54 lines
1.3 KiB
Bash
54 lines
1.3 KiB
Bash
# Copyright 1999-2017 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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inherit eutils autotools
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PACKAGEID=36934 # inriaforge hardcoded ID
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DESCRIPTION="C/C++ routines for fast arithmetic in GF(2)[x]"
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HOMEPAGE="http://gf2x.gforge.inria.fr/"
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SRC_URI="http://gforge.inria.fr/frs/download.php/${PACKAGEID}/${P}.tar.gz"
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LICENSE="GPL-2"
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SLOT="0/1"
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KEYWORDS="~amd64 ~ppc ~x86 ~amd64-linux ~x86-linux ~ppc-macos"
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IUSE="fft static-libs custom-tune"
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IUSE_CPU_FLAGS=" pclmul sse2 sse3 sse4_1 ssse3"
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IUSE+=" ${IUSE_CPU_FLAGS// / cpu_flags_x86_}"
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src_prepare() {
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default
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# fix for cross-compiling, avoid ABI detection
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sed -e 's/VERIFY_WORDSIZE(\[$ABI\].*/echo "skipping ABI check"/' \
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-e 's/AC_MSG_ERROR(\[already_t.*/echo "skipping ABI check"/' \
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-i configure.ac || die
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eautoreconf
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}
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src_configure() {
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econf \
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$(use_enable cpu_flags_x86_sse2 sse2) \
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$(use_enable cpu_flags_x86_sse3 sse3) \
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$(use_enable cpu_flags_x86_ssse3 ssse3) \
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$(use_enable cpu_flags_x86_sse4_1 sse41) \
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$(use_enable cpu_flags_x86_pclmul pclmul) \
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$(use_enable fft fft-interface) \
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$(use_enable static-libs static)
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}
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src_compile() {
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emake
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if use custom-tune; then
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einfo "Starting tuning"
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emake tune-lowlevel
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emake tune-toom
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use fft && emake tune-fft
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fi
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}
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src_install() {
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default
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use static-libs || prune_libtool_files --all
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}
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