From: Richard M. Stallman <rms@gnu.org>
Date: Thu, 6 Jan 2005 17:44:04 +0000 (+0000)
Subject: (Timers): Clarify previous change.
X-Git-Tag: ttn-vms-21-2-B4~2893
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=a5c813314904b0ce2e1e1df48b3d262a615330d6;p=emacs.git

(Timers): Clarify previous change.
---

diff --git a/lispref/os.texi b/lispref/os.texi
index ebc27224c96..0a6e0aa3642 100644
--- a/lispref/os.texi
+++ b/lispref/os.texi
@@ -1371,7 +1371,8 @@ to be annoying.
   It is usually a bad idea for timer functions to alter buffer
 contents.  When they do, they usually should call @code{undo-boundary}
 both before and after changing the buffer, to separate the timer's
-changes from user commands' changes.
+changes from user commands' changes and prevent a single undo entry
+from growing to be quite large.
 
 @deffn Command run-at-time time repeat function &rest args
 This sets up a timer that calls the function @var{function} with