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-/* ATokPtr.h
- *
- * SOFTWARE RIGHTS
- *
- * We reserve no LEGAL rights to the Purdue Compiler Construction Tool
- * Set (PCCTS) -- PCCTS is in the public domain. An individual or
- * company may do whatever they wish with source code distributed with
- * PCCTS or the code generated by PCCTS, including the incorporation of
- * PCCTS, or its output, into commerical software.
- *
- * We encourage users to develop software with PCCTS. However, we do ask
- * that credit is given to us for developing PCCTS. By "credit",
- * we mean that if you incorporate our source code into one of your
- * programs (commercial product, research project, or otherwise) that you
- * acknowledge this fact somewhere in the documentation, research report,
- * etc... If you like PCCTS and have developed a nice tool with the
- * output, please mention that you developed it using PCCTS. In
- * addition, we ask that this header remain intact in our source code.
- * As long as these guidelines are kept, we expect to continue enhancing
- * this system and expect to make other tools available as they are
- * completed.
- *
- * ANTLR 1.33
- * Written by Russell Quong June 30, 1995
- * Adapted by Terence Parr to ANTLR stuff
- * Parr Research Corporation
- * with Purdue University and AHPCRC, University of Minnesota
- * 1989-2000
- */
-
-#ifndef ATokPtr_h
-#define ATokPtr_h
-
-#include "pcctscfg.h"
-
-#include "pccts_stdio.h"
-
-PCCTS_NAMESPACE_STD
-
-// pointer to a reference counted object
-// robust in that an unused ANTLRTokenPtr can point to NULL.
-
-class ANTLRAbstractToken;
-
-class DllExportPCCTS ANTLRTokenPtr {
-public:
- ANTLRTokenPtr(ANTLRAbstractToken *addr=NULL){ptr_ = addr; ref();}
- ANTLRTokenPtr(const ANTLRTokenPtr &lhs) {ptr_ = lhs.ptr_; lhs.ref();}
- ~ANTLRTokenPtr();
-
- // use ANTLRTokenPtr as a pointer to ANTLRToken
-//
-// 8-Apr-97 MR1 Make operator -> a const member function
-// as well as some other member functions
-//
- ANTLRAbstractToken *operator-> () const { return ptr_; } // MR1
-//
-// 7-Apr-97 133MR1
-// Fix suggested by Andreas Magnusson
-// (Andreas.Magnusson@mailbox.swipnet.se)
- ANTLRTokenPtr& operator = (const ANTLRTokenPtr & lhs); // MR1
- ANTLRTokenPtr& operator = (ANTLRAbstractToken *addr);
- int operator != (const ANTLRTokenPtr &q) const // MR1 // MR11 unsigned -> int
- { return this->ptr_ != q.ptr_; }
- int operator == (const ANTLRTokenPtr &q) const // MR1 // MR11 unsigned -> int
- { return this->ptr_ == q.ptr_; }
- int operator == (const ANTLRAbstractToken *addr) const // MR11
- { return this->ptr_ == addr; }
- int operator != (const ANTLRAbstractToken *addr) const // MR11
- { return this->ptr_ != addr; }
-
- void ref() const;
- void deref();
-
-protected:
- ANTLRAbstractToken *ptr_;
-};
-
-//typedef ANTLRTokenPtr _ANTLRTokenPtr;
-
-/*
- * Since you cannot redefine operator->() to return one of the user's
- * token object types, we must down cast. This is a drag. Here's
- * a macro that helps. template: "mytoken(a-smart-ptr)->myfield".
- */
-#define mytoken(tk) ((ANTLRToken *)(tk.operator->()))
-
-#endif