2007-07-20 01:42:28 +02:00
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/*
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* Builtin "git tag"
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*
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* Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com>,
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* Carlos Rica <jasampler@gmail.com>
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* Based on git-tag.sh and mktag.c by Linus Torvalds.
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*/
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#include "cache.h"
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#include "builtin.h"
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#include "refs.h"
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#include "tag.h"
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#include "run-command.h"
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2007-11-09 14:42:56 +01:00
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#include "parse-options.h"
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2011-06-11 21:04:08 +02:00
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#include "diff.h"
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#include "revision.h"
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2011-09-08 06:19:47 +02:00
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#include "gpg-interface.h"
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2007-11-09 14:42:56 +01:00
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static const char * const git_tag_usage[] = {
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2008-07-13 15:36:15 +02:00
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"git tag [-a|-s|-u <key-id>] [-f] [-m <msg>|-F <file>] <tagname> [<head>]",
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"git tag -d <tagname>...",
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2011-06-20 18:59:28 +02:00
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"git tag -l [-n[<num>]] [<pattern>...]",
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2008-07-13 15:36:15 +02:00
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"git tag -v <tagname>...",
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2007-11-09 14:42:56 +01:00
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NULL
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};
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2007-07-20 01:42:28 +02:00
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struct tag_filter {
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2011-06-20 18:59:28 +02:00
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const char **patterns;
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2007-07-20 01:42:28 +02:00
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int lines;
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2009-01-26 15:13:25 +01:00
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struct commit_list *with_commit;
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2007-07-20 01:42:28 +02:00
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};
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2011-06-20 18:59:28 +02:00
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static int match_pattern(const char **patterns, const char *ref)
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{
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/* no pattern means match everything */
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if (!*patterns)
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return 1;
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for (; *patterns; patterns++)
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if (!fnmatch(*patterns, ref, 0))
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return 1;
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return 0;
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}
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2011-06-11 21:04:08 +02:00
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static int in_commit_list(const struct commit_list *want, struct commit *c)
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{
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for (; want; want = want->next)
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if (!hashcmp(want->item->object.sha1, c->object.sha1))
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return 1;
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return 0;
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}
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static int contains_recurse(struct commit *candidate,
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2011-07-14 20:02:06 +02:00
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const struct commit_list *want)
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2011-06-11 21:04:08 +02:00
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{
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struct commit_list *p;
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/* was it previously marked as containing a want commit? */
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if (candidate->object.flags & TMP_MARK)
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return 1;
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/* or marked as not possibly containing a want commit? */
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if (candidate->object.flags & UNINTERESTING)
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return 0;
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/* or are we it? */
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if (in_commit_list(want, candidate))
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return 1;
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if (parse_commit(candidate) < 0)
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return 0;
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/* Otherwise recurse and mark ourselves for future traversals. */
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for (p = candidate->parents; p; p = p->next) {
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2011-07-14 20:02:06 +02:00
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if (contains_recurse(p->item, want)) {
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2011-06-11 21:04:08 +02:00
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candidate->object.flags |= TMP_MARK;
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return 1;
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}
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}
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candidate->object.flags |= UNINTERESTING;
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return 0;
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}
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static int contains(struct commit *candidate, const struct commit_list *want)
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{
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2011-07-14 20:02:06 +02:00
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return contains_recurse(candidate, want);
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2011-06-11 21:04:08 +02:00
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}
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2007-07-20 01:42:28 +02:00
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static int show_reference(const char *refname, const unsigned char *sha1,
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int flag, void *cb_data)
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{
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struct tag_filter *filter = cb_data;
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2011-06-20 18:59:28 +02:00
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if (match_pattern(filter->patterns, refname)) {
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2007-07-20 01:42:28 +02:00
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int i;
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unsigned long size;
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enum object_type type;
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char *buf, *sp, *eol;
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size_t len;
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2009-01-26 15:13:25 +01:00
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if (filter->with_commit) {
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struct commit *commit;
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commit = lookup_commit_reference_gently(sha1, 1);
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if (!commit)
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return 0;
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2011-06-11 21:04:08 +02:00
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if (!contains(commit, filter->with_commit))
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2009-01-26 15:13:25 +01:00
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return 0;
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}
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2007-07-20 01:42:28 +02:00
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if (!filter->lines) {
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printf("%s\n", refname);
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return 0;
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}
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printf("%-15s ", refname);
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2007-11-03 14:08:05 +01:00
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buf = read_sha1_file(sha1, &type, &size);
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if (!buf || !size)
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2007-07-20 01:42:28 +02:00
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return 0;
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2007-11-03 14:08:05 +01:00
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/* skip header */
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sp = strstr(buf, "\n\n");
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if (!sp) {
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2007-07-21 14:13:12 +02:00
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free(buf);
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return 0;
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}
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2007-07-20 01:42:28 +02:00
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/* only take up to "lines" lines, and strip the signature */
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2010-11-10 12:17:29 +01:00
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size = parse_signature(buf, size);
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2007-07-21 14:13:12 +02:00
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for (i = 0, sp += 2;
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2010-11-10 12:17:29 +01:00
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i < filter->lines && sp < buf + size;
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2007-07-20 01:42:28 +02:00
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i++) {
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if (i)
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printf("\n ");
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eol = memchr(sp, '\n', size - (sp - buf));
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len = eol ? eol - sp : size - (sp - buf);
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fwrite(sp, len, 1, stdout);
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if (!eol)
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break;
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sp = eol + 1;
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}
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putchar('\n');
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free(buf);
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}
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return 0;
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}
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2011-06-20 18:59:28 +02:00
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static int list_tags(const char **patterns, int lines,
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2009-01-26 15:13:25 +01:00
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struct commit_list *with_commit)
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2007-07-20 01:42:28 +02:00
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{
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struct tag_filter filter;
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2011-06-20 18:59:28 +02:00
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filter.patterns = patterns;
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2007-07-20 01:42:28 +02:00
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filter.lines = lines;
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2009-01-26 15:13:25 +01:00
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filter.with_commit = with_commit;
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2007-07-20 01:42:28 +02:00
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for_each_tag_ref(show_reference, (void *) &filter);
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return 0;
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}
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2007-07-21 14:13:12 +02:00
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typedef int (*each_tag_name_fn)(const char *name, const char *ref,
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2007-07-20 01:42:28 +02:00
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const unsigned char *sha1);
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2007-07-21 14:13:12 +02:00
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static int for_each_tag_name(const char **argv, each_tag_name_fn fn)
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2007-07-20 01:42:28 +02:00
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{
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const char **p;
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char ref[PATH_MAX];
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int had_error = 0;
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unsigned char sha1[20];
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for (p = argv; *p; p++) {
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if (snprintf(ref, sizeof(ref), "refs/tags/%s", *p)
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>= sizeof(ref)) {
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2011-02-23 00:42:09 +01:00
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error(_("tag name too long: %.*s..."), 50, *p);
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2007-07-20 01:42:28 +02:00
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had_error = 1;
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continue;
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}
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if (!resolve_ref(ref, sha1, 1, NULL)) {
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2011-02-23 00:42:09 +01:00
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error(_("tag '%s' not found."), *p);
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2007-07-20 01:42:28 +02:00
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had_error = 1;
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continue;
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}
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if (fn(*p, ref, sha1))
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had_error = 1;
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}
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return had_error;
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}
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static int delete_tag(const char *name, const char *ref,
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const unsigned char *sha1)
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{
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2008-10-26 03:33:56 +01:00
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if (delete_ref(ref, sha1, 0))
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2007-07-20 01:42:28 +02:00
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return 1;
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2011-02-23 00:42:09 +01:00
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printf(_("Deleted tag '%s' (was %s)\n"), name, find_unique_abbrev(sha1, DEFAULT_ABBREV));
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2007-07-20 01:42:28 +02:00
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return 0;
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}
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static int verify_tag(const char *name, const char *ref,
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const unsigned char *sha1)
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{
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2010-04-15 11:36:25 +02:00
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const char *argv_verify_tag[] = {"verify-tag",
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2007-07-20 01:42:28 +02:00
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"-v", "SHA1_HEX", NULL};
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argv_verify_tag[2] = sha1_to_hex(sha1);
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2010-04-15 11:36:25 +02:00
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if (run_command_v_opt(argv_verify_tag, RUN_GIT_CMD))
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2011-02-23 00:42:09 +01:00
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return error(_("could not verify the tag '%s'"), name);
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2007-07-20 01:42:28 +02:00
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return 0;
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}
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2007-09-10 12:35:09 +02:00
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static int do_sign(struct strbuf *buffer)
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2007-07-20 01:42:28 +02:00
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{
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2011-09-08 06:19:47 +02:00
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return sign_buffer(buffer, buffer, get_signing_key());
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2007-07-20 01:42:28 +02:00
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}
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static const char tag_template[] =
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2011-02-23 00:42:10 +01:00
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N_("\n"
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2007-07-20 01:42:28 +02:00
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"#\n"
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"# Write a tag message\n"
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2011-02-23 00:42:10 +01:00
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"#\n");
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2007-07-20 01:42:28 +02:00
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2008-05-14 19:46:53 +02:00
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static int git_tag_config(const char *var, const char *value, void *cb)
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2007-07-20 01:42:28 +02:00
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{
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2011-09-08 06:19:47 +02:00
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int status = git_gpg_config(var, value, cb);
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if (status)
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return status;
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2008-05-14 19:46:53 +02:00
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return git_default_config(var, value, cb);
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2007-07-20 01:42:28 +02:00
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}
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2007-11-04 01:11:14 +01:00
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static void write_tag_body(int fd, const unsigned char *sha1)
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{
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unsigned long size;
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enum object_type type;
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2010-11-10 12:17:28 +01:00
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char *buf, *sp;
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2007-11-04 01:11:14 +01:00
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buf = read_sha1_file(sha1, &type, &size);
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if (!buf)
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return;
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/* skip header */
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sp = strstr(buf, "\n\n");
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if (!sp || !size || type != OBJ_TAG) {
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free(buf);
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return;
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}
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sp += 2; /* skip the 2 LFs */
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2010-11-10 12:17:28 +01:00
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write_or_die(fd, sp, parse_signature(sp, buf + size - sp));
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2007-11-04 01:11:14 +01:00
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free(buf);
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}
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2008-12-06 20:40:34 +01:00
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static int build_tag_object(struct strbuf *buf, int sign, unsigned char *result)
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{
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if (sign && do_sign(buf) < 0)
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2011-02-23 00:42:09 +01:00
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return error(_("unable to sign the tag"));
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2008-12-06 20:40:34 +01:00
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if (write_sha1_file(buf->buf, buf->len, tag_type, result) < 0)
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2011-02-23 00:42:09 +01:00
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return error(_("unable to write tag file"));
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2008-12-06 20:40:34 +01:00
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return 0;
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}
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2007-07-20 01:42:28 +02:00
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static void create_tag(const unsigned char *object, const char *tag,
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2007-09-10 12:35:09 +02:00
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struct strbuf *buf, int message, int sign,
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2007-11-23 08:16:51 +01:00
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unsigned char *prev, unsigned char *result)
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2007-07-20 01:42:28 +02:00
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{
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enum object_type type;
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2007-09-10 12:35:09 +02:00
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char header_buf[1024];
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int header_len;
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2008-12-06 20:40:34 +01:00
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char *path = NULL;
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2007-07-20 01:42:28 +02:00
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type = sha1_object_info(object, NULL);
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2007-07-21 14:13:12 +02:00
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if (type <= OBJ_NONE)
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2011-02-23 00:42:09 +01:00
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die(_("bad object type."));
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2007-07-20 01:42:28 +02:00
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header_len = snprintf(header_buf, sizeof(header_buf),
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"object %s\n"
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"type %s\n"
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"tag %s\n"
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"tagger %s\n\n",
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sha1_to_hex(object),
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typename(type),
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tag,
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2007-12-09 02:32:08 +01:00
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git_committer_info(IDENT_ERROR_ON_NO_NAME));
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2007-07-20 01:42:28 +02:00
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2007-07-21 14:13:12 +02:00
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if (header_len > sizeof(header_buf) - 1)
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2011-02-23 00:42:09 +01:00
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die(_("tag header too big."));
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2007-07-20 01:42:28 +02:00
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if (!message) {
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int fd;
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/* write the template message before editing: */
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2008-10-27 11:22:09 +01:00
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path = git_pathdup("TAG_EDITMSG");
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2007-07-20 01:42:28 +02:00
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|
fd = open(path, O_CREAT | O_TRUNC | O_WRONLY, 0600);
|
|
|
|
|
if (fd < 0)
|
2011-02-23 00:42:09 +01:00
|
|
|
die_errno(_("could not create file '%s'"), path);
|
2007-11-04 01:11:14 +01:00
|
|
|
|
|
|
|
|
if (!is_null_sha1(prev))
|
|
|
|
|
write_tag_body(fd, prev);
|
|
|
|
|
else
|
2011-02-23 00:42:10 +01:00
|
|
|
write_or_die(fd, _(tag_template), strlen(_(tag_template)));
|
2007-07-20 01:42:28 +02:00
|
|
|
close(fd);
|
|
|
|
|
|
2008-07-25 18:28:42 +02:00
|
|
|
if (launch_editor(path, buf, NULL)) {
|
|
|
|
|
fprintf(stderr,
|
2011-02-23 00:42:09 +01:00
|
|
|
_("Please supply the message using either -m or -F option.\n"));
|
2008-07-25 18:28:42 +02:00
|
|
|
exit(1);
|
|
|
|
|
}
|
2007-07-20 01:42:28 +02:00
|
|
|
}
|
|
|
|
|
|
2007-09-18 02:06:45 +02:00
|
|
|
stripspace(buf, 1);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2007-09-10 12:35:09 +02:00
|
|
|
if (!message && !buf->len)
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("no tag message?"));
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2007-09-10 12:35:09 +02:00
|
|
|
strbuf_insert(buf, 0, header_buf, header_len);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2008-12-06 20:40:34 +01:00
|
|
|
if (build_tag_object(buf, sign, result) < 0) {
|
|
|
|
|
if (path)
|
2011-02-23 00:42:09 +01:00
|
|
|
fprintf(stderr, _("The tag message has been left in %s\n"),
|
2008-12-06 20:40:34 +01:00
|
|
|
path);
|
|
|
|
|
exit(128);
|
|
|
|
|
}
|
|
|
|
|
if (path) {
|
2009-04-29 23:22:56 +02:00
|
|
|
unlink_or_warn(path);
|
2008-12-06 20:40:34 +01:00
|
|
|
free(path);
|
|
|
|
|
}
|
2007-07-20 01:42:28 +02:00
|
|
|
}
|
|
|
|
|
|
2007-11-23 08:16:51 +01:00
|
|
|
struct msg_arg {
|
|
|
|
|
int given;
|
|
|
|
|
struct strbuf buf;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static int parse_msg_arg(const struct option *opt, const char *arg, int unset)
|
|
|
|
|
{
|
|
|
|
|
struct msg_arg *msg = opt->value;
|
|
|
|
|
|
|
|
|
|
if (!arg)
|
|
|
|
|
return -1;
|
|
|
|
|
if (msg->buf.len)
|
|
|
|
|
strbuf_addstr(&(msg->buf), "\n\n");
|
|
|
|
|
strbuf_addstr(&(msg->buf), arg);
|
|
|
|
|
msg->given = 1;
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
2011-05-10 01:36:36 +02:00
|
|
|
static int strbuf_check_tag_ref(struct strbuf *sb, const char *name)
|
|
|
|
|
{
|
|
|
|
|
if (name[0] == '-')
|
2011-09-15 23:10:25 +02:00
|
|
|
return -1;
|
2011-05-10 01:36:36 +02:00
|
|
|
|
|
|
|
|
strbuf_reset(sb);
|
|
|
|
|
strbuf_addf(sb, "refs/tags/%s", name);
|
|
|
|
|
|
2011-09-15 23:10:25 +02:00
|
|
|
return check_refname_format(sb->buf, 0);
|
2011-05-10 01:36:36 +02:00
|
|
|
}
|
|
|
|
|
|
2007-07-20 01:42:28 +02:00
|
|
|
int cmd_tag(int argc, const char **argv, const char *prefix)
|
|
|
|
|
{
|
2008-10-09 21:12:12 +02:00
|
|
|
struct strbuf buf = STRBUF_INIT;
|
2011-05-10 01:36:36 +02:00
|
|
|
struct strbuf ref = STRBUF_INIT;
|
2007-07-20 01:42:28 +02:00
|
|
|
unsigned char object[20], prev[20];
|
|
|
|
|
const char *object_ref, *tag;
|
|
|
|
|
struct ref_lock *lock;
|
|
|
|
|
|
2008-11-05 00:20:31 +01:00
|
|
|
int annotate = 0, sign = 0, force = 0, lines = -1,
|
2007-12-21 11:50:58 +01:00
|
|
|
list = 0, delete = 0, verify = 0;
|
2008-08-06 20:43:47 +02:00
|
|
|
const char *msgfile = NULL, *keyid = NULL;
|
2007-11-23 08:16:51 +01:00
|
|
|
struct msg_arg msg = { 0, STRBUF_INIT };
|
2009-01-26 15:13:25 +01:00
|
|
|
struct commit_list *with_commit = NULL;
|
2007-11-09 14:42:56 +01:00
|
|
|
struct option options[] = {
|
2011-08-28 16:54:29 +02:00
|
|
|
OPT_BOOLEAN('l', "list", &list, "list tag names"),
|
2009-06-05 01:43:56 +02:00
|
|
|
{ OPTION_INTEGER, 'n', NULL, &lines, "n",
|
|
|
|
|
"print <n> lines of each tag message",
|
2007-11-09 14:42:56 +01:00
|
|
|
PARSE_OPT_OPTARG, NULL, 1 },
|
2011-08-28 16:54:29 +02:00
|
|
|
OPT_BOOLEAN('d', "delete", &delete, "delete tags"),
|
|
|
|
|
OPT_BOOLEAN('v', "verify", &verify, "verify tags"),
|
2007-11-09 14:42:56 +01:00
|
|
|
|
|
|
|
|
OPT_GROUP("Tag creation options"),
|
2011-08-28 16:54:29 +02:00
|
|
|
OPT_BOOLEAN('a', "annotate", &annotate,
|
2007-11-09 14:42:56 +01:00
|
|
|
"annotated tag, needs a message"),
|
2011-08-28 16:54:29 +02:00
|
|
|
OPT_CALLBACK('m', "message", &msg, "message",
|
2011-02-15 14:09:07 +01:00
|
|
|
"tag message", parse_msg_arg),
|
2011-08-28 16:54:29 +02:00
|
|
|
OPT_FILENAME('F', "file", &msgfile, "read message from file"),
|
|
|
|
|
OPT_BOOLEAN('s', "sign", &sign, "annotated and GPG-signed tag"),
|
|
|
|
|
OPT_STRING('u', "local-user", &keyid, "key-id",
|
2007-11-09 14:42:56 +01:00
|
|
|
"use another key to sign the tag"),
|
2010-11-08 19:01:54 +01:00
|
|
|
OPT__FORCE(&force, "replace the tag if exists"),
|
2009-01-26 15:13:25 +01:00
|
|
|
|
|
|
|
|
OPT_GROUP("Tag listing options"),
|
|
|
|
|
{
|
|
|
|
|
OPTION_CALLBACK, 0, "contains", &with_commit, "commit",
|
|
|
|
|
"print only tags that contain the commit",
|
|
|
|
|
PARSE_OPT_LASTARG_DEFAULT,
|
|
|
|
|
parse_opt_with_commit, (intptr_t)"HEAD",
|
|
|
|
|
},
|
2007-11-09 14:42:56 +01:00
|
|
|
OPT_END()
|
|
|
|
|
};
|
|
|
|
|
|
2008-05-14 19:46:53 +02:00
|
|
|
git_config(git_tag_config, NULL);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2009-05-23 20:53:12 +02:00
|
|
|
argc = parse_options(argc, argv, prefix, options, git_tag_usage, 0);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2007-12-11 05:08:06 +01:00
|
|
|
if (keyid) {
|
|
|
|
|
sign = 1;
|
2011-09-08 06:19:47 +02:00
|
|
|
set_signing_key(keyid);
|
2007-12-11 05:08:06 +01:00
|
|
|
}
|
2007-11-26 00:21:42 +01:00
|
|
|
if (sign)
|
|
|
|
|
annotate = 1;
|
2008-11-05 00:20:31 +01:00
|
|
|
if (argc == 0 && !(delete || verify))
|
|
|
|
|
list = 1;
|
2007-11-26 00:21:42 +01:00
|
|
|
|
2008-11-05 00:20:31 +01:00
|
|
|
if ((annotate || msg.given || msgfile || force) &&
|
|
|
|
|
(list || delete || verify))
|
|
|
|
|
usage_with_options(git_tag_usage, options);
|
|
|
|
|
|
|
|
|
|
if (list + delete + verify > 1)
|
|
|
|
|
usage_with_options(git_tag_usage, options);
|
2007-11-09 14:42:56 +01:00
|
|
|
if (list)
|
2011-06-20 18:59:28 +02:00
|
|
|
return list_tags(argv, lines == -1 ? 0 : lines,
|
2009-01-26 15:13:25 +01:00
|
|
|
with_commit);
|
2008-11-05 00:20:31 +01:00
|
|
|
if (lines != -1)
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("-n option is only allowed with -l."));
|
2009-01-26 15:13:25 +01:00
|
|
|
if (with_commit)
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("--contains option is only allowed with -l."));
|
2007-11-09 14:42:56 +01:00
|
|
|
if (delete)
|
|
|
|
|
return for_each_tag_name(argv, delete_tag);
|
|
|
|
|
if (verify)
|
|
|
|
|
return for_each_tag_name(argv, verify_tag);
|
|
|
|
|
|
2007-11-23 08:16:51 +01:00
|
|
|
if (msg.given || msgfile) {
|
|
|
|
|
if (msg.given && msgfile)
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("only one -F or -m option is allowed."));
|
2007-11-09 14:42:56 +01:00
|
|
|
annotate = 1;
|
2007-11-23 08:16:51 +01:00
|
|
|
if (msg.given)
|
|
|
|
|
strbuf_addbuf(&buf, &(msg.buf));
|
2007-11-09 14:42:56 +01:00
|
|
|
else {
|
|
|
|
|
if (!strcmp(msgfile, "-")) {
|
2007-09-27 15:25:55 +02:00
|
|
|
if (strbuf_read(&buf, 0, 1024) < 0)
|
2011-02-23 00:42:09 +01:00
|
|
|
die_errno(_("cannot read '%s'"), msgfile);
|
2007-09-27 15:25:55 +02:00
|
|
|
} else {
|
2007-11-09 14:42:56 +01:00
|
|
|
if (strbuf_read_file(&buf, msgfile, 1024) < 0)
|
2011-02-23 00:42:09 +01:00
|
|
|
die_errno(_("could not open or read '%s'"),
|
2009-06-27 17:58:46 +02:00
|
|
|
msgfile);
|
2007-07-20 01:42:28 +02:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2007-11-09 14:42:56 +01:00
|
|
|
tag = argv[0];
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2007-11-09 14:42:56 +01:00
|
|
|
object_ref = argc == 2 ? argv[1] : "HEAD";
|
|
|
|
|
if (argc > 2)
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("too many params"));
|
2007-07-20 01:42:28 +02:00
|
|
|
|
|
|
|
|
if (get_sha1(object_ref, object))
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("Failed to resolve '%s' as a valid ref."), object_ref);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2011-05-10 01:36:36 +02:00
|
|
|
if (strbuf_check_tag_ref(&ref, tag))
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("'%s' is not a valid tag name."), tag);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2011-05-10 01:36:36 +02:00
|
|
|
if (!resolve_ref(ref.buf, prev, 1, NULL))
|
2007-07-20 01:42:28 +02:00
|
|
|
hashclr(prev);
|
|
|
|
|
else if (!force)
|
2011-02-23 00:42:09 +01:00
|
|
|
die(_("tag '%s' already exists"), tag);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
|
|
|
|
if (annotate)
|
2007-11-23 08:16:51 +01:00
|
|
|
create_tag(object, tag, &buf, msg.given || msgfile,
|
|
|
|
|
sign, prev, object);
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2011-05-10 01:36:36 +02:00
|
|
|
lock = lock_any_ref_for_update(ref.buf, prev, 0);
|
2007-07-20 01:42:28 +02:00
|
|
|
if (!lock)
|
2011-05-10 01:36:36 +02:00
|
|
|
die(_("%s: cannot lock the ref"), ref.buf);
|
2007-07-20 01:42:28 +02:00
|
|
|
if (write_ref_sha1(lock, object, NULL) < 0)
|
2011-05-10 01:36:36 +02:00
|
|
|
die(_("%s: cannot update the ref"), ref.buf);
|
2009-12-10 15:01:10 +01:00
|
|
|
if (force && hashcmp(prev, object))
|
2011-02-23 00:42:09 +01:00
|
|
|
printf(_("Updated tag '%s' (was %s)\n"), tag, find_unique_abbrev(prev, DEFAULT_ABBREV));
|
2007-07-20 01:42:28 +02:00
|
|
|
|
2007-09-10 12:35:09 +02:00
|
|
|
strbuf_release(&buf);
|
2011-05-10 01:36:36 +02:00
|
|
|
strbuf_release(&ref);
|
2007-07-20 01:42:28 +02:00
|
|
|
return 0;
|
|
|
|
|
}
|
