def install():
    ext = []
    kwargs = {
        "name": "sizer",
        "version": "0.1.1",
        "description": "Memory profiler",
        "author": "Nick Smallbone",
        "author_email": "nick.smallbone@gmail.com",
        "url": "http://pysizer.8325.org",
        "packages": ["sizer", "sizer.cpython"],
        "package_dir": {"sizer": "src"},
        "ext_modules": ext
    }

    from distutils.core import setup, Extension

    try:
        from Pyrex.Distutils import build_ext
        
        # Hack for Pyrex versions which define swig_sources
        # to only take two parameters.
        class my_build_ext(build_ext):
            def swig_sources(self, sources, ext = None):
                return build_ext.swig_sources(self, sources)
                
        kwargs["cmdclass"] = {"build_ext": my_build_ext}
        ext.append(
            Extension("sizer.cpython.crules", 
                      ["src/cpython/crules.pyx"]))
    except ImportError:
        import warnings
        print "Can't find Pyrex, so some types won't be counted accurately"

    ext.append(
        Extension("sizer.cpython.utils",
                  ["src/cpython/utils.c"]))

    setup(**kwargs)

if __name__ == "__main__":
    install()