X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-reflog.c;h=186aabce042a1d6e5d83141495a854db09223bf8;hb=20f50f1670c18173d74a34527b0c538c3fbbfde3;hp=7206b7a0139099c78b36f53c84705312f8daf8e5;hpb=67583917e9a2a85605c1123a62c8883593e7e889;p=git.git

diff --git a/builtin-reflog.c b/builtin-reflog.c
index 7206b7a01..186aabce0 100644
--- a/builtin-reflog.c
+++ b/builtin-reflog.c
@@ -13,7 +13,7 @@
  */
 
 static const char reflog_expire_usage[] =
-"git-reflog expire [--verbose] [--dry-run] [--fix-stale] [--expire=<time>] [--expire-unreachable=<time>] [--all] <refs>...";
+"git-reflog (show|expire) [--verbose] [--dry-run] [--stale-fix] [--expire=<time>] [--expire-unreachable=<time>] [--all] <refs>...";
 
 static unsigned long default_reflog_expire;
 static unsigned long default_reflog_expire_unreachable;
@@ -55,8 +55,8 @@ static int tree_is_complete(const unsigned char *sha1)
 	desc.buf = tree->buffer;
 	desc.size = tree->size;
 	if (!desc.buf) {
-		char type[20];
-		void *data = read_sha1_file(sha1, type, &desc.size);
+		enum object_type type;
+		void *data = read_sha1_file(sha1, &type, &desc.size);
 		if (!data) {
 			tree->object.flags |= INCOMPLETE;
 			return 0;
@@ -215,8 +215,8 @@ static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1,
 			old = lookup_commit_reference_gently(osha1, 1);
 		if (!new && !is_null_sha1(nsha1))
 			new = lookup_commit_reference_gently(nsha1, 1);
-		if ((old && !in_merge_bases(old, cb->ref_commit)) ||
-		    (new && !in_merge_bases(new, cb->ref_commit)))
+		if ((old && !in_merge_bases(old, &cb->ref_commit, 1)) ||
+		    (new && !in_merge_bases(new, &cb->ref_commit, 1)))
 			goto prune;
 	}
 
@@ -242,20 +242,18 @@ static int expire_reflog(const char *ref, const unsigned char *sha1, int unused,
 	struct cmd_reflog_expire_cb *cmd = cb_data;
 	struct expire_reflog_cb cb;
 	struct ref_lock *lock;
-	char *newlog_path = NULL;
+	char *log_file, *newlog_path = NULL;
 	int status = 0;
 
-	if (strncmp(ref, "refs/", 5))
-		return error("not a ref '%s'", ref);
-
 	memset(&cb, 0, sizeof(cb));
 	/* we take the lock for the ref itself to prevent it from
 	 * getting updated.
 	 */
-	lock = lock_ref_sha1(ref + 5, sha1);
+	lock = lock_any_ref_for_update(ref, sha1);
 	if (!lock)
 		return error("cannot lock ref '%s'", ref);
-	if (!file_exists(lock->log_file))
+	log_file = xstrdup(git_path("logs/%s", ref));
+	if (!file_exists(log_file))
 		goto finish;
 	if (!cmd->dry_run) {
 		newlog_path = xstrdup(git_path("logs/%s.lock", ref));
@@ -263,9 +261,6 @@ static int expire_reflog(const char *ref, const unsigned char *sha1, int unused,
 	}
 
 	cb.ref_commit = lookup_commit_reference_gently(sha1, 1);
-	if (!cb.ref_commit)
-		fprintf(stderr,
-			"warning: ref '%s' does not point at a commit\n", ref);
 	cb.ref = ref;
 	cb.cmd = cmd;
 	for_each_reflog_ent(ref, expire_reflog_ent, &cb);
@@ -274,13 +269,14 @@ static int expire_reflog(const char *ref, const unsigned char *sha1, int unused,
 		if (fclose(cb.newlog))
 			status |= error("%s: %s", strerror(errno),
 					newlog_path);
-		if (rename(newlog_path, lock->log_file)) {
+		if (rename(newlog_path, log_file)) {
 			status |= error("cannot rename %s to %s",
-					newlog_path, lock->log_file);
+					newlog_path, log_file);
 			unlink(newlog_path);
 		}
 	}
 	free(newlog_path);
+	free(log_file);
 	unlock_ref(lock);
 	return status;
 }
@@ -325,9 +321,9 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
 		const char *arg = argv[i];
 		if (!strcmp(arg, "--dry-run") || !strcmp(arg, "-n"))
 			cb.dry_run = 1;
-		else if (!strncmp(arg, "--expire=", 9))
+		else if (!prefixcmp(arg, "--expire="))
 			cb.expire_total = approxidate(arg + 9);
-		else if (!strncmp(arg, "--expire-unreachable=", 21))
+		else if (!prefixcmp(arg, "--expire-unreachable="))
 			cb.expire_unreachable = approxidate(arg + 21);
 		else if (!strcmp(arg, "--stale-fix"))
 			cb.stalefix = 1;
@@ -354,7 +350,7 @@ static int cmd_reflog_expire(int argc, const char **argv, const char *prefix)
 	}
 
 	if (do_all)
-		status |= for_each_ref(expire_reflog, &cb);
+		status |= for_each_reflog(expire_reflog, &cb);
 	while (i < argc) {
 		const char *ref = argv[i++];
 		unsigned char sha1[20];
@@ -376,10 +372,16 @@ static const char reflog_usage[] =
 
 int cmd_reflog(int argc, const char **argv, const char *prefix)
 {
-	if (argc < 2)
-		usage(reflog_usage);
-	else if (!strcmp(argv[1], "expire"))
+	/* With no command, we default to showing it. */
+	if (argc < 2 || *argv[1] == '-')
+		return cmd_log_reflog(argc, argv, prefix);
+
+	if (!strcmp(argv[1], "show"))
+		return cmd_log_reflog(argc - 1, argv + 1, prefix);
+
+	if (!strcmp(argv[1], "expire"))
 		return cmd_reflog_expire(argc - 1, argv + 1, prefix);
-	else
-		usage(reflog_usage);
+
+	/* Not a recognized reflog command..*/
+	usage(reflog_usage);
 }