1/*
2 * This file is part of flex.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * Neither the name of the University nor the names of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE.
22 */
23
24%{
25#include <stdio.h>
26#include <stdlib.h>
27#include "config.h"
28
29%}
30
31%option 8bit prefix="test"
32%option nounput nomain noyywrap noinput
33%option warn reject
34
35
36%%
37
38.              { REJECT; }
39.|\n           ;
40
41%%
42
43int main ( int argc, char** argv )
44{
45    FILE* fp = NULL;
46    void *yyscanner=0;
47    M4_YY_DECL_GUTS_VAR();
48
49#ifdef TEST_IS_REENTRANT
50    yylex_init(&yyscanner);
51#else
52    (void)yyscanner;
53#endif
54
55#ifdef TEST_HAS_TABLES_EXTERNAL
56    if((fp  = fopen(argv[1],"r"))== NULL)
57        YY_FATAL_ERROR("could not open tables file for reading");
58
59    if(yytables_fload(fp M4_YY_CALL_LAST_ARG) < 0)
60        YY_FATAL_ERROR("yytables_fload returned < 0");
61    if(M4_YY_TABLES_VERIFY)
62        exit(0);
63#endif
64
65    if(argc > 2){
66        if((fp  = fopen(argv[2],"r"))== NULL)
67            YY_FATAL_ERROR("could not open input file for reading");
68        yyin = fp;
69    }
70    while(yylex(M4_YY_CALL_ONLY_ARG) != 0)
71        ;
72
73#ifdef TEST_HAS_TABLES_EXTERNAL
74    yytables_destroy(M4_YY_CALL_ONLY_ARG);
75#endif
76    yylex_destroy(M4_YY_CALL_ONLY_ARG);
77
78    if(argc < 0) /* silence the compiler */
79        yyscanner = (void*)fp;
80
81    return 0;
82}
83