X-Git-Url: https://pd.if.org/git/?p=pccts;a=blobdiff_plain;f=h%2FATokenStream.h;fp=h%2FATokenStream.h;h=ca3337b1eda3d604b973ad4facfe825976083e45;hp=0000000000000000000000000000000000000000;hb=cb15b978c765a661bf3154d865fa3e2401d649f5;hpb=c4e55222e892b8762e11f2425a64611e898ef20e diff --git a/h/ATokenStream.h b/h/ATokenStream.h new file mode 100755 index 0000000..ca3337b --- /dev/null +++ b/h/ATokenStream.h @@ -0,0 +1,43 @@ +/* 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 + * 1989-1995 + */ +#ifndef ATOKENSTREAM_H_GATE +#define ATOKENSTREAM_H_GATE + +/* 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 ANTLRTokenStream { +public: + virtual _ANTLRTokenPtr getToken() = 0; +}; + +#endif