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authorJesper Harder <harder@ifa.au.dk>2006-06-06 18:45:21 +0000
committerJesper Harder <harder@ifa.au.dk>2006-06-06 18:45:21 +0000
commit79f28143bee6cd16182441e69d9b2ba5a4cdd664 (patch)
tree0a5dfafd47850cf0c2d3774771036e7c42302410 /lisp/ediff-diff.el
parentdd24cb375fc84ea98e672da58b5ba814ef8ba472 (diff)
downloademacs-79f28143bee6cd16182441e69d9b2ba5a4cdd664.tar.gz
(ediff-diff-mandatory-option): Protect against
file-error.
Diffstat (limited to 'lisp/ediff-diff.el')
-rw-r--r--lisp/ediff-diff.el6
1 files changed, 4 insertions, 2 deletions
diff --git a/lisp/ediff-diff.el b/lisp/ediff-diff.el
index 57456367522..7746954292d 100644
--- a/lisp/ediff-diff.el
+++ b/lisp/ediff-diff.el
@@ -65,8 +65,10 @@ Must produce output compatible with Unix's diff3 program."
;; The following functions needed for setting diff/diff3 options
;; test if diff supports the --binary option
(defsubst ediff-test-utility (diff-util option &optional files)
- (eq 0 (apply 'call-process
- (append (list diff-util nil nil nil option) files))))
+ (condition-case ()
+ (eq 0 (apply 'call-process
+ (append (list diff-util nil nil nil option) files)))
+ (file-error nil)))
(defun ediff-diff-mandatory-option (diff-util)
(let ((file (if (boundp 'null-device) null-device "/dev/null")))