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# Copyright 2020-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
PYTHON_COMPAT=( python3_{7,8,9} )
inherit cmake flag-o-matic python-any-r1 toolchain-funcs
# yes, it needs SOURCE, not just installed one
GTEST_COMMIT="aee0f9d9b5b87796ee8a0ab26b7587ec30e8858e"
GTEST_FILE="gtest-1.10.0_p20200702.tar.gz"
DESCRIPTION="Abseil Common Libraries (C++), LTS Branch"
HOMEPAGE="https://abseil.io"
SRC_URI="https://github.com/abseil/abseil-cpp/archive/${PV}.tar.gz -> ${P}.tar.gz
test? ( https://github.com/google/googletest/archive/${GTEST_COMMIT}.tar.gz -> ${GTEST_FILE} )"
LICENSE="
Apache-2.0
test? ( BSD )
"
SLOT="0/${PV%%.*}"
KEYWORDS="amd64 arm64 ~ppc64 ~riscv x86"
IUSE="test"
DEPEND=""
RDEPEND="${DEPEND}"
BDEPEND="
${PYTHON_DEPS}
test? ( sys-libs/timezone-data )
"
RESTRICT="!test? ( test )"
PATCHES=(
"${FILESDIR}/${PN}-20200923-arm_no_crypto.patch"
)
src_prepare() {
cmake_src_prepare
# un-hardcode abseil compiler flags
sed -i \
-e '/"-maes",/d' \
-e '/"-msse4.1",/d' \
-e '/"-mfpu=neon"/d' \
-e '/"-march=armv8-a+crypto"/d' \
absl/copts/copts.py || die
# now generate cmake files
python_fix_shebang absl/copts/generate_copts.py
absl/copts/generate_copts.py || die
if use test; then
sed -i 's/-Werror//g' \
"${WORKDIR}/googletest-${GTEST_COMMIT}"/googletest/cmake/internal_utils.cmake || die
fi
}
src_configure() {
if use arm || use arm64; then
# bug #778926
if [[ $($(tc-getCXX) ${CXXFLAGS} -E -P - <<<$'#if defined(__ARM_FEATURE_CRYPTO)\nHAVE_ARM_FEATURE_CRYPTO\n#endif') != *HAVE_ARM_FEATURE_CRYPTO* ]]; then
append-cxxflags -DABSL_ARCH_ARM_NO_CRYPTO
fi
fi
local mycmakeargs=(
-DABSL_ENABLE_INSTALL=TRUE
-DABSL_LOCAL_GOOGLETEST_DIR="${WORKDIR}/googletest-${GTEST_COMMIT}"
-DCMAKE_CXX_STANDARD=17
$(usex test -DBUILD_TESTING=ON '') #intentional usex
)
cmake_src_configure
}
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