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import os

import platform

import setuptools

system = platform.uname().system

CFLAGS = ['-O2']

if system == 'AIX':

CFLAGS.extend(['-qlanglvl=stdc99', '-qchars'])

elif system == 'SUNOS':

CFLAGS.extend(['-xc99']) # -xchar=s is the default

elif system != 'Windows':

CFLAGS.extend(['-std=c99', '-fsigned-char', '-Wall',

'-Wsign-compare', '-Wconversion'])

with open(os.path.join(

os.path.dirname(__file__), 'immutables', '_version.py')) as f:

for line in f:

if line.startswith('__version__ ='):

_, _, version = line.partition('=')

VERSION = version.strip(" \n'\"")

break

else:

raise RuntimeError(

'unable to read the version from immutables/_version.py')

if platform.python_implementation() == 'CPython':

if os.environ.get("DEBUG_IMMUTABLES") == '1':

define_macros = []

undef_macros = ['NDEBUG']

else:

define_macros = [('NDEBUG', '1')]

undef_macros = []

ext_modules = [

setuptools.Extension(

"immutables._map",

["immutables/_map.c"],

extra_compile_args=CFLAGS,

define_macros=define_macros,

undef_macros=undef_macros)

]

else:

ext_modules = []

setuptools.setup(

version=VERSION,

ext_modules=ext_modules,

)