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Diffstat (limited to 'builtin/reflog.c')
-rw-r--r--builtin/reflog.c41
1 files changed, 34 insertions, 7 deletions
diff --git a/builtin/reflog.c b/builtin/reflog.c
index c2eb8ff840..cf1145e635 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;
@@ -216,7 +218,6 @@ static int keep_entry(struct commit **it, unsigned char *sha1)
*/
static void mark_reachable(struct expire_reflog_policy_cb *cb)
{
- struct commit *commit;
struct commit_list *pending;
unsigned long expire_limit = cb->mark_limit;
struct commit_list *leftover = NULL;
@@ -226,11 +227,8 @@ static void mark_reachable(struct expire_reflog_policy_cb *cb)
pending = cb->mark_list;
while (pending) {
- struct commit_list *entry = pending;
struct commit_list *parent;
- pending = entry->next;
- commit = entry->item;
- free(entry);
+ struct commit *commit = pop_commit(&pending);
if (commit->object.flags & REACHABLE)
continue;
if (parse_commit(commit))
@@ -427,7 +425,7 @@ static int parse_expire_cfg_value(const char *var, const char *value, unsigned l
if (!value)
return config_error_nonbool(var);
if (parse_expiry_date(value, expire))
- return error(_("%s' for '%s' is not a valid timestamp"),
+ return error(_("'%s' for '%s' is not a valid timestamp"),
value, var);
return 0;
}
@@ -699,12 +697,38 @@ 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 +748,8 @@ 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);
}