#!/bin/sh

IFS='
'

if [ -z "$3" ] ; then
    echo usage: $0 from to file_list
    exit 1
fi

from="$1"
to="$2"

shift
shift

for i in $* ; do
    new=$(echo $i | sed "s/$from/$to/g")
    echo mv $i $new
    mv $i $new
done