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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
FORTRAN_NEEDED=fortran
inherit fortran-2 toolchain-funcs flag-o-matic
DESCRIPTION="Parallel matrix preconditioners library"
HOMEPAGE="https://computation.llnl.gov/projects/hypre-scalable-linear-solvers-multigrid-methods"
SRC_URI="https://github.com/${PN}-space/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="LGPL-2.1"
SLOT="0/${PV}"
KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~x86 ~amd64-linux ~x86-linux"
IUSE="debug examples fortran int64 openmp mpi"
BDEPEND="virtual/pkgconfig"
RDEPEND="
sci-libs/superlu:=
virtual/blas
virtual/lapack
mpi? ( virtual/mpi )"
DEPEND="${RDEPEND}"
DOCS=( CHANGELOG COPYRIGHT README )
pkg_pretend() {
if [[ ${MERGE_TYPE} != binary ]] && use openmp && [[ $(tc-getCC) == *gcc* ]] ; then
tc-check-openmp
fi
}
pkg_setup() {
if [[ ${MERGE_TYPE} != binary ]] && use openmp && [[ $(tc-getCC) == *gcc* ]] && ! tc-has-openmp ; then
ewarn "You are using a non capable gcc compiler ( < 4.2 ? )"
die "Need an OpenMP capable compiler"
fi
}
src_prepare() {
default
# link with system superlu and propagate LDFLAGS
sed -e "s:@LIBS@:@LIBS@ $($(tc-getPKG_CONFIG) --libs superlu):" \
-e 's:_SHARED@:_SHARED@ $(LDFLAGS):g' \
-i src/config/Makefile.config.in || die
sed -e '/HYPRE_ARCH/s: = :=:g' \
-i src/configure || die
# link with system blas and lapack
sed -e '/^BLASFILES/d' \
-e '/^LAPACKFILES/d' \
-i src/lib/Makefile || die
}
src_configure() {
tc-export CC CXX
append-flags -Dhypre_dgesvd=dgesvd_
if use openmp && [[ $(tc-getCC) == *gcc* ]] ; then
append-flags -fopenmp && append-ldflags -fopenmp
fi
if use mpi ; then
CC=mpicc
FC=mpif77
CXX=mpicxx
fi
cd src || die
# without-superlu: means do not use bundled one
econf \
--enable-shared \
--with-blas-libs="$($(tc-getPKG_CONFIG) --libs-only-l blas | sed -e 's/-l//g')" \
--with-blas-lib-dirs="$($(tc-getPKG_CONFIG) --libs-only-L blas | sed -e 's/-L//g')" \
--with-lapack-libs="$($(tc-getPKG_CONFIG) --libs-only-l lapack | sed -e 's/-l//g')" \
--with-lapack-lib-dirs="$($(tc-getPKG_CONFIG) --libs-only-L lapack | sed -e 's/-L//g')" \
--with-timing \
--without-superlu \
$(use_enable debug) \
$(use_enable openmp hopscotch) \
$(use_enable int64 bigint) \
$(use_enable fortran) \
$(use_with openmp) \
$(use_with mpi MPI)
}
src_compile() {
emake -C src
}
src_test() {
LD_LIBRARY_PATH="${S}/src/lib:${LD_LIBRARY_PATH}" \
PATH="${S}/src/test:${PATH}" \
emake -C src check
}
src_install() {
emake -C src install \
HYPRE_INSTALL_DIR="${ED}" \
HYPRE_LIB_INSTALL="${ED}/usr/$(get_libdir)" \
HYPRE_INC_INSTALL="${ED}/usr/include/hypre"
if use examples; then
dodoc -r src/examples
fi
}
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