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158 lines
4.0 KiB
158 lines
4.0 KiB
# Copyright 1999-2020 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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# Check metis version bundled in parmetis tar ball
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# by diff of metis and parmetis tar ball
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METISPV=5.1.0
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METISP=metis-${METISPV}
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inherit cmake-utils toolchain-funcs
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DESCRIPTION="Parallel (MPI) unstructured graph partitioning library"
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HOMEPAGE="http://www-users.cs.umn.edu/~karypis/metis/parmetis/"
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SRC_URI="
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http://glaros.dtc.umn.edu/gkhome/fetch/sw/${PN}/${P}.tar.gz
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doc? ( http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/${METISP}.tar.gz )
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examples? ( http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/${METISP}.tar.gz )"
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LICENSE="all-rights-reserved"
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SLOT="0"
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KEYWORDS="amd64 arm64 x86 ~amd64-linux ~x86-linux"
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IUSE="doc double-precision examples int64 mpi openmp pcre static-libs"
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RESTRICT="mirror bindist"
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DEPEND="mpi? ( virtual/mpi )"
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RDEPEND="${DEPEND}
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!<sci-libs/metis-5"
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pkg_setup() {
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if use openmp; then
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if [[ $(tc-getCC)$ == *gcc* ]] && ! tc-has-openmp; then
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ewarn "You are using gcc but openmp is not available"
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die "Need an OpenMP capable compiler"
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fi
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fi
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}
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src_prepare() {
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cmake-utils_src_prepare
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# libdir love
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sed -i \
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-e '/DESTINATION/s/lib/lib${LIB_SUFFIX}/g' \
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libparmetis/CMakeLists.txt metis/libmetis/CMakeLists.txt || die
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# set metis as separate shared lib
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sed -i \
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-e 's/METIS_LIB/ParMETIS_LIB/g' \
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metis/libmetis/CMakeLists.txt || die
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sed -i \
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-e '/programs/d' \
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CMakeLists.txt metis/CMakeLists.txt || die
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if use static-libs; then
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mkdir "${WORKDIR}/${PN}_static" || die
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fi
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if use mpi; then
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export CC=mpicc CXX=mpicxx
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else
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sed -i \
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-e '/add_subdirectory(include/d' \
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-e '/add_subdirectory(libparmetis/d' \
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CMakeLists.txt || die
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fi
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if use int64; then
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sed -i -e '/IDXTYPEWIDTH/s/32/64/' metis/include/metis.h || die
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fi
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if use double-precision; then
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sed -i -e '/REALTYPEWIDTH/s/32/64/' metis/include/metis.h || die
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fi
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}
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src_configure() {
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parmetis_configure() {
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local mycmakeargs=(
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-DGKLIB_PATH="${S}/metis/GKlib"
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-DMETIS_PATH="${S}/metis"
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-DGKRAND=ON
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-DMETIS_INSTALL=ON
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-DOPENMP=$(usex openmp)
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-DPCRE=$(usex pcre)
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$@
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)
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cmake-utils_src_configure
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}
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parmetis_configure -DSHARED=ON
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if use static-libs; then
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sed -i -e '/fPIC/d' metis/GKlib/GKlibSystem.cmake || die
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BUILD_DIR="${WORKDIR}/${PN}_static" parmetis_configure
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fi
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}
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src_compile() {
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cmake-utils_src_compile
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use static-libs && \
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BUILD_DIR="${WORKDIR}/${PN}_static" cmake-utils_src_compile
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}
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src_install() {
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cmake-utils_src_install
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use static-libs && \
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BUILD_DIR="${WORKDIR}/${PN}_static" cmake-utils_src_install
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insinto /usr/include
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doins metis/include/metis.h
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newdoc metis/Changelog Changelog.metis}
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use doc && dodoc "${WORKDIR}/${METISP}"/manual/manual.pdf
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if use examples; then
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insinto /usr/share/doc/${PF}/examples/metis
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doins "${WORKDIR}/${METISP}"/{programs,graphs}/*
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fi
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# alternative stuff
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cat > metis.pc <<-EOF
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prefix=${EPREFIX}/usr
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libdir=\${prefix}/$(get_libdir)
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includedir=\${prefix}/include
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Name: metis
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Description: Unstructured graph partitioning library
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Version: ${METISPV}
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URL: ${HOMEPAGE/parmetis/metis}
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Libs: -L\${libdir} -lmetis
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Cflags: -I\${includedir}/metis
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EOF
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insinto /usr/$(get_libdir)/pkgconfig
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doins metis.pc
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# change if scotch is actually an alternative to metis
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#alternatives_for metis metis 0 \
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# /usr/$(get_libdir)/pkgconfig/metis.pc refmetis.pc
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if use mpi; then
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dodoc Changelog
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use doc && dodoc manual/manual.pdf
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if use examples; then
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insinto /usr/share/doc/${PF}/examples/${PN}
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doins {programs,Graphs}/*
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fi
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# alternative stuff
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cat > ${PN}.pc <<-EOF
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prefix=${EPREFIX}/usr
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libdir=\${prefix}/$(get_libdir)
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includedir=\${prefix}/include
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Name: ${PN}
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Description: ${DESCRIPTION}
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Version: ${PV}
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URL: ${HOMEPAGE}
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Libs: -L\${libdir} -l${PN}
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Cflags: -I\${includedir}/${PN}
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Requires: metis
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EOF
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insinto /usr/$(get_libdir)/pkgconfig
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doins ${PN}.pc
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# change if scotch is actually an alternative to parmetis
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#alternatives_for metis-mpi ${PN} 0 \
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# /usr/$(get_libdir)/pkgconfig/metis-mpi.pc ${PN}.pc
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fi
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}
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