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# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI=6
inherit cmake-utils multilib
GTEST_PV="1.7.0"
DESCRIPTION="A general purpose GPU library"
HOMEPAGE="http://www.arrayfire.com/"
SRC_URI="http://arrayfire.com/arrayfire_source/${PN}-full-${PV}.tar.bz2 -> ${P}.tar.bz2
test? ( https://github.com/google/googletest/archive/release-${GTEST_PV}.zip -> gtest-${GTEST_PV}.zip )"
KEYWORDS="~amd64"
LICENSE="BSD
nonfree? ( OpenSIFT )"
SLOT="0"
IUSE="+examples +cpu cuda nonfree opencl test unified graphics"
RDEPEND="
>=sys-devel/gcc-4.7:*
media-libs/freeimage
cuda? (
>=dev-util/nvidia-cuda-toolkit-7.5.18-r1
dev-libs/boost
)
cpu? (
virtual/blas
virtual/cblas
virtual/lapacke
sci-libs/fftw:3.0
)
opencl? (
virtual/blas
virtual/cblas
virtual/lapacke
>=sci-libs/clblas-2.4
>=sci-libs/clfft-2.6.1
dev-libs/boost
|| ( dev-libs/boost-compute >=dev-libs/boost-1.61.0 )
)
graphics? (
media-libs/glew:=
>=media-libs/glfw-3.1.1
=sci-visualization/forge-3.2.2
)"
DEPEND="${RDEPEND}"
S="${WORKDIR}/${PN}-full-${PV}"
BUILD_DIR="${S}/build"
CMAKE_BUILD_TYPE=Release
# We need write acccess /dev/nvidiactl, /dev/nvidia0 and /dev/nvidia-uvm and the portage
# user is (usually) not in the video group
RESTRICT="userpriv"
pkg_pretend() {
if [[ ${MERGE_TYPE} != binary ]]; then
if [[ $(gcc-major-version) -lt 4 ]] || ( [[ $(gcc-major-version) -eq 4 && $(gcc-minor-version) -lt 7 ]] ) ; then
die "Compilation with gcc older than 4.7 is not supported."
fi
fi
}
src_unpack() {
default
if ! use nonfree; then
find "${WORKDIR}" -name "*_nonfree*" -delete || die
fi
if use test; then
mkdir -p "${BUILD_DIR}"/third_party/src/ || die
mv "${WORKDIR}"/gtest-"${GTEST_PV}" "${BUILD_DIR}"/third_party/src/googletest || die
fi
}
src_configure() {
if use cuda; then
addwrite /dev/nvidiactl
addwrite /dev/nvidia0
addwrite /dev/nvidia-uvm
fi
local mycmakeargs=(
-DBUILD_CPU="$(usex cpu)"
-DBUILD_CUDA="$(usex cuda)"
-DBUILD_OPENCL="$(usex opencl)"
-DBUILD_EXAMPLES="$(usex examples)"
-DBUILD_TEST="$(usex test)"
-DBUILD_GRAPHICS="$(usex graphics)"
-DBUILD_NONFREE="$(usex nonfree)"
-DBUILD_UNIFIED="$(usex unified)"
-DUSE_SYSTEM_BOOST_COMPUTE=ON
-DUSE_SYSTEM_CLBLAS=ON
-DUSE_SYSTEM_CLFFT=ON
-DUSE_SYSTEM_FORGE=ON
-DAF_INSTALL_CMAKE_DIR=/usr/$(get_libdir)/cmake/ArrayFire
)
cmake-utils_src_configure
}
src_install() {
cmake-utils_src_install
dobin "${BUILD_DIR}/bin2cpp"
}
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