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annotate venv/lib/python2.7/distutils/__init__.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 import os
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2 import sys
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3 import warnings
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4 import imp
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5 import opcode # opcode is not a virtualenv module, so we can use it to find the stdlib
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6 # Important! To work on pypy, this must be a module that resides in the
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7 # lib-python/modified-x.y.z directory
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8
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9 dirname = os.path.dirname
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10
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11 distutils_path = os.path.join(os.path.dirname(opcode.__file__), 'distutils')
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12 if os.path.normpath(distutils_path) == os.path.dirname(os.path.normpath(__file__)):
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13 warnings.warn(
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14 "The virtualenv distutils package at %s appears to be in the same location as the system distutils?")
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15 else:
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16 __path__.insert(0, distutils_path)
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17 real_distutils = imp.load_module("_virtualenv_distutils", None, distutils_path, ('', '', imp.PKG_DIRECTORY))
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18 # Copy the relevant attributes
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19 try:
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20 __revision__ = real_distutils.__revision__
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21 except AttributeError:
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22 pass
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23 __version__ = real_distutils.__version__
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24
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25 from distutils import dist, sysconfig
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26
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27 try:
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28 basestring
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29 except NameError:
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30 basestring = str
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31
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32 ## patch build_ext (distutils doesn't know how to get the libs directory
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33 ## path on windows - it hardcodes the paths around the patched sys.prefix)
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34
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35 if sys.platform == 'win32':
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36 from distutils.command.build_ext import build_ext as old_build_ext
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37 class build_ext(old_build_ext):
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38 def finalize_options (self):
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39 if self.library_dirs is None:
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40 self.library_dirs = []
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41 elif isinstance(self.library_dirs, basestring):
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42 self.library_dirs = self.library_dirs.split(os.pathsep)
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43
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44 self.library_dirs.insert(0, os.path.join(sys.real_prefix, "Libs"))
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45 old_build_ext.finalize_options(self)
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46
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47 from distutils.command import build_ext as build_ext_module
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48 build_ext_module.build_ext = build_ext
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49
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50 ## distutils.dist patches:
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51
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52 old_find_config_files = dist.Distribution.find_config_files
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53 def find_config_files(self):
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54 found = old_find_config_files(self)
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55 system_distutils = os.path.join(distutils_path, 'distutils.cfg')
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56 #if os.path.exists(system_distutils):
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57 # found.insert(0, system_distutils)
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58 # What to call the per-user config file
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59 if os.name == 'posix':
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60 user_filename = ".pydistutils.cfg"
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61 else:
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62 user_filename = "pydistutils.cfg"
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63 user_filename = os.path.join(sys.prefix, user_filename)
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64 if os.path.isfile(user_filename):
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65 for item in list(found):
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66 if item.endswith('pydistutils.cfg'):
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67 found.remove(item)
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68 found.append(user_filename)
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69 return found
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70 dist.Distribution.find_config_files = find_config_files
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71
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72 ## distutils.sysconfig patches:
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73
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74 old_get_python_inc = sysconfig.get_python_inc
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75 def sysconfig_get_python_inc(plat_specific=0, prefix=None):
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76 if prefix is None:
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77 prefix = sys.real_prefix
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78 return old_get_python_inc(plat_specific, prefix)
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79 sysconfig_get_python_inc.__doc__ = old_get_python_inc.__doc__
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80 sysconfig.get_python_inc = sysconfig_get_python_inc
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81
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82 old_get_python_lib = sysconfig.get_python_lib
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83 def sysconfig_get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
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84 if standard_lib and prefix is None:
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85 prefix = sys.real_prefix
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86 return old_get_python_lib(plat_specific, standard_lib, prefix)
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87 sysconfig_get_python_lib.__doc__ = old_get_python_lib.__doc__
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88 sysconfig.get_python_lib = sysconfig_get_python_lib
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89
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90 old_get_config_vars = sysconfig.get_config_vars
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91 def sysconfig_get_config_vars(*args):
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92 real_vars = old_get_config_vars(*args)
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93 if sys.platform == 'win32':
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94 lib_dir = os.path.join(sys.real_prefix, "libs")
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95 if isinstance(real_vars, dict) and 'LIBDIR' not in real_vars:
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96 real_vars['LIBDIR'] = lib_dir # asked for all
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97 elif isinstance(real_vars, list) and 'LIBDIR' in args:
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98 real_vars = real_vars + [lib_dir] # asked for list
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99 return real_vars
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100 sysconfig_get_config_vars.__doc__ = old_get_config_vars.__doc__
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101 sysconfig.get_config_vars = sysconfig_get_config_vars