Fixed #3338, #3536, #3796 -- Fixed a bunch of setup and build problems in a

portable fashion. That took a *lot* longer to debug than I thought it would, so
let's try not to break it.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@4912 bcc190cf-cafb-0310-a4f2-bffc1f526a37

setup.py

@@ -3,6 +3,20 @@ from distutils.command.install import INSTALL_SCHEMES
 import os
 import sys
 
+def fullsplit(path, result=None):
+    """
+    Split a pathname into components (the opposite of os.path.join) in a
+    platform-neutral way.
+    """
+    if result is None:
+        result = []
+    head, tail = os.path.split(path)
+    if head == '':
+        return [tail] + result
+    if head == path:
+        return result
+    return fullsplit(head, [tail] + result)
+
 # Tell distutils to put the data_files in platform-specific installation
 # locations. See here for an explanation:
 # http://groups.google.com/group/comp.lang.python/browse_thread/thread/35ec7b2fed36eaec/2105ee4d9e8042cb
@@ -13,27 +27,28 @@ for scheme in INSTALL_SCHEMES.values():
 # an easy way to do this.
 packages, data_files = [], []
 root_dir = os.path.dirname(__file__)
-len_root_dir = len(root_dir)
 django_dir = os.path.join(root_dir, 'django')
+pieces = fullsplit(root_dir)
+if pieces[-1] == '':
+    len_root_dir = len(pieces)- 1
+else:
+    len_root_dir = len(pieces)
 
 for dirpath, dirnames, filenames in os.walk(django_dir):
     # Ignore dirnames that start with '.'
     for i, dirname in enumerate(dirnames):
         if dirname.startswith('.'): del dirnames[i]
     if '__init__.py' in filenames:
-        package = dirpath[len_root_dir:].lstrip('/').replace('/', '.')
-        packages.append(package)
-    else:
+        packages.append('.'.join(fullsplit(dirpath)[len_root_dir:]))
+    elif filenames:
         data_files.append([dirpath, [os.path.join(dirpath, f) for f in filenames]])
 
-# Small hack for working with bdist_wininst.
-# See http://mail.python.org/pipermail/distutils-sig/2004-August/004134.html
-if len(sys.argv) > 1 and sys.argv[1] == 'bdist_wininst':
-    for file_info in data_files:
-        file_info[0] = '/PURELIB/%s' % file_info[0]
-
 # Dynamically calculate the version based on django.VERSION.
-version = "%d.%d-%s" % (__import__('django').VERSION)
+version_tuple = __import__('django').VERSION
+if version_tuple[2] is not None:
+    version = "%d.%d_%s" % version_tuple
+else:
+    version = "%d.%d" % version_tuple[:2]
 
 setup(
     name = "Django",