#!/bin/sh
#
# rename *.oldsuffix files, changing oldsuffix to newsuffix
#
# usage:  rename-them oldsuffix newsuffix
#
if [ -z "$2" ]
then
	echo usage is `basename $0` oldsuffix newsuffix
	exit 1
fi

for f in `ls *$1`
do
	newf=`basename $f $1`$2
	#uncomment this for more verbose output
	#echo renaming $f to $newf
	mv $f $newf
done