From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 19 Jan 2008 14:04:35 +0000 (+0000)
Subject: Add comment before kill-buffer-if-not-modified.
X-Git-Tag: emacs-pretest-22.1.90~67
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=404967ca97ee9da387d06a6d79371bbb3fb7c2bb;p=emacs.git

Add comment before kill-buffer-if-not-modified.
---

diff --git a/lisp/view.el b/lisp/view.el
index bdf7f6a5728..c89fd692152 100644
--- a/lisp/view.el
+++ b/lisp/view.el
@@ -238,6 +238,10 @@ This is local in each buffer, once it is used.")
 
 ;;; Commands that enter or exit view mode.
 
+;; This is used when view mode is exited, to make sure we don't try to
+;; kill a buffer modified by the user.  A buffer in view mode can
+;; become modified if the user types C-x C-q, edits the buffer, then
+;; types C-x C-q again to return to view mode.
 (defun kill-buffer-if-not-modified (buf)
   "Like `kill-buffer', but does nothing if the buffer is modified."
   (let ((buf (or (bufferp buf) (get-buffer buf))))