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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
inherit toolchain-funcs cmake-utils
DESCRIPTION="Common bricks library for building distributed machine learning."
HOMEPAGE="https://github.com/dmlc/dmlc-core"
if [[ ${PV} == *9999* ]] ; then
EGIT_REPO_URI="https://github.com/dmlc/${PN}.git"
inherit git-r3
else
EGIT_COMMIT="54db57d5d1b2a7b93319053011802888b827a539"
inherit vcs-snapshot
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
SRC_URI="https://github.com/dmlc/dmlc-core/archive/${EGIT_COMMIT}.tar.gz -> ${P}.tar.gz"
fi
LICENSE="Apache-2.0"
SLOT="0"
# hdfs needs big java hdfs not yet in portage
# azure not yet in portage
IUSE="doc openmp s3 test"
RESTRICT="!test? ( test )"
RDEPEND="net-misc/curl[ssl]"
DEPEND="${RDEPEND}
doc? ( app-doc/doxygen )
test? ( dev-cpp/gtest )
"
PATCHES=( "${FILESDIR}"/${PN}-install-dirs.patch )
pkg_pretend() {
[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
}
pkg_setup() {
[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
}
src_prepare() {
cmake-utils_src_prepare
# respect user flags (SSE2 does nothing more than adding -msse2)
# also doc install everything so remove
sed -e '/-O3/d' \
-e '/check_cxx.*SSE2/d' \
-i CMakeLists.txt || die
# all these hacks below to allow testing
sed -e 's|-O3||' -e 's|-lm|-lm -L$(LD_LIBRARY_PATH) -ldmlc|g' -i Makefile || die
sed -e "s|libdmlc.a||g" \
-i test/dmlc_test.mk test/unittest/dmlc_unittest.mk || die
cat <<-EOF > config.mk
USE_SSE=0
WITH_FPIC=1
USE_OPENMP=$(use openmp && echo 1 || echo 0)
USE_S3=$(use s3 && echo 1 || echo 0)
BUILD_TEST=$(use test && echo 1 || echo 0)
DMLC_CFLAGS=${CXXFLAGS}
DMLC_LDFLAGS=${LDFLAGS}
EOF
}
src_configure() {
local mycmakeargs=(
-DBUILD_SHARED_LIBS=ON
-DUSE_S3="$(usex s3)"
-DUSE_OPENMP="$(usex openmp)"
)
cmake-utils_src_configure
}
src_compile() {
cmake-utils_src_compile
if use doc; then
doxygen doc/Doxyfile || die
fi
}
src_test() {
tc-export CXX
export LD_LIBRARY_PATH="${BUILD_DIR}"
emake test
test/unittest/dmlc_unittest || die
}
src_install() {
cmake-utils_src_install
if use doc; then
insinto /usr/share/doc/${PF}
doins -r doc/doxygen/html
docompress -x /usr/share/doc/${PF}/html
fi
}
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