summaryrefslogtreecommitdiff
blob: b062b5b6a6f5eb53df90293546d6ff71866cef73 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

inherit eutils fortran-2 autotools multilib flag-o-matic toolchain-funcs

LAPACKPV="3.1.1"
LAPACKPN="lapack-lite"

DESCRIPTION="Basic Linear Algebra Subprograms F77 reference implementations"
HOMEPAGE="http://www.netlib.org/blas/"
SRC_URI="http://www.netlib.org/lapack/${LAPACKPN}-${LAPACKPV}.tgz"

LICENSE="BSD"
SLOT="0"
KEYWORDS="alpha amd64 hppa ia64 ppc ppc64 s390 sparc x86 ~x86-fbsd"
IUSE="doc"

DEPEND="app-eselect/eselect-blas"
RDEPEND="${DEPEND}
	doc? ( app-doc/blas-docs )"

S="${WORKDIR}/${LAPACKPN}-${LAPACKPV}"

src_unpack() {
	ESELECT_PROF=reference
	unpack ${A}
	cd "${S}"
	epatch "${FILESDIR}"/${P}-autotool.patch
	eautoreconf
}

src_compile() {
	econf \
		--libdir=/usr/$(get_libdir)/blas/reference
	emake LDFLAGS="${LDFLAGS}" || die "emake failed"
}

src_install() {
	emake DESTDIR="${D}" install || die "emake install failed"
	eselect blas add $(get_libdir) "${FILESDIR}"/eselect.blas.reference ${ESELECT_PROF}
}

pkg_postinst() {
	local p=blas
	local current_lib=$(eselect ${p} show | cut -d' ' -f2)
	if [[ ${current_lib} == ${ESELECT_PROF} || -z ${current_lib} ]]; then
		# work around eselect bug #189942
		local configfile="${ROOT}"/etc/env.d/${p}/$(get_libdir)/config
		[[ -e ${configfile} ]] && rm -f ${configfile}
		eselect ${p} set ${ESELECT_PROF}
		elog "${p} has been eselected to ${ESELECT_PROF}"
	else
		elog "Current eselected ${p} is ${current_lib}"
		elog "To use ${p} ${ESELECT_PROF} implementation, you have to issue (as root):"
		elog "\t eselect ${p} set ${ESELECT_PROF}"
	fi
}