->status = PUSH_STATUS_CREATE;
411 else if (has_sha1_file(ref->old_sha1) &&
412 ref_newer(ref->new_sha1, ref->old_sha1))
413 info->status = PUSH_STATUS_FASTFORWARD;
414 else
415 info->status = PUSH_STATUS_OUTOFDATE;
416 }
417 free_refs(local_refs);
418 free_refs(push_map);
419 return 0;
420 }
421
422 static int get_push_ref_states_noquery(struct ref_states *states)
423 {
424 int i;
425 struct remote *remote = states->remote;
426 struct string_list_item *item;
427 struct push_info *info;
428
429 if (remote->mirror)
430 return 0;
431
432 states->push.strdup_strings = 1;
433 if (!remote->push_refspec_nr) {
434 item = string_list_append(&states->push, _("(matching)"));
435 info = item->util = xcalloc(1, sizeof(struct push_info));
436 info->status = PUSH_STATUS_NOTQUERIED;
437 info->dest = xstrdup(item->string);
438 }
439 for (i = 0; i < remote->push_refspec_nr; i++) {
440 struct refspec *spec = remote->push + i;
441 if (spec->matching)
442 item = string_list_append(&states->push, _("(matching)"));
443 else if (strlen(spec->src))
444 item = string_list_append(&states->push, spec->src);
445 else
446 item = string_list_append(&states->push, _("(delete)"));
447
448 info = item->util = xcalloc(1, sizeof(struct push_info));
449 info->forced = spec->force;
450 info->status = PUSH_STATUS_NOTQUERIED;
451 info->dest = xstrdup(spec->dst ? spec->dst : item->string);
452 }
453 return 0;
454 }
455
456 static int get_head_names(const struct ref *remote_refs, struct ref_states *states)
457 {
458 struct ref *ref, *matches;
459 struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map;
460 struct refspec refspec;
461
462 refspec.force = 0;
463 refspec.pattern = 1;
464 refspec.src = refspec.dst = "refs/heads/*";
465 states->heads.strdup_strings = 1;
466 get_fetch_map(remote_refs, &refspec, &fetch_map_tail, 0);
467 matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"),
468 fetch_map, 1);
469 for (ref = matches; ref; ref = ref->next)
470 string_list_append(&states->heads, abbrev_branch(ref->name));
471
472 free_refs(fetch_map);
473 free_refs(matches);
474
475 return 0;
476 }
477
478 struct known_remote {
479 struct known_remote *next;
480 struct remote *remote;
481 };
482
483 struct known_remotes {
484 struct remote *to_delete;
485 struct known_remote *list;
486 };
487
488 static int add_known_remote(struct remote *remote, void *cb_data)
489 {
490 struct known_remotes *all = cb_data;
491 struct known_remote *r;
492
493 if (!strcmp(all->to_delete->name, remote->name))
494 return 0;
495
496 r = xmalloc(sizeof(*r));
497 r->remote = remote;
498 r->next = all->list;
499 all->list = r;
500 return 0;
501 }
502
503 struct branches_for_remote {
504 struct remote *remote;
505 struct string_list *branches, *skipped;
506 struct known_remotes *keep;
507 };
508
509 static int add_branch_for_removal(const char *refname,
510 const unsigned char *sha1, int flags, void *cb_data)
511 {
512 struct branches_for_remote *branches = cb_data;
513 struct refspec refspec;
514 struct string_list_item *item;
515 struct known_remote *kr;
516
517 memset(&refspec, 0, sizeof(refspec));
518 refspec.dst = (char *)refname;
519 if (remote_find_tracking(branches->remote, &refspec))
520 return 0;
521
522 /* don't delete a branch if another remote also uses it */
523 for (kr = branches->keep->list; kr; kr = kr->next) {
524 memset(&refspec, 0, sizeof(refspec));
525 refspec.dst = (char *)refname;
526 if (!remote_find_tracking(kr->remote, &refspec))
527 return 0;
528 }
529
530 /* don't delete non-remote-tracking refs */
531 if (!starts_with(refname, "refs/remotes/")) {
532 /* advise user how to delete local branches */
533 if (starts_with(refname, "refs/heads/"))
534 string_list_append(branches->skipped,
535 abbrev_branch(refname));
536 /* silently skip over other non-remote refs */
537 return 0;
538 }
539
540 /* make sure that symrefs are deleted */
541 if (flags & REF_ISSYMREF)
542 return unlink(git_path("%s", refname));
543
544 item = string_list_append(branches->branches, refname);
545 item->util = xmalloc(20);
546 hashcpy(item->util, sha1);
547
548 return 0;
549 }
550
551 struct rename_info {
552 const char *old;
553 const char *new;
554 struct string_list *remote_branches;
555 };
556
557 static int read_remote_branches(const char *refname,
558 const unsigned char *sha1, int flags, void *cb_data)
559 {
560 struct rename_info *rename = cb_data;
561 struct strbuf buf = STRBUF_INIT;
562 struct string_list_item *item;
563 int flag;
564 unsigned char orig_sha1[20];
565 const char *symref;
566
567 strbuf_addf(&buf, "refs/remotes/%s/", rename->old);
568 if (starts_with(refname, buf.buf)) {
569 item = string_list_append(rename->remote_branches, xstrdup(refname));
570 symref = resolve_ref_unsafe(refname, RESOLVE_REF_READING,
571 orig_sha1, &flag);
572 if (flag & REF_ISSYMREF)
573 item->util = xstrdup(symref);
574 else
575 item->util = NULL;
576 }
577
578 return 0;
579 }
580
581 static int migrate_file(struct remote *remote)
582 {
583 struct strbuf buf = STRBUF_INIT;
584 int i;
585 const char *path = NULL;
586
587 strbuf_addf(&buf, "remote.%s.url", remote->name);
588 for (i = 0; i < remote->url_nr; i++)
589 if (git_config_set_multivar(buf.buf, remote->url[i], "^$", 0))
590 return error(_("Could not append '%s' to '%s'"),
591 remote->url[i], buf.buf);
592 strbuf_reset(&buf);
593 strbuf_addf(&buf, "remote.%s.push", remote->name);
594 for (i = 0; i < remote->push_refspec_nr; i++)
595 if (git_config_set_multivar(buf.buf, remote->push_refspec[i], "^$", 0))
596 return error(_("Could not append '%s' to '%s'"),
597 remote->push_refspec[i], buf.buf);
598 strbuf_reset(&buf);
599 strbuf_addf(&buf, "remote.%s.fetch", remote->name);
600 for (i = 0; i < remote->fetch_refspec_nr; i++)
601 if (git_config_set_multivar(buf.buf, remote->fetch_refspec[i], "^$", 0))
602 return error(_("Could not append '%s' to '%s'"),
603 remote->fetch_refspec[i], buf.buf);
604 if (remote->origin == REMOTE_REMOTES)
605 path = git_path("remotes/%s", remote->name);
606 else if (remote->origin == REMOTE_BRANCHES)
607 path = git_path("branches/%s", remote->name);
608 if (path)
609 unlink_or_warn(path);
610 return 0;
611 }
612
613 static int mv(int argc, const char **argv)
614 {
615 struct option options[] = {
616 OPT_END()
617 };
618 struct remote *oldremote, *newremote;
619 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT, buf3 = STRBUF_INIT,
620 old_remote_context = STRBUF_INIT;
621 struct string_list remote_branches = STRING_LIST_INIT_NODUP;
622 struct rename_info rename;
623 int i, refspec_updated = 0;
624
625 if (argc != 3)
626 usage_with_options(builtin_remote_rename_usage, options);
627
628 rename.old = argv[1];
629 rename.new = argv[2];
630 rename.remote_branches = &remote_branches;
631
632 oldremote = remote_get(rename.old);
633 if (!oldremote)
634 die(_("No such remote: %s"), rename.old);
635
636 if (!strcmp(rename.old, rename.new) && oldremote->origin != REMOTE_CONFIG)
637 return migrate_file(oldremote);
638
639 newremote = remote_get(rename.new);
640 if (newremote && (newremote->url_nr > 1 || newremote->fetch_refspec_nr))
641 die(_("remote %s already exists."), rename.new);
642
643 strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new);
644 if (!valid_fetch_refspec(buf.buf))
645 die(_("'%s' is not a valid remote name"), rename.new);
646
647 strbuf_reset(&buf);
648 strbuf_addf(&buf, "remote.%s", rename.old);
649 strbuf_addf(&buf2, "remote.%s", rename.new);
650 if (git_config_rename_section(buf.buf, buf2.buf) < 1)
651 return error(_("Could not rename config section '%s' to '%s'"),
652 buf.buf, buf2.buf);
653
654 strbuf_reset(&buf);
655 strbuf_addf(&buf, "remote.%s.fetch", rename.new);
656 if (git_config_set_multivar(buf.buf, NULL, NULL, 1))
657 return error(_("Could not remove config section '%s'"), buf.buf);
658 strbuf_addf(&old_remote_context, ":refs/remotes/%s/", rename.old);
659 for (i = 0; i < oldremote->fetch_refspec_nr; i++) {
660 char *ptr;
661
662 strbuf_reset(&buf2);
663 strbuf_addstr(&buf2, oldremote->fetch_refspec[i]);
664 ptr = strstr(buf2.buf, old_remote_context.buf);
665 if (ptr) {
666 refspec_updated = 1;
667 strbuf_splice(&buf2,
668 ptr-buf2.buf + strlen(":refs/remotes/"),
669 strlen(rename.old), rename.new,
670 strlen(rename.new));
671 } else
672 warning(_("Not updating non-default fetch refspec\n"
673 "\t%s\n"
674 "\tPlease update the configuration manually if necessary."),
675 buf2.buf);
676
677 if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0))
678 return error(_("Could not append '%s'"), buf.buf);
679 }
680
681 read_branches();
682 for (i = 0; i < branch_list.nr; i++) {
683 struct string_list_item *item = branch_list.items + i;
684 struct branch_info *info = item->util;
685 if (info->remote_name && !strcmp(info->remote_name, rename.old)) {
686 strbuf_reset(&buf);
687 strbuf_addf(&buf, "branch.%s.remote", item->string);
688 if (git_config_set(buf.buf, rename.new)) {
689 return error(_("Could not set '%s'"), buf.buf);
690 }
691 }
692 }
693
694 if (!refspec_updated)
695 return 0;
696
697 /*
698 * First remove symrefs, then rename the rest, finally create
699 * the new symrefs.
700 */
701 for_each_ref(read_remote_branches, &rename);
702 for (i = 0; i < remote_branches.nr; i++) {
703 struct string_list_item *item = remote_branches.items + i;
704 int flag = 0;
705 unsigned char sha1[20];
706
707 read_ref_full(item->string, RESOLVE_REF_READING, sha1, &flag);
708 if (!(flag & REF_ISSYMREF))
709 continue;
710 if (delete_ref(item->string, NULL, REF_NODEREF))
711 die(_("deleting '%s' failed"), item->string);
712 }
713 for (i = 0; i < remote_branches.nr; i++) {
714 struct string_list_item *item = remote_branches.items + i;
715
716 if (item->util)
717 continue;
718 strbuf_reset(&buf);
719 strbuf_addstr(&buf, item->string);
720 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
721 rename.new, strlen(rename.new));
722 strbuf_reset(&buf2);
723 strbuf_addf(&buf2, "remote: renamed %s to %s",
724 item->string, buf.buf);
725 if (rename_ref(item->string, buf.buf, buf2.buf))
726 die(_("renaming '%s' failed"), item->string);
727 }
728 for (i = 0; i < remote_branches.nr; i++) {
729 struct string_list_item *item = remote_branches.items + i;
730
731 if (!item->util)
732 continue;
733 strbuf_reset(&buf);
734 strbuf_addstr(&buf, item->string);
735 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
736 rename.new, strlen(rename.new));
737 strbuf_reset(&buf2);
738 strbuf_addstr(&buf2, item->util);
739 strbuf_splice(&buf2, strlen("refs/remotes/"), strlen(rename.old),
740 rename.new, strlen(rename.new));
741 strbuf_reset(&buf3);
742 strbuf_addf(&buf3, "remote: renamed %s to %s",
743 item->string, buf.buf);
744 if (create_symref(buf.buf, buf2.buf, buf3.buf))
745 die(_("creating '%s' failed"), buf.buf);
746 }
747 return 0;
748 }
749
750 static int remove_branches(struct string_list *branches)
751 {
752 struct strbuf err = STRBUF_INIT;
753 const char **branch_names;
754 int i, result = 0;
755
756 branch_names = xmalloc(branches->nr * sizeof(*branch_names));
757 for (i = 0; i < branches->nr; i++)
758 branch_names[i] = branches->items[i].string;
759 if (repack_without_refs(branch_names, branches->nr, &err))
760 result |= error("%s", err.buf);
761 strbuf_release(&err);
762 free(branch_names);
763
764 for (i = 0; i < branches->nr; i++) {
765 struct string_list_item *item = branches->items + i;
766 const char *refname = item->string;
767
768 if (delete_ref(refname, NULL, 0))
769 result |= error(_("Could not remove branch %s"), refname);
770 }
771
772 return result;
773 }
774
775 static int rm(int argc, const char **argv)
776 {
777 struct option options[] = {
778 OPT_END()
779 };
780 struct remote *remote;
781 struct strbuf buf = STRBUF_INIT;
782 struct known_remotes known_remotes = { NULL, NULL };
783 struct string_list branches = STRING_LIST_INIT_DUP;
784 struct string_list skipped = STRING_LIST_INIT_DUP;
785 struct branches_for_remote cb_data;
786 int i, result;
787
788 memset(&cb_data, 0, sizeof(cb_data));
789 cb_data.branches = &branches;
790 cb_data.skipped = &skipped;
791 cb_data.keep = &known_remotes;
792
793 if (argc != 2)
794 usage_with_options(builtin_remote_rm_usage, options);
795
796 remote = remote_get(argv[1]);
797 if (!remote)
798 die(_("No such remote: %s"), argv[1]);
799
800 known_remotes.to_delete = remote;
801 for_each_remote(add_known_remote, &known_remotes);
802
803 read_branches();
804 for (i = 0; i < branch_list.nr; i++) {
805 struct string_list_item *item = branch_list.items + i;
806 struct branch_info *info = item->util;
807 if (info->remote_name && !strcmp(info->remote_name, remote->name)) {
808 const char *keys[] = { "remote", "merge", NULL }, **k;
809 for (k = keys; *k; k++) {
810 strbuf_reset(&buf);
811 strbuf_addf(&buf, "branch.%s.%s",
812 item->string, *k);
813 if (git_config_set(buf.buf, NULL)) {
814 strbuf_release(&buf);
815 return -1;
816 }
817 }
818 }
819 }
820
821 /*
822 * We cannot just pass a function to for_each_ref() which deletes
823 * the branches one by one, since for_each_ref() relies on cached
824 * refs, which are invalidated when deleting a branch.
825 */
826 cb_data.remote = remote;
827 result = for_each_ref(add_branch_for_removal, &cb_data);
828 strbuf_release(&buf);
829
830 if (!result)
831 result = remove_branches(&branches);
832 string_list_clear(&branches, 1);
833
834 if (skipped.nr) {
835 fprintf_ln(stderr,
836 Q_("Note: A branch outside the refs/remotes/ hierarchy was not removed;\n"
837 "to delete it, use:",
838 "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n"
839 "to delete them, use:",
840 skipped.nr));
841 for (i = 0; i < skipped.nr; i++)
842 fprintf(stderr, " git branch -d %s\n",
843 skipped.items[i].string);
844 }
845 string_list_clear(&skipped, 0);
846
847 if (!result) {
848 strbuf_addf(&buf, "remote.%s", remote->name);
849 if (git_config_rename_section(buf.buf, NULL) < 1)
850 return error(_("Could not remove config section '%s'"), buf.buf);
851 }
852
853 return result;
854 }
855
856 static void clear_push_info(void *util, const char *string)
857 {
858 struct push_info *info = util;
859 free(info->dest);
860 free(info);
861 }
862
863 static void free_remote_ref_states(struct ref_states *states)
864 {
865 string_list_clear(&states->new, 0);
866 string_list_clear(&states->stale, 1);
867 string_list_clear(&states->tracked, 0);
868 string_list_clear(&states->heads, 0);
869 string_list_clear_func(&states->push, clear_push_info);
870 }
871
872 static int append_ref_to_tracked_list(const char *refname,
873 const unsigned char *sha1, int flags, void *cb_data)
874 {
875 struct ref_states *states = cb_data;
876 struct refspec refspec;
877
878 if (flags & REF_ISSYMREF)
879 return 0;
880
881 memset(&refspec, 0, sizeof(refspec));
882 refspec.dst = (char *)refname;
883 if (!remote_find_tracking(states->remote, &refspec))
884 string_list_append(&states->tracked, abbrev_branch(refspec.src));
885
886 return 0;
887 }
888
889 static int get_remote_ref_states(const char *name,
890 struct ref_states *states,
891 int query)
892 {
893 struct transport *transport;
894 const struct ref *remote_refs;
895
896 states->remote = remote_get(name);
897 if (!states->remote)
898 return error(_("No such remote: %s"), name);
899
900 read_branches();
901
902 if (query) {
903 transport = transport_get(states->remote, states->remote->url_nr > 0 ?
904 states->remote->url[0] : NULL);
905 remote_refs = transport_get_remote_refs(transport);
906 transport_disconnect(transport);
907
908 states->queried = 1;
909 if (query & GET_REF_STATES)
910 get_ref_states(remote_refs, states);
911 if (query & GET_HEAD_NAMES)
912 get_head_names(remote_refs, states);
913 if (query & GET_PUSH_REF_STATES)
914 get_push_ref_states(remote_refs, states);
915 } else {
916 for_each_ref(append_ref_to_tracked_list, states);
917 sort_string_list(&states->tracked);
918 get_push_ref_states_noquery(states);
919 }
920
921 return 0;
922 }
923
924 struct show_info {
925 struct string_list *list;
926 struct ref_states *states;
927 int width, width2;
928 int any_rebase;
929 };
930
931 static int add_remote_to_show_info(struct string_list_item *item, void *cb_data)
932 {
933 struct show_info *info = cb_data;
934 int n = strlen(item->string);
935 if (n > info->width)
936 info->width = n;
937 string_list_insert(info->list, item->string);
938 return 0;
939 }
940
941 static int show_remote_info_item(struct string_list_item *item, void *cb_data)
942 {
943 struct show_info *info = cb_data;
944 struct ref_states *states = info->states;
945 const char *name = item->string;
946
947 if (states->queried) {
948 const char *fmt = "%s";
949 const char *arg = "";
950 if (string_list_has_string(&states->new, name)) {
951 fmt = _(" new (next fetch will store in remotes/%s)");
952 arg = states->remote->name;
953 } else if (string_list_has_string(&states->tracked, name))
954 arg = _(" tracked");
955 else if (string_list_has_string(&states->stale, name))
956 arg = _(" stale (use 'git remote prune' to remove)");
957 else
958 arg = _(" ???");
959 printf(" %-*s", info->width, name);
960 printf(fmt, arg);
961 printf("\n");
962 } else
963 printf(" %s\n", name);
964
965 return 0;
966 }
967
968 static int add_local_to_show_info(struct string_list_item *branch_item, void *cb_data)
969 {
970 struct show_info *show_info = cb_data;
971 struct ref_states *states = show_info->states;
972 struct branch_info *branch_info = branch_item->util;
973 struct string_list_item *item;
974 int n;
975
976 if (!branch_info->merge.nr || !branch_info->remote_name ||
977 strcmp(states->remote->name, branch_info->remote_name))
978 return 0;
979 if ((n = strlen(branch_item->string)) > show_info->width)
980 show_info->width = n;
981 if (branch_info->rebase)
982 show_info->any_rebase = 1;
983
984 item = string_list_insert(show_info->list, branch_item->string);
985 item->util = branch_info;
986
987 return 0;
988 }
989
990 static int show_local_info_item(struct string_list_item *item, void *cb_data)
991 {
992 struct show_info *show_info = cb_data;
993 struct branch_info *branch_info = item->util;
994 struct string_list *merge = &branch_info->merge;
995 const char *also;
996 int i;
997
998 if (branch_info->rebase && branch_info->merge.nr > 1) {
999 error(_("invalid branch.%s.merge; cannot rebase onto > 1 branch"),
1000 item->string);
1001 return 0;
1002 }
1003
1004 printf(" %-*s ", show_info->width, item->string);
1005 if (branch_info->rebase) {
1006 printf_ln(_("rebases onto remote %s"), merge->items[0].string);
1007 return 0;
1008 } else if (show_info->any_rebase) {
1009 printf_ln(_(" merges with remote %s"), merge->items[0].string);
1010 also = _(" and with remote");
1011 } else {
1012 printf_ln(_("merges with remote %s"), merge->items[0].string);
1013 also = _(" and with remote");
1014 }
1015 for (i = 1; i < merge->nr; i++)
1016 printf(" %-*s %s %s\n", show_info->width, "", also,
1017 merge->items[i].string);
1018
1019 return 0;
1020 }
1021
1022 static int add_push_to_show_info(struct string_list_item *push_item, void *cb_data)
1023 {
1024 struct show_info *show_info = cb_data;
1025 struct push_info *push_info = push_item->util;
1026 struct string_list_item *item;
1027 int n;
1028 if ((n = strlen(push_item->string)) > show_info->width)
1029 show_info->width = n;
1030 if ((n = strlen(push_info->dest)) > show_info->width2)
1031 show_info->width2 = n;
1032 item = string_list_append(show_info->list, push_item->string);
1033 item->util = push_item->util;
1034 return 0;
1035 }
1036
1037 /*
1038 * Sorting comparison for a string list that has push_info
1039 * structs in its util field
1040 */
1041 static int cmp_string_with_push(const void *va, const void *vb)
1042 {
1043 const struct string_list_item *a = va;
1044 const struct string_list_item *b = vb;
1045 const struct push_info *a_push = a->util;
1046 const struct push_info *b_push = b->util;
1047 int cmp = strcmp(a->string, b->string);
1048 return cmp ? cmp : strcmp(a_push->dest, b_push->dest);
1049 }
1050
1051 static int show_push_info_item(struct string_list_item *item, void *cb_data)
1052 {
1053 struct show_info *show_info = cb_data;
1054 struct push_info *push_info = item->util;
1055 const char *src = item->string, *status = NULL;
1056
1057 switch (push_info->status) {
1058 case PUSH_STATUS_CREATE:
1059 status = _("create");
1060 break;
1061 case PUSH_STATUS_DELETE:
1062 status = _("delete");
1063 src = _("(none)");
1064 break;
1065 case PUSH_STATUS_UPTODATE:
1066 status = _("up to date");
1067 break;
1068 case PUSH_STATUS_FASTFORWARD:
1069 status = _("fast-forwardable");
1070 break;
1071 case PUSH_STATUS_OUTOFDATE:
1072 status = _("local out of date");
1073 break;
1074 case PUSH_STATUS_NOTQUERIED:
1075 break;
1076 }
1077 if (status) {
1078 if (push_info->forced)
1079 printf_ln(_(" %-*s forces to %-*s (%s)"), show_info->width, src,
1080 show_info->width2, push_info->dest, status);
1081 else
1082 printf_ln(_(" %-*s pushes to %-*s (%s)"), show_info->width, src,
1083 show_info->width2, push_info->dest, status);
1084 } else {
1085 if (push_info->forced)
1086 printf_ln(_(" %-*s forces to %s"), show_info->width, src,
1087 push_info->dest);
1088 else
1089 printf_ln(_(" %-*s pushes to %s"), show_info->width, src,
1090 push_info->dest);
1091 }
1092 return 0;
1093 }
1094
1095 static int get_one_entry(struct remote *remote, void *priv)
1096 {
1097 struct string_list *list = priv;
1098 struct strbuf url_buf = STRBUF_INIT;
1099 const char **url;
1100 int i, url_nr;
1101
1102 if (remote->url_nr > 0) {
1103 strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]);
1104 string_list_append(list, remote->name)->util =
1105 strbuf_detach(&url_buf, NULL);
1106 } else
1107 string_list_append(list, remote->name)->util = NULL;
1108 if (remote->pushurl_nr) {
1109 url = remote->pushurl;
1110 url_nr = remote->pushurl_nr;
1111 } else {
1112 url = remote->url;
1113 url_nr = remote->url_nr;
1114 }
1115 for (i = 0; i < url_nr; i++)
1116 {
1117 strbuf_addf(&url_buf, "%s (push)", url[i]);
1118 string_list_append(list, remote->name)->util =
1119 strbuf_detach(&url_buf, NULL);
1120 }
1121
1122 return 0;
1123 }
1124
1125 static int show_all(void)
1126 {
1127 struct string_list list = STRING_LIST_INIT_NODUP;
1128 int result;
1129
1130 list.strdup_strings = 1;
1131 result = for_each_remote(get_one_entry, &list);
1132
1133 if (!result) {
1134 int i;
1135
1136 sort_string_list(&list);
1137 for (i = 0; i < list.nr; i++) {
1138 struct string_list_item *item = list.items + i;
1139 if (verbose)
1140 printf("%s\t%s\n", item->string,
1141 item->util ? (const char *)item->util : "");
1142 else {
1143 if (i && !strcmp((item - 1)->string, item->string))
1144 continue;
1145 printf("%s\n", item->string);
1146 }
1147 }
1148 }
1149 string_list_clear(&list, 1);
1150 return result;
1151 }
1152
1153 static int show(int argc, const char **argv)
1154 {
1155 int no_query = 0, result = 0, query_flag = 0;
1156 struct option options[] = {
1157 OPT_BOOL('n', NULL, &no_query, N_("do not query remotes")),
1158 OPT_END()
1159 };
1160 struct ref_states states;
1161 struct string_list info_list = STRING_LIST_INIT_NODUP;
1162 struct show_info info;
1163
1164 argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage,
1165 0);
1166
1167 if (argc < 1)
1168 return show_all();
1169
1170 if (!no_query)
1171 query_flag = (GET_REF_STATES | GET_HEAD_NAMES | GET_PUSH_REF_STATES);
1172
1173 memset(&states, 0, sizeof(states));
1174 memset(&info, 0, sizeof(info));
1175 info.states = &states;
1176 info.list = &info_list;
1177 for (; argc; argc--, argv++) {
1178 int i;
1179 const char **url;
1180 int url_nr;
1181
1182 get_remote_ref_states(*argv, &states, query_flag);
1183
1184 printf_ln(_("* remote %s"), *argv);
1185 printf_ln(_(" Fetch URL: %s"), states.remote->url_nr > 0 ?
1186 states.remote->url[0] : _("(no URL)"));
1187 if (states.remote->pushurl_nr) {
1188 url = states.remote->pushurl;
1189 url_nr = states.remote->pushurl_nr;
1190 } else {
1191 url = states.remote->url;
1192 url_nr = states.remote->url_nr;
1193 }
1194 for (i = 0; i < url_nr; i++)
1195 printf_ln(_(" Push URL: %s"), url[i]);
1196 if (!i)
1197 printf_ln(_(" Push URL: %s"), "(no URL)");
1198 if (no_query)
1199 printf_ln(_(" HEAD branch: %s"), "(not queried)");
1200 else if (!states.heads.nr)
1201 printf_ln(_(" HEAD branch: %s"), "(unknown)");
1202 else if (states.heads.nr == 1)
1203 printf_ln(_(" HEAD branch: %s"), states.heads.items[0].string);
1204 else {
1205 printf(_(" HEAD branch (remote HEAD is ambiguous,"
1206 " may be one of the following):\n"));
1207 for (i = 0; i < states.heads.nr; i++)
1208 printf(" %s\n", states.heads.items[i].string);
1209 }
1210
1211 /* remote branch info */
1212 info.width = 0;
1213 for_each_string_list(&states.new, add_remote_to_show_info, &info);
1214 for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
1215 for_each_string_list(&states.stale, add_remote_to_show_info, &info);
1216 if (info.list->nr)
1217 printf_ln(Q_(" Remote branch:%s",
1218 " Remote branches:%s",
1219 info.list->nr),
1220 no_query ? _(" (status not queried)") : "");
1221 for_each_string_list(info.list, show_remote_info_item, &info);
1222 string_list_clear(info.list, 0);
1223
1224 /* git pull info */
1225 info.width = 0;
1226 info.any_rebase = 0;
1227 for_each_string_list(&branch_list, add_local_to_show_info, &info);
1228 if (info.list->nr)
1229 printf_ln(Q_(" Local branch configured for 'git pull':",
1230 " Local branches configured for 'git pull':",
1231 info.list->nr));
1232 for_each_string_list(info.list, show_local_info_item, &info);
1233 string_list_clear(info.list, 0);
1234
1235 /* git push info */
1236 if (states.remote->mirror)
1237 printf_ln(_(" Local refs will be mirrored by 'git push'"));
1238
1239 info.width = info.width2 = 0;
1240 for_each_string_list(&states.push, add_push_to_show_info, &info);
1241 qsort(info.list->items, info.list->nr,
1242 sizeof(*info.list->items), cmp_string_with_push);
1243 if (info.list->nr)
1244 printf_ln(Q_(" Local ref configured for 'git push'%s:",
1245 " Local refs configured for 'git push'%s:",
1246 info.list->nr),
1247 no_query ? _(" (status not queried)") : "");
1248 for_each_string_list(info.list, show_push_info_item, &info);
1249 string_list_clear(info.list, 0);
1250
1251 free_remote_ref_states(&states);
1252 }
1253
1254 return result;
1255 }
1256
1257 static int set_head(int argc, const char **argv)
1258 {
1259 int i, opt_a = 0, opt_d = 0, result = 0;
1260 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
1261 char *head_name = NULL;
1262
1263 struct option options[] = {
1264 OPT_BOOL('a', "auto", &opt_a,
1265 N_("set refs/remotes/<name>/HEAD according to remote")),
1266 OPT_BOOL('d', "delete", &opt_d,
1267 N_("delete refs/remotes/<name>/HEAD")),
1268 OPT_END()
1269 };
1270 argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage,
1271 0);
1272 if (argc)
1273 strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]);
1274
1275 if (!opt_a && !opt_d && argc == 2) {
1276 head_name = xstrdup(argv[1]);
1277 } else if (opt_a && !opt_d && argc == 1) {
1278 struct ref_states states;
1279 memset(&states, 0, sizeof(states));
1280 get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES);
1281 if (!states.heads.nr)
1282 result |= error(_("Cannot determine remote HEAD"));
1283 else if (states.heads.nr > 1) {
1284 result |= error(_("Multiple remote HEAD branches. "
1285 "Please choose one explicitly with:"));
1286 for (i = 0; i < states.heads.nr; i++)
1287 fprintf(stderr, " git remote set-head %s %s\n",
1288 argv[0], states.heads.items[i].string);
1289 } else
1290 head_name = xstrdup(states.heads.items[0].string);
1291 free_remote_ref_states(&states);
1292 } else if (opt_d && !opt_a && argc == 1) {
1293 if (delete_ref(buf.buf, NULL, REF_NODEREF))
1294 result |= error(_("Could not delete %s"), buf.buf);
1295 } else
1296 usage_with_options(builtin_remote_sethead_usage, options);
1297
1298 if (head_name) {
1299 strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name);
1300 /* make sure it's valid */
1301 if (!ref_exists(buf2.buf))
1302 result |= error(_("Not a valid ref: %s"), buf2.buf);
1303 else if (create_symref(buf.buf, buf2.buf, "remote set-head"))
1304 result |= error(_("Could not setup %s"), buf.buf);
1305 if (opt_a)
1306 printf("%s/HEAD set to %s\n", argv[0], head_name);
1307 free(head_name);
1308 }
1309
1310 strbuf_release(&buf);
1311 strbuf_release(&buf2);
1312 return result;
1313 }
1314
1315 static int prune_remote(const char *remote, int dry_run)
1316 {
1317 int result = 0, i;
1318 struct ref_states states;
1319 struct string_list delete_refs_list = STRING_LIST_INIT_NODUP;
1320 const char **delete_refs;
1321 const char *dangling_msg = dry_run
1322 ? _(" %s will become dangling!")
1323 : _(" %s has become dangling!");
1324
1325 memset(&states, 0, sizeof(states));
1326 get_remote_ref_states(remote, &states, GET_REF_STATES);
1327
1328 if (states.stale.nr) {
1329 printf_ln(_("Pruning %s"), remote);
1330 printf_ln(_("URL: %s"),
1331 states.remote->url_nr
1332 ? states.remote->url[0]
1333 : _("(no URL)"));
1334
1335 delete_refs = xmalloc(states.stale.nr * sizeof(*delete_refs));
1336 for (i = 0; i < states.stale.nr; i++)
1337 delete_refs[i] = states.stale.items[i].util;
1338 if (!dry_run) {
1339 struct strbuf err = STRBUF_INIT;
1340 if (repack_without_refs(delete_refs, states.stale.nr,
1341 &err))
1342 result |= error("%s", err.buf);
1343 strbuf_release(&err);
1344 }
1345 free(delete_refs);
1346 }
1347
1348 for (i = 0; i < states.stale.nr; i++) {
1349 const char *refname = states.stale.items[i].util;
1350
1351 string_list_insert(&delete_refs_list, refname);
1352
1353 if (!dry_run)
1354 result |= delete_ref(refname, NULL, 0);
1355
1356 if (dry_run)
1357 printf_ln(_(" * [would prune] %s"),
1358 abbrev_ref(refname, "refs/remotes/"));
1359 else
1360 printf_ln(_(" * [pruned] %s"),
1361 abbrev_ref(refname, "refs/remotes/"));
1362 }
1363
1364 warn_dangling_symrefs(stdout, dangling_msg, &delete_refs_list);
1365 string_list_clear(&delete_refs_list, 0);
1366
1367 free_remote_ref_states(&states);
1368 return result;
1369 }
1370
1371 static int prune(int argc, const char **argv)
1372 {
1373 int dry_run = 0, result = 0;
1374 struct option options[] = {
1375 OPT__DRY_RUN(&dry_run, N_("dry run")),
1376 OPT_END()
1377 };
1378
1379 argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage,
1380 0);
1381
1382 if (argc < 1)
1383 usage_with_options(builtin_remote_prune_usage, options);
1384
1385 for (; argc; argc--, argv++)
1386 result |= prune_remote(*argv, dry_run);
1387
1388 return result;
1389 }
1390
1391 static int get_remote_default(const char *key, const char *value, void *priv)
1392 {
1393 if (strcmp(key, "remotes.default") == 0) {
1394 int *found = priv;
1395 *found = 1;
1396 }
1397 return 0;
1398 }
1399
1400 static int update(int argc, const char **argv)
1401 {
1402 int i, prune = -1;
1403 struct option options[] = {
1404 OPT_BOOL('p', "prune", &prune,
1405 N_("prune remotes after fetching")),
1406 OPT_END()
1407 };
1408 struct argv_array fetch_argv = ARGV_ARRAY_INIT;
1409 int default_defined = 0;
1410 int retval;
1411
1412 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1413 PARSE_OPT_KEEP_ARGV0);
1414
1415 argv_array_push(&fetch_argv, "fetch");
1416
1417 if (prune != -1)
1418 argv_array_push(&fetch_argv, prune ? "--prune" : "--no-prune");
1419 if (verbose)
1420 argv_array_push(&fetch_argv, "-v");
1421 argv_array_push(&fetch_argv, "--multiple");
1422 if (argc < 2)
1423 argv_array_push(&fetch_argv, "default");
1424 for (i = 1; i < argc; i++)
1425 argv_array_push(&fetch_argv, argv[i]);
1426
1427 if (strcmp(fetch_argv.argv[fetch_argv.argc-1], "default") == 0) {
1428 git_config(get_remote_default, &default_defined);
1429 if (!default_defined) {
1430 argv_array_pop(&fetch_argv);
1431 argv_array_push(&fetch_argv, "--all");
1432 }
1433 }
1434
1435 retval = run_command_v_opt(fetch_argv.argv, RUN_GIT_CMD);
1436 argv_array_clear(&fetch_argv);
1437 return retval;
1438 }
1439
1440 static int remove_all_fetch_refspecs(const char *remote, const char *key)
1441 {
1442 return git_config_set_multivar(key, NULL, NULL, 1);
1443 }
1444
1445 static int add_branches(struct remote *remote, const char **branches,
1446 const char *key)
1447 {
1448 const char *remotename = remote->name;
1449 int mirror = remote->mirror;
1450 struct strbuf refspec = STRBUF_INIT;
1451
1452 for (; *branches; branches++)
1453 if (add_branch(key, *branches, remotename, mirror, &refspec)) {
1454 strbuf_release(&refspec);
1455 return 1;
1456 }
1457
1458 strbuf_release(&refspec);
1459 return 0;
1460 }
1461
1462 static int set_remote_branches(const char *remotename, const char **branches,
1463 int add_mode)
1464 {
1465 struct strbuf key = STRBUF_INIT;
1466 struct remote *remote;
1467
1468 strbuf_addf(&key, "remote.%s.fetch", remotename);
1469
1470 if (!remote_is_configured(remotename))
1471 die(_("No such remote '%s'"), remotename);
1472 remote = remote_get(remotename);
1473
1474 if (!add_mode && remove_all_fetch_refspecs(remotename, key.buf)) {
1475 strbuf_release(&key);
1476 return 1;
1477 }
1478 if (add_branches(remote, branches, key.buf)) {
1479 strbuf_release(&key);
1480 return 1;
1481 }
1482
1483 strbuf_release(&key);
1484 return 0;
1485 }
1486
1487 static int set_branches(int argc, const char **argv)
1488 {
1489 int add_mode = 0;
1490 struct option options[] = {
1491 OPT_BOOL('\0', "add", &add_mode, N_("add branch")),
1492 OPT_END()
1493 };
1494
1495 argc = parse_options(argc, argv, NULL, options,
1496 builtin_remote_setbranches_usage, 0);
1497 if (argc == 0) {
1498 error(_("no remote specified"));
1499 usage_with_options(builtin_remote_setbranches_usage, options);
1500 }
1501 argv[argc] = NULL;
1502
1503 return set_remote_branches(argv[0], argv + 1, add_mode);
1504 }
1505
1506 static int set_url(int argc, const char **argv)
1507 {
1508 int i, push_mode = 0, add_mode = 0, delete_mode = 0;
1509 int matches = 0, negative_matches = 0;
1510 const char *remotename = NULL;
1511 const char *newurl = NULL;
1512 const char *oldurl = NULL;
1513 struct remote *remote;
1514 regex_t old_regex;
1515 const char **urlset;
1516 int urlset_nr;
1517 struct strbuf name_buf = STRBUF_INIT;
1518 struct option options[] = {
1519 OPT_BOOL('\0', "push", &push_mode,
1520 N_("manipulate push URLs")),
1521 OPT_BOOL('\0', "add", &add_mode,
1522 N_("add URL")),
1523 OPT_BOOL('\0', "delete", &delete_mode,
1524 N_("delete URLs")),
1525 OPT_END()
1526 };
1527 argc = parse_options(argc, argv, NULL, options, builtin_remote_seturl_usage,
1528 PARSE_OPT_KEEP_ARGV0);
1529
1530 if (add_mode && delete_mode)
1531 die(_("--add --delete doesn't make sense"));
1532
1533 if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3))
1534 usage_with_options(builtin_remote_seturl_usage, options);
1535
1536 remotename = argv[1];
1537 newurl = argv[2];
1538 if (argc > 3)
1539 oldurl = argv[3];
1540
1541 if (delete_mode)
1542 oldurl = newurl;
1543
1544 if (!remote_is_configured(remotename))
1545 die(_("No such remote '%s'"), remotename);
1546 remote = remote_get(remotename);
1547
1548 if (push_mode) {
1549 strbuf_addf(&name_buf, "remote.%s.pushurl", remotename);
1550 urlset = remote->pushurl;
1551 urlset_nr = remote->pushurl_nr;
1552 } else {
1553 strbuf_addf(&name_buf, "remote.%s.url", remotename);
1554 urlset = remote->url;
1555 urlset_nr = remote->url_nr;
1556 }
1557
1558 /* Special cases that add new entry. */
1559 if ((!oldurl && !delete_mode) || add_mode) {
1560 if (add_mode)
1561 git_config_set_multivar(name_buf.buf, newurl,
1562 "^$", 0);
1563 else
1564 git_config_set(name_buf.buf, newurl);
1565 strbuf_release(&name_buf);
1566 return 0;
1567 }
1568
1569 /* Old URL specified. Demand that one matches. */
1570 if (regcomp(&old_regex, oldurl, REG_EXTENDED))
1571 die(_("Invalid old URL pattern: %s"), oldurl);
1572
1573 for (i = 0; i < urlset_nr; i++)
1574 if (!regexec(&old_regex, urlset[i], 0, NULL, 0))
1575 matches++;
1576 else
1577 negative_matches++;
1578 if (!delete_mode && !matches)
1579 die(_("No such URL found: %s"), oldurl);
1580 if (delete_mode && !negative_matches && !push_mode)
1581 die(_("Will not delete all non-push URLs"));
1582
1583 regfree(&old_regex);
1584
1585 if (!delete_mode)
1586 git_config_set_multivar(name_buf.buf, newurl, oldurl, 0);
1587 else
1588 git_config_set_multivar(name_buf.buf, NULL, oldurl, 1);
1589 return 0;
1590 }
1591
1592 int cmd_remote(int argc, const char **argv, const char *prefix)
1593 {
1594 struct option options[] = {
1595 OPT__VERBOSE(&verbose, N_("be verbose; must be placed before a subcommand")),
1596 OPT_END()
1597 };
1598 int result;
1599
1600 argc = parse_options(argc, argv, prefix, options, builtin_remote_usage,
1601 PARSE_OPT_STOP_AT_NON_OPTION);
1602
1603 if (argc < 1)
1604 result = show_all();
1605 else if (!strcmp(argv[0], "add"))
1606 result = add(argc, argv);
1607 else if (!strcmp(argv[0], "rename"))
1608 result = mv(argc, argv);
1609 else if (!strcmp(argv[0], "rm") || !strcmp(argv[0], "remove"))
1610 result = rm(argc, argv);
1611 else if (!strcmp(argv[0], "set-head"))
1612 result = set_head(argc, argv);
1613 else if (!strcmp(argv[0], "set-branches"))
1614 result = set_branches(argc, argv);
1615 else if (!strcmp(argv[0], "set-url"))
1616 result = set_url(argc, argv);
1617 else if (!strcmp(argv[0], "show"))
1618 result = show(argc, argv);
1619 else if (!strcmp(argv[0], "prune"))
1620 result = prune(argc, argv);
1621 else if (!strcmp(argv[0], "update"))
1622 result = update(argc, argv);
1623 else {
1624 error(_("Unknown subcommand: %s"), argv[0]);
1625 usage_with_options(builtin_remote_usage, options);
1626 }
1627
1628 return result ? 1 : 0;
1629 }
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