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authorIvan Shmakov <ivan@siamics.net>2013-11-22 18:55:17 -0800
committerGlenn Morris <rgm@gnu.org>2013-11-22 18:55:17 -0800
commite1b01c7fedfe8b481eb45ec64786981e1cc50264 (patch)
treeca73da3eeb77fc782c1e373628bb314d9961abb0
parentc27924b79474ff7be14cc8abff0cc7ea0c3bd609 (diff)
downloademacs-e1b01c7fedfe8b481eb45ec64786981e1cc50264.tar.gz
* vc/diff-mode.el (diff-mode): Tiny change re diff-default-read-only
Only allow diff-default-read-only to set buffer-read-only to t, never to nil. Fixes: debbugs:15938
-rw-r--r--lisp/ChangeLog3
-rw-r--r--lisp/vc/diff-mode.el3
2 files changed, 5 insertions, 1 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 2321854e545..ede723e6d6b 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,8 @@
2013-11-23 Ivan Shmakov <ivan@siamics.net> (tiny change)
+ * vc/diff-mode.el (diff-mode): Only allow diff-default-read-only
+ to set buffer-read-only to t, never to nil. (Bug#15938)
+
* textmodes/tex-mode.el (latex-noindent-environments):
Add safe-local-variable property. (Bug#15936)
diff --git a/lisp/vc/diff-mode.el b/lisp/vc/diff-mode.el
index e945d6ef160..0bf0b05c7d5 100644
--- a/lisp/vc/diff-mode.el
+++ b/lisp/vc/diff-mode.el
@@ -1366,7 +1366,8 @@ a diff with \\[diff-reverse-direction].
(diff-setup-whitespace)
- (setq buffer-read-only diff-default-read-only)
+ (if diff-default-read-only
+ (setq buffer-read-only t))
;; setup change hooks
(if (not diff-update-on-the-fly)
(add-hook 'write-contents-functions 'diff-write-contents-hooks nil t)