(vc-arch-workfile-unchanged-p): Define to avoid dup-diff.

diff --git a/lisp/vc-arch.el b/lisp/vc-arch.el
index 555d49b65fba0831b10335b4cdcb02ee22c4b8be..2ce5ef67656261ce6c38b7c39c360ecbac1f6aa5 100644 (file)
--- a/lisp/vc-arch.el
+++ b/lisp/vc-arch.el
@@ -122,6 +122,11 @@
               ;; Strip the terminating newline.
               (buffer-substring (point-min) (1- (point-max)))))))))
 
+(defun vc-arch-workfile-unchanged-p (file)
+  "Check if FILE is unchanged by diffing against the master version.
+Return non-nil if FILE is unchanged."
+  nil)
+
 (defun vc-arch-state (file)
   ;; There's no checkout operation and merging is not done from VC
   ;; so the only operation that's state dependent that VC supports is commit