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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sci-libs/lapack-reference/lapack-reference-3.1.1-r1.ebuild,v 1.4 2007/09/13 19:57:44 opfer Exp $
inherit eutils autotools flag-o-matic fortran multilib
MyPN="${PN/-reference/}"
DESCRIPTION="FORTRAN reference implementation of LAPACK Linear Algebra PACKage"
LICENSE="BSD"
HOMEPAGE="http://www.netlib.org/lapack/index.html"
SRC_URI="http://www.netlib.org/lapack/${MyPN}-lite-${PV}.tgz"
SLOT="0"
IUSE="doc"
KEYWORDS="~amd64 hppa x86"
DEPEND="virtual/blas
app-admin/eselect-lapack"
RDEPEND="${RDEPEND}
dev-util/pkgconfig
doc? ( app-doc/lapack-docs )"
PROVIDE="virtual/lapack"
S="${WORKDIR}/${MyPN}-lite-${PV}"
pkg_setup() {
FORTRAN="g77 gfortran ifc"
fortran_pkg_setup
if [[ ${FORTRANC:0:2} == "if" ]]; then
ewarn "Using Intel Fortran at your own risk"
LDFLAGS="$(raw-ldflags)"
export NOOPT_FFLAGS=-O
fi
}
src_unpack() {
unpack ${A}
cd "${S}"
epatch "${FILESDIR}"/${P}-autotools.patch
epatch "${FILESDIR}"/${P}-test-fix.patch
eautoreconf
# set up the testing routines
sed -e "s:g77:${FORTRANC}:" \
-e "s:-funroll-all-loops -O3:${FFLAGS} $(pkg-config --cflags blas):" \
-e "s:LOADOPTS =:LOADOPTS = ${LDFLAGS} $(pkg-config --cflags blas):" \
-e "s:../../blas\$(PLAT).a:$(pkg-config --libs blas):" \
-e "s:lapack\$(PLAT).a:SRC/.libs/liblapack.a:" \
make.inc.example > make.inc \
|| die "Failed to set up make.inc"
}
src_compile() {
econf \
--libdir="/usr/$(get_libdir)/lapack/reference" \
|| die "econf failed"
emake || die "emake failed"
}
src_install() {
emake DESTDIR="${D}" install || die "emake install failed"
dodoc README
eselect lapack add $(get_libdir) "${FILESDIR}"/eselect.lapack.reference reference
}
src_test() {
cd "${S}"/TESTING/MATGEN
emake || die "Failed to create tmglib.a"
cd "${S}"/TESTING
emake || die "lapack-reference tests failed."
}
pkg_postinst() {
[[ -z "$(eselect lapack show)" ]] && eselect lapack set reference
elog "To use LAPACK reference implementation, you have to issue (as root):"
elog "\t eselect lapack set reference"
}
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