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# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit fortran-2 flag-o-matic multilib toolchain-funcs
MYP=MUMPS_${PV}
DESCRIPTION="MUltifrontal Massively Parallel sparse direct matrix Solver"
HOMEPAGE="http://mumps.enseeiht.fr/"
SRC_URI="http://mumps.enseeiht.fr/${MYP}.tar.gz"
S="${WORKDIR}/${MYP}"
LICENSE="public-domain"
SLOT="0"
KEYWORDS="~amd64 ~loong ~riscv ~x86 ~amd64-linux ~x86-linux"
IUSE="doc examples metis mpi +scotch static-libs"
BDEPEND="virtual/pkgconfig"
RDEPEND="
virtual/blas
metis? (
>=sci-libs/metis-5
mpi? ( >=sci-libs/parmetis-4 )
)
mpi? ( sci-libs/scalapack )
!mpi? ( virtual/lapack )
scotch? ( >=sci-libs/scotch-6.0.1:=[mpi=] )
"
DEPEND="${RDEPEND}"
_get_version_component_count() {
local cnt=( $(ver_rs 1- ' ') )
echo ${#cnt[@]} || die
}
static_to_shared() {
local libstatic=${1}
shift
local libname=$(basename ${libstatic%.a})
local soname=${libname}$(get_libname $(ver_cut 1-2))
local libdir=$(dirname ${libstatic})
einfo "Making ${soname} from ${libstatic}"
if [[ ${CHOST} == *-darwin* ]] ; then
${LINK:-$(tc-getCC)} ${LDFLAGS} \
-dynamiclib -install_name "${EPREFIX}"/usr/lib/"${soname}" \
-Wl,-all_load -Wl,${libstatic} \
"$@" -o ${libdir}/${soname} || die "${soname} failed"
else
${LINK:-$(tc-getCC)} ${LDFLAGS} \
-shared -Wl,-soname=${soname} \
-Wl,--whole-archive ${libstatic} -Wl,--no-whole-archive \
"$@" -o ${libdir}/${soname} || die "${soname} failed"
if [[ $(_get_version_component_count) -ge 1 ]] ; then
ln -s ${soname} ${libdir}/${libname}$(get_libname $(ver_cut 1)) || die
fi
ln -s ${soname} ${libdir}/${libname}$(get_libname) || die
fi
}
src_prepare() {
# workaround for gcc10 (bug #743442)
append-fflags $(test-flags-FC -fallow-argument-mismatch)
sed -e "s;^\(CC\s*=\).*;\1$(tc-getCC);" \
-e "s;^\(FC\s*=\).*;\1$(tc-getFC);" \
-e "s;^\(FL\s*=\).*;\1$(tc-getFC);" \
-e "s;^\(AR\s*=\).*;\1$(tc-getAR) cr ;" \
-e "s;^\(RANLIB\s*=\).*;\1$(tc-getRANLIB);" \
-e "s;^\(LIBBLAS\s*=\).*;\1$($(tc-getPKG_CONFIG) --libs blas);" \
-e "s;^\(INCPAR\s*=\).*;\1;" \
-e 's;^\(LIBPAR\s*=\).*;\1$(SCALAP);' \
-e "s;^\(OPTF\s*=\).*;\1${FFLAGS} -DALLOW_NON_INIT \$(PIC);" \
-e "s;^\(OPTC\s*=\).*;\1${CFLAGS} \$(PIC);" \
-e "s;^\(OPTL\s*=\).*;\1${LDFLAGS};" \
Make.inc/Makefile.inc.generic > Makefile.inc || die
# fixed a missing copy of libseq to libdir
default
}
src_configure() {
# We abuse LIBADD here to work around the fact that MUMPS is criminally
# underlinked.
LIBADD="$($(tc-getPKG_CONFIG) --libs blas) -Llib -lpord"
local ord="-Dpord"
if use metis && use mpi; then
sed -i \
-e "s;#\s*\(LMETIS\s*=\).*;\1$($(tc-getPKG_CONFIG) --libs parmetis);" \
-e "s;#\s*\(IMETIS\s*=\).*;\1$($(tc-getPKG_CONFIG) --cflags parmetis);" \
Makefile.inc || die
LIBADD="${LIBADD} $($(tc-getPKG_CONFIG) --libs parmetis)"
ord="${ord} -Dparmetis"
elif use metis; then
sed -i \
-e "s;#\s*\(LMETIS\s*=\).*;\1$($(tc-getPKG_CONFIG) --libs metis);" \
-e "s;#\s*\(IMETIS\s*=\).*;\1$($(tc-getPKG_CONFIG) --cflags metis);" \
Makefile.inc || die
LIBADD="${LIBADD} $($(tc-getPKG_CONFIG) --libs metis)"
ord="${ord} -Dmetis"
fi
if use scotch && use mpi; then
sed -i \
-e "s;#\s*\(LSCOTCH\s*=\).*;\1-lptesmumps -lptscotch -lptscotcherr;" \
-e "s;#\s*\(ISCOTCH\s*=\).*;\1-I${ESYSROOT}/usr/include/scotch;" \
Makefile.inc || die
LIBADD="${LIBADD} -lptesmumps -lptscotch -lptscotcherr"
ord="${ord} -Dptscotch"
elif use scotch; then
sed -i \
-e "s;#\s*\(LSCOTCH\s*=\).*;\1-lesmumps -lscotch -lscotcherr;" \
-e "s;#\s*\(ISCOTCH\s*=\).*;\1-I${ESYSROOT}/usr/include/scotch;" \
Makefile.inc || die
LIBADD="${LIBADD} -lesmumps -lscotch -lscotcherr"
ord="${ord} -Dscotch"
fi
if use mpi; then
sed -i \
-e "s;^\(CC\s*=\).*;\1mpicc;" \
-e "s;^\(FC\s*=\).*;\1mpif90;" \
-e "s;^\(FL\s*=\).*;\1mpif90;" \
-e "s;^\(SCALAP\s*=\).*;\1$($(tc-getPKG_CONFIG) --libs scalapack);" \
Makefile.inc || die
export LINK=mpif90
LIBADD="${LIBADD} $($(tc-getPKG_CONFIG) --libs scalapack)"
else
sed -i \
-e 's;-Llibseq;-L$(topdir)/libseq;' \
-e 's;PAR);SEQ);g' \
-e "s;^\(SCALAP\s*=\).*;\1;" \
-e 's;^LIBSEQNEEDED =;LIBSEQNEEDED = libseqneeded;g' \
Makefile.inc || die
LIBADD="${LIBADD} $($(tc-getPKG_CONFIG) --libs lapack)"
export LINK="$(tc-getFC)"
fi
sed -i -e "s;^\s*\(ORDERINGSF\s*=\).*;\1 ${ord};" Makefile.inc || die
}
src_compile() {
# Workaround #462602
export FAKEROOTKEY=1
# Use "-j1" to avoid a spurious race condition
emake -j1 alllib PIC="-fPIC"
if ! use mpi; then
#$(tc-getAR) crs lib/libmumps_common.a libseq/*.o || die
LIBADD+=" -Llibseq -lmpiseq"
static_to_shared libseq/libmpiseq.a
fi
static_to_shared lib/libpord.a ${LIBADD}
static_to_shared lib/libmumps_common.a ${LIBADD}
local i
for i in c d s z; do
static_to_shared lib/lib${i}mumps.a -Llib -lmumps_common ${LIBADD}
done
if use static-libs; then
emake clean
emake alllib
fi
}
src_test() {
emake all
local dotest
if use mpi; then
dotest="mpirun -np 2"
else
export LD_LIBRARY_PATH="${S}/libseq:${LD_LIBRARY_PATH}"
fi
cd examples
${dotest} ./ssimpletest < input_simpletest_real || die
${dotest} ./dsimpletest < input_simpletest_real || die
${dotest} ./csimpletest < input_simpletest_cmplx || die
${dotest} ./zsimpletest < input_simpletest_cmplx || die
einfo "The solutions should be close to (1,2,3,4,5)"
${dotest} ./c_example || die
einfo "The solution should be close to (1,2)"
emake clean
}
src_install() {
dolib.so lib/lib*$(get_libname)*
use static-libs && dolib.a lib/lib*.a
insinto /usr
doins -r include
if ! use mpi; then
dolib.so libseq/lib*$(get_libname)*
insinto /usr/include/mpiseq
doins libseq/*.h
use static-libs && dolib.a libseq/libmpiseq.a
fi
dodoc README ChangeLog VERSION
use doc && dodoc doc/*.pdf
if use examples; then
dodoc -r examples
fi
}
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