ATokenStream.h
资源名称:pccts133.zip [点击查看]
上传用户:itx_2006
上传日期:2007-01-06
资源大小:493k
文件大小:2k
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- /* ANTLRTokenStream.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
- * Terence Parr
- * Parr Research Corporation
- * with Purdue University and AHPCRC, University of Minnesota
- * 1989-1998
- */
- #ifndef ATOKENSTREAM_H_GATE
- #define ATOKENSTREAM_H_GATE
- #include "pcctscfg.h"
- /* This is really a behavior or protocol; it merely indicates the behavior
- * required of the input and output of an ANTLRTokenBuffer. You could
- * subclass it, but you can also just pass any old pointer to ANTLRTokenBuffer
- * with a type cast (in which case, your getANTLRToken() would have to
- * explicitly cast the input pointer to your REAL type (typically your lexer)).
- */
- class ANTLRParser; // MR1
- class DllExportPCCTS ANTLRTokenStream {
- public:
- virtual _ANTLRTokenPtr getToken() = 0;
- virtual ANTLRParser * setParser(ANTLRParser *p) {return 0; }; // MR12
- virtual ANTLRParser * getParser() { return 0; }; // MR12
- };
- #endif