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# Maintainer: Martin Rys <https://rys.rs/contact>
pkgname=kissfft-git
_pkgname=kissfft
pkgver=401.39c9781
pkgrel=3
pkgdesc='A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid'
arch=('x86_64' 'aarch64')
url='https://github.com/mborgerding/kissfft'
license=('BSD-3-Clause')
depends=('glibc' 'libgomp')
# Hack to allow building with Clang, this makes `makepkg --printsrcinfo` vary, but at least it builds
if [[ ${CC} == "clang" ]]; then depends+=(openmp); fi
makedepends=('git' 'cmake' 'fftw' 'libpng' 'python')
conflicts=('kissfft')
provides=('kissfft')
source=('git+https://github.com/mborgerding/kissfft.git')
sha256sums=('SKIP')
pkgver() {
cd kissfft
printf "%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short HEAD)"
}
build() {
cd "${srcdir}/${_pkgname}"
# Our makefile gets overwritten, save it so we can copy it back
cp Makefile Makefile.bak
_cmake_configs=(
"KISSFFT_OPENMP=ON;KISSFFT_DATATYPE=float"
"KISSFFT_OPENMP=OFF;KISSFFT_DATATYPE=float"
"KISSFFT_OPENMP=ON;KISSFFT_DATATYPE=double"
"KISSFFT_OPENMP=OFF;KISSFFT_DATATYPE=double"
"KISSFFT_OPENMP=ON;KISSFFT_DATATYPE=int16_t"
"KISSFFT_OPENMP=OFF;KISSFFT_DATATYPE=int16_t"
"KISSFFT_OPENMP=ON;KISSFFT_DATATYPE=int32_t"
"KISSFFT_OPENMP=OFF;KISSFFT_DATATYPE=int32_t"
# SIMD (requires SSE instruction set support on target CPU)
"KISSFFT_OPENMP=ON;KISSFFT_DATATYPE=simd"
"KISSFFT_OPENMP=OFF;KISSFFT_DATATYPE=simd"
)
for _config in "${_cmake_configs[@]}"; do
_cmake_args=""
IFS=';' read -ra _pairs <<< "${_config}"
for _pair in "${_pairs[@]}"; do
_cmake_args="${_cmake_args} -D${_pair}"
done
cp Makefile.bak Makefile
# shellcheck disable=SC2086
cmake \
-B build \
-DCMAKE_INSTALL_PREFIX="/usr" \
-D CMAKE_C_FLAGS="$CFLAGS -DNDEBUG" \
${_cmake_args}
make -C build all
done
}
package() {
cd kissfft
install -dm755 "${pkgdir}/usr/include/kissfft/"
install -m644 ./*.h "${pkgdir}/usr/include/kissfft/"
install -dm755 "${pkgdir}/usr/lib/kissfft/"
install -m644 ./*.c "${pkgdir}/usr/lib/kissfft/"
install -Dm644 COPYING "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
install -dm755 "${pkgdir}/usr/share/pkgconfig"
install -Dm644 "build/${_pkgname}-config.cmake" "${pkgdir}/usr/lib/cmake/${_pkgname}/${_pkgname}-config.cmake"
install -Dm644 "build/${_pkgname}-config-version.cmake" "${pkgdir}/usr/lib/cmake/${_pkgname}/${_pkgname}-config-version.cmake"
_data_types=(
"float"
"double"
"int16_t"
"int32_t"
"simd"
)
for _data_type in "${_data_types[@]}"; do
install -Dm644 "build/kissfft-${_data_type}.pc" "${pkgdir}/usr/share/pkgconfig/kissfft-${_data_type}.pc"
ln -s "libkissfft-${_data_type}.so.131" "${pkgdir}/usr/lib/libkissfft-${_data_type}.so"
ln -s "libkissfft-${_data_type}.so.131.1.0" "${pkgdir}/usr/lib/libkissfft-${_data_type}.so.131"
install -Dm644 "build/libkissfft-${_data_type}.so.131.1.0" "${pkgdir}/usr/lib/libkissfft-${_data_type}.so.131.1.0"
install -Dm644 "build/kissfft-${_data_type}-openmp.pc" "${pkgdir}/usr/share/pkgconfig/kissfft-${_data_type}-openmp.pc"
ln -s "libkissfft-${_data_type}-openmp.so.131" "${pkgdir}/usr/lib/libkissfft-${_data_type}-openmp.so"
ln -s "libkissfft-${_data_type}-openmp.so.131.1.0" "${pkgdir}/usr/lib/libkissfft-${_data_type}-openmp.so.131"
install -Dm644 "build/libkissfft-${_data_type}-openmp.so.131.1.0" "${pkgdir}/usr/lib/libkissfft-${_data_type}-openmp.so.131.1.0"
done
}
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