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# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
inherit flag-o-matic eutils libtool toolchain-funcs
MY_PV=${PV/_p*}
MY_P=${PN}-${MY_PV}
PLEVEL=${PV/*p}
DESCRIPTION="Library for arithmetic on arbitrary precision integers, rational numbers, and floating-point numbers"
HOMEPAGE="http://gmplib.org/"
SRC_URI="mirror://gnu/${PN}/${MY_P}.tar.xz
doc? ( http://gmplib.org/${PN}-man-${MY_PV}.pdf )"
LICENSE="LGPL-3"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~sparc-fbsd ~x86-fbsd"
IUSE="doc cxx static-libs"
DEPEND="sys-devel/m4
app-arch/xz-utils"
RDEPEND=""
S=${WORKDIR}/${MY_P}
src_unpack() {
xz -dc "${DISTDIR}/${MY_P}.tar.xz" | tar xof - || die
cd "${S}"
[[ -d ${FILESDIR}/${PV} ]] && EPATCH_SUFFIX="diff" EPATCH_FORCE="yes" epatch "${FILESDIR}"/${PV}
epatch "${FILESDIR}"/${PN}-4.1.4-noexecstack.patch
epatch "${FILESDIR}"/${PN}-5.0.2*x32*.patch
# disable -fPIE -pie in the tests for x86 #236054
if use x86 && gcc-specs-pie ; then
epatch "${FILESDIR}"/${PN}-5.0.1-x86-nopie-tests.patch
fi
# note: we cannot run autotools here as gcc depends on this package
elibtoolize
# GMP uses the "ABI" env var during configure as does Gentoo (econf).
# So, to avoid patching the source constantly, wrap things up.
mv configure configure.wrapped || die
cat <<-\EOF > configure
#!/bin/sh
exec env ABI="$GMPABI" "${0}.wrapped" "$@"
EOF
chmod a+rx configure
}
src_compile() {
# Because of our 32-bit userland, 1.0 is the only HPPA ABI that works
# http://gmplib.org/manual/ABI-and-ISA.html#ABI-and-ISA (bug #344613)
if [[ ${CHOST} == hppa2.0-* ]] ; then
export GMPABI="1.0"
fi
# ABI mappings (needs all architectures supported)
case ${ABI} in
32|x86) GMPABI=32;;
64|amd64|n64) GMPABI=64;;
[onx]32) GMPABI=${ABI};;
esac
export GMPABI
tc-export CC
econf \
--localstatedir=/var/state/gmp \
--disable-mpbsd \
$(use_enable cxx) \
$(use_enable static-libs static) \
|| die
emake || die
}
src_install() {
emake DESTDIR="${D}" install || die
# should be a standalone lib
rm -f "${D}"/usr/$(get_libdir)/libgmp.la
# this requires libgmp
local la="${D}/usr/$(get_libdir)/libgmpxx.la"
use static-libs \
&& sed -i 's:/[^ ]*/libgmp.la:-lgmp:' "${la}" \
|| rm -f "${la}"
dodoc AUTHORS ChangeLog NEWS README
dodoc doc/configuration doc/isa_abi_headache
dohtml -r doc
use doc && cp "${DISTDIR}"/gmp-man-${MY_PV}.pdf "${D}"/usr/share/doc/${PF}/
}
pkg_preinst() {
preserve_old_lib /usr/$(get_libdir)/libgmp.so.3
}
pkg_postinst() {
preserve_old_lib_notify /usr/$(get_libdir)/libgmp.so.3
}
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