(list-colors-display): Use with-help-window instead of with-output-to-temp-buffer.

[bpt/emacs.git] / lisp / diff.el

diff --git a/lisp/diff.el b/lisp/diff.el
index b063c07..add3390 100644 (file)
--- a/lisp/diff.el
+++ b/lisp/diff.el
@@ -73,6 +73,10 @@ were found."
                      (if (equal 0 code) " (no differences)" "")
                      (current-time-string))))))
 
+(defvar diff-old-file nil)
+(defvar diff-new-file nil)
+(defvar diff-extra-args nil)
+
 ;;;###autoload
 (defun diff (old new &optional switches no-async)
   "Find and display the differences between OLD and NEW files.