--- bzrlib/transform.py	2009-08-30 13:28:41.000000000 +0300
+++ bzrlib/transform.py	2009-08-30 13:33:18.000000000 +0300
@@ -16,6 +16,7 @@
 
 import os
 import errno
+import shutil
 from stat import S_ISREG, S_IEXEC
 
 from bzrlib.lazy_import import lazy_import
@@ -1079,7 +1080,8 @@
             if trans_id not in self._new_contents:
                 continue
             new_path = self._limbo_name(trans_id)
-            os.rename(old_path, new_path)
+            #os.rename(old_path, new_path)
+            shutil.move(old_path,new_path)
 
     def create_file(self, contents, trans_id, mode_id=None):
         """Schedule creation of a new file.
@@ -2718,7 +2720,8 @@
     def rename(self, from_, to):
         """Rename a file from one path to another.  Functions like os.rename"""
         try:
-            os.rename(from_, to)
+            #os.rename(from_, to)
+            shutil.move(from_,to)
         except OSError, e:
             if e.errno in (errno.EEXIST, errno.ENOTEMPTY):
                 raise errors.FileExists(to, str(e))
@@ -2738,7 +2741,8 @@
     def rollback(self):
         """Reverse all renames that have been performed"""
         for from_, to in reversed(self.past_renames):
-            os.rename(to, from_)
+            #os.rename(to, from_)
+            shutil.move(from_,to)
         # after rollback, don't reuse _FileMover
         past_renames = None
         pending_deletions = None