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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
ROCM_VERSION=${PV}
inherit cmake rocm
DESCRIPTION="Generate pseudo-random and quasi-random numbers"
HOMEPAGE="https://github.com/ROCmSoftwarePlatform/rocRAND"
HIPRAND_COMMIT_HASH=de941a7eb9ede2a862d719cd3ca23234a3692d07
SRC_URI="https://github.com/ROCmSoftwarePlatform/${PN}/archive/rocm-${PV}.tar.gz -> ${P}.tar.gz
https://github.com/ROCmSoftwarePlatform/hipRAND/archive/${HIPRAND_COMMIT_HASH}.tar.gz -> hipRAND-${HIPRAND_COMMIT_HASH}.tar.gz"
LICENSE="MIT"
KEYWORDS="~amd64"
SLOT="0/$(ver_cut 1-2)"
IUSE="benchmark test"
REQUIRED_USE="${ROCM_REQUIRED_USE}"
RESTRICT="!test? ( test )"
PATCHES=( "${FILESDIR}"/${PN}-5.1.3_stdint-gcc13.patch
"${FILESDIR}"/${PN}-5.1.3_no-symlink.patch )
RDEPEND="dev-util/hip"
DEPEND="${RDEPEND}
dev-build/rocm-cmake
test? ( dev-cpp/gtest )"
BDEPEND="dev-build/rocm-cmake
>=dev-util/cmake-3.22"
S="${WORKDIR}/rocRAND-rocm-${PV}"
src_prepare() {
rmdir hipRAND || die
mv -v ../hipRAND-${HIPRAND_COMMIT_HASH} hipRAND || die
# change installed include and lib dir, and avoid symlink overwrite the installed headers
# avoid setting RPATH
sed -r -e "s:(hip|roc)rand/lib:\${CMAKE_INSTALL_LIBDIR}:" \
-e "/INSTALL_RPATH/d" -i library/CMakeLists.txt || die
# remove GIT dependency
sed -e "/find_package(Git/,+4d" -i cmake/Dependencies.cmake || die
eapply_user
cmake_src_prepare
}
src_configure() {
addpredict /dev/kfd
addpredict /dev/dri/
local mycmakeargs=(
-DCMAKE_SKIP_RPATH=On
-DAMDGPU_TARGETS="$(get_amdgpu_flags)"
-DBUILD_HIPRAND=ON
-DROCM_SYMLINK_LIBS=OFF
-DBUILD_TEST=$(usex test ON OFF)
-DBUILD_BENCHMARK=$(usex benchmark ON OFF)
)
CXX=hipcc cmake_src_configure
}
src_test() {
check_amdgpu
export LD_LIBRARY_PATH="${BUILD_DIR}/library"
MAKEOPTS="-j1" cmake_src_test
}
src_install() {
cmake_src_install
if use benchmark; then
cd "${BUILD_DIR}"/benchmark
dobin benchmark_rocrand_*
fi
}
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