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math/blas, math/lapack: Install interchangeable BLAS system

Install the new interchangeable BLAS system created by Thomas Orgis,
currently supporting Netlib BLAS/LAPACK, OpenBLAS, cblas, lapacke, and
Apple's Accelerate.framework.  This system allows the user to select any
BLAS implementation without modifying packages or using package options, by
setting PKGSRC_BLAS_TYPES in mk.conf. See mk/blas.buildlink3.mk for details.

This commit should not alter behavior of existing packages as the system
defaults to Netlib BLAS/LAPACK, which until now has been the only supported
implementation.

Details:

Add new mk/blas.buildlink3.mk for inclusion in dependent packages
Install compatible Netlib math/blas and math/lapack packages
Update math/blas and math/lapack MAINTAINER approved by adam@
OpenBLAS, cblas, and lapacke will follow in separate commits
Update direct dependents to use mk/blas.buildlink3.mk
Perform recursive revbump

# $NetBSD: Makefile,v 1.43 2020/10/12 21:52:04 bacon Exp $

DISTNAME=	scipy-1.5.2
PKGNAME=	${PYPKGPREFIX}-${DISTNAME}
PKGREVISION=	1
CATEGORIES=	math python
MASTER_SITES=	${MASTER_SITE_PYPI:=s/scipy/}

MAINTAINER=	markd@NetBSD.org
HOMEPAGE=	https://www.scipy.org/
COMMENT=	Scientific Algorithms Library for Python
LICENSE=	modified-bsd

DEPENDS+=	${PYPKGPREFIX}-pybind11-[0-9]*:../../devel/py-pybind11
TEST_DEPENDS+=	${PYPKGPREFIX}-nose-[0-9]*:../../devel/py-nose
TEST_DEPENDS+=	${PYPKGPREFIX}-test-[0-9]*:../../devel/py-test

USE_LANGUAGES+=	c c++ fortran
MAKE_ENV+=	ATLAS=None

# XXX Avoid picking up other compilers when installed
.include "../../mk/compiler.mk"

.if defined(PKGSRC_FORTRAN) && ${PKGSRC_FORTRAN} == "gfortran"
PYSETUPBUILDARGS+=	--fcompiler=gnu95
.else
BROKEN=			"Requires fortran 95"
.endif

CPPFLAGS+=	-D__STDC_FORMAT_MACROS
FFLAGS+=	-fPIC

LDFLAGS.Darwin+=	-headerpad_max_install_names

PYTHON_VERSIONS_INCOMPATIBLE=	27

REPLACE_PYTHON+=	scipy/sparse/linalg/isolve/tests/test_gcrotmk.py

.include "../../mk/bsd.prefs.mk"

.if ${OPSYS} == "Darwin"
.PHONY: fix-darwin-install-name
post-install: fix-darwin-install-name
fix-darwin-install-name:
	${FIND} ${DESTDIR}${PREFIX} -name "*.so" |                      \
		while read lib; do                                      \
		libname=`basename $${lib}`;                             \
		libdir=`dirname $${lib} | sed -e 's,${DESTDIR},,'`;     \
		install_name_tool -id $${libdir}/$${libname} $${lib};   \
	done
.endif

# self test failures for 1.1.0 reported at
# https://github.com/scipy/scipy/issues/9196
# needs 'make install' first!
do-test:
	cd ${WRKDIR} && \
	${PYTHONBIN} -c "import scipy; scipy.test('full')"

.include "../../devel/py-cython/buildlink3.mk"
.include "../../devel/py-pybind11/buildlink3.mk"
.include "../../lang/python/application.mk"
.include "../../lang/python/distutils.mk"
.include "../../mk/blas.buildlink3.mk"
.include "../../math/fftw/buildlink3.mk"
BUILDLINK_API_DEPENDS.py-numpy+=	${PYPKGPREFIX}-numpy>=1.17.3
.include "../../math/py-numpy/buildlink3.mk"
.include "../../mk/bsd.pkg.mk"