diff options
Diffstat (limited to 'tests/test-table-opts/scanner.l')
-rw-r--r-- | tests/test-table-opts/scanner.l | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tests/test-table-opts/scanner.l b/tests/test-table-opts/scanner.l new file mode 100644 index 0000000..a9a87c6 --- /dev/null +++ b/tests/test-table-opts/scanner.l @@ -0,0 +1,82 @@ +/* + * 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 <stdio.h> +#include <stdlib.h> +#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; +} |