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