cyclegraph: add destructor, use 'const' appropriately

[model-checker.git] / cyclegraph.h

diff --git a/cyclegraph.h b/cyclegraph.h
index ed534170fd339ee42427535d38e3979e6d4cf496..a98e68c972e77cf6b615cff94521bd872df4e26a 100644 (file)
--- a/cyclegraph.h
+++ b/cyclegraph.h
@@ -2,36 +2,36 @@
 #define CYCLEGRAPH_H
 
 #include "hashtable.h"
-#include "action.h"
 #include <vector>
+#include <inttypes.h>
 
 class CycleNode;
+class ModelAction;
 
 /** @brief A graph of Model Actions for tracking cycles. */
 class CycleGraph {
  public:
        CycleGraph();
-       void addEdge(ModelAction *from, ModelAction *to);
+       ~CycleGraph();
+       void addEdge(const ModelAction *from, const ModelAction *to);
        bool checkForCycles();
 
  private:
-       CycleNode * getNode(ModelAction *);
-       HashTable<class ModelAction *, class CycleNode *, uintptr_t, 4> actionToNode;
+       CycleNode * getNode(const ModelAction *);
+       HashTable<const ModelAction *, CycleNode *, uintptr_t, 4> actionToNode;
        bool checkReachable(CycleNode *from, CycleNode *to);
-       
        bool hasCycles;
-
 };
 
 class CycleNode {
  public:
-       CycleNode(ModelAction *action);
+       CycleNode(const ModelAction *action);
        void addEdge(CycleNode * node);
-       std::vector<class CycleNode *> * getEdges();
+       std::vector<CycleNode *> * getEdges();
 
  private:
-       ModelAction *action;
-       std::vector<class CycleNode *> edges;
+       const ModelAction *action;
+       std::vector<CycleNode *> edges;
 };
 
 #endif