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# Contributor: William Pitcock <nenolod@dereferenced.org>
# Maintainer: William Pitcock <nenolod@dereferenced.org>
pkgname=fftw
pkgver=3.3.4
pkgrel=2
pkgdesc="fastest fourier transform in the west"
url="http://www.fftw.org/"
license="GPL"
depends=
makedepends="texinfo"
install=
# order of the libs split functions are important because of lib naming
subpackages="$pkgname-dev $pkgname-doc $pkgname-single-libs:single
$pkgname-long-double-libs:long_double $pkgname-double-libs:double"
source="http://www.fftw.org/$pkgname-$pkgver.tar.gz"
arch="all"
_precision="single double long-double"
_builddir="$srcdir"
prepare() {
cd "$_builddir"
for i in $_precision; do
cp -r "$srcdir"/$pkgname-$pkgver $srcdir/$i
done
}
build() {
for i in $_precision; do
case "$i" in
single)_cf="--enable-single";;
double)_cf="";;
long-double)_cf="--enable-long-double";;
esac
case "$i--$CARCH" in
single--x86_64 | double--x86_64)
_cf="$_cf --enable-sse2 --enable-avx";;
single--arm*)
_cf="$_cf --enable-neon";;
esac
msg "Building for $i precision ($_cf)"
cd "$_builddir"/$i
./configure \
--build=$CBUILD \
--host=$CHOST \
--prefix=/usr \
--sysconfdir=/etc \
--mandir=/usr/share/man \
--infodir=/usr/share/info \
--enable-shared \
--enable-threads \
$_cf \
|| return 1
make || return 1
done
}
package() {
for i in $_precision; do
cd "$_builddir"/$i
make DESTDIR="$pkgdir" install || return 1
done
}
single() {
mkdir -p "$subpkgdir"/usr/lib || return 1
mv "$pkgdir"/usr/lib/libfftw3f*.so* \
"$subpkgdir"/usr/lib/ || return 1
}
double() {
mkdir -p "$subpkgdir"/usr/lib || return 1
mv "$pkgdir"/usr/lib/libfftw3*.so* \
"$subpkgdir"/usr/lib/ || return 1
}
long_double() {
mkdir -p "$subpkgdir"/usr/lib || return 1
mv "$pkgdir"/usr/lib/libfftw3l*.so* \
"$subpkgdir"/usr/lib/ || return 1
}
md5sums="2edab8c06b24feeb3b82bbb3ebf3e7b3 fftw-3.3.4.tar.gz"
sha256sums="8f0cde90929bc05587c3368d2f15cd0530a60b8a9912a8e2979a72dbe5af0982 fftw-3.3.4.tar.gz"
sha512sums="1ee2c7bec3657f6846e63c6dfa71410563830d2b951966bf0123bd8f4f2f5d6b50f13b76d9a7b0eae70e44856f829ca6ceb3d080bb01649d1572c9f3f68e8eb1 fftw-3.3.4.tar.gz"
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