git-multimail: update to release 1.3.0

diff --git a/refs.h b/refs.h
index 2f3decb432cfeda97fd5da7f16dd4e5b725b59bc..9230d4714205f810c7c749559a20e1379197043b 100644 (file)
--- a/refs.h
+++ b/refs.h
@@ -306,6 +306,15 @@ extern int rename_ref(const char *oldref, const char *newref, const char *logmsg
 
 extern int create_symref(const char *refname, const char *target, const char *logmsg);
 
+/*
+ * Update HEAD of the specified gitdir.
+ * Similar to create_symref("relative-git-dir/HEAD", target, NULL), but
+ * this can update the main working tree's HEAD regardless of where
+ * $GIT_DIR points to.
+ * Return 0 if successful, non-zero otherwise.
+ * */
+extern int set_worktree_head_symref(const char *gitdir, const char *target);
+
 enum action_on_err {
        UPDATE_REFS_MSG_ON_ERR,
        UPDATE_REFS_DIE_ON_ERR,