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mingw: improve performance of mingw_unlink()
[git/debian.git] / builtin / remote.c
blobe8377994e57a2286f9cea329578c8f104a392b88
1 #include "builtin.h"
2 #include "config.h"
3 #include "parse-options.h"
4 #include "transport.h"
5 #include "remote.h"
6 #include "string-list.h"
7 #include "strbuf.h"
8 #include "run-command.h"
9 #include "rebase.h"
10 #include "refs.h"
11 #include "refspec.h"
12 #include "object-store.h"
13 #include "argv-array.h"
14 #include "commit-reach.h"
15
16 static const char * const builtin_remote_usage[] = {
17 N_("git remote [-v | --verbose]"),
18 N_("git remote add [-t <branch>] [-m <master>] [-f] [--tags | --no-tags] [--mirror=<fetch|push>] <name> <url>"),
19 N_("git remote rename <old> <new>"),
20 N_("git remote remove <name>"),
21 N_("git remote set-head <name> (-a | --auto | -d | --delete | <branch>)"),
22 N_("git remote [-v | --verbose] show [-n] <name>"),
23 N_("git remote prune [-n | --dry-run] <name>"),
24 N_("git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]"),
25 N_("git remote set-branches [--add] <name> <branch>..."),
26 N_("git remote get-url [--push] [--all] <name>"),
27 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
28 N_("git remote set-url --add <name> <newurl>"),
29 N_("git remote set-url --delete <name> <url>"),
30 NULL
31 };
32
33 static const char * const builtin_remote_add_usage[] = {
34 N_("git remote add [<options>] <name> <url>"),
35 NULL
36 };
37
38 static const char * const builtin_remote_rename_usage[] = {
39 N_("git remote rename <old> <new>"),
40 NULL
41 };
42
43 static const char * const builtin_remote_rm_usage[] = {
44 N_("git remote remove <name>"),
45 NULL
46 };
47
48 static const char * const builtin_remote_sethead_usage[] = {
49 N_("git remote set-head <name> (-a | --auto | -d | --delete | <branch>)"),
50 NULL
51 };
52
53 static const char * const builtin_remote_setbranches_usage[] = {
54 N_("git remote set-branches <name> <branch>..."),
55 N_("git remote set-branches --add <name> <branch>..."),
56 NULL
57 };
58
59 static const char * const builtin_remote_show_usage[] = {
60 N_("git remote show [<options>] <name>"),
61 NULL
62 };
63
64 static const char * const builtin_remote_prune_usage[] = {
65 N_("git remote prune [<options>] <name>"),
66 NULL
67 };
68
69 static const char * const builtin_remote_update_usage[] = {
70 N_("git remote update [<options>] [<group> | <remote>]..."),
71 NULL
72 };
73
74 static const char * const builtin_remote_geturl_usage[] = {
75 N_("git remote get-url [--push] [--all] <name>"),
76 NULL
77 };
78
79 static const char * const builtin_remote_seturl_usage[] = {
80 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
81 N_("git remote set-url --add <name> <newurl>"),
82 N_("git remote set-url --delete <name> <url>"),
83 NULL
84 };
85
86 #define GET_REF_STATES (1<<0)
87 #define GET_HEAD_NAMES (1<<1)
88 #define GET_PUSH_REF_STATES (1<<2)
89
90 static int verbose;
91
92 static int fetch_remote(const char *name)
93 {
94 const char *argv[] = { "fetch", name, NULL, NULL };
95 if (verbose) {
96 argv[1] = "-v";
97 argv[2] = name;
98 }
99 printf_ln(_("Updating %s"), name);
100 if (run_command_v_opt(argv, RUN_GIT_CMD))
101 return error(_("Could not fetch %s"), name);
102 return 0;
103 }
104
105 enum {
106 TAGS_UNSET = 0,
107 TAGS_DEFAULT = 1,
108 TAGS_SET = 2
109 };
110
111 #define MIRROR_NONE 0
112 #define MIRROR_FETCH 1
113 #define MIRROR_PUSH 2
114 #define MIRROR_BOTH (MIRROR_FETCH|MIRROR_PUSH)
115
116 static void add_branch(const char *key, const char *branchname,
117 const char *remotename, int mirror, struct strbuf *tmp)
118 {
119 strbuf_reset(tmp);
120 strbuf_addch(tmp, '+');
121 if (mirror)
122 strbuf_addf(tmp, "refs/%s:refs/%s",
123 branchname, branchname);
124 else
125 strbuf_addf(tmp, "refs/heads/%s:refs/remotes/%s/%s",
126 branchname, remotename, branchname);
127 git_config_set_multivar(key, tmp->buf, "^$", 0);
128 }
129
130 static const char mirror_advice[] =
131 N_("--mirror is dangerous and deprecated; please\n"
132 "\t use --mirror=fetch or --mirror=push instead");
133
134 static int parse_mirror_opt(const struct option *opt, const char *arg, int not)
135 {
136 unsigned *mirror = opt->value;
137 if (not)
138 *mirror = MIRROR_NONE;
139 else if (!arg) {
140 warning("%s", _(mirror_advice));
141 *mirror = MIRROR_BOTH;
142 }
143 else if (!strcmp(arg, "fetch"))
144 *mirror = MIRROR_FETCH;
145 else if (!strcmp(arg, "push"))
146 *mirror = MIRROR_PUSH;
147 else
148 return error(_("unknown mirror argument: %s"), arg);
149 return 0;
150 }
151
152 static int add(int argc, const char **argv)
153 {
154 int fetch = 0, fetch_tags = TAGS_DEFAULT;
155 unsigned mirror = MIRROR_NONE;
156 struct string_list track = STRING_LIST_INIT_NODUP;
157 const char *master = NULL;
158 struct remote *remote;
159 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
160 const char *name, *url;
161 int i;
162
163 struct option options[] = {
164 OPT_BOOL('f', "fetch", &fetch, N_("fetch the remote branches")),
165 OPT_SET_INT(0, "tags", &fetch_tags,
166 N_("import all tags and associated objects when fetching"),
167 TAGS_SET),
168 OPT_SET_INT(0, NULL, &fetch_tags,
169 N_("or do not fetch any tag at all (--no-tags)"), TAGS_UNSET),
170 OPT_STRING_LIST('t', "track", &track, N_("branch"),
171 N_("branch(es) to track")),
172 OPT_STRING('m', "master", &master, N_("branch"), N_("master branch")),
173 OPT_CALLBACK_F(0, "mirror", &mirror, "(push|fetch)",
174 N_("set up remote as a mirror to push to or fetch from"),
175 PARSE_OPT_OPTARG | PARSE_OPT_COMP_ARG, parse_mirror_opt),
176 OPT_END()
177 };
178
179 argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage,
180 0);
181
182 if (argc != 2)
183 usage_with_options(builtin_remote_add_usage, options);
184
185 if (mirror && master)
186 die(_("specifying a master branch makes no sense with --mirror"));
187 if (mirror && !(mirror & MIRROR_FETCH) && track.nr)
188 die(_("specifying branches to track makes sense only with fetch mirrors"));
189
190 name = argv[0];
191 url = argv[1];
192
193 remote = remote_get(name);
194 if (remote_is_configured(remote, 1))
195 die(_("remote %s already exists."), name);
196
197 strbuf_addf(&buf2, "refs/heads/test:refs/remotes/%s/test", name);
198 if (!valid_fetch_refspec(buf2.buf))
199 die(_("'%s' is not a valid remote name"), name);
200
201 strbuf_addf(&buf, "remote.%s.url", name);
202 git_config_set(buf.buf, url);
203
204 if (!mirror || mirror & MIRROR_FETCH) {
205 strbuf_reset(&buf);
206 strbuf_addf(&buf, "remote.%s.fetch", name);
207 if (track.nr == 0)
208 string_list_append(&track, "*");
209 for (i = 0; i < track.nr; i++) {
210 add_branch(buf.buf, track.items[i].string,
211 name, mirror, &buf2);
212 }
213 }
214
215 if (mirror & MIRROR_PUSH) {
216 strbuf_reset(&buf);
217 strbuf_addf(&buf, "remote.%s.mirror", name);
218 git_config_set(buf.buf, "true");
219 }
220
221 if (fetch_tags != TAGS_DEFAULT) {
222 strbuf_reset(&buf);
223 strbuf_addf(&buf, "remote.%s.tagopt", name);
224 git_config_set(buf.buf,
225 fetch_tags == TAGS_SET ? "--tags" : "--no-tags");
226 }
227
228 if (fetch && fetch_remote(name))
229 return 1;
230
231 if (master) {
232 strbuf_reset(&buf);
233 strbuf_addf(&buf, "refs/remotes/%s/HEAD", name);
234
235 strbuf_reset(&buf2);
236 strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master);
237
238 if (create_symref(buf.buf, buf2.buf, "remote add"))
239 return error(_("Could not setup master '%s'"), master);
240 }
241
242 strbuf_release(&buf);
243 strbuf_release(&buf2);
244 string_list_clear(&track, 0);
245
246 return 0;
247 }
248
249 struct branch_info {
250 char *remote_name;
251 struct string_list merge;
252 enum rebase_type rebase;
253 char *push_remote_name;
254 };
255
256 static struct string_list branch_list = STRING_LIST_INIT_NODUP;
257
258 static const char *abbrev_ref(const char *name, const char *prefix)
259 {
260 skip_prefix(name, prefix, &name);
261 return name;
262 }
263 #define abbrev_branch(name) abbrev_ref((name), "refs/heads/")
264
265 static int config_read_branches(const char *key, const char *value, void *cb)
266 {
267 const char *orig_key = key;
268 char *name;
269 struct string_list_item *item;
270 struct branch_info *info;
271 enum { REMOTE, MERGE, REBASE, PUSH_REMOTE } type;
272 size_t key_len;
273
274 if (!starts_with(key, "branch."))
275 return 0;
276
277 key += strlen("branch.");
278 if (strip_suffix(key, ".remote", &key_len))
279 type = REMOTE;
280 else if (strip_suffix(key, ".merge", &key_len))
281 type = MERGE;
282 else if (strip_suffix(key, ".rebase", &key_len))
283 type = REBASE;
284 else if (strip_suffix(key, ".pushremote", &key_len))
285 type = PUSH_REMOTE;
286 else
287 return 0;
288 name = xmemdupz(key, key_len);
289
290 item = string_list_insert(&branch_list, name);
291
292 if (!item->util)
293 item->util = xcalloc(1, sizeof(struct branch_info));
294 info = item->util;
295 switch (type) {
296 case REMOTE:
297 if (info->remote_name)
298 warning(_("more than one %s"), orig_key);
299 info->remote_name = xstrdup(value);
300 break;
301 case MERGE: {
302 char *space = strchr(value, ' ');
303 value = abbrev_branch(value);
304 while (space) {
305 char *merge;
306 merge = xstrndup(value, space - value);
307 string_list_append(&info->merge, merge);
308 value = abbrev_branch(space + 1);
309 space = strchr(value, ' ');
310 }
311 string_list_append(&info->merge, xstrdup(value));
312 break;
313 }
314 case REBASE:
315 /*
316 * Consider invalid values as false and check the
317 * truth value with >= REBASE_TRUE.
318 */
319 info->rebase = rebase_parse_value(value);
320 break;
321 case PUSH_REMOTE:
322 if (info->push_remote_name)
323 warning(_("more than one %s"), orig_key);
324 info->push_remote_name = xstrdup(value);
325 break;
326 default:
327 BUG("unexpected type=%d", type);
328 }
329
330 return 0;
331 }
332
333 static void read_branches(void)
334 {
335 if (branch_list.nr)
336 return;
337 git_config(config_read_branches, NULL);
338 }
339
340 struct ref_states {
341 struct remote *remote;
342 struct string_list new_refs, stale, tracked, heads, push;
343 int queried;
344 };
345
346 static int get_ref_states(const struct ref *remote_refs, struct ref_states *states)
347 {
348 struct ref *fetch_map = NULL, **tail = &fetch_map;
349 struct ref *ref, *stale_refs;
350 int i;
351
352 for (i = 0; i < states->remote->fetch.nr; i++)
353 if (get_fetch_map(remote_refs, &states->remote->fetch.items[i], &tail, 1))
354 die(_("Could not get fetch map for refspec %s"),
355 states->remote->fetch.raw[i]);
356
357 states->new_refs.strdup_strings = 1;
358 states->tracked.strdup_strings = 1;
359 states->stale.strdup_strings = 1;
360 for (ref = fetch_map; ref; ref = ref->next) {
361 if (!ref->peer_ref || !ref_exists(ref->peer_ref->name))
362 string_list_append(&states->new_refs, abbrev_branch(ref->name));
363 else
364 string_list_append(&states->tracked, abbrev_branch(ref->name));
365 }
366 stale_refs = get_stale_heads(&states->remote->fetch, fetch_map);
367 for (ref = stale_refs; ref; ref = ref->next) {
368 struct string_list_item *item =
369 string_list_append(&states->stale, abbrev_branch(ref->name));
370 item->util = xstrdup(ref->name);
371 }
372 free_refs(stale_refs);
373 free_refs(fetch_map);
374
375 string_list_sort(&states->new_refs);
376 string_list_sort(&states->tracked);
377 string_list_sort(&states->stale);
378
379 return 0;
380 }
381
382 struct push_info {
383 char *dest;
384 int forced;
385 enum {
386 PUSH_STATUS_CREATE = 0,
387 PUSH_STATUS_DELETE,
388 PUSH_STATUS_UPTODATE,
389 PUSH_STATUS_FASTFORWARD,
390 PUSH_STATUS_OUTOFDATE,
391 PUSH_STATUS_NOTQUERIED
392 } status;
393 };
394
395 static int get_push_ref_states(const struct ref *remote_refs,
396 struct ref_states *states)
397 {
398 struct remote *remote = states->remote;
399 struct ref *ref, *local_refs, *push_map;
400 if (remote->mirror)
401 return 0;
402
403 local_refs = get_local_heads();
404 push_map = copy_ref_list(remote_refs);
405
406 match_push_refs(local_refs, &push_map, &remote->push, MATCH_REFS_NONE);
407
408 states->push.strdup_strings = 1;
409 for (ref = push_map; ref; ref = ref->next) {
410 struct string_list_item *item;
411 struct push_info *info;
412
413 if (!ref->peer_ref)
414 continue;
415 oidcpy(&ref->new_oid, &ref->peer_ref->new_oid);
416
417 item = string_list_append(&states->push,
418 abbrev_branch(ref->peer_ref->name));
419 item->util = xcalloc(1, sizeof(struct push_info));
420 info = item->util;
421 info->forced = ref->force;
422 info->dest = xstrdup(abbrev_branch(ref->name));
423
424 if (is_null_oid(&ref->new_oid)) {
425 info->status = PUSH_STATUS_DELETE;
426 } else if (oideq(&ref->old_oid, &ref->new_oid))
427 info->status = PUSH_STATUS_UPTODATE;
428 else if (is_null_oid(&ref->old_oid))
429 info->status = PUSH_STATUS_CREATE;
430 else if (has_object_file(&ref->old_oid) &&
431 ref_newer(&ref->new_oid, &ref->old_oid))
432 info->status = PUSH_STATUS_FASTFORWARD;
433 else
434 info->status = PUSH_STATUS_OUTOFDATE;
435 }
436 free_refs(local_refs);
437 free_refs(push_map);
438 return 0;
439 }
440
441 static int get_push_ref_states_noquery(struct ref_states *states)
442 {
443 int i;
444 struct remote *remote = states->remote;
445 struct string_list_item *item;
446 struct push_info *info;
447
448 if (remote->mirror)
449 return 0;
450
451 states->push.strdup_strings = 1;
452 if (!remote->push.nr) {
453 item = string_list_append(&states->push, _("(matching)"));
454 info = item->util = xcalloc(1, sizeof(struct push_info));
455 info->status = PUSH_STATUS_NOTQUERIED;
456 info->dest = xstrdup(item->string);
457 }
458 for (i = 0; i < remote->push.nr; i++) {
459 const struct refspec_item *spec = &remote->push.items[i];
460 if (spec->matching)
461 item = string_list_append(&states->push, _("(matching)"));
462 else if (strlen(spec->src))
463 item = string_list_append(&states->push, spec->src);
464 else
465 item = string_list_append(&states->push, _("(delete)"));
466
467 info = item->util = xcalloc(1, sizeof(struct push_info));
468 info->forced = spec->force;
469 info->status = PUSH_STATUS_NOTQUERIED;
470 info->dest = xstrdup(spec->dst ? spec->dst : item->string);
471 }
472 return 0;
473 }
474
475 static int get_head_names(const struct ref *remote_refs, struct ref_states *states)
476 {
477 struct ref *ref, *matches;
478 struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map;
479 struct refspec_item refspec;
480
481 refspec.force = 0;
482 refspec.pattern = 1;
483 refspec.src = refspec.dst = "refs/heads/*";
484 states->heads.strdup_strings = 1;
485 get_fetch_map(remote_refs, &refspec, &fetch_map_tail, 0);
486 matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"),
487 fetch_map, 1);
488 for (ref = matches; ref; ref = ref->next)
489 string_list_append(&states->heads, abbrev_branch(ref->name));
490
491 free_refs(fetch_map);
492 free_refs(matches);
493
494 return 0;
495 }
496
497 struct known_remote {
498 struct known_remote *next;
499 struct remote *remote;
500 };
501
502 struct known_remotes {
503 struct remote *to_delete;
504 struct known_remote *list;
505 };
506
507 static int add_known_remote(struct remote *remote, void *cb_data)
508 {
509 struct known_remotes *all = cb_data;
510 struct known_remote *r;
511
512 if (!strcmp(all->to_delete->name, remote->name))
513 return 0;
514
515 r = xmalloc(sizeof(*r));
516 r->remote = remote;
517 r->next = all->list;
518 all->list = r;
519 return 0;
520 }
521
522 struct branches_for_remote {
523 struct remote *remote;
524 struct string_list *branches, *skipped;
525 struct known_remotes *keep;
526 };
527
528 static int add_branch_for_removal(const char *refname,
529 const struct object_id *oid, int flags, void *cb_data)
530 {
531 struct branches_for_remote *branches = cb_data;
532 struct refspec_item refspec;
533 struct known_remote *kr;
534
535 memset(&refspec, 0, sizeof(refspec));
536 refspec.dst = (char *)refname;
537 if (remote_find_tracking(branches->remote, &refspec))
538 return 0;
539
540 /* don't delete a branch if another remote also uses it */
541 for (kr = branches->keep->list; kr; kr = kr->next) {
542 memset(&refspec, 0, sizeof(refspec));
543 refspec.dst = (char *)refname;
544 if (!remote_find_tracking(kr->remote, &refspec))
545 return 0;
546 }
547
548 /* don't delete non-remote-tracking refs */
549 if (!starts_with(refname, "refs/remotes/")) {
550 /* advise user how to delete local branches */
551 if (starts_with(refname, "refs/heads/"))
552 string_list_append(branches->skipped,
553 abbrev_branch(refname));
554 /* silently skip over other non-remote refs */
555 return 0;
556 }
557
558 string_list_append(branches->branches, refname);
559
560 return 0;
561 }
562
563 struct rename_info {
564 const char *old_name;
565 const char *new_name;
566 struct string_list *remote_branches;
567 };
568
569 static int read_remote_branches(const char *refname,
570 const struct object_id *oid, int flags, void *cb_data)
571 {
572 struct rename_info *rename = cb_data;
573 struct strbuf buf = STRBUF_INIT;
574 struct string_list_item *item;
575 int flag;
576 const char *symref;
577
578 strbuf_addf(&buf, "refs/remotes/%s/", rename->old_name);
579 if (starts_with(refname, buf.buf)) {
580 item = string_list_append(rename->remote_branches, refname);
581 symref = resolve_ref_unsafe(refname, RESOLVE_REF_READING,
582 NULL, &flag);
583 if (symref && (flag & REF_ISSYMREF))
584 item->util = xstrdup(symref);
585 else
586 item->util = NULL;
587 }
588 strbuf_release(&buf);
589
590 return 0;
591 }
592
593 static int migrate_file(struct remote *remote)
594 {
595 struct strbuf buf = STRBUF_INIT;
596 int i;
597
598 strbuf_addf(&buf, "remote.%s.url", remote->name);
599 for (i = 0; i < remote->url_nr; i++)
600 git_config_set_multivar(buf.buf, remote->url[i], "^$", 0);
601 strbuf_reset(&buf);
602 strbuf_addf(&buf, "remote.%s.push", remote->name);
603 for (i = 0; i < remote->push.raw_nr; i++)
604 git_config_set_multivar(buf.buf, remote->push.raw[i], "^$", 0);
605 strbuf_reset(&buf);
606 strbuf_addf(&buf, "remote.%s.fetch", remote->name);
607 for (i = 0; i < remote->fetch.raw_nr; i++)
608 git_config_set_multivar(buf.buf, remote->fetch.raw[i], "^$", 0);
609 if (remote->origin == REMOTE_REMOTES)
610 unlink_or_warn(git_path("remotes/%s", remote->name));
611 else if (remote->origin == REMOTE_BRANCHES)
612 unlink_or_warn(git_path("branches/%s", remote->name));
613 strbuf_release(&buf);
614
615 return 0;
616 }
617
618 struct push_default_info
619 {
620 const char *old_name;
621 enum config_scope scope;
622 struct strbuf origin;
623 int linenr;
624 };
625
626 static int config_read_push_default(const char *key, const char *value,
627 void *cb)
628 {
629 struct push_default_info* info = cb;
630 if (strcmp(key, "remote.pushdefault") ||
631 !value || strcmp(value, info->old_name))
632 return 0;
633
634 info->scope = current_config_scope();
635 strbuf_reset(&info->origin);
636 strbuf_addstr(&info->origin, current_config_name());
637 info->linenr = current_config_line();
638
639 return 0;
640 }
641
642 static void handle_push_default(const char* old_name, const char* new_name)
643 {
644 struct push_default_info push_default = {
645 old_name, CONFIG_SCOPE_UNKNOWN, STRBUF_INIT, -1 };
646 git_config(config_read_push_default, &push_default);
647 if (push_default.scope >= CONFIG_SCOPE_COMMAND)
648 ; /* pass */
649 else if (push_default.scope >= CONFIG_SCOPE_LOCAL) {
650 int result = git_config_set_gently("remote.pushDefault",
651 new_name);
652 if (new_name && result && result != CONFIG_NOTHING_SET)
653 die(_("could not set '%s'"), "remote.pushDefault");
654 else if (!new_name && result && result != CONFIG_NOTHING_SET)
655 die(_("could not unset '%s'"), "remote.pushDefault");
656 } else if (push_default.scope >= CONFIG_SCOPE_SYSTEM) {
657 /* warn */
658 warning(_("The %s configuration remote.pushDefault in:\n"
659 "\t%s:%d\n"
660 "now names the non-existent remote '%s'"),
661 config_scope_name(push_default.scope),
662 push_default.origin.buf, push_default.linenr,
663 old_name);
664 }
665 }
666
667
668 static int mv(int argc, const char **argv)
669 {
670 struct option options[] = {
671 OPT_END()
672 };
673 struct remote *oldremote, *newremote;
674 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT, buf3 = STRBUF_INIT,
675 old_remote_context = STRBUF_INIT;
676 struct string_list remote_branches = STRING_LIST_INIT_DUP;
677 struct rename_info rename;
678 int i, refspec_updated = 0;
679
680 if (argc != 3)
681 usage_with_options(builtin_remote_rename_usage, options);
682
683 rename.old_name = argv[1];
684 rename.new_name = argv[2];
685 rename.remote_branches = &remote_branches;
686
687 oldremote = remote_get(rename.old_name);
688 if (!remote_is_configured(oldremote, 1))
689 die(_("No such remote: '%s'"), rename.old_name);
690
691 if (!strcmp(rename.old_name, rename.new_name) && oldremote->origin != REMOTE_CONFIG)
692 return migrate_file(oldremote);
693
694 newremote = remote_get(rename.new_name);
695 if (remote_is_configured(newremote, 1))
696 die(_("remote %s already exists."), rename.new_name);
697
698 strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new_name);
699 if (!valid_fetch_refspec(buf.buf))
700 die(_("'%s' is not a valid remote name"), rename.new_name);
701
702 strbuf_reset(&buf);
703 strbuf_addf(&buf, "remote.%s", rename.old_name);
704 strbuf_addf(&buf2, "remote.%s", rename.new_name);
705 if (git_config_rename_section(buf.buf, buf2.buf) < 1)
706 return error(_("Could not rename config section '%s' to '%s'"),
707 buf.buf, buf2.buf);
708
709 strbuf_reset(&buf);
710 strbuf_addf(&buf, "remote.%s.fetch", rename.new_name);
711 git_config_set_multivar(buf.buf, NULL, NULL, 1);
712 strbuf_addf(&old_remote_context, ":refs/remotes/%s/", rename.old_name);
713 for (i = 0; i < oldremote->fetch.raw_nr; i++) {
714 char *ptr;
715
716 strbuf_reset(&buf2);
717 strbuf_addstr(&buf2, oldremote->fetch.raw[i]);
718 ptr = strstr(buf2.buf, old_remote_context.buf);
719 if (ptr) {
720 refspec_updated = 1;
721 strbuf_splice(&buf2,
722 ptr-buf2.buf + strlen(":refs/remotes/"),
723 strlen(rename.old_name), rename.new_name,
724 strlen(rename.new_name));
725 } else
726 warning(_("Not updating non-default fetch refspec\n"
727 "\t%s\n"
728 "\tPlease update the configuration manually if necessary."),
729 buf2.buf);
730
731 git_config_set_multivar(buf.buf, buf2.buf, "^$", 0);
732 }
733
734 read_branches();
735 for (i = 0; i < branch_list.nr; i++) {
736 struct string_list_item *item = branch_list.items + i;
737 struct branch_info *info = item->util;
738 if (info->remote_name && !strcmp(info->remote_name, rename.old_name)) {
739 strbuf_reset(&buf);
740 strbuf_addf(&buf, "branch.%s.remote", item->string);
741 git_config_set(buf.buf, rename.new_name);
742 }
743 if (info->push_remote_name && !strcmp(info->push_remote_name, rename.old_name)) {
744 strbuf_reset(&buf);
745 strbuf_addf(&buf, "branch.%s.pushremote", item->string);
746 git_config_set(buf.buf, rename.new_name);
747 }
748 }
749
750 if (!refspec_updated)
751 return 0;
752
753 /*
754 * First remove symrefs, then rename the rest, finally create
755 * the new symrefs.
756 */
757 for_each_ref(read_remote_branches, &rename);
758 for (i = 0; i < remote_branches.nr; i++) {
759 struct string_list_item *item = remote_branches.items + i;
760 int flag = 0;
761
762 read_ref_full(item->string, RESOLVE_REF_READING, NULL, &flag);
763 if (!(flag & REF_ISSYMREF))
764 continue;
765 if (delete_ref(NULL, item->string, NULL, REF_NO_DEREF))
766 die(_("deleting '%s' failed"), item->string);
767 }
768 for (i = 0; i < remote_branches.nr; i++) {
769 struct string_list_item *item = remote_branches.items + i;
770
771 if (item->util)
772 continue;
773 strbuf_reset(&buf);
774 strbuf_addstr(&buf, item->string);
775 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old_name),
776 rename.new_name, strlen(rename.new_name));
777 strbuf_reset(&buf2);
778 strbuf_addf(&buf2, "remote: renamed %s to %s",
779 item->string, buf.buf);
780 if (rename_ref(item->string, buf.buf, buf2.buf))
781 die(_("renaming '%s' failed"), item->string);
782 }
783 for (i = 0; i < remote_branches.nr; i++) {
784 struct string_list_item *item = remote_branches.items + i;
785
786 if (!item->util)
787 continue;
788 strbuf_reset(&buf);
789 strbuf_addstr(&buf, item->string);
790 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old_name),
791 rename.new_name, strlen(rename.new_name));
792 strbuf_reset(&buf2);
793 strbuf_addstr(&buf2, item->util);
794 strbuf_splice(&buf2, strlen("refs/remotes/"), strlen(rename.old_name),
795 rename.new_name, strlen(rename.new_name));
796 strbuf_reset(&buf3);
797 strbuf_addf(&buf3, "remote: renamed %s to %s",
798 item->string, buf.buf);
799 if (create_symref(buf.buf, buf2.buf, buf3.buf))
800 die(_("creating '%s' failed"), buf.buf);
801 }
802 string_list_clear(&remote_branches, 1);
803
804 handle_push_default(rename.old_name, rename.new_name);
805
806 return 0;
807 }
808
809 static int rm(int argc, const char **argv)
810 {
811 struct option options[] = {
812 OPT_END()
813 };
814 struct remote *remote;
815 struct strbuf buf = STRBUF_INIT;
816 struct known_remotes known_remotes = { NULL, NULL };
817 struct string_list branches = STRING_LIST_INIT_DUP;
818 struct string_list skipped = STRING_LIST_INIT_DUP;
819 struct branches_for_remote cb_data;
820 int i, result;
821
822 memset(&cb_data, 0, sizeof(cb_data));
823 cb_data.branches = &branches;
824 cb_data.skipped = &skipped;
825 cb_data.keep = &known_remotes;
826
827 if (argc != 2)
828 usage_with_options(builtin_remote_rm_usage, options);
829
830 remote = remote_get(argv[1]);
831 if (!remote_is_configured(remote, 1))
832 die(_("No such remote: '%s'"), argv[1]);
833
834 known_remotes.to_delete = remote;
835 for_each_remote(add_known_remote, &known_remotes);
836
837 read_branches();
838 for (i = 0; i < branch_list.nr; i++) {
839 struct string_list_item *item = branch_list.items + i;
840 struct branch_info *info = item->util;
841 if (info->remote_name && !strcmp(info->remote_name, remote->name)) {
842 const char *keys[] = { "remote", "merge", NULL }, **k;
843 for (k = keys; *k; k++) {
844 strbuf_reset(&buf);
845 strbuf_addf(&buf, "branch.%s.%s",
846 item->string, *k);
847 result = git_config_set_gently(buf.buf, NULL);
848 if (result && result != CONFIG_NOTHING_SET)
849 die(_("could not unset '%s'"), buf.buf);
850 }
851 }
852 if (info->push_remote_name && !strcmp(info->push_remote_name, remote->name)) {
853 strbuf_reset(&buf);
854 strbuf_addf(&buf, "branch.%s.pushremote", item->string);
855 result = git_config_set_gently(buf.buf, NULL);
856 if (result && result != CONFIG_NOTHING_SET)
857 die(_("could not unset '%s'"), buf.buf);
858 }
859 }
860
861 /*
862 * We cannot just pass a function to for_each_ref() which deletes
863 * the branches one by one, since for_each_ref() relies on cached
864 * refs, which are invalidated when deleting a branch.
865 */
866 cb_data.remote = remote;
867 result = for_each_ref(add_branch_for_removal, &cb_data);
868 strbuf_release(&buf);
869
870 if (!result)
871 result = delete_refs("remote: remove", &branches, REF_NO_DEREF);
872 string_list_clear(&branches, 0);
873
874 if (skipped.nr) {
875 fprintf_ln(stderr,
876 Q_("Note: A branch outside the refs/remotes/ hierarchy was not removed;\n"
877 "to delete it, use:",
878 "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n"
879 "to delete them, use:",
880 skipped.nr));
881 for (i = 0; i < skipped.nr; i++)
882 fprintf(stderr, " git branch -d %s\n",
883 skipped.items[i].string);
884 }
885 string_list_clear(&skipped, 0);
886
887 if (!result) {
888 strbuf_addf(&buf, "remote.%s", remote->name);
889 if (git_config_rename_section(buf.buf, NULL) < 1)
890 return error(_("Could not remove config section '%s'"), buf.buf);
891
892 handle_push_default(remote->name, NULL);
893 }
894
895 return result;
896 }
897
898 static void clear_push_info(void *util, const char *string)
899 {
900 struct push_info *info = util;
901 free(info->dest);
902 free(info);
903 }
904
905 static void free_remote_ref_states(struct ref_states *states)
906 {
907 string_list_clear(&states->new_refs, 0);
908 string_list_clear(&states->stale, 1);
909 string_list_clear(&states->tracked, 0);
910 string_list_clear(&states->heads, 0);
911 string_list_clear_func(&states->push, clear_push_info);
912 }
913
914 static int append_ref_to_tracked_list(const char *refname,
915 const struct object_id *oid, int flags, void *cb_data)
916 {
917 struct ref_states *states = cb_data;
918 struct refspec_item refspec;
919
920 if (flags & REF_ISSYMREF)
921 return 0;
922
923 memset(&refspec, 0, sizeof(refspec));
924 refspec.dst = (char *)refname;
925 if (!remote_find_tracking(states->remote, &refspec))
926 string_list_append(&states->tracked, abbrev_branch(refspec.src));
927
928 return 0;
929 }
930
931 static int get_remote_ref_states(const char *name,
932 struct ref_states *states,
933 int query)
934 {
935 struct transport *transport;
936 const struct ref *remote_refs;
937
938 states->remote = remote_get(name);
939 if (!states->remote)
940 return error(_("No such remote: '%s'"), name);
941
942 read_branches();
943
944 if (query) {
945 transport = transport_get(states->remote, states->remote->url_nr > 0 ?
946 states->remote->url[0] : NULL);
947 remote_refs = transport_get_remote_refs(transport, NULL);
948 transport_disconnect(transport);
949
950 states->queried = 1;
951 if (query & GET_REF_STATES)
952 get_ref_states(remote_refs, states);
953 if (query & GET_HEAD_NAMES)
954 get_head_names(remote_refs, states);
955 if (query & GET_PUSH_REF_STATES)
956 get_push_ref_states(remote_refs, states);
957 } else {
958 for_each_ref(append_ref_to_tracked_list, states);
959 string_list_sort(&states->tracked);
960 get_push_ref_states_noquery(states);
961 }
962
963 return 0;
964 }
965
966 struct show_info {
967 struct string_list *list;
968 struct ref_states *states;
969 int width, width2;
970 int any_rebase;
971 };
972
973 static int add_remote_to_show_info(struct string_list_item *item, void *cb_data)
974 {
975 struct show_info *info = cb_data;
976 int n = strlen(item->string);
977 if (n > info->width)
978 info->width = n;
979 string_list_insert(info->list, item->string);
980 return 0;
981 }
982
983 static int show_remote_info_item(struct string_list_item *item, void *cb_data)
984 {
985 struct show_info *info = cb_data;
986 struct ref_states *states = info->states;
987 const char *name = item->string;
988
989 if (states->queried) {
990 const char *fmt = "%s";
991 const char *arg = "";
992 if (string_list_has_string(&states->new_refs, name)) {
993 fmt = _(" new (next fetch will store in remotes/%s)");
994 arg = states->remote->name;
995 } else if (string_list_has_string(&states->tracked, name))
996 arg = _(" tracked");
997 else if (string_list_has_string(&states->stale, name))
998 arg = _(" stale (use 'git remote prune' to remove)");
999 else
1000 arg = _(" ???");
1001 printf(" %-*s", info->width, name);
1002 printf(fmt, arg);
1003 printf("\n");
1004 } else
1005 printf(" %s\n", name);
1006
1007 return 0;
1008 }
1009
1010 static int add_local_to_show_info(struct string_list_item *branch_item, void *cb_data)
1011 {
1012 struct show_info *show_info = cb_data;
1013 struct ref_states *states = show_info->states;
1014 struct branch_info *branch_info = branch_item->util;
1015 struct string_list_item *item;
1016 int n;
1017
1018 if (!branch_info->merge.nr || !branch_info->remote_name ||
1019 strcmp(states->remote->name, branch_info->remote_name))
1020 return 0;
1021 if ((n = strlen(branch_item->string)) > show_info->width)
1022 show_info->width = n;
1023 if (branch_info->rebase >= REBASE_TRUE)
1024 show_info->any_rebase = 1;
1025
1026 item = string_list_insert(show_info->list, branch_item->string);
1027 item->util = branch_info;
1028
1029 return 0;
1030 }
1031
1032 static int show_local_info_item(struct string_list_item *item, void *cb_data)
1033 {
1034 struct show_info *show_info = cb_data;
1035 struct branch_info *branch_info = item->util;
1036 struct string_list *merge = &branch_info->merge;
1037 int width = show_info->width + 4;
1038 int i;
1039
1040 if (branch_info->rebase >= REBASE_TRUE && branch_info->merge.nr > 1) {
1041 error(_("invalid branch.%s.merge; cannot rebase onto > 1 branch"),
1042 item->string);
1043 return 0;
1044 }
1045
1046 printf(" %-*s ", show_info->width, item->string);
1047 if (branch_info->rebase >= REBASE_TRUE) {
1048 const char *msg;
1049 if (branch_info->rebase == REBASE_INTERACTIVE)
1050 msg = _("rebases interactively onto remote %s");
1051 else if (branch_info->rebase == REBASE_MERGES)
1052 msg = _("rebases interactively (with merges) onto "
1053 "remote %s");
1054 else
1055 msg = _("rebases onto remote %s");
1056 printf_ln(msg, merge->items[0].string);
1057 return 0;
1058 } else if (show_info->any_rebase) {
1059 printf_ln(_(" merges with remote %s"), merge->items[0].string);
1060 width++;
1061 } else {
1062 printf_ln(_("merges with remote %s"), merge->items[0].string);
1063 }
1064 for (i = 1; i < merge->nr; i++)
1065 printf(_("%-*s and with remote %s\n"), width, "",
1066 merge->items[i].string);
1067
1068 return 0;
1069 }
1070
1071 static int add_push_to_show_info(struct string_list_item *push_item, void *cb_data)
1072 {
1073 struct show_info *show_info = cb_data;
1074 struct push_info *push_info = push_item->util;
1075 struct string_list_item *item;
1076 int n;
1077 if ((n = strlen(push_item->string)) > show_info->width)
1078 show_info->width = n;
1079 if ((n = strlen(push_info->dest)) > show_info->width2)
1080 show_info->width2 = n;
1081 item = string_list_append(show_info->list, push_item->string);
1082 item->util = push_item->util;
1083 return 0;
1084 }
1085
1086 /*
1087 * Sorting comparison for a string list that has push_info
1088 * structs in its util field
1089 */
1090 static int cmp_string_with_push(const void *va, const void *vb)
1091 {
1092 const struct string_list_item *a = va;
1093 const struct string_list_item *b = vb;
1094 const struct push_info *a_push = a->util;
1095 const struct push_info *b_push = b->util;
1096 int cmp = strcmp(a->string, b->string);
1097 return cmp ? cmp : strcmp(a_push->dest, b_push->dest);
1098 }
1099
1100 static int show_push_info_item(struct string_list_item *item, void *cb_data)
1101 {
1102 struct show_info *show_info = cb_data;
1103 struct push_info *push_info = item->util;
1104 const char *src = item->string, *status = NULL;
1105
1106 switch (push_info->status) {
1107 case PUSH_STATUS_CREATE:
1108 status = _("create");
1109 break;
1110 case PUSH_STATUS_DELETE:
1111 status = _("delete");
1112 src = _("(none)");
1113 break;
1114 case PUSH_STATUS_UPTODATE:
1115 status = _("up to date");
1116 break;
1117 case PUSH_STATUS_FASTFORWARD:
1118 status = _("fast-forwardable");
1119 break;
1120 case PUSH_STATUS_OUTOFDATE:
1121 status = _("local out of date");
1122 break;
1123 case PUSH_STATUS_NOTQUERIED:
1124 break;
1125 }
1126 if (status) {
1127 if (push_info->forced)
1128 printf_ln(_(" %-*s forces to %-*s (%s)"), show_info->width, src,
1129 show_info->width2, push_info->dest, status);
1130 else
1131 printf_ln(_(" %-*s pushes to %-*s (%s)"), show_info->width, src,
1132 show_info->width2, push_info->dest, status);
1133 } else {
1134 if (push_info->forced)
1135 printf_ln(_(" %-*s forces to %s"), show_info->width, src,
1136 push_info->dest);
1137 else
1138 printf_ln(_(" %-*s pushes to %s"), show_info->width, src,
1139 push_info->dest);
1140 }
1141 return 0;
1142 }
1143
1144 static int get_one_entry(struct remote *remote, void *priv)
1145 {
1146 struct string_list *list = priv;
1147 struct strbuf url_buf = STRBUF_INIT;
1148 const char **url;
1149 int i, url_nr;
1150
1151 if (remote->url_nr > 0) {
1152 strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]);
1153 string_list_append(list, remote->name)->util =
1154 strbuf_detach(&url_buf, NULL);
1155 } else
1156 string_list_append(list, remote->name)->util = NULL;
1157 if (remote->pushurl_nr) {
1158 url = remote->pushurl;
1159 url_nr = remote->pushurl_nr;
1160 } else {
1161 url = remote->url;
1162 url_nr = remote->url_nr;
1163 }
1164 for (i = 0; i < url_nr; i++)
1165 {
1166 strbuf_addf(&url_buf, "%s (push)", url[i]);
1167 string_list_append(list, remote->name)->util =
1168 strbuf_detach(&url_buf, NULL);
1169 }
1170
1171 return 0;
1172 }
1173
1174 static int show_all(void)
1175 {
1176 struct string_list list = STRING_LIST_INIT_NODUP;
1177 int result;
1178
1179 list.strdup_strings = 1;
1180 result = for_each_remote(get_one_entry, &list);
1181
1182 if (!result) {
1183 int i;
1184
1185 string_list_sort(&list);
1186 for (i = 0; i < list.nr; i++) {
1187 struct string_list_item *item = list.items + i;
1188 if (verbose)
1189 printf("%s\t%s\n", item->string,
1190 item->util ? (const char *)item->util : "");
1191 else {
1192 if (i && !strcmp((item - 1)->string, item->string))
1193 continue;
1194 printf("%s\n", item->string);
1195 }
1196 }
1197 }
1198 string_list_clear(&list, 1);
1199 return result;
1200 }
1201
1202 static int show(int argc, const char **argv)
1203 {
1204 int no_query = 0, result = 0, query_flag = 0;
1205 struct option options[] = {
1206 OPT_BOOL('n', NULL, &no_query, N_("do not query remotes")),
1207 OPT_END()
1208 };
1209 struct ref_states states;
1210 struct string_list info_list = STRING_LIST_INIT_NODUP;
1211 struct show_info info;
1212
1213 argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage,
1214 0);
1215
1216 if (argc < 1)
1217 return show_all();
1218
1219 if (!no_query)
1220 query_flag = (GET_REF_STATES | GET_HEAD_NAMES | GET_PUSH_REF_STATES);
1221
1222 memset(&states, 0, sizeof(states));
1223 memset(&info, 0, sizeof(info));
1224 info.states = &states;
1225 info.list = &info_list;
1226 for (; argc; argc--, argv++) {
1227 int i;
1228 const char **url;
1229 int url_nr;
1230
1231 get_remote_ref_states(*argv, &states, query_flag);
1232
1233 printf_ln(_("* remote %s"), *argv);
1234 printf_ln(_(" Fetch URL: %s"), states.remote->url_nr > 0 ?
1235 states.remote->url[0] : _("(no URL)"));
1236 if (states.remote->pushurl_nr) {
1237 url = states.remote->pushurl;
1238 url_nr = states.remote->pushurl_nr;
1239 } else {
1240 url = states.remote->url;
1241 url_nr = states.remote->url_nr;
1242 }
1243 for (i = 0; i < url_nr; i++)
1244 /*
1245 * TRANSLATORS: the colon ':' should align
1246 * with the one in " Fetch URL: %s"
1247 * translation.
1248 */
1249 printf_ln(_(" Push URL: %s"), url[i]);
1250 if (!i)
1251 printf_ln(_(" Push URL: %s"), _("(no URL)"));
1252 if (no_query)
1253 printf_ln(_(" HEAD branch: %s"), _("(not queried)"));
1254 else if (!states.heads.nr)
1255 printf_ln(_(" HEAD branch: %s"), _("(unknown)"));
1256 else if (states.heads.nr == 1)
1257 printf_ln(_(" HEAD branch: %s"), states.heads.items[0].string);
1258 else {
1259 printf(_(" HEAD branch (remote HEAD is ambiguous,"
1260 " may be one of the following):\n"));
1261 for (i = 0; i < states.heads.nr; i++)
1262 printf(" %s\n", states.heads.items[i].string);
1263 }
1264
1265 /* remote branch info */
1266 info.width = 0;
1267 for_each_string_list(&states.new_refs, add_remote_to_show_info, &info);
1268 for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
1269 for_each_string_list(&states.stale, add_remote_to_show_info, &info);
1270 if (info.list->nr)
1271 printf_ln(Q_(" Remote branch:%s",
1272 " Remote branches:%s",
1273 info.list->nr),
1274 no_query ? _(" (status not queried)") : "");
1275 for_each_string_list(info.list, show_remote_info_item, &info);
1276 string_list_clear(info.list, 0);
1277
1278 /* git pull info */
1279 info.width = 0;
1280 info.any_rebase = 0;
1281 for_each_string_list(&branch_list, add_local_to_show_info, &info);
1282 if (info.list->nr)
1283 printf_ln(Q_(" Local branch configured for 'git pull':",
1284 " Local branches configured for 'git pull':",
1285 info.list->nr));
1286 for_each_string_list(info.list, show_local_info_item, &info);
1287 string_list_clear(info.list, 0);
1288
1289 /* git push info */
1290 if (states.remote->mirror)
1291 printf_ln(_(" Local refs will be mirrored by 'git push'"));
1292
1293 info.width = info.width2 = 0;
1294 for_each_string_list(&states.push, add_push_to_show_info, &info);
1295 QSORT(info.list->items, info.list->nr, cmp_string_with_push);
1296 if (info.list->nr)
1297 printf_ln(Q_(" Local ref configured for 'git push'%s:",
1298 " Local refs configured for 'git push'%s:",
1299 info.list->nr),
1300 no_query ? _(" (status not queried)") : "");
1301 for_each_string_list(info.list, show_push_info_item, &info);
1302 string_list_clear(info.list, 0);
1303
1304 free_remote_ref_states(&states);
1305 }
1306
1307 return result;
1308 }
1309
1310 static int set_head(int argc, const char **argv)
1311 {
1312 int i, opt_a = 0, opt_d = 0, result = 0;
1313 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
1314 char *head_name = NULL;
1315
1316 struct option options[] = {
1317 OPT_BOOL('a', "auto", &opt_a,
1318 N_("set refs/remotes/<name>/HEAD according to remote")),
1319 OPT_BOOL('d', "delete", &opt_d,
1320 N_("delete refs/remotes/<name>/HEAD")),
1321 OPT_END()
1322 };
1323 argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage,
1324 0);
1325 if (argc)
1326 strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]);
1327
1328 if (!opt_a && !opt_d && argc == 2) {
1329 head_name = xstrdup(argv[1]);
1330 } else if (opt_a && !opt_d && argc == 1) {
1331 struct ref_states states;
1332 memset(&states, 0, sizeof(states));
1333 get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES);
1334 if (!states.heads.nr)
1335 result |= error(_("Cannot determine remote HEAD"));
1336 else if (states.heads.nr > 1) {
1337 result |= error(_("Multiple remote HEAD branches. "
1338 "Please choose one explicitly with:"));
1339 for (i = 0; i < states.heads.nr; i++)
1340 fprintf(stderr, " git remote set-head %s %s\n",
1341 argv[0], states.heads.items[i].string);
1342 } else
1343 head_name = xstrdup(states.heads.items[0].string);
1344 free_remote_ref_states(&states);
1345 } else if (opt_d && !opt_a && argc == 1) {
1346 if (delete_ref(NULL, buf.buf, NULL, REF_NO_DEREF))
1347 result |= error(_("Could not delete %s"), buf.buf);
1348 } else
1349 usage_with_options(builtin_remote_sethead_usage, options);
1350
1351 if (head_name) {
1352 strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name);
1353 /* make sure it's valid */
1354 if (!ref_exists(buf2.buf))
1355 result |= error(_("Not a valid ref: %s"), buf2.buf);
1356 else if (create_symref(buf.buf, buf2.buf, "remote set-head"))
1357 result |= error(_("Could not setup %s"), buf.buf);
1358 if (opt_a)
1359 printf("%s/HEAD set to %s\n", argv[0], head_name);
1360 free(head_name);
1361 }
1362
1363 strbuf_release(&buf);
1364 strbuf_release(&buf2);
1365 return result;
1366 }
1367
1368 static int prune_remote(const char *remote, int dry_run)
1369 {
1370 int result = 0;
1371 struct ref_states states;
1372 struct string_list refs_to_prune = STRING_LIST_INIT_NODUP;
1373 struct string_list_item *item;
1374 const char *dangling_msg = dry_run
1375 ? _(" %s will become dangling!")
1376 : _(" %s has become dangling!");
1377
1378 memset(&states, 0, sizeof(states));
1379 get_remote_ref_states(remote, &states, GET_REF_STATES);
1380
1381 if (!states.stale.nr) {
1382 free_remote_ref_states(&states);
1383 return 0;
1384 }
1385
1386 printf_ln(_("Pruning %s"), remote);
1387 printf_ln(_("URL: %s"),
1388 states.remote->url_nr
1389 ? states.remote->url[0]
1390 : _("(no URL)"));
1391
1392 for_each_string_list_item(item, &states.stale)
1393 string_list_append(&refs_to_prune, item->util);
1394 string_list_sort(&refs_to_prune);
1395
1396 if (!dry_run)
1397 result |= delete_refs("remote: prune", &refs_to_prune, 0);
1398
1399 for_each_string_list_item(item, &states.stale) {
1400 const char *refname = item->util;
1401
1402 if (dry_run)
1403 printf_ln(_(" * [would prune] %s"),
1404 abbrev_ref(refname, "refs/remotes/"));
1405 else
1406 printf_ln(_(" * [pruned] %s"),
1407 abbrev_ref(refname, "refs/remotes/"));
1408 }
1409
1410 warn_dangling_symrefs(stdout, dangling_msg, &refs_to_prune);
1411
1412 string_list_clear(&refs_to_prune, 0);
1413 free_remote_ref_states(&states);
1414 return result;
1415 }
1416
1417 static int prune(int argc, const char **argv)
1418 {
1419 int dry_run = 0, result = 0;
1420 struct option options[] = {
1421 OPT__DRY_RUN(&dry_run, N_("dry run")),
1422 OPT_END()
1423 };
1424
1425 argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage,
1426 0);
1427
1428 if (argc < 1)
1429 usage_with_options(builtin_remote_prune_usage, options);
1430
1431 for (; argc; argc--, argv++)
1432 result |= prune_remote(*argv, dry_run);
1433
1434 return result;
1435 }
1436
1437 static int get_remote_default(const char *key, const char *value, void *priv)
1438 {
1439 if (strcmp(key, "remotes.default") == 0) {
1440 int *found = priv;
1441 *found = 1;
1442 }
1443 return 0;
1444 }
1445
1446 static int update(int argc, const char **argv)
1447 {
1448 int i, prune = -1;
1449 struct option options[] = {
1450 OPT_BOOL('p', "prune", &prune,
1451 N_("prune remotes after fetching")),
1452 OPT_END()
1453 };
1454 struct argv_array fetch_argv = ARGV_ARRAY_INIT;
1455 int default_defined = 0;
1456 int retval;
1457
1458 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1459 PARSE_OPT_KEEP_ARGV0);
1460
1461 argv_array_push(&fetch_argv, "fetch");
1462
1463 if (prune != -1)
1464 argv_array_push(&fetch_argv, prune ? "--prune" : "--no-prune");
1465 if (verbose)
1466 argv_array_push(&fetch_argv, "-v");
1467 argv_array_push(&fetch_argv, "--multiple");
1468 if (argc < 2)
1469 argv_array_push(&fetch_argv, "default");
1470 for (i = 1; i < argc; i++)
1471 argv_array_push(&fetch_argv, argv[i]);
1472
1473 if (strcmp(fetch_argv.argv[fetch_argv.argc-1], "default") == 0) {
1474 git_config(get_remote_default, &default_defined);
1475 if (!default_defined) {
1476 argv_array_pop(&fetch_argv);
1477 argv_array_push(&fetch_argv, "--all");
1478 }
1479 }
1480
1481 retval = run_command_v_opt(fetch_argv.argv, RUN_GIT_CMD);
1482 argv_array_clear(&fetch_argv);
1483 return retval;
1484 }
1485
1486 static int remove_all_fetch_refspecs(const char *key)
1487 {
1488 return git_config_set_multivar_gently(key, NULL, NULL, 1);
1489 }
1490
1491 static void add_branches(struct remote *remote, const char **branches,
1492 const char *key)
1493 {
1494 const char *remotename = remote->name;
1495 int mirror = remote->mirror;
1496 struct strbuf refspec = STRBUF_INIT;
1497
1498 for (; *branches; branches++)
1499 add_branch(key, *branches, remotename, mirror, &refspec);
1500
1501 strbuf_release(&refspec);
1502 }
1503
1504 static int set_remote_branches(const char *remotename, const char **branches,
1505 int add_mode)
1506 {
1507 struct strbuf key = STRBUF_INIT;
1508 struct remote *remote;
1509
1510 strbuf_addf(&key, "remote.%s.fetch", remotename);
1511
1512 remote = remote_get(remotename);
1513 if (!remote_is_configured(remote, 1))
1514 die(_("No such remote '%s'"), remotename);
1515
1516 if (!add_mode && remove_all_fetch_refspecs(key.buf)) {
1517 strbuf_release(&key);
1518 return 1;
1519 }
1520 add_branches(remote, branches, key.buf);
1521
1522 strbuf_release(&key);
1523 return 0;
1524 }
1525
1526 static int set_branches(int argc, const char **argv)
1527 {
1528 int add_mode = 0;
1529 struct option options[] = {
1530 OPT_BOOL('\0', "add", &add_mode, N_("add branch")),
1531 OPT_END()
1532 };
1533
1534 argc = parse_options(argc, argv, NULL, options,
1535 builtin_remote_setbranches_usage, 0);
1536 if (argc == 0) {
1537 error(_("no remote specified"));
1538 usage_with_options(builtin_remote_setbranches_usage, options);
1539 }
1540 argv[argc] = NULL;
1541
1542 return set_remote_branches(argv[0], argv + 1, add_mode);
1543 }
1544
1545 static int get_url(int argc, const char **argv)
1546 {
1547 int i, push_mode = 0, all_mode = 0;
1548 const char *remotename = NULL;
1549 struct remote *remote;
1550 const char **url;
1551 int url_nr;
1552 struct option options[] = {
1553 OPT_BOOL('\0', "push", &push_mode,
1554 N_("query push URLs rather than fetch URLs")),
1555 OPT_BOOL('\0', "all", &all_mode,
1556 N_("return all URLs")),
1557 OPT_END()
1558 };
1559 argc = parse_options(argc, argv, NULL, options, builtin_remote_geturl_usage, 0);
1560
1561 if (argc != 1)
1562 usage_with_options(builtin_remote_geturl_usage, options);
1563
1564 remotename = argv[0];
1565
1566 remote = remote_get(remotename);
1567 if (!remote_is_configured(remote, 1))
1568 die(_("No such remote '%s'"), remotename);
1569
1570 url_nr = 0;
1571 if (push_mode) {
1572 url = remote->pushurl;
1573 url_nr = remote->pushurl_nr;
1574 }
1575 /* else fetch mode */
1576
1577 /* Use the fetch URL when no push URLs were found or requested. */
1578 if (!url_nr) {
1579 url = remote->url;
1580 url_nr = remote->url_nr;
1581 }
1582
1583 if (!url_nr)
1584 die(_("no URLs configured for remote '%s'"), remotename);
1585
1586 if (all_mode) {
1587 for (i = 0; i < url_nr; i++)
1588 printf_ln("%s", url[i]);
1589 } else {
1590 printf_ln("%s", *url);
1591 }
1592
1593 return 0;
1594 }
1595
1596 static int set_url(int argc, const char **argv)
1597 {
1598 int i, push_mode = 0, add_mode = 0, delete_mode = 0;
1599 int matches = 0, negative_matches = 0;
1600 const char *remotename = NULL;
1601 const char *newurl = NULL;
1602 const char *oldurl = NULL;
1603 struct remote *remote;
1604 regex_t old_regex;
1605 const char **urlset;
1606 int urlset_nr;
1607 struct strbuf name_buf = STRBUF_INIT;
1608 struct option options[] = {
1609 OPT_BOOL('\0', "push", &push_mode,
1610 N_("manipulate push URLs")),
1611 OPT_BOOL('\0', "add", &add_mode,
1612 N_("add URL")),
1613 OPT_BOOL('\0', "delete", &delete_mode,
1614 N_("delete URLs")),
1615 OPT_END()
1616 };
1617 argc = parse_options(argc, argv, NULL, options, builtin_remote_seturl_usage,
1618 PARSE_OPT_KEEP_ARGV0);
1619
1620 if (add_mode && delete_mode)
1621 die(_("--add --delete doesn't make sense"));
1622
1623 if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3))
1624 usage_with_options(builtin_remote_seturl_usage, options);
1625
1626 remotename = argv[1];
1627 newurl = argv[2];
1628 if (argc > 3)
1629 oldurl = argv[3];
1630
1631 if (delete_mode)
1632 oldurl = newurl;
1633
1634 remote = remote_get(remotename);
1635 if (!remote_is_configured(remote, 1))
1636 die(_("No such remote '%s'"), remotename);
1637
1638 if (push_mode) {
1639 strbuf_addf(&name_buf, "remote.%s.pushurl", remotename);
1640 urlset = remote->pushurl;
1641 urlset_nr = remote->pushurl_nr;
1642 } else {
1643 strbuf_addf(&name_buf, "remote.%s.url", remotename);
1644 urlset = remote->url;
1645 urlset_nr = remote->url_nr;
1646 }
1647
1648 /* Special cases that add new entry. */
1649 if ((!oldurl && !delete_mode) || add_mode) {
1650 if (add_mode)
1651 git_config_set_multivar(name_buf.buf, newurl,
1652 "^$", 0);
1653 else
1654 git_config_set(name_buf.buf, newurl);
1655 goto out;
1656 }
1657
1658 /* Old URL specified. Demand that one matches. */
1659 if (regcomp(&old_regex, oldurl, REG_EXTENDED))
1660 die(_("Invalid old URL pattern: %s"), oldurl);
1661
1662 for (i = 0; i < urlset_nr; i++)
1663 if (!regexec(&old_regex, urlset[i], 0, NULL, 0))
1664 matches++;
1665 else
1666 negative_matches++;
1667 if (!delete_mode && !matches)
1668 die(_("No such URL found: %s"), oldurl);
1669 if (delete_mode && !negative_matches && !push_mode)
1670 die(_("Will not delete all non-push URLs"));
1671
1672 regfree(&old_regex);
1673
1674 if (!delete_mode)
1675 git_config_set_multivar(name_buf.buf, newurl, oldurl, 0);
1676 else
1677 git_config_set_multivar(name_buf.buf, NULL, oldurl, 1);
1678 out:
1679 strbuf_release(&name_buf);
1680 return 0;
1681 }
1682
1683 int cmd_remote(int argc, const char **argv, const char *prefix)
1684 {
1685 struct option options[] = {
1686 OPT__VERBOSE(&verbose, N_("be verbose; must be placed before a subcommand")),
1687 OPT_END()
1688 };
1689 int result;
1690
1691 argc = parse_options(argc, argv, prefix, options, builtin_remote_usage,
1692 PARSE_OPT_STOP_AT_NON_OPTION);
1693
1694 if (argc < 1)
1695 result = show_all();
1696 else if (!strcmp(argv[0], "add"))
1697 result = add(argc, argv);
1698 else if (!strcmp(argv[0], "rename"))
1699 result = mv(argc, argv);
1700 else if (!strcmp(argv[0], "rm") || !strcmp(argv[0], "remove"))
1701 result = rm(argc, argv);
1702 else if (!strcmp(argv[0], "set-head"))
1703 result = set_head(argc, argv);
1704 else if (!strcmp(argv[0], "set-branches"))
1705 result = set_branches(argc, argv);
1706 else if (!strcmp(argv[0], "get-url"))
1707 result = get_url(argc, argv);
1708 else if (!strcmp(argv[0], "set-url"))
1709 result = set_url(argc, argv);
1710 else if (!strcmp(argv[0], "show"))
1711 result = show(argc, argv);
1712 else if (!strcmp(argv[0], "prune"))
1713 result = prune(argc, argv);
1714 else if (!strcmp(argv[0], "update"))
1715 result = update(argc, argv);
1716 else {
1717 error(_("Unknown subcommand: %s"), argv[0]);
1718 usage_with_options(builtin_remote_usage, options);
1719 }
1720
1721 return result ? 1 : 0;
1722 }
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