dca7ee513d6af307630e1485ded8d5ae11b71eea
[dragonfly.git] / usr.bin / lex / flex.skl
1 /* A lexical scanner generated by flex */
2
3 /* Scanner skeleton version:
4  * $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
5  * $FreeBSD: src/usr.bin/lex/flex.skl,v 1.4 1999/10/27 07:56:44 obrien Exp $
6  * $DragonFly: src/usr.bin/lex/flex.skl,v 1.9 2008/10/16 01:52:32 swildner Exp $
7  */
8
9 #define FLEX_SCANNER
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 5
12
13 %-
14 #include <stdio.h>
15 %*
16
17
18 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
19 #ifdef c_plusplus
20 #ifndef __cplusplus
21 #define __cplusplus
22 #endif
23 #endif
24
25
26 #ifdef __cplusplus
27
28 #include <stdlib.h>
29 %+
30 #include <iosfwd>
31 using namespace std;
32 %*
33 #include <unistd.h>
34
35 /* Use prototypes in function declarations. */
36 #define YY_USE_PROTOS
37
38 /* The "const" storage-class-modifier is valid. */
39 #define YY_USE_CONST
40
41 #else   /* ! __cplusplus */
42
43 #include <unistd.h>
44
45 #if __STDC__
46
47 #define YY_USE_PROTOS
48 #define YY_USE_CONST
49
50 #endif  /* __STDC__ */
51 #endif  /* ! __cplusplus */
52
53 #ifdef YY_USE_CONST
54 #define yyconst const
55 #else
56 #define yyconst
57 #endif
58
59
60 #ifdef YY_USE_PROTOS
61 #define YY_PROTO(proto) proto
62 #else
63 #define YY_PROTO(proto) ()
64 #endif
65
66 /* Returned upon end-of-file. */
67 #define YY_NULL 0
68
69 /* Promotes a possibly negative, possibly signed char to an unsigned
70  * integer for use as an array index.  If the signed char is negative,
71  * we want to instead treat it as an 8-bit unsigned char, hence the
72  * double cast.
73  */
74 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
75
76 /* Enter a start condition.  This macro really ought to take a parameter,
77  * but we do it the disgusting crufty way forced on us by the ()-less
78  * definition of BEGIN.
79  */
80 #define BEGIN yy_start = 1 + 2 *
81
82 /* Translate the current start state into a value that can be later handed
83  * to BEGIN to return to the state.  The YYSTATE alias is for lex
84  * compatibility.
85  */
86 #define YY_START ((yy_start - 1) / 2)
87 #define YYSTATE YY_START
88
89 /* Action number for EOF rule of a given start state. */
90 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
91
92 /* Special action meaning "start processing a new file". */
93 #define YY_NEW_FILE yyrestart( yyin )
94
95 #define YY_END_OF_BUFFER_CHAR 0
96
97 /* Size of default input buffer. */
98 #define YY_BUF_SIZE 16384
99
100 typedef struct yy_buffer_state *YY_BUFFER_STATE;
101
102 extern int yyleng;
103 %-
104 extern FILE *yyin, *yyout;
105 %*
106
107 #define EOB_ACT_CONTINUE_SCAN 0
108 #define EOB_ACT_END_OF_FILE 1
109 #define EOB_ACT_LAST_MATCH 2
110
111 /* The funky do-while in the following #define is used to turn the definition
112  * int a single C statement (which needs a semi-colon terminator).  This
113  * avoids problems with code like:
114  *
115  *      if ( condition_holds )
116  *              yyless( 5 );
117  *      else
118  *              do_something_else();
119  *
120  * Prior to using the do-while the compiler would get upset at the
121  * "else" because it interpreted the "if" statement as being all
122  * done when it reached the ';' after the yyless() call.
123  */
124
125 /* Return all but the first 'n' matched characters back to the input stream. */
126
127 #define yyless(n) \
128         do \
129                 { \
130                 /* Undo effects of setting up yytext. */ \
131                 *yy_cp = yy_hold_char; \
132                 YY_RESTORE_YY_MORE_OFFSET \
133                 yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
134                 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
135                 } \
136         while ( 0 )
137
138 #define unput(c) yyunput( c, yytext_ptr )
139
140 /* The following is because we cannot portably get our hands on size_t
141  * (without autoconf's help, which isn't available because we want
142  * flex-generated scanners to compile on their own).
143  */
144 typedef unsigned int yy_size_t;
145
146
147 struct yy_buffer_state
148         {
149 %-
150         FILE *yy_input_file;
151 %+
152         istream* yy_input_file;
153 %*
154
155         char *yy_ch_buf;                /* input buffer */
156         char *yy_buf_pos;               /* current position in input buffer */
157
158         /* Size of input buffer in bytes, not including room for EOB
159          * characters.
160          */
161         yy_size_t yy_buf_size;
162
163         /* Number of characters read into yy_ch_buf, not including EOB
164          * characters.
165          */
166         int yy_n_chars;
167
168         /* Whether we "own" the buffer - i.e., we know we created it,
169          * and can realloc() it to grow it, and should free() it to
170          * delete it.
171          */
172         int yy_is_our_buffer;
173
174         /* Whether this is an "interactive" input source; if so, and
175          * if we're using stdio for input, then we want to use getc()
176          * instead of fread(), to make sure we stop fetching input after
177          * each newline.
178          */
179         int yy_is_interactive;
180
181         /* Whether we're considered to be at the beginning of a line.
182          * If so, '^' rules will be active on the next match, otherwise
183          * not.
184          */
185         int yy_at_bol;
186
187         /* Whether to try to fill the input buffer when we reach the
188          * end of it.
189          */
190         int yy_fill_buffer;
191
192         int yy_buffer_status;
193 #define YY_BUFFER_NEW 0
194 #define YY_BUFFER_NORMAL 1
195         /* When an EOF's been seen but there's still some text to process
196          * then we mark the buffer as YY_EOF_PENDING, to indicate that we
197          * shouldn't try reading from the input source any more.  We might
198          * still have a bunch of tokens to match, though, because of
199          * possible backing-up.
200          *
201          * When we actually see the EOF, we change the status to "new"
202          * (via yyrestart()), so that the user can continue scanning by
203          * just pointing yyin at a new input file.
204          */
205 #define YY_BUFFER_EOF_PENDING 2
206         };
207
208 %- Standard (non-C++) definition
209 static YY_BUFFER_STATE yy_current_buffer = 0;
210 %*
211
212 /* We provide macros for accessing buffer states in case in the
213  * future we want to put the buffer states in a more general
214  * "scanner state".
215  */
216 #define YY_CURRENT_BUFFER yy_current_buffer
217
218
219 %- Standard (non-C++) definition
220 /* yy_hold_char holds the character lost when yytext is formed. */
221 static char yy_hold_char;
222
223 static int yy_n_chars;          /* number of characters read into yy_ch_buf */
224
225
226 int yyleng;
227
228 /* Points to current character in buffer. */
229 static char *yy_c_buf_p = (char *) 0;
230 static int yy_init = 1;         /* whether we need to initialize */
231 static int yy_start = 0;        /* start state number */
232
233 /* Flag which is used to allow yywrap()'s to do buffer switches
234  * instead of setting up a fresh yyin.  A bit of a hack ...
235  */
236 static int yy_did_buffer_switch_on_eof;
237
238 void yyrestart YY_PROTO(( FILE *input_file ));
239
240 void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
241 void yy_load_buffer_state YY_PROTO(( void ));
242 YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
243 void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
244 void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
245 void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
246 #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
247
248 YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
249 YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
250 YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
251 %*
252
253 static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
254 static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ))
255 #ifdef __GNUC__
256         __attribute__((__unused__))
257 #endif
258 ;
259 static void yy_flex_free YY_PROTO(( void * ));
260
261 #define yy_new_buffer yy_create_buffer
262
263 #define yy_set_interactive(is_interactive) \
264         { \
265         if ( ! yy_current_buffer ) \
266                 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
267         yy_current_buffer->yy_is_interactive = is_interactive; \
268         }
269
270 #define yy_set_bol(at_bol) \
271         { \
272         if ( ! yy_current_buffer ) \
273                 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
274         yy_current_buffer->yy_at_bol = at_bol; \
275         }
276
277 #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
278
279 %% yytext/yyin/yyout/yy_state_type/yylineno etc. def's & init go here
280
281 %- Standard (non-C++) definition
282 static yy_state_type yy_get_previous_state YY_PROTO(( void ));
283 static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
284 static int yy_get_next_buffer YY_PROTO(( void ));
285 static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
286 %*
287
288 /* Done after the current pattern has been matched and before the
289  * corresponding action - sets up yytext.
290  */
291 #define YY_DO_BEFORE_ACTION \
292         yytext_ptr = yy_bp; \
293 %% code to fiddle yytext and yyleng for yymore() goes here
294         yy_hold_char = *yy_cp; \
295         *yy_cp = '\0'; \
296 %% code to copy yytext_ptr to yytext[] goes here, if %array
297         yy_c_buf_p = yy_cp;
298
299 %% data tables for the DFA and the user's section 1 definitions go here
300
301 /* Macros after this point can all be overridden by user definitions in
302  * section 1.
303  */
304
305 #ifndef YY_SKIP_YYWRAP
306 #ifdef __cplusplus
307 extern "C" int yywrap YY_PROTO(( void ));
308 #else
309 extern int yywrap YY_PROTO(( void ));
310 #endif
311 #endif
312
313 %-
314 #ifndef YY_NO_UNPUT
315 static void yyunput YY_PROTO(( int c, char *buf_ptr ));
316 #endif
317 %*
318
319 #ifndef yytext_ptr
320 static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
321 #endif
322
323 #ifdef YY_NEED_STRLEN
324 static int yy_flex_strlen YY_PROTO(( yyconst char * ));
325 #endif
326
327 #ifndef YY_NO_INPUT
328 %- Standard (non-C++) definition
329 #ifdef __cplusplus
330 static int yyinput YY_PROTO(( void ));
331 #else
332 static int input YY_PROTO(( void ));
333 #endif
334 %*
335 #endif
336
337 #if YY_STACK_USED
338 static int yy_start_stack_ptr = 0;
339 static int yy_start_stack_depth = 0;
340 static int *yy_start_stack = 0;
341 #ifndef YY_NO_PUSH_STATE
342 static void yy_push_state YY_PROTO(( int new_state ));
343 #endif
344 #ifndef YY_NO_POP_STATE
345 static void yy_pop_state YY_PROTO(( void ));
346 #endif
347 #ifndef YY_NO_TOP_STATE
348 static int yy_top_state YY_PROTO(( void ));
349 #endif
350
351 #else
352 #define YY_NO_PUSH_STATE 1
353 #define YY_NO_POP_STATE 1
354 #define YY_NO_TOP_STATE 1
355 #endif
356
357 #ifdef YY_MALLOC_DECL
358 YY_MALLOC_DECL
359 #else
360 #if __STDC__
361 #ifndef __cplusplus
362 #include <stdlib.h>
363 #endif
364 #else
365 /* Just try to get by without declaring the routines.  This will fail
366  * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
367  * or sizeof(void*) != sizeof(int).
368  */
369 #endif
370 #endif
371
372 /* Amount of stuff to slurp up with each read. */
373 #ifndef YY_READ_BUF_SIZE
374 #define YY_READ_BUF_SIZE 8192
375 #endif
376
377 /* Copy whatever the last rule matched to the standard output. */
378
379 #ifndef ECHO
380 %- Standard (non-C++) definition
381 /* This used to be an fputs(), but since the string might contain NUL's,
382  * we now use fwrite().
383  */
384 #define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
385 %+ C++ definition
386 #define ECHO LexerOutput( yytext, yyleng )
387 %*
388 #endif
389
390 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
391  * is returned in "result".
392  */
393 #ifndef YY_INPUT
394 #define YY_INPUT(buf,result,max_size) \
395 %% fread()/read() definition of YY_INPUT goes here unless we're doing C++
396 %+ C++ definition
397         if ( (result = LexerInput( (char *) buf, max_size )) < 0 ) \
398                 YY_FATAL_ERROR( "input in flex scanner failed" );
399 %*
400 #endif
401
402 /* No semi-colon after return; correct usage is to write "yyterminate();" -
403  * we don't want an extra ';' after the "return" because that will cause
404  * some compilers to complain about unreachable statements.
405  */
406 #ifndef yyterminate
407 #define yyterminate() return YY_NULL
408 #endif
409
410 /* Number of entries by which start-condition stack grows. */
411 #ifndef YY_START_STACK_INCR
412 #define YY_START_STACK_INCR 25
413 #endif
414
415 /* Report a fatal error. */
416 #ifndef YY_FATAL_ERROR
417 %-
418 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
419 %+
420 #define YY_FATAL_ERROR(msg) LexerError( msg )
421 %*
422 #endif
423
424 /* Default declaration of generated scanner - a define so the user can
425  * easily add parameters.
426  */
427 #ifndef YY_DECL
428 %- Standard (non-C++) definition
429 #define YY_DECL int yylex YY_PROTO(( void ))
430 %+ C++ definition
431 #define YY_DECL int yyFlexLexer::yylex()
432 %*
433 #endif
434
435 /* Code executed at the beginning of each rule, after yytext and yyleng
436  * have been set up.
437  */
438 #ifndef YY_USER_ACTION
439 #define YY_USER_ACTION
440 #endif
441
442 /* Code executed at the end of each rule. */
443 #ifndef YY_BREAK
444 #define YY_BREAK break;
445 #endif
446
447 %% YY_RULE_SETUP definition goes here
448
449 YY_DECL
450         {
451         yy_state_type yy_current_state;
452         char *yy_cp, *yy_bp;
453         int yy_act;
454
455 %% user's declarations go here
456
457         if ( yy_init )
458                 {
459                 yy_init = 0;
460
461 #ifdef YY_USER_INIT
462                 YY_USER_INIT;
463 #endif
464
465                 if ( ! yy_start )
466                         yy_start = 1;   /* first start state */
467
468                 if ( ! yyin )
469 %-
470                         yyin = stdin;
471 %+
472                         yyin = &cin;
473 %*
474
475                 if ( ! yyout )
476 %-
477                         yyout = stdout;
478 %+
479                         yyout = &cout;
480 %*
481
482                 if ( ! yy_current_buffer )
483                         yy_current_buffer =
484                                 yy_create_buffer( yyin, YY_BUF_SIZE );
485
486                 yy_load_buffer_state();
487                 }
488
489         while ( 1 )             /* loops until end-of-file is reached */
490                 {
491 %% yymore()-related code goes here
492                 yy_cp = yy_c_buf_p;
493
494                 /* Support of yytext. */
495                 *yy_cp = yy_hold_char;
496
497                 /* yy_bp points to the position in yy_ch_buf of the start of
498                  * the current run.
499                  */
500                 yy_bp = yy_cp;
501
502 %% code to set up and find next match goes here
503
504 yy_find_action:
505 %% code to find the action number goes here
506
507                 YY_DO_BEFORE_ACTION;
508
509 %% code for yylineno update goes here
510
511 do_action:      /* This label is used only to access EOF actions. */
512
513 %% debug code goes here
514
515                 switch ( yy_act )
516         { /* beginning of action switch */
517 %% actions go here
518
519         case YY_END_OF_BUFFER:
520                 {
521                 /* Amount of text matched not including the EOB char. */
522                 int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
523
524                 /* Undo the effects of YY_DO_BEFORE_ACTION. */
525                 *yy_cp = yy_hold_char;
526                 YY_RESTORE_YY_MORE_OFFSET
527
528                 if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
529                         {
530                         /* We're scanning a new file or input source.  It's
531                          * possible that this happened because the user
532                          * just pointed yyin at a new source and called
533                          * yylex().  If so, then we have to assure
534                          * consistency between yy_current_buffer and our
535                          * globals.  Here is the right place to do so, because
536                          * this is the first action (other than possibly a
537                          * back-up) that will match for the new input source.
538                          */
539                         yy_n_chars = yy_current_buffer->yy_n_chars;
540                         yy_current_buffer->yy_input_file = yyin;
541                         yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
542                         }
543
544                 /* Note that here we test for yy_c_buf_p "<=" to the position
545                  * of the first EOB in the buffer, since yy_c_buf_p will
546                  * already have been incremented past the NUL character
547                  * (since all states make transitions on EOB to the
548                  * end-of-buffer state).  Contrast this with the test
549                  * in input().
550                  */
551                 if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
552                         { /* This was really a NUL. */
553                         yy_state_type yy_next_state;
554
555                         yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
556
557                         yy_current_state = yy_get_previous_state();
558
559                         /* Okay, we're now positioned to make the NUL
560                          * transition.  We couldn't have
561                          * yy_get_previous_state() go ahead and do it
562                          * for us because it doesn't know how to deal
563                          * with the possibility of jamming (and we don't
564                          * want to build jamming into it because then it
565                          * will run more slowly).
566                          */
567
568                         yy_next_state = yy_try_NUL_trans( yy_current_state );
569
570                         yy_bp = yytext_ptr + YY_MORE_ADJ;
571
572                         if ( yy_next_state )
573                                 {
574                                 /* Consume the NUL. */
575                                 yy_cp = ++yy_c_buf_p;
576                                 yy_current_state = yy_next_state;
577                                 goto yy_match;
578                                 }
579
580                         else
581                                 {
582 %% code to do back-up for compressed tables and set up yy_cp goes here
583                                 goto yy_find_action;
584                                 }
585                         }
586
587                 else switch ( yy_get_next_buffer() )
588                         {
589                         case EOB_ACT_END_OF_FILE:
590                                 {
591                                 yy_did_buffer_switch_on_eof = 0;
592
593                                 if ( yywrap() )
594                                         {
595                                         /* Note: because we've taken care in
596                                          * yy_get_next_buffer() to have set up
597                                          * yytext, we can now set up
598                                          * yy_c_buf_p so that if some total
599                                          * hoser (like flex itself) wants to
600                                          * call the scanner after we return the
601                                          * YY_NULL, it'll still work - another
602                                          * YY_NULL will get returned.
603                                          */
604                                         yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
605
606                                         yy_act = YY_STATE_EOF(YY_START);
607                                         goto do_action;
608                                         }
609
610                                 else
611                                         {
612                                         if ( ! yy_did_buffer_switch_on_eof )
613                                                 YY_NEW_FILE;
614                                         }
615                                 break;
616                                 }
617
618                         case EOB_ACT_CONTINUE_SCAN:
619                                 yy_c_buf_p =
620                                         yytext_ptr + yy_amount_of_matched_text;
621
622                                 yy_current_state = yy_get_previous_state();
623
624                                 yy_cp = yy_c_buf_p;
625                                 yy_bp = yytext_ptr + YY_MORE_ADJ;
626                                 goto yy_match;
627
628                         case EOB_ACT_LAST_MATCH:
629                                 yy_c_buf_p =
630                                 &yy_current_buffer->yy_ch_buf[yy_n_chars];
631
632                                 yy_current_state = yy_get_previous_state();
633
634                                 yy_cp = yy_c_buf_p;
635                                 yy_bp = yytext_ptr + YY_MORE_ADJ;
636                                 goto yy_find_action;
637                         }
638                 break;
639                 }
640
641         default:
642                 YY_FATAL_ERROR(
643                         "fatal flex scanner internal error--no action found" );
644         } /* end of action switch */
645                 } /* end of scanning one token */
646         } /* end of yylex */
647
648 %+
649 yyFlexLexer::yyFlexLexer( istream* arg_yyin, ostream* arg_yyout )
650         {
651         yyin = arg_yyin;
652         yyout = arg_yyout;
653         yy_c_buf_p = 0;
654         yy_init = 1;
655         yy_start = 0;
656         yy_flex_debug = 0;
657         yylineno = 1;   // this will only get updated if %option yylineno
658
659         yy_did_buffer_switch_on_eof = 0;
660
661         yy_looking_for_trail_begin = 0;
662         yy_more_flag = 0;
663         yy_more_len = 0;
664         yy_more_offset = yy_prev_more_offset = 0;
665
666         yy_start_stack_ptr = yy_start_stack_depth = 0;
667         yy_start_stack = 0;
668
669         yy_current_buffer = 0;
670
671 #ifdef YY_USES_REJECT
672         yy_state_buf = new yy_state_type[YY_BUF_SIZE + 2];
673 #else
674         yy_state_buf = 0;
675 #endif
676         }
677
678 yyFlexLexer::~yyFlexLexer()
679         {
680         delete yy_state_buf;
681         yy_delete_buffer( yy_current_buffer );
682         }
683
684 void yyFlexLexer::switch_streams( istream* new_in, ostream* new_out )
685         {
686         if ( new_in )
687                 {
688                 yy_delete_buffer( yy_current_buffer );
689                 yy_switch_to_buffer( yy_create_buffer( new_in, YY_BUF_SIZE ) );
690                 }
691
692         if ( new_out )
693                 yyout = new_out;
694         }
695
696 #ifdef YY_INTERACTIVE
697 int yyFlexLexer::LexerInput( char* buf, int /* max_size */ )
698 #else
699 int yyFlexLexer::LexerInput( char* buf, int max_size )
700 #endif
701         {
702         if ( yyin->eof() || yyin->fail() )
703                 return 0;
704
705 #ifdef YY_INTERACTIVE
706         yyin->get( buf[0] );
707
708         if ( yyin->eof() )
709                 return 0;
710
711         if ( yyin->bad() )
712                 return -1;
713
714         return 1;
715
716 #else
717         (void) yyin->read( buf, max_size );
718
719         if ( yyin->bad() )
720                 return -1;
721         else
722                 return yyin->gcount();
723 #endif
724         }
725
726 void yyFlexLexer::LexerOutput( const char* buf, int size )
727         {
728         (void) yyout->write( buf, size );
729         }
730 %*
731
732 /* yy_get_next_buffer - try to read in a new buffer
733  *
734  * Returns a code representing an action:
735  *      EOB_ACT_LAST_MATCH -
736  *      EOB_ACT_CONTINUE_SCAN - continue scanning from current position
737  *      EOB_ACT_END_OF_FILE - end of file
738  */
739
740 %-
741 #ifdef YY_USE_PROTOS
742 static int yy_get_next_buffer( void )
743 #else
744 static int yy_get_next_buffer()
745 #endif
746 %+
747 int yyFlexLexer::yy_get_next_buffer()
748 %*
749         {
750         char *dest = yy_current_buffer->yy_ch_buf;
751         char *source = yytext_ptr;
752         int number_to_move, i;
753         int ret_val;
754
755         if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
756                 YY_FATAL_ERROR(
757                 "fatal flex scanner internal error--end of buffer missed" );
758
759         if ( yy_current_buffer->yy_fill_buffer == 0 )
760                 { /* Don't try to fill the buffer, so this is an EOF. */
761                 if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
762                         {
763                         /* We matched a single character, the EOB, so
764                          * treat this as a final EOF.
765                          */
766                         return EOB_ACT_END_OF_FILE;
767                         }
768
769                 else
770                         {
771                         /* We matched some text prior to the EOB, first
772                          * process it.
773                          */
774                         return EOB_ACT_LAST_MATCH;
775                         }
776                 }
777
778         /* Try to read more data. */
779
780         /* First move last chars to start of buffer. */
781         number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
782
783         for ( i = 0; i < number_to_move; ++i )
784                 *(dest++) = *(source++);
785
786         if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
787                 /* don't do the read, it's not guaranteed to return an EOF,
788                  * just force an EOF
789                  */
790                 yy_current_buffer->yy_n_chars = yy_n_chars = 0;
791
792         else
793                 {
794                 int num_to_read =
795                         yy_current_buffer->yy_buf_size - number_to_move - 1;
796
797                 while ( num_to_read <= 0 )
798                         { /* Not enough room in the buffer - grow it. */
799 #ifdef YY_USES_REJECT
800                         YY_FATAL_ERROR(
801 "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
802 #else
803
804                         /* just a shorter name for the current buffer */
805                         YY_BUFFER_STATE b = yy_current_buffer;
806
807                         int yy_c_buf_p_offset =
808                                 (int) (yy_c_buf_p - b->yy_ch_buf);
809
810                         if ( b->yy_is_our_buffer )
811                                 {
812                                 int new_size = b->yy_buf_size * 2;
813
814                                 if ( new_size <= 0 )
815                                         b->yy_buf_size += b->yy_buf_size / 8;
816                                 else
817                                         b->yy_buf_size *= 2;
818
819                                 b->yy_ch_buf = (char *)
820                                         /* Include room in for 2 EOB chars. */
821                                         yy_flex_realloc( (void *) b->yy_ch_buf,
822                                                          b->yy_buf_size + 2 );
823                                 }
824                         else
825                                 /* Can't grow it, we don't own it. */
826                                 b->yy_ch_buf = 0;
827
828                         if ( ! b->yy_ch_buf )
829                                 YY_FATAL_ERROR(
830                                 "fatal error - scanner input buffer overflow" );
831
832                         yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
833
834                         num_to_read = yy_current_buffer->yy_buf_size -
835                                                 number_to_move - 1;
836 #endif
837                         }
838
839                 if ( num_to_read > YY_READ_BUF_SIZE )
840                         num_to_read = YY_READ_BUF_SIZE;
841
842                 /* Read in more data. */
843                 YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
844                         yy_n_chars, num_to_read );
845
846                 yy_current_buffer->yy_n_chars = yy_n_chars;
847                 }
848
849         if ( yy_n_chars == 0 )
850                 {
851                 if ( number_to_move == YY_MORE_ADJ )
852                         {
853                         ret_val = EOB_ACT_END_OF_FILE;
854                         yyrestart( yyin );
855                         }
856
857                 else
858                         {
859                         ret_val = EOB_ACT_LAST_MATCH;
860                         yy_current_buffer->yy_buffer_status =
861                                 YY_BUFFER_EOF_PENDING;
862                         }
863                 }
864
865         else
866                 ret_val = EOB_ACT_CONTINUE_SCAN;
867
868         yy_n_chars += number_to_move;
869         yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
870         yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
871
872         yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
873
874         return ret_val;
875         }
876
877
878 /* yy_get_previous_state - get the state just before the EOB char was reached */
879
880 %-
881 #ifdef YY_USE_PROTOS
882 static yy_state_type yy_get_previous_state( void )
883 #else
884 static yy_state_type yy_get_previous_state()
885 #endif
886 %+
887 yy_state_type yyFlexLexer::yy_get_previous_state()
888 %*
889         {
890         yy_state_type yy_current_state;
891         char *yy_cp;
892
893 %% code to get the start state into yy_current_state goes here
894
895         for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
896                 {
897 %% code to find the next state goes here
898                 }
899
900         return yy_current_state;
901         }
902
903
904 /* yy_try_NUL_trans - try to make a transition on the NUL character
905  *
906  * synopsis
907  *      next_state = yy_try_NUL_trans( current_state );
908  */
909
910 %-
911 #ifdef YY_USE_PROTOS
912 static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
913 #else
914 static yy_state_type yy_try_NUL_trans( yy_current_state )
915 yy_state_type yy_current_state;
916 #endif
917 %+
918 yy_state_type yyFlexLexer::yy_try_NUL_trans( yy_state_type yy_current_state )
919 %*
920         {
921         int yy_is_jam;
922 %% code to find the next state, and perhaps do backing up, goes here
923
924         return yy_is_jam ? 0 : yy_current_state;
925         }
926
927
928 %-
929 #ifndef YY_NO_UNPUT
930 #ifdef YY_USE_PROTOS
931 static void yyunput( int c, char *yy_bp )
932 #else
933 static void yyunput( c, yy_bp )
934 int c;
935 char *yy_bp;
936 #endif
937 %+
938 void yyFlexLexer::yyunput( int c, char* yy_bp )
939 %*
940         {
941         char *yy_cp = yy_c_buf_p;
942
943         /* undo effects of setting up yytext */
944         *yy_cp = yy_hold_char;
945
946         if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
947                 { /* need to shift things up to make room */
948                 /* +2 for EOB chars. */
949                 int number_to_move = yy_n_chars + 2;
950                 char *dest = &yy_current_buffer->yy_ch_buf[
951                                         yy_current_buffer->yy_buf_size + 2];
952                 char *source = &yy_current_buffer->yy_ch_buf[number_to_move];
953
954                 while ( source > yy_current_buffer->yy_ch_buf )
955                         *--dest = *--source;
956
957                 yy_cp += (int) (dest - source);
958                 yy_bp += (int) (dest - source);
959                 yy_current_buffer->yy_n_chars =
960                         yy_n_chars = yy_current_buffer->yy_buf_size;
961
962                 if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
963                         YY_FATAL_ERROR( "flex scanner push-back overflow" );
964                 }
965
966         *--yy_cp = (char) c;
967
968 %% update yylineno here
969
970         yytext_ptr = yy_bp;
971         yy_hold_char = *yy_cp;
972         yy_c_buf_p = yy_cp;
973         }
974 %-
975 #endif  /* ifndef YY_NO_UNPUT */
976 %*
977
978
979 %-
980 #ifdef __cplusplus
981 static int yyinput()
982 #else
983 #ifdef YY_USE_PROTOS
984 static int input( void )
985 #else
986 static int input()
987 #endif
988 #endif
989 %+
990 int yyFlexLexer::yyinput()
991 %*
992         {
993         int c;
994
995         *yy_c_buf_p = yy_hold_char;
996
997         if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
998                 {
999                 /* yy_c_buf_p now points to the character we want to return.
1000                  * If this occurs *before* the EOB characters, then it's a
1001                  * valid NUL; if not, then we've hit the end of the buffer.
1002                  */
1003                 if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
1004                         /* This was really a NUL. */
1005                         *yy_c_buf_p = '\0';
1006
1007                 else
1008                         { /* need more input */
1009                         int offset = yy_c_buf_p - yytext_ptr;
1010                         ++yy_c_buf_p;
1011
1012                         switch ( yy_get_next_buffer() )
1013                                 {
1014                                 case EOB_ACT_LAST_MATCH:
1015                                         /* This happens because yy_g_n_b()
1016                                          * sees that we've accumulated a
1017                                          * token and flags that we need to
1018                                          * try matching the token before
1019                                          * proceeding.  But for input(),
1020                                          * there's no matching to consider.
1021                                          * So convert the EOB_ACT_LAST_MATCH
1022                                          * to EOB_ACT_END_OF_FILE.
1023                                          */
1024
1025                                         /* Reset buffer status. */
1026                                         yyrestart( yyin );
1027
1028                                         /* fall through */
1029
1030                                 case EOB_ACT_END_OF_FILE:
1031                                         {
1032                                         if ( yywrap() )
1033                                                 return EOF;
1034
1035                                         if ( ! yy_did_buffer_switch_on_eof )
1036                                                 YY_NEW_FILE;
1037 #ifdef __cplusplus
1038                                         return yyinput();
1039 #else
1040                                         return input();
1041 #endif
1042                                         }
1043
1044                                 case EOB_ACT_CONTINUE_SCAN:
1045                                         yy_c_buf_p = yytext_ptr + offset;
1046                                         break;
1047                                 }
1048                         }
1049                 }
1050
1051         c = *(unsigned char *) yy_c_buf_p;      /* cast for 8-bit char's */
1052         *yy_c_buf_p = '\0';     /* preserve yytext */
1053         yy_hold_char = *++yy_c_buf_p;
1054
1055 %% update BOL and yylineno
1056
1057         return c;
1058         }
1059
1060
1061 %-
1062 #ifdef YY_USE_PROTOS
1063 void yyrestart( FILE *input_file )
1064 #else
1065 void yyrestart( input_file )
1066 FILE *input_file;
1067 #endif
1068 %+
1069 void yyFlexLexer::yyrestart( istream* input_file )
1070 %*
1071         {
1072         if ( ! yy_current_buffer )
1073                 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
1074
1075         yy_init_buffer( yy_current_buffer, input_file );
1076         yy_load_buffer_state();
1077         }
1078
1079
1080 %-
1081 #ifdef YY_USE_PROTOS
1082 void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1083 #else
1084 void yy_switch_to_buffer( new_buffer )
1085 YY_BUFFER_STATE new_buffer;
1086 #endif
1087 %+
1088 void yyFlexLexer::yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
1089 %*
1090         {
1091         if ( yy_current_buffer == new_buffer )
1092                 return;
1093
1094         if ( yy_current_buffer )
1095                 {
1096                 /* Flush out information for old buffer. */
1097                 *yy_c_buf_p = yy_hold_char;
1098                 yy_current_buffer->yy_buf_pos = yy_c_buf_p;
1099                 yy_current_buffer->yy_n_chars = yy_n_chars;
1100                 }
1101
1102         yy_current_buffer = new_buffer;
1103         yy_load_buffer_state();
1104
1105         /* We don't actually know whether we did this switch during
1106          * EOF (yywrap()) processing, but the only time this flag
1107          * is looked at is after yywrap() is called, so it's safe
1108          * to go ahead and always set it.
1109          */
1110         yy_did_buffer_switch_on_eof = 1;
1111         }
1112
1113
1114 %-
1115 #ifdef YY_USE_PROTOS
1116 void yy_load_buffer_state( void )
1117 #else
1118 void yy_load_buffer_state()
1119 #endif
1120 %+
1121 void yyFlexLexer::yy_load_buffer_state()
1122 %*
1123         {
1124         yy_n_chars = yy_current_buffer->yy_n_chars;
1125         yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
1126         yyin = yy_current_buffer->yy_input_file;
1127         yy_hold_char = *yy_c_buf_p;
1128         }
1129
1130
1131 %-
1132 #ifdef YY_USE_PROTOS
1133 YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
1134 #else
1135 YY_BUFFER_STATE yy_create_buffer( file, size )
1136 FILE *file;
1137 int size;
1138 #endif
1139 %+
1140 YY_BUFFER_STATE yyFlexLexer::yy_create_buffer( istream* file, int size )
1141 %*
1142         {
1143         YY_BUFFER_STATE b;
1144
1145         b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1146         if ( ! b )
1147                 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1148
1149         b->yy_buf_size = size;
1150
1151         /* yy_ch_buf has to be 2 characters longer than the size given because
1152          * we need to put in 2 end-of-buffer characters.
1153          */
1154         b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
1155         if ( ! b->yy_ch_buf )
1156                 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1157
1158         b->yy_is_our_buffer = 1;
1159
1160         yy_init_buffer( b, file );
1161
1162         return b;
1163         }
1164
1165
1166 %-
1167 #ifdef YY_USE_PROTOS
1168 void yy_delete_buffer( YY_BUFFER_STATE b )
1169 #else
1170 void yy_delete_buffer( b )
1171 YY_BUFFER_STATE b;
1172 #endif
1173 %+
1174 void yyFlexLexer::yy_delete_buffer( YY_BUFFER_STATE b )
1175 %*
1176         {
1177         if ( ! b )
1178                 return;
1179
1180         if ( b == yy_current_buffer )
1181                 yy_current_buffer = (YY_BUFFER_STATE) 0;
1182
1183         if ( b->yy_is_our_buffer )
1184                 yy_flex_free( (void *) b->yy_ch_buf );
1185
1186         yy_flex_free( (void *) b );
1187         }
1188
1189
1190 %-
1191 #ifdef YY_USE_PROTOS
1192 void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
1193 #else
1194 void yy_init_buffer( b, file )
1195 YY_BUFFER_STATE b;
1196 FILE *file;
1197 #endif
1198
1199 %+
1200 extern "C" int isatty YY_PROTO(( int ));
1201 void yyFlexLexer::yy_init_buffer( YY_BUFFER_STATE b, istream* file )
1202 %*
1203
1204         {
1205         yy_flush_buffer( b );
1206
1207         b->yy_input_file = file;
1208         b->yy_fill_buffer = 1;
1209
1210 %-
1211 #if YY_ALWAYS_INTERACTIVE
1212         b->yy_is_interactive = 1;
1213 #else
1214 #if YY_NEVER_INTERACTIVE
1215         b->yy_is_interactive = 0;
1216 #else
1217         b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
1218 #endif
1219 #endif
1220 %+
1221         b->yy_is_interactive = 0;
1222 %*
1223         }
1224
1225
1226 %-
1227 #ifdef YY_USE_PROTOS
1228 void yy_flush_buffer( YY_BUFFER_STATE b )
1229 #else
1230 void yy_flush_buffer( b )
1231 YY_BUFFER_STATE b;
1232 #endif
1233
1234 %+
1235 void yyFlexLexer::yy_flush_buffer( YY_BUFFER_STATE b )
1236 %*
1237         {
1238         if ( ! b )
1239                 return;
1240
1241         b->yy_n_chars = 0;
1242
1243         /* We always need two end-of-buffer characters.  The first causes
1244          * a transition to the end-of-buffer state.  The second causes
1245          * a jam in that state.
1246          */
1247         b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1248         b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1249
1250         b->yy_buf_pos = &b->yy_ch_buf[0];
1251
1252         b->yy_at_bol = 1;
1253         b->yy_buffer_status = YY_BUFFER_NEW;
1254
1255         if ( b == yy_current_buffer )
1256                 yy_load_buffer_state();
1257         }
1258 %*
1259
1260
1261 #ifndef YY_NO_SCAN_BUFFER
1262 %-
1263 #ifdef YY_USE_PROTOS
1264 YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
1265 #else
1266 YY_BUFFER_STATE yy_scan_buffer( base, size )
1267 char *base;
1268 yy_size_t size;
1269 #endif
1270         {
1271         YY_BUFFER_STATE b;
1272
1273         if ( size < 2 ||
1274              base[size-2] != YY_END_OF_BUFFER_CHAR ||
1275              base[size-1] != YY_END_OF_BUFFER_CHAR )
1276                 /* They forgot to leave room for the EOB's. */
1277                 return 0;
1278
1279         b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
1280         if ( ! b )
1281                 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1282
1283         b->yy_buf_size = size - 2;      /* "- 2" to take care of EOB's */
1284         b->yy_buf_pos = b->yy_ch_buf = base;
1285         b->yy_is_our_buffer = 0;
1286         b->yy_input_file = 0;
1287         b->yy_n_chars = b->yy_buf_size;
1288         b->yy_is_interactive = 0;
1289         b->yy_at_bol = 1;
1290         b->yy_fill_buffer = 0;
1291         b->yy_buffer_status = YY_BUFFER_NEW;
1292
1293         yy_switch_to_buffer( b );
1294
1295         return b;
1296         }
1297 %*
1298 #endif
1299
1300
1301 #ifndef YY_NO_SCAN_STRING
1302 %-
1303 #ifdef YY_USE_PROTOS
1304 YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
1305 #else
1306 YY_BUFFER_STATE yy_scan_string( yy_str )
1307 yyconst char *yy_str;
1308 #endif
1309         {
1310         int len;
1311         for ( len = 0; yy_str[len]; ++len )
1312                 ;
1313
1314         return yy_scan_bytes( yy_str, len );
1315         }
1316 %*
1317 #endif
1318
1319
1320 #ifndef YY_NO_SCAN_BYTES
1321 %-
1322 #ifdef YY_USE_PROTOS
1323 YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
1324 #else
1325 YY_BUFFER_STATE yy_scan_bytes( bytes, len )
1326 yyconst char *bytes;
1327 int len;
1328 #endif
1329         {
1330         YY_BUFFER_STATE b;
1331         char *buf;
1332         yy_size_t n;
1333         int i;
1334
1335         /* Get memory for full buffer, including space for trailing EOB's. */
1336         n = len + 2;
1337         buf = (char *) yy_flex_alloc( n );
1338         if ( ! buf )
1339                 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1340
1341         for ( i = 0; i < len; ++i )
1342                 buf[i] = bytes[i];
1343
1344         buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
1345
1346         b = yy_scan_buffer( buf, n );
1347         if ( ! b )
1348                 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1349
1350         /* It's okay to grow etc. this buffer, and we should throw it
1351          * away when we're done.
1352          */
1353         b->yy_is_our_buffer = 1;
1354
1355         return b;
1356         }
1357 %*
1358 #endif
1359
1360
1361 #ifndef YY_NO_PUSH_STATE
1362 %-
1363 #ifdef YY_USE_PROTOS
1364 static void yy_push_state( int new_state )
1365 #else
1366 static void yy_push_state( new_state )
1367 int new_state;
1368 #endif
1369 %+
1370 void yyFlexLexer::yy_push_state( int new_state )
1371 %*
1372         {
1373         if ( yy_start_stack_ptr >= yy_start_stack_depth )
1374                 {
1375                 yy_size_t new_size;
1376
1377                 yy_start_stack_depth += YY_START_STACK_INCR;
1378                 new_size = yy_start_stack_depth * sizeof( int );
1379
1380                 if ( ! yy_start_stack )
1381                         yy_start_stack = (int *) yy_flex_alloc( new_size );
1382
1383                 else
1384                         yy_start_stack = (int *) yy_flex_realloc(
1385                                         (void *) yy_start_stack, new_size );
1386
1387                 if ( ! yy_start_stack )
1388                         YY_FATAL_ERROR(
1389                         "out of memory expanding start-condition stack" );
1390                 }
1391
1392         yy_start_stack[yy_start_stack_ptr++] = YY_START;
1393
1394         BEGIN(new_state);
1395         }
1396 #endif
1397
1398
1399 #ifndef YY_NO_POP_STATE
1400 %-
1401 #ifdef YY_USE_PROTOS
1402 static void yy_pop_state( void )
1403 #else
1404 static void yy_pop_state()
1405 #endif
1406 %+
1407 void yyFlexLexer::yy_pop_state()
1408 %*
1409         {
1410         if ( --yy_start_stack_ptr < 0 )
1411                 YY_FATAL_ERROR( "start-condition stack underflow" );
1412
1413         BEGIN(yy_start_stack[yy_start_stack_ptr]);
1414         }
1415 #endif
1416
1417
1418 #ifndef YY_NO_TOP_STATE
1419 %-
1420 #ifdef YY_USE_PROTOS
1421 static int yy_top_state( void )
1422 #else
1423 static int yy_top_state()
1424 #endif
1425 %+
1426 int yyFlexLexer::yy_top_state()
1427 %*
1428         {
1429         return yy_start_stack[yy_start_stack_ptr - 1];
1430         }
1431 #endif
1432
1433 #ifndef YY_EXIT_FAILURE
1434 #define YY_EXIT_FAILURE 2
1435 #endif
1436
1437 %-
1438 #ifdef YY_USE_PROTOS
1439 static void yy_fatal_error( yyconst char msg[] )
1440 #else
1441 static void yy_fatal_error( msg )
1442 char msg[];
1443 #endif
1444         {
1445         (void) fprintf( stderr, "%s\n", msg );
1446         exit( YY_EXIT_FAILURE );
1447         }
1448
1449 %+
1450
1451 void yyFlexLexer::LexerError( yyconst char msg[] )
1452         {
1453         cerr << msg << '\n';
1454         exit( YY_EXIT_FAILURE );
1455         }
1456 %*
1457
1458
1459 /* Redefine yyless() so it works in section 3 code. */
1460
1461 #undef yyless
1462 #define yyless(n) \
1463         do \
1464                 { \
1465                 /* Undo effects of setting up yytext. */ \
1466                 yytext[yyleng] = yy_hold_char; \
1467                 yy_c_buf_p = yytext + n; \
1468                 yy_hold_char = *yy_c_buf_p; \
1469                 *yy_c_buf_p = '\0'; \
1470                 yyleng = n; \
1471                 } \
1472         while ( 0 )
1473
1474
1475 /* Internal utility routines. */
1476
1477 #ifndef yytext_ptr
1478 #ifdef YY_USE_PROTOS
1479 static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
1480 #else
1481 static void yy_flex_strncpy( s1, s2, n )
1482 char *s1;
1483 yyconst char *s2;
1484 int n;
1485 #endif
1486         {
1487         int i;
1488         for ( i = 0; i < n; ++i )
1489                 s1[i] = s2[i];
1490         }
1491 #endif
1492
1493 #ifdef YY_NEED_STRLEN
1494 #ifdef YY_USE_PROTOS
1495 static int yy_flex_strlen( yyconst char *s )
1496 #else
1497 static int yy_flex_strlen( s )
1498 yyconst char *s;
1499 #endif
1500         {
1501         int n;
1502         for ( n = 0; s[n]; ++n )
1503                 ;
1504
1505         return n;
1506         }
1507 #endif
1508
1509
1510 #ifdef YY_USE_PROTOS
1511 static void *yy_flex_alloc( yy_size_t size )
1512 #else
1513 static void *yy_flex_alloc( size )
1514 yy_size_t size;
1515 #endif
1516         {
1517         return (void *) malloc( size );
1518         }
1519
1520 #ifdef YY_USE_PROTOS
1521 static void *yy_flex_realloc( void *ptr, yy_size_t size )
1522 #else
1523 static void *yy_flex_realloc( ptr, size )
1524 void *ptr;
1525 yy_size_t size;
1526 #endif
1527         {
1528         /* The cast to (char *) in the following accommodates both
1529          * implementations that use char* generic pointers, and those
1530          * that use void* generic pointers.  It works with the latter
1531          * because both ANSI C and C++ allow castless assignment from
1532          * any pointer type to void*, and deal with argument conversions
1533          * as though doing an assignment.
1534          */
1535         return (void *) realloc( (char *) ptr, size );
1536         }
1537
1538 #ifdef YY_USE_PROTOS
1539 static void yy_flex_free( void *ptr )
1540 #else
1541 static void yy_flex_free( ptr )
1542 void *ptr;
1543 #endif
1544         {
1545         free( ptr );
1546         }
1547
1548 #if YY_MAIN
1549 int main()
1550         {
1551         yylex();
1552         return 0;
1553         }
1554 #endif