More work towards RNGLR. First, NodeTree is now a template. Second, I've started writing the actual GLR parser and GSS and other things, but am still in the first write process.

include/GraphStructuredStack.h

@@ -0,0 +1,23 @@
+#include <iostream>
+#include <vector>
+#include "GSSNode.h"
+
+#ifndef GRAPH_STRUCTURED_STACK
+#define GRAPH_STRUCTURED_STACK
+
+class GraphStructuredStack {
+	public:
+		GraphStructuredStack();
+		~GraphStructuredStack();
+		GSSNode* newNode(int stateNum);
+		void addToFrontier(int frontier, GSSNode* node);
+		bool inFrontier(int frontier, int state);
+		bool frontierIsEmpty(int frontier);
+		bool frontierHasAccState(int frontier);
+		std::vector<GSSNode*>* getReachable(GSSNode* start, int lenght);
+		bool hasEdge(GSSNode* start, GSSNode* end);
+		void addEdge(GSSNode* start, GSSNode* end);
+	private:
+		std::vector<std::vector<GSSNode*>*> gss;
+		//
+};