setup.py

#!/usr/bin/env python
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import sys
import os
from os.path import join
import Cython.Build
from setuptools import setup, Extension
import numpy as np

sys.path.insert(0, os.path.dirname(__file__))  # Ensures local imports work
from _vendored.conv_template import process_file as process_c_file

def extensions():
    mkl_root = os.environ.get('MKLROOT', None)
    if mkl_root:
        mkl_info = {
            'include_dirs': [join(mkl_root, 'include')],
            'library_dirs': [join(mkl_root, 'lib'), join(mkl_root, 'lib', 'intel64')],
            'libraries': ['mkl_rt']
        }
    else:
        try:
            mkl_info = get_info('mkl')
        except:
            mkl_info = dict()

    mkl_include_dirs = mkl_info.get('include_dirs', [])
    mkl_library_dirs = mkl_info.get('library_dirs', [])
    mkl_libraries = mkl_info.get('libraries', ['mkl_rt'])

    mklfft_templ = join("mkl_fft", "src", "mklfft.c.src")
    processed_mklfft_fn = join("mkl_fft", "src", "mklfft.c")
    src_processed = process_c_file(mklfft_templ)

    with open(processed_mklfft_fn, 'w') as fid:
        fid.write(src_processed)

    return [
        Extension(
            "mkl_fft._pydfti",
            sources = [
                join("mkl_fft", "_pydfti.pyx"),
                join("mkl_fft", "src", "mklfft.c"),
            ],
            depends = [
                join("mkl_fft", "src", 'mklfft.h'),
                join("mkl_fft", "src", "multi_iter.h")
            ],
            include_dirs = [join("mkl_fft", "src"), np.get_include()] + mkl_include_dirs,
            libraries = mkl_libraries,
            library_dirs = mkl_library_dirs,
            extra_compile_args = [
                '-DNDEBUG',
                # '-ggdb', '-O0', '-Wall', '-Wextra', '-DDEBUG',
            ],
            define_macros=[("NPY_NO_DEPRECATED_API", None), ("PY_ARRAY_UNIQUE_SYMBOL", "mkl_fft_ext")],
        )
    ]

setup(
    cmdclass={'build_ext': Cython.Build.build_ext},
    ext_modules=extensions(),
    zip_safe=False,
)