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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
CMAKE_MAKEFILE_GENERATOR="emake"
FORTRAN_NEEDED=fortran
FORTRAN_STANDARD="77 90 2003"
# if FFLAGS and FCFLAGS are set then should be equal
inherit cmake flag-o-matic fortran-2 toolchain-funcs
DESCRIPTION="Suite of nonlinear solvers"
HOMEPAGE="https://computing.llnl.gov/projects/sundials"
SRC_URI="https://github.com/LLNL/${PN}/releases/download/v${PV}/${P}.tar.gz"
LICENSE="BSD"
SLOT="0/$(ver_cut 1)"
KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux"
IUSE="doc examples fortran hypre +int64 lapack mpi openmp sparse +static-libs superlumt threads"
REQUIRED_USE="
fortran? ( static-libs )
hypre? ( mpi )
"
BDEPEND="virtual/pkgconfig"
RDEPEND="
lapack? ( virtual/lapack )
mpi? (
sci-libs/hypre:=[fortran?,mpi?]
virtual/mpi[fortran?]
)
sparse? ( sci-libs/klu )
superlumt? ( sci-libs/superlu_mt:=[int64=] )
"
DEPEND="${RDEPEND}"
PATCHES=(
"${FILESDIR}"/${P}-fix-license-install-path.patch
)
pkg_setup() {
if [[ ${MERGE_TYPE} != binary ]] && use openmp && [[ $(tc-getCC) == *gcc ]] && ! tc-has-openmp; then
ewarn "OpenMP is not available in your current selected gcc"
die "need openmp capable gcc"
fi
}
src_prepare() {
# bug #707240
append-cflags -fcommon
use threads && append-ldflags -pthread
cmake_src_prepare
}
src_configure() {
mycmakeargs+=(
-DBUILD_FORTRAN77_INTERFACE=$(usex fortran)
-DBUILD_FORTRAN_MODULE_INTERFACE=$(usex fortran)
-DBUILD_SHARED_LIBS=ON
-DBUILD_STATIC_LIBS=$(usex static-libs)
-DENABLE_HYPRE=$(usex hypre)
-DENABLE_KLU=$(usex sparse)
-DENABLE_LAPACK=$(usex lapack)
-DENABLE_MPI=$(usex mpi)
-DENABLE_OPENMP=$(usex openmp)
-DENABLE_PTHREAD=$(usex threads)
-DENABLE_SUPERLUMT=$(usex superlumt)
-DEXAMPLES_INSTALL=ON
-DEXAMPLES_INSTALL_PATH="/usr/share/doc/${PF}/examples"
-DSUNDIALS_INDEX_SIZE="$(usex int64 64 32)"
-DSUPERLUMT_INCLUDE_DIR="${EPREFIX}/usr/include/superlu_mt"
-DSUPERLUMT_LIBRARY="-lsuperlu_mt"
-DUSE_GENERIC_MATH=ON
)
if use examples; then
mycmakeargs+=(
-DEXAMPLES_ENABLE_C=ON
-DEXAMPLES_ENABLE_CXX=ON
)
if use fortran; then
mycmakeargs+=(
-DEXAMPLES_ENABLE_F77=ON
-DEXAMPLES_ENABLE_F90=ON
-DEXAMPLES_ENABLE_F2003=ON
)
fi
fi
if use fortran; then
mycmakeargs+=(
-DFortran_INSTALL_MODDIR="${EPREFIX}/usr/$(get_libdir)/fortran"
)
fi
if use hypre; then
mycmakeargs+=(
-DHYPRE_INCLUDE_DIR="${EPREFIX}/usr/include/hypre"
-DHYPRE_LIBRARY="${EPREFIX}/usr/$(get_libdir)/libHYPRE.so"
)
fi
if use sparse; then
mycmakeargs+=(
-DKLU_LIBRARY="${EPREFIX}/usr/$(get_libdir)/libklu.so"
)
fi
cmake_src_configure
}
src_install() {
cmake_src_install
use doc && dodoc doc/*/*.pdf
}
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