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# Copyright 1999-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{11..12} )
inherit cmake-multilib flag-o-matic python-single-r1
DESCRIPTION="A microbenchmark support library"
HOMEPAGE="https://github.com/google/benchmark/"
SRC_URI="https://github.com/google/benchmark/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="Apache-2.0"
SLOT="0/$(ver_cut 1)"
KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~x86"
IUSE="doc debug libpfm test +tools"
RESTRICT="!test? ( test )"
REQUIRED_USE="tools? ( ${PYTHON_REQUIRED_USE} )"
DEPEND="
libpfm? ( dev-libs/libpfm:= )
"
RDEPEND="
${DEPEND}
tools? (
$(python_gen_cond_dep '
dev-python/numpy[${PYTHON_USEDEP}]
>=dev-python/scipy-1.10.0[${PYTHON_USEDEP}]
')
${PYTHON_DEPS}
)
"
BDEPEND="
doc? ( app-text/doxygen )
test? ( dev-cpp/gtest[${MULTILIB_USEDEP}] )
"
PATCHES=(
"${FILESDIR}/${PN}-1.9.0-fix-documentation-installation.patch"
"${FILESDIR}/${P}-clock-detection-portability.patch"
)
pkg_setup() {
use tools && python-single-r1_pkg_setup
}
multilib_src_configure() {
# bug #943629
use debug || append-cppflags -DNDEBUG
local mycmakeargs=(
-DBENCHMARK_ENABLE_DOXYGEN="$(usex doc)"
-DBENCHMARK_ENABLE_GTEST_TESTS="$(usex test)"
# Users should control this via *FLAGS
-DBENCHMARK_ENABLE_LTO=OFF
-DBENCHMARK_ENABLE_LIBPFM="$(multilib_native_usex libpfm)"
-DBENCHMARK_ENABLE_TESTING="$(usex test)"
-DBENCHMARK_ENABLE_WERROR=OFF
-DBENCHMARK_INSTALL_DOCS="$(usex doc)"
-DBENCHMARK_USE_BUNDLED_GTEST=OFF
# This is determined by profile.
-DBENCHMARK_USE_LIBCXX=OFF
)
cmake_src_configure
}
multilib_src_test() {
CMAKE_SKIP_TESTS=(
# CMake already warns on these being brittle w/ diff
# compiler versions. Could do with investigation if bored
# but not critical. See bug #941538.
run_donotoptimize_assembly_test_CHECK
run_state_assembly_test_CHECK
run_clobber_memory_assembly_test_CHECK
)
cmake_src_test
}
multilib_src_install_all() {
dodoc CONTRIBUTING.md
dodoc CONTRIBUTORS
if use tools; then
python_domodule tools/gbench
python_doscript tools/compare.py
python_doscript tools/strip_asm.py
fi
}
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