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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI=5
inherit cmake-utils git-r3
GTEST_PV="1.7.0"
DESCRIPTION="A general purpose GPU library."
HOMEPAGE="http://www.arrayfire.com/"
EGIT_REPO_URI="https://github.com/${PN}/${PN}.git git://github.com/${PN}/${PN}.git"
SRC_URI="test? ( https://googletest.googlecode.com/files/gtest-${GTEST_PV}.zip )"
KEYWORDS=""
LICENSE="BSD"
SLOT="0"
IUSE="+examples +cpu cuda opencl test"
RDEPEND="
>=sys-devel/gcc-4.7:*
cuda? (
>=dev-util/nvidia-cuda-toolkit-6.0
dev-libs/boost
)
cpu? (
virtual/blas
virtual/cblas
virtual/lapacke
sci-libs/fftw:3.0
)
opencl? (
dev-libs/boost
dev-libs/boost-compute
sci-libs/clblas
sci-libs/clfft
)"
DEPEND="${RDEPEND}"
BUILD_DIR="${S}/build"
CMAKE_BUILD_TYPE=Release
PATCHES=(
"${FILESDIR}"/${P}-FindCBLAS.patch
)
# 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 && $(gcc-minor-version) -lt 7 ]] ) ; then
die "Compilation with gcc older than 4.7 is not supported."
fi
fi
}
src_unpack() {
git-r3_src_unpack
if use test; then
mkdir -p "${BUILD_DIR}"/third_party/src/ || die
cd "${BUILD_DIR}"/third_party/src/ || die
unpack ${A}
mv "${BUILD_DIR}"/third_party/src/gtest-"${GTEST_PV}" "${BUILD_DIR}"/third_party/src/googletest || die
fi
rm "${S}"/CMakeModules/build_boost_compute.cmake || die
cp "${FILESDIR}"/FindBoostCompute.cmake "${S}"/CMakeModules/ || die
}
src_configure() {
if use cuda; then
addwrite /dev/nvidiactl
addwrite /dev/nvidia0
addwrite /dev/nvidia-uvm
fi
local mycmakeargs=(
$(cmake-utils_use_build cpu CPU)
$(cmake-utils_use_build cuda CUDA)
$(cmake-utils_use_build opencl OPENCL)
$(cmake-utils_use_build examples EXAMPLES)
$(cmake-utils_use_build test TEST)
)
cmake-utils_src_configure
}
src_install() {
cmake-utils_src_install
dobin "${BUILD_DIR}/bin2cpp"
}
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