[xemacs-hg @ 2007-02-15 16:11:52 by stephent] Adapt canna autodetection to current reality. <878xeze6qj.fsf@uwakimon.sk.tsukuba.ac.jp>

#!/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