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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $
inherit eutils flag-o-matic toolchain-funcs autotools
DESCRIPTION="The GNU Scientific Library"
HOMEPAGE="http://www.gnu.org/software/gsl/"
SRC_URI="mirror://gnu/${PN}/${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="alpha amd64 ~arm hppa ia64 ~mips ppc ppc64 ~sh sparc x86 ~x86-fbsd"
IUSE=""
RDEPEND="app-admin/eselect-cblas"
DEPEND="${RDEPEND}"
pkg_setup() {
# icc-10.0.025 did not pass some tests
if [[ $(tc-getCC) == icc ]]; then
eerror "icc known to fail tests. Revert to safer gcc and re-emerge."
die "gsl does not work when compiled with icc"
fi
}
src_unpack() {
unpack ${A}
cd "${S}"
# fix for as-needed
epatch "${FILESDIR}"/gsl-1.6-deps.diff
eautoreconf
}
src_compile() {
replace-cpu-flags k6 k6-2 k6-3 i586
filter-flags -ffast-math
econf || die "econf failed"
emake || die 'emake failed.'
}
src_install() {
emake install DESTDIR="${D}" || die "emake install failed."
dodoc AUTHORS BUGS ChangeLog NEWS README SUPPORT THANKS TODO
# take care of pkgconfig file for cblas implementation.
cp "${FILESDIR}"/cblas.pc.in cblas.pc
sed -i \
-e "s/@LIBDIR@/$(get_libdir)/" \
-e "s/@PV@/${PV}/" \
cblas.pc || die "sed cblas.pc failed"
insinto /usr/$(get_libdir)/blas/gsl
doins cblas.pc
eselect cblas add $(get_libdir) "${FILESDIR}"/eselect.cblas.gsl gsl
}
pkg_postinst() {
[[ -z "$(eselect cblas show)" ]] && eselect cblas set gsl
elog "To use CBLAS gsl implementation, you have to issue (as root):"
elog "\t eselect cblas set gsl"
}
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