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# Copyright 1999-2023 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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inherit cmake toolchain-funcs
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COMMIT="8ee6a372ca703836f593e3c450ca903f04be14df"
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DESCRIPTION="Parallel (MPI) unstructured graph partitioning library"
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HOMEPAGE="https://github.com/KarypisLab/ParMETIS"
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SRC_URI="https://github.com/KarypisLab/ParMETIS/archive/${COMMIT}.tar.gz -> ${P}.tar.gz"
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S="${WORKDIR}/ParMETIS-${COMMIT}"
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LICENSE="all-rights-reserved"
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SLOT="0"
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KEYWORDS="~amd64 ~arm64 ~loong ~riscv ~x86 ~amd64-linux"
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IUSE="examples openmp pcre"
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RESTRICT="mirror bindist"
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DEPEND="
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sci-libs/gklib
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>=sci-libs/metis-5.1.0-r5
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virtual/mpi[fortran]
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pcre? ( dev-libs/libpcre:= )
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"
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RDEPEND="${DEPEND}"
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PATCHES=(
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"${FILESDIR}"/${P}-respect-user-flags.patch
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"${FILESDIR}"/${P}-multilib.patch
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)
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pkg_pretend() {
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[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
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}
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pkg_setup() {
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[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
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}
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src_prepare() {
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export CC=mpicc CXX=mpicxx
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cmake_src_prepare
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}
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src_configure() {
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local mycmakeargs=(
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-DGKRAND=ON
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-DMETIS_PATH="${EPREFIX}/usr"
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-DOPENMP=$(usex openmp)
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-DPCRE=$(usex pcre)
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-DSHARED=ON
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)
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cmake_src_configure
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}
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src_install() {
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cmake_src_install
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dodoc Changelog
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dodoc manual/manual.pdf
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if use examples; then
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docinto examples
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dodoc -r Graphs programs
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fi
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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: ${HOMEPAGE}
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Libs: -L\${libdir} -lparmetis -lGKlib
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Cflags: -I\${includedir}
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Requires: metis
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EOF
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insinto /usr/$(get_libdir)/pkgconfig
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doins ${PN}.pc
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}
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