pypy / lib-python / 3.2 / distutils /

Philip Jenvey b603d94 

Philip Jenvey 19a423e 
Philip Jenvey b603d94 
"""PyPy's minimal configuration information.

import sys
import os
import imp

from distutils.errors import DistutilsPlatformError

PREFIX = os.path.normpath(sys.prefix)
project_base = os.path.dirname(os.path.abspath(sys.executable))
python_build = False

def get_python_inc(plat_specific=0, prefix=None):
    from os.path import join as j
    return j(sys.prefix, 'include')

def get_python_version():
    """Return a string containing the major and minor Python version,
    leaving off the patchlevel.  Sample return values could be '1.5'
    or '2.2'.
    return sys.version[:3]

def get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
    """Return the directory containing the Python library (standard or
    site additions).

    If 'plat_specific' is true, return the directory containing
    platform-specific modules, i.e. any module from a non-pure-Python
    module distribution; otherwise, return the platform-shared library
    directory.  If 'standard_lib' is true, return the directory
    containing standard Python library modules; otherwise, return the
    directory for site-specific modules.

    If 'prefix' is supplied, use it instead of sys.prefix or
    sys.exec_prefix -- i.e., ignore 'plat_specific'.
    if prefix is None:
        prefix = PREFIX
    if standard_lib:
        return os.path.join(prefix, "lib-python", get_python_version())
    return os.path.join(prefix, 'site-packages')

_config_vars = None

def _get_so_extension():
    for ext, mod, typ in imp.get_suffixes():
        if typ == imp.C_EXTENSION:
            return ext

def _init_posix():
    """Initialize the module as appropriate for POSIX systems."""
    g = {}
    g['EXE'] = ""
    g['SO'] = _get_so_extension() or ".so"
    g['SOABI'] = g['SO'].rsplit('.')[0]
    g['LIBDIR'] = os.path.join(sys.prefix, 'lib')

    global _config_vars
    _config_vars = g

def _init_nt():
    """Initialize the module as appropriate for NT"""
    g = {}
    g['EXE'] = ".exe"
    g['SO'] = _get_so_extension() or ".pyd"
    g['SOABI'] = g['SO'].rsplit('.')[0]

    global _config_vars
    _config_vars = g

def get_config_vars(*args):
    """With no arguments, return a dictionary of all configuration
    variables relevant for the current platform.  Generally this includes
    everything needed to build extensions and install both pure modules and
    extensions.  On Unix, this means every variable defined in Python's
    installed Makefile; on Windows and Mac OS it's a much smaller set.

    With arguments, return a list of values that result from looking up
    each argument in the configuration variable dictionary.
    global _config_vars
    if _config_vars is None:
        func = globals().get("_init_" +
        if func:
            _config_vars = {}

    if args:
        vals = []
        for name in args:
        return vals
        return _config_vars

def get_config_var(name):
    """Return the value of a single variable using the dictionary
    returned by 'get_config_vars()'.  Equivalent to
    return get_config_vars().get(name)

def customize_compiler(compiler):
    """Dummy method to let some easy_install packages that have
    optional C speedup components.
    if compiler.compiler_type == "unix":
        compiler.compiler_so.extend(['-fPIC', '-Wimplicit'])
        compiler.shared_lib_extension = get_config_var('SO')
        if "CFLAGS" in os.environ:
            cflags = os.environ["CFLAGS"]

from .sysconfig_cpython import (
    parse_makefile, _variable_rx, expand_makefile_vars)
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