Merge branch 'fc/remote-seturl-usage-fix'
[git/git.git] / builtin / remote.c
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
10 static const char * const builtin_remote_usage[] = {
11 "git remote [-v | --verbose]",
12 "git remote add [-t <branch>] [-m <master>] [-f] [--mirror=<fetch|push>] <name> <url>",
13 "git remote rename <old> <new>",
14 "git remote rm <name>",
15 "git remote set-head <name> (-a | -d | <branch>)",
16 "git remote [-v | --verbose] show [-n] <name>",
17 "git remote prune [-n | --dry-run] <name>",
18 "git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]",
19 "git remote set-branches <name> [--add] <branch>...",
20 "git remote set-url <name> <newurl> [<oldurl>]",
21 "git remote set-url --add <name> <newurl>",
22 "git remote set-url --delete <name> <url>",
23 NULL
24 };
25
26 static const char * const builtin_remote_add_usage[] = {
27 "git remote add [<options>] <name> <url>",
28 NULL
29 };
30
31 static const char * const builtin_remote_rename_usage[] = {
32 "git remote rename <old> <new>",
33 NULL
34 };
35
36 static const char * const builtin_remote_rm_usage[] = {
37 "git remote rm <name>",
38 NULL
39 };
40
41 static const char * const builtin_remote_sethead_usage[] = {
42 "git remote set-head <name> (-a | -d | <branch>])",
43 NULL
44 };
45
46 static const char * const builtin_remote_setbranches_usage[] = {
47 "git remote set-branches <name> <branch>...",
48 "git remote set-branches --add <name> <branch>...",
49 NULL
50 };
51
52 static const char * const builtin_remote_show_usage[] = {
53 "git remote show [<options>] <name>",
54 NULL
55 };
56
57 static const char * const builtin_remote_prune_usage[] = {
58 "git remote prune [<options>] <name>",
59 NULL
60 };
61
62 static const char * const builtin_remote_update_usage[] = {
63 "git remote update [<options>] [<group> | <remote>]...",
64 NULL
65 };
66
67 static const char * const builtin_remote_seturl_usage[] = {
68 "git remote set-url [--push] <name> <newurl> [<oldurl>]",
69 "git remote set-url --add <name> <newurl>",
70 "git remote set-url --delete <name> <url>",
71 NULL
72 };
73
74 #define GET_REF_STATES (1<<0)
75 #define GET_HEAD_NAMES (1<<1)
76 #define GET_PUSH_REF_STATES (1<<2)
77
78 static int verbose;
79
80 static int show_all(void);
81 static int prune_remote(const char *remote, int dry_run);
82
83 static inline int postfixcmp(const char *string, const char *postfix)
84 {
85 int len1 = strlen(string), len2 = strlen(postfix);
86 if (len1 < len2)
87 return 1;
88 return strcmp(string + len1 - len2, postfix);
89 }
90
91 static int fetch_remote(const char *name)
92 {
93 const char *argv[] = { "fetch", name, NULL, NULL };
94 if (verbose) {
95 argv[1] = "-v";
96 argv[2] = name;
97 }
98 printf("Updating %s\n", name);
99 if (run_command_v_opt(argv, RUN_GIT_CMD))
100 return error("Could not fetch %s", name);
101 return 0;
102 }
103
104 enum {
105 TAGS_UNSET = 0,
106 TAGS_DEFAULT = 1,
107 TAGS_SET = 2
108 };
109
110 #define MIRROR_NONE 0
111 #define MIRROR_FETCH 1
112 #define MIRROR_PUSH 2
113 #define MIRROR_BOTH (MIRROR_FETCH|MIRROR_PUSH)
114
115 static int add_branch(const char *key, const char *branchname,
116 const char *remotename, int mirror, struct strbuf *tmp)
117 {
118 strbuf_reset(tmp);
119 strbuf_addch(tmp, '+');
120 if (mirror)
121 strbuf_addf(tmp, "refs/%s:refs/%s",
122 branchname, branchname);
123 else
124 strbuf_addf(tmp, "refs/heads/%s:refs/remotes/%s/%s",
125 branchname, remotename, branchname);
126 return git_config_set_multivar(key, tmp->buf, "^$", 0);
127 }
128
129 static const char mirror_advice[] =
130 "--mirror is dangerous and deprecated; please\n"
131 "\t use --mirror=fetch or --mirror=push instead";
132
133 static int parse_mirror_opt(const struct option *opt, const char *arg, int not)
134 {
135 unsigned *mirror = opt->value;
136 if (not)
137 *mirror = MIRROR_NONE;
138 else if (!arg) {
139 warning("%s", mirror_advice);
140 *mirror = MIRROR_BOTH;
141 }
142 else if (!strcmp(arg, "fetch"))
143 *mirror = MIRROR_FETCH;
144 else if (!strcmp(arg, "push"))
145 *mirror = MIRROR_PUSH;
146 else
147 return error("unknown mirror argument: %s", arg);
148 return 0;
149 }
150
151 static int add(int argc, const char **argv)
152 {
153 int fetch = 0, fetch_tags = TAGS_DEFAULT;
154 unsigned mirror = MIRROR_NONE;
155 struct string_list track = STRING_LIST_INIT_NODUP;
156 const char *master = NULL;
157 struct remote *remote;
158 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
159 const char *name, *url;
160 int i;
161
162 struct option options[] = {
163 OPT_BOOLEAN('f', "fetch", &fetch, "fetch the remote branches"),
164 OPT_SET_INT(0, "tags", &fetch_tags,
165 "import all tags and associated objects when fetching",
166 TAGS_SET),
167 OPT_SET_INT(0, NULL, &fetch_tags,
168 "or do not fetch any tag at all (--no-tags)", TAGS_UNSET),
169 OPT_STRING_LIST('t', "track", &track, "branch",
170 "branch(es) to track"),
171 OPT_STRING('m', "master", &master, "branch", "master branch"),
172 { OPTION_CALLBACK, 0, "mirror", &mirror, "push|fetch",
173 "set up remote as a mirror to push to or fetch from",
174 PARSE_OPT_OPTARG, parse_mirror_opt },
175 OPT_END()
176 };
177
178 argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage,
179 0);
180
181 if (argc < 2)
182 usage_with_options(builtin_remote_add_usage, options);
183
184 if (mirror && master)
185 die("specifying a master branch makes no sense with --mirror");
186 if (mirror && !(mirror & MIRROR_FETCH) && track.nr)
187 die("specifying branches to track makes sense only with fetch mirrors");
188
189 name = argv[0];
190 url = argv[1];
191
192 remote = remote_get(name);
193 if (remote && (remote->url_nr > 1 || strcmp(name, remote->url[0]) ||
194 remote->fetch_refspec_nr))
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 if (git_config_set(buf.buf, url))
203 return 1;
204
205 if (!mirror || mirror & MIRROR_FETCH) {
206 strbuf_reset(&buf);
207 strbuf_addf(&buf, "remote.%s.fetch", name);
208 if (track.nr == 0)
209 string_list_append(&track, "*");
210 for (i = 0; i < track.nr; i++) {
211 if (add_branch(buf.buf, track.items[i].string,
212 name, mirror, &buf2))
213 return 1;
214 }
215 }
216
217 if (mirror & MIRROR_PUSH) {
218 strbuf_reset(&buf);
219 strbuf_addf(&buf, "remote.%s.mirror", name);
220 if (git_config_set(buf.buf, "true"))
221 return 1;
222 }
223
224 if (fetch_tags != TAGS_DEFAULT) {
225 strbuf_reset(&buf);
226 strbuf_addf(&buf, "remote.%s.tagopt", name);
227 if (git_config_set(buf.buf,
228 fetch_tags == TAGS_SET ? "--tags" : "--no-tags"))
229 return 1;
230 }
231
232 if (fetch && fetch_remote(name))
233 return 1;
234
235 if (master) {
236 strbuf_reset(&buf);
237 strbuf_addf(&buf, "refs/remotes/%s/HEAD", name);
238
239 strbuf_reset(&buf2);
240 strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master);
241
242 if (create_symref(buf.buf, buf2.buf, "remote add"))
243 return error("Could not setup master '%s'", master);
244 }
245
246 strbuf_release(&buf);
247 strbuf_release(&buf2);
248 string_list_clear(&track, 0);
249
250 return 0;
251 }
252
253 struct branch_info {
254 char *remote_name;
255 struct string_list merge;
256 int rebase;
257 };
258
259 static struct string_list branch_list;
260
261 static const char *abbrev_ref(const char *name, const char *prefix)
262 {
263 const char *abbrev = skip_prefix(name, prefix);
264 if (abbrev)
265 return abbrev;
266 return name;
267 }
268 #define abbrev_branch(name) abbrev_ref((name), "refs/heads/")
269
270 static int config_read_branches(const char *key, const char *value, void *cb)
271 {
272 if (!prefixcmp(key, "branch.")) {
273 const char *orig_key = key;
274 char *name;
275 struct string_list_item *item;
276 struct branch_info *info;
277 enum { REMOTE, MERGE, REBASE } type;
278
279 key += 7;
280 if (!postfixcmp(key, ".remote")) {
281 name = xstrndup(key, strlen(key) - 7);
282 type = REMOTE;
283 } else if (!postfixcmp(key, ".merge")) {
284 name = xstrndup(key, strlen(key) - 6);
285 type = MERGE;
286 } else if (!postfixcmp(key, ".rebase")) {
287 name = xstrndup(key, strlen(key) - 7);
288 type = REBASE;
289 } else
290 return 0;
291
292 item = string_list_insert(&branch_list, name);
293
294 if (!item->util)
295 item->util = xcalloc(sizeof(struct branch_info), 1);
296 info = item->util;
297 if (type == REMOTE) {
298 if (info->remote_name)
299 warning("more than one %s", orig_key);
300 info->remote_name = xstrdup(value);
301 } else if (type == 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 } else
313 info->rebase = git_config_bool(orig_key, value);
314 }
315 return 0;
316 }
317
318 static void read_branches(void)
319 {
320 if (branch_list.nr)
321 return;
322 git_config(config_read_branches, NULL);
323 }
324
325 struct ref_states {
326 struct remote *remote;
327 struct string_list new, stale, tracked, heads, push;
328 int queried;
329 };
330
331 static int get_ref_states(const struct ref *remote_refs, struct ref_states *states)
332 {
333 struct ref *fetch_map = NULL, **tail = &fetch_map;
334 struct ref *ref, *stale_refs;
335 int i;
336
337 for (i = 0; i < states->remote->fetch_refspec_nr; i++)
338 if (get_fetch_map(remote_refs, states->remote->fetch + i, &tail, 1))
339 die("Could not get fetch map for refspec %s",
340 states->remote->fetch_refspec[i]);
341
342 states->new.strdup_strings = 1;
343 states->tracked.strdup_strings = 1;
344 states->stale.strdup_strings = 1;
345 for (ref = fetch_map; ref; ref = ref->next) {
346 unsigned char sha1[20];
347 if (!ref->peer_ref || read_ref(ref->peer_ref->name, sha1))
348 string_list_append(&states->new, abbrev_branch(ref->name));
349 else
350 string_list_append(&states->tracked, abbrev_branch(ref->name));
351 }
352 stale_refs = get_stale_heads(states->remote->fetch,
353 states->remote->fetch_refspec_nr, fetch_map);
354 for (ref = stale_refs; ref; ref = ref->next) {
355 struct string_list_item *item =
356 string_list_append(&states->stale, abbrev_branch(ref->name));
357 item->util = xstrdup(ref->name);
358 }
359 free_refs(stale_refs);
360 free_refs(fetch_map);
361
362 sort_string_list(&states->new);
363 sort_string_list(&states->tracked);
364 sort_string_list(&states->stale);
365
366 return 0;
367 }
368
369 struct push_info {
370 char *dest;
371 int forced;
372 enum {
373 PUSH_STATUS_CREATE = 0,
374 PUSH_STATUS_DELETE,
375 PUSH_STATUS_UPTODATE,
376 PUSH_STATUS_FASTFORWARD,
377 PUSH_STATUS_OUTOFDATE,
378 PUSH_STATUS_NOTQUERIED
379 } status;
380 };
381
382 static int get_push_ref_states(const struct ref *remote_refs,
383 struct ref_states *states)
384 {
385 struct remote *remote = states->remote;
386 struct ref *ref, *local_refs, *push_map;
387 if (remote->mirror)
388 return 0;
389
390 local_refs = get_local_heads();
391 push_map = copy_ref_list(remote_refs);
392
393 match_push_refs(local_refs, &push_map, remote->push_refspec_nr,
394 remote->push_refspec, MATCH_REFS_NONE);
395
396 states->push.strdup_strings = 1;
397 for (ref = push_map; ref; ref = ref->next) {
398 struct string_list_item *item;
399 struct push_info *info;
400
401 if (!ref->peer_ref)
402 continue;
403 hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
404
405 item = string_list_append(&states->push,
406 abbrev_branch(ref->peer_ref->name));
407 item->util = xcalloc(sizeof(struct push_info), 1);
408 info = item->util;
409 info->forced = ref->force;
410 info->dest = xstrdup(abbrev_branch(ref->name));
411
412 if (is_null_sha1(ref->new_sha1)) {
413 info->status = PUSH_STATUS_DELETE;
414 } else if (!hashcmp(ref->old_sha1, ref->new_sha1))
415 info->status = PUSH_STATUS_UPTODATE;
416 else if (is_null_sha1(ref->old_sha1))
417 info->status = PUSH_STATUS_CREATE;
418 else if (has_sha1_file(ref->old_sha1) &&
419 ref_newer(ref->new_sha1, ref->old_sha1))
420 info->status = PUSH_STATUS_FASTFORWARD;
421 else
422 info->status = PUSH_STATUS_OUTOFDATE;
423 }
424 free_refs(local_refs);
425 free_refs(push_map);
426 return 0;
427 }
428
429 static int get_push_ref_states_noquery(struct ref_states *states)
430 {
431 int i;
432 struct remote *remote = states->remote;
433 struct string_list_item *item;
434 struct push_info *info;
435
436 if (remote->mirror)
437 return 0;
438
439 states->push.strdup_strings = 1;
440 if (!remote->push_refspec_nr) {
441 item = string_list_append(&states->push, "(matching)");
442 info = item->util = xcalloc(sizeof(struct push_info), 1);
443 info->status = PUSH_STATUS_NOTQUERIED;
444 info->dest = xstrdup(item->string);
445 }
446 for (i = 0; i < remote->push_refspec_nr; i++) {
447 struct refspec *spec = remote->push + i;
448 if (spec->matching)
449 item = string_list_append(&states->push, "(matching)");
450 else if (strlen(spec->src))
451 item = string_list_append(&states->push, spec->src);
452 else
453 item = string_list_append(&states->push, "(delete)");
454
455 info = item->util = xcalloc(sizeof(struct push_info), 1);
456 info->forced = spec->force;
457 info->status = PUSH_STATUS_NOTQUERIED;
458 info->dest = xstrdup(spec->dst ? spec->dst : item->string);
459 }
460 return 0;
461 }
462
463 static int get_head_names(const struct ref *remote_refs, struct ref_states *states)
464 {
465 struct ref *ref, *matches;
466 struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map;
467 struct refspec refspec;
468
469 refspec.force = 0;
470 refspec.pattern = 1;
471 refspec.src = refspec.dst = "refs/heads/*";
472 states->heads.strdup_strings = 1;
473 get_fetch_map(remote_refs, &refspec, &fetch_map_tail, 0);
474 matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"),
475 fetch_map, 1);
476 for (ref = matches; ref; ref = ref->next)
477 string_list_append(&states->heads, abbrev_branch(ref->name));
478
479 free_refs(fetch_map);
480 free_refs(matches);
481
482 return 0;
483 }
484
485 struct known_remote {
486 struct known_remote *next;
487 struct remote *remote;
488 };
489
490 struct known_remotes {
491 struct remote *to_delete;
492 struct known_remote *list;
493 };
494
495 static int add_known_remote(struct remote *remote, void *cb_data)
496 {
497 struct known_remotes *all = cb_data;
498 struct known_remote *r;
499
500 if (!strcmp(all->to_delete->name, remote->name))
501 return 0;
502
503 r = xmalloc(sizeof(*r));
504 r->remote = remote;
505 r->next = all->list;
506 all->list = r;
507 return 0;
508 }
509
510 struct branches_for_remote {
511 struct remote *remote;
512 struct string_list *branches, *skipped;
513 struct known_remotes *keep;
514 };
515
516 static int add_branch_for_removal(const char *refname,
517 const unsigned char *sha1, int flags, void *cb_data)
518 {
519 struct branches_for_remote *branches = cb_data;
520 struct refspec refspec;
521 struct string_list_item *item;
522 struct known_remote *kr;
523
524 memset(&refspec, 0, sizeof(refspec));
525 refspec.dst = (char *)refname;
526 if (remote_find_tracking(branches->remote, &refspec))
527 return 0;
528
529 /* don't delete a branch if another remote also uses it */
530 for (kr = branches->keep->list; kr; kr = kr->next) {
531 memset(&refspec, 0, sizeof(refspec));
532 refspec.dst = (char *)refname;
533 if (!remote_find_tracking(kr->remote, &refspec))
534 return 0;
535 }
536
537 /* don't delete non-remote-tracking refs */
538 if (prefixcmp(refname, "refs/remotes")) {
539 /* advise user how to delete local branches */
540 if (!prefixcmp(refname, "refs/heads/"))
541 string_list_append(branches->skipped,
542 abbrev_branch(refname));
543 /* silently skip over other non-remote refs */
544 return 0;
545 }
546
547 /* make sure that symrefs are deleted */
548 if (flags & REF_ISSYMREF)
549 return unlink(git_path("%s", refname));
550
551 item = string_list_append(branches->branches, refname);
552 item->util = xmalloc(20);
553 hashcpy(item->util, sha1);
554
555 return 0;
556 }
557
558 struct rename_info {
559 const char *old;
560 const char *new;
561 struct string_list *remote_branches;
562 };
563
564 static int read_remote_branches(const char *refname,
565 const unsigned char *sha1, int flags, void *cb_data)
566 {
567 struct rename_info *rename = cb_data;
568 struct strbuf buf = STRBUF_INIT;
569 struct string_list_item *item;
570 int flag;
571 unsigned char orig_sha1[20];
572 const char *symref;
573
574 strbuf_addf(&buf, "refs/remotes/%s/", rename->old);
575 if (!prefixcmp(refname, buf.buf)) {
576 item = string_list_append(rename->remote_branches, xstrdup(refname));
577 symref = resolve_ref(refname, orig_sha1, 1, &flag);
578 if (flag & REF_ISSYMREF)
579 item->util = xstrdup(symref);
580 else
581 item->util = NULL;
582 }
583
584 return 0;
585 }
586
587 static int migrate_file(struct remote *remote)
588 {
589 struct strbuf buf = STRBUF_INIT;
590 int i;
591 char *path = NULL;
592
593 strbuf_addf(&buf, "remote.%s.url", remote->name);
594 for (i = 0; i < remote->url_nr; i++)
595 if (git_config_set_multivar(buf.buf, remote->url[i], "^$", 0))
596 return error("Could not append '%s' to '%s'",
597 remote->url[i], buf.buf);
598 strbuf_reset(&buf);
599 strbuf_addf(&buf, "remote.%s.push", remote->name);
600 for (i = 0; i < remote->push_refspec_nr; i++)
601 if (git_config_set_multivar(buf.buf, remote->push_refspec[i], "^$", 0))
602 return error("Could not append '%s' to '%s'",
603 remote->push_refspec[i], buf.buf);
604 strbuf_reset(&buf);
605 strbuf_addf(&buf, "remote.%s.fetch", remote->name);
606 for (i = 0; i < remote->fetch_refspec_nr; i++)
607 if (git_config_set_multivar(buf.buf, remote->fetch_refspec[i], "^$", 0))
608 return error("Could not append '%s' to '%s'",
609 remote->fetch_refspec[i], buf.buf);
610 if (remote->origin == REMOTE_REMOTES)
611 path = git_path("remotes/%s", remote->name);
612 else if (remote->origin == REMOTE_BRANCHES)
613 path = git_path("branches/%s", remote->name);
614 if (path)
615 unlink_or_warn(path);
616 return 0;
617 }
618
619 static int mv(int argc, const char **argv)
620 {
621 struct option options[] = {
622 OPT_END()
623 };
624 struct remote *oldremote, *newremote;
625 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT, buf3 = STRBUF_INIT,
626 old_remote_context = STRBUF_INIT;
627 struct string_list remote_branches = STRING_LIST_INIT_NODUP;
628 struct rename_info rename;
629 int i, refspec_updated = 0;
630
631 if (argc != 3)
632 usage_with_options(builtin_remote_rename_usage, options);
633
634 rename.old = argv[1];
635 rename.new = argv[2];
636 rename.remote_branches = &remote_branches;
637
638 oldremote = remote_get(rename.old);
639 if (!oldremote)
640 die("No such remote: %s", rename.old);
641
642 if (!strcmp(rename.old, rename.new) && oldremote->origin != REMOTE_CONFIG)
643 return migrate_file(oldremote);
644
645 newremote = remote_get(rename.new);
646 if (newremote && (newremote->url_nr > 1 || newremote->fetch_refspec_nr))
647 die("remote %s already exists.", rename.new);
648
649 strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new);
650 if (!valid_fetch_refspec(buf.buf))
651 die("'%s' is not a valid remote name", rename.new);
652
653 strbuf_reset(&buf);
654 strbuf_addf(&buf, "remote.%s", rename.old);
655 strbuf_addf(&buf2, "remote.%s", rename.new);
656 if (git_config_rename_section(buf.buf, buf2.buf) < 1)
657 return error("Could not rename config section '%s' to '%s'",
658 buf.buf, buf2.buf);
659
660 strbuf_reset(&buf);
661 strbuf_addf(&buf, "remote.%s.fetch", rename.new);
662 if (git_config_set_multivar(buf.buf, NULL, NULL, 1))
663 return error("Could not remove config section '%s'", buf.buf);
664 strbuf_addf(&old_remote_context, ":refs/remotes/%s/", rename.old);
665 for (i = 0; i < oldremote->fetch_refspec_nr; i++) {
666 char *ptr;
667
668 strbuf_reset(&buf2);
669 strbuf_addstr(&buf2, oldremote->fetch_refspec[i]);
670 ptr = strstr(buf2.buf, old_remote_context.buf);
671 if (ptr) {
672 refspec_updated = 1;
673 strbuf_splice(&buf2,
674 ptr-buf2.buf + strlen(":refs/remotes/"),
675 strlen(rename.old), rename.new,
676 strlen(rename.new));
677 } else
678 warning("Not updating non-default fetch respec\n"
679 "\t%s\n"
680 "\tPlease update the configuration manually if necessary.",
681 buf2.buf);
682
683 if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0))
684 return error("Could not append '%s'", buf.buf);
685 }
686
687 read_branches();
688 for (i = 0; i < branch_list.nr; i++) {
689 struct string_list_item *item = branch_list.items + i;
690 struct branch_info *info = item->util;
691 if (info->remote_name && !strcmp(info->remote_name, rename.old)) {
692 strbuf_reset(&buf);
693 strbuf_addf(&buf, "branch.%s.remote", item->string);
694 if (git_config_set(buf.buf, rename.new)) {
695 return error("Could not set '%s'", buf.buf);
696 }
697 }
698 }
699
700 if (!refspec_updated)
701 return 0;
702
703 /*
704 * First remove symrefs, then rename the rest, finally create
705 * the new symrefs.
706 */
707 for_each_ref(read_remote_branches, &rename);
708 for (i = 0; i < remote_branches.nr; i++) {
709 struct string_list_item *item = remote_branches.items + i;
710 int flag = 0;
711 unsigned char sha1[20];
712
713 resolve_ref(item->string, sha1, 1, &flag);
714 if (!(flag & REF_ISSYMREF))
715 continue;
716 if (delete_ref(item->string, NULL, REF_NODEREF))
717 die("deleting '%s' failed", item->string);
718 }
719 for (i = 0; i < remote_branches.nr; i++) {
720 struct string_list_item *item = remote_branches.items + i;
721
722 if (item->util)
723 continue;
724 strbuf_reset(&buf);
725 strbuf_addstr(&buf, item->string);
726 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
727 rename.new, strlen(rename.new));
728 strbuf_reset(&buf2);
729 strbuf_addf(&buf2, "remote: renamed %s to %s",
730 item->string, buf.buf);
731 if (rename_ref(item->string, buf.buf, buf2.buf))
732 die("renaming '%s' failed", item->string);
733 }
734 for (i = 0; i < remote_branches.nr; i++) {
735 struct string_list_item *item = remote_branches.items + i;
736
737 if (!item->util)
738 continue;
739 strbuf_reset(&buf);
740 strbuf_addstr(&buf, item->string);
741 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
742 rename.new, strlen(rename.new));
743 strbuf_reset(&buf2);
744 strbuf_addstr(&buf2, item->util);
745 strbuf_splice(&buf2, strlen("refs/remotes/"), strlen(rename.old),
746 rename.new, strlen(rename.new));
747 strbuf_reset(&buf3);
748 strbuf_addf(&buf3, "remote: renamed %s to %s",
749 item->string, buf.buf);
750 if (create_symref(buf.buf, buf2.buf, buf3.buf))
751 die("creating '%s' failed", buf.buf);
752 }
753 return 0;
754 }
755
756 static int remove_branches(struct string_list *branches)
757 {
758 int i, result = 0;
759 for (i = 0; i < branches->nr; i++) {
760 struct string_list_item *item = branches->items + i;
761 const char *refname = item->string;
762 unsigned char *sha1 = item->util;
763
764 if (delete_ref(refname, sha1, 0))
765 result |= error("Could not remove branch %s", refname);
766 }
767 return result;
768 }
769
770 static int rm(int argc, const char **argv)
771 {
772 struct option options[] = {
773 OPT_END()
774 };
775 struct remote *remote;
776 struct strbuf buf = STRBUF_INIT;
777 struct known_remotes known_remotes = { NULL, NULL };
778 struct string_list branches = STRING_LIST_INIT_DUP;
779 struct string_list skipped = STRING_LIST_INIT_DUP;
780 struct branches_for_remote cb_data;
781 int i, result;
782
783 memset(&cb_data, 0, sizeof(cb_data));
784 cb_data.branches = &branches;
785 cb_data.skipped = &skipped;
786 cb_data.keep = &known_remotes;
787
788 if (argc != 2)
789 usage_with_options(builtin_remote_rm_usage, options);
790
791 remote = remote_get(argv[1]);
792 if (!remote)
793 die("No such remote: %s", argv[1]);
794
795 known_remotes.to_delete = remote;
796 for_each_remote(add_known_remote, &known_remotes);
797
798 strbuf_addf(&buf, "remote.%s", remote->name);
799 if (git_config_rename_section(buf.buf, NULL) < 1)
800 return error("Could not remove config section '%s'", buf.buf);
801
802 read_branches();
803 for (i = 0; i < branch_list.nr; i++) {
804 struct string_list_item *item = branch_list.items + i;
805 struct branch_info *info = item->util;
806 if (info->remote_name && !strcmp(info->remote_name, remote->name)) {
807 const char *keys[] = { "remote", "merge", NULL }, **k;
808 for (k = keys; *k; k++) {
809 strbuf_reset(&buf);
810 strbuf_addf(&buf, "branch.%s.%s",
811 item->string, *k);
812 if (git_config_set(buf.buf, NULL)) {
813 strbuf_release(&buf);
814 return -1;
815 }
816 }
817 }
818 }
819
820 /*
821 * We cannot just pass a function to for_each_ref() which deletes
822 * the branches one by one, since for_each_ref() relies on cached
823 * refs, which are invalidated when deleting a branch.
824 */
825 cb_data.remote = remote;
826 result = for_each_ref(add_branch_for_removal, &cb_data);
827 strbuf_release(&buf);
828
829 if (!result)
830 result = remove_branches(&branches);
831 string_list_clear(&branches, 1);
832
833 if (skipped.nr) {
834 fprintf(stderr, skipped.nr == 1 ?
835 "Note: A branch outside the refs/remotes/ hierarchy was not removed;\n"
836 "to delete it, use:\n" :
837 "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n"
838 "to delete them, use:\n");
839 for (i = 0; i < skipped.nr; i++)
840 fprintf(stderr, " git branch -d %s\n",
841 skipped.items[i].string);
842 }
843 string_list_clear(&skipped, 0);
844
845 return result;
846 }
847
848 static void clear_push_info(void *util, const char *string)
849 {
850 struct push_info *info = util;
851 free(info->dest);
852 free(info);
853 }
854
855 static void free_remote_ref_states(struct ref_states *states)
856 {
857 string_list_clear(&states->new, 0);
858 string_list_clear(&states->stale, 1);
859 string_list_clear(&states->tracked, 0);
860 string_list_clear(&states->heads, 0);
861 string_list_clear_func(&states->push, clear_push_info);
862 }
863
864 static int append_ref_to_tracked_list(const char *refname,
865 const unsigned char *sha1, int flags, void *cb_data)
866 {
867 struct ref_states *states = cb_data;
868 struct refspec refspec;
869
870 if (flags & REF_ISSYMREF)
871 return 0;
872
873 memset(&refspec, 0, sizeof(refspec));
874 refspec.dst = (char *)refname;
875 if (!remote_find_tracking(states->remote, &refspec))
876 string_list_append(&states->tracked, abbrev_branch(refspec.src));
877
878 return 0;
879 }
880
881 static int get_remote_ref_states(const char *name,
882 struct ref_states *states,
883 int query)
884 {
885 struct transport *transport;
886 const struct ref *remote_refs;
887
888 states->remote = remote_get(name);
889 if (!states->remote)
890 return error("No such remote: %s", name);
891
892 read_branches();
893
894 if (query) {
895 transport = transport_get(states->remote, states->remote->url_nr > 0 ?
896 states->remote->url[0] : NULL);
897 remote_refs = transport_get_remote_refs(transport);
898 transport_disconnect(transport);
899
900 states->queried = 1;
901 if (query & GET_REF_STATES)
902 get_ref_states(remote_refs, states);
903 if (query & GET_HEAD_NAMES)
904 get_head_names(remote_refs, states);
905 if (query & GET_PUSH_REF_STATES)
906 get_push_ref_states(remote_refs, states);
907 } else {
908 for_each_ref(append_ref_to_tracked_list, states);
909 sort_string_list(&states->tracked);
910 get_push_ref_states_noquery(states);
911 }
912
913 return 0;
914 }
915
916 struct show_info {
917 struct string_list *list;
918 struct ref_states *states;
919 int width, width2;
920 int any_rebase;
921 };
922
923 static int add_remote_to_show_info(struct string_list_item *item, void *cb_data)
924 {
925 struct show_info *info = cb_data;
926 int n = strlen(item->string);
927 if (n > info->width)
928 info->width = n;
929 string_list_insert(info->list, item->string);
930 return 0;
931 }
932
933 static int show_remote_info_item(struct string_list_item *item, void *cb_data)
934 {
935 struct show_info *info = cb_data;
936 struct ref_states *states = info->states;
937 const char *name = item->string;
938
939 if (states->queried) {
940 const char *fmt = "%s";
941 const char *arg = "";
942 if (string_list_has_string(&states->new, name)) {
943 fmt = " new (next fetch will store in remotes/%s)";
944 arg = states->remote->name;
945 } else if (string_list_has_string(&states->tracked, name))
946 arg = " tracked";
947 else if (string_list_has_string(&states->stale, name))
948 arg = " stale (use 'git remote prune' to remove)";
949 else
950 arg = " ???";
951 printf(" %-*s", info->width, name);
952 printf(fmt, arg);
953 printf("\n");
954 } else
955 printf(" %s\n", name);
956
957 return 0;
958 }
959
960 static int add_local_to_show_info(struct string_list_item *branch_item, void *cb_data)
961 {
962 struct show_info *show_info = cb_data;
963 struct ref_states *states = show_info->states;
964 struct branch_info *branch_info = branch_item->util;
965 struct string_list_item *item;
966 int n;
967
968 if (!branch_info->merge.nr || !branch_info->remote_name ||
969 strcmp(states->remote->name, branch_info->remote_name))
970 return 0;
971 if ((n = strlen(branch_item->string)) > show_info->width)
972 show_info->width = n;
973 if (branch_info->rebase)
974 show_info->any_rebase = 1;
975
976 item = string_list_insert(show_info->list, branch_item->string);
977 item->util = branch_info;
978
979 return 0;
980 }
981
982 static int show_local_info_item(struct string_list_item *item, void *cb_data)
983 {
984 struct show_info *show_info = cb_data;
985 struct branch_info *branch_info = item->util;
986 struct string_list *merge = &branch_info->merge;
987 const char *also;
988 int i;
989
990 if (branch_info->rebase && branch_info->merge.nr > 1) {
991 error("invalid branch.%s.merge; cannot rebase onto > 1 branch",
992 item->string);
993 return 0;
994 }
995
996 printf(" %-*s ", show_info->width, item->string);
997 if (branch_info->rebase) {
998 printf("rebases onto remote %s\n", merge->items[0].string);
999 return 0;
1000 } else if (show_info->any_rebase) {
1001 printf(" merges with remote %s\n", merge->items[0].string);
1002 also = " and with remote";
1003 } else {
1004 printf("merges with remote %s\n", merge->items[0].string);
1005 also = " and with remote";
1006 }
1007 for (i = 1; i < merge->nr; i++)
1008 printf(" %-*s %s %s\n", show_info->width, "", also,
1009 merge->items[i].string);
1010
1011 return 0;
1012 }
1013
1014 static int add_push_to_show_info(struct string_list_item *push_item, void *cb_data)
1015 {
1016 struct show_info *show_info = cb_data;
1017 struct push_info *push_info = push_item->util;
1018 struct string_list_item *item;
1019 int n;
1020 if ((n = strlen(push_item->string)) > show_info->width)
1021 show_info->width = n;
1022 if ((n = strlen(push_info->dest)) > show_info->width2)
1023 show_info->width2 = n;
1024 item = string_list_append(show_info->list, push_item->string);
1025 item->util = push_item->util;
1026 return 0;
1027 }
1028
1029 /*
1030 * Sorting comparison for a string list that has push_info
1031 * structs in its util field
1032 */
1033 static int cmp_string_with_push(const void *va, const void *vb)
1034 {
1035 const struct string_list_item *a = va;
1036 const struct string_list_item *b = vb;
1037 const struct push_info *a_push = a->util;
1038 const struct push_info *b_push = b->util;
1039 int cmp = strcmp(a->string, b->string);
1040 return cmp ? cmp : strcmp(a_push->dest, b_push->dest);
1041 }
1042
1043 static int show_push_info_item(struct string_list_item *item, void *cb_data)
1044 {
1045 struct show_info *show_info = cb_data;
1046 struct push_info *push_info = item->util;
1047 char *src = item->string, *status = NULL;
1048
1049 switch (push_info->status) {
1050 case PUSH_STATUS_CREATE:
1051 status = "create";
1052 break;
1053 case PUSH_STATUS_DELETE:
1054 status = "delete";
1055 src = "(none)";
1056 break;
1057 case PUSH_STATUS_UPTODATE:
1058 status = "up to date";
1059 break;
1060 case PUSH_STATUS_FASTFORWARD:
1061 status = "fast-forwardable";
1062 break;
1063 case PUSH_STATUS_OUTOFDATE:
1064 status = "local out of date";
1065 break;
1066 case PUSH_STATUS_NOTQUERIED:
1067 break;
1068 }
1069 if (status)
1070 printf(" %-*s %s to %-*s (%s)\n", show_info->width, src,
1071 push_info->forced ? "forces" : "pushes",
1072 show_info->width2, push_info->dest, status);
1073 else
1074 printf(" %-*s %s to %s\n", show_info->width, src,
1075 push_info->forced ? "forces" : "pushes",
1076 push_info->dest);
1077 return 0;
1078 }
1079
1080 static int show(int argc, const char **argv)
1081 {
1082 int no_query = 0, result = 0, query_flag = 0;
1083 struct option options[] = {
1084 OPT_BOOLEAN('n', NULL, &no_query, "do not query remotes"),
1085 OPT_END()
1086 };
1087 struct ref_states states;
1088 struct string_list info_list = STRING_LIST_INIT_NODUP;
1089 struct show_info info;
1090
1091 argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage,
1092 0);
1093
1094 if (argc < 1)
1095 return show_all();
1096
1097 if (!no_query)
1098 query_flag = (GET_REF_STATES | GET_HEAD_NAMES | GET_PUSH_REF_STATES);
1099
1100 memset(&states, 0, sizeof(states));
1101 memset(&info, 0, sizeof(info));
1102 info.states = &states;
1103 info.list = &info_list;
1104 for (; argc; argc--, argv++) {
1105 int i;
1106 const char **url;
1107 int url_nr;
1108
1109 get_remote_ref_states(*argv, &states, query_flag);
1110
1111 printf("* remote %s\n", *argv);
1112 printf(" Fetch URL: %s\n", states.remote->url_nr > 0 ?
1113 states.remote->url[0] : "(no URL)");
1114 if (states.remote->pushurl_nr) {
1115 url = states.remote->pushurl;
1116 url_nr = states.remote->pushurl_nr;
1117 } else {
1118 url = states.remote->url;
1119 url_nr = states.remote->url_nr;
1120 }
1121 for (i = 0; i < url_nr; i++)
1122 printf(" Push URL: %s\n", url[i]);
1123 if (!i)
1124 printf(" Push URL: %s\n", "(no URL)");
1125 if (no_query)
1126 printf(" HEAD branch: (not queried)\n");
1127 else if (!states.heads.nr)
1128 printf(" HEAD branch: (unknown)\n");
1129 else if (states.heads.nr == 1)
1130 printf(" HEAD branch: %s\n", states.heads.items[0].string);
1131 else {
1132 printf(" HEAD branch (remote HEAD is ambiguous,"
1133 " may be one of the following):\n");
1134 for (i = 0; i < states.heads.nr; i++)
1135 printf(" %s\n", states.heads.items[i].string);
1136 }
1137
1138 /* remote branch info */
1139 info.width = 0;
1140 for_each_string_list(&states.new, add_remote_to_show_info, &info);
1141 for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
1142 for_each_string_list(&states.stale, add_remote_to_show_info, &info);
1143 if (info.list->nr)
1144 printf(" Remote branch%s:%s\n",
1145 info.list->nr > 1 ? "es" : "",
1146 no_query ? " (status not queried)" : "");
1147 for_each_string_list(info.list, show_remote_info_item, &info);
1148 string_list_clear(info.list, 0);
1149
1150 /* git pull info */
1151 info.width = 0;
1152 info.any_rebase = 0;
1153 for_each_string_list(&branch_list, add_local_to_show_info, &info);
1154 if (info.list->nr)
1155 printf(" Local branch%s configured for 'git pull':\n",
1156 info.list->nr > 1 ? "es" : "");
1157 for_each_string_list(info.list, show_local_info_item, &info);
1158 string_list_clear(info.list, 0);
1159
1160 /* git push info */
1161 if (states.remote->mirror)
1162 printf(" Local refs will be mirrored by 'git push'\n");
1163
1164 info.width = info.width2 = 0;
1165 for_each_string_list(&states.push, add_push_to_show_info, &info);
1166 qsort(info.list->items, info.list->nr,
1167 sizeof(*info.list->items), cmp_string_with_push);
1168 if (info.list->nr)
1169 printf(" Local ref%s configured for 'git push'%s:\n",
1170 info.list->nr > 1 ? "s" : "",
1171 no_query ? " (status not queried)" : "");
1172 for_each_string_list(info.list, show_push_info_item, &info);
1173 string_list_clear(info.list, 0);
1174
1175 free_remote_ref_states(&states);
1176 }
1177
1178 return result;
1179 }
1180
1181 static int set_head(int argc, const char **argv)
1182 {
1183 int i, opt_a = 0, opt_d = 0, result = 0;
1184 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
1185 char *head_name = NULL;
1186
1187 struct option options[] = {
1188 OPT_BOOLEAN('a', "auto", &opt_a,
1189 "set refs/remotes/<name>/HEAD according to remote"),
1190 OPT_BOOLEAN('d', "delete", &opt_d,
1191 "delete refs/remotes/<name>/HEAD"),
1192 OPT_END()
1193 };
1194 argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage,
1195 0);
1196 if (argc)
1197 strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]);
1198
1199 if (!opt_a && !opt_d && argc == 2) {
1200 head_name = xstrdup(argv[1]);
1201 } else if (opt_a && !opt_d && argc == 1) {
1202 struct ref_states states;
1203 memset(&states, 0, sizeof(states));
1204 get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES);
1205 if (!states.heads.nr)
1206 result |= error("Cannot determine remote HEAD");
1207 else if (states.heads.nr > 1) {
1208 result |= error("Multiple remote HEAD branches. "
1209 "Please choose one explicitly with:");
1210 for (i = 0; i < states.heads.nr; i++)
1211 fprintf(stderr, " git remote set-head %s %s\n",
1212 argv[0], states.heads.items[i].string);
1213 } else
1214 head_name = xstrdup(states.heads.items[0].string);
1215 free_remote_ref_states(&states);
1216 } else if (opt_d && !opt_a && argc == 1) {
1217 if (delete_ref(buf.buf, NULL, REF_NODEREF))
1218 result |= error("Could not delete %s", buf.buf);
1219 } else
1220 usage_with_options(builtin_remote_sethead_usage, options);
1221
1222 if (head_name) {
1223 unsigned char sha1[20];
1224 strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name);
1225 /* make sure it's valid */
1226 if (!resolve_ref(buf2.buf, sha1, 1, NULL))
1227 result |= error("Not a valid ref: %s", buf2.buf);
1228 else if (create_symref(buf.buf, buf2.buf, "remote set-head"))
1229 result |= error("Could not setup %s", buf.buf);
1230 if (opt_a)
1231 printf("%s/HEAD set to %s\n", argv[0], head_name);
1232 free(head_name);
1233 }
1234
1235 strbuf_release(&buf);
1236 strbuf_release(&buf2);
1237 return result;
1238 }
1239
1240 static int prune(int argc, const char **argv)
1241 {
1242 int dry_run = 0, result = 0;
1243 struct option options[] = {
1244 OPT__DRY_RUN(&dry_run, "dry run"),
1245 OPT_END()
1246 };
1247
1248 argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage,
1249 0);
1250
1251 if (argc < 1)
1252 usage_with_options(builtin_remote_prune_usage, options);
1253
1254 for (; argc; argc--, argv++)
1255 result |= prune_remote(*argv, dry_run);
1256
1257 return result;
1258 }
1259
1260 static int prune_remote(const char *remote, int dry_run)
1261 {
1262 int result = 0, i;
1263 struct ref_states states;
1264 const char *dangling_msg = dry_run
1265 ? " %s will become dangling!\n"
1266 : " %s has become dangling!\n";
1267
1268 memset(&states, 0, sizeof(states));
1269 get_remote_ref_states(remote, &states, GET_REF_STATES);
1270
1271 if (states.stale.nr) {
1272 printf("Pruning %s\n", remote);
1273 printf("URL: %s\n",
1274 states.remote->url_nr
1275 ? states.remote->url[0]
1276 : "(no URL)");
1277 }
1278
1279 for (i = 0; i < states.stale.nr; i++) {
1280 const char *refname = states.stale.items[i].util;
1281
1282 if (!dry_run)
1283 result |= delete_ref(refname, NULL, 0);
1284
1285 printf(" * [%s] %s\n", dry_run ? "would prune" : "pruned",
1286 abbrev_ref(refname, "refs/remotes/"));
1287 warn_dangling_symref(stdout, dangling_msg, refname);
1288 }
1289
1290 free_remote_ref_states(&states);
1291 return result;
1292 }
1293
1294 static int get_remote_default(const char *key, const char *value, void *priv)
1295 {
1296 if (strcmp(key, "remotes.default") == 0) {
1297 int *found = priv;
1298 *found = 1;
1299 }
1300 return 0;
1301 }
1302
1303 static int update(int argc, const char **argv)
1304 {
1305 int i, prune = 0;
1306 struct option options[] = {
1307 OPT_BOOLEAN('p', "prune", &prune,
1308 "prune remotes after fetching"),
1309 OPT_END()
1310 };
1311 const char **fetch_argv;
1312 int fetch_argc = 0;
1313 int default_defined = 0;
1314
1315 fetch_argv = xmalloc(sizeof(char *) * (argc+5));
1316
1317 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1318 PARSE_OPT_KEEP_ARGV0);
1319
1320 fetch_argv[fetch_argc++] = "fetch";
1321
1322 if (prune)
1323 fetch_argv[fetch_argc++] = "--prune";
1324 if (verbose)
1325 fetch_argv[fetch_argc++] = "-v";
1326 fetch_argv[fetch_argc++] = "--multiple";
1327 if (argc < 2)
1328 fetch_argv[fetch_argc++] = "default";
1329 for (i = 1; i < argc; i++)
1330 fetch_argv[fetch_argc++] = argv[i];
1331
1332 if (strcmp(fetch_argv[fetch_argc-1], "default") == 0) {
1333 git_config(get_remote_default, &default_defined);
1334 if (!default_defined)
1335 fetch_argv[fetch_argc-1] = "--all";
1336 }
1337
1338 fetch_argv[fetch_argc] = NULL;
1339
1340 return run_command_v_opt(fetch_argv, RUN_GIT_CMD);
1341 }
1342
1343 static int remove_all_fetch_refspecs(const char *remote, const char *key)
1344 {
1345 return git_config_set_multivar(key, NULL, NULL, 1);
1346 }
1347
1348 static int add_branches(struct remote *remote, const char **branches,
1349 const char *key)
1350 {
1351 const char *remotename = remote->name;
1352 int mirror = remote->mirror;
1353 struct strbuf refspec = STRBUF_INIT;
1354
1355 for (; *branches; branches++)
1356 if (add_branch(key, *branches, remotename, mirror, &refspec)) {
1357 strbuf_release(&refspec);
1358 return 1;
1359 }
1360
1361 strbuf_release(&refspec);
1362 return 0;
1363 }
1364
1365 static int set_remote_branches(const char *remotename, const char **branches,
1366 int add_mode)
1367 {
1368 struct strbuf key = STRBUF_INIT;
1369 struct remote *remote;
1370
1371 strbuf_addf(&key, "remote.%s.fetch", remotename);
1372
1373 if (!remote_is_configured(remotename))
1374 die("No such remote '%s'", remotename);
1375 remote = remote_get(remotename);
1376
1377 if (!add_mode && remove_all_fetch_refspecs(remotename, key.buf)) {
1378 strbuf_release(&key);
1379 return 1;
1380 }
1381 if (add_branches(remote, branches, key.buf)) {
1382 strbuf_release(&key);
1383 return 1;
1384 }
1385
1386 strbuf_release(&key);
1387 return 0;
1388 }
1389
1390 static int set_branches(int argc, const char **argv)
1391 {
1392 int add_mode = 0;
1393 struct option options[] = {
1394 OPT_BOOLEAN('\0', "add", &add_mode, "add branch"),
1395 OPT_END()
1396 };
1397
1398 argc = parse_options(argc, argv, NULL, options,
1399 builtin_remote_setbranches_usage, 0);
1400 if (argc == 0) {
1401 error("no remote specified");
1402 usage_with_options(builtin_remote_seturl_usage, options);
1403 }
1404 argv[argc] = NULL;
1405
1406 return set_remote_branches(argv[0], argv + 1, add_mode);
1407 }
1408
1409 static int set_url(int argc, const char **argv)
1410 {
1411 int i, push_mode = 0, add_mode = 0, delete_mode = 0;
1412 int matches = 0, negative_matches = 0;
1413 const char *remotename = NULL;
1414 const char *newurl = NULL;
1415 const char *oldurl = NULL;
1416 struct remote *remote;
1417 regex_t old_regex;
1418 const char **urlset;
1419 int urlset_nr;
1420 struct strbuf name_buf = STRBUF_INIT;
1421 struct option options[] = {
1422 OPT_BOOLEAN('\0', "push", &push_mode,
1423 "manipulate push URLs"),
1424 OPT_BOOLEAN('\0', "add", &add_mode,
1425 "add URL"),
1426 OPT_BOOLEAN('\0', "delete", &delete_mode,
1427 "delete URLs"),
1428 OPT_END()
1429 };
1430 argc = parse_options(argc, argv, NULL, options, builtin_remote_seturl_usage,
1431 PARSE_OPT_KEEP_ARGV0);
1432
1433 if (add_mode && delete_mode)
1434 die("--add --delete doesn't make sense");
1435
1436 if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3))
1437 usage_with_options(builtin_remote_seturl_usage, options);
1438
1439 remotename = argv[1];
1440 newurl = argv[2];
1441 if (argc > 3)
1442 oldurl = argv[3];
1443
1444 if (delete_mode)
1445 oldurl = newurl;
1446
1447 if (!remote_is_configured(remotename))
1448 die("No such remote '%s'", remotename);
1449 remote = remote_get(remotename);
1450
1451 if (push_mode) {
1452 strbuf_addf(&name_buf, "remote.%s.pushurl", remotename);
1453 urlset = remote->pushurl;
1454 urlset_nr = remote->pushurl_nr;
1455 } else {
1456 strbuf_addf(&name_buf, "remote.%s.url", remotename);
1457 urlset = remote->url;
1458 urlset_nr = remote->url_nr;
1459 }
1460
1461 /* Special cases that add new entry. */
1462 if ((!oldurl && !delete_mode) || add_mode) {
1463 if (add_mode)
1464 git_config_set_multivar(name_buf.buf, newurl,
1465 "^$", 0);
1466 else
1467 git_config_set(name_buf.buf, newurl);
1468 strbuf_release(&name_buf);
1469 return 0;
1470 }
1471
1472 /* Old URL specified. Demand that one matches. */
1473 if (regcomp(&old_regex, oldurl, REG_EXTENDED))
1474 die("Invalid old URL pattern: %s", oldurl);
1475
1476 for (i = 0; i < urlset_nr; i++)
1477 if (!regexec(&old_regex, urlset[i], 0, NULL, 0))
1478 matches++;
1479 else
1480 negative_matches++;
1481 if (!delete_mode && !matches)
1482 die("No such URL found: %s", oldurl);
1483 if (delete_mode && !negative_matches && !push_mode)
1484 die("Will not delete all non-push URLs");
1485
1486 regfree(&old_regex);
1487
1488 if (!delete_mode)
1489 git_config_set_multivar(name_buf.buf, newurl, oldurl, 0);
1490 else
1491 git_config_set_multivar(name_buf.buf, NULL, oldurl, 1);
1492 return 0;
1493 }
1494
1495 static int get_one_entry(struct remote *remote, void *priv)
1496 {
1497 struct string_list *list = priv;
1498 struct strbuf url_buf = STRBUF_INIT;
1499 const char **url;
1500 int i, url_nr;
1501
1502 if (remote->url_nr > 0) {
1503 strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]);
1504 string_list_append(list, remote->name)->util =
1505 strbuf_detach(&url_buf, NULL);
1506 } else
1507 string_list_append(list, remote->name)->util = NULL;
1508 if (remote->pushurl_nr) {
1509 url = remote->pushurl;
1510 url_nr = remote->pushurl_nr;
1511 } else {
1512 url = remote->url;
1513 url_nr = remote->url_nr;
1514 }
1515 for (i = 0; i < url_nr; i++)
1516 {
1517 strbuf_addf(&url_buf, "%s (push)", url[i]);
1518 string_list_append(list, remote->name)->util =
1519 strbuf_detach(&url_buf, NULL);
1520 }
1521
1522 return 0;
1523 }
1524
1525 static int show_all(void)
1526 {
1527 struct string_list list = STRING_LIST_INIT_NODUP;
1528 int result;
1529
1530 list.strdup_strings = 1;
1531 result = for_each_remote(get_one_entry, &list);
1532
1533 if (!result) {
1534 int i;
1535
1536 sort_string_list(&list);
1537 for (i = 0; i < list.nr; i++) {
1538 struct string_list_item *item = list.items + i;
1539 if (verbose)
1540 printf("%s\t%s\n", item->string,
1541 item->util ? (const char *)item->util : "");
1542 else {
1543 if (i && !strcmp((item - 1)->string, item->string))
1544 continue;
1545 printf("%s\n", item->string);
1546 }
1547 }
1548 }
1549 string_list_clear(&list, 1);
1550 return result;
1551 }
1552
1553 int cmd_remote(int argc, const char **argv, const char *prefix)
1554 {
1555 struct option options[] = {
1556 OPT__VERBOSE(&verbose, "be verbose; must be placed before a subcommand"),
1557 OPT_END()
1558 };
1559 int result;
1560
1561 argc = parse_options(argc, argv, prefix, options, builtin_remote_usage,
1562 PARSE_OPT_STOP_AT_NON_OPTION);
1563
1564 if (argc < 1)
1565 result = show_all();
1566 else if (!strcmp(argv[0], "add"))
1567 result = add(argc, argv);
1568 else if (!strcmp(argv[0], "rename"))
1569 result = mv(argc, argv);
1570 else if (!strcmp(argv[0], "rm"))
1571 result = rm(argc, argv);
1572 else if (!strcmp(argv[0], "set-head"))
1573 result = set_head(argc, argv);
1574 else if (!strcmp(argv[0], "set-branches"))
1575 result = set_branches(argc, argv);
1576 else if (!strcmp(argv[0], "set-url"))
1577 result = set_url(argc, argv);
1578 else if (!strcmp(argv[0], "show"))
1579 result = show(argc, argv);
1580 else if (!strcmp(argv[0], "prune"))
1581 result = prune(argc, argv);
1582 else if (!strcmp(argv[0], "update"))
1583 result = update(argc, argv);
1584 else {
1585 error("Unknown subcommand: %s", argv[0]);
1586 usage_with_options(builtin_remote_usage, options);
1587 }
1588
1589 return result ? 1 : 0;
1590 }