makelist.C
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/*ident "@(#)cls4:demo/lang/makelist.C 1.1" */
/*#########################################################################
# Copyright (c) 1989 AT&T
# All Rights Reserved
#
# THIS IS PROPRIETARY SOURCE CODE OF AT&T
#
# This code has been published in
# C++ Primer by Stanley Lippman
# Addison_Wesley Publishing Company
#
#########################################################################*/
#include <iostream.h>
#include "ZooAnimal.h"
#include "Bear.h"
#include "Panda.h"
ZooAnimal circus( "circusZooAnimal" );
Bear yogi("cartoon Bear",BEAR,"ursus cartoonus");
Panda yinYang("Yin Yang",1001,"Giant Panda");
Panda rocky("Rocky",943,"Red Panda","Ailurus fulgens");
ZooAnimal *makeList( ZooAnimal *ptr )
{
// for simplicity, hand code list
ptr = &yinYang;
ptr->link( &circus );
ptr->link( &yogi );
ptr->link( &rocky );
return ptr;
}