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# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
EAPI=4
inherit eutils toolchain-funcs flag-o-matic
MYP=MUMPS_${PV}
DESCRIPTION="MUltifrontal Massively Parallel sparse direct matrix Solver"
HOMEPAGE="http://mumps.enseeiht.fr/"
SRC_URI="${HOMEPAGE}${MYP}.tar.gz"
LICENSE="public-domain"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="doc examples metis mpi +scotch static-libs"
RDEPEND="virtual/blas
virtual/metis[mpi?]
scotch? ( sci-libs/scotch[mpi?] )
mpi? ( virtual/scalapack )"
DEPEND="${RDEPEND}
dev-util/pkgconfig"
S="${WORKDIR}/${MYP}"
make_shared_lib() {
local libstatic=${1}
local soname=$(basename "${1%.a}").so.$(get_major_version)
shift
einfo "Making ${soname}"
${LINK:-$(tc-getCC)} ${LDFLAGS} \
-shared -Wl,-soname="${soname}" \
-Wl,--whole-archive "${libstatic}" -Wl,--no-whole-archive \
"$@" -o $(dirname "${libstatic}")/"${soname}" || die "${soname} failed"
}
src_prepare() {
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) rv :" \
-e "s:\(RANLIB\s*=\).*:\1$(tc-getRANLIB):" \
-e "s:\(LIBBLAS\s*=\).*:\1$(pkg-config --libs blas):" \
-e "s:\(INCPAR\s*=\).*:\1:" \
-e 's:\(LIBPAR\s*=\).*:\1$(SCALAP):' \
-e "s:\(OPTF\s*=\).*:\1${FFLAGS}:" \
-e "s:\(OPTC\s*=\).*:\1${CFLAGS}:" \
-e "s:\(OPTL\s*=\).*:\1${LDFLAGS}:" \
Make.inc/Makefile.inc.generic > Makefile.inc || die
}
src_configure() {
LIBS="$(pkg-config --libs blas) -Llib -lpord"
local ord="-Dpord"
if use metis && use mpi; then
sed -i \
-e "s:#\s*\(LMETIS\s*=\).*:\1$(pkg-config --libs metis-mpi):" \
-e "s:#\s*\(IMETIS\s*=\).*:\1$(pkg-config --cflags metis-mpi):" \
Makefile.inc || die
LIBS="${LIBS} $(pkg-config --libs metis-mpi)"
ord="${ord} -Dparmetis"
elif use metis; then
sed -i \
-e "s:#\s*\(LMETIS\s*=\).*:\1$(pkg-config --libs metis):" \
-e "s:#\s*\(IMETIS\s*=\).*:\1$(pkg-config --cflags metis):" \
Makefile.inc || die
LIBS="${LIBS} $(pkg-config --libs metis)"
ord="${ord} -Dmetis"
fi
if use scotch && use mpi; then
sed -i \
-e "s:\(LSCOTCH\s*=\).*:\1-lptesmumps -lptscotch -lptscotcherr:" \
-e "s:\(ISCOTCH\s*=\).*:\1${ED}/usr/include/scotch:" \
Makefile.inc || die
LIBS="${LIBS} -lptesmumps -lptscotch -lptscotcherr"
ord="${ord} -Dptscotch"
elif use scotch; then
sed -i \
-e "s:\(LSCOTCH\s*=\).*:\1-lesmumps -lscotch -lscotcherr:" \
-e "s:\(ISCOTCH\s*=\).*:\1${ED}/usr/include/scotch:" \
Makefile.inc || die
LIBS="${LIBS} -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$(pkg-config --libs scalapack):" \
Makefile.inc || die
export LINK=mpif90
LIBS="${LIBS} $(pkg-config --libs scalapack)"
fi
sed -i -e "s:\(ORDERINGSF\s*=\).*:\1 ${ord}:" Makefile.inc || die
}
src_compile() {
emake alllib OPTF="${FFLAGS} -fPIC" OPTC="${CFLAGS} -fPIC"
make_shared_lib lib/libmumps_common.a ${LIBS}
local i
for i in c d s z; do
make_shared_lib lib/lib${i}mumps.a -Llib -lmumps_common
done
if use static-libs; then
emake clean
emake alllib
fi
}
src_test() {
emake all
local dotest
use mpi && dotest="mpirun -np 2"
${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 solution should be (1,2,3,4,5)"
${dotest} ./c_example || die
einfo "The solution should be (1,2)"
}
src_install() {
dolib.so lib/lib*.so
use static-libs && dolib.a lib/lib*.a
dodoc README ChangeLog VERSION
use doc && dodoc doc/*.pdf
if use examples; then
insinto /usr/share/doc/${PF}
doins -r examples
fi
}
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