parse_date(): allow ancient git-timestamp

diff --git a/refs.h b/refs.h
index 9a5c9e02fbe2216f17a07e4059f08c766cc82e3e..dfb086e93346aa3fb6f600b2ed07b5736716bf9c 100644 (file)
--- a/refs.h
+++ b/refs.h
@@ -57,6 +57,7 @@ extern void warn_dangling_symref(FILE *fp, const char *msg_fmt, const char *refn
  */
 extern void add_extra_ref(const char *refname, const unsigned char *sha1, int flags);
 extern void clear_extra_refs(void);
+extern int ref_exists(char *);
 
 extern int peel_ref(const char *, unsigned char *);