1.1 --- a/kruskalbox.cc	Tue Jul 11 22:14:52 2006 +0000
     1.2 +++ b/kruskalbox.cc	Wed Aug 23 16:16:16 2006 +0000
     1.3 @@ -16,7 +16,7 @@
     1.4       )
     1.5      {
     1.6  
     1.7 -      Graph g=mapstorage->graph;
     1.8 +      const Graph &g=mapstorage->graph;
     1.9        Graph::EdgeMap<double> * inputmap=
    1.10  	((mapstorage->edgemap_storage)[(edgemapcbts[INPUT])->get_active_text()]);
    1.11        Graph::EdgeMap<bool> outputmap(g);