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# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
EAPI=5
inherit eutils fortran-2 toolchain-funcs
MYPN=SuperLU_MT
DESCRIPTION="Multithreaded sparse LU factorization library"
HOMEPAGE="http://crd.lbl.gov/~xiaoye/SuperLU/"
SRC_URI="${HOMEPAGE}/${PN}_${PV}.tar.gz"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~ppc ~ppc64 ~x86 ~amd64-linux ~x86-linux"
IUSE="doc openmp threads examples static-libs test"
RDEPEND="
virtual/blas"
DEPEND="${RDEPEND}
virtual/pkgconfig
test? ( app-shells/tcsh )"
S="${WORKDIR}/${MYPN}_${PV}"
pkg_setup() {
if use threads; then
export CTHREADS="-D__PTHREAD" LDTHREADS="-pthread"
elif use openmp; then
if [[ $(tc-getCC) == *gcc ]] && ! tc-has-openmp; then
ewarn "OpenMP is not available in your current selected gcc"
die "need openmp capable gcc"
fi
FORTRAN_NEED_OPENMP=1
export CTHREADS="-D__OPENMP"
[[ $(tc-getCC) == *gcc ]] && LDTHREADS="-fopenmp"
else
ewarn "Neither threads or openmp selected. Forcing threads"
export CTHREADS="-D__PTHREAD" LDTHREADS="-pthread"
fi
fortran-2_pkg_setup
}
src_prepare() {
epatch \
"${FILESDIR}"/${P}-duplicate-symbols.patch \
"${FILESDIR}"/${P}-missing-includes.patch
}
src_configure() {
sed -i \
-e 's/^\(PLAT\s*=\).*/\1/' \
-e "s:^\(CC\s*=\).*:\1 $(tc-getCC):" \
-e "/CFLAGS/s:-O3:${CFLAGS} \$(PIC):" \
-e "s:^\(PREDEFS\s*=\).*:\1 ${CPPFLAGS} -DUSE_VENDOR_BLAS \$(CTHREADS)$:" \
-e "s:^\(NOOPTS\s*=.*\):\1 \$(PIC):" \
-e "s:^\(FORTRAN\s*=\).*:\1 $(tc-getFC):" \
-e "s:^\(FFLAGS\s*=\).*:\1 ${FFLAGS} \$(PIC):" \
-e "s:^\(ARCH\s*=\).*:\1 $(tc-getAR):" \
-e "s:^\(RANLIB\s*=\).*:\1 $(tc-getRANLIB):" \
-e "s:^\(LOADER\s*=\).*:\1 $(tc-getCC):" \
-e "s:^\(LOADOPTS\s*=\).*:\1 ${LDFLAGS} \$(LDTHREADS):" \
-e "/MPLIB/d" \
-e "s:^\(BLASLIB\s*=\).*:\1 $($(tc-getPKG_CONFIG) --libs blas):" \
make.inc || die
SONAME=libsuperlu_mt.so.0
sed -i \
-e 's|../make.inc|make.inc|' \
-e "s|../SRC|${EPREFIX}/usr/include/${PN}|" \
-e '/:.*$(SUPERLULIB)/s|../lib/$(SUPERLULIB)||g' \
-e 's|../lib/$(SUPERLULIB)|-lsuperlu_mt|g' \
EXAMPLE/Makefile || die
}
src_compile() {
emake superlulib \
PIC="-fPIC" ARCH="echo" ARCHFLAGS="" RANLIB="echo"
$(tc-getCC) ${LDFLAGS} ${LDTHREADS} -shared -Wl,-soname=${SONAME} SRC/*.o \
$($(tc-getPKG_CONFIG) --libs blas) -lm -o lib/${SONAME} || die
ln -s ${SONAME} lib/libsuperlu_mt.so || die
use static-libs && rm -f SRC/*.o && emake superlulib \
PIC="" ARCH="$(tc-getAR)" ARCHFLAGS="cr" RANLIB="$(tc-getRANLIB)"
}
src_test() {
emake -j1 tmglib
LD_LIBRARY_PATH="${S}/lib:${LD_LIBRARY_PATH}" \
emake SUPERLULIB="${SONAME}" testing
}
src_install() {
dolib.so lib/*so*
use static-libs && dolib.a lib/*.a
insinto /usr/include/${PN}
doins SRC/*h
dodoc README
use doc && dodoc DOC/ug.pdf
if use examples; then
insinto /usr/share/doc/${PF}/examples
doins -r EXAMPLE/* make.inc
fi
}
pkg_postinst() {
elog "${PN} has been designed to work with a single-threaded blas library"
elog "Make sure to eselect one (openblas/atlas) when using superlu_mt"
}
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