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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 versionator alternatives-2
DESCRIPTION="Subset of LAPACK routines redesigned for heterogenous computing"
HOMEPAGE="http://www.netlib.org/scalapack/"
SRC_URI="${HOMEPAGE}/${P}.tgz"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="static-libs test"
RDEPEND="virtual/blacs
virtual/lapack"
DEPEND="${RDEPEND}
dev-util/pkgconfig"
make_shared_lib() {
local libstatic=${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"
ln -s "${soname}" $(dirname "${libstatic}")/"${soname%.*}"
}
src_configure() {
sed -e "s:\(^home[[:space:]]*=\).*:\1${S}:" \
-e "s:\(^CDEFS[[:space:]]*=\).*:\1-DAdd_ -DNO_IEEE -DUsingMpiBlacs:" \
-e "s:\(^F77FLAGS[[:space:]]*=\).*:\1${FFLAGS}:" \
-e "s:\(^F77LOADFLAGS[[:space:]]*=\).*:\1${LDFLAGS}:" \
-e "s:\(^CCFLAGS[[:space:]]*=\).*:\1${CFLAGS}:" \
-e "s:\(^CCLOADFLAGS[[:space:]]*=\).*:\1${LDFLAGS}:" \
-e "s:\(^ARCH[[:space:]]*=\).*:\1$(tc-getAR):" \
-e "s:\(^RANLIB[[:space:]]*=\).*:\1$(tc-getRANLIB):" \
-e "s:\(^SMPLIB[[:space:]]*=\).*:\1:" \
-e "s:\(^BLACSFINIT[[:space:]]*=\).*:\1:" \
-e "s:\(^BLACSCINIT[[:space:]]*=\).*:\1:" \
-e "s:\(^BLACSLIB[[:space:]]*=\).*:\1$(pkg-config --libs blacs):" \
-e "s:\(^BLASLIB[[:space:]]*=\).*:\1$(pkg-config --libs blas):" \
-e "s:\(^LAPACKLIB[[:space:]]*=\).*:\1$(pkg-config --libs lapack):" \
SLmake.inc.example > SLmake.inc || die
}
src_compile() {
# removing -j1 is tricky because of race to create archive
emake -j1 \
NOOPT="-fPIC" \
F77FLAGS="${FFLAGS} -fPIC" \
CCFLAGS="${CFLAGS} -fPIC"
local l
LINK=mpicc make_shared_lib lib${PN}.a $(pkg-config --libs blas lapack blacs)
if use static-libs; then
emake cleanlib && rm lib*.a
emake -j1
fi
}
src_test() {
emake exe
cd TESTING
local x
for x in ./x*; do
mpirun -np 4 $x 2>&1 | tee $x.log
grep -q "\*\*\*" $x.log && die "$x failed"
done
}
src_install() {
cd LIB
dolib.so lib*.so*
use static-libs && dolib.a lib*.a
cd "${S}"
insinto /usr/include/${PN}
doins PBLAS/SRC/*.h || die
local pcfile=ref${PN}.pc
cat <<-EOF > ${pcfile}
prefix=${EPREFIX}/usr
libdir=\${prefix}/$(get_libdir)
includedir=\${prefix}/include
Name: ${PN}
Description: ${DESCRIPTION}
Version: ${PV}
URL: ${HOMEPAGE}
Libs: -L\${libdir} -l${PN}
Private: -lm
Cflags: -I\${includedir}/${PN}
Requires: blas lapack blacs
EOF
insinto /usr/$(get_libdir)/pkgconfig
doins ${pcfile} || die
alternatives_for scalapack reference \
0 "/usr/$(get_libdir)/pkgconfig/scalapack.pc" "${pcfile}"
}
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