1 /* A lexical scanner generated by flex */
3 /* Scanner skeleton version:
8 #define YY_FLEX_MAJOR_VERSION 2
9 #define YY_FLEX_MINOR_VERSION 5
14 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
27 /* Use prototypes in function declarations. */
30 /* The "const" storage-class-modifier is valid. */
33 #else /* ! __cplusplus */
41 #endif /* ! __cplusplus */
60 #define YY_PROTO(proto) proto
62 #define YY_PROTO(proto) ()
65 /* Returned upon end-of-file. */
68 /* Promotes a possibly negative, possibly signed char to an unsigned
69 * integer for use as an array index. If the signed char is negative,
70 * we want to instead treat it as an 8-bit unsigned char, hence the
73 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
75 /* Enter a start condition. This macro really ought to take a parameter,
76 * but we do it the disgusting crufty way forced on us by the ()-less
77 * definition of BEGIN.
79 #define BEGIN yy_start = 1 + 2 *
81 /* Translate the current start state into a value that can be later handed
82 * to BEGIN to return to the state. The YYSTATE alias is for lex
85 #define YY_START ((yy_start - 1) / 2)
86 #define YYSTATE YY_START
88 /* Action number for EOF rule of a given start state. */
89 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
91 /* Special action meaning "start processing a new file". */
92 #define YY_NEW_FILE yyrestart( yyin )
94 #define YY_END_OF_BUFFER_CHAR 0
96 /* Size of default input buffer. */
97 #define YY_BUF_SIZE 16384
99 typedef struct yy_buffer_state
*YY_BUFFER_STATE
;
102 extern FILE *yyin
, *yyout
;
104 #define EOB_ACT_CONTINUE_SCAN 0
105 #define EOB_ACT_END_OF_FILE 1
106 #define EOB_ACT_LAST_MATCH 2
108 /* The funky do-while in the following #define is used to turn the definition
109 * int a single C statement (which needs a semi-colon terminator). This
110 * avoids problems with code like:
112 * if ( condition_holds )
115 * do_something_else();
117 * Prior to using the do-while the compiler would get upset at the
118 * "else" because it interpreted the "if" statement as being all
119 * done when it reached the ';' after the yyless() call.
122 /* Return all but the first 'n' matched characters back to the input stream. */
127 /* Undo effects of setting up yytext. */ \
128 *yy_cp = yy_hold_char; \
129 YY_RESTORE_YY_MORE_OFFSET \
130 yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
131 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
135 #define unput(c) yyunput( c, yytext_ptr )
137 /* The following is because we cannot portably get our hands on size_t
138 * (without autoconf's help, which isn't available because we want
139 * flex-generated scanners to compile on their own).
141 typedef unsigned int yy_size_t
;
144 struct yy_buffer_state
148 char *yy_ch_buf
; /* input buffer */
149 char *yy_buf_pos
; /* current position in input buffer */
151 /* Size of input buffer in bytes, not including room for EOB
154 yy_size_t yy_buf_size
;
156 /* Number of characters read into yy_ch_buf, not including EOB
161 /* Whether we "own" the buffer - i.e., we know we created it,
162 * and can realloc() it to grow it, and should free() it to
165 int yy_is_our_buffer
;
167 /* Whether this is an "interactive" input source; if so, and
168 * if we're using stdio for input, then we want to use getc()
169 * instead of fread(), to make sure we stop fetching input after
172 int yy_is_interactive
;
174 /* Whether we're considered to be at the beginning of a line.
175 * If so, '^' rules will be active on the next match, otherwise
180 /* Whether to try to fill the input buffer when we reach the
185 int yy_buffer_status
;
186 #define YY_BUFFER_NEW 0
187 #define YY_BUFFER_NORMAL 1
188 /* When an EOF's been seen but there's still some text to process
189 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
190 * shouldn't try reading from the input source any more. We might
191 * still have a bunch of tokens to match, though, because of
192 * possible backing-up.
194 * When we actually see the EOF, we change the status to "new"
195 * (via yyrestart()), so that the user can continue scanning by
196 * just pointing yyin at a new input file.
198 #define YY_BUFFER_EOF_PENDING 2
201 static YY_BUFFER_STATE yy_current_buffer
= 0;
203 /* We provide macros for accessing buffer states in case in the
204 * future we want to put the buffer states in a more general
207 #define YY_CURRENT_BUFFER yy_current_buffer
210 /* yy_hold_char holds the character lost when yytext is formed. */
211 static char yy_hold_char
;
213 static int yy_n_chars
; /* number of characters read into yy_ch_buf */
218 /* Points to current character in buffer. */
219 static char *yy_c_buf_p
= (char *) 0;
220 static int yy_init
= 1; /* whether we need to initialize */
221 static int yy_start
= 0; /* start state number */
223 /* Flag which is used to allow yywrap()'s to do buffer switches
224 * instead of setting up a fresh yyin. A bit of a hack ...
226 static int yy_did_buffer_switch_on_eof
;
228 void yyrestart
YY_PROTO(( FILE *input_file
));
230 void yy_switch_to_buffer
YY_PROTO(( YY_BUFFER_STATE new_buffer
));
231 void yy_load_buffer_state
YY_PROTO(( void ));
232 YY_BUFFER_STATE yy_create_buffer
YY_PROTO(( FILE *file
, int size
));
233 void yy_delete_buffer
YY_PROTO(( YY_BUFFER_STATE b
));
234 void yy_init_buffer
YY_PROTO(( YY_BUFFER_STATE b
, FILE *file
));
235 void yy_flush_buffer
YY_PROTO(( YY_BUFFER_STATE b
));
236 #define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
238 YY_BUFFER_STATE yy_scan_buffer
YY_PROTO(( char *base
, yy_size_t size
));
239 YY_BUFFER_STATE yy_scan_string
YY_PROTO(( yyconst
char *yy_str
));
240 YY_BUFFER_STATE yy_scan_bytes
YY_PROTO(( yyconst
char *bytes
, int len
));
242 static void *yy_flex_alloc
YY_PROTO(( yy_size_t
));
243 static void *yy_flex_realloc
YY_PROTO(( void *, yy_size_t
));
244 static void yy_flex_free
YY_PROTO(( void * ));
246 #define yy_new_buffer yy_create_buffer
248 #define yy_set_interactive(is_interactive) \
250 if ( ! yy_current_buffer ) \
251 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
252 yy_current_buffer->yy_is_interactive = is_interactive; \
255 #define yy_set_bol(at_bol) \
257 if ( ! yy_current_buffer ) \
258 yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
259 yy_current_buffer->yy_at_bol = at_bol; \
262 #define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
264 typedef unsigned char YY_CHAR
;
265 FILE *yyin
= (FILE *) 0, *yyout
= (FILE *) 0;
266 typedef int yy_state_type
;
268 #define yytext_ptr yytext
270 static yy_state_type yy_get_previous_state
YY_PROTO(( void ));
271 static yy_state_type yy_try_NUL_trans
YY_PROTO(( yy_state_type current_state
));
272 static int yy_get_next_buffer
YY_PROTO(( void ));
273 static void yy_fatal_error
YY_PROTO(( yyconst
char msg
[] ));
275 /* Done after the current pattern has been matched and before the
276 * corresponding action - sets up yytext.
278 #define YY_DO_BEFORE_ACTION \
279 yytext_ptr = yy_bp; \
280 yyleng = (int) (yy_cp - yy_bp); \
281 yy_hold_char = *yy_cp; \
285 #define YY_NUM_RULES 33
286 #define YY_END_OF_BUFFER 34
287 static yyconst
short int yy_accept
[99] =
289 0, 0, 34, 33, 32, 31, 33, 33, 4, 27,
290 3, 29, 29, 29, 29, 29, 29, 29, 29, 29,
291 29, 29, 29, 29, 1, 2, 32, 0, 0, 27,
292 29, 29, 29, 29, 29, 20, 29, 29, 29, 29,
293 29, 29, 29, 19, 29, 29, 29, 28, 30, 29,
294 29, 29, 23, 29, 29, 29, 29, 29, 29, 24,
295 29, 29, 29, 29, 29, 7, 9, 11, 13, 29,
296 29, 22, 29, 29, 8, 10, 12, 14, 29, 29,
297 21, 29, 26, 29, 18, 29, 25, 29, 17, 29,
298 29, 29, 29, 15, 5, 16, 6, 0
302 static yyconst
int yy_ec
[256] =
304 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
305 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
306 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
307 1, 2, 1, 4, 5, 1, 1, 1, 1, 1,
308 1, 1, 1, 1, 6, 1, 1, 7, 8, 9,
309 10, 11, 7, 7, 7, 7, 7, 1, 12, 1,
310 1, 1, 1, 1, 13, 13, 14, 13, 13, 15,
311 13, 13, 13, 13, 13, 13, 16, 13, 17, 13,
312 13, 13, 18, 19, 13, 13, 13, 13, 13, 13,
313 1, 1, 1, 1, 13, 1, 20, 13, 21, 22,
315 23, 24, 13, 25, 26, 13, 13, 27, 28, 29,
316 30, 31, 13, 32, 33, 34, 35, 13, 13, 13,
317 13, 13, 36, 1, 37, 1, 1, 1, 1, 1,
318 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
319 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
320 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
321 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
322 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
323 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
324 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
326 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
327 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
328 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
329 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
330 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
334 static yyconst
int yy_meta
[38] =
336 1, 1, 2, 1, 1, 1, 3, 3, 3, 3,
337 3, 1, 3, 3, 3, 3, 3, 3, 3, 3,
338 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
342 static yyconst
short int yy_base
[102] =
344 0, 0, 122, 123, 119, 123, 0, 0, 123, 31,
345 123, 0, 90, 99, 88, 19, 92, 84, 85, 94,
346 83, 20, 87, 79, 123, 123, 108, 105, 105, 45,
347 0, 78, 79, 83, 80, 0, 69, 76, 66, 71,
348 72, 76, 73, 0, 62, 69, 59, 89, 123, 58,
349 58, 49, 0, 64, 65, 65, 53, 53, 53, 0,
350 59, 60, 60, 50, 58, 0, 0, 0, 0, 50,
351 45, 0, 46, 54, 0, 0, 0, 0, 46, 41,
352 0, 44, 0, 44, 0, 42, 0, 42, 0, 42,
353 33, 20, 13, 0, 0, 0, 0, 123, 64, 67,
358 static yyconst
short int yy_def
[102] =
360 98, 1, 98, 98, 98, 98, 99, 100, 98, 101,
361 98, 101, 101, 101, 101, 101, 101, 101, 101, 101,
362 101, 101, 101, 101, 98, 98, 98, 99, 100, 101,
363 101, 101, 101, 101, 101, 101, 101, 101, 101, 101,
364 101, 101, 101, 101, 101, 101, 101, 99, 98, 101,
365 101, 101, 101, 101, 101, 101, 101, 101, 101, 101,
366 101, 101, 101, 101, 101, 101, 101, 101, 101, 101,
367 101, 101, 101, 101, 101, 101, 101, 101, 101, 101,
368 101, 101, 101, 101, 101, 101, 101, 101, 101, 101,
369 101, 101, 101, 101, 101, 101, 101, 0, 98, 98,
374 static yyconst
short int yy_nxt
[161] =
376 4, 5, 6, 7, 8, 9, 10, 10, 10, 10,
377 10, 11, 12, 13, 14, 15, 16, 17, 18, 12,
378 19, 12, 12, 20, 12, 12, 12, 21, 12, 22,
379 12, 12, 23, 24, 12, 25, 26, 30, 30, 30,
380 30, 30, 35, 43, 31, 97, 96, 36, 44, 37,
381 45, 30, 30, 30, 30, 30, 66, 67, 68, 69,
382 75, 76, 77, 78, 28, 95, 28, 29, 94, 29,
383 93, 92, 91, 90, 89, 88, 87, 86, 85, 84,
384 83, 82, 81, 80, 79, 74, 73, 72, 71, 70,
385 65, 64, 48, 63, 62, 61, 60, 59, 58, 57,
387 56, 55, 54, 53, 52, 51, 50, 49, 48, 27,
388 47, 46, 42, 41, 40, 39, 38, 34, 33, 32,
389 27, 98, 3, 98, 98, 98, 98, 98, 98, 98,
390 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
391 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
392 98, 98, 98, 98, 98, 98, 98, 98, 98, 98
395 static yyconst
short int yy_chk
[161] =
397 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
398 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
399 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
400 1, 1, 1, 1, 1, 1, 1, 10, 10, 10,
401 10, 10, 16, 22, 101, 93, 92, 16, 22, 16,
402 22, 30, 30, 30, 30, 30, 52, 52, 52, 52,
403 59, 59, 59, 59, 99, 91, 99, 100, 90, 100,
404 88, 86, 84, 82, 80, 79, 74, 73, 71, 70,
405 65, 64, 63, 62, 61, 58, 57, 56, 55, 54,
406 51, 50, 48, 47, 46, 45, 43, 42, 41, 40,
408 39, 38, 37, 35, 34, 33, 32, 29, 28, 27,
409 24, 23, 21, 20, 19, 18, 17, 15, 14, 13,
410 5, 3, 98, 98, 98, 98, 98, 98, 98, 98,
411 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
412 98, 98, 98, 98, 98, 98, 98, 98, 98, 98,
413 98, 98, 98, 98, 98, 98, 98, 98, 98, 98
416 static yy_state_type yy_last_accepting_state
;
417 static char *yy_last_accepting_cpos
;
419 /* The intent behind this definition is that it'll catch
420 * any uses of REJECT which flex missed.
422 #define REJECT reject_used_but_not_detected
423 #define yymore() yymore_used_but_not_detected
424 #define YY_MORE_ADJ 0
425 #define YY_RESTORE_YY_MORE_OFFSET
432 #include "yacc_parser.hh"
434 extern YYSTYPE yylval
;
438 /* Macros after this point can all be overridden by user definitions in
442 #ifndef YY_SKIP_YYWRAP
444 extern "C" int yywrap
YY_PROTO(( void ));
446 extern int yywrap
YY_PROTO(( void ));
451 static void yyunput
YY_PROTO(( int c
, char *buf_ptr
));
455 static void yy_flex_strncpy
YY_PROTO(( char *, yyconst
char *, int ));
458 #ifdef YY_NEED_STRLEN
459 static int yy_flex_strlen
YY_PROTO(( yyconst
char * ));
464 static int yyinput
YY_PROTO(( void ));
466 static int input
YY_PROTO(( void ));
471 static int yy_start_stack_ptr
= 0;
472 static int yy_start_stack_depth
= 0;
473 static int *yy_start_stack
= 0;
474 #ifndef YY_NO_PUSH_STATE
475 static void yy_push_state
YY_PROTO(( int new_state
));
477 #ifndef YY_NO_POP_STATE
478 static void yy_pop_state
YY_PROTO(( void ));
480 #ifndef YY_NO_TOP_STATE
481 static int yy_top_state
YY_PROTO(( void ));
485 #define YY_NO_PUSH_STATE 1
486 #define YY_NO_POP_STATE 1
487 #define YY_NO_TOP_STATE 1
490 #ifdef YY_MALLOC_DECL
498 /* Just try to get by without declaring the routines. This will fail
499 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
500 * or sizeof(void*) != sizeof(int).
505 /* Amount of stuff to slurp up with each read. */
506 #ifndef YY_READ_BUF_SIZE
507 #define YY_READ_BUF_SIZE 8192
510 /* Copy whatever the last rule matched to the standard output. */
513 /* This used to be an fputs(), but since the string might contain NUL's,
514 * we now use fwrite().
516 #define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
519 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
520 * is returned in "result".
523 #define YY_INPUT(buf,result,max_size) \
524 if ( yy_current_buffer->yy_is_interactive ) \
527 for ( n = 0; n < max_size && \
528 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
531 buf[n++] = (char) c; \
532 if ( c == EOF && ferror( yyin ) ) \
533 YY_FATAL_ERROR( "input in flex scanner failed" ); \
536 else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
537 && ferror( yyin ) ) \
538 YY_FATAL_ERROR( "input in flex scanner failed" );
541 /* No semi-colon after return; correct usage is to write "yyterminate();" -
542 * we don't want an extra ';' after the "return" because that will cause
543 * some compilers to complain about unreachable statements.
546 #define yyterminate() return YY_NULL
549 /* Number of entries by which start-condition stack grows. */
550 #ifndef YY_START_STACK_INCR
551 #define YY_START_STACK_INCR 25
554 /* Report a fatal error. */
555 #ifndef YY_FATAL_ERROR
556 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
559 /* Default declaration of generated scanner - a define so the user can
560 * easily add parameters.
563 #define YY_DECL int yylex YY_PROTO(( void ))
566 /* Code executed at the beginning of each rule, after yytext and yyleng
569 #ifndef YY_USER_ACTION
570 #define YY_USER_ACTION
573 /* Code executed at the end of each rule. */
575 #define YY_BREAK break;
578 #define YY_RULE_SETUP \
583 register yy_state_type yy_current_state
;
584 register char *yy_cp
, *yy_bp
;
601 yy_start
= 1; /* first start state */
609 if ( ! yy_current_buffer
)
611 yy_create_buffer( yyin
, YY_BUF_SIZE
);
613 yy_load_buffer_state();
616 while ( 1 ) /* loops until end-of-file is reached */
620 /* Support of yytext. */
621 *yy_cp
= yy_hold_char
;
623 /* yy_bp points to the position in yy_ch_buf of the start of
628 yy_current_state
= yy_start
;
632 register YY_CHAR yy_c
= yy_ec
[YY_SC_TO_UI(*yy_cp
)];
633 if ( yy_accept
[yy_current_state
] )
635 yy_last_accepting_state
= yy_current_state
;
636 yy_last_accepting_cpos
= yy_cp
;
638 while ( yy_chk
[yy_base
[yy_current_state
] + yy_c
] != yy_current_state
)
640 yy_current_state
= (int) yy_def
[yy_current_state
];
641 if ( yy_current_state
>= 99 )
642 yy_c
= yy_meta
[(unsigned int) yy_c
];
644 yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
647 while ( yy_base
[yy_current_state
] != 123 );
650 yy_act
= yy_accept
[yy_current_state
];
652 { /* have to back up */
653 yy_cp
= yy_last_accepting_cpos
;
654 yy_current_state
= yy_last_accepting_state
;
655 yy_act
= yy_accept
[yy_current_state
];
661 do_action
: /* This label is used only to access EOF actions. */
665 { /* beginning of action switch */
666 case 0: /* must back up */
667 /* undo the effects of YY_DO_BEFORE_ACTION */
668 *yy_cp
= yy_hold_char
;
669 yy_cp
= yy_last_accepting_cpos
;
670 yy_current_state
= yy_last_accepting_state
;
725 yylval
= (int) strdup(yytext
); return BINDING
;
736 yylval
= (int) strdup(yytext
); return TRUE
;
747 yylval
= (int) strdup(yytext
); return FALSE
;
752 yylval
= (int) strdup(yytext
); return NUMBER
;
757 yylval
= (int) strdup(yytext
); return QUOTES
;
762 yylval
= (int) strdup(yytext
); return WORD
;
785 case YY_STATE_EOF(INITIAL
):
788 case YY_END_OF_BUFFER
:
790 /* Amount of text matched not including the EOB char. */
791 int yy_amount_of_matched_text
= (int) (yy_cp
- yytext_ptr
) - 1;
793 /* Undo the effects of YY_DO_BEFORE_ACTION. */
794 *yy_cp
= yy_hold_char
;
795 YY_RESTORE_YY_MORE_OFFSET
797 if ( yy_current_buffer
->yy_buffer_status
== YY_BUFFER_NEW
)
799 /* We're scanning a new file or input source. It's
800 * possible that this happened because the user
801 * just pointed yyin at a new source and called
802 * yylex(). If so, then we have to assure
803 * consistency between yy_current_buffer and our
804 * globals. Here is the right place to do so, because
805 * this is the first action (other than possibly a
806 * back-up) that will match for the new input source.
808 yy_n_chars
= yy_current_buffer
->yy_n_chars
;
809 yy_current_buffer
->yy_input_file
= yyin
;
810 yy_current_buffer
->yy_buffer_status
= YY_BUFFER_NORMAL
;
813 /* Note that here we test for yy_c_buf_p "<=" to the position
814 * of the first EOB in the buffer, since yy_c_buf_p will
815 * already have been incremented past the NUL character
816 * (since all states make transitions on EOB to the
817 * end-of-buffer state). Contrast this with the test
820 if ( yy_c_buf_p
<= &yy_current_buffer
->yy_ch_buf
[yy_n_chars
] )
821 { /* This was really a NUL. */
822 yy_state_type yy_next_state
;
824 yy_c_buf_p
= yytext_ptr
+ yy_amount_of_matched_text
;
826 yy_current_state
= yy_get_previous_state();
828 /* Okay, we're now positioned to make the NUL
829 * transition. We couldn't have
830 * yy_get_previous_state() go ahead and do it
831 * for us because it doesn't know how to deal
832 * with the possibility of jamming (and we don't
833 * want to build jamming into it because then it
834 * will run more slowly).
837 yy_next_state
= yy_try_NUL_trans( yy_current_state
);
839 yy_bp
= yytext_ptr
+ YY_MORE_ADJ
;
843 /* Consume the NUL. */
844 yy_cp
= ++yy_c_buf_p
;
845 yy_current_state
= yy_next_state
;
856 else switch ( yy_get_next_buffer() )
858 case EOB_ACT_END_OF_FILE
:
860 yy_did_buffer_switch_on_eof
= 0;
864 /* Note: because we've taken care in
865 * yy_get_next_buffer() to have set up
866 * yytext, we can now set up
867 * yy_c_buf_p so that if some total
868 * hoser (like flex itself) wants to
869 * call the scanner after we return the
870 * YY_NULL, it'll still work - another
871 * YY_NULL will get returned.
873 yy_c_buf_p
= yytext_ptr
+ YY_MORE_ADJ
;
875 yy_act
= YY_STATE_EOF(YY_START
);
881 if ( ! yy_did_buffer_switch_on_eof
)
887 case EOB_ACT_CONTINUE_SCAN
:
889 yytext_ptr
+ yy_amount_of_matched_text
;
891 yy_current_state
= yy_get_previous_state();
894 yy_bp
= yytext_ptr
+ YY_MORE_ADJ
;
897 case EOB_ACT_LAST_MATCH
:
899 &yy_current_buffer
->yy_ch_buf
[yy_n_chars
];
901 yy_current_state
= yy_get_previous_state();
904 yy_bp
= yytext_ptr
+ YY_MORE_ADJ
;
912 "fatal flex scanner internal error--no action found" );
913 } /* end of action switch */
914 } /* end of scanning one token */
918 /* yy_get_next_buffer - try to read in a new buffer
920 * Returns a code representing an action:
921 * EOB_ACT_LAST_MATCH -
922 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
923 * EOB_ACT_END_OF_FILE - end of file
926 static int yy_get_next_buffer()
928 register char *dest
= yy_current_buffer
->yy_ch_buf
;
929 register char *source
= yytext_ptr
;
930 register int number_to_move
, i
;
933 if ( yy_c_buf_p
> &yy_current_buffer
->yy_ch_buf
[yy_n_chars
+ 1] )
935 "fatal flex scanner internal error--end of buffer missed" );
937 if ( yy_current_buffer
->yy_fill_buffer
== 0 )
938 { /* Don't try to fill the buffer, so this is an EOF. */
939 if ( yy_c_buf_p
- yytext_ptr
- YY_MORE_ADJ
== 1 )
941 /* We matched a single character, the EOB, so
942 * treat this as a final EOF.
944 return EOB_ACT_END_OF_FILE
;
949 /* We matched some text prior to the EOB, first
952 return EOB_ACT_LAST_MATCH
;
956 /* Try to read more data. */
958 /* First move last chars to start of buffer. */
959 number_to_move
= (int) (yy_c_buf_p
- yytext_ptr
) - 1;
961 for ( i
= 0; i
< number_to_move
; ++i
)
962 *(dest
++) = *(source
++);
964 if ( yy_current_buffer
->yy_buffer_status
== YY_BUFFER_EOF_PENDING
)
965 /* don't do the read, it's not guaranteed to return an EOF,
968 yy_current_buffer
->yy_n_chars
= yy_n_chars
= 0;
973 yy_current_buffer
->yy_buf_size
- number_to_move
- 1;
975 while ( num_to_read
<= 0 )
976 { /* Not enough room in the buffer - grow it. */
977 #ifdef YY_USES_REJECT
979 "input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
982 /* just a shorter name for the current buffer */
983 YY_BUFFER_STATE b
= yy_current_buffer
;
985 int yy_c_buf_p_offset
=
986 (int) (yy_c_buf_p
- b
->yy_ch_buf
);
988 if ( b
->yy_is_our_buffer
)
990 int new_size
= b
->yy_buf_size
* 2;
993 b
->yy_buf_size
+= b
->yy_buf_size
/ 8;
997 b
->yy_ch_buf
= (char *)
998 /* Include room in for 2 EOB chars. */
999 yy_flex_realloc( (void *) b
->yy_ch_buf
,
1000 b
->yy_buf_size
+ 2 );
1003 /* Can't grow it, we don't own it. */
1006 if ( ! b
->yy_ch_buf
)
1008 "fatal error - scanner input buffer overflow" );
1010 yy_c_buf_p
= &b
->yy_ch_buf
[yy_c_buf_p_offset
];
1012 num_to_read
= yy_current_buffer
->yy_buf_size
-
1017 if ( num_to_read
> YY_READ_BUF_SIZE
)
1018 num_to_read
= YY_READ_BUF_SIZE
;
1020 /* Read in more data. */
1021 YY_INPUT( (&yy_current_buffer
->yy_ch_buf
[number_to_move
]),
1022 yy_n_chars
, num_to_read
);
1024 yy_current_buffer
->yy_n_chars
= yy_n_chars
;
1027 if ( yy_n_chars
== 0 )
1029 if ( number_to_move
== YY_MORE_ADJ
)
1031 ret_val
= EOB_ACT_END_OF_FILE
;
1037 ret_val
= EOB_ACT_LAST_MATCH
;
1038 yy_current_buffer
->yy_buffer_status
=
1039 YY_BUFFER_EOF_PENDING
;
1044 ret_val
= EOB_ACT_CONTINUE_SCAN
;
1046 yy_n_chars
+= number_to_move
;
1047 yy_current_buffer
->yy_ch_buf
[yy_n_chars
] = YY_END_OF_BUFFER_CHAR
;
1048 yy_current_buffer
->yy_ch_buf
[yy_n_chars
+ 1] = YY_END_OF_BUFFER_CHAR
;
1050 yytext_ptr
= &yy_current_buffer
->yy_ch_buf
[0];
1056 /* yy_get_previous_state - get the state just before the EOB char was reached */
1058 static yy_state_type
yy_get_previous_state()
1060 register yy_state_type yy_current_state
;
1061 register char *yy_cp
;
1063 yy_current_state
= yy_start
;
1065 for ( yy_cp
= yytext_ptr
+ YY_MORE_ADJ
; yy_cp
< yy_c_buf_p
; ++yy_cp
)
1067 register YY_CHAR yy_c
= (*yy_cp
? yy_ec
[YY_SC_TO_UI(*yy_cp
)] : 1);
1068 if ( yy_accept
[yy_current_state
] )
1070 yy_last_accepting_state
= yy_current_state
;
1071 yy_last_accepting_cpos
= yy_cp
;
1073 while ( yy_chk
[yy_base
[yy_current_state
] + yy_c
] != yy_current_state
)
1075 yy_current_state
= (int) yy_def
[yy_current_state
];
1076 if ( yy_current_state
>= 99 )
1077 yy_c
= yy_meta
[(unsigned int) yy_c
];
1079 yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
1082 return yy_current_state
;
1086 /* yy_try_NUL_trans - try to make a transition on the NUL character
1089 * next_state = yy_try_NUL_trans( current_state );
1092 #ifdef YY_USE_PROTOS
1093 static yy_state_type
yy_try_NUL_trans( yy_state_type yy_current_state
)
1095 static yy_state_type
yy_try_NUL_trans( yy_current_state
)
1096 yy_state_type yy_current_state
;
1099 register int yy_is_jam
;
1100 register char *yy_cp
= yy_c_buf_p
;
1102 register YY_CHAR yy_c
= 1;
1103 if ( yy_accept
[yy_current_state
] )
1105 yy_last_accepting_state
= yy_current_state
;
1106 yy_last_accepting_cpos
= yy_cp
;
1108 while ( yy_chk
[yy_base
[yy_current_state
] + yy_c
] != yy_current_state
)
1110 yy_current_state
= (int) yy_def
[yy_current_state
];
1111 if ( yy_current_state
>= 99 )
1112 yy_c
= yy_meta
[(unsigned int) yy_c
];
1114 yy_current_state
= yy_nxt
[yy_base
[yy_current_state
] + (unsigned int) yy_c
];
1115 yy_is_jam
= (yy_current_state
== 98);
1117 return yy_is_jam
? 0 : yy_current_state
;
1122 #ifdef YY_USE_PROTOS
1123 static void yyunput( int c
, register char *yy_bp
)
1125 static void yyunput( c
, yy_bp
)
1127 register char *yy_bp
;
1130 register char *yy_cp
= yy_c_buf_p
;
1132 /* undo effects of setting up yytext */
1133 *yy_cp
= yy_hold_char
;
1135 if ( yy_cp
< yy_current_buffer
->yy_ch_buf
+ 2 )
1136 { /* need to shift things up to make room */
1137 /* +2 for EOB chars. */
1138 register int number_to_move
= yy_n_chars
+ 2;
1139 register char *dest
= &yy_current_buffer
->yy_ch_buf
[
1140 yy_current_buffer
->yy_buf_size
+ 2];
1141 register char *source
=
1142 &yy_current_buffer
->yy_ch_buf
[number_to_move
];
1144 while ( source
> yy_current_buffer
->yy_ch_buf
)
1145 *--dest
= *--source
;
1147 yy_cp
+= (int) (dest
- source
);
1148 yy_bp
+= (int) (dest
- source
);
1149 yy_current_buffer
->yy_n_chars
=
1150 yy_n_chars
= yy_current_buffer
->yy_buf_size
;
1152 if ( yy_cp
< yy_current_buffer
->yy_ch_buf
+ 2 )
1153 YY_FATAL_ERROR( "flex scanner push-back overflow" );
1156 *--yy_cp
= (char) c
;
1160 yy_hold_char
= *yy_cp
;
1163 #endif /* ifndef YY_NO_UNPUT */
1167 static int yyinput()
1174 *yy_c_buf_p
= yy_hold_char
;
1176 if ( *yy_c_buf_p
== YY_END_OF_BUFFER_CHAR
)
1178 /* yy_c_buf_p now points to the character we want to return.
1179 * If this occurs *before* the EOB characters, then it's a
1180 * valid NUL; if not, then we've hit the end of the buffer.
1182 if ( yy_c_buf_p
< &yy_current_buffer
->yy_ch_buf
[yy_n_chars
] )
1183 /* This was really a NUL. */
1187 { /* need more input */
1188 int offset
= yy_c_buf_p
- yytext_ptr
;
1191 switch ( yy_get_next_buffer() )
1193 case EOB_ACT_LAST_MATCH
:
1194 /* This happens because yy_g_n_b()
1195 * sees that we've accumulated a
1196 * token and flags that we need to
1197 * try matching the token before
1198 * proceeding. But for input(),
1199 * there's no matching to consider.
1200 * So convert the EOB_ACT_LAST_MATCH
1201 * to EOB_ACT_END_OF_FILE.
1204 /* Reset buffer status. */
1209 case EOB_ACT_END_OF_FILE
:
1214 if ( ! yy_did_buffer_switch_on_eof
)
1223 case EOB_ACT_CONTINUE_SCAN
:
1224 yy_c_buf_p
= yytext_ptr
+ offset
;
1230 c
= *(unsigned char *) yy_c_buf_p
; /* cast for 8-bit char's */
1231 *yy_c_buf_p
= '\0'; /* preserve yytext */
1232 yy_hold_char
= *++yy_c_buf_p
;
1239 #ifdef YY_USE_PROTOS
1240 void yyrestart( FILE *input_file
)
1242 void yyrestart( input_file
)
1246 if ( ! yy_current_buffer
)
1247 yy_current_buffer
= yy_create_buffer( yyin
, YY_BUF_SIZE
);
1249 yy_init_buffer( yy_current_buffer
, input_file
);
1250 yy_load_buffer_state();
1254 #ifdef YY_USE_PROTOS
1255 void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer
)
1257 void yy_switch_to_buffer( new_buffer
)
1258 YY_BUFFER_STATE new_buffer
;
1261 if ( yy_current_buffer
== new_buffer
)
1264 if ( yy_current_buffer
)
1266 /* Flush out information for old buffer. */
1267 *yy_c_buf_p
= yy_hold_char
;
1268 yy_current_buffer
->yy_buf_pos
= yy_c_buf_p
;
1269 yy_current_buffer
->yy_n_chars
= yy_n_chars
;
1272 yy_current_buffer
= new_buffer
;
1273 yy_load_buffer_state();
1275 /* We don't actually know whether we did this switch during
1276 * EOF (yywrap()) processing, but the only time this flag
1277 * is looked at is after yywrap() is called, so it's safe
1278 * to go ahead and always set it.
1280 yy_did_buffer_switch_on_eof
= 1;
1284 #ifdef YY_USE_PROTOS
1285 void yy_load_buffer_state( void )
1287 void yy_load_buffer_state()
1290 yy_n_chars
= yy_current_buffer
->yy_n_chars
;
1291 yytext_ptr
= yy_c_buf_p
= yy_current_buffer
->yy_buf_pos
;
1292 yyin
= yy_current_buffer
->yy_input_file
;
1293 yy_hold_char
= *yy_c_buf_p
;
1297 #ifdef YY_USE_PROTOS
1298 YY_BUFFER_STATE
yy_create_buffer( FILE *file
, int size
)
1300 YY_BUFFER_STATE
yy_create_buffer( file
, size
)
1307 b
= (YY_BUFFER_STATE
) yy_flex_alloc( sizeof( struct yy_buffer_state
) );
1309 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1311 b
->yy_buf_size
= size
;
1313 /* yy_ch_buf has to be 2 characters longer than the size given because
1314 * we need to put in 2 end-of-buffer characters.
1316 b
->yy_ch_buf
= (char *) yy_flex_alloc( b
->yy_buf_size
+ 2 );
1317 if ( ! b
->yy_ch_buf
)
1318 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1320 b
->yy_is_our_buffer
= 1;
1322 yy_init_buffer( b
, file
);
1328 #ifdef YY_USE_PROTOS
1329 void yy_delete_buffer( YY_BUFFER_STATE b
)
1331 void yy_delete_buffer( b
)
1338 if ( b
== yy_current_buffer
)
1339 yy_current_buffer
= (YY_BUFFER_STATE
) 0;
1341 if ( b
->yy_is_our_buffer
)
1342 yy_flex_free( (void *) b
->yy_ch_buf
);
1344 yy_flex_free( (void *) b
);
1348 #ifndef YY_ALWAYS_INTERACTIVE
1349 #ifndef YY_NEVER_INTERACTIVE
1350 extern int isatty
YY_PROTO(( int ));
1354 #ifdef YY_USE_PROTOS
1355 void yy_init_buffer( YY_BUFFER_STATE b
, FILE *file
)
1357 void yy_init_buffer( b
, file
)
1364 yy_flush_buffer( b
);
1366 b
->yy_input_file
= file
;
1367 b
->yy_fill_buffer
= 1;
1369 #if YY_ALWAYS_INTERACTIVE
1370 b
->yy_is_interactive
= 1;
1372 #if YY_NEVER_INTERACTIVE
1373 b
->yy_is_interactive
= 0;
1375 b
->yy_is_interactive
= file
? (isatty( fileno(file
) ) > 0) : 0;
1381 #ifdef YY_USE_PROTOS
1382 void yy_flush_buffer( YY_BUFFER_STATE b
)
1384 void yy_flush_buffer( b
)
1394 /* We always need two end-of-buffer characters. The first causes
1395 * a transition to the end-of-buffer state. The second causes
1396 * a jam in that state.
1398 b
->yy_ch_buf
[0] = YY_END_OF_BUFFER_CHAR
;
1399 b
->yy_ch_buf
[1] = YY_END_OF_BUFFER_CHAR
;
1401 b
->yy_buf_pos
= &b
->yy_ch_buf
[0];
1404 b
->yy_buffer_status
= YY_BUFFER_NEW
;
1406 if ( b
== yy_current_buffer
)
1407 yy_load_buffer_state();
1411 #ifndef YY_NO_SCAN_BUFFER
1412 #ifdef YY_USE_PROTOS
1413 YY_BUFFER_STATE
yy_scan_buffer( char *base
, yy_size_t size
)
1415 YY_BUFFER_STATE
yy_scan_buffer( base
, size
)
1423 base
[size
-2] != YY_END_OF_BUFFER_CHAR
||
1424 base
[size
-1] != YY_END_OF_BUFFER_CHAR
)
1425 /* They forgot to leave room for the EOB's. */
1428 b
= (YY_BUFFER_STATE
) yy_flex_alloc( sizeof( struct yy_buffer_state
) );
1430 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1432 b
->yy_buf_size
= size
- 2; /* "- 2" to take care of EOB's */
1433 b
->yy_buf_pos
= b
->yy_ch_buf
= base
;
1434 b
->yy_is_our_buffer
= 0;
1435 b
->yy_input_file
= 0;
1436 b
->yy_n_chars
= b
->yy_buf_size
;
1437 b
->yy_is_interactive
= 0;
1439 b
->yy_fill_buffer
= 0;
1440 b
->yy_buffer_status
= YY_BUFFER_NEW
;
1442 yy_switch_to_buffer( b
);
1449 #ifndef YY_NO_SCAN_STRING
1450 #ifdef YY_USE_PROTOS
1451 YY_BUFFER_STATE
yy_scan_string( yyconst
char *yy_str
)
1453 YY_BUFFER_STATE
yy_scan_string( yy_str
)
1454 yyconst
char *yy_str
;
1458 for ( len
= 0; yy_str
[len
]; ++len
)
1461 return yy_scan_bytes( yy_str
, len
);
1466 #ifndef YY_NO_SCAN_BYTES
1467 #ifdef YY_USE_PROTOS
1468 YY_BUFFER_STATE
yy_scan_bytes( yyconst
char *bytes
, int len
)
1470 YY_BUFFER_STATE
yy_scan_bytes( bytes
, len
)
1471 yyconst
char *bytes
;
1480 /* Get memory for full buffer, including space for trailing EOB's. */
1482 buf
= (char *) yy_flex_alloc( n
);
1484 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1486 for ( i
= 0; i
< len
; ++i
)
1489 buf
[len
] = buf
[len
+1] = YY_END_OF_BUFFER_CHAR
;
1491 b
= yy_scan_buffer( buf
, n
);
1493 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1495 /* It's okay to grow etc. this buffer, and we should throw it
1496 * away when we're done.
1498 b
->yy_is_our_buffer
= 1;
1505 #ifndef YY_NO_PUSH_STATE
1506 #ifdef YY_USE_PROTOS
1507 static void yy_push_state( int new_state
)
1509 static void yy_push_state( new_state
)
1513 if ( yy_start_stack_ptr
>= yy_start_stack_depth
)
1517 yy_start_stack_depth
+= YY_START_STACK_INCR
;
1518 new_size
= yy_start_stack_depth
* sizeof( int );
1520 if ( ! yy_start_stack
)
1521 yy_start_stack
= (int *) yy_flex_alloc( new_size
);
1524 yy_start_stack
= (int *) yy_flex_realloc(
1525 (void *) yy_start_stack
, new_size
);
1527 if ( ! yy_start_stack
)
1529 "out of memory expanding start-condition stack" );
1532 yy_start_stack
[yy_start_stack_ptr
++] = YY_START
;
1539 #ifndef YY_NO_POP_STATE
1540 static void yy_pop_state()
1542 if ( --yy_start_stack_ptr
< 0 )
1543 YY_FATAL_ERROR( "start-condition stack underflow" );
1545 BEGIN(yy_start_stack
[yy_start_stack_ptr
]);
1550 #ifndef YY_NO_TOP_STATE
1551 static int yy_top_state()
1553 return yy_start_stack
[yy_start_stack_ptr
- 1];
1557 #ifndef YY_EXIT_FAILURE
1558 #define YY_EXIT_FAILURE 2
1561 #ifdef YY_USE_PROTOS
1562 static void yy_fatal_error( yyconst
char msg
[] )
1564 static void yy_fatal_error( msg
)
1568 (void) fprintf( stderr
, "%s\n", msg
);
1569 exit( YY_EXIT_FAILURE
);
1574 /* Redefine yyless() so it works in section 3 code. */
1580 /* Undo effects of setting up yytext. */ \
1581 yytext[yyleng] = yy_hold_char; \
1582 yy_c_buf_p = yytext + n; \
1583 yy_hold_char = *yy_c_buf_p; \
1584 *yy_c_buf_p = '\0'; \
1590 /* Internal utility routines. */
1593 #ifdef YY_USE_PROTOS
1594 static void yy_flex_strncpy( char *s1
, yyconst
char *s2
, int n
)
1596 static void yy_flex_strncpy( s1
, s2
, n
)
1603 for ( i
= 0; i
< n
; ++i
)
1608 #ifdef YY_NEED_STRLEN
1609 #ifdef YY_USE_PROTOS
1610 static int yy_flex_strlen( yyconst
char *s
)
1612 static int yy_flex_strlen( s
)
1617 for ( n
= 0; s
[n
]; ++n
)
1625 #ifdef YY_USE_PROTOS
1626 static void *yy_flex_alloc( yy_size_t size
)
1628 static void *yy_flex_alloc( size
)
1632 return (void *) malloc( size
);
1635 #ifdef YY_USE_PROTOS
1636 static void *yy_flex_realloc( void *ptr
, yy_size_t size
)
1638 static void *yy_flex_realloc( ptr
, size
)
1643 /* The cast to (char *) in the following accommodates both
1644 * implementations that use char* generic pointers, and those
1645 * that use void* generic pointers. It works with the latter
1646 * because both ANSI C and C++ allow castless assignment from
1647 * any pointer type to void*, and deal with argument conversions
1648 * as though doing an assignment.
1650 return (void *) realloc( (char *) ptr
, size
);
1653 #ifdef YY_USE_PROTOS
1654 static void yy_flex_free( void *ptr
)
1656 static void yy_flex_free( ptr
)