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-rw-r--r--refs.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/refs.h b/refs.h
index f234eb76ba..6eb98a4caf 100644
--- a/refs.h
+++ b/refs.h
@@ -64,4 +64,10 @@ extern int rename_ref(const char *oldref, const char *newref, const char *logmsg
/** resolve ref in nested "gitlink" repository */
extern int resolve_gitlink_ref(const char *name, const char *refname, unsigned char *result);
+/** lock a ref and then write its file */
+enum action_on_err { MSG_ON_ERR, DIE_ON_ERR, QUIET_ON_ERR };
+int update_ref(const char *action, const char *refname,
+ const unsigned char *sha1, const unsigned char *oldval,
+ int flags, enum action_on_err onerr);
+
#endif /* REFS_H */