make "find_ref_by_name" a public function

diff --git a/cache.h b/cache.h
index 6ccb76422961d900094792f418d6309ffd9bc4e8..8d601dd6f79d75b8c3b8ac65a56f73cf9b20cedf 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -514,6 +514,8 @@ struct ref {
 #define REF_HEADS      (1u << 1)
 #define REF_TAGS       (1u << 2)
 
+extern struct ref *find_ref_by_name(struct ref *list, const char *name);
+
 #define CONNECT_VERBOSE       (1u << 0)
 extern struct child_process *git_connect(int fd[2], const char *url, const char *prog, int flags);
 extern int finish_connect(struct child_process *conn);