#!/bin/bash
set -e

if [ 1 = "$#" ]
then
	a="$1";
	echo mp3gain "$a"
	yes n |mp3gain -r -c "$a" 2>/dev/null
	echo lame "$a"
	lame -h --mp3input "$a" 2> /dev/null
	id3 -c "$a" "$a".mp3 -F"tagcopy %f"
	mv "$a".mp3 "$a"
	exit
fi

fork "$0" "$@"