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56 lines
1.5 KiB
56 lines
1.5 KiB
# Copyright 1999-2013 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI=4
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DESCRIPTION="Elliptic Curve Method for Integer Factorization"
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HOMEPAGE="http://ecm.gforge.inria.fr/"
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SRC_URI="https://gforge.inria.fr/frs/download.php/30965/${P}.tar.gz"
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inherit eutils
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LICENSE="GPL-3 LGPL-3"
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE="+blas +custom-tune gwnum -openmp test"
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# gmp 5.1 breaks a few things with this version
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DEPEND="<dev-libs/gmp-5.1.0
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blas? ( sci-libs/gsl )
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gwnum? ( sci-mathematics/gwnum )
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openmp? ( sys-devel/gcc[openmp] )"
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RDEPEND="${DEPEND}"
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# can't be both enabled
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REQUIRED_USE="gwnum? ( !openmp )"
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S=${WORKDIR}/ecm-${PV}
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src_configure() {
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if use gwnum; then myconf="--with-gwnum=/usr/lib"; fi
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# --enable-shellcmd is broken
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econf $(use_enable openmp) $myconf
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}
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src_compile() {
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if use custom-tune; then
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use amd64 && cd x86_64
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use x86 && cd pentium4
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emake -j1 || die # build libecm/libmulredc.la
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cd .. && make bench_mulredc || die
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sed -i -e 's:#define TUNE_MULREDC_TABLE://#define TUNE_MULREDC_TABLE:g' `readlink ecm-params.h` || die
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sed -i -e 's:#define TUNE_SQRREDC_TABLE://#define TUNE_SQRREDC_TABLE:g' `readlink ecm-params.h` || die
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./bench_mulredc | tail -n 4 >> `readlink ecm-params.h` || die
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fi
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emake -j1 || die
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}
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src_install() {
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emake DESTDIR="${D}" install || die
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mkdir -p "${D}/usr/include/${PN}/"
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cp "${S}"/*.h "${D}/usr/include/${PN}" || die "Failed to copy headers" # needed by other apps like YAFU
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}
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src_test() {
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make check || die
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}
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