main/fftw: enable multiple precisions

1 files changed, 65 insertions, 19 deletions

diff --git a/main/fftw/APKBUILD b/main/fftw/APKBUILD
index c1ad92c41a..71ae3a9871 100644
--- a/main/fftw/APKBUILD
+++ b/main/fftw/APKBUILD
@@ -2,38 +2,84 @@
 # Maintainer: William Pitcock <nenolod@dereferenced.org>
 pkgname=fftw
 pkgver=3.3.4
-pkgrel=0
+pkgrel=1
 pkgdesc="fastest fourier transform in the west"
 url="http://www.fftw.org/"
 license="GPL"
 depends=
-makedepends=
+makedepends="texinfo libquadmath"
 install=
-subpackages="$pkgname-dev $pkgname-doc $pkgname-libs"
+# order of the libs split functions are important because of lib naming
+subpackages="$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="$srcdir"/$pkgname-$pkgver
+_builddir="$srcdir"
 
-build() {
+prepare() {
 	cd "$_builddir"
-	./configure \
-		--build=$CBUILD \
-		--host=$CHOST \
-		--prefix=/usr \
-		--sysconfdir=/etc \
-		--mandir=/usr/share/man \
-		--infodir=/usr/share/info \
-		--enable-single \
-		--enable-shared \
-		--enable-threads \
-		|| return 1
-	make || return 1
+	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
+
+		if [ "$i" = "single" ] || [ "$i" = "double" ]; then
+			case "$CARCH" in
+				x86_64)_cf="$_cf --enable-sse2 --enable-avx";;
+				armhf)_cf="$_cf --enable-neon";;
+			esac
+		fi
+
+		msg "Building for $i precision"
+		cd "$_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() {
-	cd "$_builddir"
-	make DESTDIR="$pkgdir" install || return 1
+	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"