#! /bin/sh -f
#
# Copyright (c) 2006 Florent Thoumie <flz@FreeBSD.org>,
#                    Alex Dupre <ale@FreeBSD.org>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#

_conf=%%PREFIX%%/etc/ports.conf
if [ ! -r "${_conf}" ]; then
    exit
fi
_pwd=`pwd`
sed '/^#/d;/^[[:space:]]*$/d' "${_conf}" | while read _line; do
    for _port in ${_line%%:*}; do
        if [ "${_pwd%%${_port}}" != "${_pwd}" ]; then
            echo ${_line#*:} | sed -E 's/([A-Z0-9_]+)(=([^|]+))?/\1=\3/g;s/!([A-Z0-9_]+)=([^|]+)?/.undef \1/g;s/ *\| */|/g;s/ /%/g'
        fi
    done
done