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"
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 };
26 static const char * const builtin_remote_add_usage[] = {
27 "git remote add [<options>] <name> <url>",
28 NULL
29 };
31 static const char * const builtin_remote_rename_usage[] = {
32 "git remote rename <old> <new>",
33 NULL
34 };
36 static const char * const builtin_remote_rm_usage[] = {
37 "git remote rm <name>",
38 NULL
39 };
41 static const char * const builtin_remote_sethead_usage[] = {
42 "git remote set-head <name> (-a | -d | <branch>])",
43 NULL
44 };
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 };
52 static const char * const builtin_remote_show_usage[] = {
53 "git remote show [<options>] <name>",
54 NULL
55 };
57 static const char * const builtin_remote_prune_usage[] = {
58 "git remote prune [<options>] <name>",
59 NULL
60 };
62 static const char * const builtin_remote_update_usage[] = {
63 "git remote update [<options>] [<group> | <remote>]...",
64 NULL
65 };
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 };
74 #define GET_REF_STATES (1<<0)
75 #define GET_HEAD_NAMES (1<<1)
76 #define GET_PUSH_REF_STATES (1<<2)
78 static int verbose;
80 static int show_all(void);
81 static int prune_remote(const char *remote, int dry_run);
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 }
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 }
104 enum {
105 TAGS_UNSET = 0,
106 TAGS_DEFAULT = 1,
107 TAGS_SET = 2
108 };
110 #define MIRROR_NONE 0
111 #define MIRROR_FETCH 1
112 #define MIRROR_PUSH 2
113 #define MIRROR_BOTH (MIRROR_FETCH|MIRROR_PUSH)
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 }
129 static const char mirror_advice[] =
130 "--mirror is dangerous and deprecated; please\n"
131 "\t use --mirror=fetch or --mirror=push instead";
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 }
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;
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 };
178 argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage,
179 0);
181 if (argc < 2)
182 usage_with_options(builtin_remote_add_usage, options);
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");
189 name = argv[0];
190 url = argv[1];
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);
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);
201 strbuf_addf(&buf, "remote.%s.url", name);
202 if (git_config_set(buf.buf, url))
203 return 1;
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 }
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 }
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 }
232 if (fetch && fetch_remote(name))
233 return 1;
235 if (master) {
236 strbuf_reset(&buf);
237 strbuf_addf(&buf, "refs/remotes/%s/HEAD", name);
239 strbuf_reset(&buf2);
240 strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master);
242 if (create_symref(buf.buf, buf2.buf, "remote add"))
243 return error("Could not setup master '%s'", master);
244 }
246 strbuf_release(&buf);
247 strbuf_release(&buf2);
248 string_list_clear(&track, 0);
250 return 0;
251 }
253 struct branch_info {
254 char *remote_name;
255 struct string_list merge;
256 int rebase;
257 };
259 static struct string_list branch_list;
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/")
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;
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;
292 item = string_list_insert(&branch_list, name);
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 }
318 static void read_branches(void)
319 {
320 if (branch_list.nr)
321 return;
322 git_config(config_read_branches, NULL);
323 }
325 struct ref_states {
326 struct remote *remote;
327 struct string_list new, stale, tracked, heads, push;
328 int queried;
329 };
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;
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]);
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);
362 sort_string_list(&states->new);
363 sort_string_list(&states->tracked);
364 sort_string_list(&states->stale);
366 return 0;
367 }
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 };
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;
390 local_refs = get_local_heads();
391 push_map = copy_ref_list(remote_refs);
393 match_refs(local_refs, &push_map, remote->push_refspec_nr,
394 remote->push_refspec, MATCH_REFS_NONE);
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;
401 if (!ref->peer_ref)
402 continue;
403 hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
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));
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 }
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;
436 if (remote->mirror)
437 return 0;
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)");
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 }
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;
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));
479 free_refs(fetch_map);
480 free_refs(matches);
482 return 0;
483 }
485 struct known_remote {
486 struct known_remote *next;
487 struct remote *remote;
488 };
490 struct known_remotes {
491 struct remote *to_delete;
492 struct known_remote *list;
493 };
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;
500 if (!strcmp(all->to_delete->name, remote->name))
501 return 0;
503 r = xmalloc(sizeof(*r));
504 r->remote = remote;
505 r->next = all->list;
506 all->list = r;
507 return 0;
508 }
510 struct branches_for_remote {
511 struct remote *remote;
512 struct string_list *branches, *skipped;
513 struct known_remotes *keep;
514 };
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;
524 memset(&refspec, 0, sizeof(refspec));
525 refspec.dst = (char *)refname;
526 if (remote_find_tracking(branches->remote, &refspec))
527 return 0;
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 }
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 }
547 /* make sure that symrefs are deleted */
548 if (flags & REF_ISSYMREF)
549 return unlink(git_path("%s", refname));
551 item = string_list_append(branches->branches, refname);
552 item->util = xmalloc(20);
553 hashcpy(item->util, sha1);
555 return 0;
556 }
558 struct rename_info {
559 const char *old;
560 const char *new;
561 struct string_list *remote_branches;
562 };
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;
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 }
584 return 0;
585 }
587 static int migrate_file(struct remote *remote)
588 {
589 struct strbuf buf = STRBUF_INIT;
590 int i;
591 char *path = NULL;
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 }
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 struct string_list remote_branches = STRING_LIST_INIT_NODUP;
627 struct rename_info rename;
628 int i;
630 if (argc != 3)
631 usage_with_options(builtin_remote_rename_usage, options);
633 rename.old = argv[1];
634 rename.new = argv[2];
635 rename.remote_branches = &remote_branches;
637 oldremote = remote_get(rename.old);
638 if (!oldremote)
639 die("No such remote: %s", rename.old);
641 if (!strcmp(rename.old, rename.new) && oldremote->origin != REMOTE_CONFIG)
642 return migrate_file(oldremote);
644 newremote = remote_get(rename.new);
645 if (newremote && (newremote->url_nr > 1 || newremote->fetch_refspec_nr))
646 die("remote %s already exists.", rename.new);
648 strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new);
649 if (!valid_fetch_refspec(buf.buf))
650 die("'%s' is not a valid remote name", rename.new);
652 strbuf_reset(&buf);
653 strbuf_addf(&buf, "remote.%s", rename.old);
654 strbuf_addf(&buf2, "remote.%s", rename.new);
655 if (git_config_rename_section(buf.buf, buf2.buf) < 1)
656 return error("Could not rename config section '%s' to '%s'",
657 buf.buf, buf2.buf);
659 strbuf_reset(&buf);
660 strbuf_addf(&buf, "remote.%s.fetch", rename.new);
661 if (git_config_set_multivar(buf.buf, NULL, NULL, 1))
662 return error("Could not remove config section '%s'", buf.buf);
663 for (i = 0; i < oldremote->fetch_refspec_nr; i++) {
664 char *ptr;
666 strbuf_reset(&buf2);
667 strbuf_addstr(&buf2, oldremote->fetch_refspec[i]);
668 ptr = strstr(buf2.buf, rename.old);
669 if (ptr)
670 strbuf_splice(&buf2, ptr-buf2.buf, strlen(rename.old),
671 rename.new, strlen(rename.new));
672 if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0))
673 return error("Could not append '%s'", buf.buf);
674 }
676 read_branches();
677 for (i = 0; i < branch_list.nr; i++) {
678 struct string_list_item *item = branch_list.items + i;
679 struct branch_info *info = item->util;
680 if (info->remote_name && !strcmp(info->remote_name, rename.old)) {
681 strbuf_reset(&buf);
682 strbuf_addf(&buf, "branch.%s.remote", item->string);
683 if (git_config_set(buf.buf, rename.new)) {
684 return error("Could not set '%s'", buf.buf);
685 }
686 }
687 }
689 /*
690 * First remove symrefs, then rename the rest, finally create
691 * the new symrefs.
692 */
693 for_each_ref(read_remote_branches, &rename);
694 for (i = 0; i < remote_branches.nr; i++) {
695 struct string_list_item *item = remote_branches.items + i;
696 int flag = 0;
697 unsigned char sha1[20];
699 resolve_ref(item->string, sha1, 1, &flag);
700 if (!(flag & REF_ISSYMREF))
701 continue;
702 if (delete_ref(item->string, NULL, REF_NODEREF))
703 die("deleting '%s' failed", item->string);
704 }
705 for (i = 0; i < remote_branches.nr; i++) {
706 struct string_list_item *item = remote_branches.items + i;
708 if (item->util)
709 continue;
710 strbuf_reset(&buf);
711 strbuf_addstr(&buf, item->string);
712 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
713 rename.new, strlen(rename.new));
714 strbuf_reset(&buf2);
715 strbuf_addf(&buf2, "remote: renamed %s to %s",
716 item->string, buf.buf);
717 if (rename_ref(item->string, buf.buf, buf2.buf))
718 die("renaming '%s' failed", item->string);
719 }
720 for (i = 0; i < remote_branches.nr; i++) {
721 struct string_list_item *item = remote_branches.items + i;
723 if (!item->util)
724 continue;
725 strbuf_reset(&buf);
726 strbuf_addstr(&buf, item->string);
727 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
728 rename.new, strlen(rename.new));
729 strbuf_reset(&buf2);
730 strbuf_addstr(&buf2, item->util);
731 strbuf_splice(&buf2, strlen("refs/remotes/"), strlen(rename.old),
732 rename.new, strlen(rename.new));
733 strbuf_reset(&buf3);
734 strbuf_addf(&buf3, "remote: renamed %s to %s",
735 item->string, buf.buf);
736 if (create_symref(buf.buf, buf2.buf, buf3.buf))
737 die("creating '%s' failed", buf.buf);
738 }
739 return 0;
740 }
742 static int remove_branches(struct string_list *branches)
743 {
744 int i, result = 0;
745 for (i = 0; i < branches->nr; i++) {
746 struct string_list_item *item = branches->items + i;
747 const char *refname = item->string;
748 unsigned char *sha1 = item->util;
750 if (delete_ref(refname, sha1, 0))
751 result |= error("Could not remove branch %s", refname);
752 }
753 return result;
754 }
756 static int rm(int argc, const char **argv)
757 {
758 struct option options[] = {
759 OPT_END()
760 };
761 struct remote *remote;
762 struct strbuf buf = STRBUF_INIT;
763 struct known_remotes known_remotes = { NULL, NULL };
764 struct string_list branches = STRING_LIST_INIT_DUP;
765 struct string_list skipped = STRING_LIST_INIT_DUP;
766 struct branches_for_remote cb_data;
767 int i, result;
769 memset(&cb_data, 0, sizeof(cb_data));
770 cb_data.branches = &branches;
771 cb_data.skipped = &skipped;
772 cb_data.keep = &known_remotes;
774 if (argc != 2)
775 usage_with_options(builtin_remote_rm_usage, options);
777 remote = remote_get(argv[1]);
778 if (!remote)
779 die("No such remote: %s", argv[1]);
781 known_remotes.to_delete = remote;
782 for_each_remote(add_known_remote, &known_remotes);
784 strbuf_addf(&buf, "remote.%s", remote->name);
785 if (git_config_rename_section(buf.buf, NULL) < 1)
786 return error("Could not remove config section '%s'", buf.buf);
788 read_branches();
789 for (i = 0; i < branch_list.nr; i++) {
790 struct string_list_item *item = branch_list.items + i;
791 struct branch_info *info = item->util;
792 if (info->remote_name && !strcmp(info->remote_name, remote->name)) {
793 const char *keys[] = { "remote", "merge", NULL }, **k;
794 for (k = keys; *k; k++) {
795 strbuf_reset(&buf);
796 strbuf_addf(&buf, "branch.%s.%s",
797 item->string, *k);
798 if (git_config_set(buf.buf, NULL)) {
799 strbuf_release(&buf);
800 return -1;
801 }
802 }
803 }
804 }
806 /*
807 * We cannot just pass a function to for_each_ref() which deletes
808 * the branches one by one, since for_each_ref() relies on cached
809 * refs, which are invalidated when deleting a branch.
810 */
811 cb_data.remote = remote;
812 result = for_each_ref(add_branch_for_removal, &cb_data);
813 strbuf_release(&buf);
815 if (!result)
816 result = remove_branches(&branches);
817 string_list_clear(&branches, 1);
819 if (skipped.nr) {
820 fprintf(stderr, skipped.nr == 1 ?
821 "Note: A branch outside the refs/remotes/ hierarchy was not removed;\n"
822 "to delete it, use:\n" :
823 "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n"
824 "to delete them, use:\n");
825 for (i = 0; i < skipped.nr; i++)
826 fprintf(stderr, " git branch -d %s\n",
827 skipped.items[i].string);
828 }
829 string_list_clear(&skipped, 0);
831 return result;
832 }
834 static void clear_push_info(void *util, const char *string)
835 {
836 struct push_info *info = util;
837 free(info->dest);
838 free(info);
839 }
841 static void free_remote_ref_states(struct ref_states *states)
842 {
843 string_list_clear(&states->new, 0);
844 string_list_clear(&states->stale, 1);
845 string_list_clear(&states->tracked, 0);
846 string_list_clear(&states->heads, 0);
847 string_list_clear_func(&states->push, clear_push_info);
848 }
850 static int append_ref_to_tracked_list(const char *refname,
851 const unsigned char *sha1, int flags, void *cb_data)
852 {
853 struct ref_states *states = cb_data;
854 struct refspec refspec;
856 if (flags & REF_ISSYMREF)
857 return 0;
859 memset(&refspec, 0, sizeof(refspec));
860 refspec.dst = (char *)refname;
861 if (!remote_find_tracking(states->remote, &refspec))
862 string_list_append(&states->tracked, abbrev_branch(refspec.src));
864 return 0;
865 }
867 static int get_remote_ref_states(const char *name,
868 struct ref_states *states,
869 int query)
870 {
871 struct transport *transport;
872 const struct ref *remote_refs;
874 states->remote = remote_get(name);
875 if (!states->remote)
876 return error("No such remote: %s", name);
878 read_branches();
880 if (query) {
881 transport = transport_get(states->remote, states->remote->url_nr > 0 ?
882 states->remote->url[0] : NULL);
883 remote_refs = transport_get_remote_refs(transport);
884 transport_disconnect(transport);
886 states->queried = 1;
887 if (query & GET_REF_STATES)
888 get_ref_states(remote_refs, states);
889 if (query & GET_HEAD_NAMES)
890 get_head_names(remote_refs, states);
891 if (query & GET_PUSH_REF_STATES)
892 get_push_ref_states(remote_refs, states);
893 } else {
894 for_each_ref(append_ref_to_tracked_list, states);
895 sort_string_list(&states->tracked);
896 get_push_ref_states_noquery(states);
897 }
899 return 0;
900 }
902 struct show_info {
903 struct string_list *list;
904 struct ref_states *states;
905 int width, width2;
906 int any_rebase;
907 };
909 static int add_remote_to_show_info(struct string_list_item *item, void *cb_data)
910 {
911 struct show_info *info = cb_data;
912 int n = strlen(item->string);
913 if (n > info->width)
914 info->width = n;
915 string_list_insert(info->list, item->string);
916 return 0;
917 }
919 static int show_remote_info_item(struct string_list_item *item, void *cb_data)
920 {
921 struct show_info *info = cb_data;
922 struct ref_states *states = info->states;
923 const char *name = item->string;
925 if (states->queried) {
926 const char *fmt = "%s";
927 const char *arg = "";
928 if (string_list_has_string(&states->new, name)) {
929 fmt = " new (next fetch will store in remotes/%s)";
930 arg = states->remote->name;
931 } else if (string_list_has_string(&states->tracked, name))
932 arg = " tracked";
933 else if (string_list_has_string(&states->stale, name))
934 arg = " stale (use 'git remote prune' to remove)";
935 else
936 arg = " ???";
937 printf(" %-*s", info->width, name);
938 printf(fmt, arg);
939 printf("\n");
940 } else
941 printf(" %s\n", name);
943 return 0;
944 }
946 static int add_local_to_show_info(struct string_list_item *branch_item, void *cb_data)
947 {
948 struct show_info *show_info = cb_data;
949 struct ref_states *states = show_info->states;
950 struct branch_info *branch_info = branch_item->util;
951 struct string_list_item *item;
952 int n;
954 if (!branch_info->merge.nr || !branch_info->remote_name ||
955 strcmp(states->remote->name, branch_info->remote_name))
956 return 0;
957 if ((n = strlen(branch_item->string)) > show_info->width)
958 show_info->width = n;
959 if (branch_info->rebase)
960 show_info->any_rebase = 1;
962 item = string_list_insert(show_info->list, branch_item->string);
963 item->util = branch_info;
965 return 0;
966 }
968 static int show_local_info_item(struct string_list_item *item, void *cb_data)
969 {
970 struct show_info *show_info = cb_data;
971 struct branch_info *branch_info = item->util;
972 struct string_list *merge = &branch_info->merge;
973 const char *also;
974 int i;
976 if (branch_info->rebase && branch_info->merge.nr > 1) {
977 error("invalid branch.%s.merge; cannot rebase onto > 1 branch",
978 item->string);
979 return 0;
980 }
982 printf(" %-*s ", show_info->width, item->string);
983 if (branch_info->rebase) {
984 printf("rebases onto remote %s\n", merge->items[0].string);
985 return 0;
986 } else if (show_info->any_rebase) {
987 printf(" merges with remote %s\n", merge->items[0].string);
988 also = " and with remote";
989 } else {
990 printf("merges with remote %s\n", merge->items[0].string);
991 also = " and with remote";
992 }
993 for (i = 1; i < merge->nr; i++)
994 printf(" %-*s %s %s\n", show_info->width, "", also,
995 merge->items[i].string);
997 return 0;
998 }
1000 static int add_push_to_show_info(struct string_list_item *push_item, void *cb_data)
1001 {
1002 struct show_info *show_info = cb_data;
1003 struct push_info *push_info = push_item->util;
1004 struct string_list_item *item;
1005 int n;
1006 if ((n = strlen(push_item->string)) > show_info->width)
1007 show_info->width = n;
1008 if ((n = strlen(push_info->dest)) > show_info->width2)
1009 show_info->width2 = n;
1010 item = string_list_append(show_info->list, push_item->string);
1011 item->util = push_item->util;
1012 return 0;
1013 }
1015 /*
1016 * Sorting comparison for a string list that has push_info
1017 * structs in its util field
1018 */
1019 static int cmp_string_with_push(const void *va, const void *vb)
1020 {
1021 const struct string_list_item *a = va;
1022 const struct string_list_item *b = vb;
1023 const struct push_info *a_push = a->util;
1024 const struct push_info *b_push = b->util;
1025 int cmp = strcmp(a->string, b->string);
1026 return cmp ? cmp : strcmp(a_push->dest, b_push->dest);
1027 }
1029 static int show_push_info_item(struct string_list_item *item, void *cb_data)
1030 {
1031 struct show_info *show_info = cb_data;
1032 struct push_info *push_info = item->util;
1033 char *src = item->string, *status = NULL;
1035 switch (push_info->status) {
1036 case PUSH_STATUS_CREATE:
1037 status = "create";
1038 break;
1039 case PUSH_STATUS_DELETE:
1040 status = "delete";
1041 src = "(none)";
1042 break;
1043 case PUSH_STATUS_UPTODATE:
1044 status = "up to date";
1045 break;
1046 case PUSH_STATUS_FASTFORWARD:
1047 status = "fast-forwardable";
1048 break;
1049 case PUSH_STATUS_OUTOFDATE:
1050 status = "local out of date";
1051 break;
1052 case PUSH_STATUS_NOTQUERIED:
1053 break;
1054 }
1055 if (status)
1056 printf(" %-*s %s to %-*s (%s)\n", show_info->width, src,
1057 push_info->forced ? "forces" : "pushes",
1058 show_info->width2, push_info->dest, status);
1059 else
1060 printf(" %-*s %s to %s\n", show_info->width, src,
1061 push_info->forced ? "forces" : "pushes",
1062 push_info->dest);
1063 return 0;
1064 }
1066 static int show(int argc, const char **argv)
1067 {
1068 int no_query = 0, result = 0, query_flag = 0;
1069 struct option options[] = {
1070 OPT_BOOLEAN('n', NULL, &no_query, "do not query remotes"),
1071 OPT_END()
1072 };
1073 struct ref_states states;
1074 struct string_list info_list = STRING_LIST_INIT_NODUP;
1075 struct show_info info;
1077 argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage,
1078 0);
1080 if (argc < 1)
1081 return show_all();
1083 if (!no_query)
1084 query_flag = (GET_REF_STATES | GET_HEAD_NAMES | GET_PUSH_REF_STATES);
1086 memset(&states, 0, sizeof(states));
1087 memset(&info, 0, sizeof(info));
1088 info.states = &states;
1089 info.list = &info_list;
1090 for (; argc; argc--, argv++) {
1091 int i;
1092 const char **url;
1093 int url_nr;
1095 get_remote_ref_states(*argv, &states, query_flag);
1097 printf("* remote %s\n", *argv);
1098 printf(" Fetch URL: %s\n", states.remote->url_nr > 0 ?
1099 states.remote->url[0] : "(no URL)");
1100 if (states.remote->pushurl_nr) {
1101 url = states.remote->pushurl;
1102 url_nr = states.remote->pushurl_nr;
1103 } else {
1104 url = states.remote->url;
1105 url_nr = states.remote->url_nr;
1106 }
1107 for (i = 0; i < url_nr; i++)
1108 printf(" Push URL: %s\n", url[i]);
1109 if (!i)
1110 printf(" Push URL: %s\n", "(no URL)");
1111 if (no_query)
1112 printf(" HEAD branch: (not queried)\n");
1113 else if (!states.heads.nr)
1114 printf(" HEAD branch: (unknown)\n");
1115 else if (states.heads.nr == 1)
1116 printf(" HEAD branch: %s\n", states.heads.items[0].string);
1117 else {
1118 printf(" HEAD branch (remote HEAD is ambiguous,"
1119 " may be one of the following):\n");
1120 for (i = 0; i < states.heads.nr; i++)
1121 printf(" %s\n", states.heads.items[i].string);
1122 }
1124 /* remote branch info */
1125 info.width = 0;
1126 for_each_string_list(&states.new, add_remote_to_show_info, &info);
1127 for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
1128 for_each_string_list(&states.stale, add_remote_to_show_info, &info);
1129 if (info.list->nr)
1130 printf(" Remote branch%s:%s\n",
1131 info.list->nr > 1 ? "es" : "",
1132 no_query ? " (status not queried)" : "");
1133 for_each_string_list(info.list, show_remote_info_item, &info);
1134 string_list_clear(info.list, 0);
1136 /* git pull info */
1137 info.width = 0;
1138 info.any_rebase = 0;
1139 for_each_string_list(&branch_list, add_local_to_show_info, &info);
1140 if (info.list->nr)
1141 printf(" Local branch%s configured for 'git pull':\n",
1142 info.list->nr > 1 ? "es" : "");
1143 for_each_string_list(info.list, show_local_info_item, &info);
1144 string_list_clear(info.list, 0);
1146 /* git push info */
1147 if (states.remote->mirror)
1148 printf(" Local refs will be mirrored by 'git push'\n");
1150 info.width = info.width2 = 0;
1151 for_each_string_list(&states.push, add_push_to_show_info, &info);
1152 qsort(info.list->items, info.list->nr,
1153 sizeof(*info.list->items), cmp_string_with_push);
1154 if (info.list->nr)
1155 printf(" Local ref%s configured for 'git push'%s:\n",
1156 info.list->nr > 1 ? "s" : "",
1157 no_query ? " (status not queried)" : "");
1158 for_each_string_list(info.list, show_push_info_item, &info);
1159 string_list_clear(info.list, 0);
1161 free_remote_ref_states(&states);
1162 }
1164 return result;
1165 }
1167 static int set_head(int argc, const char **argv)
1168 {
1169 int i, opt_a = 0, opt_d = 0, result = 0;
1170 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
1171 char *head_name = NULL;
1173 struct option options[] = {
1174 OPT_BOOLEAN('a', "auto", &opt_a,
1175 "set refs/remotes/<name>/HEAD according to remote"),
1176 OPT_BOOLEAN('d', "delete", &opt_d,
1177 "delete refs/remotes/<name>/HEAD"),
1178 OPT_END()
1179 };
1180 argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage,
1181 0);
1182 if (argc)
1183 strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]);
1185 if (!opt_a && !opt_d && argc == 2) {
1186 head_name = xstrdup(argv[1]);
1187 } else if (opt_a && !opt_d && argc == 1) {
1188 struct ref_states states;
1189 memset(&states, 0, sizeof(states));
1190 get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES);
1191 if (!states.heads.nr)
1192 result |= error("Cannot determine remote HEAD");
1193 else if (states.heads.nr > 1) {
1194 result |= error("Multiple remote HEAD branches. "
1195 "Please choose one explicitly with:");
1196 for (i = 0; i < states.heads.nr; i++)
1197 fprintf(stderr, " git remote set-head %s %s\n",
1198 argv[0], states.heads.items[i].string);
1199 } else
1200 head_name = xstrdup(states.heads.items[0].string);
1201 free_remote_ref_states(&states);
1202 } else if (opt_d && !opt_a && argc == 1) {
1203 if (delete_ref(buf.buf, NULL, REF_NODEREF))
1204 result |= error("Could not delete %s", buf.buf);
1205 } else
1206 usage_with_options(builtin_remote_sethead_usage, options);
1208 if (head_name) {
1209 unsigned char sha1[20];
1210 strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name);
1211 /* make sure it's valid */
1212 if (!resolve_ref(buf2.buf, sha1, 1, NULL))
1213 result |= error("Not a valid ref: %s", buf2.buf);
1214 else if (create_symref(buf.buf, buf2.buf, "remote set-head"))
1215 result |= error("Could not setup %s", buf.buf);
1216 if (opt_a)
1217 printf("%s/HEAD set to %s\n", argv[0], head_name);
1218 free(head_name);
1219 }
1221 strbuf_release(&buf);
1222 strbuf_release(&buf2);
1223 return result;
1224 }
1226 static int prune(int argc, const char **argv)
1227 {
1228 int dry_run = 0, result = 0;
1229 struct option options[] = {
1230 OPT__DRY_RUN(&dry_run, "dry run"),
1231 OPT_END()
1232 };
1234 argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage,
1235 0);
1237 if (argc < 1)
1238 usage_with_options(builtin_remote_prune_usage, options);
1240 for (; argc; argc--, argv++)
1241 result |= prune_remote(*argv, dry_run);
1243 return result;
1244 }
1246 static int prune_remote(const char *remote, int dry_run)
1247 {
1248 int result = 0, i;
1249 struct ref_states states;
1250 const char *dangling_msg = dry_run
1251 ? " %s will become dangling!\n"
1252 : " %s has become dangling!\n";
1254 memset(&states, 0, sizeof(states));
1255 get_remote_ref_states(remote, &states, GET_REF_STATES);
1257 if (states.stale.nr) {
1258 printf("Pruning %s\n", remote);
1259 printf("URL: %s\n",
1260 states.remote->url_nr
1261 ? states.remote->url[0]
1262 : "(no URL)");
1263 }
1265 for (i = 0; i < states.stale.nr; i++) {
1266 const char *refname = states.stale.items[i].util;
1268 if (!dry_run)
1269 result |= delete_ref(refname, NULL, 0);
1271 printf(" * [%s] %s\n", dry_run ? "would prune" : "pruned",
1272 abbrev_ref(refname, "refs/remotes/"));
1273 warn_dangling_symref(stdout, dangling_msg, refname);
1274 }
1276 free_remote_ref_states(&states);
1277 return result;
1278 }
1280 static int get_remote_default(const char *key, const char *value, void *priv)
1281 {
1282 if (strcmp(key, "remotes.default") == 0) {
1283 int *found = priv;
1284 *found = 1;
1285 }
1286 return 0;
1287 }
1289 static int update(int argc, const char **argv)
1290 {
1291 int i, prune = 0;
1292 struct option options[] = {
1293 OPT_BOOLEAN('p', "prune", &prune,
1294 "prune remotes after fetching"),
1295 OPT_END()
1296 };
1297 const char **fetch_argv;
1298 int fetch_argc = 0;
1299 int default_defined = 0;
1301 fetch_argv = xmalloc(sizeof(char *) * (argc+5));
1303 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1304 PARSE_OPT_KEEP_ARGV0);
1306 fetch_argv[fetch_argc++] = "fetch";
1308 if (prune)
1309 fetch_argv[fetch_argc++] = "--prune";
1310 if (verbose)
1311 fetch_argv[fetch_argc++] = "-v";
1312 fetch_argv[fetch_argc++] = "--multiple";
1313 if (argc < 2)
1314 fetch_argv[fetch_argc++] = "default";
1315 for (i = 1; i < argc; i++)
1316 fetch_argv[fetch_argc++] = argv[i];
1318 if (strcmp(fetch_argv[fetch_argc-1], "default") == 0) {
1319 git_config(get_remote_default, &default_defined);
1320 if (!default_defined)
1321 fetch_argv[fetch_argc-1] = "--all";
1322 }
1324 fetch_argv[fetch_argc] = NULL;
1326 return run_command_v_opt(fetch_argv, RUN_GIT_CMD);
1327 }
1329 static int remove_all_fetch_refspecs(const char *remote, const char *key)
1330 {
1331 return git_config_set_multivar(key, NULL, NULL, 1);
1332 }
1334 static int add_branches(struct remote *remote, const char **branches,
1335 const char *key)
1336 {
1337 const char *remotename = remote->name;
1338 int mirror = remote->mirror;
1339 struct strbuf refspec = STRBUF_INIT;
1341 for (; *branches; branches++)
1342 if (add_branch(key, *branches, remotename, mirror, &refspec)) {
1343 strbuf_release(&refspec);
1344 return 1;
1345 }
1347 strbuf_release(&refspec);
1348 return 0;
1349 }
1351 static int set_remote_branches(const char *remotename, const char **branches,
1352 int add_mode)
1353 {
1354 struct strbuf key = STRBUF_INIT;
1355 struct remote *remote;
1357 strbuf_addf(&key, "remote.%s.fetch", remotename);
1359 if (!remote_is_configured(remotename))
1360 die("No such remote '%s'", remotename);
1361 remote = remote_get(remotename);
1363 if (!add_mode && remove_all_fetch_refspecs(remotename, key.buf)) {
1364 strbuf_release(&key);
1365 return 1;
1366 }
1367 if (add_branches(remote, branches, key.buf)) {
1368 strbuf_release(&key);
1369 return 1;
1370 }
1372 strbuf_release(&key);
1373 return 0;
1374 }
1376 static int set_branches(int argc, const char **argv)
1377 {
1378 int add_mode = 0;
1379 struct option options[] = {
1380 OPT_BOOLEAN('\0', "add", &add_mode, "add branch"),
1381 OPT_END()
1382 };
1384 argc = parse_options(argc, argv, NULL, options,
1385 builtin_remote_setbranches_usage, 0);
1386 if (argc == 0) {
1387 error("no remote specified");
1388 usage_with_options(builtin_remote_seturl_usage, options);
1389 }
1390 argv[argc] = NULL;
1392 return set_remote_branches(argv[0], argv + 1, add_mode);
1393 }
1395 static int set_url(int argc, const char **argv)
1396 {
1397 int i, push_mode = 0, add_mode = 0, delete_mode = 0;
1398 int matches = 0, negative_matches = 0;
1399 const char *remotename = NULL;
1400 const char *newurl = NULL;
1401 const char *oldurl = NULL;
1402 struct remote *remote;
1403 regex_t old_regex;
1404 const char **urlset;
1405 int urlset_nr;
1406 struct strbuf name_buf = STRBUF_INIT;
1407 struct option options[] = {
1408 OPT_BOOLEAN('\0', "push", &push_mode,
1409 "manipulate push URLs"),
1410 OPT_BOOLEAN('\0', "add", &add_mode,
1411 "add URL"),
1412 OPT_BOOLEAN('\0', "delete", &delete_mode,
1413 "delete URLs"),
1414 OPT_END()
1415 };
1416 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1417 PARSE_OPT_KEEP_ARGV0);
1419 if (add_mode && delete_mode)
1420 die("--add --delete doesn't make sense");
1422 if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3))
1423 usage_with_options(builtin_remote_seturl_usage, options);
1425 remotename = argv[1];
1426 newurl = argv[2];
1427 if (argc > 3)
1428 oldurl = argv[3];
1430 if (delete_mode)
1431 oldurl = newurl;
1433 if (!remote_is_configured(remotename))
1434 die("No such remote '%s'", remotename);
1435 remote = remote_get(remotename);
1437 if (push_mode) {
1438 strbuf_addf(&name_buf, "remote.%s.pushurl", remotename);
1439 urlset = remote->pushurl;
1440 urlset_nr = remote->pushurl_nr;
1441 } else {
1442 strbuf_addf(&name_buf, "remote.%s.url", remotename);
1443 urlset = remote->url;
1444 urlset_nr = remote->url_nr;
1445 }
1447 /* Special cases that add new entry. */
1448 if ((!oldurl && !delete_mode) || add_mode) {
1449 if (add_mode)
1450 git_config_set_multivar(name_buf.buf, newurl,
1451 "^$", 0);
1452 else
1453 git_config_set(name_buf.buf, newurl);
1454 strbuf_release(&name_buf);
1455 return 0;
1456 }
1458 /* Old URL specified. Demand that one matches. */
1459 if (regcomp(&old_regex, oldurl, REG_EXTENDED))
1460 die("Invalid old URL pattern: %s", oldurl);
1462 for (i = 0; i < urlset_nr; i++)
1463 if (!regexec(&old_regex, urlset[i], 0, NULL, 0))
1464 matches++;
1465 else
1466 negative_matches++;
1467 if (!delete_mode && !matches)
1468 die("No such URL found: %s", oldurl);
1469 if (delete_mode && !negative_matches && !push_mode)
1470 die("Will not delete all non-push URLs");
1472 regfree(&old_regex);
1474 if (!delete_mode)
1475 git_config_set_multivar(name_buf.buf, newurl, oldurl, 0);
1476 else
1477 git_config_set_multivar(name_buf.buf, NULL, oldurl, 1);
1478 return 0;
1479 }
1481 static int get_one_entry(struct remote *remote, void *priv)
1482 {
1483 struct string_list *list = priv;
1484 struct strbuf url_buf = STRBUF_INIT;
1485 const char **url;
1486 int i, url_nr;
1488 if (remote->url_nr > 0) {
1489 strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]);
1490 string_list_append(list, remote->name)->util =
1491 strbuf_detach(&url_buf, NULL);
1492 } else
1493 string_list_append(list, remote->name)->util = NULL;
1494 if (remote->pushurl_nr) {
1495 url = remote->pushurl;
1496 url_nr = remote->pushurl_nr;
1497 } else {
1498 url = remote->url;
1499 url_nr = remote->url_nr;
1500 }
1501 for (i = 0; i < url_nr; i++)
1502 {
1503 strbuf_addf(&url_buf, "%s (push)", url[i]);
1504 string_list_append(list, remote->name)->util =
1505 strbuf_detach(&url_buf, NULL);
1506 }
1508 return 0;
1509 }
1511 static int show_all(void)
1512 {
1513 struct string_list list = STRING_LIST_INIT_NODUP;
1514 int result;
1516 list.strdup_strings = 1;
1517 result = for_each_remote(get_one_entry, &list);
1519 if (!result) {
1520 int i;
1522 sort_string_list(&list);
1523 for (i = 0; i < list.nr; i++) {
1524 struct string_list_item *item = list.items + i;
1525 if (verbose)
1526 printf("%s\t%s\n", item->string,
1527 item->util ? (const char *)item->util : "");
1528 else {
1529 if (i && !strcmp((item - 1)->string, item->string))
1530 continue;
1531 printf("%s\n", item->string);
1532 }
1533 }
1534 }
1535 string_list_clear(&list, 1);
1536 return result;
1537 }
1539 int cmd_remote(int argc, const char **argv, const char *prefix)
1540 {
1541 struct option options[] = {
1542 OPT__VERBOSE(&verbose, "be verbose; must be placed before a subcommand"),
1543 OPT_END()
1544 };
1545 int result;
1547 argc = parse_options(argc, argv, prefix, options, builtin_remote_usage,
1548 PARSE_OPT_STOP_AT_NON_OPTION);
1550 if (argc < 1)
1551 result = show_all();
1552 else if (!strcmp(argv[0], "add"))
1553 result = add(argc, argv);
1554 else if (!strcmp(argv[0], "rename"))
1555 result = mv(argc, argv);
1556 else if (!strcmp(argv[0], "rm"))
1557 result = rm(argc, argv);
1558 else if (!strcmp(argv[0], "set-head"))
1559 result = set_head(argc, argv);
1560 else if (!strcmp(argv[0], "set-branches"))
1561 result = set_branches(argc, argv);
1562 else if (!strcmp(argv[0], "set-url"))
1563 result = set_url(argc, argv);
1564 else if (!strcmp(argv[0], "show"))
1565 result = show(argc, argv);
1566 else if (!strcmp(argv[0], "prune"))
1567 result = prune(argc, argv);
1568 else if (!strcmp(argv[0], "update"))
1569 result = update(argc, argv);
1570 else {
1571 error("Unknown subcommand: %s", argv[0]);
1572 usage_with_options(builtin_remote_usage, options);
1573 }
1575 return result ? 1 : 0;
1576 }