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authorChong Yidong <cyd@gnu.org>2012-02-19 16:14:30 +0800
committerChong Yidong <cyd@gnu.org>2012-02-19 16:14:30 +0800
commit20af23949ddcb8b4b2ca54c51911117415f2d46a (patch)
tree0aa6a2789da0d3a072582fba6043693f60b76906 /lisp/vc/ediff-init.el
parent5d55b248c3d92e48ed5f841463551f56610c754e (diff)
downloademacs-20af23949ddcb8b4b2ca54c51911117415f2d46a.tar.gz
Fix mode-line-format handling bug in Ediff.
* lisp/vc/ediff-init.el (ediff-strip-mode-line-format): Handle non-list mode-line formats. Fixes: debbugs:10839
Diffstat (limited to 'lisp/vc/ediff-init.el')
-rw-r--r--lisp/vc/ediff-init.el6
1 files changed, 4 insertions, 2 deletions
diff --git a/lisp/vc/ediff-init.el b/lisp/vc/ediff-init.el
index 806be855909..2de5e4dbdaf 100644
--- a/lisp/vc/ediff-init.el
+++ b/lisp/vc/ediff-init.el
@@ -1743,8 +1743,10 @@ Unless optional argument INPLACE is non-nil, return a new string."
;; If ediff modified mode line, strip the modification
(defsubst ediff-strip-mode-line-format ()
- (if (member (car mode-line-format) '(" A: " " B: " " C: " " Ancestor: "))
- (setq mode-line-format (nth 2 mode-line-format))))
+ (and (consp mode-line-format)
+ (member (car mode-line-format)
+ '(" A: " " B: " " C: " " Ancestor: "))
+ (setq mode-line-format (nth 2 mode-line-format))))
;; Verify that we have a difference selected.
(defsubst ediff-valid-difference-p (&optional n)