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# Copyright 1999-2021 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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CMAKE_MAKEFILE_GENERATOR="emake"
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FORTRAN_NEEDED=fortran
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FORTRAN_STANDARD="77 90 2003"
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# if FFLAGS and FCFLAGS are set then should be equal
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inherit cmake flag-o-matic fortran-2 toolchain-funcs
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DESCRIPTION="Suite of nonlinear solvers"
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HOMEPAGE="https://computing.llnl.gov/projects/sundials"
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SRC_URI="https://github.com/LLNL/${PN}/releases/download/v${PV}/${P}.tar.gz"
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LICENSE="BSD"
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SLOT="0/$(ver_cut 1)"
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KEYWORDS="amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux"
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IUSE="doc examples fortran hypre +int64 lapack mpi openmp sparse +static-libs superlumt threads"
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REQUIRED_USE="
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fortran? ( static-libs )
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hypre? ( mpi )
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"
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BDEPEND="virtual/pkgconfig"
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RDEPEND="
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lapack? ( virtual/lapack )
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mpi? (
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sci-libs/hypre:=[fortran?,mpi?]
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virtual/mpi[fortran?]
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)
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sparse? ( sci-libs/klu )
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superlumt? ( sci-libs/superlu_mt:=[int64=] )
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"
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DEPEND="${RDEPEND}"
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PATCHES=(
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"${FILESDIR}"/${P}-fix-license-install-path.patch
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)
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pkg_setup() {
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if [[ ${MERGE_TYPE} != binary ]] && use openmp && [[ $(tc-getCC) == *gcc ]] && ! tc-has-openmp; then
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ewarn "OpenMP is not available in your current selected gcc"
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die "need openmp capable gcc"
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fi
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}
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src_prepare() {
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# bug #707240
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append-cflags -fcommon
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use threads && append-ldflags -pthread
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cmake_src_prepare
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}
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src_configure() {
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mycmakeargs+=(
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-DBUILD_FORTRAN77_INTERFACE=$(usex fortran)
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-DBUILD_FORTRAN_MODULE_INTERFACE=$(usex fortran)
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-DBUILD_SHARED_LIBS=ON
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-DBUILD_STATIC_LIBS=$(usex static-libs)
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-DENABLE_HYPRE=$(usex hypre)
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-DENABLE_KLU=$(usex sparse)
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-DENABLE_LAPACK=$(usex lapack)
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-DENABLE_MPI=$(usex mpi)
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-DENABLE_OPENMP=$(usex openmp)
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-DENABLE_PTHREAD=$(usex threads)
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-DENABLE_SUPERLUMT=$(usex superlumt)
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-DEXAMPLES_INSTALL=ON
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-DEXAMPLES_INSTALL_PATH="/usr/share/doc/${PF}/examples"
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-DSUNDIALS_INDEX_SIZE="$(usex int64 64 32)"
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-DSUPERLUMT_INCLUDE_DIR="${EPREFIX}/usr/include/superlu_mt"
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-DSUPERLUMT_LIBRARY="-lsuperlu_mt"
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-DUSE_GENERIC_MATH=ON
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)
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if use examples; then
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mycmakeargs+=(
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-DEXAMPLES_ENABLE_C=ON
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-DEXAMPLES_ENABLE_CXX=ON
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)
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if use fortran; then
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mycmakeargs+=(
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-DEXAMPLES_ENABLE_F77=ON
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-DEXAMPLES_ENABLE_F90=ON
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-DEXAMPLES_ENABLE_F2003=ON
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)
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fi
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fi
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if use fortran; then
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mycmakeargs+=(
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-DFortran_INSTALL_MODDIR="${EPREFIX}/usr/$(get_libdir)/fortran"
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)
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fi
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if use hypre; then
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mycmakeargs+=(
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-DHYPRE_INCLUDE_DIR="${EPREFIX}/usr/include/hypre"
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-DHYPRE_LIBRARY="${EPREFIX}/usr/$(get_libdir)/libHYPRE.so"
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)
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fi
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if use sparse; then
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mycmakeargs+=(
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-DKLU_LIBRARY="${EPREFIX}/usr/$(get_libdir)/libklu.so"
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)
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fi
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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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use doc && dodoc doc/*/*.pdf
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}
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