French translation: copy -> copie.
[git/dscho.git] / builtin / branch.c
blobffd26849c7ad20ff470323621486ae8a2aeb2501
1 /*
2 * Builtin "git branch"
4 * Copyright (c) 2006 Kristian Høgsberg <krh@redhat.com>
5 * Based on git-branch.sh by Junio C Hamano.
6 */
8 #include "cache.h"
9 #include "color.h"
10 #include "refs.h"
11 #include "commit.h"
12 #include "builtin.h"
13 #include "remote.h"
14 #include "parse-options.h"
15 #include "branch.h"
16 #include "diff.h"
17 #include "revision.h"
18 #include "string-list.h"
19 #include "column.h"
20 #include "utf8.h"
22 static const char * const builtin_branch_usage[] = {
23 N_("git branch [options] [-r | -a] [--merged | --no-merged]"),
24 N_("git branch [options] [-l] [-f] <branchname> [<start-point>]"),
25 N_("git branch [options] [-r] (-d | -D) <branchname>..."),
26 N_("git branch [options] (-m | -M) [<oldbranch>] <newbranch>"),
27 NULL
30 #define REF_LOCAL_BRANCH 0x01
31 #define REF_REMOTE_BRANCH 0x02
33 static const char *head;
34 static unsigned char head_sha1[20];
36 static int branch_use_color = -1;
37 static char branch_colors[][COLOR_MAXLEN] = {
38 GIT_COLOR_RESET,
39 GIT_COLOR_NORMAL, /* PLAIN */
40 GIT_COLOR_RED, /* REMOTE */
41 GIT_COLOR_NORMAL, /* LOCAL */
42 GIT_COLOR_GREEN, /* CURRENT */
44 enum color_branch {
45 BRANCH_COLOR_RESET = 0,
46 BRANCH_COLOR_PLAIN = 1,
47 BRANCH_COLOR_REMOTE = 2,
48 BRANCH_COLOR_LOCAL = 3,
49 BRANCH_COLOR_CURRENT = 4
52 static enum merge_filter {
53 NO_FILTER = 0,
54 SHOW_NOT_MERGED,
55 SHOW_MERGED
56 } merge_filter;
57 static unsigned char merge_filter_ref[20];
59 static struct string_list output = STRING_LIST_INIT_DUP;
60 static unsigned int colopts;
62 static int parse_branch_color_slot(const char *var, int ofs)
64 if (!strcasecmp(var+ofs, "plain"))
65 return BRANCH_COLOR_PLAIN;
66 if (!strcasecmp(var+ofs, "reset"))
67 return BRANCH_COLOR_RESET;
68 if (!strcasecmp(var+ofs, "remote"))
69 return BRANCH_COLOR_REMOTE;
70 if (!strcasecmp(var+ofs, "local"))
71 return BRANCH_COLOR_LOCAL;
72 if (!strcasecmp(var+ofs, "current"))
73 return BRANCH_COLOR_CURRENT;
74 return -1;
77 static int git_branch_config(const char *var, const char *value, void *cb)
79 if (!prefixcmp(var, "column."))
80 return git_column_config(var, value, "branch", &colopts);
81 if (!strcmp(var, "color.branch")) {
82 branch_use_color = git_config_colorbool(var, value);
83 return 0;
85 if (!prefixcmp(var, "color.branch.")) {
86 int slot = parse_branch_color_slot(var, 13);
87 if (slot < 0)
88 return 0;
89 if (!value)
90 return config_error_nonbool(var);
91 color_parse(value, var, branch_colors[slot]);
92 return 0;
94 return git_color_default_config(var, value, cb);
97 static const char *branch_get_color(enum color_branch ix)
99 if (want_color(branch_use_color))
100 return branch_colors[ix];
101 return "";
104 static int branch_merged(int kind, const char *name,
105 struct commit *rev, struct commit *head_rev)
108 * This checks whether the merge bases of branch and HEAD (or
109 * the other branch this branch builds upon) contains the
110 * branch, which means that the branch has already been merged
111 * safely to HEAD (or the other branch).
113 struct commit *reference_rev = NULL;
114 const char *reference_name = NULL;
115 void *reference_name_to_free = NULL;
116 int merged;
118 if (kind == REF_LOCAL_BRANCH) {
119 struct branch *branch = branch_get(name);
120 unsigned char sha1[20];
122 if (branch &&
123 branch->merge &&
124 branch->merge[0] &&
125 branch->merge[0]->dst &&
126 (reference_name = reference_name_to_free =
127 resolve_refdup(branch->merge[0]->dst, sha1, 1, NULL)) != NULL)
128 reference_rev = lookup_commit_reference(sha1);
130 if (!reference_rev)
131 reference_rev = head_rev;
133 merged = in_merge_bases(rev, reference_rev);
136 * After the safety valve is fully redefined to "check with
137 * upstream, if any, otherwise with HEAD", we should just
138 * return the result of the in_merge_bases() above without
139 * any of the following code, but during the transition period,
140 * a gentle reminder is in order.
142 if ((head_rev != reference_rev) &&
143 in_merge_bases(rev, head_rev) != merged) {
144 if (merged)
145 warning(_("deleting branch '%s' that has been merged to\n"
146 " '%s', but not yet merged to HEAD."),
147 name, reference_name);
148 else
149 warning(_("not deleting branch '%s' that is not yet merged to\n"
150 " '%s', even though it is merged to HEAD."),
151 name, reference_name);
153 free(reference_name_to_free);
154 return merged;
157 static int delete_branches(int argc, const char **argv, int force, int kinds,
158 int quiet)
160 struct commit *rev, *head_rev = NULL;
161 unsigned char sha1[20];
162 char *name = NULL;
163 const char *fmt;
164 int i;
165 int ret = 0;
166 int remote_branch = 0;
167 struct strbuf bname = STRBUF_INIT;
169 switch (kinds) {
170 case REF_REMOTE_BRANCH:
171 fmt = "refs/remotes/%s";
172 /* For subsequent UI messages */
173 remote_branch = 1;
175 force = 1;
176 break;
177 case REF_LOCAL_BRANCH:
178 fmt = "refs/heads/%s";
179 break;
180 default:
181 die(_("cannot use -a with -d"));
184 if (!force) {
185 head_rev = lookup_commit_reference(head_sha1);
186 if (!head_rev)
187 die(_("Couldn't look up commit object for HEAD"));
189 for (i = 0; i < argc; i++, strbuf_release(&bname)) {
190 strbuf_branchname(&bname, argv[i]);
191 if (kinds == REF_LOCAL_BRANCH && !strcmp(head, bname.buf)) {
192 error(_("Cannot delete the branch '%s' "
193 "which you are currently on."), bname.buf);
194 ret = 1;
195 continue;
198 free(name);
200 name = mkpathdup(fmt, bname.buf);
201 if (read_ref(name, sha1)) {
202 error(remote_branch
203 ? _("remote branch '%s' not found.")
204 : _("branch '%s' not found."), bname.buf);
205 ret = 1;
206 continue;
209 rev = lookup_commit_reference(sha1);
210 if (!rev) {
211 error(_("Couldn't look up commit object for '%s'"), name);
212 ret = 1;
213 continue;
216 if (!force && !branch_merged(kinds, bname.buf, rev, head_rev)) {
217 error(_("The branch '%s' is not fully merged.\n"
218 "If you are sure you want to delete it, "
219 "run 'git branch -D %s'."), bname.buf, bname.buf);
220 ret = 1;
221 continue;
224 if (delete_ref(name, sha1, 0)) {
225 error(remote_branch
226 ? _("Error deleting remote branch '%s'")
227 : _("Error deleting branch '%s'"),
228 bname.buf);
229 ret = 1;
230 } else {
231 struct strbuf buf = STRBUF_INIT;
232 if (!quiet)
233 printf(remote_branch
234 ? _("Deleted remote branch %s (was %s).\n")
235 : _("Deleted branch %s (was %s).\n"),
236 bname.buf,
237 find_unique_abbrev(sha1, DEFAULT_ABBREV));
238 strbuf_addf(&buf, "branch.%s", bname.buf);
239 if (git_config_rename_section(buf.buf, NULL) < 0)
240 warning(_("Update of config-file failed"));
241 strbuf_release(&buf);
245 free(name);
247 return(ret);
250 struct ref_item {
251 char *name;
252 char *dest;
253 unsigned int kind, width;
254 struct commit *commit;
257 struct ref_list {
258 struct rev_info revs;
259 int index, alloc, maxwidth, verbose, abbrev;
260 struct ref_item *list;
261 struct commit_list *with_commit;
262 int kinds;
265 static char *resolve_symref(const char *src, const char *prefix)
267 unsigned char sha1[20];
268 int flag;
269 const char *dst, *cp;
271 dst = resolve_ref_unsafe(src, sha1, 0, &flag);
272 if (!(dst && (flag & REF_ISSYMREF)))
273 return NULL;
274 if (prefix && (cp = skip_prefix(dst, prefix)))
275 dst = cp;
276 return xstrdup(dst);
279 struct append_ref_cb {
280 struct ref_list *ref_list;
281 const char **pattern;
282 int ret;
285 static int match_patterns(const char **pattern, const char *refname)
287 if (!*pattern)
288 return 1; /* no pattern always matches */
289 while (*pattern) {
290 if (!fnmatch(*pattern, refname, 0))
291 return 1;
292 pattern++;
294 return 0;
297 static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
299 struct append_ref_cb *cb = (struct append_ref_cb *)(cb_data);
300 struct ref_list *ref_list = cb->ref_list;
301 struct ref_item *newitem;
302 struct commit *commit;
303 int kind, i;
304 const char *prefix, *orig_refname = refname;
306 static struct {
307 int kind;
308 const char *prefix;
309 int pfxlen;
310 } ref_kind[] = {
311 { REF_LOCAL_BRANCH, "refs/heads/", 11 },
312 { REF_REMOTE_BRANCH, "refs/remotes/", 13 },
315 /* Detect kind */
316 for (i = 0; i < ARRAY_SIZE(ref_kind); i++) {
317 prefix = ref_kind[i].prefix;
318 if (strncmp(refname, prefix, ref_kind[i].pfxlen))
319 continue;
320 kind = ref_kind[i].kind;
321 refname += ref_kind[i].pfxlen;
322 break;
324 if (ARRAY_SIZE(ref_kind) <= i)
325 return 0;
327 /* Don't add types the caller doesn't want */
328 if ((kind & ref_list->kinds) == 0)
329 return 0;
331 if (!match_patterns(cb->pattern, refname))
332 return 0;
334 commit = NULL;
335 if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) {
336 commit = lookup_commit_reference_gently(sha1, 1);
337 if (!commit) {
338 cb->ret = error(_("branch '%s' does not point at a commit"), refname);
339 return 0;
342 /* Filter with with_commit if specified */
343 if (!is_descendant_of(commit, ref_list->with_commit))
344 return 0;
346 if (merge_filter != NO_FILTER)
347 add_pending_object(&ref_list->revs,
348 (struct object *)commit, refname);
351 ALLOC_GROW(ref_list->list, ref_list->index + 1, ref_list->alloc);
353 /* Record the new item */
354 newitem = &(ref_list->list[ref_list->index++]);
355 newitem->name = xstrdup(refname);
356 newitem->kind = kind;
357 newitem->commit = commit;
358 newitem->width = utf8_strwidth(refname);
359 newitem->dest = resolve_symref(orig_refname, prefix);
360 /* adjust for "remotes/" */
361 if (newitem->kind == REF_REMOTE_BRANCH &&
362 ref_list->kinds != REF_REMOTE_BRANCH)
363 newitem->width += 8;
364 if (newitem->width > ref_list->maxwidth)
365 ref_list->maxwidth = newitem->width;
367 return 0;
370 static void free_ref_list(struct ref_list *ref_list)
372 int i;
374 for (i = 0; i < ref_list->index; i++) {
375 free(ref_list->list[i].name);
376 free(ref_list->list[i].dest);
378 free(ref_list->list);
381 static int ref_cmp(const void *r1, const void *r2)
383 struct ref_item *c1 = (struct ref_item *)(r1);
384 struct ref_item *c2 = (struct ref_item *)(r2);
386 if (c1->kind != c2->kind)
387 return c1->kind - c2->kind;
388 return strcmp(c1->name, c2->name);
391 static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
392 int show_upstream_ref)
394 int ours, theirs;
395 char *ref = NULL;
396 struct branch *branch = branch_get(branch_name);
398 if (!stat_tracking_info(branch, &ours, &theirs)) {
399 if (branch && branch->merge && branch->merge[0]->dst &&
400 show_upstream_ref)
401 strbuf_addf(stat, "[%s] ",
402 shorten_unambiguous_ref(branch->merge[0]->dst, 0));
403 return;
406 if (show_upstream_ref)
407 ref = shorten_unambiguous_ref(branch->merge[0]->dst, 0);
408 if (!ours) {
409 if (ref)
410 strbuf_addf(stat, _("[%s: behind %d]"), ref, theirs);
411 else
412 strbuf_addf(stat, _("[behind %d]"), theirs);
414 } else if (!theirs) {
415 if (ref)
416 strbuf_addf(stat, _("[%s: ahead %d]"), ref, ours);
417 else
418 strbuf_addf(stat, _("[ahead %d]"), ours);
419 } else {
420 if (ref)
421 strbuf_addf(stat, _("[%s: ahead %d, behind %d]"),
422 ref, ours, theirs);
423 else
424 strbuf_addf(stat, _("[ahead %d, behind %d]"),
425 ours, theirs);
427 strbuf_addch(stat, ' ');
428 free(ref);
431 static int matches_merge_filter(struct commit *commit)
433 int is_merged;
435 if (merge_filter == NO_FILTER)
436 return 1;
438 is_merged = !!(commit->object.flags & UNINTERESTING);
439 return (is_merged == (merge_filter == SHOW_MERGED));
442 static void add_verbose_info(struct strbuf *out, struct ref_item *item,
443 int verbose, int abbrev)
445 struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT;
446 const char *sub = " **** invalid ref ****";
447 struct commit *commit = item->commit;
449 if (commit && !parse_commit(commit)) {
450 pp_commit_easy(CMIT_FMT_ONELINE, commit, &subject);
451 sub = subject.buf;
454 if (item->kind == REF_LOCAL_BRANCH)
455 fill_tracking_info(&stat, item->name, verbose > 1);
457 strbuf_addf(out, " %s %s%s",
458 find_unique_abbrev(item->commit->object.sha1, abbrev),
459 stat.buf, sub);
460 strbuf_release(&stat);
461 strbuf_release(&subject);
464 static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
465 int abbrev, int current, char *prefix)
467 char c;
468 int color;
469 struct commit *commit = item->commit;
470 struct strbuf out = STRBUF_INIT, name = STRBUF_INIT;
472 if (!matches_merge_filter(commit))
473 return;
475 switch (item->kind) {
476 case REF_LOCAL_BRANCH:
477 color = BRANCH_COLOR_LOCAL;
478 break;
479 case REF_REMOTE_BRANCH:
480 color = BRANCH_COLOR_REMOTE;
481 break;
482 default:
483 color = BRANCH_COLOR_PLAIN;
484 break;
487 c = ' ';
488 if (current) {
489 c = '*';
490 color = BRANCH_COLOR_CURRENT;
493 strbuf_addf(&name, "%s%s", prefix, item->name);
494 if (verbose) {
495 int utf8_compensation = strlen(name.buf) - utf8_strwidth(name.buf);
496 strbuf_addf(&out, "%c %s%-*s%s", c, branch_get_color(color),
497 maxwidth + utf8_compensation, name.buf,
498 branch_get_color(BRANCH_COLOR_RESET));
499 } else
500 strbuf_addf(&out, "%c %s%s%s", c, branch_get_color(color),
501 name.buf, branch_get_color(BRANCH_COLOR_RESET));
503 if (item->dest)
504 strbuf_addf(&out, " -> %s", item->dest);
505 else if (verbose)
506 /* " f7c0c00 [ahead 58, behind 197] vcs-svn: drop obj_pool.h" */
507 add_verbose_info(&out, item, verbose, abbrev);
508 if (column_active(colopts)) {
509 assert(!verbose && "--column and --verbose are incompatible");
510 string_list_append(&output, out.buf);
511 } else {
512 printf("%s\n", out.buf);
514 strbuf_release(&name);
515 strbuf_release(&out);
518 static int calc_maxwidth(struct ref_list *refs)
520 int i, w = 0;
521 for (i = 0; i < refs->index; i++) {
522 if (!matches_merge_filter(refs->list[i].commit))
523 continue;
524 if (refs->list[i].width > w)
525 w = refs->list[i].width;
527 return w;
531 static void show_detached(struct ref_list *ref_list)
533 struct commit *head_commit = lookup_commit_reference_gently(head_sha1, 1);
535 if (head_commit && is_descendant_of(head_commit, ref_list->with_commit)) {
536 struct ref_item item;
537 item.name = xstrdup(_("(no branch)"));
538 item.width = utf8_strwidth(item.name);
539 item.kind = REF_LOCAL_BRANCH;
540 item.dest = NULL;
541 item.commit = head_commit;
542 if (item.width > ref_list->maxwidth)
543 ref_list->maxwidth = item.width;
544 print_ref_item(&item, ref_list->maxwidth, ref_list->verbose, ref_list->abbrev, 1, "");
545 free(item.name);
549 static int print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit, const char **pattern)
551 int i;
552 struct append_ref_cb cb;
553 struct ref_list ref_list;
555 memset(&ref_list, 0, sizeof(ref_list));
556 ref_list.kinds = kinds;
557 ref_list.verbose = verbose;
558 ref_list.abbrev = abbrev;
559 ref_list.with_commit = with_commit;
560 if (merge_filter != NO_FILTER)
561 init_revisions(&ref_list.revs, NULL);
562 cb.ref_list = &ref_list;
563 cb.pattern = pattern;
564 cb.ret = 0;
565 for_each_rawref(append_ref, &cb);
566 if (merge_filter != NO_FILTER) {
567 struct commit *filter;
568 filter = lookup_commit_reference_gently(merge_filter_ref, 0);
569 if (!filter)
570 die("object '%s' does not point to a commit",
571 sha1_to_hex(merge_filter_ref));
573 filter->object.flags |= UNINTERESTING;
574 add_pending_object(&ref_list.revs,
575 (struct object *) filter, "");
576 ref_list.revs.limited = 1;
577 prepare_revision_walk(&ref_list.revs);
578 if (verbose)
579 ref_list.maxwidth = calc_maxwidth(&ref_list);
582 qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
584 detached = (detached && (kinds & REF_LOCAL_BRANCH));
585 if (detached && match_patterns(pattern, "HEAD"))
586 show_detached(&ref_list);
588 for (i = 0; i < ref_list.index; i++) {
589 int current = !detached &&
590 (ref_list.list[i].kind == REF_LOCAL_BRANCH) &&
591 !strcmp(ref_list.list[i].name, head);
592 char *prefix = (kinds != REF_REMOTE_BRANCH &&
593 ref_list.list[i].kind == REF_REMOTE_BRANCH)
594 ? "remotes/" : "";
595 print_ref_item(&ref_list.list[i], ref_list.maxwidth, verbose,
596 abbrev, current, prefix);
599 free_ref_list(&ref_list);
601 if (cb.ret)
602 error(_("some refs could not be read"));
604 return cb.ret;
607 static void rename_branch(const char *oldname, const char *newname, int force)
609 struct strbuf oldref = STRBUF_INIT, newref = STRBUF_INIT, logmsg = STRBUF_INIT;
610 struct strbuf oldsection = STRBUF_INIT, newsection = STRBUF_INIT;
611 int recovery = 0;
612 int clobber_head_ok;
614 if (!oldname)
615 die(_("cannot rename the current branch while not on any."));
617 if (strbuf_check_branch_ref(&oldref, oldname)) {
619 * Bad name --- this could be an attempt to rename a
620 * ref that we used to allow to be created by accident.
622 if (ref_exists(oldref.buf))
623 recovery = 1;
624 else
625 die(_("Invalid branch name: '%s'"), oldname);
629 * A command like "git branch -M currentbranch currentbranch" cannot
630 * cause the worktree to become inconsistent with HEAD, so allow it.
632 clobber_head_ok = !strcmp(oldname, newname);
634 validate_new_branchname(newname, &newref, force, clobber_head_ok);
636 strbuf_addf(&logmsg, "Branch: renamed %s to %s",
637 oldref.buf, newref.buf);
639 if (rename_ref(oldref.buf, newref.buf, logmsg.buf))
640 die(_("Branch rename failed"));
641 strbuf_release(&logmsg);
643 if (recovery)
644 warning(_("Renamed a misnamed branch '%s' away"), oldref.buf + 11);
646 /* no need to pass logmsg here as HEAD didn't really move */
647 if (!strcmp(oldname, head) && create_symref("HEAD", newref.buf, NULL))
648 die(_("Branch renamed to %s, but HEAD is not updated!"), newname);
650 strbuf_addf(&oldsection, "branch.%s", oldref.buf + 11);
651 strbuf_release(&oldref);
652 strbuf_addf(&newsection, "branch.%s", newref.buf + 11);
653 strbuf_release(&newref);
654 if (git_config_rename_section(oldsection.buf, newsection.buf) < 0)
655 die(_("Branch is renamed, but update of config-file failed"));
656 strbuf_release(&oldsection);
657 strbuf_release(&newsection);
660 static int opt_parse_merge_filter(const struct option *opt, const char *arg, int unset)
662 merge_filter = ((opt->long_name[0] == 'n')
663 ? SHOW_NOT_MERGED
664 : SHOW_MERGED);
665 if (unset)
666 merge_filter = SHOW_NOT_MERGED; /* b/c for --no-merged */
667 if (!arg)
668 arg = "HEAD";
669 if (get_sha1(arg, merge_filter_ref))
670 die(_("malformed object name %s"), arg);
671 return 0;
674 static const char edit_description[] = "BRANCH_DESCRIPTION";
676 static int edit_branch_description(const char *branch_name)
678 FILE *fp;
679 int status;
680 struct strbuf buf = STRBUF_INIT;
681 struct strbuf name = STRBUF_INIT;
683 read_branch_desc(&buf, branch_name);
684 if (!buf.len || buf.buf[buf.len-1] != '\n')
685 strbuf_addch(&buf, '\n');
686 strbuf_addf(&buf,
687 "# Please edit the description for the branch\n"
688 "# %s\n"
689 "# Lines starting with '#' will be stripped.\n",
690 branch_name);
691 fp = fopen(git_path(edit_description), "w");
692 if ((fwrite(buf.buf, 1, buf.len, fp) < buf.len) || fclose(fp)) {
693 strbuf_release(&buf);
694 return error(_("could not write branch description template: %s"),
695 strerror(errno));
697 strbuf_reset(&buf);
698 if (launch_editor(git_path(edit_description), &buf, NULL)) {
699 strbuf_release(&buf);
700 return -1;
702 stripspace(&buf, 1);
704 strbuf_addf(&name, "branch.%s.description", branch_name);
705 status = git_config_set(name.buf, buf.buf);
706 strbuf_release(&name);
707 strbuf_release(&buf);
709 return status;
712 int cmd_branch(int argc, const char **argv, const char *prefix)
714 int delete = 0, rename = 0, force_create = 0, list = 0;
715 int verbose = 0, abbrev = -1, detached = 0;
716 int reflog = 0, edit_description = 0;
717 int quiet = 0, unset_upstream = 0;
718 const char *new_upstream = NULL;
719 enum branch_track track;
720 int kinds = REF_LOCAL_BRANCH;
721 struct commit_list *with_commit = NULL;
723 struct option options[] = {
724 OPT_GROUP(N_("Generic options")),
725 OPT__VERBOSE(&verbose,
726 N_("show hash and subject, give twice for upstream branch")),
727 OPT__QUIET(&quiet, N_("suppress informational messages")),
728 OPT_SET_INT('t', "track", &track, N_("set up tracking mode (see git-pull(1))"),
729 BRANCH_TRACK_EXPLICIT),
730 OPT_SET_INT( 0, "set-upstream", &track, N_("change upstream info"),
731 BRANCH_TRACK_OVERRIDE),
732 OPT_STRING('u', "set-upstream-to", &new_upstream, "upstream", "change the upstream info"),
733 OPT_BOOLEAN(0, "unset-upstream", &unset_upstream, "Unset the upstream info"),
734 OPT__COLOR(&branch_use_color, N_("use colored output")),
735 OPT_SET_INT('r', "remotes", &kinds, N_("act on remote-tracking branches"),
736 REF_REMOTE_BRANCH),
738 OPTION_CALLBACK, 0, "contains", &with_commit, N_("commit"),
739 N_("print only branches that contain the commit"),
740 PARSE_OPT_LASTARG_DEFAULT,
741 parse_opt_with_commit, (intptr_t)"HEAD",
744 OPTION_CALLBACK, 0, "with", &with_commit, N_("commit"),
745 N_("print only branches that contain the commit"),
746 PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
747 parse_opt_with_commit, (intptr_t) "HEAD",
749 OPT__ABBREV(&abbrev),
751 OPT_GROUP(N_("Specific git-branch actions:")),
752 OPT_SET_INT('a', "all", &kinds, N_("list both remote-tracking and local branches"),
753 REF_REMOTE_BRANCH | REF_LOCAL_BRANCH),
754 OPT_BIT('d', "delete", &delete, N_("delete fully merged branch"), 1),
755 OPT_BIT('D', NULL, &delete, N_("delete branch (even if not merged)"), 2),
756 OPT_BIT('m', "move", &rename, N_("move/rename a branch and its reflog"), 1),
757 OPT_BIT('M', NULL, &rename, N_("move/rename a branch, even if target exists"), 2),
758 OPT_BOOLEAN(0, "list", &list, N_("list branch names")),
759 OPT_BOOLEAN('l', "create-reflog", &reflog, N_("create the branch's reflog")),
760 OPT_BOOLEAN(0, "edit-description", &edit_description,
761 N_("edit the description for the branch")),
762 OPT__FORCE(&force_create, N_("force creation (when already exists)")),
764 OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
765 N_("commit"), N_("print only not merged branches"),
766 PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
767 opt_parse_merge_filter, (intptr_t) "HEAD",
770 OPTION_CALLBACK, 0, "merged", &merge_filter_ref,
771 N_("commit"), N_("print only merged branches"),
772 PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
773 opt_parse_merge_filter, (intptr_t) "HEAD",
775 OPT_COLUMN(0, "column", &colopts, N_("list branches in columns")),
776 OPT_END(),
779 if (argc == 2 && !strcmp(argv[1], "-h"))
780 usage_with_options(builtin_branch_usage, options);
782 git_config(git_branch_config, NULL);
784 track = git_branch_track;
786 head = resolve_refdup("HEAD", head_sha1, 0, NULL);
787 if (!head)
788 die(_("Failed to resolve HEAD as a valid ref."));
789 if (!strcmp(head, "HEAD")) {
790 detached = 1;
791 } else {
792 if (prefixcmp(head, "refs/heads/"))
793 die(_("HEAD not found below refs/heads!"));
794 head += 11;
796 hashcpy(merge_filter_ref, head_sha1);
799 argc = parse_options(argc, argv, prefix, options, builtin_branch_usage,
802 if (!delete && !rename && !edit_description && !new_upstream && !unset_upstream && argc == 0)
803 list = 1;
805 if (!!delete + !!rename + !!force_create + !!list + !!new_upstream + !!unset_upstream > 1)
806 usage_with_options(builtin_branch_usage, options);
808 if (abbrev == -1)
809 abbrev = DEFAULT_ABBREV;
810 finalize_colopts(&colopts, -1);
811 if (verbose) {
812 if (explicitly_enable_column(colopts))
813 die(_("--column and --verbose are incompatible"));
814 colopts = 0;
817 if (delete)
818 return delete_branches(argc, argv, delete > 1, kinds, quiet);
819 else if (list) {
820 int ret = print_ref_list(kinds, detached, verbose, abbrev,
821 with_commit, argv);
822 print_columns(&output, colopts, NULL);
823 string_list_clear(&output, 0);
824 return ret;
826 else if (edit_description) {
827 const char *branch_name;
828 struct strbuf branch_ref = STRBUF_INIT;
830 if (detached)
831 die("Cannot give description to detached HEAD");
832 if (!argc)
833 branch_name = head;
834 else if (argc == 1)
835 branch_name = argv[0];
836 else
837 usage_with_options(builtin_branch_usage, options);
839 strbuf_addf(&branch_ref, "refs/heads/%s", branch_name);
840 if (!ref_exists(branch_ref.buf)) {
841 strbuf_release(&branch_ref);
843 if (!argc)
844 return error("No commit on branch '%s' yet.",
845 branch_name);
846 else
847 return error("No such branch '%s'.", branch_name);
849 strbuf_release(&branch_ref);
851 if (edit_branch_description(branch_name))
852 return 1;
853 } else if (rename) {
854 if (argc == 1)
855 rename_branch(head, argv[0], rename > 1);
856 else if (argc == 2)
857 rename_branch(argv[0], argv[1], rename > 1);
858 else
859 usage_with_options(builtin_branch_usage, options);
860 } else if (new_upstream) {
861 struct branch *branch = branch_get(argv[0]);
863 if (!ref_exists(branch->refname))
864 die(_("branch '%s' does not exist"), branch->name);
867 * create_branch takes care of setting up the tracking
868 * info and making sure new_upstream is correct
870 create_branch(head, branch->name, new_upstream, 0, 0, 0, quiet, BRANCH_TRACK_OVERRIDE);
871 } else if (unset_upstream) {
872 struct branch *branch = branch_get(argv[0]);
873 struct strbuf buf = STRBUF_INIT;
875 if (!branch_has_merge_config(branch)) {
876 die(_("Branch '%s' has no upstream information"), branch->name);
879 strbuf_addf(&buf, "branch.%s.remote", branch->name);
880 git_config_set_multivar(buf.buf, NULL, NULL, 1);
881 strbuf_reset(&buf);
882 strbuf_addf(&buf, "branch.%s.merge", branch->name);
883 git_config_set_multivar(buf.buf, NULL, NULL, 1);
884 strbuf_release(&buf);
885 } else if (argc > 0 && argc <= 2) {
886 struct branch *branch = branch_get(argv[0]);
887 int branch_existed = 0, remote_tracking = 0;
888 struct strbuf buf = STRBUF_INIT;
890 if (kinds != REF_LOCAL_BRANCH)
891 die(_("-a and -r options to 'git branch' do not make sense with a branch name"));
893 if (track == BRANCH_TRACK_OVERRIDE)
894 fprintf(stderr, _("The --set-upstream flag is deprecated and will be removed. Consider using --track or --set-upstream-to\n"));
896 strbuf_addf(&buf, "refs/remotes/%s", branch->name);
897 remote_tracking = ref_exists(buf.buf);
898 strbuf_release(&buf);
900 branch_existed = ref_exists(branch->refname);
901 create_branch(head, argv[0], (argc == 2) ? argv[1] : head,
902 force_create, reflog, 0, quiet, track);
905 * We only show the instructions if the user gave us
906 * one branch which doesn't exist locally, but is the
907 * name of a remote-tracking branch.
909 if (argc == 1 && track == BRANCH_TRACK_OVERRIDE &&
910 !branch_existed && remote_tracking) {
911 fprintf(stderr, _("\nIf you wanted to make '%s' track '%s', do this:\n\n"), head, branch->name);
912 fprintf(stderr, _(" git branch -d %s\n"), branch->name);
913 fprintf(stderr, _(" git branch --set-upstream-to %s\n"), branch->name);
916 } else
917 usage_with_options(builtin_branch_usage, options);
919 return 0;