refs: new public ref function: safe_create_reflog

diff --git a/refs.h b/refs.h
index 8c3d433a8a5b1b29f49d82e1c5799e8e3dc6e7a4..de68a452b7dba10b301518843ece54d2cee88020 100644 (file)
--- a/refs.h
+++ b/refs.h
@@ -189,9 +189,9 @@ extern int peel_ref(const char *refname, unsigned char *sha1);
 #define REF_NODEREF    0x01
 
 /*
- * Setup reflog before using. Set errno to something meaningful on failure.
+ * Setup reflog before using. Fill in err and return -1 on failure.
  */
-int log_ref_setup(const char *refname, struct strbuf *logfile);
+int safe_create_reflog(const char *refname, int force_create, struct strbuf *err);
 
 /** Reads log for the value of ref during at_time. **/
 extern int read_ref_at(const char *refname, unsigned int flags,