[Emacs-diffs] Changes to emacs/lispref/os.texi,v

[Chong Yidong]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Chong Yidong <cyd>      06/09/25 15:20:44

Index: os.texi
===================================================================
RCS file: /sources/emacs/emacs/lispref/os.texi,v
retrieving revision 1.95
retrieving revision 1.96
diff -u -b -r1.95 -r1.96
--- os.texi     21 Sep 2006 01:51:55 -0000      1.95
+++ os.texi     25 Sep 2006 15:20:44 -0000      1.96
@@ -1386,7 +1386,12 @@
 things in an inconsistent state.  This is normally unproblematical
 because most timer functions don't do a lot of work.  Indeed, for a
 timer to call a function that takes substantial time to run is likely
-to be annoying.
+to be annoying.  If a timer function needs to allow quitting, it
+should use @code{with-local-quit} (@pxref{Quitting}).  For example, if
+a timer function calls @code{accept-process-output} to receive output
+from an external process, that call should be wrapped inside
address@hidden, to ensure that @kbd{C-g} works if the external
+process hangs.
 
   It is usually a bad idea for timer functions to alter buffer
 contents.  When they do, they usually should call @code{undo-boundary}