/* $NetBSD: scanner.l,v 1.1.1.1 2009/10/26 00:29:55 christos Exp $ */ /* * 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 template scanner file to build "scanner.c". */ #include #include #include "config.h" %} %option 8bit %option nounput nomain noyywrap %option warn yylineno %% foo|bar ; [[:digit:]]+ ; [[:blank:]]+ ; .|\n ; %% int main ( int argc, char** argv ) { FILE* fp = NULL; void *yyscanner=0; M4_YY_DECL_GUTS_VAR(); #ifdef TEST_IS_REENTRANT yylex_init(&yyscanner); #endif #ifdef TEST_HAS_TABLES_EXTERNAL if((fp = fopen(argv[1],"r"))== NULL) yy_fatal_error("could not open tables file for reading" M4_YY_CALL_LAST_ARG); if(yytables_fload(fp M4_YY_CALL_LAST_ARG) < 0) yy_fatal_error("yytables_fload returned < 0" M4_YY_CALL_LAST_ARG); if(M4_YY_TABLES_VERIFY) exit(0); #endif if(argc > 2){ if((fp = fopen(argv[2],"r"))== NULL) yy_fatal_error("could not open input file for reading" M4_YY_CALL_LAST_ARG); yyin = fp; } while(yylex(M4_YY_CALL_ONLY_ARG) != 0) ; #ifdef TEST_HAS_TABLES_EXTERNAL yytables_destroy(M4_YY_CALL_ONLY_ARG); #endif yylex_destroy(M4_YY_CALL_ONLY_ARG); if(argc < 0) /* silence the compiler */ yyscanner = (void*)fp; return 0; }