#!/bin/sh
# Copyright (C) 2007, Andrew Turner, 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
#    in this position and unchanged.
# 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.
# 3. The name(s) of the author(s) may not be used to endorse or promote
#    products derived from this software without specific prior written
#    permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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(S) 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.

if [ ! -f Makefile ]; then
	echo "Run $0 in a port directory" > /dev/stderr
	exit 1
fi

PORTNAME=`make -V PKGNAME`
PORTSDIR=`make -V PORTSDIR`
REQUIRED=`make all-depends-list`

TO_INSTALL=""
PKG_COUNT=0
for package in ${REQUIRED}
do
	origin=`echo ${package} | sed "s|${PORTSDIR}||" | sed "s|^/||"`
	pkg_test=`pkg_info -qO ${origin}`
	if [ ! -n "${pkg_test}" ]; then
		TO_INSTALL="${TO_INSTALL} ${origin}"
		PKG_COUNT=$((PKG_COUNT+1))
	fi
done
if [ ${PKG_COUNT} -eq 0 ]; then
	echo "No other ports will be installed"
else
	echo "These ${PKG_COUNT} packages will be installed when installing ${PORTNAME}:"
	echo ${TO_INSTALL}
fi