/[gentoo-x86]/sci-libs/gsl/gsl-1.14.ebuild
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Revision 1.4 - (hide annotations) (download)
Fri Jul 9 21:47:13 2010 UTC (9 years, 7 months ago) by ssuominen
Branch: MAIN
Changes since 1.3: +2 -2 lines
ppc64 stable wrt #325179
(Portage version: 2.2_rc67/cvs/Linux x86_64)

1 bicatali 1.1 # Copyright 1999-2010 Gentoo Foundation
2     # Distributed under the terms of the GNU General Public License v2
3 ssuominen 1.4 # $Header: /var/cvsroot/gentoo-x86/sci-libs/gsl/gsl-1.14.ebuild,v 1.3 2010/07/01 16:33:18 jer Exp $
4 bicatali 1.1
5     EAPI="3"
6    
7     inherit eutils flag-o-matic autotools
8    
9     DESCRIPTION="The GNU Scientific Library"
10     HOMEPAGE="http://www.gnu.org/software/gsl/"
11     SRC_URI="mirror://gnu/${PN}/${P}.tar.gz"
12    
13     LICENSE="GPL-3"
14     SLOT="0"
15 ssuominen 1.4 KEYWORDS="~alpha amd64 ~arm hppa ~ia64 ~mips ~ppc ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd ~x86-interix ~amd64-linux ~x86-linux ~ppc-macos ~x86-macos ~sparc-solaris ~x86-solaris"
16 bicatali 1.1 IUSE="cblas"
17    
18     RDEPEND="cblas? ( virtual/cblas )"
19     DEPEND="${RDEPEND}
20     app-admin/eselect-cblas
21     dev-util/pkgconfig"
22    
23     pkg_setup() {
24     ESELECT_PROF="gsl"
25     # prevent to use external cblas from a previously installed gsl
26     local current_lib=$(eselect cblas show | cut -d' ' -f2)
27     if use cblas && [[ ${current_lib} == gsl ]]; then
28     ewarn "USE flag cblas is set: linking gsl with an external cblas."
29     ewarn "However the current selected external cblas is gsl."
30     ewarn "Please install and/or eselect another cblas"
31     die "Circular gsl dependency"
32     fi
33     }
34    
35     src_prepare() {
36     filter-flags -ffast-math
37     epatch "${FILESDIR}"/${P}-cblas.patch
38     eautoreconf
39    
40     cp "${FILESDIR}"/eselect.cblas.gsl "${T}"/
41     sed -i -e "s:/usr:${EPREFIX}/usr:" "${T}"/eselect.cblas.gsl || die
42     if [[ ${CHOST} == *-darwin* ]] ; then
43     sed -i -e 's/\.so\([\.0-9]\+\)\?/\1.dylib/g' \
44     "${T}"/eselect.cblas.gsl || die
45     fi
46     }
47    
48     src_configure() {
49     if use cblas; then
50     export CBLAS_LIBS="$(pkg-config --libs cblas)"
51     export CBLAS_CFLAGS="$(pkg-config --cflags cblas)"
52     fi
53     econf $(use_with cblas)
54     }
55    
56     src_install() {
57     emake install DESTDIR="${D}" || die "emake install failed."
58     dodoc AUTHORS BUGS ChangeLog NEWS README THANKS TODO
59    
60     # take care of pkgconfig file for cblas implementation.
61     sed -e "s/@LIBDIR@/$(get_libdir)/" \
62     -e "s/@PV@/${PV}/" \
63     -e "/^prefix=/s:=:=${EPREFIX}:" \
64     -e "/^libdir=/s:=:=${EPREFIX}:" \
65     "${FILESDIR}"/cblas.pc.in > cblas.pc \
66     || die "sed cblas.pc failed"
67     insinto /usr/$(get_libdir)/blas/gsl
68     doins cblas.pc || die "installing cblas.pc failed"
69     eselect cblas add $(get_libdir) "${T}"/eselect.cblas.gsl \
70     ${ESELECT_PROF}
71     }
72    
73     pkg_postinst() {
74     local p=cblas
75     local current_lib=$(eselect ${p} show | cut -d' ' -f2)
76     if [[ ${current_lib} == ${ESELECT_PROF} || -z ${current_lib} ]]; then
77     # work around eselect bug #189942
78     local configfile="${EROOT}"/etc/env.d/${p}/$(get_libdir)/config
79     [[ -e ${configfile} ]] && rm -f ${configfile}
80     eselect ${p} set ${ESELECT_PROF}
81     elog "${p} has been eselected to ${ESELECT_PROF}"
82     else
83     elog "Current eselected ${p} is ${current_lib}"
84     elog "To use ${p} ${ESELECT_PROF} implementation, you have to issue (as root):"
85     elog "\t eselect ${p} set ${ESELECT_PROF}"
86     fi
87     }

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