# Template file for 'python3-scipy'
pkgname=python3-scipy
version=1.5.3
revision=2
wrksrc="scipy-${version}"
build_style=python3-module
build_helper="numpy"
make_check_args="--force"
hostmakedepends="gcc-fortran python3-setuptools python3-Cython python3-pybind11"
makedepends="python3-devel python3-pybind11
 $(vopt_if openblas openblas-devel lapack-devel)"
depends="python3-numpy"
checkdepends="python3-nose"
short_desc="Scientific library for Python3"
maintainer="Alessio Sergi <al3hex@gmail.com>"
license="BSD-3-Clause"
homepage="https://scipy.org/scipylib/"
distfiles="https://github.com/scipy/scipy/releases/download/v${version}/scipy-${version}.tar.xz"
checksum=cab92f8dab54a3be66525ea23e4f6568145abd1e94681cce19258a140f4de416

build_options="openblas"
desc_option_openblas="Enable support for openblas accelerated linear algebra"

case "$XBPS_TARGET_MACHINE" in
	x86_64*|i686*|aarch64*|armv[67]*|ppc64*)
		# Prefer accelerated routines where available
		build_options_default="openblas"
		;;
	*) ;;
esac

LDFLAGS+=" -shared"

# Tell numpy to build in parallel
export NPY_NUM_BUILD_JOBS="${makejobs/-j/}"

pre_build() {
	# Find the right linear algebra subroutines on the target arch
	: > site.cfg
	for _blaslib in $(vopt_if openblas openblas "lapack blas"); do
		cat >> site.cfg <<-EOF
		[$_blaslib]
		libraries = ${_blaslib}
		include_dirs = ${XBPS_CROSS_BASE}/usr/include
		library_dirs = ${XBPS_CROSS_BASE}/usr/lib
		runtime_library_dirs = ${XBPS_CROSS_BASE}/usr/lib
		EOF
	done
}

post_install() {
	rm ${DESTDIR}/${py3_sitelib}/scipy/*.txt
	vlicense LICENSE.txt
}