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