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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{9..12} )
inherit cmake multibuild python-any-r1 toolchain-funcs
DESCRIPTION="A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid"
HOMEPAGE="https://github.com/mborgerding/kissfft"
if [[ ${PV} == *9999 ]] ; then
EGIT_REPO_URI="https://github.com/mborgerding/kissfft"
inherit git-r3
else
SRC_URI="https://github.com/mborgerding/kissfft/archive/${PV}.tar.gz -> ${P}.tar.gz"
KEYWORDS="~amd64 ~arm ~arm64 ~riscv ~x86"
fi
LICENSE="BSD"
SLOT="0"
IUSE="alloca cpu_flags_x86_sse double int16 int32 openmp test tools"
RESTRICT="!test? ( test )"
DEPEND="
test? (
sci-libs/fftw:3.0
$(python_gen_any_dep '
dev-python/numpy[${PYTHON_USEDEP}]
')
)
"
PATCHES=(
"${FILESDIR}"/${PN}-131.1.0-cross.patch
"${FILESDIR}"/${PN}-131.1.0-cmake.patch
)
python_check_deps() {
python_has_version -d "dev-python/numpy[${PYTHON_USEDEP}]"
}
pkg_pretend() {
[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
}
pkg_setup() {
MULTIBUILD_VARIANTS=(
float
$(usev double)
$(usev int16 int16_t)
$(usev int32 int32_t)
$(usev cpu_flags_x86_sse simd)
)
use test && python-any-r1_pkg_setup
[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
}
kissfft_configure() {
local mycmakeargs=(
-DKISSFFT_OPENMP=$(usex openmp 1 0)
-DKISSFFT_TEST=$(usex test)
-DKISSFFT_TOOLS=$(usex tools)
-DKISSFFT_USE_ALLOCA=$(usex alloca)
-DKISSFFT_DATATYPE=${MULTIBUILD_VARIANT}
)
cmake_src_configure
}
src_configure() {
multibuild_foreach_variant kissfft_configure
}
src_compile() {
multibuild_foreach_variant cmake_src_compile
}
src_install() {
multibuild_foreach_variant cmake_src_install
}
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