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/* The scanner expects to link to bison yylval . */
26#include <stdio.h>
27#include <stdlib.h>
28#include "bison_yylval_parser.h"
29#include "config.h"
30static char* STRDUP(char* s1);
31
32enum yesno_t { no=0, yes=1 };
33#define YY_EXTRA_TYPE  enum yesno_t
34%}
35
36%option 8bit prefix="test"
37%option reentrant bison-bridge
38%option header="bison_yylval_scanner.h"
39%option noyywrap nomain nounput noyy_top_state noyywrap nodefault noinput warn
40%option stack
41
42
43%x IN_TAG
44%x DISCARD_THRU_GT
45%%
46
47    #define YY_USER_INIT yyextra = no;
48    #define NEED_TAG_NAME yyextra
49
50
51<INITIAL>{
52"</"       { NEED_TAG_NAME= yes; yy_push_state( IN_TAG, yyscanner); return LTSLASH;}
53"<"[^[:alpha:]]  { yy_push_state(DISCARD_THRU_GT,yyscanner); }
54"<"        { NEED_TAG_NAME= yes; yy_push_state( IN_TAG, yyscanner); return  LT; }
55[^<]{1,512} { testget_lval(yyscanner)->str = STRDUP(yytext); return TEXT;}
56}
57<IN_TAG>{
58">"  { yy_pop_state( yyscanner ); return GT; }
59[[:alpha:]][[:alnum:]]* {
60        if( NEED_TAG_NAME == yes){
61            NEED_TAG_NAME=no;
62            yylval->str = STRDUP(yytext);
63            return TAGNAME;
64        }
65    }
66
67.|\r|\n { }
68}
69<DISCARD_THRU_GT>{
70[^>]{1,512} { }
71">"        { yy_pop_state(yyscanner);}
72}
73%%
74
75
76static char* STRDUP(char* s1)
77{
78    char* s2 = malloc(strlen(s1)+1);
79    sprintf(s2,"%s",s1);
80    return s2;
81}
82