# Contributor: Isaac Dunham <ibid.ag@gmail.com>
# Maintainer: Isaac Dunham <ibid.ag@gmail.com>
pkgname=openblas
pkgver=0.2.11
pkgrel=1
pkgdesc="A fast BSD-licensed BLAS based on gotoBLAS2, with LAPACK"
url="http://www.openblas.net"
arch="all"
license="BSD"
depends=""
depends_dev="gfortran"
makedepends="$depends_dev perl"
install=""
subpackages="$pkgname-dev $pkgname-doc"
source="$pkgname-$pkgver.tar.gz::http://github.com/xianyi/OpenBLAS/archive/v$pkgver.tar.gz
	00-cpuid.patch"

_builddir="$srcdir"/OpenBLAS-$pkgver
prepare() {
	local i
	cd "$_builddir"
	for i in $source; do
		case $i in
		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
		esac
	done
}

build() {
	cd "$_builddir"
#USE_OPENMP=0: see GCC bug 60035
#NO_AFFINITY: don't expect to work on musl, also breaks R
#DYNAMIC_ARCH=1 requires 00-cpuid.patch
	make USE_OPENMP=0 NO_LAPACK=0 NUM_THREADS=8 MAJOR_VERSION=3 \
	NO_AFFINITY=1 DYNAMIC_ARCH=1 PREFIX=/usr || return 1
}

package() {
	cd "$_builddir"
	mkdir -pm 0755 "$pkgdir/usr/lib" "$pkgdir/usr/include" \
	"$pkgdir/usr/share/doc/$pkgname" || return 1
	make USE_OPENMP=0 NO_LAPACK=0 NUM_THREADS=2 MAJOR_VERSION=3 \
	NO_AFFINITY=1 DYNAMIC_ARCH=1 PREFIX="$pkgdir/usr" install || return 1
	for FILE in *.txt *.md LICENSE; do
		install -m 0644 $FILE "$pkgdir/usr/share/doc/$pkgname" || return 1
	done
}
md5sums="c456f3c5e84c3ab69ef89b22e616627a  openblas-0.2.11.tar.gz
0b8b59052a6387fe4aa9e3e473b3749b  00-cpuid.patch"
sha256sums="dc06836e700ef26519933af309a25958150693c376a536fe35d633d76f1a5606  openblas-0.2.11.tar.gz
65a809e9f0f06fd9ccefd0af6bc7c398fefe011404f699926946320783050d8b  00-cpuid.patch"
sha512sums="68abdf8366d4766fe5d852ca3850ea6236d4dc5bad044fa4116ca60872716003746bcfdb1005aac87533d9a085ae319ef18b7ed6f293baf88c79fd7c8562c9f0  openblas-0.2.11.tar.gz
1f41a324a9f233ef5fe037cd16c4aeabaf5895ba42e2f3758f8bb7a2cddda967fc01df50d86218f316d9406bb6ced4e91d4aec8119fc8f9c2f11b4ecf24e551f  00-cpuid.patch"