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# Copyright 1999-2013 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sci-libs/blas-reference/blas-reference-20070226-r2.ebuild,v 1.12 2012/10/18 21:19:19 jlec Exp $
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EAPI=3
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inherit eutils fortran-2 autotools multilib flag-o-matic toolchain-funcs
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LAPACKPV="3.1.1"
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LAPACKPN="lapack-lite"
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DESCRIPTION="Basic Linear Algebra Subprograms F77 reference implementations"
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HOMEPAGE="http://www.netlib.org/blas/"
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SRC_URI="http://www.netlib.org/lapack/${LAPACKPN}-${LAPACKPV}.tgz"
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LICENSE="BSD"
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SLOT="0"
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KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris"
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IUSE="doc"
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DEPEND="app-admin/eselect-blas"
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RDEPEND="${DEPEND}
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doc? ( app-doc/blas-docs )"
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S="${WORKDIR}/${LAPACKPN}-${LAPACKPV}"
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src_prepare() {
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ESELECT_PROF=reference
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epatch \
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"${FILESDIR}"/${P}-autotool.patch \
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"${FILESDIR}"/${P}-pkg-config.patch
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eautoreconf
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cp "${FILESDIR}"/eselect.blas.reference "${T}"/
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sed -i -e "s:/usr:${EPREFIX}/usr:" "${T}"/eselect.blas.reference || die
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if [[ ${CHOST} == *-darwin* ]] ; then
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sed -i -e 's/\.so\([\.0-9]\+\)\?/\1.dylib/g' \
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"${T}"/eselect.blas.reference || die
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fi
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}
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src_configure() {
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econf \
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--libdir="${EPREFIX}"/usr/$(get_libdir)/blas/reference
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}
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src_compile() {
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emake LDFLAGS="${LDFLAGS}" || die "emake failed"
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}
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src_install() {
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emake DESTDIR="${D}" install || die "emake install failed"
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eselect blas add $(get_libdir) "${T}"/eselect.blas.reference ${ESELECT_PROF}
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}
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pkg_postinst() {
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local p=blas
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local current_lib=$(eselect ${p} show | cut -d' ' -f2)
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if [[ ${current_lib} == ${ESELECT_PROF} || -z ${current_lib} ]]; then
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# work around eselect bug #189942
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local configfile="${EROOT}"/etc/env.d/${p}/$(get_libdir)/config
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[[ -e ${configfile} ]] && rm -f ${configfile}
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eselect ${p} set ${ESELECT_PROF}
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elog "${p} has been eselected to ${ESELECT_PROF}"
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else
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elog "Current eselected ${p} is ${current_lib}"
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elog "To use ${p} ${ESELECT_PROF} implementation, you have to issue (as root):"
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elog "\t eselect ${p} set ${ESELECT_PROF}"
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fi
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}
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