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shell-command and shell-command-on-region API compliant with FSF 23.3.1
author Mats Lidell <mats.lidell@cag.se>
date Sun, 31 Jul 2011 01:29:09 +0200
parents 376386a54a3c
children
line wrap: on
line source

#!/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