#!/bin/ash
# \n -> \r\n, (C) 1998 by M. Andreoli
# [ use sed+tr ]


cat | ( sed "s/%/#perc#/g; s/@/#amp#/g" |\
tr '\012' '%'|\
sed 's/%/@%/g' |\
tr '%' '\012' |\
tr '@' '\015' |\
sed "s/#perc#/%/g; s/#amp#/@/g") 
 
