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135 lines
4.3 KiB
135 lines
4.3 KiB
5 years ago
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import os
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import sys
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import warnings
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# opcode is not a virtualenv module, so we can use it to find the stdlib
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# Important! To work on pypy, this must be a module that resides in the
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# lib-python/modified-x.y.z directory
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import opcode
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dirname = os.path.dirname
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distutils_path = os.path.join(os.path.dirname(opcode.__file__), "distutils")
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if os.path.normpath(distutils_path) == os.path.dirname(os.path.normpath(__file__)):
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warnings.warn("The virtualenv distutils package at %s appears to be in the same location as the system distutils?")
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else:
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__path__.insert(0, distutils_path) # noqa: F821
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if sys.version_info < (3, 4):
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import imp
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real_distutils = imp.load_module("_virtualenv_distutils", None, distutils_path, ("", "", imp.PKG_DIRECTORY))
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else:
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import importlib.machinery
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distutils_path = os.path.join(distutils_path, "__init__.py")
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loader = importlib.machinery.SourceFileLoader("_virtualenv_distutils", distutils_path)
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if sys.version_info < (3, 5):
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import types
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real_distutils = types.ModuleType(loader.name)
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else:
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import importlib.util
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spec = importlib.util.spec_from_loader(loader.name, loader)
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real_distutils = importlib.util.module_from_spec(spec)
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loader.exec_module(real_distutils)
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# Copy the relevant attributes
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try:
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__revision__ = real_distutils.__revision__
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except AttributeError:
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pass
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__version__ = real_distutils.__version__
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from distutils import dist, sysconfig # isort:skip
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try:
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basestring
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except NameError:
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basestring = str
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# patch build_ext (distutils doesn't know how to get the libs directory
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# path on windows - it hardcodes the paths around the patched sys.prefix)
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if sys.platform == "win32":
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from distutils.command.build_ext import build_ext as old_build_ext
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class build_ext(old_build_ext):
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def finalize_options(self):
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if self.library_dirs is None:
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self.library_dirs = []
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elif isinstance(self.library_dirs, basestring):
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self.library_dirs = self.library_dirs.split(os.pathsep)
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self.library_dirs.insert(0, os.path.join(sys.real_prefix, "Libs"))
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old_build_ext.finalize_options(self)
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from distutils.command import build_ext as build_ext_module
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build_ext_module.build_ext = build_ext
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# distutils.dist patches:
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old_find_config_files = dist.Distribution.find_config_files
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def find_config_files(self):
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found = old_find_config_files(self)
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if os.name == "posix":
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user_filename = ".pydistutils.cfg"
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else:
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user_filename = "pydistutils.cfg"
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user_filename = os.path.join(sys.prefix, user_filename)
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if os.path.isfile(user_filename):
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for item in list(found):
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if item.endswith("pydistutils.cfg"):
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found.remove(item)
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found.append(user_filename)
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return found
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dist.Distribution.find_config_files = find_config_files
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# distutils.sysconfig patches:
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old_get_python_inc = sysconfig.get_python_inc
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def sysconfig_get_python_inc(plat_specific=0, prefix=None):
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if prefix is None:
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prefix = sys.real_prefix
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return old_get_python_inc(plat_specific, prefix)
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sysconfig_get_python_inc.__doc__ = old_get_python_inc.__doc__
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sysconfig.get_python_inc = sysconfig_get_python_inc
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old_get_python_lib = sysconfig.get_python_lib
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def sysconfig_get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
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if standard_lib and prefix is None:
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prefix = sys.real_prefix
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return old_get_python_lib(plat_specific, standard_lib, prefix)
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sysconfig_get_python_lib.__doc__ = old_get_python_lib.__doc__
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sysconfig.get_python_lib = sysconfig_get_python_lib
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old_get_config_vars = sysconfig.get_config_vars
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def sysconfig_get_config_vars(*args):
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real_vars = old_get_config_vars(*args)
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if sys.platform == "win32":
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lib_dir = os.path.join(sys.real_prefix, "libs")
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if isinstance(real_vars, dict) and "LIBDIR" not in real_vars:
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real_vars["LIBDIR"] = lib_dir # asked for all
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elif isinstance(real_vars, list) and "LIBDIR" in args:
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real_vars = real_vars + [lib_dir] # asked for list
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return real_vars
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sysconfig_get_config_vars.__doc__ = old_get_config_vars.__doc__
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sysconfig.get_config_vars = sysconfig_get_config_vars
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