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git-remote-hg: add the helper
[git/dscho.git] / builtin / remote.c
blobbeceb651688b1805fee65580899ac70a599d27db
1 #include "builtin.h"
2 #include "parse-options.h"
3 #include "transport.h"
4 #include "remote.h"
5 #include "string-list.h"
6 #include "strbuf.h"
7 #include "run-command.h"
8 #include "refs.h"
9
10 static const char * const builtin_remote_usage[] = {
11 N_("git remote [-v | --verbose]"),
12 N_("git remote add [-t <branch>] [-m <master>] [-f] [--tags|--no-tags] [--mirror=<fetch|push>] <name> <url>"),
13 N_("git remote rename <old> <new>"),
14 N_("git remote remove <name>"),
15 N_("git remote set-head <name> (-a | -d | <branch>)"),
16 N_("git remote [-v | --verbose] show [-n] <name>"),
17 N_("git remote prune [-n | --dry-run] <name>"),
18 N_("git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]"),
19 N_("git remote set-branches [--add] <name> <branch>..."),
20 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
21 N_("git remote set-url --add <name> <newurl>"),
22 N_("git remote set-url --delete <name> <url>"),
23 NULL
24 };
25
26 static const char * const builtin_remote_add_usage[] = {
27 N_("git remote add [<options>] <name> <url>"),
28 NULL
29 };
30
31 static const char * const builtin_remote_rename_usage[] = {
32 N_("git remote rename <old> <new>"),
33 NULL
34 };
35
36 static const char * const builtin_remote_rm_usage[] = {
37 N_("git remote remove <name>"),
38 NULL
39 };
40
41 static const char * const builtin_remote_sethead_usage[] = {
42 N_("git remote set-head <name> (-a | -d | <branch>])"),
43 NULL
44 };
45
46 static const char * const builtin_remote_setbranches_usage[] = {
47 N_("git remote set-branches <name> <branch>..."),
48 N_("git remote set-branches --add <name> <branch>..."),
49 NULL
50 };
51
52 static const char * const builtin_remote_show_usage[] = {
53 N_("git remote show [<options>] <name>"),
54 NULL
55 };
56
57 static const char * const builtin_remote_prune_usage[] = {
58 N_("git remote prune [<options>] <name>"),
59 NULL
60 };
61
62 static const char * const builtin_remote_update_usage[] = {
63 N_("git remote update [<options>] [<group> | <remote>]..."),
64 NULL
65 };
66
67 static const char * const builtin_remote_seturl_usage[] = {
68 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
69 N_("git remote set-url --add <name> <newurl>"),
70 N_("git remote set-url --delete <name> <url>"),
71 NULL
72 };
73
74 #define GET_REF_STATES (1<<0)
75 #define GET_HEAD_NAMES (1<<1)
76 #define GET_PUSH_REF_STATES (1<<2)
77
78 static int verbose;
79
80 static int show_all(void);
81 static int prune_remote(const char *remote, int dry_run);
82
83 static inline int postfixcmp(const char *string, const char *postfix)
84 {
85 int len1 = strlen(string), len2 = strlen(postfix);
86 if (len1 < len2)
87 return 1;
88 return strcmp(string + len1 - len2, postfix);
89 }
90
91 static int fetch_remote(const char *name)
92 {
93 const char *argv[] = { "fetch", name, NULL, NULL };
94 if (verbose) {
95 argv[1] = "-v";
96 argv[2] = name;
97 }
98 printf_ln(_("Updating %s"), name);
99 if (run_command_v_opt(argv, RUN_GIT_CMD))
100 return error(_("Could not fetch %s"), name);
101 return 0;
102 }
103
104 enum {
105 TAGS_UNSET = 0,
106 TAGS_DEFAULT = 1,
107 TAGS_SET = 2
108 };
109
110 #define MIRROR_NONE 0
111 #define MIRROR_FETCH 1
112 #define MIRROR_PUSH 2
113 #define MIRROR_BOTH (MIRROR_FETCH|MIRROR_PUSH)
114
115 static int add_branch(const char *key, const char *branchname,
116 const char *remotename, int mirror, struct strbuf *tmp)
117 {
118 strbuf_reset(tmp);
119 strbuf_addch(tmp, '+');
120 if (mirror)
121 strbuf_addf(tmp, "refs/%s:refs/%s",
122 branchname, branchname);
123 else
124 strbuf_addf(tmp, "refs/heads/%s:refs/remotes/%s/%s",
125 branchname, remotename, branchname);
126 return git_config_set_multivar(key, tmp->buf, "^$", 0);
127 }
128
129 static const char mirror_advice[] =
130 N_("--mirror is dangerous and deprecated; please\n"
131 "\t use --mirror=fetch or --mirror=push instead");
132
133 static int parse_mirror_opt(const struct option *opt, const char *arg, int not)
134 {
135 unsigned *mirror = opt->value;
136 if (not)
137 *mirror = MIRROR_NONE;
138 else if (!arg) {
139 warning("%s", _(mirror_advice));
140 *mirror = MIRROR_BOTH;
141 }
142 else if (!strcmp(arg, "fetch"))
143 *mirror = MIRROR_FETCH;
144 else if (!strcmp(arg, "push"))
145 *mirror = MIRROR_PUSH;
146 else
147 return error(_("unknown mirror argument: %s"), arg);
148 return 0;
149 }
150
151 static int add(int argc, const char **argv)
152 {
153 int fetch = 0, fetch_tags = TAGS_DEFAULT;
154 unsigned mirror = MIRROR_NONE;
155 struct string_list track = STRING_LIST_INIT_NODUP;
156 const char *master = NULL;
157 struct remote *remote;
158 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
159 const char *name, *url;
160 int i;
161
162 struct option options[] = {
163 OPT_BOOLEAN('f', "fetch", &fetch, N_("fetch the remote branches")),
164 OPT_SET_INT(0, "tags", &fetch_tags,
165 N_("import all tags and associated objects when fetching"),
166 TAGS_SET),
167 OPT_SET_INT(0, NULL, &fetch_tags,
168 N_("or do not fetch any tag at all (--no-tags)"), TAGS_UNSET),
169 OPT_STRING_LIST('t', "track", &track, N_("branch"),
170 N_("branch(es) to track")),
171 OPT_STRING('m', "master", &master, N_("branch"), N_("master branch")),
172 { OPTION_CALLBACK, 0, "mirror", &mirror, N_("push|fetch"),
173 N_("set up remote as a mirror to push to or fetch from"),
174 PARSE_OPT_OPTARG, parse_mirror_opt },
175 OPT_END()
176 };
177
178 argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage,
179 0);
180
181 if (argc < 2)
182 usage_with_options(builtin_remote_add_usage, options);
183
184 if (mirror && master)
185 die(_("specifying a master branch makes no sense with --mirror"));
186 if (mirror && !(mirror & MIRROR_FETCH) && track.nr)
187 die(_("specifying branches to track makes sense only with fetch mirrors"));
188
189 name = argv[0];
190 url = argv[1];
191
192 remote = remote_get(name);
193 if (remote && (remote->url_nr > 1 || strcmp(name, remote->url[0]) ||
194 remote->fetch_refspec_nr))
195 die(_("remote %s already exists."), name);
196
197 strbuf_addf(&buf2, "refs/heads/test:refs/remotes/%s/test", name);
198 if (!valid_fetch_refspec(buf2.buf))
199 die(_("'%s' is not a valid remote name"), name);
200
201 strbuf_addf(&buf, "remote.%s.url", name);
202 if (git_config_set(buf.buf, url))
203 return 1;
204
205 if (!mirror || mirror & MIRROR_FETCH) {
206 strbuf_reset(&buf);
207 strbuf_addf(&buf, "remote.%s.fetch", name);
208 if (track.nr == 0)
209 string_list_append(&track, "*");
210 for (i = 0; i < track.nr; i++) {
211 if (add_branch(buf.buf, track.items[i].string,
212 name, mirror, &buf2))
213 return 1;
214 }
215 }
216
217 if (mirror & MIRROR_PUSH) {
218 strbuf_reset(&buf);
219 strbuf_addf(&buf, "remote.%s.mirror", name);
220 if (git_config_set(buf.buf, "true"))
221 return 1;
222 }
223
224 if (fetch_tags != TAGS_DEFAULT) {
225 strbuf_reset(&buf);
226 strbuf_addf(&buf, "remote.%s.tagopt", name);
227 if (git_config_set(buf.buf,
228 fetch_tags == TAGS_SET ? "--tags" : "--no-tags"))
229 return 1;
230 }
231
232 if (fetch && fetch_remote(name))
233 return 1;
234
235 if (master) {
236 strbuf_reset(&buf);
237 strbuf_addf(&buf, "refs/remotes/%s/HEAD", name);
238
239 strbuf_reset(&buf2);
240 strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master);
241
242 if (create_symref(buf.buf, buf2.buf, "remote add"))
243 return error(_("Could not setup master '%s'"), master);
244 }
245
246 strbuf_release(&buf);
247 strbuf_release(&buf2);
248 string_list_clear(&track, 0);
249
250 return 0;
251 }
252
253 struct branch_info {
254 char *remote_name;
255 struct string_list merge;
256 enum { NO_REBASE, NORMAL_REBASE, INTERACTIVE_REBASE } rebase;
257 };
258
259 static struct string_list branch_list;
260
261 static const char *abbrev_ref(const char *name, const char *prefix)
262 {
263 const char *abbrev = skip_prefix(name, prefix);
264 if (abbrev)
265 return abbrev;
266 return name;
267 }
268 #define abbrev_branch(name) abbrev_ref((name), "refs/heads/")
269
270 static int config_read_branches(const char *key, const char *value, void *cb)
271 {
272 if (!prefixcmp(key, "branch.")) {
273 const char *orig_key = key;
274 char *name;
275 struct string_list_item *item;
276 struct branch_info *info;
277 enum { REMOTE, MERGE, REBASE } type;
278
279 key += 7;
280 if (!postfixcmp(key, ".remote")) {
281 name = xstrndup(key, strlen(key) - 7);
282 type = REMOTE;
283 } else if (!postfixcmp(key, ".merge")) {
284 name = xstrndup(key, strlen(key) - 6);
285 type = MERGE;
286 } else if (!postfixcmp(key, ".rebase")) {
287 name = xstrndup(key, strlen(key) - 7);
288 type = REBASE;
289 } else
290 return 0;
291
292 item = string_list_insert(&branch_list, name);
293
294 if (!item->util)
295 item->util = xcalloc(sizeof(struct branch_info), 1);
296 info = item->util;
297 if (type == REMOTE) {
298 if (info->remote_name)
299 warning(_("more than one %s"), orig_key);
300 info->remote_name = xstrdup(value);
301 } else if (type == MERGE) {
302 char *space = strchr(value, ' ');
303 value = abbrev_branch(value);
304 while (space) {
305 char *merge;
306 merge = xstrndup(value, space - value);
307 string_list_append(&info->merge, merge);
308 value = abbrev_branch(space + 1);
309 space = strchr(value, ' ');
310 }
311 string_list_append(&info->merge, xstrdup(value));
312 } else
313 info->rebase = value && *value == 'i' ?
314 INTERACTIVE_REBASE :
315 (git_config_bool(orig_key, value) ?
316 NORMAL_REBASE : NO_REBASE);
317 }
318 return 0;
319 }
320
321 static void read_branches(void)
322 {
323 if (branch_list.nr)
324 return;
325 git_config(config_read_branches, NULL);
326 }
327
328 struct ref_states {
329 struct remote *remote;
330 struct string_list new, stale, tracked, heads, push;
331 int queried;
332 };
333
334 static int get_ref_states(const struct ref *remote_refs, struct ref_states *states)
335 {
336 struct ref *fetch_map = NULL, **tail = &fetch_map;
337 struct ref *ref, *stale_refs;
338 int i;
339
340 for (i = 0; i < states->remote->fetch_refspec_nr; i++)
341 if (get_fetch_map(remote_refs, states->remote->fetch + i, &tail, 1))
342 die(_("Could not get fetch map for refspec %s"),
343 states->remote->fetch_refspec[i]);
344
345 states->new.strdup_strings = 1;
346 states->tracked.strdup_strings = 1;
347 states->stale.strdup_strings = 1;
348 for (ref = fetch_map; ref; ref = ref->next) {
349 if (!ref->peer_ref || !ref_exists(ref->peer_ref->name))
350 string_list_append(&states->new, abbrev_branch(ref->name));
351 else
352 string_list_append(&states->tracked, abbrev_branch(ref->name));
353 }
354 stale_refs = get_stale_heads(states->remote->fetch,
355 states->remote->fetch_refspec_nr, fetch_map);
356 for (ref = stale_refs; ref; ref = ref->next) {
357 struct string_list_item *item =
358 string_list_append(&states->stale, abbrev_branch(ref->name));
359 item->util = xstrdup(ref->name);
360 }
361 free_refs(stale_refs);
362 free_refs(fetch_map);
363
364 sort_string_list(&states->new);
365 sort_string_list(&states->tracked);
366 sort_string_list(&states->stale);
367
368 return 0;
369 }
370
371 struct push_info {
372 char *dest;
373 int forced;
374 enum {
375 PUSH_STATUS_CREATE = 0,
376 PUSH_STATUS_DELETE,
377 PUSH_STATUS_UPTODATE,
378 PUSH_STATUS_FASTFORWARD,
379 PUSH_STATUS_OUTOFDATE,
380 PUSH_STATUS_NOTQUERIED
381 } status;
382 };
383
384 static int get_push_ref_states(const struct ref *remote_refs,
385 struct ref_states *states)
386 {
387 struct remote *remote = states->remote;
388 struct ref *ref, *local_refs, *push_map;
389 if (remote->mirror)
390 return 0;
391
392 local_refs = get_local_heads();
393 push_map = copy_ref_list(remote_refs);
394
395 match_push_refs(local_refs, &push_map, remote->push_refspec_nr,
396 remote->push_refspec, MATCH_REFS_NONE);
397
398 states->push.strdup_strings = 1;
399 for (ref = push_map; ref; ref = ref->next) {
400 struct string_list_item *item;
401 struct push_info *info;
402
403 if (!ref->peer_ref)
404 continue;
405 hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
406
407 item = string_list_append(&states->push,
408 abbrev_branch(ref->peer_ref->name));
409 item->util = xcalloc(sizeof(struct push_info), 1);
410 info = item->util;
411 info->forced = ref->force;
412 info->dest = xstrdup(abbrev_branch(ref->name));
413
414 if (is_null_sha1(ref->new_sha1)) {
415 info->status = PUSH_STATUS_DELETE;
416 } else if (!hashcmp(ref->old_sha1, ref->new_sha1))
417 info->status = PUSH_STATUS_UPTODATE;
418 else if (is_null_sha1(ref->old_sha1))
419 info->status = PUSH_STATUS_CREATE;
420 else if (has_sha1_file(ref->old_sha1) &&
421 ref_newer(ref->new_sha1, ref->old_sha1))
422 info->status = PUSH_STATUS_FASTFORWARD;
423 else
424 info->status = PUSH_STATUS_OUTOFDATE;
425 }
426 free_refs(local_refs);
427 free_refs(push_map);
428 return 0;
429 }
430
431 static int get_push_ref_states_noquery(struct ref_states *states)
432 {
433 int i;
434 struct remote *remote = states->remote;
435 struct string_list_item *item;
436 struct push_info *info;
437
438 if (remote->mirror)
439 return 0;
440
441 states->push.strdup_strings = 1;
442 if (!remote->push_refspec_nr) {
443 item = string_list_append(&states->push, _("(matching)"));
444 info = item->util = xcalloc(sizeof(struct push_info), 1);
445 info->status = PUSH_STATUS_NOTQUERIED;
446 info->dest = xstrdup(item->string);
447 }
448 for (i = 0; i < remote->push_refspec_nr; i++) {
449 struct refspec *spec = remote->push + i;
450 if (spec->matching)
451 item = string_list_append(&states->push, _("(matching)"));
452 else if (strlen(spec->src))
453 item = string_list_append(&states->push, spec->src);
454 else
455 item = string_list_append(&states->push, _("(delete)"));
456
457 info = item->util = xcalloc(sizeof(struct push_info), 1);
458 info->forced = spec->force;
459 info->status = PUSH_STATUS_NOTQUERIED;
460 info->dest = xstrdup(spec->dst ? spec->dst : item->string);
461 }
462 return 0;
463 }
464
465 static int get_head_names(const struct ref *remote_refs, struct ref_states *states)
466 {
467 struct ref *ref, *matches;
468 struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map;
469 struct refspec refspec;
470
471 refspec.force = 0;
472 refspec.pattern = 1;
473 refspec.src = refspec.dst = "refs/heads/*";
474 states->heads.strdup_strings = 1;
475 get_fetch_map(remote_refs, &refspec, &fetch_map_tail, 0);
476 matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"),
477 fetch_map, 1);
478 for (ref = matches; ref; ref = ref->next)
479 string_list_append(&states->heads, abbrev_branch(ref->name));
480
481 free_refs(fetch_map);
482 free_refs(matches);
483
484 return 0;
485 }
486
487 struct known_remote {
488 struct known_remote *next;
489 struct remote *remote;
490 };
491
492 struct known_remotes {
493 struct remote *to_delete;
494 struct known_remote *list;
495 };
496
497 static int add_known_remote(struct remote *remote, void *cb_data)
498 {
499 struct known_remotes *all = cb_data;
500 struct known_remote *r;
501
502 if (!strcmp(all->to_delete->name, remote->name))
503 return 0;
504
505 r = xmalloc(sizeof(*r));
506 r->remote = remote;
507 r->next = all->list;
508 all->list = r;
509 return 0;
510 }
511
512 struct branches_for_remote {
513 struct remote *remote;
514 struct string_list *branches, *skipped;
515 struct known_remotes *keep;
516 };
517
518 static int add_branch_for_removal(const char *refname,
519 const unsigned char *sha1, int flags, void *cb_data)
520 {
521 struct branches_for_remote *branches = cb_data;
522 struct refspec refspec;
523 struct string_list_item *item;
524 struct known_remote *kr;
525
526 memset(&refspec, 0, sizeof(refspec));
527 refspec.dst = (char *)refname;
528 if (remote_find_tracking(branches->remote, &refspec))
529 return 0;
530
531 /* don't delete a branch if another remote also uses it */
532 for (kr = branches->keep->list; kr; kr = kr->next) {
533 memset(&refspec, 0, sizeof(refspec));
534 refspec.dst = (char *)refname;
535 if (!remote_find_tracking(kr->remote, &refspec))
536 return 0;
537 }
538
539 /* don't delete non-remote-tracking refs */
540 if (prefixcmp(refname, "refs/remotes/")) {
541 /* advise user how to delete local branches */
542 if (!prefixcmp(refname, "refs/heads/"))
543 string_list_append(branches->skipped,
544 abbrev_branch(refname));
545 /* silently skip over other non-remote refs */
546 return 0;
547 }
548
549 /* make sure that symrefs are deleted */
550 if (flags & REF_ISSYMREF)
551 return unlink(git_path("%s", refname));
552
553 item = string_list_append(branches->branches, refname);
554 item->util = xmalloc(20);
555 hashcpy(item->util, sha1);
556
557 return 0;
558 }
559
560 struct rename_info {
561 const char *old;
562 const char *new;
563 struct string_list *remote_branches;
564 };
565
566 static int read_remote_branches(const char *refname,
567 const unsigned char *sha1, int flags, void *cb_data)
568 {
569 struct rename_info *rename = cb_data;
570 struct strbuf buf = STRBUF_INIT;
571 struct string_list_item *item;
572 int flag;
573 unsigned char orig_sha1[20];
574 const char *symref;
575
576 strbuf_addf(&buf, "refs/remotes/%s/", rename->old);
577 if (!prefixcmp(refname, buf.buf)) {
578 item = string_list_append(rename->remote_branches, xstrdup(refname));
579 symref = resolve_ref_unsafe(refname, orig_sha1, 1, &flag);
580 if (flag & REF_ISSYMREF)
581 item->util = xstrdup(symref);
582 else
583 item->util = NULL;
584 }
585
586 return 0;
587 }
588
589 static int migrate_file(struct remote *remote)
590 {
591 struct strbuf buf = STRBUF_INIT;
592 int i;
593 char *path = NULL;
594
595 strbuf_addf(&buf, "remote.%s.url", remote->name);
596 for (i = 0; i < remote->url_nr; i++)
597 if (git_config_set_multivar(buf.buf, remote->url[i], "^$", 0))
598 return error(_("Could not append '%s' to '%s'"),
599 remote->url[i], buf.buf);
600 strbuf_reset(&buf);
601 strbuf_addf(&buf, "remote.%s.push", remote->name);
602 for (i = 0; i < remote->push_refspec_nr; i++)
603 if (git_config_set_multivar(buf.buf, remote->push_refspec[i], "^$", 0))
604 return error(_("Could not append '%s' to '%s'"),
605 remote->push_refspec[i], buf.buf);
606 strbuf_reset(&buf);
607 strbuf_addf(&buf, "remote.%s.fetch", remote->name);
608 for (i = 0; i < remote->fetch_refspec_nr; i++)
609 if (git_config_set_multivar(buf.buf, remote->fetch_refspec[i], "^$", 0))
610 return error(_("Could not append '%s' to '%s'"),
611 remote->fetch_refspec[i], buf.buf);
612 if (remote->origin == REMOTE_REMOTES)
613 path = git_path("remotes/%s", remote->name);
614 else if (remote->origin == REMOTE_BRANCHES)
615 path = git_path("branches/%s", remote->name);
616 if (path)
617 unlink_or_warn(path);
618 return 0;
619 }
620
621 static int mv(int argc, const char **argv)
622 {
623 struct option options[] = {
624 OPT_END()
625 };
626 struct remote *oldremote, *newremote;
627 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT, buf3 = STRBUF_INIT,
628 old_remote_context = STRBUF_INIT;
629 struct string_list remote_branches = STRING_LIST_INIT_NODUP;
630 struct rename_info rename;
631 int i, refspec_updated = 0;
632
633 if (argc != 3)
634 usage_with_options(builtin_remote_rename_usage, options);
635
636 rename.old = argv[1];
637 rename.new = argv[2];
638 rename.remote_branches = &remote_branches;
639
640 oldremote = remote_get(rename.old);
641 if (!oldremote)
642 die(_("No such remote: %s"), rename.old);
643
644 if (!strcmp(rename.old, rename.new) && oldremote->origin != REMOTE_CONFIG)
645 return migrate_file(oldremote);
646
647 newremote = remote_get(rename.new);
648 if (newremote && (newremote->url_nr > 1 || newremote->fetch_refspec_nr))
649 die(_("remote %s already exists."), rename.new);
650
651 strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new);
652 if (!valid_fetch_refspec(buf.buf))
653 die(_("'%s' is not a valid remote name"), rename.new);
654
655 strbuf_reset(&buf);
656 strbuf_addf(&buf, "remote.%s", rename.old);
657 strbuf_addf(&buf2, "remote.%s", rename.new);
658 if (git_config_rename_section(buf.buf, buf2.buf) < 1)
659 return error(_("Could not rename config section '%s' to '%s'"),
660 buf.buf, buf2.buf);
661
662 strbuf_reset(&buf);
663 strbuf_addf(&buf, "remote.%s.fetch", rename.new);
664 if (git_config_set_multivar(buf.buf, NULL, NULL, 1))
665 return error(_("Could not remove config section '%s'"), buf.buf);
666 strbuf_addf(&old_remote_context, ":refs/remotes/%s/", rename.old);
667 for (i = 0; i < oldremote->fetch_refspec_nr; i++) {
668 char *ptr;
669
670 strbuf_reset(&buf2);
671 strbuf_addstr(&buf2, oldremote->fetch_refspec[i]);
672 ptr = strstr(buf2.buf, old_remote_context.buf);
673 if (ptr) {
674 refspec_updated = 1;
675 strbuf_splice(&buf2,
676 ptr-buf2.buf + strlen(":refs/remotes/"),
677 strlen(rename.old), rename.new,
678 strlen(rename.new));
679 } else
680 warning(_("Not updating non-default fetch refspec\n"
681 "\t%s\n"
682 "\tPlease update the configuration manually if necessary."),
683 buf2.buf);
684
685 if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0))
686 return error(_("Could not append '%s'"), buf.buf);
687 }
688
689 read_branches();
690 for (i = 0; i < branch_list.nr; i++) {
691 struct string_list_item *item = branch_list.items + i;
692 struct branch_info *info = item->util;
693 if (info->remote_name && !strcmp(info->remote_name, rename.old)) {
694 strbuf_reset(&buf);
695 strbuf_addf(&buf, "branch.%s.remote", item->string);
696 if (git_config_set(buf.buf, rename.new)) {
697 return error(_("Could not set '%s'"), buf.buf);
698 }
699 }
700 }
701
702 if (!refspec_updated)
703 return 0;
704
705 /*
706 * First remove symrefs, then rename the rest, finally create
707 * the new symrefs.
708 */
709 for_each_ref(read_remote_branches, &rename);
710 for (i = 0; i < remote_branches.nr; i++) {
711 struct string_list_item *item = remote_branches.items + i;
712 int flag = 0;
713 unsigned char sha1[20];
714
715 read_ref_full(item->string, sha1, 1, &flag);
716 if (!(flag & REF_ISSYMREF))
717 continue;
718 if (delete_ref(item->string, NULL, REF_NODEREF))
719 die(_("deleting '%s' failed"), item->string);
720 }
721 for (i = 0; i < remote_branches.nr; i++) {
722 struct string_list_item *item = remote_branches.items + i;
723
724 if (item->util)
725 continue;
726 strbuf_reset(&buf);
727 strbuf_addstr(&buf, item->string);
728 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
729 rename.new, strlen(rename.new));
730 strbuf_reset(&buf2);
731 strbuf_addf(&buf2, "remote: renamed %s to %s",
732 item->string, buf.buf);
733 if (rename_ref(item->string, buf.buf, buf2.buf))
734 die(_("renaming '%s' failed"), item->string);
735 }
736 for (i = 0; i < remote_branches.nr; i++) {
737 struct string_list_item *item = remote_branches.items + i;
738
739 if (!item->util)
740 continue;
741 strbuf_reset(&buf);
742 strbuf_addstr(&buf, item->string);
743 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
744 rename.new, strlen(rename.new));
745 strbuf_reset(&buf2);
746 strbuf_addstr(&buf2, item->util);
747 strbuf_splice(&buf2, strlen("refs/remotes/"), strlen(rename.old),
748 rename.new, strlen(rename.new));
749 strbuf_reset(&buf3);
750 strbuf_addf(&buf3, "remote: renamed %s to %s",
751 item->string, buf.buf);
752 if (create_symref(buf.buf, buf2.buf, buf3.buf))
753 die(_("creating '%s' failed"), buf.buf);
754 }
755 return 0;
756 }
757
758 static int remove_branches(struct string_list *branches)
759 {
760 int i, result = 0;
761 for (i = 0; i < branches->nr; i++) {
762 struct string_list_item *item = branches->items + i;
763 const char *refname = item->string;
764 unsigned char *sha1 = item->util;
765
766 if (delete_ref(refname, sha1, 0))
767 result |= error(_("Could not remove branch %s"), refname);
768 }
769 return result;
770 }
771
772 static int rm(int argc, const char **argv)
773 {
774 struct option options[] = {
775 OPT_END()
776 };
777 struct remote *remote;
778 struct strbuf buf = STRBUF_INIT;
779 struct known_remotes known_remotes = { NULL, NULL };
780 struct string_list branches = STRING_LIST_INIT_DUP;
781 struct string_list skipped = STRING_LIST_INIT_DUP;
782 struct branches_for_remote cb_data;
783 int i, result;
784
785 memset(&cb_data, 0, sizeof(cb_data));
786 cb_data.branches = &branches;
787 cb_data.skipped = &skipped;
788 cb_data.keep = &known_remotes;
789
790 if (argc != 2)
791 usage_with_options(builtin_remote_rm_usage, options);
792
793 remote = remote_get(argv[1]);
794 if (!remote)
795 die(_("No such remote: %s"), argv[1]);
796
797 known_remotes.to_delete = remote;
798 for_each_remote(add_known_remote, &known_remotes);
799
800 strbuf_addf(&buf, "remote.%s", remote->name);
801 if (git_config_rename_section(buf.buf, NULL) < 1)
802 return error(_("Could not remove config section '%s'"), buf.buf);
803
804 read_branches();
805 for (i = 0; i < branch_list.nr; i++) {
806 struct string_list_item *item = branch_list.items + i;
807 struct branch_info *info = item->util;
808 if (info->remote_name && !strcmp(info->remote_name, remote->name)) {
809 const char *keys[] = { "remote", "merge", NULL }, **k;
810 for (k = keys; *k; k++) {
811 strbuf_reset(&buf);
812 strbuf_addf(&buf, "branch.%s.%s",
813 item->string, *k);
814 if (git_config_set(buf.buf, NULL)) {
815 strbuf_release(&buf);
816 return -1;
817 }
818 }
819 }
820 }
821
822 /*
823 * We cannot just pass a function to for_each_ref() which deletes
824 * the branches one by one, since for_each_ref() relies on cached
825 * refs, which are invalidated when deleting a branch.
826 */
827 cb_data.remote = remote;
828 result = for_each_ref(add_branch_for_removal, &cb_data);
829 strbuf_release(&buf);
830
831 if (!result)
832 result = remove_branches(&branches);
833 string_list_clear(&branches, 1);
834
835 if (skipped.nr) {
836 fprintf_ln(stderr,
837 Q_("Note: A branch outside the refs/remotes/ hierarchy was not removed;\n"
838 "to delete it, use:",
839 "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n"
840 "to delete them, use:",
841 skipped.nr));
842 for (i = 0; i < skipped.nr; i++)
843 fprintf(stderr, " git branch -d %s\n",
844 skipped.items[i].string);
845 }
846 string_list_clear(&skipped, 0);
847
848 return result;
849 }
850
851 static void clear_push_info(void *util, const char *string)
852 {
853 struct push_info *info = util;
854 free(info->dest);
855 free(info);
856 }
857
858 static void free_remote_ref_states(struct ref_states *states)
859 {
860 string_list_clear(&states->new, 0);
861 string_list_clear(&states->stale, 1);
862 string_list_clear(&states->tracked, 0);
863 string_list_clear(&states->heads, 0);
864 string_list_clear_func(&states->push, clear_push_info);
865 }
866
867 static int append_ref_to_tracked_list(const char *refname,
868 const unsigned char *sha1, int flags, void *cb_data)
869 {
870 struct ref_states *states = cb_data;
871 struct refspec refspec;
872
873 if (flags & REF_ISSYMREF)
874 return 0;
875
876 memset(&refspec, 0, sizeof(refspec));
877 refspec.dst = (char *)refname;
878 if (!remote_find_tracking(states->remote, &refspec))
879 string_list_append(&states->tracked, abbrev_branch(refspec.src));
880
881 return 0;
882 }
883
884 static int get_remote_ref_states(const char *name,
885 struct ref_states *states,
886 int query)
887 {
888 struct transport *transport;
889 const struct ref *remote_refs;
890
891 states->remote = remote_get(name);
892 if (!states->remote)
893 return error(_("No such remote: %s"), name);
894
895 read_branches();
896
897 if (query) {
898 transport = transport_get(states->remote, states->remote->url_nr > 0 ?
899 states->remote->url[0] : NULL);
900 remote_refs = transport_get_remote_refs(transport);
901 transport_disconnect(transport);
902
903 states->queried = 1;
904 if (query & GET_REF_STATES)
905 get_ref_states(remote_refs, states);
906 if (query & GET_HEAD_NAMES)
907 get_head_names(remote_refs, states);
908 if (query & GET_PUSH_REF_STATES)
909 get_push_ref_states(remote_refs, states);
910 } else {
911 for_each_ref(append_ref_to_tracked_list, states);
912 sort_string_list(&states->tracked);
913 get_push_ref_states_noquery(states);
914 }
915
916 return 0;
917 }
918
919 struct show_info {
920 struct string_list *list;
921 struct ref_states *states;
922 int width, width2;
923 int any_rebase;
924 };
925
926 static int add_remote_to_show_info(struct string_list_item *item, void *cb_data)
927 {
928 struct show_info *info = cb_data;
929 int n = strlen(item->string);
930 if (n > info->width)
931 info->width = n;
932 string_list_insert(info->list, item->string);
933 return 0;
934 }
935
936 static int show_remote_info_item(struct string_list_item *item, void *cb_data)
937 {
938 struct show_info *info = cb_data;
939 struct ref_states *states = info->states;
940 const char *name = item->string;
941
942 if (states->queried) {
943 const char *fmt = "%s";
944 const char *arg = "";
945 if (string_list_has_string(&states->new, name)) {
946 fmt = _(" new (next fetch will store in remotes/%s)");
947 arg = states->remote->name;
948 } else if (string_list_has_string(&states->tracked, name))
949 arg = _(" tracked");
950 else if (string_list_has_string(&states->stale, name))
951 arg = _(" stale (use 'git remote prune' to remove)");
952 else
953 arg = _(" ???");
954 printf(" %-*s", info->width, name);
955 printf(fmt, arg);
956 printf("\n");
957 } else
958 printf(" %s\n", name);
959
960 return 0;
961 }
962
963 static int add_local_to_show_info(struct string_list_item *branch_item, void *cb_data)
964 {
965 struct show_info *show_info = cb_data;
966 struct ref_states *states = show_info->states;
967 struct branch_info *branch_info = branch_item->util;
968 struct string_list_item *item;
969 int n;
970
971 if (!branch_info->merge.nr || !branch_info->remote_name ||
972 strcmp(states->remote->name, branch_info->remote_name))
973 return 0;
974 if ((n = strlen(branch_item->string)) > show_info->width)
975 show_info->width = n;
976 if (branch_info->rebase)
977 show_info->any_rebase = 1;
978
979 item = string_list_insert(show_info->list, branch_item->string);
980 item->util = branch_info;
981
982 return 0;
983 }
984
985 static int show_local_info_item(struct string_list_item *item, void *cb_data)
986 {
987 struct show_info *show_info = cb_data;
988 struct branch_info *branch_info = item->util;
989 struct string_list *merge = &branch_info->merge;
990 const char *also;
991 int i;
992
993 if (branch_info->rebase && branch_info->merge.nr > 1) {
994 error(_("invalid branch.%s.merge; cannot rebase onto > 1 branch"),
995 item->string);
996 return 0;
997 }
998
999 printf(" %-*s ", show_info->width, item->string);
1000 if (branch_info->rebase) {
1001 printf_ln(_(branch_info->rebase == INTERACTIVE_REBASE ?
1002 "rebases interactively onto remote %s" :
1003 "rebases onto remote %s"), merge->items[0].string);
1004 return 0;
1005 } else if (show_info->any_rebase) {
1006 printf_ln(_(" merges with remote %s"), merge->items[0].string);
1007 also = _(" and with remote");
1008 } else {
1009 printf_ln(_("merges with remote %s"), merge->items[0].string);
1010 also = _(" and with remote");
1011 }
1012 for (i = 1; i < merge->nr; i++)
1013 printf(" %-*s %s %s\n", show_info->width, "", also,
1014 merge->items[i].string);
1015
1016 return 0;
1017 }
1018
1019 static int add_push_to_show_info(struct string_list_item *push_item, void *cb_data)
1020 {
1021 struct show_info *show_info = cb_data;
1022 struct push_info *push_info = push_item->util;
1023 struct string_list_item *item;
1024 int n;
1025 if ((n = strlen(push_item->string)) > show_info->width)
1026 show_info->width = n;
1027 if ((n = strlen(push_info->dest)) > show_info->width2)
1028 show_info->width2 = n;
1029 item = string_list_append(show_info->list, push_item->string);
1030 item->util = push_item->util;
1031 return 0;
1032 }
1033
1034 /*
1035 * Sorting comparison for a string list that has push_info
1036 * structs in its util field
1037 */
1038 static int cmp_string_with_push(const void *va, const void *vb)
1039 {
1040 const struct string_list_item *a = va;
1041 const struct string_list_item *b = vb;
1042 const struct push_info *a_push = a->util;
1043 const struct push_info *b_push = b->util;
1044 int cmp = strcmp(a->string, b->string);
1045 return cmp ? cmp : strcmp(a_push->dest, b_push->dest);
1046 }
1047
1048 static int show_push_info_item(struct string_list_item *item, void *cb_data)
1049 {
1050 struct show_info *show_info = cb_data;
1051 struct push_info *push_info = item->util;
1052 const char *src = item->string, *status = NULL;
1053
1054 switch (push_info->status) {
1055 case PUSH_STATUS_CREATE:
1056 status = _("create");
1057 break;
1058 case PUSH_STATUS_DELETE:
1059 status = _("delete");
1060 src = _("(none)");
1061 break;
1062 case PUSH_STATUS_UPTODATE:
1063 status = _("up to date");
1064 break;
1065 case PUSH_STATUS_FASTFORWARD:
1066 status = _("fast-forwardable");
1067 break;
1068 case PUSH_STATUS_OUTOFDATE:
1069 status = _("local out of date");
1070 break;
1071 case PUSH_STATUS_NOTQUERIED:
1072 break;
1073 }
1074 if (status) {
1075 if (push_info->forced)
1076 printf_ln(_(" %-*s forces to %-*s (%s)"), show_info->width, src,
1077 show_info->width2, push_info->dest, status);
1078 else
1079 printf_ln(_(" %-*s pushes to %-*s (%s)"), show_info->width, src,
1080 show_info->width2, push_info->dest, status);
1081 } else {
1082 if (push_info->forced)
1083 printf_ln(_(" %-*s forces to %s"), show_info->width, src,
1084 push_info->dest);
1085 else
1086 printf_ln(_(" %-*s pushes to %s"), show_info->width, src,
1087 push_info->dest);
1088 }
1089 return 0;
1090 }
1091
1092 static int show(int argc, const char **argv)
1093 {
1094 int no_query = 0, result = 0, query_flag = 0;
1095 struct option options[] = {
1096 OPT_BOOLEAN('n', NULL, &no_query, N_("do not query remotes")),
1097 OPT_END()
1098 };
1099 struct ref_states states;
1100 struct string_list info_list = STRING_LIST_INIT_NODUP;
1101 struct show_info info;
1102
1103 argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage,
1104 0);
1105
1106 if (argc < 1)
1107 return show_all();
1108
1109 if (!no_query)
1110 query_flag = (GET_REF_STATES | GET_HEAD_NAMES | GET_PUSH_REF_STATES);
1111
1112 memset(&states, 0, sizeof(states));
1113 memset(&info, 0, sizeof(info));
1114 info.states = &states;
1115 info.list = &info_list;
1116 for (; argc; argc--, argv++) {
1117 int i;
1118 const char **url;
1119 int url_nr;
1120
1121 get_remote_ref_states(*argv, &states, query_flag);
1122
1123 printf_ln(_("* remote %s"), *argv);
1124 printf_ln(_(" Fetch URL: %s"), states.remote->url_nr > 0 ?
1125 states.remote->url[0] : _("(no URL)"));
1126 if (states.remote->pushurl_nr) {
1127 url = states.remote->pushurl;
1128 url_nr = states.remote->pushurl_nr;
1129 } else {
1130 url = states.remote->url;
1131 url_nr = states.remote->url_nr;
1132 }
1133 for (i = 0; i < url_nr; i++)
1134 printf_ln(_(" Push URL: %s"), url[i]);
1135 if (!i)
1136 printf_ln(_(" Push URL: %s"), "(no URL)");
1137 if (no_query)
1138 printf_ln(_(" HEAD branch: %s"), "(not queried)");
1139 else if (!states.heads.nr)
1140 printf_ln(_(" HEAD branch: %s"), "(unknown)");
1141 else if (states.heads.nr == 1)
1142 printf_ln(_(" HEAD branch: %s"), states.heads.items[0].string);
1143 else {
1144 printf(_(" HEAD branch (remote HEAD is ambiguous,"
1145 " may be one of the following):\n"));
1146 for (i = 0; i < states.heads.nr; i++)
1147 printf(" %s\n", states.heads.items[i].string);
1148 }
1149
1150 /* remote branch info */
1151 info.width = 0;
1152 for_each_string_list(&states.new, add_remote_to_show_info, &info);
1153 for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
1154 for_each_string_list(&states.stale, add_remote_to_show_info, &info);
1155 if (info.list->nr)
1156 printf_ln(Q_(" Remote branch:%s",
1157 " Remote branches:%s",
1158 info.list->nr),
1159 no_query ? _(" (status not queried)") : "");
1160 for_each_string_list(info.list, show_remote_info_item, &info);
1161 string_list_clear(info.list, 0);
1162
1163 /* git pull info */
1164 info.width = 0;
1165 info.any_rebase = 0;
1166 for_each_string_list(&branch_list, add_local_to_show_info, &info);
1167 if (info.list->nr)
1168 printf_ln(Q_(" Local branch configured for 'git pull':",
1169 " Local branches configured for 'git pull':",
1170 info.list->nr));
1171 for_each_string_list(info.list, show_local_info_item, &info);
1172 string_list_clear(info.list, 0);
1173
1174 /* git push info */
1175 if (states.remote->mirror)
1176 printf_ln(_(" Local refs will be mirrored by 'git push'"));
1177
1178 info.width = info.width2 = 0;
1179 for_each_string_list(&states.push, add_push_to_show_info, &info);
1180 qsort(info.list->items, info.list->nr,
1181 sizeof(*info.list->items), cmp_string_with_push);
1182 if (info.list->nr)
1183 printf_ln(Q_(" Local ref configured for 'git push'%s:",
1184 " Local refs configured for 'git push'%s:",
1185 info.list->nr),
1186 no_query ? _(" (status not queried)") : "");
1187 for_each_string_list(info.list, show_push_info_item, &info);
1188 string_list_clear(info.list, 0);
1189
1190 free_remote_ref_states(&states);
1191 }
1192
1193 return result;
1194 }
1195
1196 static int set_head(int argc, const char **argv)
1197 {
1198 int i, opt_a = 0, opt_d = 0, result = 0;
1199 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
1200 char *head_name = NULL;
1201
1202 struct option options[] = {
1203 OPT_BOOLEAN('a', "auto", &opt_a,
1204 N_("set refs/remotes/<name>/HEAD according to remote")),
1205 OPT_BOOLEAN('d', "delete", &opt_d,
1206 N_("delete refs/remotes/<name>/HEAD")),
1207 OPT_END()
1208 };
1209 argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage,
1210 0);
1211 if (argc)
1212 strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]);
1213
1214 if (!opt_a && !opt_d && argc == 2) {
1215 head_name = xstrdup(argv[1]);
1216 } else if (opt_a && !opt_d && argc == 1) {
1217 struct ref_states states;
1218 memset(&states, 0, sizeof(states));
1219 get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES);
1220 if (!states.heads.nr)
1221 result |= error(_("Cannot determine remote HEAD"));
1222 else if (states.heads.nr > 1) {
1223 result |= error(_("Multiple remote HEAD branches. "
1224 "Please choose one explicitly with:"));
1225 for (i = 0; i < states.heads.nr; i++)
1226 fprintf(stderr, " git remote set-head %s %s\n",
1227 argv[0], states.heads.items[i].string);
1228 } else
1229 head_name = xstrdup(states.heads.items[0].string);
1230 free_remote_ref_states(&states);
1231 } else if (opt_d && !opt_a && argc == 1) {
1232 if (delete_ref(buf.buf, NULL, REF_NODEREF))
1233 result |= error(_("Could not delete %s"), buf.buf);
1234 } else
1235 usage_with_options(builtin_remote_sethead_usage, options);
1236
1237 if (head_name) {
1238 strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name);
1239 /* make sure it's valid */
1240 if (!ref_exists(buf2.buf))
1241 result |= error(_("Not a valid ref: %s"), buf2.buf);
1242 else if (create_symref(buf.buf, buf2.buf, "remote set-head"))
1243 result |= error(_("Could not setup %s"), buf.buf);
1244 if (opt_a)
1245 printf("%s/HEAD set to %s\n", argv[0], head_name);
1246 free(head_name);
1247 }
1248
1249 strbuf_release(&buf);
1250 strbuf_release(&buf2);
1251 return result;
1252 }
1253
1254 static int prune(int argc, const char **argv)
1255 {
1256 int dry_run = 0, result = 0;
1257 struct option options[] = {
1258 OPT__DRY_RUN(&dry_run, N_("dry run")),
1259 OPT_END()
1260 };
1261
1262 argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage,
1263 0);
1264
1265 if (argc < 1)
1266 usage_with_options(builtin_remote_prune_usage, options);
1267
1268 for (; argc; argc--, argv++)
1269 result |= prune_remote(*argv, dry_run);
1270
1271 return result;
1272 }
1273
1274 static int prune_remote(const char *remote, int dry_run)
1275 {
1276 int result = 0, i;
1277 struct ref_states states;
1278 const char *dangling_msg = dry_run
1279 ? _(" %s will become dangling!")
1280 : _(" %s has become dangling!");
1281
1282 memset(&states, 0, sizeof(states));
1283 get_remote_ref_states(remote, &states, GET_REF_STATES);
1284
1285 if (states.stale.nr) {
1286 printf_ln(_("Pruning %s"), remote);
1287 printf_ln(_("URL: %s"),
1288 states.remote->url_nr
1289 ? states.remote->url[0]
1290 : _("(no URL)"));
1291 }
1292
1293 for (i = 0; i < states.stale.nr; i++) {
1294 const char *refname = states.stale.items[i].util;
1295
1296 if (!dry_run)
1297 result |= delete_ref(refname, NULL, 0);
1298
1299 if (dry_run)
1300 printf_ln(_(" * [would prune] %s"),
1301 abbrev_ref(refname, "refs/remotes/"));
1302 else
1303 printf_ln(_(" * [pruned] %s"),
1304 abbrev_ref(refname, "refs/remotes/"));
1305 warn_dangling_symref(stdout, dangling_msg, refname);
1306 }
1307
1308 free_remote_ref_states(&states);
1309 return result;
1310 }
1311
1312 static int get_remote_default(const char *key, const char *value, void *priv)
1313 {
1314 if (strcmp(key, "remotes.default") == 0) {
1315 int *found = priv;
1316 *found = 1;
1317 }
1318 return 0;
1319 }
1320
1321 static int update(int argc, const char **argv)
1322 {
1323 int i, prune = 0;
1324 struct option options[] = {
1325 OPT_BOOLEAN('p', "prune", &prune,
1326 N_("prune remotes after fetching")),
1327 OPT_END()
1328 };
1329 const char **fetch_argv;
1330 int fetch_argc = 0;
1331 int default_defined = 0;
1332
1333 fetch_argv = xmalloc(sizeof(char *) * (argc+5));
1334
1335 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1336 PARSE_OPT_KEEP_ARGV0);
1337
1338 fetch_argv[fetch_argc++] = "fetch";
1339
1340 if (prune)
1341 fetch_argv[fetch_argc++] = "--prune";
1342 if (verbose)
1343 fetch_argv[fetch_argc++] = "-v";
1344 fetch_argv[fetch_argc++] = "--multiple";
1345 if (argc < 2)
1346 fetch_argv[fetch_argc++] = "default";
1347 for (i = 1; i < argc; i++)
1348 fetch_argv[fetch_argc++] = argv[i];
1349
1350 if (strcmp(fetch_argv[fetch_argc-1], "default") == 0) {
1351 git_config(get_remote_default, &default_defined);
1352 if (!default_defined)
1353 fetch_argv[fetch_argc-1] = "--all";
1354 }
1355
1356 fetch_argv[fetch_argc] = NULL;
1357
1358 return run_command_v_opt(fetch_argv, RUN_GIT_CMD);
1359 }
1360
1361 static int remove_all_fetch_refspecs(const char *remote, const char *key)
1362 {
1363 return git_config_set_multivar(key, NULL, NULL, 1);
1364 }
1365
1366 static int add_branches(struct remote *remote, const char **branches,
1367 const char *key)
1368 {
1369 const char *remotename = remote->name;
1370 int mirror = remote->mirror;
1371 struct strbuf refspec = STRBUF_INIT;
1372
1373 for (; *branches; branches++)
1374 if (add_branch(key, *branches, remotename, mirror, &refspec)) {
1375 strbuf_release(&refspec);
1376 return 1;
1377 }
1378
1379 strbuf_release(&refspec);
1380 return 0;
1381 }
1382
1383 static int set_remote_branches(const char *remotename, const char **branches,
1384 int add_mode)
1385 {
1386 struct strbuf key = STRBUF_INIT;
1387 struct remote *remote;
1388
1389 strbuf_addf(&key, "remote.%s.fetch", remotename);
1390
1391 if (!remote_is_configured(remotename))
1392 die(_("No such remote '%s'"), remotename);
1393 remote = remote_get(remotename);
1394
1395 if (!add_mode && remove_all_fetch_refspecs(remotename, key.buf)) {
1396 strbuf_release(&key);
1397 return 1;
1398 }
1399 if (add_branches(remote, branches, key.buf)) {
1400 strbuf_release(&key);
1401 return 1;
1402 }
1403
1404 strbuf_release(&key);
1405 return 0;
1406 }
1407
1408 static int set_branches(int argc, const char **argv)
1409 {
1410 int add_mode = 0;
1411 struct option options[] = {
1412 OPT_BOOLEAN('\0', "add", &add_mode, N_("add branch")),
1413 OPT_END()
1414 };
1415
1416 argc = parse_options(argc, argv, NULL, options,
1417 builtin_remote_setbranches_usage, 0);
1418 if (argc == 0) {
1419 error(_("no remote specified"));
1420 usage_with_options(builtin_remote_setbranches_usage, options);
1421 }
1422 argv[argc] = NULL;
1423
1424 return set_remote_branches(argv[0], argv + 1, add_mode);
1425 }
1426
1427 static int set_url(int argc, const char **argv)
1428 {
1429 int i, push_mode = 0, add_mode = 0, delete_mode = 0;
1430 int matches = 0, negative_matches = 0;
1431 const char *remotename = NULL;
1432 const char *newurl = NULL;
1433 const char *oldurl = NULL;
1434 struct remote *remote;
1435 regex_t old_regex;
1436 const char **urlset;
1437 int urlset_nr;
1438 struct strbuf name_buf = STRBUF_INIT;
1439 struct option options[] = {
1440 OPT_BOOLEAN('\0', "push", &push_mode,
1441 N_("manipulate push URLs")),
1442 OPT_BOOLEAN('\0', "add", &add_mode,
1443 N_("add URL")),
1444 OPT_BOOLEAN('\0', "delete", &delete_mode,
1445 N_("delete URLs")),
1446 OPT_END()
1447 };
1448 argc = parse_options(argc, argv, NULL, options, builtin_remote_seturl_usage,
1449 PARSE_OPT_KEEP_ARGV0);
1450
1451 if (add_mode && delete_mode)
1452 die(_("--add --delete doesn't make sense"));
1453
1454 if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3))
1455 usage_with_options(builtin_remote_seturl_usage, options);
1456
1457 remotename = argv[1];
1458 newurl = argv[2];
1459 if (argc > 3)
1460 oldurl = argv[3];
1461
1462 if (delete_mode)
1463 oldurl = newurl;
1464
1465 if (!remote_is_configured(remotename))
1466 die(_("No such remote '%s'"), remotename);
1467 remote = remote_get(remotename);
1468
1469 if (push_mode) {
1470 strbuf_addf(&name_buf, "remote.%s.pushurl", remotename);
1471 urlset = remote->pushurl;
1472 urlset_nr = remote->pushurl_nr;
1473 } else {
1474 strbuf_addf(&name_buf, "remote.%s.url", remotename);
1475 urlset = remote->url;
1476 urlset_nr = remote->url_nr;
1477 }
1478
1479 /* Special cases that add new entry. */
1480 if ((!oldurl && !delete_mode) || add_mode) {
1481 if (add_mode)
1482 git_config_set_multivar(name_buf.buf, newurl,
1483 "^$", 0);
1484 else
1485 git_config_set(name_buf.buf, newurl);
1486 strbuf_release(&name_buf);
1487 return 0;
1488 }
1489
1490 /* Old URL specified. Demand that one matches. */
1491 if (regcomp(&old_regex, oldurl, REG_EXTENDED))
1492 die(_("Invalid old URL pattern: %s"), oldurl);
1493
1494 for (i = 0; i < urlset_nr; i++)
1495 if (!regexec(&old_regex, urlset[i], 0, NULL, 0))
1496 matches++;
1497 else
1498 negative_matches++;
1499 if (!delete_mode && !matches)
1500 die(_("No such URL found: %s"), oldurl);
1501 if (delete_mode && !negative_matches && !push_mode)
1502 die(_("Will not delete all non-push URLs"));
1503
1504 regfree(&old_regex);
1505
1506 if (!delete_mode)
1507 git_config_set_multivar(name_buf.buf, newurl, oldurl, 0);
1508 else
1509 git_config_set_multivar(name_buf.buf, NULL, oldurl, 1);
1510 return 0;
1511 }
1512
1513 static int get_one_entry(struct remote *remote, void *priv)
1514 {
1515 struct string_list *list = priv;
1516 struct strbuf url_buf = STRBUF_INIT;
1517 const char **url;
1518 int i, url_nr;
1519
1520 if (remote->url_nr > 0) {
1521 strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]);
1522 string_list_append(list, remote->name)->util =
1523 strbuf_detach(&url_buf, NULL);
1524 } else
1525 string_list_append(list, remote->name)->util = NULL;
1526 if (remote->pushurl_nr) {
1527 url = remote->pushurl;
1528 url_nr = remote->pushurl_nr;
1529 } else {
1530 url = remote->url;
1531 url_nr = remote->url_nr;
1532 }
1533 for (i = 0; i < url_nr; i++)
1534 {
1535 strbuf_addf(&url_buf, "%s (push)", url[i]);
1536 string_list_append(list, remote->name)->util =
1537 strbuf_detach(&url_buf, NULL);
1538 }
1539
1540 return 0;
1541 }
1542
1543 static int show_all(void)
1544 {
1545 struct string_list list = STRING_LIST_INIT_NODUP;
1546 int result;
1547
1548 list.strdup_strings = 1;
1549 result = for_each_remote(get_one_entry, &list);
1550
1551 if (!result) {
1552 int i;
1553
1554 sort_string_list(&list);
1555 for (i = 0; i < list.nr; i++) {
1556 struct string_list_item *item = list.items + i;
1557 if (verbose)
1558 printf("%s\t%s\n", item->string,
1559 item->util ? (const char *)item->util : "");
1560 else {
1561 if (i && !strcmp((item - 1)->string, item->string))
1562 continue;
1563 printf("%s\n", item->string);
1564 }
1565 }
1566 }
1567 string_list_clear(&list, 1);
1568 return result;
1569 }
1570
1571 int cmd_remote(int argc, const char **argv, const char *prefix)
1572 {
1573 struct option options[] = {
1574 OPT__VERBOSE(&verbose, N_("be verbose; must be placed before a subcommand")),
1575 OPT_END()
1576 };
1577 int result;
1578
1579 argc = parse_options(argc, argv, prefix, options, builtin_remote_usage,
1580 PARSE_OPT_STOP_AT_NON_OPTION);
1581
1582 if (argc < 1)
1583 result = show_all();
1584 else if (!strcmp(argv[0], "add"))
1585 result = add(argc, argv);
1586 else if (!strcmp(argv[0], "rename"))
1587 result = mv(argc, argv);
1588 else if (!strcmp(argv[0], "rm") || !strcmp(argv[0], "remove"))
1589 result = rm(argc, argv);
1590 else if (!strcmp(argv[0], "set-head"))
1591 result = set_head(argc, argv);
1592 else if (!strcmp(argv[0], "set-branches"))
1593 result = set_branches(argc, argv);
1594 else if (!strcmp(argv[0], "set-url"))
1595 result = set_url(argc, argv);
1596 else if (!strcmp(argv[0], "show"))
1597 result = show(argc, argv);
1598 else if (!strcmp(argv[0], "prune"))
1599 result = prune(argc, argv);
1600 else if (!strcmp(argv[0], "update"))
1601 result = update(argc, argv);
1602 else {
1603 error(_("Unknown subcommand: %s"), argv[0]);
1604 usage_with_options(builtin_remote_usage, options);
1605 }
1606
1607 return result ? 1 : 0;
1608 }
Dscho's miscellaneous git branches