parse_cmd_verify(): copy old_sha1 instead of evaluating <oldvalue> twice

diff --git a/refs.h b/refs.h
index 87a1a79ad659f3520a22ae14bac1d5082cf2c27b..08e60ac07f261138c6bbcc38ebf761e7ace62cdc 100644 (file)
--- a/refs.h
+++ b/refs.h
@@ -214,8 +214,13 @@ extern int rename_ref(const char *oldref, const char *newref, const char *logmsg
  */
 extern int resolve_gitlink_ref(const char *path, const char *refname, unsigned char *sha1);
 
-/** lock a ref and then write its file */
-enum action_on_err { MSG_ON_ERR, DIE_ON_ERR, QUIET_ON_ERR };
+enum action_on_err {
+       UPDATE_REFS_MSG_ON_ERR,
+       UPDATE_REFS_DIE_ON_ERR,
+       UPDATE_REFS_QUIET_ON_ERR
+};
+
+/** Lock a ref and then write its file */
 int update_ref(const char *action, const char *refname,
                const unsigned char *sha1, const unsigned char *oldval,
                int flags, enum action_on_err onerr);
@@ -223,7 +228,7 @@ int update_ref(const char *action, const char *refname,
 /**
  * Lock all refs and then perform all modifications.
  */
-int update_refs(const char *action, const struct ref_update **updates,
+int update_refs(const char *action, struct ref_update * const *updates,
                int n, enum action_on_err onerr);
 
 extern int parse_hide_refs_config(const char *var, const char *value, const char *);