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52 lines
2.0 KiB
C++
52 lines
2.0 KiB
C++
/* ANTLRTokenStream.h
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*
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* SOFTWARE RIGHTS
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*
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* We reserve no LEGAL rights to the Purdue Compiler Construction Tool
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* Set (PCCTS) -- PCCTS is in the public domain. An individual or
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* company may do whatever they wish with source code distributed with
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* PCCTS or the code generated by PCCTS, including the incorporation of
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* PCCTS, or its output, into commerical software.
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*
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* We encourage users to develop software with PCCTS. However, we do ask
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* that credit is given to us for developing PCCTS. By "credit",
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* we mean that if you incorporate our source code into one of your
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* programs (commercial product, research project, or otherwise) that you
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* acknowledge this fact somewhere in the documentation, research report,
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* etc... If you like PCCTS and have developed a nice tool with the
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* output, please mention that you developed it using PCCTS. In
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* addition, we ask that this header remain intact in our source code.
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* As long as these guidelines are kept, we expect to continue enhancing
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* this system and expect to make other tools available as they are
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* completed.
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*
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* ANTLR 1.33
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* Terence Parr
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* Parr Research Corporation
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* with Purdue University and AHPCRC, University of Minnesota
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* 1989-2000
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*/
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#ifndef ATOKENSTREAM_H_GATE
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#define ATOKENSTREAM_H_GATE
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#include "pcctscfg.h"
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/* This is really a behavior or protocol; it merely indicates the behavior
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* required of the input and output of an ANTLRTokenBuffer. You could
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* subclass it, but you can also just pass any old pointer to ANTLRTokenBuffer
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* with a type cast (in which case, your getANTLRToken() would have to
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* explicitly cast the input pointer to your REAL type (typically your lexer)).
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*/
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class ANTLRParser; // MR1
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class DllExportPCCTS ANTLRTokenStream {
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public:
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virtual _ANTLRTokenPtr getToken() = 0;
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virtual ANTLRParser * setParser(ANTLRParser * /*p MR23*/) {return 0; }; // MR12
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virtual ANTLRParser * getParser() { return 0; }; // MR12
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};
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#endif
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