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view move-if-change @ 5488:1e544fd7be12
Import looking-back from GNU Emacs.
-------------------- ChangeLog entries follow: --------------------
lisp/ChangeLog addition:
2011-04-30 Didier Verna <didier@xemacs.org>
* subr.el (looking-back): New function.
author | Didier Verna <didier@lrde.epita.fr> |
---|---|
date | Sat, 30 Apr 2011 17:38:35 +0200 |
parents | 376386a54a3c |
children |
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#!/bin/sh if test -r $2 then if cmp $1 $2 > /dev/null then echo $2 is unchanged rm -f $1 else mv -f $1 $2 fi else mv -f $1 $2 fi