# Contributor: Francesco Colista <fcolista@alpinelinux.org>
# Maintainer: Francesco Colista <fcolista@alpinelinux.org>
pkgname=lapack
pkgver=3.12.1
pkgrel=0
pkgdesc="Linear Algebra PACKage"
url="https://www.netlib.org/lapack/"
arch="all"
license="BSD-3-Clause"
makedepends="gfortran cmake python3-dev"
subpackages="$pkgname-dev:_dev cblas blas blas-dev"
source="https://github.com/Reference-LAPACK/lapack/archive/v$pkgver/lapack-v$pkgver.tar.gz"

build() {
	cmake -B build -G "Unix Makefiles" \
	    -DCMAKE_BUILD_TYPE=Release \
	    -DCMAKE_INSTALL_PREFIX=/usr \
	    -DCMAKE_INSTALL_LIBDIR=lib \
	    -DCMAKE_SKIP_RPATH=ON \
	    -DBUILD_SHARED_LIBS=ON \
	    -DBUILD_TESTING="$(want_check && echo ON || echo OFF)" \
	    -DCMAKE_Fortran_COMPILER=gfortran \
	    -DLAPACKE=ON \
	    -DCBLAS=ON
	cmake --build build
}

check() {
	LD_LIBRARY_PATH="$PWD"/build/lib ctest --test-dir build
}

package() {
	DESTDIR="$pkgdir" cmake --build build --target install
}

_dev() {
	default_dev

	mkdir -p "$pkgdir"/usr/lib \
		"$pkgdir"/usr/include  \
		"$pkgdir"/usr/lib/pkgconfig \
		"$pkgdir"/usr/lib/cmake

	# Move development files meant for blas-dev
	mv "$subpkgdir"/usr/lib/libblas.so \
		"$subpkgdir"/usr/lib/libcblas.so \
		"$pkgdir"/usr/lib

	mv "$subpkgdir"/usr/lib/pkgconfig/*blas* \
		"$pkgdir"/usr/lib/pkgconfig

	mv "$subpkgdir"/usr/lib/cmake/*blas-* \
		"$pkgdir"/usr/lib/cmake

	mv "$subpkgdir"/usr/include/*blas* \
		"$pkgdir"/usr/include
}

blas() {
	depends=""
	pkgdesc="The Basic Linear Algebra Subprograms library"

	amove usr/lib/libblas.so.*
}

cblas() {
	depends=""
	pkgdesc="The C Basic Linear Algebra Subprograms library"

	amove usr/lib/libcblas.so.*
}

sha512sums="
9749976d773830eb635498611c7f1247af8dece23fe8c08446243aa39bdcc20dd35fdc670345643cd1ec6828e379d5c2152009817e0b486c10fd89a06602e0fb  lapack-v3.12.1.tar.gz
"