#!/bin/sh

aligncols="72"
if [ $# -gt 0 ];
then
	aligncols="$1"
fi

TMPFILE="/tmp/justify.$USER.$$"

cat > $TMPFILE

length=`wc -l $TMPFILE`

echo ".ll $aligncols
.pl $length
.nh
.fi
`cat $TMPFILE`" | sed 's,\\,\\\\,g' | groff -kT utf8 | cat -s

rm $TMPFILE