📄 parser.y
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/* * This file is part of flex. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE. *//* A dummy template parser to build "parser.c" and "parser.h". How to compile: bison --defines --output-file="parser.c" --name-prefix="test" parser.y */%{#include <stdio.h>#include <stdlib.h>#include "config.h"#define YYERROR_VERBOSE 1 /* For debugging. *//* #define YYPARSE_PARAM scanner */ /* For pure bison parser. *//* #define YYLEX_PARAM scanner */ /* For reentrant flex. */int yyerror(char* msg);extern int testlex();%}%%rule: ;%%int yyerror(char* msg) { fprintf(stderr,"%s\n",msg); return 0;}/*intmain ( int argc, char** argv ){ yyparse (); return 0;}*/
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