# Author: Alexandre Gramfort <alexandre.gramfort@inria.fr>
# License: BSD 3 clause
import os

import numpy


def configuration(parent_package='', top_path=None):
    from numpy.distutils.misc_util import Configuration

    libraries = []
    if os.name == 'posix':
        libraries.append('m')

    config = Configuration('cluster', parent_package, top_path)
    config.add_extension('_dbscan_inner',
                         sources=['_dbscan_inner.pyx'],
                         include_dirs=[numpy.get_include()],
                         language="c++")

    config.add_extension('_hierarchical_fast',
                         sources=['_hierarchical_fast.pyx'],
                         language="c++",
                         include_dirs=[numpy.get_include()],
                         libraries=libraries)

    config.add_extension('_k_means_elkan',
                         sources=['_k_means_elkan.pyx'],
                         include_dirs=[numpy.get_include()],
                         libraries=libraries)

    config.add_extension('_k_means_fast',
                         sources=['_k_means_fast.pyx'],
                         include_dirs=numpy.get_include(),
                         libraries=libraries)

    config.add_subpackage('tests')

    return config


if __name__ == '__main__':
    from numpy.distutils.core import setup
    setup(**configuration(top_path='').todict())