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# Copyright 1999-2015 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sci-libs/djbfft/djbfft-0.76-r2.ebuild,v 1.8 2015/01/02 12:19:29 ago Exp $
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EAPI=5
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inherit eutils flag-o-matic toolchain-funcs multilib multilib-minimal
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DESCRIPTION="Extremely fast library for floating-point convolution"
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HOMEPAGE="http://cr.yp.to/djbfft.html"
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SRC_URI="http://cr.yp.to/djbfft/${P}.tar.gz"
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LICENSE="public-domain"
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SLOT="0"
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KEYWORDS="alpha amd64 arm ~hppa ppc ppc64 ~sh sparc x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux"
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IUSE=""
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DOCS=( CHANGES README TODO VERSION )
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src_prepare() {
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SOVER="${PV:0:1}.${PV:2:1}.${PV:3:1}" # a.bc -> a.b.c
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# mask out everything, which is not suggested by the author (RTFM)!
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ALLOWED_FLAGS="-fstack-protector -march -mcpu -pipe -mpreferred-stack-boundary -ffast-math"
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strip-flags
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SONAME="libdjbfft.so.${SOVER}"
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epatch \
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"${FILESDIR}"/${P}-gcc3.patch \
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"${FILESDIR}"/${P}-shared.patch \
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"${FILESDIR}"/${P}-headers.patch
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multilib_copy_sources
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}
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multilib_src_configure() {
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[[ ${ABI} == x86* ]] && append-cflags -malign-double
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sed -i -e "s:\"lib\":\"$(get_libdir)\":" hier.c || die
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echo "$(tc-getCC) ${CFLAGS} -fPIC" > "conf-cc"
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echo "$(tc-getCC) ${LDFLAGS}" > "conf-ld"
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echo "${ED}usr" > "conf-home"
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einfo "conf-cc: $(<conf-cc)"
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}
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multilib_src_compile() {
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emake \
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LIBDJBFFT=${SONAME} \
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LIBPERMS=0755 \
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${SONAME}
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echo "the compile function was:"
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cat ./compile
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echo "the conf-ld function was:"
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cat ./conf-ld
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}
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multilib_src_test() {
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local t
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for t in accuracy accuracy2 speed; do
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emake ${t}
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einfo "Testing ${t}"
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LD_LIBRARY_PATH=. ./${t} > ${t}.out || die "test ${t} failed"
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done
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}
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multilib_src_install() {
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emake LIBDJBFFT=${SONAME} install
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./install || die "install failed"
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dosym ${SONAME} /usr/$(get_libdir)/libdjbfft.so
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dosym ${SONAME} /usr/$(get_libdir)/libdjbfft.so.${SOVER%%.*}
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}
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