this version won't compile since CallStack is TODO

AdjMatrix.cpp

@@ -40,12 +40,12 @@ AdjMatrix::AdjMatrix(int n, int m) {
 		}
 }
 
-void AdjMatrix::toDot(Nodeset &Ns) {
+void AdjMatrix::toDot(Nodeset &Ns, string fname) {
 	FILE *fid;
 	Nodeset::iterator i;
 	Nodeset::iterator j;
 	int ii=0, ij=0;
-	fid=fopen((string(protname) + ".dot").c_str(), "w");
+	fid=fopen((string(fname)).c_str(), "w");
 	string attr_string="";
 	std::map<std::string, std::string>::iterator mapit;
 	std::map<std::string, std::string> attribs;

AdjMatrix.h

@@ -17,7 +17,7 @@ class AdjMatrix {
 	virtual ~AdjMatrix();
 	AdjMatrix(int n, int m);
 	int *&operator[](unsigned i) {return *_mat[i];}
-	void toDot(Nodeset &ns);
+	void toDot(Nodeset &ns, string fname);
 	void Set(unsigned, unsigned);
 	ostream& operator>>(std::ostream &);
 

Frame.cpp

@@ -91,7 +91,7 @@ Linkable* Frame::doAction(ACTION_TYPE type, Linkable * p1, Linkable * p2, Linkab
 			if(FRAME_DEBUG) *l>>cout << endl;
 			return l;
 		}
-		else cerr << "Reference not found: " <<(const char *)p1;
+		else cerr << "Reference not found: " <<(const char *)p1 << endl;
 		exit(1);
 
 	case ACT_GRAPHNAME:

Graph.cpp

@@ -39,7 +39,7 @@ void Graph::Destroy(void)
 }
 
 
-void Graph::Visit(void)
+AdjMatrix &Graph::Visit(void)
 {
 Node i;
 Nodeset::iterator j;
@@ -80,7 +80,7 @@ while(!stack.empty()){
 
 }
 //adjmat >> cout;
-adjmat.toDot(GetNodes());
+return(adjmat);
 //cout << "dot made... all done!" << endl;
 
 }

Graph.h

@@ -10,6 +10,7 @@
 
 #include "Nodeset.h"
 #include "Edgeset.h"
+#include "AdjMatrix.h"
 
 class Graph : public Linkable {
 
@@ -22,7 +23,7 @@ class Graph : public Linkable {
 	void Destroy(void);
 	Nodeset& GetOutputs(void);
 	Nodeset& GetInputs(void);
-	void Visit(void);
+	AdjMatrix &Visit(void);
 	ostream& operator>>(std::ostream &);
 	Edgeset& GetEdges(void) {return _E;}
 	void AddEdges(Edgeset &e);