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# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-libs/arpack/arpack-96-r2.ebuild,v 1.3 2008/03/29 08:46:15 bicatali Exp $
inherit eutils autotools fortran
DESCRIPTION="Arnoldi package library to solve large scale eigenvalue problems."
HOMEPAGE="http://www.caam.rice.edu/software/ARPACK"
SRC_URI="http://www.caam.rice.edu/software/ARPACK/SRC/${PN}${PV}.tar.gz
http://www.caam.rice.edu/software/ARPACK/SRC/p${PN}${PV}.tar.gz
mirror://gentoo/${P}-patches.tar.bz2
doc? ( http://www.caam.rice.edu/software/ARPACK/SRC/ug.ps.gz
http://www.caam.rice.edu/software/ARPACK/DOCS/tutorial.ps.gz )"
LICENSE="RiceBSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="mpi doc examples"
RDEPEND="virtual/blas
mpi? ( virtual/mpi )"
DEPEND="${RDEPEND}
dev-util/pkgconfig"
S="${WORKDIR}/ARPACK"
FORTRAN="gfortran ifc g77"
src_unpack() {
unpack ${A}
unpack ./*patch.tar.gz
epatch "${WORKDIR}"/${PN}-arscnd.patch
cd "${S}"
epatch "${WORKDIR}"/${PN}-autotools.patch
BLAS_LIBS="$(pkg-config --libs blas)"
# fix examples library paths
sed -i \
-e '/^include/d' \
-e "s:\$(ALIBS):-larpack ${BLAS_LIBS}:g" \
-e 's:$(FC):$(F77):g' \
-e 's:$(FFLAGS):$(FFLAGS) $(LDFLAGS):g' \
EXAMPLES/*/makefile || die "sed failed"
sed -i \
-e '/^include/d' \
-e "s:\$(PLIBS):-larpack -lparpack ${BLAS_LIBS}:g" \
-e 's:_$(PLAT)::g' \
-e 's:$(PFC):mpif77:g' \
-e 's:$(PFFLAGS):$(FFLAGS) $(LDFLAGS) $(EXTOBJS):g' \
PARPACK/EXAMPLES/MPI/makefile || die "sed failed"
eautoreconf
}
src_compile() {
econf \
--with-blas="${BLAS_LIBS}" \
$(use_enable mpi) \
|| "econf failed"
emake || "emake failed"
}
src_test() {
pushd EXAMPLES/SIMPLE
emake simple FC=${FORTRANC} LDFLAGS="-L${S}/.libs"
local prog=
for p in ss ds sn dn cn zn; do
prog=${p}simp
LD_LIBRARY_PATH="${S}/.libs" ./${prog} \
|| die "${prog} test failed"
rm -f ${prog} *.o
done
popd
if use mpi; then
pushd PARPACK/EXAMPLES/MPI
${FORTRANC} ${FFLAGS} -c ../../../LAPACK/dpttr{f,s}.f \
|| die "compiling dpttrf,s failed"
emake \
FC=mpif77 \
EXTOBJS="dpttr{f,s}.o" \
LDFLAGS="-L${S}/.libs -L${S}/PARPACK/.libs" \
pdndrv || die "emake pdndrv failed"
for p in 1 3; do
prog=pdndrv${p}
LD_LIBRARY_PATH="${S}/.libs:${S}/PARPACK/.libs" \
./${prog} || die "${prog} test failed"
rm -f ${prog} *.o
done
popd
fi
}
src_install() {
emake DESTDIR="${D}" install || die "emake install failed"
dodoc README DOCUMENTS/*.doc || die "dodoc failed"
newdoc DOCUMENTS/README README.doc || die "newdoc failed"
if use doc; then
dodoc "${WORKDIR}"/*.ps || die "dodoc postscript failed"
fi
if use examples; then
insinto /usr/share/doc/${PF}
doins -r EXAMPLES || die "doins examples failed"
if use mpi; then
insinto /usr/share/doc/${PF}/EXAMPLES/PARPACK
doins -r PARPACK/EXAMPLES/MPI || die "doins mpi examples failed"
fi
fi
}
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