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144 lines
3.6 KiB
144 lines
3.6 KiB
# Copyright 1999-2012 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/fftw/fftw-3.3.2.ebuild,v 1.4 2012/07/29 23:38:25 ottxor Exp $
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EAPI=4
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#AUTOTOOLS_AUTORECONF=1
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inherit autotools-utils eutils flag-o-matic fortran-2 toolchain-funcs
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DESCRIPTION="Fast C library for the Discrete Fourier Transform"
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HOMEPAGE="http://www.fftw.org/"
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SRC_URI="http://www.fftw.org/${P}.tar.gz"
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LICENSE="GPL-2"
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SLOT="3.0"
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KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x86-macos"
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IUSE="altivec avx doc fortran mpi neon openmp quad sse sse2 static-libs threads zbus"
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DEPEND="
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fortran? ( virtual/fortran[openmp?] )
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mpi? ( virtual/mpi )"
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RDEPEND="${DEPEND}"
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pkg_setup() {
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if use openmp; then
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if [[ $(tc-getCC) == *gcc ]] && ! tc-has-openmp; then
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ewarn "OpenMP is not available in your current selected gcc"
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die "need openmp capable gcc"
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fi
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FORTRAN_NEED_OPENMP=1
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fi
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use fortran && fortran-2_pkg_setup
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FFTW_DIRS="single double longdouble"
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if use quad; then
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if [[ $(tc-getCC) == *gcc ]] && ! version_is_at_least 4.6 $(gcc-version); then
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ewarn "quad precision only available for gcc >= 4.6"
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die "need quad precision capable gcc"
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fi
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FFTW_DIRS+= "quad"
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fi
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}
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src_prepare() {
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# fix info file for category directory
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sed -i \
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-e 's/Texinfo documentation system/Libraries/' \
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doc/fftw3.info || die "failed to fix info file"
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# why?
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#rm m4/lt* m4/libtool.m4
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}
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src_configure() {
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local x
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# filter -Os according to docs
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replace-flags -Os -O2
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for x in ${FFTW_DIRS}; do
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myeconfargs=(
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$(use_enable fortran)
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$(use_enable zbus mips-zbus-timer)
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$(use_enable threads)
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$(use_enable openmp)
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)
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if [[ $x == single ]]; then
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#altivec, sse, single-paired only work for single
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myeconfargs+=(
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--enable-single
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$(use_enable altivec)
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$(use_enable avx)
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$(use_enable sse)
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$(use_enable mpi)
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$(use_enable neon)
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)
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elif [[ $x == double ]]; then
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myeconfargs+=(
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$(use_enable avx)
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$(use_enable sse2)
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$(use_enable mpi)
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)
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elif [[ $x == longdouble ]]; then
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myeconfargs+=(
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--enable-long-double
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$(use_enable mpi)
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)
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elif [[ $x == quad ]]; then
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#quad does not support mpi
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myeconfargs+=( --enable-quad-precision )
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else
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die "${x} precision not implemented in this ebuild"
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fi
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einfo "Configuring for ${x} precision"
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AUTOTOOLS_BUILD_DIR="${S}-${x}" \
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autotools-utils_src_configure
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done
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}
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src_compile() {
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for x in ${FFTW_DIRS}; do
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einfo "Compiling for ${x} precision"
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AUTOTOOLS_BUILD_DIR="${S}-${x}" \
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autotools-utils_src_compile
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done
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}
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src_test () {
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# We want this to be a reasonably quick test, but that is still hard...
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ewarn "This test series will take 30 minutes on a modern 2.5Ghz machine"
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# Do not increase the number of threads, it will not help your performance
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#local testbase="perl check.pl --nthreads=1 --estimate"
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# ${testbase} -${p}d || die "Failure: $n"
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for x in ${FFTW_DIRS}; do
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cd "${S}-${x}/tests"
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einfo "Testing ${x} precision"
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emake smallcheck
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done
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}
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src_install () {
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local u x
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DOCS=( AUTHORS ChangeLog NEWS README TODO COPYRIGHT CONVENTIONS )
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HTML_DOCS=( doc/html/ )
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for x in ${FFTW_DIRS}; do
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AUTOTOOLS_BUILD_DIR="${S}-${x}" \
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autotools-utils_src_install
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done
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if use doc; then
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dodoc doc/*.pdf
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insinto /usr/share/doc/${PF}/faq
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doins -r doc/FAQ/fftw-faq.html/*
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else
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rm -r "${ED}"/usr/share/doc/${PF}/html
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fi
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for x in "${ED}"/usr/lib*/pkgconfig/*.pc; do
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for u in $(usev mpi) $(usev threads) $(usex openmp omp ""); do
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sed -e "s|-lfftw3[flq]\?|&_$u &|" "$x" > "${x%.pc}_$u.pc" || die
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done
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done
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}
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