#!/usr/bin/env python3
"""
Build the Cython demonstrations of low-level access to NumPy random

Usage: python setup.py build_ext -i
"""
from os.path import dirname, join, abspath

from setuptools import setup
from setuptools.extension import Extension

import numpy as np
from Cython.Build import cythonize


path = dirname(__file__)
src_dir = join(dirname(path), '..', 'src')
defs = [('NPY_NO_DEPRECATED_API', 0)]
inc_path = np.get_include()
# Add paths for npyrandom and npymath libraries:
lib_path = [
    abspath(join(np.get_include(), '..', '..', 'random', 'lib')),
    abspath(join(np.get_include(), '..', 'lib'))
]

extending = Extension("extending",
                      sources=[join('.', 'extending.pyx')],
                      include_dirs=[
                            np.get_include(),
                            join(path, '..', '..')
                        ],
                      define_macros=defs,
                      )
distributions = Extension("extending_distributions",
                          sources=[join('.', 'extending_distributions.pyx')],
                          include_dirs=[inc_path],
                          library_dirs=lib_path,
                          libraries=['npyrandom', 'npymath',
                                     # IRC is needed because in Intel(R) Distribution for Python*
                                     # libnpyrandom.a has unresolved symbols from Intel(R) C Compiler
                                     # rune-time libraries. Linking against irc resolves them.
                                     # The alternative is to build the extension with ICC
                                     # CC=icc LDSHARED='icc -shared -shared-intel' python setup.py
                                     'irc'],
                          define_macros=defs,
                          )

extensions = [extending, distributions]

setup(
    ext_modules=cythonize(extensions)
)
