# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

EAPI="2"
DESCRIPTION="Enable compiling code and loading it on ATI/AMD GPU"
HOMEPAGE="http://developer.amd.com/sdks/AMDAPPSDK/Pages/default.aspx"
SRC_URI="x86? ( http://developer.amd.com/Downloads/AMD-APP-SDK-v${PV}-lnx32.tgz )
	amd64? ( http://developer.amd.com/Downloads/AMD-APP-SDK-v${PV}-lnx64.tgz )"

LICENSE="AMD GPL-1 as-is"
SLOT="0"
KEYWORDS="~x86 ~amd64"
IUSE="livecd examples doc eselect"
RESTRICT="strip"
RDEPEND="!livecd? ( >=x11-drivers/ati-drivers-11.12[opencl] )
	examples? ( media-libs/glew )"
#	app-admin/eselect-opencl

src_unpack() {
	if [ ${A} != "" ]; then
		if use amd64; then
			tar xvf ${DISTDIR}/AMD-APP-SDK-v${PV}-lnx64.tgz --to-stdout | tar xz
		else
			tar xvf ${DISTDIR}/AMD-APP-SDK-v${PV}-lnx32.tgz --to-stdout | tar xz
		fi
	fi
}

src_install() {
	local DEST=/opt/amd-app-sdk
	insinto ${DEST}

	if use amd64; then
	   cd AMD-APP-SDK-v${PV}-RC3-lnx64 || die
	else
	   cd AMD-APP-SDK-v${PV}-RC3-lnx32 || die
	fi

	# Install includes
	# only selected header; not  glew
	insinto ${DEST}/include
	insopts -m0644
	doins -r include/CAL include/OpenVideo
	if use eselect; then
		insinto /usr/lib/opencl/ati/include
	else
		insinto /usr/include/CL
		dosym /usr/lib/libOpenCL.so.1 /usr/lib/libOpenCL.so
		use multilib && dosym /usr/lib32/libOpenCL.so.1 /usr/lib32/libOpenCL.so
	fi
	insopts -m0644
	doins include/CL/*

	# Install examples & docs
	if use examples; then
		insinto ${DEST}
		doins -r samples
		doins -r make
	fi

	if use doc; then
		insinto ${DEST}
		doins -r docs
	fi

	# Create env file
	echo "ATISTREAMSDKROOT=${DEST}" > 99${PN}
	doenvd 99${PN}
}