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-rw-r--r--lisp/ediff-diff.el4
1 files changed, 3 insertions, 1 deletions
diff --git a/lisp/ediff-diff.el b/lisp/ediff-diff.el
index e3675064010..d2dff294d2e 100644
--- a/lisp/ediff-diff.el
+++ b/lisp/ediff-diff.el
@@ -1450,7 +1450,9 @@ arguments to `skip-chars-forward'."
(condition-case nil
(let ((res
(apply 'call-process ediff-cmp-program nil nil nil
- (append ediff-cmp-options (list f1 f2)))))
+ (append ediff-cmp-options (list (expand-file-name f1)
+ (expand-file-name f2))))
+ ))
(and (numberp res) (eq res 0)))
(error (format "Cannot execute program %S." ediff-cmp-program)))
))