// File: genstack.h
//
// A generic stack class derived from the generic queue class.

#ifndef _genstack_h
#define _genstack_h

#include "genq.h"

class GenStack : private GenQ { // private derivation of GenQ

public:
   GenStack(GenQ::GQcmp, GenQ::GQprt) ; // constructor
   ~GenStack() ;                        // destructor

   void push(void *) ;      // add item to top of stack

    // remove & return item from top of stack
   void *pop() { return dequeue() ; }

   // look at item at top of stack
   void *top() { return peek() ; }

   // make these functions from GenQ class visible
   GenQ::print ;
   GenQ::length ;
} ;

#endif