# HG changeset patch
# User laurent
# Date 1303401166 -7200
# Node ID 8dbb1de154c15e093da8a9dd933da558cb3ce70e
# Parent  8c7605bbf6730a91982ac24216061391dac66a30
Fix bug when compiling pou including user-defined blocks with unconnected input

diff -r 8c7605bbf673 -r 8dbb1de154c1 plcopen/plcopen.py
--- a/plcopen/plcopen.py	Thu Apr 21 16:37:43 2011 +0200
+++ b/plcopen/plcopen.py	Thu Apr 21 17:52:46 2011 +0200
@@ -606,7 +606,7 @@
     # Function that returns the block definition associated to the block type given
     def GetCustomBlockType(self, type, inputs = None):
         for customblocktype in self.CustomBlockTypes:
-            if inputs:
+            if inputs is not None and inputs != "undefined":
                 customblock_inputs = tuple([var_type for name, var_type, modifier in customblocktype["inputs"]])
                 same_inputs = inputs == customblock_inputs
             else: