#!/bin/sh
echo 'Initializing...'

pname=`basename "$0"`
awkscript=/tmp/$pname.$$.awk

cat >$awkscript <<EOF
BEGIN{
	position=0;
	nbfiles=0;
}

{
	printf "%9d %s\n",\$3,\$6;
	size=\$3;
	if(size%512==0){
		position+=512+size;
	}else{
		position+=512*(1+((size+511)/512));
	}
	nbfiles++;
}

END{
	printf "nbfiles=  %8d\n",nbfiles;
	printf "position= %8d\n",position;
	printf "block=    %8d\n",position/512;
}

EOF

echo 'Starting...'

exec awk -f $awkscript