#!/bin/sh
# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: $

# Oct 17 2003 <solar@gentoo.org>

function ewhich() {
	NOCOLOR=true
	[ "$1" = "" ] && return 1
	if [ "$1" = "--help" ]; then
		echo "ewhich <pkg> ..."
		echo "example: ewhich chpax grsec-sources portage"
		return 0
	fi
	portdir=$(portageq portdir)
	[ -x /usr/bin/qpkg ] && has_qpkg=1 || has_qpkg=0
	for name in $@ ; do
		if [ "${has_qpkg}" = 1 ] ; then
			# suggested by genone for speed.
			echo ${portdir}`qpkg -I -v -nc ${name}`.ebuild | sed -e "s:/${name}-:/${name}/${name}-:"
		else
			pkg=$(emerge -p --nodeps ${name} | grep ${name} | cut -d ']' -f 2- | awk '{print $1}')
			if [ "${pkg}" != "" ] ; then
				ebase=`basename $pkg`
				category=`dirname $pkg`
				[ -e ${portdir}/${category}/${name}/${ebase}.ebuild ] &&
					echo ${portdir}${category}/${name}/${ebase}.ebuild
			fi
		fi
	done
}

ewhich $@