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# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI="4"
inherit eutils libtool toolchain-funcs multilib-minimal
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
ftp://ftp.gmplib.org/pub/${MY_P}/${MY_P}.tar.xz
doc? ( http://gmplib.org/${PN}-man-${MY_PV}.pdf )"
LICENSE="LGPL-3"
SLOT="0"
KEYWORDS="alpha amd64 arm arm64 hppa ia64 m68k ~mips ppc ppc64 s390 sh sparc x86 ~amd64-fbsd ~sparc-fbsd ~x86-fbsd"
IUSE="doc cxx pgo static-libs"
DEPEND="sys-devel/m4
app-arch/xz-utils"
RDEPEND=""
S=${WORKDIR}/${MY_P}
DOCS=( AUTHORS ChangeLog NEWS README doc/configuration doc/isa_abi_headache )
HTML_DOCS=( doc )
MULTILIB_WRAPPED_HEADERS=( /usr/include/gmp.h )
src_prepare() {
[[ -d ${FILESDIR}/${PV} ]] && EPATCH_SUFFIX="diff" EPATCH_FORCE="yes" epatch "${FILESDIR}"/${PV}
epatch "${FILESDIR}"/${PN}-4.1.4-noexecstack.patch
# 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
}
multilib_src_configure() {
# 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
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_SOURCE="${S}" econf \
--localstatedir=/var/state/gmp \
--enable-shared \
$(use_enable cxx) \
$(use_enable static-libs static)
}
multilib_src_compile() {
emake
if use pgo ; then
emake -j1 -C tune tuneup
ebegin "Trying to generate tuned data"
./tune/tuneup | tee gmp.mparam.h.new
if eend $(( 0 + ${PIPESTATUS[*]/#/+} )) ; then
mv gmp.mparam.h.new gmp-mparam.h || die
emake clean
emake
fi
fi
}
multilib_src_test() {
emake check
}
multilib_src_install() {
emake DESTDIR="${D}" install
# 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}"
}
multilib_src_install_all() {
einstalldocs
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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