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* vc/diff-mode.el (diff-mode): Tiny change re diff-default-read-only

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Only allow diff-default-read-only to set buffer-read-only to t, never to nil.

Fixes: debbugs:15938
This commit is contained in:
Ivan Shmakov 2013-11-22 18:55:17 -08:00 committed by Glenn Morris
parent c27924b794
commit e1b01c7fed
2 changed files with 5 additions and 1 deletions
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lisp/ChangeLog
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@ -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)

3
lisp/vc/diff-mode.el
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@ -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)