setup.py

# Copyright (c) 2017, Intel Corporation
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
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#       this list of conditions and the following disclaimer.
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#     * Neither the name of Intel Corporation nor the names of its contributors
#       may be used to endorse or promote products derived from this software
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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import os
import sys
from os.path import join

import Cython.Build
import numpy as np
from setuptools import Extension, setup


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:
        raise ValueError("MKLROOT environment variable not set.")

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

    libs = mkl_libraries
    lib_dirs = mkl_library_dirs

    if sys.platform == "win32":
        libs.append("Advapi32")

    Q = (
        "/Q"
        if sys.platform.startswith("win") or sys.platform == "cygwin"
        else "-"
    )
    eca = [Q + "std=c++11"]
    if sys.platform == "linux":
        eca.extend(["-Wno-unused-but-set-variable", "-Wno-unused-function"])

    defs = [
        ("_FILE_OFFSET_BITS", "64"),
        ("_LARGEFILE_SOURCE", "1"),
        ("_LARGEFILE64_SOURCE", "1"),
        ("PY_ARRAY_UNIQUE_SYMBOL", "mkl_random_ext"),
    ]

    exts = [
        Extension(
            "mkl_random.mklrand",
            sources=[
                join("mkl_random", "mklrand.pyx"),
                join("mkl_random", "src", "mkl_distributions.cpp"),
                join("mkl_random", "src", "randomkit.cpp"),
            ],
            depends=[
                join("mkl_random", "src", "mkl_distributions.hpp"),
                join("mkl_random", "src", "randomkit.h"),
                join("mkl_random", "src", "numpy_multiiter_workaround.h"),
            ],
            include_dirs=[join("mkl_random", "src"), np.get_include()]
            + mkl_include_dirs,
            libraries=libs,
            library_dirs=lib_dirs,
            extra_compile_args=eca,
            define_macros=defs + [("NDEBUG", None)],
            language="c++",
        )
    ]

    return exts


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