setup.py

#! /usr/bin/env python

import sys, os, glob, platform

# workaround segfaults on openbsd and RHEL 3 / CentOS 3 . see
# https://bitbucket.org/ambroff/greenlet/issue/11/segfault-on-openbsd-i386
# https://github.com/python-greenlet/greenlet/issues/4
if ((sys.platform == "openbsd4" and os.uname()[-1] == "i386")
    or ("-with-redhat-3." in platform.platform() and platform.machine() == 'i686')):
    os.environ["CFLAGS"] = ("%s %s" % (os.environ.get("CFLAGS", ""), "-Os")).lstrip()

try:
    if not (sys.modules.get("setuptools")
            or "develop" in sys.argv
            or "bdist_egg" in sys.argv
            or "test" in sys.argv):
        raise ImportError()
    from setuptools import setup, Extension
    setuptools_args = dict(test_suite='tests.test_collector', zip_safe=False)
except ImportError:
    from distutils.core import setup, Extension
    setuptools_args = dict()


def _find_platform_headers():
    return glob.glob("platform/switch_*.h")

if sys.platform == 'win32' and '64 bit' in sys.version:
    # this works when building with msvc, not with 64 bit gcc
    # switch_x64_masm.obj can be created with setup_switch_x64_masm.cmd
    extra_objects = ['platform/switch_x64_masm.obj']
else:
    extra_objects = []

extension = Extension(
    name='greenlet',
    sources=['greenlet.c'],
    extra_objects=extra_objects,
    depends=['greenlet.h', 'slp_platformselect.h'] + _find_platform_headers())

from my_build_ext import build_ext


setup(
    name="greenlet",
    version='0.3.4',
    description='Lightweight in-process concurrent programming',
    long_description=open("README.rst").read(),
    maintainer="Ralf Schmitt",
    maintainer_email="ralf@systemexit.de",
    url="https://github.com/python-greenlet/greenlet",
    license="MIT License",
    platforms=['any'],
    headers=['greenlet.h'],
    ext_modules=[extension],
    cmdclass=dict(build_ext=build_ext),
    classifiers=[
        'Intended Audience :: Developers',
        'License :: OSI Approved :: MIT License',
        'Natural Language :: English',
        'Programming Language :: C',
        'Programming Language :: Python',
        'Programming Language :: Python :: 2',
        'Programming Language :: Python :: 2.4',
        'Programming Language :: Python :: 2.5',
        'Programming Language :: Python :: 2.6',
        'Programming Language :: Python :: 2.7',
        'Programming Language :: Python :: 3',
        'Programming Language :: Python :: 3.0',
        'Programming Language :: Python :: 3.1',
        'Programming Language :: Python :: 3.2',
        'Operating System :: OS Independent',
        'Topic :: Software Development :: Libraries :: Python Modules'],
    **setuptools_args)