cpython-lru_cache-weakref: Lib/sysconfig.py annotate

annotate Lib/sysconfig.py @ 58765:2ba7677bfa95 legacy-trunk

testCopysign was defined twice in test_math; combine the definitions

author	Mark Dickinson <dickinsm@gmail.com>
date	Sat, 06 Feb 2010 23:11:25 +0000
parents	992cae246a0c
children	adbb37d3d0e5

rev	line source
58450 fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	1 """Provide access to Python's configuration information.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	2
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	3 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	4 import sys
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	5 import os
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	6 from os.path import pardir, abspath
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	7
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	8 _INSTALL_SCHEMES = {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	9 'posix_prefix': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	10 'stdlib': '{base}/lib/python{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	11 'platstdlib': '{platbase}/lib/python{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	12 'purelib': '{base}/lib/python{py_version_short}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	13 'platlib': '{platbase}/lib/python{py_version_short}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	14 'include': '{base}/include/python{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	15 'platinclude': '{platbase}/include/python{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	16 'scripts': '{base}/bin',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	17 'data': '{base}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	18 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	19 'posix_home': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	20 'stdlib': '{base}/lib/python',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	21 'platstdlib': '{base}/lib/python',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	22 'purelib': '{base}/lib/python',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	23 'platlib': '{base}/lib/python',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	24 'include': '{base}/include/python',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	25 'platinclude': '{base}/include/python',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	26 'scripts': '{base}/bin',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	27 'data' : '{base}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	28 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	29 'nt': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	30 'stdlib': '{base}/Lib',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	31 'platstdlib': '{base}/Lib',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	32 'purelib': '{base}/Lib/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	33 'platlib': '{base}/Lib/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	34 'include': '{base}/Include',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	35 'platinclude': '{base}/Include',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	36 'scripts': '{base}/Scripts',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	37 'data' : '{base}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	38 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	39 'os2': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	40 'stdlib': '{base}/Lib',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	41 'platstdlib': '{base}/Lib',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	42 'purelib': '{base}/Lib/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	43 'platlib': '{base}/Lib/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	44 'include': '{base}/Include',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	45 'platinclude': '{base}/Include',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	46 'scripts': '{base}/Scripts',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	47 'data' : '{base}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	48 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	49 'os2_home': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	50 'stdlib': '{userbase}/lib/python/{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	51 'platstdlib': '{userbase}/lib/python/{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	52 'purelib': '{userbase}/lib/python/{py_version_short}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	53 'platlib': '{userbase}/lib/python/{py_version_short}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	54 'include': '{userbase}/include/python{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	55 'scripts': '{userbase}/bin',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	56 'data' : '{userbase}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	57 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	58 'nt_user': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	59 'stdlib': '{userbase}/Python{py_version_nodot}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	60 'platstdlib': '{userbase}/Python{py_version_nodot}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	61 'purelib': '{userbase}/Python{py_version_nodot}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	62 'platlib': '{userbase}/Python{py_version_nodot}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	63 'include': '{userbase}/Python{py_version_nodot}/Include',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	64 'scripts': '{userbase}/Scripts',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	65 'data' : '{userbase}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	66 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	67 'posix_user': {
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	68 'stdlib': '{userbase}/lib/python/{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	69 'platstdlib': '{userbase}/lib/python/{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	70 'purelib': '{userbase}/lib/python/{py_version_short}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	71 'platlib': '{userbase}/lib/python/{py_version_short}/site-packages',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	72 'include': '{userbase}/include/python{py_version_short}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	73 'scripts': '{userbase}/bin',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	74 'data' : '{userbase}',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	75 },
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	76 }
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	77
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	78 _SCHEME_KEYS = ('stdlib', 'platstdlib', 'purelib', 'platlib', 'include',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	79 'scripts', 'data')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	80 _PY_VERSION = sys.version.split()[0]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	81 _PY_VERSION_SHORT = sys.version[:3]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	82 _PY_VERSION_SHORT_NO_DOT = _PY_VERSION[0] + _PY_VERSION[2]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	83 _PREFIX = os.path.normpath(sys.prefix)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	84 _EXEC_PREFIX = os.path.normpath(sys.exec_prefix)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	85 _CONFIG_VARS = None
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	86 _USER_BASE = None
58496 6208836fedf9 switched the call order so this call works without suffering from issue #7774 Tarek Ziadé <ziade.tarek@gmail.com> parents: 58450 diff changeset	87 _PROJECT_BASE = abspath(os.path.dirname(sys.executable))
58450 fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	88
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	89 if os.name == "nt" and "pcbuild" in _PROJECT_BASE[-8:].lower():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	90 _PROJECT_BASE = abspath(os.path.join(_PROJECT_BASE, pardir))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	91 # PC/VS7.1
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	92 if os.name == "nt" and "\\pc\\v" in _PROJECT_BASE[-10:].lower():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	93 _PROJECT_BASE = abspath(os.path.join(_PROJECT_BASE, pardir, pardir))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	94 # PC/AMD64
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	95 if os.name == "nt" and "\\pcbuild\\amd64" in _PROJECT_BASE[-14:].lower():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	96 _PROJECT_BASE = abspath(os.path.join(_PROJECT_BASE, pardir, pardir))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	97
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	98 def is_python_build():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	99 for fn in ("Setup.dist", "Setup.local"):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	100 if os.path.isfile(os.path.join(_PROJECT_BASE, "Modules", fn)):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	101 return True
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	102 return False
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	103
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	104 _PYTHON_BUILD = is_python_build()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	105
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	106 if _PYTHON_BUILD:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	107 for scheme in ('posix_prefix', 'posix_home'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	108 _INSTALL_SCHEMES[scheme]['include'] = '{projectbase}/Include'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	109 _INSTALL_SCHEMES[scheme]['platinclude'] = '{srcdir}'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	110
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	111 def _subst_vars(s, local_vars):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	112 try:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	113 return s.format(**local_vars)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	114 except KeyError:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	115 try:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	116 return s.format(**os.environ)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	117 except KeyError, var:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	118 raise AttributeError('{%s}' % var)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	119
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	120 def _extend_dict(target_dict, other_dict):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	121 target_keys = target_dict.keys()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	122 for key, value in other_dict.items():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	123 if key in target_keys:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	124 continue
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	125 target_dict[key] = value
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	126
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	127 def _expand_vars(scheme, vars):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	128 res = {}
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	129 if vars is None:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	130 vars = {}
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	131 _extend_dict(vars, get_config_vars())
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	132
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	133 for key, value in _INSTALL_SCHEMES[scheme].items():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	134 if os.name in ('posix', 'nt'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	135 value = os.path.expanduser(value)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	136 res[key] = os.path.normpath(_subst_vars(value, vars))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	137 return res
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	138
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	139 def _get_default_scheme():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	140 if os.name == 'posix':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	141 # the default scheme for posix is posix_prefix
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	142 return 'posix_prefix'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	143 return os.name
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	144
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	145 def _getuserbase():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	146 env_base = os.environ.get("PYTHONUSERBASE", None)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	147 def joinuser(*args):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	148 return os.path.expanduser(os.path.join(*args))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	149
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	150 # what about 'os2emx', 'riscos' ?
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	151 if os.name == "nt":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	152 base = os.environ.get("APPDATA") or "~"
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	153 return env_base if env_base else joinuser(base, "Python")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	154
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	155 return env_base if env_base else joinuser("~", ".local")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	156
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	157
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	158 def _parse_makefile(filename, vars=None):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	159 """Parse a Makefile-style file.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	160
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	161 A dictionary containing name/value pairs is returned. If an
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	162 optional dictionary is passed in as the second argument, it is
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	163 used instead of a new dictionary.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	164 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	165 import re
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	166 # Regexes needed for parsing Makefile (and similar syntaxes,
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	167 # like old-style Setup files).
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	168 _variable_rx = re.compile("([a-zA-Z][a-zA-Z0-9_]+)\s=\s(.*)")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	169 _findvar1_rx = re.compile(r"\$$([A-Za-z][A-Za-z0-9_]*)$")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	170 _findvar2_rx = re.compile(r"\${([A-Za-z][A-Za-z0-9_]*)}")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	171
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	172 if vars is None:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	173 vars = {}
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	174 done = {}
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	175 notdone = {}
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	176
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	177 with open(filename) as f:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	178 lines = f.readlines()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	179
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	180 for line in lines:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	181 if line.startswith('#') or line.strip() == '':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	182 continue
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	183 m = _variable_rx.match(line)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	184 if m:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	185 n, v = m.group(1, 2)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	186 v = v.strip()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	187 # `$$' is a literal `$' in make
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	188 tmpv = v.replace('$$', '')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	189
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	190 if "$" in tmpv:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	191 notdone[n] = v
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	192 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	193 try:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	194 v = int(v)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	195 except ValueError:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	196 # insert literal `$'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	197 done[n] = v.replace('$$', '$')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	198 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	199 done[n] = v
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	200
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	201 # do variable interpolation here
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	202 while notdone:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	203 for name in notdone.keys():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	204 value = notdone[name]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	205 m = _findvar1_rx.search(value) or _findvar2_rx.search(value)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	206 if m:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	207 n = m.group(1)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	208 found = True
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	209 if n in done:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	210 item = str(done[n])
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	211 elif n in notdone:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	212 # get it on a subsequent round
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	213 found = False
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	214 elif n in os.environ:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	215 # do it like make: fall back to environment
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	216 item = os.environ[n]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	217 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	218 done[n] = item = ""
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	219 if found:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	220 after = value[m.end():]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	221 value = value[:m.start()] + item + after
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	222 if "$" in after:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	223 notdone[name] = value
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	224 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	225 try: value = int(value)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	226 except ValueError:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	227 done[name] = value.strip()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	228 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	229 done[name] = value
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	230 del notdone[name]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	231 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	232 # bogus variable reference; just drop it since we can't deal
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	233 del notdone[name]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	234 # save the results in the global dictionary
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	235 vars.update(done)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	236 return vars
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	237
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	238
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	239 def _get_makefile_filename():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	240 if _PYTHON_BUILD:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	241 return os.path.join(_PROJECT_BASE, "Makefile")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	242 return os.path.join(get_path('stdlib'), "config", "Makefile")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	243
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	244
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	245 def _init_posix(vars):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	246 """Initialize the module as appropriate for POSIX systems."""
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	247 # load the installed Makefile:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	248 makefile = _get_makefile_filename()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	249 try:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	250 _parse_makefile(makefile, vars)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	251 except IOError, e:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	252 msg = "invalid Python installation: unable to open %s" % makefile
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	253 if hasattr(e, "strerror"):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	254 msg = msg + " (%s)" % e.strerror
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	255 raise IOError(msg)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	256
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	257 # load the installed pyconfig.h:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	258 config_h = get_config_h_filename()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	259 try:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	260 parse_config_h(open(config_h), vars)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	261 except IOError, e:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	262 msg = "invalid Python installation: unable to open %s" % config_h
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	263 if hasattr(e, "strerror"):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	264 msg = msg + " (%s)" % e.strerror
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	265 raise IOError(msg)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	266
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	267 # On MacOSX we need to check the setting of the environment variable
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	268 # MACOSX_DEPLOYMENT_TARGET: configure bases some choices on it so
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	269 # it needs to be compatible.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	270 # If it isn't set we set it to the configure-time value
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	271 if sys.platform == 'darwin' and 'MACOSX_DEPLOYMENT_TARGET' in vars:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	272 cfg_target = vars['MACOSX_DEPLOYMENT_TARGET']
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	273 cur_target = os.getenv('MACOSX_DEPLOYMENT_TARGET', '')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	274 if cur_target == '':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	275 cur_target = cfg_target
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	276 os.putenv('MACOSX_DEPLOYMENT_TARGET', cfg_target)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	277 elif map(int, cfg_target.split('.')) > map(int, cur_target.split('.')):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	278 msg = ('$MACOSX_DEPLOYMENT_TARGET mismatch: now "%s" but "%s" '
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	279 'during configure' % (cur_target, cfg_target))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	280 raise IOError(msg)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	281
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	282 # On AIX, there are wrong paths to the linker scripts in the Makefile
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	283 # -- these paths are relative to the Python source, but when installed
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	284 # the scripts are in another directory.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	285 if _PYTHON_BUILD:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	286 vars['LDSHARED'] = vars['BLDSHARED']
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	287
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	288 def _init_non_posix(vars):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	289 """Initialize the module as appropriate for NT"""
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	290 # set basic install directories
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	291 vars['LIBDEST'] = get_path('stdlib')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	292 vars['BINLIBDEST'] = get_path('platstdlib')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	293 vars['INCLUDEPY'] = get_path('include')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	294 vars['SO'] = '.pyd'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	295 vars['EXE'] = '.exe'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	296 vars['VERSION'] = _PY_VERSION_SHORT_NO_DOT
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	297 vars['BINDIR'] = os.path.dirname(os.path.abspath(sys.executable))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	298
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	299 #
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	300 # public APIs
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	301 #
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	302
58646 f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	303
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	304 def parse_config_h(fp, vars=None):
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	305 """Parse a config.h-style file.
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	306
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	307 A dictionary containing name/value pairs is returned. If an
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	308 optional dictionary is passed in as the second argument, it is
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	309 used instead of a new dictionary.
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	310 """
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	311 import re
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	312 if vars is None:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	313 vars = {}
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	314 define_rx = re.compile("#define ([A-Z][A-Za-z0-9_]+) (.*)\n")
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	315 undef_rx = re.compile("/[] #undef ([A-Z][A-Za-z0-9_]+) []/\n")
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	316
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	317 while True:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	318 line = fp.readline()
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	319 if not line:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	320 break
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	321 m = define_rx.match(line)
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	322 if m:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	323 n, v = m.group(1, 2)
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	324 try: v = int(v)
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	325 except ValueError: pass
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	326 vars[n] = v
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	327 else:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	328 m = undef_rx.match(line)
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	329 if m:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	330 vars[m.group(1)] = 0
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	331 return vars
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	332
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	333 def get_config_h_filename():
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	334 """Returns the path of pyconfig.h."""
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	335 if _PYTHON_BUILD:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	336 if os.name == "nt":
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	337 inc_dir = os.path.join(_PROJECT_BASE, "PC")
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	338 else:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	339 inc_dir = _PROJECT_BASE
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	340 else:
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	341 inc_dir = get_path('platinclude')
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	342 return os.path.join(inc_dir, 'pyconfig.h')
f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	343
58450 fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	344 def get_scheme_names():
58646 f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	345 """Returns a tuple containing the schemes names."""
58648 992cae246a0c sysconfig.get_scheme_names now returns a sorted tuple Tarek Ziadé <ziade.tarek@gmail.com> parents: 58646 diff changeset	346 schemes = _INSTALL_SCHEMES.keys()
992cae246a0c sysconfig.get_scheme_names now returns a sorted tuple Tarek Ziadé <ziade.tarek@gmail.com> parents: 58646 diff changeset	347 schemes.sort()
992cae246a0c sysconfig.get_scheme_names now returns a sorted tuple Tarek Ziadé <ziade.tarek@gmail.com> parents: 58646 diff changeset	348 return tuple(schemes)
58450 fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	349
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	350 def get_path_names():
58646 f3f08ee83c55 module reorganization + missing doctests Tarek Ziadé <ziade.tarek@gmail.com> parents: 58496 diff changeset	351 """Returns a tuple containing the paths names."""
58450 fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	352 return _SCHEME_KEYS
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	353
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	354 def get_paths(scheme=_get_default_scheme(), vars=None, expand=True):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	355 """Returns a mapping containing an install scheme.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	356
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	357 ``scheme`` is the install scheme name. If not provided, it will
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	358 return the default scheme for the current platform.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	359 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	360 if expand:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	361 return _expand_vars(scheme, vars)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	362 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	363 return _INSTALL_SCHEMES[scheme]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	364
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	365 def get_path(name, scheme=_get_default_scheme(), vars=None, expand=True):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	366 """Returns a path corresponding to the scheme.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	367
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	368 ``scheme`` is the install scheme name.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	369 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	370 return get_paths(scheme, vars, expand)[name]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	371
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	372 def get_config_vars(*args):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	373 """With no arguments, return a dictionary of all configuration
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	374 variables relevant for the current platform.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	375
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	376 On Unix, this means every variable defined in Python's installed Makefile;
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	377 On Windows and Mac OS it's a much smaller set.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	378
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	379 With arguments, return a list of values that result from looking up
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	380 each argument in the configuration variable dictionary.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	381 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	382 import re
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	383 global _CONFIG_VARS
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	384 if _CONFIG_VARS is None:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	385 _CONFIG_VARS = {}
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	386 # Normalized versions of prefix and exec_prefix are handy to have;
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	387 # in fact, these are the standard versions used most places in the
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	388 # Distutils.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	389 _CONFIG_VARS['prefix'] = _PREFIX
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	390 _CONFIG_VARS['exec_prefix'] = _EXEC_PREFIX
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	391 _CONFIG_VARS['py_version'] = _PY_VERSION
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	392 _CONFIG_VARS['py_version_short'] = _PY_VERSION_SHORT
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	393 _CONFIG_VARS['py_version_nodot'] = _PY_VERSION[0] + _PY_VERSION[2]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	394 _CONFIG_VARS['base'] = _PREFIX
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	395 _CONFIG_VARS['platbase'] = _EXEC_PREFIX
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	396 _CONFIG_VARS['userbase'] = _getuserbase()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	397 _CONFIG_VARS['projectbase'] = _PROJECT_BASE
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	398
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	399 if os.name in ('nt', 'os2'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	400 _init_non_posix(_CONFIG_VARS)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	401 if os.name == 'posix':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	402 _init_posix(_CONFIG_VARS)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	403
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	404 if 'srcdir' not in _CONFIG_VARS:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	405 _CONFIG_VARS['srcdir'] = _PROJECT_BASE
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	406
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	407 # Convert srcdir into an absolute path if it appears necessary.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	408 # Normally it is relative to the build directory. However, during
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	409 # testing, for example, we might be running a non-installed python
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	410 # from a different directory.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	411 if _PYTHON_BUILD and os.name == "posix":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	412 base = _PROJECT_BASE
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	413 if (not os.path.isabs(_CONFIG_VARS['srcdir']) and
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	414 base != os.getcwd()):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	415 # srcdir is relative and we are not in the same directory
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	416 # as the executable. Assume executable is in the build
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	417 # directory and make srcdir absolute.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	418 srcdir = os.path.join(base, _CONFIG_VARS['srcdir'])
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	419 _CONFIG_VARS['srcdir'] = os.path.normpath(srcdir)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	420
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	421 if sys.platform == 'darwin':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	422 kernel_version = os.uname()[2] # Kernel version (8.4.3)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	423 major_version = int(kernel_version.split('.')[0])
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	424
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	425 if major_version < 8:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	426 # On Mac OS X before 10.4, check if -arch and -isysroot
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	427 # are in CFLAGS or LDFLAGS and remove them if they are.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	428 # This is needed when building extensions on a 10.3 system
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	429 # using a universal build of python.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	430 for key in ('LDFLAGS', 'BASECFLAGS',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	431 # a number of derived variables. These need to be
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	432 # patched up as well.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	433 'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	434 flags = _CONFIG_VARS[key]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	435 flags = re.sub('-arch\s+\w+\s', ' ', flags)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	436 flags = re.sub('-isysroot [^ \t]*', ' ', flags)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	437 _CONFIG_VARS[key] = flags
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	438 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	439 # Allow the user to override the architecture flags using
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	440 # an environment variable.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	441 # NOTE: This name was introduced by Apple in OSX 10.5 and
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	442 # is used by several scripting languages distributed with
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	443 # that OS release.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	444 if 'ARCHFLAGS' in os.environ:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	445 arch = os.environ['ARCHFLAGS']
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	446 for key in ('LDFLAGS', 'BASECFLAGS',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	447 # a number of derived variables. These need to be
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	448 # patched up as well.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	449 'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	450
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	451 flags = _CONFIG_VARS[key]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	452 flags = re.sub('-arch\s+\w+\s', ' ', flags)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	453 flags = flags + ' ' + arch
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	454 _CONFIG_VARS[key] = flags
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	455
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	456 # If we're on OSX 10.5 or later and the user tries to
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	457 # compiles an extension using an SDK that is not present
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	458 # on the current machine it is better to not use an SDK
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	459 # than to fail.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	460 #
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	461 # The major usecase for this is users using a Python.org
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	462 # binary installer on OSX 10.6: that installer uses
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	463 # the 10.4u SDK, but that SDK is not installed by default
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	464 # when you install Xcode.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	465 #
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	466 CFLAGS = _CONFIG_VARS.get('CFLAGS', '')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	467 m = re.search('-isysroot\s+(\S+)', CFLAGS)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	468 if m is not None:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	469 sdk = m.group(1)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	470 if not os.path.exists(sdk):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	471 for key in ('LDFLAGS', 'BASECFLAGS',
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	472 # a number of derived variables. These need to be
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	473 # patched up as well.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	474 'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	475
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	476 flags = _CONFIG_VARS[key]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	477 flags = re.sub('-isysroot\s+\S+(\s\|$)', ' ', flags)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	478 _CONFIG_VARS[key] = flags
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	479
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	480 if args:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	481 vals = []
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	482 for name in args:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	483 vals.append(_CONFIG_VARS.get(name))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	484 return vals
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	485 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	486 return _CONFIG_VARS
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	487
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	488 def get_config_var(name):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	489 """Return the value of a single variable using the dictionary returned by
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	490 'get_config_vars()'.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	491
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	492 Equivalent to get_config_vars().get(name)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	493 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	494 return get_config_vars().get(name)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	495
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	496 def get_platform():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	497 """Return a string that identifies the current platform.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	498
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	499 This is used mainly to distinguish platform-specific build directories and
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	500 platform-specific built distributions. Typically includes the OS name
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	501 and version and the architecture (as supplied by 'os.uname()'),
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	502 although the exact information included depends on the OS; eg. for IRIX
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	503 the architecture isn't particularly important (IRIX only runs on SGI
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	504 hardware), but for Linux the kernel version isn't particularly
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	505 important.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	506
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	507 Examples of returned values:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	508 linux-i586
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	509 linux-alpha (?)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	510 solaris-2.6-sun4u
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	511 irix-5.3
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	512 irix64-6.2
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	513
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	514 Windows will return one of:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	515 win-amd64 (64bit Windows on AMD64 (aka x86_64, Intel64, EM64T, etc)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	516 win-ia64 (64bit Windows on Itanium)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	517 win32 (all others - specifically, sys.platform is returned)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	518
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	519 For other non-POSIX platforms, currently just returns 'sys.platform'.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	520 """
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	521 import re
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	522 if os.name == 'nt':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	523 # sniff sys.version for architecture.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	524 prefix = " bit ("
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	525 i = sys.version.find(prefix)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	526 if i == -1:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	527 return sys.platform
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	528 j = sys.version.find(")", i)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	529 look = sys.version[i+len(prefix):j].lower()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	530 if look == 'amd64':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	531 return 'win-amd64'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	532 if look == 'itanium':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	533 return 'win-ia64'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	534 return sys.platform
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	535
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	536 if os.name != "posix" or not hasattr(os, 'uname'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	537 # XXX what about the architecture? NT is Intel or Alpha,
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	538 # Mac OS is M68k or PPC, etc.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	539 return sys.platform
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	540
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	541 # Try to distinguish various flavours of Unix
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	542 osname, host, release, version, machine = os.uname()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	543
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	544 # Convert the OS name to lowercase, remove '/' characters
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	545 # (to accommodate BSD/OS), and translate spaces (for "Power Macintosh")
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	546 osname = osname.lower().replace('/', '')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	547 machine = machine.replace(' ', '_')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	548 machine = machine.replace('/', '-')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	549
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	550 if osname[:5] == "linux":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	551 # At least on Linux/Intel, 'machine' is the processor --
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	552 # i386, etc.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	553 # XXX what about Alpha, SPARC, etc?
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	554 return "%s-%s" % (osname, machine)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	555 elif osname[:5] == "sunos":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	556 if release[0] >= "5": # SunOS 5 == Solaris 2
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	557 osname = "solaris"
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	558 release = "%d.%s" % (int(release[0]) - 3, release[2:])
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	559 # fall through to standard osname-release-machine representation
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	560 elif osname[:4] == "irix": # could be "irix64"!
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	561 return "%s-%s" % (osname, release)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	562 elif osname[:3] == "aix":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	563 return "%s-%s.%s" % (osname, version, release)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	564 elif osname[:6] == "cygwin":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	565 osname = "cygwin"
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	566 rel_re = re.compile (r'[\d.]+')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	567 m = rel_re.match(release)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	568 if m:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	569 release = m.group()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	570 elif osname[:6] == "darwin":
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	571 #
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	572 # For our purposes, we'll assume that the system version from
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	573 # distutils' perspective is what MACOSX_DEPLOYMENT_TARGET is set
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	574 # to. This makes the compatibility story a bit more sane because the
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	575 # machine is going to compile and link as if it were
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	576 # MACOSX_DEPLOYMENT_TARGET.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	577 cfgvars = get_config_vars()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	578 macver = os.environ.get('MACOSX_DEPLOYMENT_TARGET')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	579 if not macver:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	580 macver = cfgvars.get('MACOSX_DEPLOYMENT_TARGET')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	581
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	582 if 1:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	583 # Always calculate the release of the running machine,
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	584 # needed to determine if we can build fat binaries or not.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	585
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	586 macrelease = macver
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	587 # Get the system version. Reading this plist is a documented
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	588 # way to get the system version (see the documentation for
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	589 # the Gestalt Manager)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	590 try:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	591 f = open('/System/Library/CoreServices/SystemVersion.plist')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	592 except IOError:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	593 # We're on a plain darwin box, fall back to the default
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	594 # behaviour.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	595 pass
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	596 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	597 m = re.search(
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	598 r'<key>ProductUserVisibleVersion</key>\s*' +
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	599 r'<string>(.*?)</string>', f.read())
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	600 f.close()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	601 if m is not None:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	602 macrelease = '.'.join(m.group(1).split('.')[:2])
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	603 # else: fall back to the default behaviour
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	604
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	605 if not macver:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	606 macver = macrelease
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	607
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	608 if macver:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	609 release = macver
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	610 osname = "macosx"
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	611
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	612 if (macrelease + '.') >= '10.4.' and \
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	613 '-arch' in get_config_vars().get('CFLAGS', '').strip():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	614 # The universal build will build fat binaries, but not on
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	615 # systems before 10.4
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	616 #
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	617 # Try to detect 4-way universal builds, those have machine-type
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	618 # 'universal' instead of 'fat'.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	619
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	620 machine = 'fat'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	621 cflags = get_config_vars().get('CFLAGS')
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	622
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	623 archs = re.findall('-arch\s+(\S+)', cflags)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	624 archs.sort()
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	625 archs = tuple(archs)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	626
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	627 if len(archs) == 1:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	628 machine = archs[0]
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	629 elif archs == ('i386', 'ppc'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	630 machine = 'fat'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	631 elif archs == ('i386', 'x86_64'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	632 machine = 'intel'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	633 elif archs == ('i386', 'ppc', 'x86_64'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	634 machine = 'fat3'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	635 elif archs == ('ppc64', 'x86_64'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	636 machine = 'fat64'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	637 elif archs == ('i386', 'ppc', 'ppc64', 'x86_64'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	638 machine = 'universal'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	639 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	640 raise ValueError(
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	641 "Don't know machine value for archs=%r"%(archs,))
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	642
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	643 elif machine == 'i386':
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	644 # On OSX the machine type returned by uname is always the
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	645 # 32-bit variant, even if the executable architecture is
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	646 # the 64-bit variant
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	647 if sys.maxint >= 2**32:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	648 machine = 'x86_64'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	649
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	650 elif machine in ('PowerPC', 'Power_Macintosh'):
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	651 # Pick a sane name for the PPC architecture.
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	652 # See 'i386' case
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	653 if sys.maxint >= 2**32:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	654 machine = 'ppc64'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	655 else:
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	656 machine = 'ppc'
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	657
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	658 return "%s-%s-%s" % (osname, release, machine)
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	659
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	660
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	661 def get_python_version():
fa69e891edf4 taking sysconfig out of distutils Tarek Ziadé <ziade.tarek@gmail.com> parents: diff changeset	662 return _PY_VERSION_SHORT

Mercurial > cpython-lru_cache-weakref

annotate Lib/sysconfig.py @ 58765:2ba7677bfa95 legacy-trunk