setup.py

#-*- coding: utf8 -*-
import os
import sys
from distutils.core import setup

VERSION = '0.3.1-alpha-1'
setup_kwds = {}


###############################################################################
#                       Find and configure extensions
###############################################################################
def find_pyx():
    '''Return a list of all Cython scripts'''

    # Find files
    out = []
    for base, dirs, files in os.walk(os.path.join(os.getcwd(), 'src')):
        out.extend([os.path.join(base, f)
                    for f in files if f.endswith('.pyx')])

    # Remove cwd from path
    N = len(os.getcwd()) + 5
    out = [f[N:] for f in out]

    return out


def find_pure():
    '''Return a list of all .pxd files related to pure-python scripts'''

    # Find files
    out = []
    for base, dirs, files in os.walk(os.path.join(os.getcwd(), 'src')):
        out.extend([os.path.join(base, f)
                    for f in files if f.endswith('.pxd')])

    # Remove non-compilable files
    aux = []
    for f in out:
        with open(f) as F:
            line = F.readline()
        if line.startswith('#:'):
            if 'no-compile' in line:
                continue
        if os.path.exists(f[:-4] + '.py'):
            aux.append(f)
    out = aux

    # Remove cwd from path
    N = len(os.getcwd()) + 5
    out = [f[N:-4] + '.py' for f in out]

    return out


def get_extensions():
    '''Uses information on all pure-python scripts and all Cython scripts
    to create the extension objects'''

    from distutils.extension import Extension
    win_platforms = ['win32', 'cygwin']

    exts = []
    for path in find_pyx() + find_pure():
        base, fname = os.path.split(path)
        ext_name = os.path.splitext(path)[0].replace(os.path.sep, '.')
        includes = ['src/%s' % base]
        if base != 'mathtools':
            includes.append('src/mathtools')

        ext = Extension(
            ext_name,
            ["src/%s" % path],
            libraries=(
                [] if sys.platform in win_platforms else ['m']),
            include_dirs=includes)

        exts.append(ext)

    return exts

###############################################################################
#                          Configure environment
###############################################################################

# Test if installation can compile extensions and configure them
# Currently only cpython accepts extensions
try:
    from Cython.Distutils import build_ext
except ImportError:
    # Ignore missing cython in alternative implementation
    if not (sys.platform.startswith('java') or sys.platform.startswith(
            'cli') or 'PyPy' in sys.version):
        raise
else:
    extensions = get_extensions()
    setup_kwds.update(
        cmdclass={
            "build_ext": build_ext},
        ext_modules=get_extensions())


##########################################################################
# Main configuration script
##########################################################################
setup(name='FGAme',
      version=VERSION,
      description='A game engine for 2D physics',
      author='Fábio Macêdo Mendes',
      author_email='fabiomacedomendes@gmail.com',
      url='https://github.com/fabiommendes/FGAme',
      long_description=(
          r'''A game engine for 2D physics. FGAme was developed for a course on computer
games physics. Simplicity and ease to use were valued more than raw performance
and fancy graphics.

Main features:
  * AABB's, Circle and Convex Polygons collisions.
  * Backend agnostic (Pygame and sdl2 are supported, for now).
'''),
      classifiers=[
          'Development Status :: 3 - Alpha',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: GNU General Public License (GPL)',
          'Operating System :: POSIX',
          'Programming Language :: Python',
          'Topic :: Software Development :: Libraries',
      ],
      package_dir={'': 'src'},
      packages=['FGAme', 'FGAme.app', 'FGAme.backends', 'FGAme.core',
                'FGAme.demos', 'FGAme.demos.simulations', 'FGAme.demos.games',
                'FGAme.draw', 'FGAme.extra', 'FGAme.physics', 'FGAme.objects', 'FGAme.util',
                'mathtools', 'mathtools.base', 'mathtools.shapes',
                ],
      license='GPL',
      requires=['pygame'],
      **setup_kwds
      )