/[gentoo-x86]/sci-libs/gsl/gsl-1.12.ebuild
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Revision 1.4 - (hide annotations) (download)
Sat Apr 11 13:17:37 2009 UTC (10 years, 10 months ago) by nixnut
Branch: MAIN
Changes since 1.3: +2 -2 lines
ppc stable #265339
(Portage version: 2.1.6.11/cvs/Linux ppc)

1 bicatali 1.1 # Copyright 1999-2009 Gentoo Foundation
2     # Distributed under the terms of the GNU General Public License v2
3 nixnut 1.4 # $Header: /var/cvsroot/gentoo-x86/sci-libs/gsl/gsl-1.12.ebuild,v 1.3 2009/04/08 03:52:28 jer Exp $
4 bicatali 1.1
5     EAPI=2
6     inherit eutils flag-o-matic autotools
7    
8     DESCRIPTION="The GNU Scientific Library"
9     HOMEPAGE="http://www.gnu.org/software/gsl/"
10     SRC_URI="mirror://gnu/${PN}/${P}.tar.gz"
11    
12     LICENSE="GPL-3"
13     SLOT="0"
14 nixnut 1.4 KEYWORDS="~alpha ~amd64 ~arm hppa ~ia64 ~mips ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd"
15 bicatali 1.1 IUSE="cblas"
16    
17     RDEPEND="cblas? ( virtual/cblas )"
18     DEPEND="${RDEPEND}
19     app-admin/eselect-cblas
20     dev-util/pkgconfig"
21    
22     pkg_setup() {
23     ESELECT_PROF="gsl"
24     # prevent to use external cblas from a previously installed gsl
25     local current_lib=$(eselect cblas show | cut -d' ' -f2)
26     if use cblas && [[ ${current_lib} == gsl ]]; then
27     ewarn "USE flag cblas is set: linking gsl with an external cblas."
28     ewarn "However the current selected external cblas is gsl."
29     ewarn "Please install and/or eselect another cblas"
30     die "Circular gsl dependency"
31     fi
32     }
33    
34     src_prepare() {
35     filter-flags -ffast-math
36     replace-cpu-flags k6 k6-2 k6-3 i586
37     epatch "${FILESDIR}"/${P}-cblas.patch
38     eautoreconf
39     }
40    
41     src_configure() {
42     if use cblas; then
43     export CBLAS_LIBS="$(pkg-config --libs cblas)"
44     export CBLAS_CFLAGS="$(pkg-config --cflags cblas)"
45     fi
46     econf $(use_with cblas)
47     }
48    
49     src_install() {
50     emake install DESTDIR="${D}" || die "emake install failed."
51     dodoc AUTHORS BUGS ChangeLog NEWS README SUPPORT \
52     THANKS TODO || die "dodoc failed"
53    
54     # take care of pkgconfig file for cblas implementation.
55     sed -e "s/@LIBDIR@/$(get_libdir)/" \
56     -e "s/@PV@/${PV}/" \
57     "${FILESDIR}"/cblas.pc.in > cblas.pc \
58     || die "sed cblas.pc failed"
59     insinto /usr/$(get_libdir)/blas/gsl
60     doins cblas.pc || die "installing cblas.pc failed"
61     eselect cblas add $(get_libdir) "${FILESDIR}"/eselect.cblas.gsl \
62     ${ESELECT_PROF}
63     }
64    
65     pkg_postinst() {
66     local p=cblas
67     local current_lib=$(eselect ${p} show | cut -d' ' -f2)
68     if [[ ${current_lib} == ${ESELECT_PROF} || -z ${current_lib} ]]; then
69     # work around eselect bug #189942
70     local configfile="${ROOT}"/etc/env.d/${p}/$(get_libdir)/config
71     [[ -e ${configfile} ]] && rm -f ${configfile}
72     eselect ${p} set ${ESELECT_PROF}
73     elog "${p} has been eselected to ${ESELECT_PROF}"
74     else
75     elog "Current eselected ${p} is ${current_lib}"
76     elog "To use ${p} ${ESELECT_PROF} implementation, you have to issue (as root):"
77     elog "\t eselect ${p} set ${ESELECT_PROF}"
78     fi
79     }

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