# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: Exp $
#
# Author: Rob Cakebread <pythonhead@gentoo.org>
# Current Maintainer: Rob Cakebread <pythonhead@gentoo.org>
#
# The gems eclass is designed to allow easier installation of
# gems-based ruby packagess and their incorporation into 
# the Gentoo Linux system.
#
# - Features:
# gems_location()     - Set ${GEMSDIR} with /usr/lib/ruby/gems/VERSION
# gems_src_install()  - gem ${P} -l -i ${D}


inherit ruby eutils

ECLASS=gems
INHERITED="$INHERITED $ECLASS"

DEPEND="=dev-ruby/rubygems-0.8.4"

S=${WORKDIR}


gems_src_compile() {
	return
}

gems_location() {
	local sitelibdir
	sitelibdir=`ruby -r rbconfig -e 'print Config::CONFIG["sitelibdir"]'`
	export GEMSDIR=${sitelibdir/site_ruby/gems}
}


gems_src_unpack() {
	#Specify .gem, in case SRC_URI contains multiple sources
	cp ${DISTDIR}/${P}.gem ${WORKDIR}/
}


gems_src_install() {
	gems_location
	dodir ${GEMSDIR}
	gem install ${P} -v ${PV} -l -i ${D}/${GEMSDIR} || die "gem install failed"
	
	if [ -d ${D}/${GEMSDIR}/bin ] ; then 
		exeinto /usr/bin
		for exe in ${D}/${GEMSDIR}/bin/* ; do
			doexe ${exe}
		done
	fi
}


EXPORT_FUNCTIONS src_unpack src_compile src_install