diff options
Diffstat (limited to 'Lib/sysconfig.py')
| -rw-r--r-- | Lib/sysconfig.py | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/Lib/sysconfig.py b/Lib/sysconfig.py index 9c34be0..9314e71 100644 --- a/Lib/sysconfig.py +++ b/Lib/sysconfig.py @@ -86,8 +86,8 @@ _SCHEME_KEYS = ('stdlib', 'platstdlib', 'purelib', 'platlib', 'include', # FIXME don't rely on sys.version here, its format is an implementation detail # of CPython, use sys.version_info or sys.hexversion _PY_VERSION = sys.version.split()[0] -_PY_VERSION_SHORT = sys.version[:3] -_PY_VERSION_SHORT_NO_DOT = _PY_VERSION[0] + _PY_VERSION[2] +_PY_VERSION_SHORT = '%d.%d' % sys.version_info[:2] +_PY_VERSION_SHORT_NO_DOT = '%d%d' % sys.version_info[:2] _PREFIX = os.path.normpath(sys.prefix) _BASE_PREFIX = os.path.normpath(sys.base_prefix) _EXEC_PREFIX = os.path.normpath(sys.exec_prefix) @@ -215,7 +215,7 @@ def _parse_makefile(filename, vars=None): # Regexes needed for parsing Makefile (and similar syntaxes, # like old-style Setup files). import re - _variable_rx = re.compile("([a-zA-Z][a-zA-Z0-9_]+)\s*=\s*(.*)") + _variable_rx = re.compile(r"([a-zA-Z][a-zA-Z0-9_]+)\s*=\s*(.*)") _findvar1_rx = re.compile(r"\$\(([A-Za-z][A-Za-z0-9_]*)\)") _findvar2_rx = re.compile(r"\${([A-Za-z][A-Za-z0-9_]*)}") @@ -337,8 +337,20 @@ def get_makefile_filename(): config_dir_name = 'config-%s%s' % (_PY_VERSION_SHORT, sys.abiflags) else: config_dir_name = 'config' + if hasattr(sys.implementation, '_multiarch'): + config_dir_name += '-%s' % sys.implementation._multiarch return os.path.join(get_path('stdlib'), config_dir_name, 'Makefile') + +def _get_sysconfigdata_name(): + return os.environ.get('_PYTHON_SYSCONFIGDATA_NAME', + '_sysconfigdata_{abi}_{platform}_{multiarch}'.format( + abi=sys.abiflags, + platform=sys.platform, + multiarch=getattr(sys.implementation, '_multiarch', ''), + )) + + def _generate_posix_vars(): """Generate the Python module containing build-time variables.""" import pprint @@ -379,14 +391,14 @@ def _generate_posix_vars(): # _sysconfigdata module manually and populate it with the build vars. # This is more than sufficient for ensuring the subsequent call to # get_platform() succeeds. - name = '_sysconfigdata' + name = _get_sysconfigdata_name() if 'darwin' in sys.platform: import types module = types.ModuleType(name) module.build_time_vars = vars sys.modules[name] = module - pybuilddir = 'build/lib.%s-%s' % (get_platform(), sys.version[:3]) + pybuilddir = 'build/lib.%s-%s' % (get_platform(), _PY_VERSION_SHORT) if hasattr(sys, "gettotalrefcount"): pybuilddir += '-pydebug' os.makedirs(pybuilddir, exist_ok=True) @@ -405,7 +417,9 @@ def _generate_posix_vars(): def _init_posix(vars): """Initialize the module as appropriate for POSIX systems.""" # _sysconfigdata is generated at build time, see _generate_posix_vars() - from _sysconfigdata import build_time_vars + name = _get_sysconfigdata_name() + _temp = __import__(name, globals(), locals(), ['build_time_vars'], 0) + build_time_vars = _temp.build_time_vars vars.update(build_time_vars) def _init_non_posix(vars): @@ -518,7 +532,7 @@ def get_config_vars(*args): _CONFIG_VARS['exec_prefix'] = _EXEC_PREFIX _CONFIG_VARS['py_version'] = _PY_VERSION _CONFIG_VARS['py_version_short'] = _PY_VERSION_SHORT - _CONFIG_VARS['py_version_nodot'] = _PY_VERSION[0] + _PY_VERSION[2] + _CONFIG_VARS['py_version_nodot'] = _PY_VERSION_SHORT_NO_DOT _CONFIG_VARS['installed_base'] = _BASE_PREFIX _CONFIG_VARS['base'] = _PREFIX _CONFIG_VARS['installed_platbase'] = _BASE_EXEC_PREFIX |