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# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DISTUTILS_USE_PEP517=setuptools
PYTHON_COMPAT=( python3_{9..11} )
inherit cuda distutils-r1 pypi
DESCRIPTION="Python wrapper for NVIDIA CUDA"
HOMEPAGE="https://mathema.tician.de/software/pycuda/ https://pypi.org/project/pycuda/ https://github.com/inducer/pycuda"
LICENSE="Apache-2.0 MIT"
SLOT="0"
KEYWORDS="~amd64"
IUSE="examples opengl test"
RDEPEND="
dev-libs/boost:=[python,${PYTHON_USEDEP}]
dev-python/appdirs[${PYTHON_USEDEP}]
dev-python/decorator[${PYTHON_USEDEP}]
dev-python/mako[${PYTHON_USEDEP}]
dev-python/numpy[${PYTHON_USEDEP}]
dev-python/pytools[${PYTHON_USEDEP}]
dev-util/nvidia-cuda-toolkit[profiler]
x11-drivers/nvidia-drivers
opengl? ( virtual/opengl )
"
DEPEND="${RDEPEND}"
# We need write acccess /dev/nvidia0 and /dev/nvidiactl and the portage
# user is (usually) not in the video group
RESTRICT="test? ( userpriv ) !test? ( test )"
distutils_enable_tests pytest
src_prepare() {
cuda_sanitize
sed "s|\"--preprocess\"|&,\"--compiler-bindir=$(cuda_gccdir)\"|" \
-i pycuda/compiler.py || die
> siteconf.py || die
distutils-r1_src_prepare
}
python_configure() {
mkdir -p "${BUILD_DIR}" || die
cd "${BUILD_DIR}" || die
local conf=(
"${EPYTHON}" "${S}"/configure.py
--boost-inc-dir="${ESYSROOT}"/usr/include
--boost-lib-dir="${ESYSROOT}"/usr/$(get_libdir)
--boost-python-libname=boost_${EPYTHON/./}.so
--boost-thread-libname=boost_thread
--cuda-inc-dir="${ESYSROOT}"/opt/cuda/include
--cuda-root="${ESYSROOT}"/opt/cuda
--cudadrv-lib-dir="${ESYSROOT}"/usr/$(get_libdir)
--cudart-lib-dir="${ESYSROOT}"/opt/cuda/$(get_libdir)
--no-use-shipped-boost
$(usev opengl --cuda-enable-gl)
)
echo ${conf[*]}
"${conf[@]}" || die
}
python_test() {
# we need write access to this to run the tests
addwrite /dev/nvidia0
addwrite /dev/nvidiactl
addwrite /dev/nvidia-uvm
addwrite /dev/nvidia-uvm-tools
EPYTEST_DESELECT=(
# needs investigation, perhaps failure is hardware-specific
test/test_driver.py::test_pass_cai_array
test/test_driver.py::test_pointer_holder_base
)
cd "${T}" || die
epytest "${S}"/test
}
python_install_all() {
distutils-r1_python_install_all
if use examples; then
dodoc -r examples
docompress -x /usr/share/doc/${PF}/examples
fi
}
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