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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=5
PYTHON_COMPAT=( python2_7 python3_4 )
inherit cuda distutils-r1 multilib
DESCRIPTION="Python wrapper for NVIDIA CUDA"
HOMEPAGE="http://mathema.tician.de/software/pycuda/ https://pypi.org/project/pycuda"
SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="examples opengl test"
RDEPEND="
dev-libs/boost[python,${PYTHON_USEDEP}]
dev-python/decorator[${PYTHON_USEDEP}]
dev-python/mako[${PYTHON_USEDEP}]
dev-python/numpy[${PYTHON_USEDEP}]
>=dev-python/pytools-2013[${PYTHON_USEDEP}]
dev-util/nvidia-cuda-toolkit
x11-drivers/nvidia-drivers
opengl? ( virtual/opengl )"
DEPEND="${RDEPEND}
test? (
dev-python/mako[${PYTHON_USEDEP}]
dev-python/pytest[${PYTHON_USEDEP}] )"
# We need write acccess /dev/nvidia0 and /dev/nvidiactl and the portage
# user is (usually) not in the video group
RESTRICT="userpriv"
python_prepare_all() {
cuda_sanitize
sed \
-e "s:'--preprocess':\'--preprocess\', \'--compiler-bindir=$(cuda_gccdir)\':g" \
-e "s:\"--cubin\":\'--cubin\', \'--compiler-bindir=$(cuda_gccdir)\':g" \
-e "s:/usr/include/pycuda:${S}/src/cuda:g" \
-i pycuda/compiler.py || die
touch siteconf.py || die
distutils-r1_python_prepare_all
}
python_configure() {
local myopts=()
use opengl && myopts+=( --cuda-enable-gl )
[[ -d "${BUILD_DIR}" ]] || mkdir "${BUILD_DIR}" || die
cd "${BUILD_DIR}" || die
[[ -e ./siteconf.py ]] && rm -f ./siteconf.py
"${EPYTHON}" "${S}"/configure.py \
--boost-inc-dir="${EPREFIX}/usr/include" \
--boost-lib-dir="${EPREFIX}/usr/$(get_libdir)" \
--boost-python-libname=boost_python-$(echo ${EPYTHON} | sed 's/python//')-mt \
--boost-thread-libname=boost_thread-mt \
--cuda-root="${EPREFIX}/opt/cuda" \
--cudadrv-lib-dir="${EPREFIX}/usr/$(get_libdir)" \
--cudart-lib-dir="${EPREFIX}/opt/cuda/$(get_libdir)" \
--cuda-inc-dir="${EPREFIX}/opt/cuda/include" \
--no-use-shipped-boost \
"${myopts[@]}"
}
src_test() {
# we need write access to this to run the tests
addwrite /dev/nvidia0
addwrite /dev/nvidiactl
python_test() {
py.test --debug -v -v -v || die "Tests fail with ${EPYTHON}"
}
distutils-r1_src_test
}
python_install_all() {
distutils-r1_python_install_all
if use examples; then
insinto /usr/share/doc/${PF}
doins -r examples
fi
}
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