/** Writes sha1 into the ref specified by the lock. **/
extern int write_ref_sha1(struct ref_lock *lock, const unsigned char *sha1, const char *msg);
-/*
- * Invalidate the reference cache for the specified submodule. Use
- * submodule=NULL to invalidate the cache for the main module. This
- * function must be called if references are changed via a mechanism
- * other than the refs API.
- */
-extern void invalidate_ref_cache(const char *submodule);
-
/** Setup reflog before using. **/
int log_ref_setup(const char *ref_name, char *logfile, int bufsize);