From cc4618c9ba3d974948ebf340b542d8cb01db2f55 Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Thu, 16 Sep 2021 22:05:01 +0100
Subject: gentoo resync : 16.09.2021

---
 sci-libs/fftw/fftw-3.3.10.ebuild | 163 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 163 insertions(+)
 create mode 100644 sci-libs/fftw/fftw-3.3.10.ebuild

(limited to 'sci-libs/fftw/fftw-3.3.10.ebuild')

diff --git a/sci-libs/fftw/fftw-3.3.10.ebuild b/sci-libs/fftw/fftw-3.3.10.ebuild
new file mode 100644
index 000000000000..c8a32cdc88e8
--- /dev/null
+++ b/sci-libs/fftw/fftw-3.3.10.ebuild
@@ -0,0 +1,163 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+FORTRAN_NEEDED=fortran
+
+inherit flag-o-matic fortran-2 multibuild multilib-minimal toolchain-funcs
+
+DESCRIPTION="Fast C library for the Discrete Fourier Transform"
+HOMEPAGE="https://www.fftw.org/"
+
+MY_P=${PN}-${PV/_p/-pl}
+
+if [[ ${PV} == *9999 ]]; then
+	inherit autotools git-r3
+	EGIT_REPO_URI="https://github.com/FFTW/fftw3.git"
+else
+	SRC_URI="https://www.fftw.org/${PN}-${PV/_p/-pl}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
+fi
+
+S="${WORKDIR}/${MY_P}"
+
+LICENSE="GPL-2+"
+SLOT="3.0/3"
+IUSE="cpu_flags_arm_neon cpu_flags_ppc_altivec cpu_flags_x86_avx cpu_flags_x86_avx2 cpu_flags_x86_fma3 cpu_flags_x86_fma4 cpu_flags_x86_sse cpu_flags_x86_sse2 doc fortran mpi openmp test threads zbus"
+RESTRICT="!test? ( test )"
+
+RDEPEND="mpi? ( >=virtual/mpi-2.0-r4[${MULTILIB_USEDEP}] )"
+DEPEND="${RDEPEND}"
+BDEPEND="test? ( dev-lang/perl )"
+
+HTML_DOCS=( doc/html/. )
+
+pkg_pretend() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+pkg_setup() {
+	if [[ ${MERGE_TYPE} != binary ]] && use openmp; then
+		tc-check-openmp
+		FORTRAN_NEED_OPENMP=1
+	fi
+
+	fortran-2_pkg_setup
+	MULTIBUILD_VARIANTS=( single double longdouble )
+}
+
+src_prepare() {
+	default
+
+	# fix info file for category directory
+	[[ ${PV} == *9999 ]] && eautoreconf
+}
+
+multilib_src_configure() {
+	local myconf=(
+		--enable-shared
+		--disable-static
+		$(use_enable "cpu_flags_x86_fma$(usex cpu_flags_x86_fma3 3 4)" fma)
+		$(use_enable fortran)
+		$(use_enable zbus mips-zbus-timer)
+		$(use_enable threads)
+		$(use_enable openmp)
+	)
+
+	[[ ${PV} == *9999 ]] && myconf+=( --enable-maintainer-mode )
+
+	# --enable-quad-precision is a brittle feature that requires
+	# __float128 support from the toolchain, which is lacking on
+	# most niche architectures. Bug #770346
+	case "${MULTIBUILD_ID}" in
+		single-*)
+			# altivec, sse, single-paired only work for single
+			myconf+=(
+				--enable-single
+				$(use_enable cpu_flags_ppc_altivec altivec)
+				$(use_enable cpu_flags_x86_avx avx)
+				$(use_enable cpu_flags_x86_avx2 avx2)
+				$(use_enable cpu_flags_x86_sse sse)
+				$(use_enable cpu_flags_x86_sse2 sse2)
+				$(use_enable cpu_flags_arm_neon neon)
+				$(use_enable mpi)
+			)
+			;;
+
+		double-*)
+			myconf+=(
+				$(use_enable cpu_flags_x86_avx avx)
+				$(use_enable cpu_flags_x86_avx2 avx2)
+				$(use_enable cpu_flags_x86_sse2 sse2)
+				$(use_enable mpi)
+			)
+			;;
+
+		longdouble-*)
+			myconf+=(
+				--enable-long-double
+				$(use_enable mpi)
+			)
+			;;
+
+		*)
+			die "${MULTIBUILD_ID%-*} precision not implemented in this ebuild"
+			;;
+	esac
+
+	ECONF_SOURCE="${S}" econf "${myconf[@]}" MPICC="$(tc-getCC)"
+}
+
+src_configure() {
+	# upstream does not append proper -m flags
+	# https://bugs.gentoo.org/698572
+	use cpu_flags_x86_avx2 && append-flags -mavx2
+
+	multibuild_foreach_variant multilib-minimal_src_configure
+}
+
+src_compile() {
+	multibuild_foreach_variant multilib-minimal_src_compile
+}
+
+multilib_src_test() {
+	emake -C tests smallcheck
+}
+
+src_test() {
+	# 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: $n"
+
+	multibuild_foreach_variant multilib-minimal_src_test
+}
+
+src_install() {
+	multibuild_foreach_variant multilib-minimal_src_install
+	dodoc CONVENTIONS
+
+	if use doc; then
+		dodoc doc/*.pdf
+		docinto faq
+		dodoc -r doc/FAQ/fftw-faq.html/.
+	else
+		rm -r "${ED}"/usr/share/doc/${PF}/html || die
+	fi
+
+	augment_pc_files() {
+		local x
+		for x in "${ED}"/usr/$(get_libdir)/pkgconfig/*.pc; do
+			local u
+			for u in $(usev mpi) $(usev threads) $(usex openmp omp ""); do
+				sed -e "s|-lfftw3[flq]\?|&_${u} &|" "${x}" > "${x%.pc}_${u}.pc" || die
+			done
+		done
+	}
+	multilib_foreach_abi augment_pc_files
+
+	# fftw uses pkg-config to record its private dependencies
+	find "${ED}" -name '*.la' -delete || die
+}
-- 
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