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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit cmake
DESCRIPTION="Generate pseudo-random and quasi-random numbers"
HOMEPAGE="https://github.com/ROCmSoftwarePlatform/rocRAND"
SRC_URI="https://github.com/ROCmSoftwarePlatform/rocRAND/archive/rocm-${PV}.tar.gz -> rocRAND-${PV}.tar.gz"
LICENSE="MIT"
KEYWORDS="~amd64"
SLOT="0/$(ver_cut 1-2)"
IUSE="benchmark test"
RESTRICT="!test? ( test )"
RDEPEND="dev-util/hip:${SLOT}"
DEPEND="${RDEPEND}
>=dev-util/rocm-cmake-${PV}"
BDEPEND="test? ( dev-cpp/gtest )"
S="${WORKDIR}/rocRAND-rocm-${PV}"
src_prepare() {
sed -r -e "s:(hip|roc)rand/lib:\${CMAKE_INSTALL_LIBDIR}:" \
-e "s:(hip|roc)rand/include:include/\1rand:" \
-e "/INSTALL_RPATH/d" -i library/CMakeLists.txt || die
# remove GIT dependency
sed -e "/find_package(Git/,+4d" -i cmake/Dependencies.cmake || die
eapply_user
cmake_src_prepare
}
src_configure() {
# Grant access to the device
addwrite /dev/kfd
addpredict /dev/dri/
# Compiler to use
export CXX=hipcc
local mycmakeargs=(
-DBUILD_TEST=$(usex test ON OFF)
-DBUILD_BENCHMARK=$(usex benchmark ON OFF)
-DCMAKE_SKIP_RPATH=TRUE
${AMDGPU_TARGETS+-DAMDGPU_TARGETS="${AMDGPU_TARGETS}"}
-D__skip_rocmclang="ON" ## fix cmake-3.21 configuration issue caused by officialy support programming language "HIP"
)
cmake_src_configure
# do not rerun cmake and the build process in src_install
sed '/RERUN/,+1d' -i "${BUILD_DIR}"/build.ninja || die
}
src_test() {
# Grant access to the device
addwrite /dev/kfd
addwrite /dev/dri/
cmake_src_test
}
src_install() {
cmake_src_install
if use benchmark; then
cd "${BUILD_DIR}"/benchmark
dobin benchmark_rocrand_*
fi
}
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