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Fix various issues found in comments
[git/debian.git] / builtin / remote.c
blobd11a5589e49dcc9ea06663c422154855f9ad529b
1 #include "builtin.h"
2 #include "config.h"
3 #include "parse-options.h"
4 #include "transport.h"
5 #include "remote.h"
6 #include "string-list.h"
7 #include "strbuf.h"
8 #include "run-command.h"
9 #include "rebase.h"
10 #include "refs.h"
11 #include "refspec.h"
12 #include "object-store.h"
13 #include "strvec.h"
14 #include "commit-reach.h"
15
16 static const char * const builtin_remote_usage[] = {
17 N_("git remote [-v | --verbose]"),
18 N_("git remote add [-t <branch>] [-m <master>] [-f] [--tags | --no-tags] [--mirror=<fetch|push>] <name> <url>"),
19 N_("git remote rename <old> <new>"),
20 N_("git remote remove <name>"),
21 N_("git remote set-head <name> (-a | --auto | -d | --delete | <branch>)"),
22 N_("git remote [-v | --verbose] show [-n] <name>"),
23 N_("git remote prune [-n | --dry-run] <name>"),
24 N_("git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]"),
25 N_("git remote set-branches [--add] <name> <branch>..."),
26 N_("git remote get-url [--push] [--all] <name>"),
27 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
28 N_("git remote set-url --add <name> <newurl>"),
29 N_("git remote set-url --delete <name> <url>"),
30 NULL
31 };
32
33 static const char * const builtin_remote_add_usage[] = {
34 N_("git remote add [<options>] <name> <url>"),
35 NULL
36 };
37
38 static const char * const builtin_remote_rename_usage[] = {
39 N_("git remote rename <old> <new>"),
40 NULL
41 };
42
43 static const char * const builtin_remote_rm_usage[] = {
44 N_("git remote remove <name>"),
45 NULL
46 };
47
48 static const char * const builtin_remote_sethead_usage[] = {
49 N_("git remote set-head <name> (-a | --auto | -d | --delete | <branch>)"),
50 NULL
51 };
52
53 static const char * const builtin_remote_setbranches_usage[] = {
54 N_("git remote set-branches <name> <branch>..."),
55 N_("git remote set-branches --add <name> <branch>..."),
56 NULL
57 };
58
59 static const char * const builtin_remote_show_usage[] = {
60 N_("git remote show [<options>] <name>"),
61 NULL
62 };
63
64 static const char * const builtin_remote_prune_usage[] = {
65 N_("git remote prune [<options>] <name>"),
66 NULL
67 };
68
69 static const char * const builtin_remote_update_usage[] = {
70 N_("git remote update [<options>] [<group> | <remote>]..."),
71 NULL
72 };
73
74 static const char * const builtin_remote_geturl_usage[] = {
75 N_("git remote get-url [--push] [--all] <name>"),
76 NULL
77 };
78
79 static const char * const builtin_remote_seturl_usage[] = {
80 N_("git remote set-url [--push] <name> <newurl> [<oldurl>]"),
81 N_("git remote set-url --add <name> <newurl>"),
82 N_("git remote set-url --delete <name> <url>"),
83 NULL
84 };
85
86 #define GET_REF_STATES (1<<0)
87 #define GET_HEAD_NAMES (1<<1)
88 #define GET_PUSH_REF_STATES (1<<2)
89
90 static int verbose;
91
92 static int fetch_remote(const char *name)
93 {
94 const char *argv[] = { "fetch", name, NULL, NULL };
95 if (verbose) {
96 argv[1] = "-v";
97 argv[2] = name;
98 }
99 printf_ln(_("Updating %s"), name);
100 if (run_command_v_opt(argv, RUN_GIT_CMD))
101 return error(_("Could not fetch %s"), name);
102 return 0;
103 }
104
105 enum {
106 TAGS_UNSET = 0,
107 TAGS_DEFAULT = 1,
108 TAGS_SET = 2
109 };
110
111 #define MIRROR_NONE 0
112 #define MIRROR_FETCH 1
113 #define MIRROR_PUSH 2
114 #define MIRROR_BOTH (MIRROR_FETCH|MIRROR_PUSH)
115
116 static void add_branch(const char *key, const char *branchname,
117 const char *remotename, int mirror, struct strbuf *tmp)
118 {
119 strbuf_reset(tmp);
120 strbuf_addch(tmp, '+');
121 if (mirror)
122 strbuf_addf(tmp, "refs/%s:refs/%s",
123 branchname, branchname);
124 else
125 strbuf_addf(tmp, "refs/heads/%s:refs/remotes/%s/%s",
126 branchname, remotename, branchname);
127 git_config_set_multivar(key, tmp->buf, "^$", 0);
128 }
129
130 static const char mirror_advice[] =
131 N_("--mirror is dangerous and deprecated; please\n"
132 "\t use --mirror=fetch or --mirror=push instead");
133
134 static int parse_mirror_opt(const struct option *opt, const char *arg, int not)
135 {
136 unsigned *mirror = opt->value;
137 if (not)
138 *mirror = MIRROR_NONE;
139 else if (!arg) {
140 warning("%s", _(mirror_advice));
141 *mirror = MIRROR_BOTH;
142 }
143 else if (!strcmp(arg, "fetch"))
144 *mirror = MIRROR_FETCH;
145 else if (!strcmp(arg, "push"))
146 *mirror = MIRROR_PUSH;
147 else
148 return error(_("unknown mirror argument: %s"), arg);
149 return 0;
150 }
151
152 static int add(int argc, const char **argv)
153 {
154 int fetch = 0, fetch_tags = TAGS_DEFAULT;
155 unsigned mirror = MIRROR_NONE;
156 struct string_list track = STRING_LIST_INIT_NODUP;
157 const char *master = NULL;
158 struct remote *remote;
159 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
160 const char *name, *url;
161 int i;
162
163 struct option options[] = {
164 OPT_BOOL('f', "fetch", &fetch, N_("fetch the remote branches")),
165 OPT_SET_INT(0, "tags", &fetch_tags,
166 N_("import all tags and associated objects when fetching"),
167 TAGS_SET),
168 OPT_SET_INT(0, NULL, &fetch_tags,
169 N_("or do not fetch any tag at all (--no-tags)"), TAGS_UNSET),
170 OPT_STRING_LIST('t', "track", &track, N_("branch"),
171 N_("branch(es) to track")),
172 OPT_STRING('m', "master", &master, N_("branch"), N_("master branch")),
173 OPT_CALLBACK_F(0, "mirror", &mirror, "(push|fetch)",
174 N_("set up remote as a mirror to push to or fetch from"),
175 PARSE_OPT_OPTARG | PARSE_OPT_COMP_ARG, parse_mirror_opt),
176 OPT_END()
177 };
178
179 argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage,
180 0);
181
182 if (argc != 2)
183 usage_with_options(builtin_remote_add_usage, options);
184
185 if (mirror && master)
186 die(_("specifying a master branch makes no sense with --mirror"));
187 if (mirror && !(mirror & MIRROR_FETCH) && track.nr)
188 die(_("specifying branches to track makes sense only with fetch mirrors"));
189
190 name = argv[0];
191 url = argv[1];
192
193 remote = remote_get(name);
194 if (remote_is_configured(remote, 1)) {
195 error(_("remote %s already exists."), name);
196 exit(3);
197 }
198
199 if (!valid_remote_name(name))
200 die(_("'%s' is not a valid remote name"), name);
201
202 strbuf_addf(&buf, "remote.%s.url", name);
203 git_config_set(buf.buf, url);
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 add_branch(buf.buf, track.items[i].string,
212 name, mirror, &buf2);
213 }
214 }
215
216 if (mirror & MIRROR_PUSH) {
217 strbuf_reset(&buf);
218 strbuf_addf(&buf, "remote.%s.mirror", name);
219 git_config_set(buf.buf, "true");
220 }
221
222 if (fetch_tags != TAGS_DEFAULT) {
223 strbuf_reset(&buf);
224 strbuf_addf(&buf, "remote.%s.tagopt", name);
225 git_config_set(buf.buf,
226 fetch_tags == TAGS_SET ? "--tags" : "--no-tags");
227 }
228
229 if (fetch && fetch_remote(name))
230 return 1;
231
232 if (master) {
233 strbuf_reset(&buf);
234 strbuf_addf(&buf, "refs/remotes/%s/HEAD", name);
235
236 strbuf_reset(&buf2);
237 strbuf_addf(&buf2, "refs/remotes/%s/%s", name, master);
238
239 if (create_symref(buf.buf, buf2.buf, "remote add"))
240 return error(_("Could not setup master '%s'"), master);
241 }
242
243 strbuf_release(&buf);
244 strbuf_release(&buf2);
245 string_list_clear(&track, 0);
246
247 return 0;
248 }
249
250 struct branch_info {
251 char *remote_name;
252 struct string_list merge;
253 enum rebase_type rebase;
254 char *push_remote_name;
255 };
256
257 static struct string_list branch_list = STRING_LIST_INIT_NODUP;
258
259 static const char *abbrev_ref(const char *name, const char *prefix)
260 {
261 skip_prefix(name, prefix, &name);
262 return name;
263 }
264 #define abbrev_branch(name) abbrev_ref((name), "refs/heads/")
265
266 static int config_read_branches(const char *key, const char *value, void *cb)
267 {
268 const char *orig_key = key;
269 char *name;
270 struct string_list_item *item;
271 struct branch_info *info;
272 enum { REMOTE, MERGE, REBASE, PUSH_REMOTE } type;
273 size_t key_len;
274
275 if (!starts_with(key, "branch."))
276 return 0;
277
278 key += strlen("branch.");
279 if (strip_suffix(key, ".remote", &key_len))
280 type = REMOTE;
281 else if (strip_suffix(key, ".merge", &key_len))
282 type = MERGE;
283 else if (strip_suffix(key, ".rebase", &key_len))
284 type = REBASE;
285 else if (strip_suffix(key, ".pushremote", &key_len))
286 type = PUSH_REMOTE;
287 else
288 return 0;
289 name = xmemdupz(key, key_len);
290
291 item = string_list_insert(&branch_list, name);
292
293 if (!item->util)
294 item->util = xcalloc(1, sizeof(struct branch_info));
295 info = item->util;
296 switch (type) {
297 case REMOTE:
298 if (info->remote_name)
299 warning(_("more than one %s"), orig_key);
300 info->remote_name = xstrdup(value);
301 break;
302 case MERGE: {
303 char *space = strchr(value, ' ');
304 value = abbrev_branch(value);
305 while (space) {
306 char *merge;
307 merge = xstrndup(value, space - value);
308 string_list_append(&info->merge, merge);
309 value = abbrev_branch(space + 1);
310 space = strchr(value, ' ');
311 }
312 string_list_append(&info->merge, xstrdup(value));
313 break;
314 }
315 case REBASE:
316 /*
317 * Consider invalid values as false and check the
318 * truth value with >= REBASE_TRUE.
319 */
320 info->rebase = rebase_parse_value(value);
321 break;
322 case PUSH_REMOTE:
323 if (info->push_remote_name)
324 warning(_("more than one %s"), orig_key);
325 info->push_remote_name = xstrdup(value);
326 break;
327 default:
328 BUG("unexpected type=%d", type);
329 }
330
331 return 0;
332 }
333
334 static void read_branches(void)
335 {
336 if (branch_list.nr)
337 return;
338 git_config(config_read_branches, NULL);
339 }
340
341 struct ref_states {
342 struct remote *remote;
343 struct string_list new_refs, stale, tracked, heads, push;
344 int queried;
345 };
346
347 static int get_ref_states(const struct ref *remote_refs, struct ref_states *states)
348 {
349 struct ref *fetch_map = NULL, **tail = &fetch_map;
350 struct ref *ref, *stale_refs;
351 int i;
352
353 for (i = 0; i < states->remote->fetch.nr; i++)
354 if (get_fetch_map(remote_refs, &states->remote->fetch.items[i], &tail, 1))
355 die(_("Could not get fetch map for refspec %s"),
356 states->remote->fetch.raw[i]);
357
358 states->new_refs.strdup_strings = 1;
359 states->tracked.strdup_strings = 1;
360 states->stale.strdup_strings = 1;
361 for (ref = fetch_map; ref; ref = ref->next) {
362 if (!ref->peer_ref || !ref_exists(ref->peer_ref->name))
363 string_list_append(&states->new_refs, abbrev_branch(ref->name));
364 else
365 string_list_append(&states->tracked, abbrev_branch(ref->name));
366 }
367 stale_refs = get_stale_heads(&states->remote->fetch, fetch_map);
368 for (ref = stale_refs; ref; ref = ref->next) {
369 struct string_list_item *item =
370 string_list_append(&states->stale, abbrev_branch(ref->name));
371 item->util = xstrdup(ref->name);
372 }
373 free_refs(stale_refs);
374 free_refs(fetch_map);
375
376 string_list_sort(&states->new_refs);
377 string_list_sort(&states->tracked);
378 string_list_sort(&states->stale);
379
380 return 0;
381 }
382
383 struct push_info {
384 char *dest;
385 int forced;
386 enum {
387 PUSH_STATUS_CREATE = 0,
388 PUSH_STATUS_DELETE,
389 PUSH_STATUS_UPTODATE,
390 PUSH_STATUS_FASTFORWARD,
391 PUSH_STATUS_OUTOFDATE,
392 PUSH_STATUS_NOTQUERIED
393 } status;
394 };
395
396 static int get_push_ref_states(const struct ref *remote_refs,
397 struct ref_states *states)
398 {
399 struct remote *remote = states->remote;
400 struct ref *ref, *local_refs, *push_map;
401 if (remote->mirror)
402 return 0;
403
404 local_refs = get_local_heads();
405 push_map = copy_ref_list(remote_refs);
406
407 match_push_refs(local_refs, &push_map, &remote->push, MATCH_REFS_NONE);
408
409 states->push.strdup_strings = 1;
410 for (ref = push_map; ref; ref = ref->next) {
411 struct string_list_item *item;
412 struct push_info *info;
413
414 if (!ref->peer_ref)
415 continue;
416 oidcpy(&ref->new_oid, &ref->peer_ref->new_oid);
417
418 item = string_list_append(&states->push,
419 abbrev_branch(ref->peer_ref->name));
420 item->util = xcalloc(1, sizeof(struct push_info));
421 info = item->util;
422 info->forced = ref->force;
423 info->dest = xstrdup(abbrev_branch(ref->name));
424
425 if (is_null_oid(&ref->new_oid)) {
426 info->status = PUSH_STATUS_DELETE;
427 } else if (oideq(&ref->old_oid, &ref->new_oid))
428 info->status = PUSH_STATUS_UPTODATE;
429 else if (is_null_oid(&ref->old_oid))
430 info->status = PUSH_STATUS_CREATE;
431 else if (has_object_file(&ref->old_oid) &&
432 ref_newer(&ref->new_oid, &ref->old_oid))
433 info->status = PUSH_STATUS_FASTFORWARD;
434 else
435 info->status = PUSH_STATUS_OUTOFDATE;
436 }
437 free_refs(local_refs);
438 free_refs(push_map);
439 return 0;
440 }
441
442 static int get_push_ref_states_noquery(struct ref_states *states)
443 {
444 int i;
445 struct remote *remote = states->remote;
446 struct string_list_item *item;
447 struct push_info *info;
448
449 if (remote->mirror)
450 return 0;
451
452 states->push.strdup_strings = 1;
453 if (!remote->push.nr) {
454 item = string_list_append(&states->push, _("(matching)"));
455 info = item->util = xcalloc(1, sizeof(struct push_info));
456 info->status = PUSH_STATUS_NOTQUERIED;
457 info->dest = xstrdup(item->string);
458 }
459 for (i = 0; i < remote->push.nr; i++) {
460 const struct refspec_item *spec = &remote->push.items[i];
461 if (spec->matching)
462 item = string_list_append(&states->push, _("(matching)"));
463 else if (strlen(spec->src))
464 item = string_list_append(&states->push, spec->src);
465 else
466 item = string_list_append(&states->push, _("(delete)"));
467
468 info = item->util = xcalloc(1, sizeof(struct push_info));
469 info->forced = spec->force;
470 info->status = PUSH_STATUS_NOTQUERIED;
471 info->dest = xstrdup(spec->dst ? spec->dst : item->string);
472 }
473 return 0;
474 }
475
476 static int get_head_names(const struct ref *remote_refs, struct ref_states *states)
477 {
478 struct ref *ref, *matches;
479 struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map;
480 struct refspec_item refspec;
481
482 memset(&refspec, 0, sizeof(refspec));
483 refspec.force = 0;
484 refspec.pattern = 1;
485 refspec.src = refspec.dst = "refs/heads/*";
486 states->heads.strdup_strings = 1;
487 get_fetch_map(remote_refs, &refspec, &fetch_map_tail, 0);
488 matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"),
489 fetch_map, 1);
490 for (ref = matches; ref; ref = ref->next)
491 string_list_append(&states->heads, abbrev_branch(ref->name));
492
493 free_refs(fetch_map);
494 free_refs(matches);
495
496 return 0;
497 }
498
499 struct known_remote {
500 struct known_remote *next;
501 struct remote *remote;
502 };
503
504 struct known_remotes {
505 struct remote *to_delete;
506 struct known_remote *list;
507 };
508
509 static int add_known_remote(struct remote *remote, void *cb_data)
510 {
511 struct known_remotes *all = cb_data;
512 struct known_remote *r;
513
514 if (!strcmp(all->to_delete->name, remote->name))
515 return 0;
516
517 r = xmalloc(sizeof(*r));
518 r->remote = remote;
519 r->next = all->list;
520 all->list = r;
521 return 0;
522 }
523
524 struct branches_for_remote {
525 struct remote *remote;
526 struct string_list *branches, *skipped;
527 struct known_remotes *keep;
528 };
529
530 static int add_branch_for_removal(const char *refname,
531 const struct object_id *oid, int flags, void *cb_data)
532 {
533 struct branches_for_remote *branches = cb_data;
534 struct refspec_item refspec;
535 struct known_remote *kr;
536
537 memset(&refspec, 0, sizeof(refspec));
538 refspec.dst = (char *)refname;
539 if (remote_find_tracking(branches->remote, &refspec))
540 return 0;
541
542 /* don't delete a branch if another remote also uses it */
543 for (kr = branches->keep->list; kr; kr = kr->next) {
544 memset(&refspec, 0, sizeof(refspec));
545 refspec.dst = (char *)refname;
546 if (!remote_find_tracking(kr->remote, &refspec))
547 return 0;
548 }
549
550 /* don't delete non-remote-tracking refs */
551 if (!starts_with(refname, "refs/remotes/")) {
552 /* advise user how to delete local branches */
553 if (starts_with(refname, "refs/heads/"))
554 string_list_append(branches->skipped,
555 abbrev_branch(refname));
556 /* silently skip over other non-remote refs */
557 return 0;
558 }
559
560 string_list_append(branches->branches, refname);
561
562 return 0;
563 }
564
565 struct rename_info {
566 const char *old_name;
567 const char *new_name;
568 struct string_list *remote_branches;
569 };
570
571 static int read_remote_branches(const char *refname,
572 const struct object_id *oid, int flags, void *cb_data)
573 {
574 struct rename_info *rename = cb_data;
575 struct strbuf buf = STRBUF_INIT;
576 struct string_list_item *item;
577 int flag;
578 const char *symref;
579
580 strbuf_addf(&buf, "refs/remotes/%s/", rename->old_name);
581 if (starts_with(refname, buf.buf)) {
582 item = string_list_append(rename->remote_branches, refname);
583 symref = resolve_ref_unsafe(refname, RESOLVE_REF_READING,
584 NULL, &flag);
585 if (symref && (flag & REF_ISSYMREF))
586 item->util = xstrdup(symref);
587 else
588 item->util = NULL;
589 }
590 strbuf_release(&buf);
591
592 return 0;
593 }
594
595 static int migrate_file(struct remote *remote)
596 {
597 struct strbuf buf = STRBUF_INIT;
598 int i;
599
600 strbuf_addf(&buf, "remote.%s.url", remote->name);
601 for (i = 0; i < remote->url_nr; i++)
602 git_config_set_multivar(buf.buf, remote->url[i], "^$", 0);
603 strbuf_reset(&buf);
604 strbuf_addf(&buf, "remote.%s.push", remote->name);
605 for (i = 0; i < remote->push.raw_nr; i++)
606 git_config_set_multivar(buf.buf, remote->push.raw[i], "^$", 0);
607 strbuf_reset(&buf);
608 strbuf_addf(&buf, "remote.%s.fetch", remote->name);
609 for (i = 0; i < remote->fetch.raw_nr; i++)
610 git_config_set_multivar(buf.buf, remote->fetch.raw[i], "^$", 0);
611 if (remote->origin == REMOTE_REMOTES)
612 unlink_or_warn(git_path("remotes/%s", remote->name));
613 else if (remote->origin == REMOTE_BRANCHES)
614 unlink_or_warn(git_path("branches/%s", remote->name));
615 strbuf_release(&buf);
616
617 return 0;
618 }
619
620 struct push_default_info
621 {
622 const char *old_name;
623 enum config_scope scope;
624 struct strbuf origin;
625 int linenr;
626 };
627
628 static int config_read_push_default(const char *key, const char *value,
629 void *cb)
630 {
631 struct push_default_info* info = cb;
632 if (strcmp(key, "remote.pushdefault") ||
633 !value || strcmp(value, info->old_name))
634 return 0;
635
636 info->scope = current_config_scope();
637 strbuf_reset(&info->origin);
638 strbuf_addstr(&info->origin, current_config_name());
639 info->linenr = current_config_line();
640
641 return 0;
642 }
643
644 static void handle_push_default(const char* old_name, const char* new_name)
645 {
646 struct push_default_info push_default = {
647 old_name, CONFIG_SCOPE_UNKNOWN, STRBUF_INIT, -1 };
648 git_config(config_read_push_default, &push_default);
649 if (push_default.scope >= CONFIG_SCOPE_COMMAND)
650 ; /* pass */
651 else if (push_default.scope >= CONFIG_SCOPE_LOCAL) {
652 int result = git_config_set_gently("remote.pushDefault",
653 new_name);
654 if (new_name && result && result != CONFIG_NOTHING_SET)
655 die(_("could not set '%s'"), "remote.pushDefault");
656 else if (!new_name && result && result != CONFIG_NOTHING_SET)
657 die(_("could not unset '%s'"), "remote.pushDefault");
658 } else if (push_default.scope >= CONFIG_SCOPE_SYSTEM) {
659 /* warn */
660 warning(_("The %s configuration remote.pushDefault in:\n"
661 "\t%s:%d\n"
662 "now names the non-existent remote '%s'"),
663 config_scope_name(push_default.scope),
664 push_default.origin.buf, push_default.linenr,
665 old_name);
666 }
667 }
668
669
670 static int mv(int argc, const char **argv)
671 {
672 struct option options[] = {
673 OPT_END()
674 };
675 struct remote *oldremote, *newremote;
676 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT, buf3 = STRBUF_INIT,
677 old_remote_context = STRBUF_INIT;
678 struct string_list remote_branches = STRING_LIST_INIT_DUP;
679 struct rename_info rename;
680 int i, refspec_updated = 0;
681
682 if (argc != 3)
683 usage_with_options(builtin_remote_rename_usage, options);
684
685 rename.old_name = argv[1];
686 rename.new_name = argv[2];
687 rename.remote_branches = &remote_branches;
688
689 oldremote = remote_get(rename.old_name);
690 if (!remote_is_configured(oldremote, 1)) {
691 error(_("No such remote: '%s'"), rename.old_name);
692 exit(2);
693 }
694
695 if (!strcmp(rename.old_name, rename.new_name) && oldremote->origin != REMOTE_CONFIG)
696 return migrate_file(oldremote);
697
698 newremote = remote_get(rename.new_name);
699 if (remote_is_configured(newremote, 1)) {
700 error(_("remote %s already exists."), rename.new_name);
701 exit(3);
702 }
703
704 if (!valid_remote_name(rename.new_name))
705 die(_("'%s' is not a valid remote name"), rename.new_name);
706
707 strbuf_addf(&buf, "remote.%s", rename.old_name);
708 strbuf_addf(&buf2, "remote.%s", rename.new_name);
709 if (git_config_rename_section(buf.buf, buf2.buf) < 1)
710 return error(_("Could not rename config section '%s' to '%s'"),
711 buf.buf, buf2.buf);
712
713 strbuf_reset(&buf);
714 strbuf_addf(&buf, "remote.%s.fetch", rename.new_name);
715 git_config_set_multivar(buf.buf, NULL, NULL, CONFIG_FLAGS_MULTI_REPLACE);
716 strbuf_addf(&old_remote_context, ":refs/remotes/%s/", rename.old_name);
717 for (i = 0; i < oldremote->fetch.raw_nr; i++) {
718 char *ptr;
719
720 strbuf_reset(&buf2);
721 strbuf_addstr(&buf2, oldremote->fetch.raw[i]);
722 ptr = strstr(buf2.buf, old_remote_context.buf);
723 if (ptr) {
724 refspec_updated = 1;
725 strbuf_splice(&buf2,
726 ptr-buf2.buf + strlen(":refs/remotes/"),
727 strlen(rename.old_name), rename.new_name,
728 strlen(rename.new_name));
729 } else
730 warning(_("Not updating non-default fetch refspec\n"
731 "\t%s\n"
732 "\tPlease update the configuration manually if necessary."),
733 buf2.buf);
734
735 git_config_set_multivar(buf.buf, buf2.buf, "^$", 0);
736 }
737
738 read_branches();
739 for (i = 0; i < branch_list.nr; i++) {
740 struct string_list_item *item = branch_list.items + i;
741 struct branch_info *info = item->util;
742 if (info->remote_name && !strcmp(info->remote_name, rename.old_name)) {
743 strbuf_reset(&buf);
744 strbuf_addf(&buf, "branch.%s.remote", item->string);
745 git_config_set(buf.buf, rename.new_name);
746 }
747 if (info->push_remote_name && !strcmp(info->push_remote_name, rename.old_name)) {
748 strbuf_reset(&buf);
749 strbuf_addf(&buf, "branch.%s.pushremote", item->string);
750 git_config_set(buf.buf, rename.new_name);
751 }
752 }
753
754 if (!refspec_updated)
755 return 0;
756
757 /*
758 * First remove symrefs, then rename the rest, finally create
759 * the new symrefs.
760 */
761 for_each_ref(read_remote_branches, &rename);
762 for (i = 0; i < remote_branches.nr; i++) {
763 struct string_list_item *item = remote_branches.items + i;
764 int flag = 0;
765
766 read_ref_full(item->string, RESOLVE_REF_READING, NULL, &flag);
767 if (!(flag & REF_ISSYMREF))
768 continue;
769 if (delete_ref(NULL, item->string, NULL, REF_NO_DEREF))
770 die(_("deleting '%s' failed"), item->string);
771 }
772 for (i = 0; i < remote_branches.nr; i++) {
773 struct string_list_item *item = remote_branches.items + i;
774
775 if (item->util)
776 continue;
777 strbuf_reset(&buf);
778 strbuf_addstr(&buf, item->string);
779 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old_name),
780 rename.new_name, strlen(rename.new_name));
781 strbuf_reset(&buf2);
782 strbuf_addf(&buf2, "remote: renamed %s to %s",
783 item->string, buf.buf);
784 if (rename_ref(item->string, buf.buf, buf2.buf))
785 die(_("renaming '%s' failed"), item->string);
786 }
787 for (i = 0; i < remote_branches.nr; i++) {
788 struct string_list_item *item = remote_branches.items + i;
789
790 if (!item->util)
791 continue;
792 strbuf_reset(&buf);
793 strbuf_addstr(&buf, item->string);
794 strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old_name),
795 rename.new_name, strlen(rename.new_name));
796 strbuf_reset(&buf2);
797 strbuf_addstr(&buf2, item->util);
798 strbuf_splice(&buf2, strlen("refs/remotes/"), strlen(rename.old_name),
799 rename.new_name, strlen(rename.new_name));
800 strbuf_reset(&buf3);
801 strbuf_addf(&buf3, "remote: renamed %s to %s",
802 item->string, buf.buf);
803 if (create_symref(buf.buf, buf2.buf, buf3.buf))
804 die(_("creating '%s' failed"), buf.buf);
805 }
806 string_list_clear(&remote_branches, 1);
807
808 handle_push_default(rename.old_name, rename.new_name);
809
810 return 0;
811 }
812
813 static int rm(int argc, const char **argv)
814 {
815 struct option options[] = {
816 OPT_END()
817 };
818 struct remote *remote;
819 struct strbuf buf = STRBUF_INIT;
820 struct known_remotes known_remotes = { NULL, NULL };
821 struct string_list branches = STRING_LIST_INIT_DUP;
822 struct string_list skipped = STRING_LIST_INIT_DUP;
823 struct branches_for_remote cb_data;
824 int i, result;
825
826 memset(&cb_data, 0, sizeof(cb_data));
827 cb_data.branches = &branches;
828 cb_data.skipped = &skipped;
829 cb_data.keep = &known_remotes;
830
831 if (argc != 2)
832 usage_with_options(builtin_remote_rm_usage, options);
833
834 remote = remote_get(argv[1]);
835 if (!remote_is_configured(remote, 1)) {
836 error(_("No such remote: '%s'"), argv[1]);
837 exit(2);
838 }
839
840 known_remotes.to_delete = remote;
841 for_each_remote(add_known_remote, &known_remotes);
842
843 read_branches();
844 for (i = 0; i < branch_list.nr; i++) {
845 struct string_list_item *item = branch_list.items + i;
846 struct branch_info *info = item->util;
847 if (info->remote_name && !strcmp(info->remote_name, remote->name)) {
848 const char *keys[] = { "remote", "merge", NULL }, **k;
849 for (k = keys; *k; k++) {
850 strbuf_reset(&buf);
851 strbuf_addf(&buf, "branch.%s.%s",
852 item->string, *k);
853 result = git_config_set_gently(buf.buf, NULL);
854 if (result && result != CONFIG_NOTHING_SET)
855 die(_("could not unset '%s'"), buf.buf);
856 }
857 }
858 if (info->push_remote_name && !strcmp(info->push_remote_name, remote->name)) {
859 strbuf_reset(&buf);
860 strbuf_addf(&buf, "branch.%s.pushremote", item->string);
861 result = git_config_set_gently(buf.buf, NULL);
862 if (result && result != CONFIG_NOTHING_SET)
863 die(_("could not unset '%s'"), buf.buf);
864 }
865 }
866
867 /*
868 * We cannot just pass a function to for_each_ref() which deletes
869 * the branches one by one, since for_each_ref() relies on cached
870 * refs, which are invalidated when deleting a branch.
871 */
872 cb_data.remote = remote;
873 result = for_each_ref(add_branch_for_removal, &cb_data);
874 strbuf_release(&buf);
875
876 if (!result)
877 result = delete_refs("remote: remove", &branches, REF_NO_DEREF);
878 string_list_clear(&branches, 0);
879
880 if (skipped.nr) {
881 fprintf_ln(stderr,
882 Q_("Note: A branch outside the refs/remotes/ hierarchy was not removed;\n"
883 "to delete it, use:",
884 "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n"
885 "to delete them, use:",
886 skipped.nr));
887 for (i = 0; i < skipped.nr; i++)
888 fprintf(stderr, " git branch -d %s\n",
889 skipped.items[i].string);
890 }
891 string_list_clear(&skipped, 0);
892
893 if (!result) {
894 strbuf_addf(&buf, "remote.%s", remote->name);
895 if (git_config_rename_section(buf.buf, NULL) < 1)
896 return error(_("Could not remove config section '%s'"), buf.buf);
897
898 handle_push_default(remote->name, NULL);
899 }
900
901 return result;
902 }
903
904 static void clear_push_info(void *util, const char *string)
905 {
906 struct push_info *info = util;
907 free(info->dest);
908 free(info);
909 }
910
911 static void free_remote_ref_states(struct ref_states *states)
912 {
913 string_list_clear(&states->new_refs, 0);
914 string_list_clear(&states->stale, 1);
915 string_list_clear(&states->tracked, 0);
916 string_list_clear(&states->heads, 0);
917 string_list_clear_func(&states->push, clear_push_info);
918 }
919
920 static int append_ref_to_tracked_list(const char *refname,
921 const struct object_id *oid, int flags, void *cb_data)
922 {
923 struct ref_states *states = cb_data;
924 struct refspec_item refspec;
925
926 if (flags & REF_ISSYMREF)
927 return 0;
928
929 memset(&refspec, 0, sizeof(refspec));
930 refspec.dst = (char *)refname;
931 if (!remote_find_tracking(states->remote, &refspec))
932 string_list_append(&states->tracked, abbrev_branch(refspec.src));
933
934 return 0;
935 }
936
937 static int get_remote_ref_states(const char *name,
938 struct ref_states *states,
939 int query)
940 {
941 struct transport *transport;
942 const struct ref *remote_refs;
943
944 states->remote = remote_get(name);
945 if (!states->remote)
946 return error(_("No such remote: '%s'"), name);
947
948 read_branches();
949
950 if (query) {
951 transport = transport_get(states->remote, states->remote->url_nr > 0 ?
952 states->remote->url[0] : NULL);
953 remote_refs = transport_get_remote_refs(transport, NULL);
954 transport_disconnect(transport);
955
956 states->queried = 1;
957 if (query & GET_REF_STATES)
958 get_ref_states(remote_refs, states);
959 if (query & GET_HEAD_NAMES)
960 get_head_names(remote_refs, states);
961 if (query & GET_PUSH_REF_STATES)
962 get_push_ref_states(remote_refs, states);
963 } else {
964 for_each_ref(append_ref_to_tracked_list, states);
965 string_list_sort(&states->tracked);
966 get_push_ref_states_noquery(states);
967 }
968
969 return 0;
970 }
971
972 struct show_info {
973 struct string_list *list;
974 struct ref_states *states;
975 int width, width2;
976 int any_rebase;
977 };
978
979 static int add_remote_to_show_info(struct string_list_item *item, void *cb_data)
980 {
981 struct show_info *info = cb_data;
982 int n = strlen(item->string);
983 if (n > info->width)
984 info->width = n;
985 string_list_insert(info->list, item->string);
986 return 0;
987 }
988
989 static int show_remote_info_item(struct string_list_item *item, void *cb_data)
990 {
991 struct show_info *info = cb_data;
992 struct ref_states *states = info->states;
993 const char *name = item->string;
994
995 if (states->queried) {
996 const char *fmt = "%s";
997 const char *arg = "";
998 if (string_list_has_string(&states->new_refs, name)) {
999 fmt = _(" new (next fetch will store in remotes/%s)");
1000 arg = states->remote->name;
1001 } else if (string_list_has_string(&states->tracked, name))
1002 arg = _(" tracked");
1003 else if (string_list_has_string(&states->stale, name))
1004 arg = _(" stale (use 'git remote prune' to remove)");
1005 else
1006 arg = _(" ???");
1007 printf(" %-*s", info->width, name);
1008 printf(fmt, arg);
1009 printf("\n");
1010 } else
1011 printf(" %s\n", name);
1012
1013 return 0;
1014 }
1015
1016 static int add_local_to_show_info(struct string_list_item *branch_item, void *cb_data)
1017 {
1018 struct show_info *show_info = cb_data;
1019 struct ref_states *states = show_info->states;
1020 struct branch_info *branch_info = branch_item->util;
1021 struct string_list_item *item;
1022 int n;
1023
1024 if (!branch_info->merge.nr || !branch_info->remote_name ||
1025 strcmp(states->remote->name, branch_info->remote_name))
1026 return 0;
1027 if ((n = strlen(branch_item->string)) > show_info->width)
1028 show_info->width = n;
1029 if (branch_info->rebase >= REBASE_TRUE)
1030 show_info->any_rebase = 1;
1031
1032 item = string_list_insert(show_info->list, branch_item->string);
1033 item->util = branch_info;
1034
1035 return 0;
1036 }
1037
1038 static int show_local_info_item(struct string_list_item *item, void *cb_data)
1039 {
1040 struct show_info *show_info = cb_data;
1041 struct branch_info *branch_info = item->util;
1042 struct string_list *merge = &branch_info->merge;
1043 int width = show_info->width + 4;
1044 int i;
1045
1046 if (branch_info->rebase >= REBASE_TRUE && branch_info->merge.nr > 1) {
1047 error(_("invalid branch.%s.merge; cannot rebase onto > 1 branch"),
1048 item->string);
1049 return 0;
1050 }
1051
1052 printf(" %-*s ", show_info->width, item->string);
1053 if (branch_info->rebase >= REBASE_TRUE) {
1054 const char *msg;
1055 if (branch_info->rebase == REBASE_INTERACTIVE)
1056 msg = _("rebases interactively onto remote %s");
1057 else if (branch_info->rebase == REBASE_MERGES)
1058 msg = _("rebases interactively (with merges) onto "
1059 "remote %s");
1060 else
1061 msg = _("rebases onto remote %s");
1062 printf_ln(msg, merge->items[0].string);
1063 return 0;
1064 } else if (show_info->any_rebase) {
1065 printf_ln(_(" merges with remote %s"), merge->items[0].string);
1066 width++;
1067 } else {
1068 printf_ln(_("merges with remote %s"), merge->items[0].string);
1069 }
1070 for (i = 1; i < merge->nr; i++)
1071 printf(_("%-*s and with remote %s\n"), width, "",
1072 merge->items[i].string);
1073
1074 return 0;
1075 }
1076
1077 static int add_push_to_show_info(struct string_list_item *push_item, void *cb_data)
1078 {
1079 struct show_info *show_info = cb_data;
1080 struct push_info *push_info = push_item->util;
1081 struct string_list_item *item;
1082 int n;
1083 if ((n = strlen(push_item->string)) > show_info->width)
1084 show_info->width = n;
1085 if ((n = strlen(push_info->dest)) > show_info->width2)
1086 show_info->width2 = n;
1087 item = string_list_append(show_info->list, push_item->string);
1088 item->util = push_item->util;
1089 return 0;
1090 }
1091
1092 /*
1093 * Sorting comparison for a string list that has push_info
1094 * structs in its util field
1095 */
1096 static int cmp_string_with_push(const void *va, const void *vb)
1097 {
1098 const struct string_list_item *a = va;
1099 const struct string_list_item *b = vb;
1100 const struct push_info *a_push = a->util;
1101 const struct push_info *b_push = b->util;
1102 int cmp = strcmp(a->string, b->string);
1103 return cmp ? cmp : strcmp(a_push->dest, b_push->dest);
1104 }
1105
1106 static int show_push_info_item(struct string_list_item *item, void *cb_data)
1107 {
1108 struct show_info *show_info = cb_data;
1109 struct push_info *push_info = item->util;
1110 const char *src = item->string, *status = NULL;
1111
1112 switch (push_info->status) {
1113 case PUSH_STATUS_CREATE:
1114 status = _("create");
1115 break;
1116 case PUSH_STATUS_DELETE:
1117 status = _("delete");
1118 src = _("(none)");
1119 break;
1120 case PUSH_STATUS_UPTODATE:
1121 status = _("up to date");
1122 break;
1123 case PUSH_STATUS_FASTFORWARD:
1124 status = _("fast-forwardable");
1125 break;
1126 case PUSH_STATUS_OUTOFDATE:
1127 status = _("local out of date");
1128 break;
1129 case PUSH_STATUS_NOTQUERIED:
1130 break;
1131 }
1132 if (status) {
1133 if (push_info->forced)
1134 printf_ln(_(" %-*s forces to %-*s (%s)"), show_info->width, src,
1135 show_info->width2, push_info->dest, status);
1136 else
1137 printf_ln(_(" %-*s pushes to %-*s (%s)"), show_info->width, src,
1138 show_info->width2, push_info->dest, status);
1139 } else {
1140 if (push_info->forced)
1141 printf_ln(_(" %-*s forces to %s"), show_info->width, src,
1142 push_info->dest);
1143 else
1144 printf_ln(_(" %-*s pushes to %s"), show_info->width, src,
1145 push_info->dest);
1146 }
1147 return 0;
1148 }
1149
1150 static int get_one_entry(struct remote *remote, void *priv)
1151 {
1152 struct string_list *list = priv;
1153 struct strbuf url_buf = STRBUF_INIT;
1154 const char **url;
1155 int i, url_nr;
1156
1157 if (remote->url_nr > 0) {
1158 strbuf_addf(&url_buf, "%s (fetch)", remote->url[0]);
1159 string_list_append(list, remote->name)->util =
1160 strbuf_detach(&url_buf, NULL);
1161 } else
1162 string_list_append(list, remote->name)->util = NULL;
1163 if (remote->pushurl_nr) {
1164 url = remote->pushurl;
1165 url_nr = remote->pushurl_nr;
1166 } else {
1167 url = remote->url;
1168 url_nr = remote->url_nr;
1169 }
1170 for (i = 0; i < url_nr; i++)
1171 {
1172 strbuf_addf(&url_buf, "%s (push)", url[i]);
1173 string_list_append(list, remote->name)->util =
1174 strbuf_detach(&url_buf, NULL);
1175 }
1176
1177 return 0;
1178 }
1179
1180 static int show_all(void)
1181 {
1182 struct string_list list = STRING_LIST_INIT_NODUP;
1183 int result;
1184
1185 list.strdup_strings = 1;
1186 result = for_each_remote(get_one_entry, &list);
1187
1188 if (!result) {
1189 int i;
1190
1191 string_list_sort(&list);
1192 for (i = 0; i < list.nr; i++) {
1193 struct string_list_item *item = list.items + i;
1194 if (verbose)
1195 printf("%s\t%s\n", item->string,
1196 item->util ? (const char *)item->util : "");
1197 else {
1198 if (i && !strcmp((item - 1)->string, item->string))
1199 continue;
1200 printf("%s\n", item->string);
1201 }
1202 }
1203 }
1204 string_list_clear(&list, 1);
1205 return result;
1206 }
1207
1208 static int show(int argc, const char **argv)
1209 {
1210 int no_query = 0, result = 0, query_flag = 0;
1211 struct option options[] = {
1212 OPT_BOOL('n', NULL, &no_query, N_("do not query remotes")),
1213 OPT_END()
1214 };
1215 struct ref_states states;
1216 struct string_list info_list = STRING_LIST_INIT_NODUP;
1217 struct show_info info;
1218
1219 argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage,
1220 0);
1221
1222 if (argc < 1)
1223 return show_all();
1224
1225 if (!no_query)
1226 query_flag = (GET_REF_STATES | GET_HEAD_NAMES | GET_PUSH_REF_STATES);
1227
1228 memset(&states, 0, sizeof(states));
1229 memset(&info, 0, sizeof(info));
1230 info.states = &states;
1231 info.list = &info_list;
1232 for (; argc; argc--, argv++) {
1233 int i;
1234 const char **url;
1235 int url_nr;
1236
1237 get_remote_ref_states(*argv, &states, query_flag);
1238
1239 printf_ln(_("* remote %s"), *argv);
1240 printf_ln(_(" Fetch URL: %s"), states.remote->url_nr > 0 ?
1241 states.remote->url[0] : _("(no URL)"));
1242 if (states.remote->pushurl_nr) {
1243 url = states.remote->pushurl;
1244 url_nr = states.remote->pushurl_nr;
1245 } else {
1246 url = states.remote->url;
1247 url_nr = states.remote->url_nr;
1248 }
1249 for (i = 0; i < url_nr; i++)
1250 /*
1251 * TRANSLATORS: the colon ':' should align
1252 * with the one in " Fetch URL: %s"
1253 * translation.
1254 */
1255 printf_ln(_(" Push URL: %s"), url[i]);
1256 if (!i)
1257 printf_ln(_(" Push URL: %s"), _("(no URL)"));
1258 if (no_query)
1259 printf_ln(_(" HEAD branch: %s"), _("(not queried)"));
1260 else if (!states.heads.nr)
1261 printf_ln(_(" HEAD branch: %s"), _("(unknown)"));
1262 else if (states.heads.nr == 1)
1263 printf_ln(_(" HEAD branch: %s"), states.heads.items[0].string);
1264 else {
1265 printf(_(" HEAD branch (remote HEAD is ambiguous,"
1266 " may be one of the following):\n"));
1267 for (i = 0; i < states.heads.nr; i++)
1268 printf(" %s\n", states.heads.items[i].string);
1269 }
1270
1271 /* remote branch info */
1272 info.width = 0;
1273 for_each_string_list(&states.new_refs, add_remote_to_show_info, &info);
1274 for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
1275 for_each_string_list(&states.stale, add_remote_to_show_info, &info);
1276 if (info.list->nr)
1277 printf_ln(Q_(" Remote branch:%s",
1278 " Remote branches:%s",
1279 info.list->nr),
1280 no_query ? _(" (status not queried)") : "");
1281 for_each_string_list(info.list, show_remote_info_item, &info);
1282 string_list_clear(info.list, 0);
1283
1284 /* git pull info */
1285 info.width = 0;
1286 info.any_rebase = 0;
1287 for_each_string_list(&branch_list, add_local_to_show_info, &info);
1288 if (info.list->nr)
1289 printf_ln(Q_(" Local branch configured for 'git pull':",
1290 " Local branches configured for 'git pull':",
1291 info.list->nr));
1292 for_each_string_list(info.list, show_local_info_item, &info);
1293 string_list_clear(info.list, 0);
1294
1295 /* git push info */
1296 if (states.remote->mirror)
1297 printf_ln(_(" Local refs will be mirrored by 'git push'"));
1298
1299 info.width = info.width2 = 0;
1300 for_each_string_list(&states.push, add_push_to_show_info, &info);
1301 QSORT(info.list->items, info.list->nr, cmp_string_with_push);
1302 if (info.list->nr)
1303 printf_ln(Q_(" Local ref configured for 'git push'%s:",
1304 " Local refs configured for 'git push'%s:",
1305 info.list->nr),
1306 no_query ? _(" (status not queried)") : "");
1307 for_each_string_list(info.list, show_push_info_item, &info);
1308 string_list_clear(info.list, 0);
1309
1310 free_remote_ref_states(&states);
1311 }
1312
1313 return result;
1314 }
1315
1316 static int set_head(int argc, const char **argv)
1317 {
1318 int i, opt_a = 0, opt_d = 0, result = 0;
1319 struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
1320 char *head_name = NULL;
1321
1322 struct option options[] = {
1323 OPT_BOOL('a', "auto", &opt_a,
1324 N_("set refs/remotes/<name>/HEAD according to remote")),
1325 OPT_BOOL('d', "delete", &opt_d,
1326 N_("delete refs/remotes/<name>/HEAD")),
1327 OPT_END()
1328 };
1329 argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage,
1330 0);
1331 if (argc)
1332 strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]);
1333
1334 if (!opt_a && !opt_d && argc == 2) {
1335 head_name = xstrdup(argv[1]);
1336 } else if (opt_a && !opt_d && argc == 1) {
1337 struct ref_states states;
1338 memset(&states, 0, sizeof(states));
1339 get_remote_ref_states(argv[0], &states, GET_HEAD_NAMES);
1340 if (!states.heads.nr)
1341 result |= error(_("Cannot determine remote HEAD"));
1342 else if (states.heads.nr > 1) {
1343 result |= error(_("Multiple remote HEAD branches. "
1344 "Please choose one explicitly with:"));
1345 for (i = 0; i < states.heads.nr; i++)
1346 fprintf(stderr, " git remote set-head %s %s\n",
1347 argv[0], states.heads.items[i].string);
1348 } else
1349 head_name = xstrdup(states.heads.items[0].string);
1350 free_remote_ref_states(&states);
1351 } else if (opt_d && !opt_a && argc == 1) {
1352 if (delete_ref(NULL, buf.buf, NULL, REF_NO_DEREF))
1353 result |= error(_("Could not delete %s"), buf.buf);
1354 } else
1355 usage_with_options(builtin_remote_sethead_usage, options);
1356
1357 if (head_name) {
1358 strbuf_addf(&buf2, "refs/remotes/%s/%s", argv[0], head_name);
1359 /* make sure it's valid */
1360 if (!ref_exists(buf2.buf))
1361 result |= error(_("Not a valid ref: %s"), buf2.buf);
1362 else if (create_symref(buf.buf, buf2.buf, "remote set-head"))
1363 result |= error(_("Could not setup %s"), buf.buf);
1364 else if (opt_a)
1365 printf("%s/HEAD set to %s\n", argv[0], head_name);
1366 free(head_name);
1367 }
1368
1369 strbuf_release(&buf);
1370 strbuf_release(&buf2);
1371 return result;
1372 }
1373
1374 static int prune_remote(const char *remote, int dry_run)
1375 {
1376 int result = 0;
1377 struct ref_states states;
1378 struct string_list refs_to_prune = STRING_LIST_INIT_NODUP;
1379 struct string_list_item *item;
1380 const char *dangling_msg = dry_run
1381 ? _(" %s will become dangling!")
1382 : _(" %s has become dangling!");
1383
1384 memset(&states, 0, sizeof(states));
1385 get_remote_ref_states(remote, &states, GET_REF_STATES);
1386
1387 if (!states.stale.nr) {
1388 free_remote_ref_states(&states);
1389 return 0;
1390 }
1391
1392 printf_ln(_("Pruning %s"), remote);
1393 printf_ln(_("URL: %s"),
1394 states.remote->url_nr
1395 ? states.remote->url[0]
1396 : _("(no URL)"));
1397
1398 for_each_string_list_item(item, &states.stale)
1399 string_list_append(&refs_to_prune, item->util);
1400 string_list_sort(&refs_to_prune);
1401
1402 if (!dry_run)
1403 result |= delete_refs("remote: prune", &refs_to_prune, 0);
1404
1405 for_each_string_list_item(item, &states.stale) {
1406 const char *refname = item->util;
1407
1408 if (dry_run)
1409 printf_ln(_(" * [would prune] %s"),
1410 abbrev_ref(refname, "refs/remotes/"));
1411 else
1412 printf_ln(_(" * [pruned] %s"),
1413 abbrev_ref(refname, "refs/remotes/"));
1414 }
1415
1416 warn_dangling_symrefs(stdout, dangling_msg, &refs_to_prune);
1417
1418 string_list_clear(&refs_to_prune, 0);
1419 free_remote_ref_states(&states);
1420 return result;
1421 }
1422
1423 static int prune(int argc, const char **argv)
1424 {
1425 int dry_run = 0, result = 0;
1426 struct option options[] = {
1427 OPT__DRY_RUN(&dry_run, N_("dry run")),
1428 OPT_END()
1429 };
1430
1431 argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage,
1432 0);
1433
1434 if (argc < 1)
1435 usage_with_options(builtin_remote_prune_usage, options);
1436
1437 for (; argc; argc--, argv++)
1438 result |= prune_remote(*argv, dry_run);
1439
1440 return result;
1441 }
1442
1443 static int get_remote_default(const char *key, const char *value, void *priv)
1444 {
1445 if (strcmp(key, "remotes.default") == 0) {
1446 int *found = priv;
1447 *found = 1;
1448 }
1449 return 0;
1450 }
1451
1452 static int update(int argc, const char **argv)
1453 {
1454 int i, prune = -1;
1455 struct option options[] = {
1456 OPT_BOOL('p', "prune", &prune,
1457 N_("prune remotes after fetching")),
1458 OPT_END()
1459 };
1460 struct strvec fetch_argv = STRVEC_INIT;
1461 int default_defined = 0;
1462 int retval;
1463
1464 argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage,
1465 PARSE_OPT_KEEP_ARGV0);
1466
1467 strvec_push(&fetch_argv, "fetch");
1468
1469 if (prune != -1)
1470 strvec_push(&fetch_argv, prune ? "--prune" : "--no-prune");
1471 if (verbose)
1472 strvec_push(&fetch_argv, "-v");
1473 strvec_push(&fetch_argv, "--multiple");
1474 if (argc < 2)
1475 strvec_push(&fetch_argv, "default");
1476 for (i = 1; i < argc; i++)
1477 strvec_push(&fetch_argv, argv[i]);
1478
1479 if (strcmp(fetch_argv.v[fetch_argv.nr-1], "default") == 0) {
1480 git_config(get_remote_default, &default_defined);
1481 if (!default_defined) {
1482 strvec_pop(&fetch_argv);
1483 strvec_push(&fetch_argv, "--all");
1484 }
1485 }
1486
1487 retval = run_command_v_opt(fetch_argv.v, RUN_GIT_CMD);
1488 strvec_clear(&fetch_argv);
1489 return retval;
1490 }
1491
1492 static int remove_all_fetch_refspecs(const char *key)
1493 {
1494 return git_config_set_multivar_gently(key, NULL, NULL,
1495 CONFIG_FLAGS_MULTI_REPLACE);
1496 }
1497
1498 static void add_branches(struct remote *remote, const char **branches,
1499 const char *key)
1500 {
1501 const char *remotename = remote->name;
1502 int mirror = remote->mirror;
1503 struct strbuf refspec = STRBUF_INIT;
1504
1505 for (; *branches; branches++)
1506 add_branch(key, *branches, remotename, mirror, &refspec);
1507
1508 strbuf_release(&refspec);
1509 }
1510
1511 static int set_remote_branches(const char *remotename, const char **branches,
1512 int add_mode)
1513 {
1514 struct strbuf key = STRBUF_INIT;
1515 struct remote *remote;
1516
1517 strbuf_addf(&key, "remote.%s.fetch", remotename);
1518
1519 remote = remote_get(remotename);
1520 if (!remote_is_configured(remote, 1)) {
1521 error(_("No such remote '%s'"), remotename);
1522 exit(2);
1523 }
1524
1525 if (!add_mode && remove_all_fetch_refspecs(key.buf)) {
1526 strbuf_release(&key);
1527 return 1;
1528 }
1529 add_branches(remote, branches, key.buf);
1530
1531 strbuf_release(&key);
1532 return 0;
1533 }
1534
1535 static int set_branches(int argc, const char **argv)
1536 {
1537 int add_mode = 0;
1538 struct option options[] = {
1539 OPT_BOOL('\0', "add", &add_mode, N_("add branch")),
1540 OPT_END()
1541 };
1542
1543 argc = parse_options(argc, argv, NULL, options,
1544 builtin_remote_setbranches_usage, 0);
1545 if (argc == 0) {
1546 error(_("no remote specified"));
1547 usage_with_options(builtin_remote_setbranches_usage, options);
1548 }
1549 argv[argc] = NULL;
1550
1551 return set_remote_branches(argv[0], argv + 1, add_mode);
1552 }
1553
1554 static int get_url(int argc, const char **argv)
1555 {
1556 int i, push_mode = 0, all_mode = 0;
1557 const char *remotename = NULL;
1558 struct remote *remote;
1559 const char **url;
1560 int url_nr;
1561 struct option options[] = {
1562 OPT_BOOL('\0', "push", &push_mode,
1563 N_("query push URLs rather than fetch URLs")),
1564 OPT_BOOL('\0', "all", &all_mode,
1565 N_("return all URLs")),
1566 OPT_END()
1567 };
1568 argc = parse_options(argc, argv, NULL, options, builtin_remote_geturl_usage, 0);
1569
1570 if (argc != 1)
1571 usage_with_options(builtin_remote_geturl_usage, options);
1572
1573 remotename = argv[0];
1574
1575 remote = remote_get(remotename);
1576 if (!remote_is_configured(remote, 1)) {
1577 error(_("No such remote '%s'"), remotename);
1578 exit(2);
1579 }
1580
1581 url_nr = 0;
1582 if (push_mode) {
1583 url = remote->pushurl;
1584 url_nr = remote->pushurl_nr;
1585 }
1586 /* else fetch mode */
1587
1588 /* Use the fetch URL when no push URLs were found or requested. */
1589 if (!url_nr) {
1590 url = remote->url;
1591 url_nr = remote->url_nr;
1592 }
1593
1594 if (!url_nr)
1595 die(_("no URLs configured for remote '%s'"), remotename);
1596
1597 if (all_mode) {
1598 for (i = 0; i < url_nr; i++)
1599 printf_ln("%s", url[i]);
1600 } else {
1601 printf_ln("%s", *url);
1602 }
1603
1604 return 0;
1605 }
1606
1607 static int set_url(int argc, const char **argv)
1608 {
1609 int i, push_mode = 0, add_mode = 0, delete_mode = 0;
1610 int matches = 0, negative_matches = 0;
1611 const char *remotename = NULL;
1612 const char *newurl = NULL;
1613 const char *oldurl = NULL;
1614 struct remote *remote;
1615 regex_t old_regex;
1616 const char **urlset;
1617 int urlset_nr;
1618 struct strbuf name_buf = STRBUF_INIT;
1619 struct option options[] = {
1620 OPT_BOOL('\0', "push", &push_mode,
1621 N_("manipulate push URLs")),
1622 OPT_BOOL('\0', "add", &add_mode,
1623 N_("add URL")),
1624 OPT_BOOL('\0', "delete", &delete_mode,
1625 N_("delete URLs")),
1626 OPT_END()
1627 };
1628 argc = parse_options(argc, argv, NULL, options, builtin_remote_seturl_usage,
1629 PARSE_OPT_KEEP_ARGV0);
1630
1631 if (add_mode && delete_mode)
1632 die(_("--add --delete doesn't make sense"));
1633
1634 if (argc < 3 || argc > 4 || ((add_mode || delete_mode) && argc != 3))
1635 usage_with_options(builtin_remote_seturl_usage, options);
1636
1637 remotename = argv[1];
1638 newurl = argv[2];
1639 if (argc > 3)
1640 oldurl = argv[3];
1641
1642 if (delete_mode)
1643 oldurl = newurl;
1644
1645 remote = remote_get(remotename);
1646 if (!remote_is_configured(remote, 1)) {
1647 error(_("No such remote '%s'"), remotename);
1648 exit(2);
1649 }
1650
1651 if (push_mode) {
1652 strbuf_addf(&name_buf, "remote.%s.pushurl", remotename);
1653 urlset = remote->pushurl;
1654 urlset_nr = remote->pushurl_nr;
1655 } else {
1656 strbuf_addf(&name_buf, "remote.%s.url", remotename);
1657 urlset = remote->url;
1658 urlset_nr = remote->url_nr;
1659 }
1660
1661 /* Special cases that add new entry. */
1662 if ((!oldurl && !delete_mode) || add_mode) {
1663 if (add_mode)
1664 git_config_set_multivar(name_buf.buf, newurl,
1665 "^$", 0);
1666 else
1667 git_config_set(name_buf.buf, newurl);
1668 goto out;
1669 }
1670
1671 /* Old URL specified. Demand that one matches. */
1672 if (regcomp(&old_regex, oldurl, REG_EXTENDED))
1673 die(_("Invalid old URL pattern: %s"), oldurl);
1674
1675 for (i = 0; i < urlset_nr; i++)
1676 if (!regexec(&old_regex, urlset[i], 0, NULL, 0))
1677 matches++;
1678 else
1679 negative_matches++;
1680 if (!delete_mode && !matches)
1681 die(_("No such URL found: %s"), oldurl);
1682 if (delete_mode && !negative_matches && !push_mode)
1683 die(_("Will not delete all non-push URLs"));
1684
1685 regfree(&old_regex);
1686
1687 if (!delete_mode)
1688 git_config_set_multivar(name_buf.buf, newurl, oldurl, 0);
1689 else
1690 git_config_set_multivar(name_buf.buf, NULL, oldurl,
1691 CONFIG_FLAGS_MULTI_REPLACE);
1692 out:
1693 strbuf_release(&name_buf);
1694 return 0;
1695 }
1696
1697 int cmd_remote(int argc, const char **argv, const char *prefix)
1698 {
1699 struct option options[] = {
1700 OPT__VERBOSE(&verbose, N_("be verbose; must be placed before a subcommand")),
1701 OPT_END()
1702 };
1703 int result;
1704
1705 argc = parse_options(argc, argv, prefix, options, builtin_remote_usage,
1706 PARSE_OPT_STOP_AT_NON_OPTION);
1707
1708 if (argc < 1)
1709 result = show_all();
1710 else if (!strcmp(argv[0], "add"))
1711 result = add(argc, argv);
1712 else if (!strcmp(argv[0], "rename"))
1713 result = mv(argc, argv);
1714 else if (!strcmp(argv[0], "rm") || !strcmp(argv[0], "remove"))
1715 result = rm(argc, argv);
1716 else if (!strcmp(argv[0], "set-head"))
1717 result = set_head(argc, argv);
1718 else if (!strcmp(argv[0], "set-branches"))
1719 result = set_branches(argc, argv);
1720 else if (!strcmp(argv[0], "get-url"))
1721 result = get_url(argc, argv);
1722 else if (!strcmp(argv[0], "set-url"))
1723 result = set_url(argc, argv);
1724 else if (!strcmp(argv[0], "show"))
1725 result = show(argc, argv);
1726 else if (!strcmp(argv[0], "prune"))
1727 result = prune(argc, argv);
1728 else if (!strcmp(argv[0], "update"))
1729 result = update(argc, argv);
1730 else {
1731 error(_("Unknown subcommand: %s"), argv[0]);
1732 usage_with_options(builtin_remote_usage, options);
1733 }
1734
1735 return result ? 1 : 0;
1736 }
git for Debian