view move-if-change @ 3988:1227374e7199

[xemacs-hg @ 2007-05-26 18:28:19 by aidan] Make double-free checks 64-bit safe, from Sebastian Freundt.
author aidan
date Sat, 26 May 2007 18:28:23 +0000
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