diff options
Diffstat (limited to 'Lib/setuptools/site-patch.py')
-rwxr-xr-x | Lib/setuptools/site-patch.py | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/Lib/setuptools/site-patch.py b/Lib/setuptools/site-patch.py new file mode 100755 index 0000000..80e084b --- /dev/null +++ b/Lib/setuptools/site-patch.py @@ -0,0 +1,82 @@ +def __boot(): + import sys, imp, os, os.path + PYTHONPATH = os.environ.get('PYTHONPATH') + if PYTHONPATH is None or (sys.platform=='win32' and not PYTHONPATH): + PYTHONPATH = [] + else: + PYTHONPATH = PYTHONPATH.split(os.pathsep) + + pic = getattr(sys,'path_importer_cache',{}) + stdpath = sys.path[len(PYTHONPATH):] + mydir = os.path.dirname(__file__) + #print "searching",stdpath,sys.path + + for item in stdpath: + if item==mydir or not item: + continue # skip if current dir. on Windows, or my own directory + importer = pic.get(item) + if importer is not None: + loader = importer.find_module('site') + if loader is not None: + # This should actually reload the current module + loader.load_module('site') + break + else: + try: + stream, path, descr = imp.find_module('site',[item]) + except ImportError: + continue + if stream is None: + continue + try: + # This should actually reload the current module + imp.load_module('site',stream,path,descr) + finally: + stream.close() + break + else: + raise ImportError("Couldn't find the real 'site' module") + + #print "loaded", __file__ + + known_paths = dict([(makepath(item)[1],1) for item in sys.path]) # 2.2 comp + + oldpos = getattr(sys,'__egginsert',0) # save old insertion position + sys.__egginsert = 0 # and reset the current one + + for item in PYTHONPATH: + addsitedir(item) + + sys.__egginsert += oldpos # restore effective old position + + d,nd = makepath(stdpath[0]) + insert_at = None + new_path = [] + + for item in sys.path: + p,np = makepath(item) + + if np==nd and insert_at is None: + # We've hit the first 'system' path entry, so added entries go here + insert_at = len(new_path) + + if np in known_paths or insert_at is None: + new_path.append(item) + else: + # new path after the insert point, back-insert it + new_path.insert(insert_at, item) + insert_at += 1 + + sys.path[:] = new_path + +if __name__=='site': + __boot() + del __boot + + + + + + + + |