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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="Basic Linear Algebra Communication Subprograms with MPI"
HOMEPAGE="http://www.netlib.org/blacs/"
SRC_URI="${HOMEPAGE}/${PN}.tgz
${HOMEPAGE}/${PN}-patch03.tgz
test? ( ${HOMEPAGE}/blacstester.tgz )"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="static-libs test"
RDEPEND="virtual/mpi[fortran]
virtual/blas"
DEPEND="${RDEPEND}
dev-util/pkgconfig"
S="${WORKDIR}/BLACS"
make_shared_lib() {
local libstatic=${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}")/"${soname%.*}"
}
src_prepare() {
find . -name Makefile -exec sed -i -e 's:make:$(MAKE):g' '{}' \;
sed -e "s:\(SHELL\s*=\).*:\1$(type -P sh):" \
-e "s:\(BTOPdir\s*=\).*:\1${S}:" \
-e "s:\(BLACSFINIT\s*=\).*:\1\$(BLACSdir)/lib${PN}F77init.a:" \
-e "s:\(BLACSCINIT\s*=\).*:\1\$(BLACSdir)/lib${PN}Cinit.a:" \
-e "s:\(BLACSLIB\s*=\).*:\1\$(BLACSdir)/lib${PN}.a:" \
-e "s:\(MPIINCdir\s*=\).*:\1${EPREFIX}/usr/include:" \
-e "s:\(MPILIB\s*=\).*:\1:" \
-e '/SYSINC.*=/d' \
-e 's:\(INTFACE\s*=\).*:\1-DAdd_:' \
-e 's:\(TRANSCOMM\s*=\).*:\1-DUseMpi2:' \
-e "s:\(F77\s*=\).*:\1mpif77:" \
-e "s:\(F77NO_OPTFLAGS\s*=\).*:\1-O0:" \
-e "s:\(F77FLAGS\s*=\).*:\1${FFLAGS}:" \
-e "s:\(F77LOADFLAGS\s*=\).*:\1${LDFLAGS}:" \
-e "s:\(CC\s*=\).*:\1mpicc:" \
-e "s:\(CCFLAGS\s*=\).*:\1${CFLAGS}:" \
-e "s:\(CCLOADFLAGS\s*=\).*:\1${LDFLAGS}:" \
-e "s:\(ARCH\s*=\).*:\1$(tc-getAR):" \
-e "s:\(RANLIB\s*=\).*:\1$(tc-getRANLIB):" \
BMAKES/Bmake.MPI-LINUX > Bmake.inc || die
}
src_compile() {
emake \
F77NO_OPTFLAGS="-O0 -fPIC" \
F77FLAGS="${FFLAGS} -fPIC" \
CCFLAGS="${CFLAGS} -fPIC" \
mpi
cd LIB
LINK=mpif77 make_shared_lib lib${PN}.a
LINK=mpicc make_shared_lib lib${PN}Cinit.a -L. -l${PN}
LINK=mpif77 make_shared_lib lib${PN}F77init.a -L. -l${PN}
cd "${S}"
if use static-libs; then
emake clean -C SRC/MPI && rm -f LIB/*.a
emake mpi
fi
}
src_test() {
emake tester
cd TESTING/EXE
local x
# do not die because we are expecting an abort
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
cat <<-EOF > ${PN}.pc
prefix=${EPREFIX}/usr
libdir=\${prefix}/$(get_libdir)
includedir=\${prefix}/include
Name: ${PN}
Description: ${DESCRIPTION}
Version: ${PV}
URL: ${HOMEPAGE}
Libs: -L\${libdir} -l${PN} -l${PN}Cinit -l${PN}F77init -lm
Cflags: -I\${includedir}/${PN}
Requires: blas
EOF
insinto /usr/$(get_libdir)/pkgconfig
doins ${PN}.pc || die
alternatives_for blacs ${PN} 0 \
"/usr/$(get_libdir)/pkgconfig/blacs.pc" "${PN}.pc"
}
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