Index: Lib/SimpleXMLRPCServer.py
===================================================================
--- Lib/SimpleXMLRPCServer.py	(revision 58273)
+++ Lib/SimpleXMLRPCServer.py	(working copy)
@@ -599,7 +599,10 @@
         else:
             # POST data is normally available through stdin
             if request_text is None:
-                request_text = sys.stdin.read()
+                if os.environ.has_key('CONTENT_LENGTH'):
+                    request_text = sys.stdin.read(int(os.environ['CONTENT_LENGTH']))
+                else:
+                    request_text = sys.stdin.read()
 
             self.handle_xmlrpc(request_text)