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| author | David Turner <dturner@twopensource.com> | 2015-07-21 17:04:53 -0400 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2015-07-21 14:08:14 -0700 |
| commit | afcb2e7a3b855887e79d1ee6d70ec80ab6456a64 (patch) | |
| tree | 5c4413fe1e3a15342dee8e118dfa86c9e1f106dc /builtin/reflog.c | |
| parent | abd0cd3a3018e1c4e9e4437fb3911d6658e99fec (diff) | |
| download | git-afcb2e7a3b855887e79d1ee6d70ec80ab6456a64.tar.gz git-afcb2e7a3b855887e79d1ee6d70ec80ab6456a64.tar.xz | |
git-reflog: add exists command
This is necessary because alternate ref backends might store reflogs
somewhere other than .git/logs. Code that now directly manipulates
.git/logs should instead go through git-reflog.
Signed-off-by: David Turner <dturner@twopensource.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin/reflog.c')
| -rw-r--r-- | builtin/reflog.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/builtin/reflog.c b/builtin/reflog.c index c2eb8ff84..7ed0e8501 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -13,6 +13,8 @@ static const char reflog_expire_usage[] = "git reflog expire [--expire=<time>] [--expire-unreachable=<time>] [--rewrite] [--updateref] [--stale-fix] [--dry-run | -n] [--verbose] [--all] <refs>..."; static const char reflog_delete_usage[] = "git reflog delete [--rewrite] [--updateref] [--dry-run | -n] [--verbose] <refs>..."; +static const char reflog_exists_usage[] = +"git reflog exists <ref>"; static unsigned long default_reflog_expire; static unsigned long default_reflog_expire_unreachable; @@ -699,12 +701,38 @@ static int cmd_reflog_delete(int argc, const char **argv, const char *prefix) return status; } +static int cmd_reflog_exists(int argc, const char **argv, const char *prefix) +{ + int i, start = 0; + + for (i = 1; i < argc; i++) { + const char *arg = argv[i]; + if (!strcmp(arg, "--")) { + i++; + break; + } + else if (arg[0] == '-') + usage(reflog_exists_usage); + else + break; + } + + start = i; + + if (argc - start != 1) + usage(reflog_exists_usage); + + if (check_refname_format(argv[start], REFNAME_ALLOW_ONELEVEL)) + die("invalid ref format: %s", argv[start]); + return !reflog_exists(argv[start]); +} + /* * main "reflog" */ static const char reflog_usage[] = -"git reflog [ show | expire | delete ]"; +"git reflog [ show | expire | delete | exists ]"; int cmd_reflog(int argc, const char **argv, const char *prefix) { @@ -724,5 +752,8 @@ int cmd_reflog(int argc, const char **argv, const char *prefix) if (!strcmp(argv[1], "delete")) return cmd_reflog_delete(argc - 1, argv + 1, prefix); + if (!strcmp(argv[1], "exists")) + return cmd_reflog_exists(argc - 1, argv + 1, prefix); + return cmd_log_reflog(argc, argv, prefix); } |