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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit fortran-2 toolchain-funcs
DESCRIPTION="C library of sparse linear solvers"
HOMEPAGE="http://www.tau.ac.il/~stoledo/taucs/"
SRC_URI="http://www.tau.ac.il/~stoledo/${PN}/${PV}/${PN}.tgz -> ${P}.tgz"
LICENSE="LGPL-2.1"
SLOT="0"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="doc"
RESTRICT="test"
RDEPEND="
sci-libs/metis
virtual/blas
virtual/lapack"
DEPEND="${RDEPEND}"
BDEPEND="virtual/pkgconfig"
S="${WORKDIR}"
PATCHES=(
# bug 725588
"${FILESDIR}"/${P}-respect-ar.patch
)
src_configure() {
cat > config/linux_shared.mk <<-EOF || die
AR=$(tc-getAR)
FC=$(tc-getFC)
CC=$(tc-getCC)
LD=$(tc-getFC)
RANLIB=$(tc-getRANLIB)
CFLAGS=${CFLAGS} -fPIC
FFLAGS=${FFLAGS} -fPIC
LDFLAGS=${LDFLAGS} -fPIC
LIBBLAS=$($(tc-getPKG_CONFIG) --libs blas)
LIBLAPACK=$($(tc-getPKG_CONFIG) --libs lapack)
LIBF77=
EOF
echo "LIBMETIS=$($(tc-getPKG_CONFIG) --libs metis)" >> config/linux_shared.mk || die
# no cat <<EOF because -o has a trailing space
sed -e 's/ -fPIC//g' config/linux_shared.mk || die
}
src_compile() {
# not autotools configure
CC=$(tc-getCC) ./configure variant=_shared || die
emake
cd lib/linux_shared || die
$(tc-getFC) ${LDFLAGS} -shared -Wl,-soname=libtaucs.so.1 \
-Wl,--whole-archive libtaucs.a -Wl,--no-whole-archive \
$($(tc-getPKG_CONFIG) --libs blas lapack metis) \
-o libtaucs.so.1.0.0 \
|| die "shared lib linking failed"
}
src_test() {
LD_LIBRARY_PATH=lib/linux_shared \
./testscript variant=_shared || die "compile test failed"
if grep -q FAILED testscript.log; then
eerror "Test failed. See ${S}/testscript.log"
die "test failed"
fi
}
src_install() {
ln -s libtaucs.so.1.0.0 lib/linux_shared/libtaucs.so.1 || die
ln -s libtaucs.so.1 lib/linux_shared/libtaucs.so || die
dolib.so lib/linux_shared/libtaucs.so*
doheader build/*/*.h src/*.h
use doc && dodoc doc/*.pdf
}
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