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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit toolchain-funcs
MY_PN=SuperLU_MT
SOVERSION=$(ver_cut 1)
DESCRIPTION="Multithreaded sparse LU factorization library"
HOMEPAGE="https://portal.nersc.gov/project/sparse/superlu/"
SRC_URI="https://portal.nersc.gov/project/sparse/superlu/${PN}_${PV}.tar.gz"
LICENSE="BSD"
SLOT="0/${SOVERSION}"
KEYWORDS="amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux"
IUSE="doc examples int64 openmp static-libs test threads"
RESTRICT="!test? ( test )"
REQUIRED_USE="|| ( openmp threads )"
RDEPEND="virtual/blas"
DEPEND="${RDEPEND}"
BDEPEND="virtual/pkgconfig
test? ( app-shells/tcsh )"
S="${WORKDIR}/${MY_PN}_${PV}"
PATCHES=(
"${FILESDIR}"/${PN}-3.1-duplicate-symbols.patch
"${FILESDIR}"/${PN}-3.1-fix-predefs.patch
)
pkg_setup() {
if use openmp && ! use threads; 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
CTHREADS="-D__OPENMP"
[[ $(tc-getCC) == *gcc ]] && LDTHREADS="-fopenmp"
else
CTHREADS="-D__PTHREAD"
LDTHREADS="-pthread"
fi
}
src_prepare() {
default
cat <<-EOF > make.inc
CC=$(tc-getCC)
LOADER=$(tc-getCC)
ARCH=$(tc-getAR)
RANLIB=$(tc-getRANLIB)
PREDEFS=${CPPFLAGS} -DUSE_VENDOR_BLAS -DPRNTlevel=0 -DDEBUGlevel=0 $(use int64 && echo -D_LONGINT)
CDEFS=-DAdd_
CFLAGS=${CFLAGS} ${CTHREADS} \$(PIC)
BLASLIB=$($(tc-getPKG_CONFIG) --libs blas)
MATHLIB=-lm
NOOPTS=-O0 \$(PIC)
ARCHFLAGS=cr
LOADOPTS=${LDFLAGS} ${LDTHREADS}
SUPERLULIB=lib${PN}.a
TMGLIB=libtmglib.a
EOF
SONAME=lib${PN}.so.${SOVERSION}
sed -e "s|../SRC|${EPREFIX}/usr/include/${PN}|" \
-e '/:.*$(SUPERLULIB)/s|../lib/$(SUPERLULIB)||g' \
-e 's|../lib/$(SUPERLULIB)|-lsuperlu_mt|g' \
-i EXAMPLE/Makefile || die
}
src_compile() {
# shared library
emake PIC="-fPIC" \
ARCH="echo" \
ARCHFLAGS="" \
RANLIB="echo" \
superlulib
$(tc-getCC) ${LDFLAGS} ${LDTHREADS} -shared -Wl,-soname=${SONAME} SRC/*.o \
$($(tc-getPKG_CONFIG) --libs blas) -lm -o lib/${SONAME} || die
ln -s ${SONAME} lib/libsuperlu_mt.so || die
use static-libs && rm -f SRC/*.o && \
emake PIC="" superlulib
}
src_test() {
emake -j1 tmglib
LD_LIBRARY_PATH="${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
docinto /examples
dodoc -r EXAMPLE/* make.inc
fi
}
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