1 files changed, 146 insertions, 0 deletions
diff --git a/sci-libs/fftw/fftw-3.3.3-r1.ebuild b/sci-libs/fftw/fftw-3.3.3-r1.ebuild
new file mode 100644
index 000000000000..18554f03bef4
--- /dev/null
+++ b/sci-libs/fftw/fftw-3.3.3-r1.ebuild
@@ -0,0 +1,146 @@
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sci-libs/fftw/fftw-3.3.3-r1.ebuild,v 1.1 2013/02/03 00:54:22 ottxor Exp $
+
+EAPI=5
+
+#AUTOTOOLS_AUTORECONF=1
+FORTRAN_NEEDED=fortran
+
+inherit autotools-multilib eutils flag-o-matic fortran-2 toolchain-funcs versionator
+
+DESCRIPTION="Fast C library for the Discrete Fourier Transform"
+HOMEPAGE="http://www.fftw.org/"
+SRC_URI="http://www.fftw.org/${P}.tar.gz"
+
+LICENSE="GPL-2"
+SLOT="3.0"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x86-macos"
+IUSE="altivec avx doc fma fortran mpi neon openmp quad sse sse2 static-libs test threads zbus"
+
+RDEPEND="mpi? ( virtual/mpi )
+	abi_x86_32? ( !<=app-emulation/emul-linux-x86-soundlibs-20121202 )"
+DEPEND="${RDEPEND}
+	test? ( dev-lang/perl )"
+
+pkg_setup() {
+	if use openmp; then
+		if [[ $(tc-getCC) == *gcc ]] && ! tc-has-openmp; then
+			ewarn "OpenMP is not available in your current selected gcc"
+			die "need openmp capable gcc"
+		fi
+		FORTRAN_NEED_OPENMP=1
+	fi
+	fortran-2_pkg_setup
+	FFTW_DIRS="single double longdouble"
+	if use quad; then
+		if [[ $(tc-getCC) == *gcc ]] && ! version_is_at_least 4.6 $(gcc-version); then
+			ewarn "quad precision only available for gcc >= 4.6"
+			die "need quad precision capable gcc"
+		fi
+		FFTW_DIRS+=" quad"
+	fi
+}
+
+src_prepare() {
+	# fix info file for category directory
+	sed -i \
+		-e 's/Texinfo documentation system/Libraries/' \
+		doc/fftw3.info || die "failed to fix info file"
+
+	autotools-utils_src_prepare
+}
+
+src_configure() {
+	local x
+
+	# filter -Os according to docs
+	replace-flags -Os -O2
+
+	for x in ${FFTW_DIRS}; do
+		myeconfargs=(
+			$(use_enable fma)
+			$(use_enable fortran)
+			$(use_enable zbus mips-zbus-timer)
+			$(use_enable threads)
+			$(use_enable openmp)
+		)
+		if [[ $x == single ]]; then
+			#altivec, sse, single-paired only work for single
+			myeconfargs+=(
+				--enable-single
+				$(use_enable altivec)
+				$(use_enable avx)
+				$(use_enable sse)
+				$(use_enable mpi)
+				$(use_enable neon)
+			)
+		elif [[ $x == double ]]; then
+			myeconfargs+=(
+				$(use_enable avx)
+				$(use_enable sse2)
+				$(use_enable mpi)
+			)
+		elif [[ $x == longdouble ]]; then
+			myeconfargs+=(
+				--enable-long-double
+				$(use_enable mpi)
+				)
+		elif [[ $x == quad ]]; then
+			#quad does not support mpi
+			myeconfargs+=( --enable-quad-precision )
+		else
+			die "${x} precision not implemented in this ebuild"
+		fi
+
+		einfo "Configuring for ${x} precision"
+		BUILD_DIR="${S}-${x}" \
+			autotools-multilib_src_configure
+	done
+}
+
+src_compile() {
+	for x in ${FFTW_DIRS}; do
+		einfo "Compiling for ${x} precision"
+		BUILD_DIR="${S}-${x}" \
+			autotools-multilib_src_compile
+	done
+}
+
+src_test () {
+	do_smalltest() { cd "${BUILD_DIR}" && emake -C tests smallcheck; }
+	# We want this to be a reasonably quick test, but that is still hard...
+	ewarn "This test series will take 30 minutes on a modern 2.5Ghz machine"
+	# Do not increase the number of threads, it will not help your performance
+	#local testbase="perl check.pl --nthreads=1 --estimate"
+	#		${testbase} -${p}d || die "Failure: $n"
+	for x in ${FFTW_DIRS}; do
+		einfo "Testing ${x} precision"
+		BUILD_DIR="${S}-${x}" \
+			multilib_foreach_abi do_smalltest
+	done
+}
+
+src_install () {
+	local u x
+	DOCS=( AUTHORS ChangeLog NEWS README TODO COPYRIGHT CONVENTIONS )
+	HTML_DOCS=( doc/html/ )
+	for x in ${FFTW_DIRS}; do
+		BUILD_DIR="${S}-${x}" \
+			autotools-multilib_src_install
+	done
+
+	if use doc; then
+		dodoc doc/*.pdf
+		insinto /usr/share/doc/${PF}/faq
+		doins -r doc/FAQ/fftw-faq.html/*
+	else
+		rm -r "${ED}"/usr/share/doc/${PF}/html
+	fi
+
+	for x in "${ED}"/usr/lib*/pkgconfig/*.pc; do
+		for u in $(usev mpi) $(usev threads) $(usex openmp omp ""); do
+			sed -e "s|-lfftw3[flq]\?|&_$u &|" "$x" > "${x%.pc}_$u.pc" || die
+		done
+	done
+}