#!/bin/sh
#
# This preprocesses a set of word lists into a suitable form for input
# into cracklib-packer
#
gzip -cdf "$@" |
    grep -v '^\(#\|$\)' |
    tr '[A-Z]' '[a-z]' |
    tr -cd '\012[a-z][0-9]' |
    env LC_ALL=C sort -u