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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
CMAKE_MAKEFILE_GENERATOR="emake"
FORTRAN_NEEDED=fortran
FORTRAN_STANDARD="77 90"
# if FFLAGS and FCFLAGS are set then should be equal
inherit cmake fortran-2 toolchain-funcs
DESCRIPTION="Suite of nonlinear solvers"
HOMEPAGE="https://computation.llnl.gov/projects/sundials"
SRC_URI="https://computation.llnl.gov/projects/sundials/download/${P}.tar.gz"
LICENSE="BSD"
SLOT="0/$(ver_cut 1)"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="cxx doc examples fortran hypre lapack mpi openmp sparse static-libs superlumt threads"
REQUIRED_USE="hypre? ( mpi )"
BDEPEND="virtual/pkgconfig"
RDEPEND="
lapack? ( virtual/lapack )
mpi? ( virtual/mpi sci-libs/hypre:= )
sparse? ( sci-libs/klu )
superlumt? ( sci-libs/superlu_mt:= )
"
DEPEND="${RDEPEND}"
PATCHES=( "${FILESDIR}"/${P}-fix-license-install-path.patch )
pkg_setup() {
if [[ ${MERGE_TYPE} != binary ]] && use openmp && [[ $(tc-getCC) == *gcc ]] && ! tc-has-openmp; then
ewarn "OpenMP is not available in your current selected gcc"
die "need openmp capable gcc"
fi
}
src_configure() {
mycmakeargs+=(
-DBUILD_SHARED_LIBS=ON
-DBUILD_STATIC_LIBS="$(usex static-libs)"
-DCXX_ENABLE="$(usex cxx)"
-DFCMIX_ENABLE="$(usex fortran)"
-DF90_ENABLE="$(usex fortran)"
-DHYPRE_ENABLE="$(usex hypre)"
-DHYPRE_INCLUDE_DIR="${EPREFIX}/usr/include/hypre"
-DKLU_ENABLE="$(usex sparse)"
-DLAPACK_ENABLE="$(usex lapack)"
-DMPI_ENABLE="$(usex mpi)"
-DOPENMP_ENABLE="$(usex openmp)"
-DPTHREAD_ENABLE="$(usex threads)"
-DSUPERLUMT_ENABLE="$(usex superlumt)"
-DSUPERLUMT_INCLUDE_DIR="${EPREFIX}/usr/include/superlu_mt"
-DSUPERLUMT_LIBRARY="-lsuperlu_mt"
-DEXAMPLES_ENABLE="$(usex examples)"
-DEXAMPLES_INSTALL=ON
-DEXAMPLES_INSTALL_PATH="/usr/share/doc/${PF}/examples"
-DUSE_GENERIC_MATH=ON
)
use sparse && mycmakeargs+=( -DKLU_LIBRARY="${EPREFIX}/usr/$(get_libdir)/libklu.so" )
cmake_src_configure
}
src_install() {
cmake_src_install
use doc && dodoc doc/*/*.pdf
}
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