| blob | a6c5fcdfc032d6103e329bd0e5d9f6ad96de48f5 |
1 #line 2 "dtc-lexer.lex.c"
3 #line 4 "dtc-lexer.lex.c"
5 #define YY_INT_ALIGNED short int
7 /* A lexical scanner generated by flex */
9 #define FLEX_SCANNER
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 5
12 #define YY_FLEX_SUBMINOR_VERSION 35
13 #if YY_FLEX_SUBMINOR_VERSION > 0
14 #define FLEX_BETA
15 #endif
17 /* First, we deal with platform-specific or compiler-specific issues. */
19 /* begin standard C headers. */
20 #include <stdio.h>
21 #include <string.h>
22 #include <errno.h>
23 #include <stdlib.h>
25 /* end standard C headers. */
27 /* flex integer type definitions */
29 #ifndef FLEXINT_H
30 #define FLEXINT_H
32 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
34 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
36 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
37 * if you want the limit (max/min) macros for int types.
38 */
39 #ifndef __STDC_LIMIT_MACROS
40 #define __STDC_LIMIT_MACROS 1
41 #endif
43 #include <inttypes.h>
44 typedef int8_t flex_int8_t;
45 typedef uint8_t flex_uint8_t;
46 typedef int16_t flex_int16_t;
47 typedef uint16_t flex_uint16_t;
48 typedef int32_t flex_int32_t;
49 typedef uint32_t flex_uint32_t;
50 #else
51 typedef signed char flex_int8_t;
52 typedef short int flex_int16_t;
53 typedef int flex_int32_t;
54 typedef unsigned char flex_uint8_t;
55 typedef unsigned short int flex_uint16_t;
56 typedef unsigned int flex_uint32_t;
58 /* Limits of integral types. */
59 #ifndef INT8_MIN
60 #define INT8_MIN (-128)
61 #endif
62 #ifndef INT16_MIN
63 #define INT16_MIN (-32767-1)
64 #endif
65 #ifndef INT32_MIN
66 #define INT32_MIN (-2147483647-1)
67 #endif
68 #ifndef INT8_MAX
69 #define INT8_MAX (127)
70 #endif
71 #ifndef INT16_MAX
72 #define INT16_MAX (32767)
73 #endif
74 #ifndef INT32_MAX
75 #define INT32_MAX (2147483647)
76 #endif
77 #ifndef UINT8_MAX
78 #define UINT8_MAX (255U)
79 #endif
80 #ifndef UINT16_MAX
81 #define UINT16_MAX (65535U)
82 #endif
83 #ifndef UINT32_MAX
84 #define UINT32_MAX (4294967295U)
85 #endif
87 #endif /* ! C99 */
89 #endif /* ! FLEXINT_H */
91 #ifdef __cplusplus
93 /* The "const" storage-class-modifier is valid. */
94 #define YY_USE_CONST
96 #else /* ! __cplusplus */
98 /* C99 requires __STDC__ to be defined as 1. */
99 #if defined (__STDC__)
101 #define YY_USE_CONST
103 #endif /* defined (__STDC__) */
104 #endif /* ! __cplusplus */
106 #ifdef YY_USE_CONST
107 #define yyconst const
108 #else
109 #define yyconst
110 #endif
112 /* Returned upon end-of-file. */
113 #define YY_NULL 0
115 /* Promotes a possibly negative, possibly signed char to an unsigned
116 * integer for use as an array index. If the signed char is negative,
117 * we want to instead treat it as an 8-bit unsigned char, hence the
118 * double cast.
119 */
120 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
122 /* Enter a start condition. This macro really ought to take a parameter,
123 * but we do it the disgusting crufty way forced on us by the ()-less
124 * definition of BEGIN.
125 */
126 #define BEGIN (yy_start) = 1 + 2 *
128 /* Translate the current start state into a value that can be later handed
129 * to BEGIN to return to the state. The YYSTATE alias is for lex
130 * compatibility.
131 */
132 #define YY_START (((yy_start) - 1) / 2)
133 #define YYSTATE YY_START
135 /* Action number for EOF rule of a given start state. */
136 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
138 /* Special action meaning "start processing a new file". */
139 #define YY_NEW_FILE yyrestart(yyin )
141 #define YY_END_OF_BUFFER_CHAR 0
143 /* Size of default input buffer. */
144 #ifndef YY_BUF_SIZE
145 #ifdef __ia64__
146 /* On IA-64, the buffer size is 16k, not 8k.
147 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
148 * Ditto for the __ia64__ case accordingly.
149 */
150 #define YY_BUF_SIZE 32768
151 #else
152 #define YY_BUF_SIZE 16384
153 #endif /* __ia64__ */
154 #endif
156 /* The state buf must be large enough to hold one state per character in the main buffer.
157 */
158 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
160 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
161 #define YY_TYPEDEF_YY_BUFFER_STATE
162 typedef struct yy_buffer_state *YY_BUFFER_STATE;
163 #endif
165 extern int yyleng;
167 extern FILE *yyin, *yyout;
169 #define EOB_ACT_CONTINUE_SCAN 0
170 #define EOB_ACT_END_OF_FILE 1
171 #define EOB_ACT_LAST_MATCH 2
173 #define YY_LESS_LINENO(n)
175 /* Return all but the first "n" matched characters back to the input stream. */
176 #define yyless(n) \
177 do \
178 { \
179 /* Undo effects of setting up yytext. */ \
180 int yyless_macro_arg = (n); \
181 YY_LESS_LINENO(yyless_macro_arg);\
182 *yy_cp = (yy_hold_char); \
183 YY_RESTORE_YY_MORE_OFFSET \
184 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
185 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
186 } \
187 while ( 0 )
189 #define unput(c) yyunput( c, (yytext_ptr) )
191 #ifndef YY_TYPEDEF_YY_SIZE_T
192 #define YY_TYPEDEF_YY_SIZE_T
193 typedef size_t yy_size_t;
194 #endif
196 #ifndef YY_STRUCT_YY_BUFFER_STATE
197 #define YY_STRUCT_YY_BUFFER_STATE
198 struct yy_buffer_state
199 {
200 FILE *yy_input_file;
202 char *yy_ch_buf; /* input buffer */
203 char *yy_buf_pos; /* current position in input buffer */
205 /* Size of input buffer in bytes, not including room for EOB
206 * characters.
207 */
208 yy_size_t yy_buf_size;
210 /* Number of characters read into yy_ch_buf, not including EOB
211 * characters.
212 */
213 int yy_n_chars;
215 /* Whether we "own" the buffer - i.e., we know we created it,
216 * and can realloc() it to grow it, and should free() it to
217 * delete it.
218 */
219 int yy_is_our_buffer;
221 /* Whether this is an "interactive" input source; if so, and
222 * if we're using stdio for input, then we want to use getc()
223 * instead of fread(), to make sure we stop fetching input after
224 * each newline.
225 */
226 int yy_is_interactive;
228 /* Whether we're considered to be at the beginning of a line.
229 * If so, '^' rules will be active on the next match, otherwise
230 * not.
231 */
232 int yy_at_bol;
234 int yy_bs_lineno; /**< The line count. */
235 int yy_bs_column; /**< The column count. */
237 /* Whether to try to fill the input buffer when we reach the
238 * end of it.
239 */
240 int yy_fill_buffer;
242 int yy_buffer_status;
244 #define YY_BUFFER_NEW 0
245 #define YY_BUFFER_NORMAL 1
246 /* When an EOF's been seen but there's still some text to process
247 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
248 * shouldn't try reading from the input source any more. We might
249 * still have a bunch of tokens to match, though, because of
250 * possible backing-up.
251 *
252 * When we actually see the EOF, we change the status to "new"
253 * (via yyrestart()), so that the user can continue scanning by
254 * just pointing yyin at a new input file.
255 */
256 #define YY_BUFFER_EOF_PENDING 2
258 };
259 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
261 /* Stack of input buffers. */
262 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
263 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
264 static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
266 /* We provide macros for accessing buffer states in case in the
267 * future we want to put the buffer states in a more general
268 * "scanner state".
269 *
270 * Returns the top of the stack, or NULL.
271 */
272 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
273 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
274 : NULL)
276 /* Same as previous macro, but useful when we know that the buffer stack is not
277 * NULL or when we need an lvalue. For internal use only.
278 */
279 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
281 /* yy_hold_char holds the character lost when yytext is formed. */
282 static char yy_hold_char;
283 static int yy_n_chars; /* number of characters read into yy_ch_buf */
284 int yyleng;
286 /* Points to current character in buffer. */
287 static char *yy_c_buf_p = (char *) 0;
288 static int yy_init = 0; /* whether we need to initialize */
289 static int yy_start = 0; /* start state number */
291 /* Flag which is used to allow yywrap()'s to do buffer switches
292 * instead of setting up a fresh yyin. A bit of a hack ...
293 */
294 static int yy_did_buffer_switch_on_eof;
296 void yyrestart (FILE *input_file );
297 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer );
298 YY_BUFFER_STATE yy_create_buffer (FILE *file,int size );
299 void yy_delete_buffer (YY_BUFFER_STATE b );
300 void yy_flush_buffer (YY_BUFFER_STATE b );
301 void yypush_buffer_state (YY_BUFFER_STATE new_buffer );
302 void yypop_buffer_state (void );
304 static void yyensure_buffer_stack (void );
305 static void yy_load_buffer_state (void );
306 static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file );
308 #define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER )
310 YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size );
311 YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str );
312 YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len );
314 void *yyalloc (yy_size_t );
315 void *yyrealloc (void *,yy_size_t );
316 void yyfree (void * );
318 #define yy_new_buffer yy_create_buffer
320 #define yy_set_interactive(is_interactive) \
321 { \
322 if ( ! YY_CURRENT_BUFFER ){ \
323 yyensure_buffer_stack (); \
324 YY_CURRENT_BUFFER_LVALUE = \
325 yy_create_buffer(yyin,YY_BUF_SIZE ); \
326 } \
327 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
328 }
330 #define yy_set_bol(at_bol) \
331 { \
332 if ( ! YY_CURRENT_BUFFER ){\
333 yyensure_buffer_stack (); \
334 YY_CURRENT_BUFFER_LVALUE = \
335 yy_create_buffer(yyin,YY_BUF_SIZE ); \
336 } \
337 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
338 }
340 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
342 /* Begin user sect3 */
344 #define yywrap(n) 1
345 #define YY_SKIP_YYWRAP
347 typedef unsigned char YY_CHAR;
349 FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
351 typedef int yy_state_type;
353 extern int yylineno;
355 int yylineno = 1;
357 extern char *yytext;
358 #define yytext_ptr yytext
360 static yy_state_type yy_get_previous_state (void );
361 static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
362 static int yy_get_next_buffer (void );
363 static void yy_fatal_error (yyconst char msg[] );
365 /* Done after the current pattern has been matched and before the
366 * corresponding action - sets up yytext.
367 */
368 #define YY_DO_BEFORE_ACTION \
369 (yytext_ptr) = yy_bp; \
370 yyleng = (size_t) (yy_cp - yy_bp); \
371 (yy_hold_char) = *yy_cp; \
372 *yy_cp = '\0'; \
373 (yy_c_buf_p) = yy_cp;
375 #define YY_NUM_RULES 30
376 #define YY_END_OF_BUFFER 31
377 /* This struct is not used in this scanner,
378 but its presence is necessary. */
379 struct yy_trans_info
380 {
381 flex_int32_t yy_verify;
382 flex_int32_t yy_nxt;
383 };
384 static yyconst flex_int16_t yy_accept[161] =
385 { 0,
386 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
387 31, 29, 18, 18, 29, 29, 29, 29, 29, 29,
388 29, 29, 29, 29, 29, 29, 29, 29, 15, 16,
389 16, 29, 16, 10, 10, 18, 26, 0, 3, 0,
390 27, 12, 0, 0, 11, 0, 0, 0, 0, 0,
391 0, 0, 21, 23, 25, 24, 22, 0, 9, 28,
392 0, 0, 0, 14, 14, 16, 16, 16, 10, 10,
393 10, 0, 12, 0, 11, 0, 0, 0, 20, 0,
394 0, 0, 0, 0, 0, 0, 0, 16, 10, 10,
395 10, 0, 19, 0, 0, 0, 0, 0, 0, 0,
397 0, 0, 16, 13, 0, 0, 0, 0, 0, 0,
398 0, 0, 0, 16, 6, 0, 0, 0, 0, 0,
399 0, 2, 0, 0, 0, 0, 0, 0, 0, 0,
400 4, 17, 0, 0, 2, 0, 0, 0, 0, 0,
401 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
402 0, 0, 5, 8, 0, 0, 0, 0, 7, 0
403 } ;
405 static yyconst flex_int32_t yy_ec[256] =
406 { 0,
407 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
408 2, 2, 2, 1, 1, 1, 1, 1, 1, 1,
409 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
410 1, 2, 4, 5, 6, 1, 1, 7, 8, 1,
411 1, 9, 10, 10, 11, 10, 12, 13, 14, 15,
412 15, 15, 15, 15, 15, 15, 15, 16, 1, 17,
413 18, 19, 10, 10, 20, 20, 20, 20, 20, 20,
414 21, 21, 21, 21, 21, 22, 21, 21, 21, 21,
415 21, 21, 21, 21, 23, 21, 21, 24, 21, 21,
416 1, 25, 26, 1, 21, 1, 20, 27, 28, 29,
418 30, 20, 21, 21, 31, 21, 21, 32, 33, 34,
419 35, 36, 21, 37, 38, 39, 40, 41, 21, 24,
420 42, 21, 43, 44, 45, 1, 1, 1, 1, 1,
421 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
422 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
423 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
424 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
425 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
426 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
427 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
429 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
430 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
431 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
432 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
433 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
434 1, 1, 1, 1, 1
435 } ;
437 static yyconst flex_int32_t yy_meta[46] =
438 { 0,
439 1, 1, 1, 1, 1, 2, 3, 1, 2, 2,
440 2, 4, 5, 5, 5, 6, 1, 1, 1, 7,
441 8, 8, 8, 8, 1, 1, 7, 7, 7, 7,
442 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
443 8, 8, 3, 1, 1
444 } ;
446 static yyconst flex_int16_t yy_base[175] =
447 { 0,
448 0, 388, 381, 40, 41, 386, 71, 385, 34, 44,
449 390, 395, 60, 62, 371, 112, 111, 111, 111, 104,
450 370, 106, 371, 342, 124, 119, 0, 144, 395, 0,
451 123, 0, 159, 153, 165, 167, 395, 130, 395, 382,
452 395, 0, 372, 122, 395, 157, 374, 379, 350, 21,
453 346, 349, 395, 395, 395, 395, 395, 362, 395, 395,
454 181, 346, 342, 395, 359, 0, 191, 343, 190, 351,
455 350, 0, 0, 0, 173, 362, 177, 367, 357, 329,
456 335, 328, 337, 331, 206, 329, 334, 327, 395, 338,
457 170, 314, 346, 345, 318, 325, 343, 158, 316, 212,
459 322, 319, 320, 395, 340, 336, 308, 305, 314, 304,
460 295, 138, 208, 220, 395, 292, 305, 265, 264, 254,
461 201, 222, 285, 275, 273, 270, 236, 235, 225, 115,
462 395, 395, 252, 216, 216, 217, 214, 230, 209, 220,
463 213, 239, 211, 217, 216, 209, 229, 395, 240, 225,
464 206, 169, 395, 395, 116, 106, 99, 54, 395, 395,
465 254, 260, 268, 272, 276, 282, 289, 293, 301, 309,
466 313, 319, 327, 335
467 } ;
469 static yyconst flex_int16_t yy_def[175] =
470 { 0,
471 160, 1, 1, 1, 1, 5, 160, 7, 1, 1,
472 160, 160, 160, 160, 160, 161, 162, 163, 160, 160,
473 160, 160, 164, 160, 160, 160, 165, 164, 160, 166,
474 167, 166, 166, 160, 160, 160, 160, 161, 160, 161,
475 160, 168, 160, 163, 160, 163, 169, 170, 160, 160,
476 160, 160, 160, 160, 160, 160, 160, 164, 160, 160,
477 160, 160, 160, 160, 164, 166, 167, 166, 160, 160,
478 160, 171, 168, 172, 163, 169, 169, 170, 160, 160,
479 160, 160, 160, 160, 160, 160, 160, 166, 160, 160,
480 171, 172, 160, 160, 160, 160, 160, 160, 160, 160,
482 160, 160, 166, 160, 160, 160, 160, 160, 160, 160,
483 160, 173, 160, 166, 160, 160, 160, 160, 160, 160,
484 173, 160, 173, 160, 160, 160, 160, 160, 160, 160,
485 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
486 160, 160, 174, 160, 160, 160, 174, 160, 174, 160,
487 160, 160, 160, 160, 160, 160, 160, 160, 160, 0,
488 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
489 160, 160, 160, 160
490 } ;
492 static yyconst flex_int16_t yy_nxt[441] =
493 { 0,
494 12, 13, 14, 15, 16, 12, 17, 18, 12, 12,
495 12, 19, 12, 12, 12, 12, 20, 21, 22, 23,
496 23, 23, 23, 23, 12, 12, 23, 23, 23, 23,
497 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
498 23, 23, 12, 24, 12, 25, 34, 35, 35, 25,
499 81, 26, 26, 27, 27, 27, 34, 35, 35, 82,
500 28, 36, 36, 36, 36, 159, 29, 28, 28, 28,
501 28, 12, 13, 14, 15, 16, 30, 17, 18, 30,
502 30, 30, 26, 30, 30, 30, 12, 20, 21, 22,
503 31, 31, 31, 31, 31, 32, 12, 31, 31, 31,
505 31, 31, 31, 31, 31, 31, 31, 31, 31, 31,
506 31, 31, 31, 12, 24, 12, 39, 41, 45, 47,
507 53, 54, 48, 56, 57, 61, 61, 47, 66, 45,
508 48, 66, 66, 66, 39, 46, 40, 49, 59, 50,
509 158, 51, 122, 52, 157, 49, 46, 50, 136, 63,
510 137, 52, 156, 43, 40, 62, 65, 65, 65, 59,
511 61, 61, 123, 65, 75, 69, 69, 69, 36, 36,
512 65, 65, 65, 65, 70, 71, 72, 69, 69, 69,
513 45, 46, 61, 61, 109, 77, 70, 71, 93, 110,
514 68, 70, 71, 85, 85, 85, 66, 46, 155, 66,
516 66, 66, 69, 69, 69, 122, 59, 100, 100, 61,
517 61, 70, 71, 100, 100, 148, 112, 154, 85, 85,
518 85, 61, 61, 129, 129, 123, 129, 129, 135, 135,
519 135, 142, 142, 148, 143, 149, 153, 135, 135, 135,
520 142, 142, 160, 143, 152, 151, 150, 146, 145, 144,
521 141, 140, 139, 149, 38, 38, 38, 38, 38, 38,
522 38, 38, 42, 138, 134, 133, 42, 42, 44, 44,
523 44, 44, 44, 44, 44, 44, 58, 58, 58, 58,
524 64, 132, 64, 66, 131, 130, 66, 160, 66, 66,
525 67, 128, 127, 67, 67, 67, 67, 73, 126, 73,
527 73, 76, 76, 76, 76, 76, 76, 76, 76, 78,
528 78, 78, 78, 78, 78, 78, 78, 91, 125, 91,
529 92, 124, 92, 92, 120, 92, 92, 121, 121, 121,
530 121, 121, 121, 121, 121, 147, 147, 147, 147, 147,
531 147, 147, 147, 119, 118, 117, 116, 115, 47, 114,
532 110, 113, 111, 108, 107, 106, 48, 105, 104, 89,
533 103, 102, 101, 99, 98, 97, 96, 95, 94, 79,
534 77, 90, 89, 88, 59, 87, 86, 59, 84, 83,
535 80, 79, 77, 74, 160, 60, 59, 55, 37, 160,
536 33, 25, 26, 25, 11, 160, 160, 160, 160, 160,
538 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
539 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
540 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
541 160, 160, 160, 160, 160, 160, 160, 160, 160, 160
542 } ;
544 static yyconst flex_int16_t yy_chk[441] =
545 { 0,
546 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
547 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
548 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
549 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
550 1, 1, 1, 1, 1, 4, 9, 9, 9, 10,
551 50, 4, 5, 5, 5, 5, 10, 10, 10, 50,
552 5, 13, 13, 14, 14, 158, 5, 5, 5, 5,
553 5, 7, 7, 7, 7, 7, 7, 7, 7, 7,
554 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
555 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
557 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
558 7, 7, 7, 7, 7, 7, 16, 17, 18, 19,
559 20, 20, 19, 22, 22, 25, 25, 26, 31, 44,
560 26, 31, 31, 31, 38, 18, 16, 19, 31, 19,
561 157, 19, 112, 19, 156, 26, 44, 26, 130, 26,
562 130, 26, 155, 17, 38, 25, 28, 28, 28, 28,
563 33, 33, 112, 28, 46, 34, 34, 34, 36, 36,
564 28, 28, 28, 28, 34, 34, 34, 35, 35, 35,
565 75, 46, 61, 61, 98, 77, 35, 35, 77, 98,
566 33, 91, 91, 61, 61, 61, 67, 75, 152, 67,
568 67, 67, 69, 69, 69, 121, 67, 85, 85, 113,
569 113, 69, 69, 100, 100, 143, 100, 151, 85, 85,
570 85, 114, 114, 122, 122, 121, 129, 129, 135, 135,
571 135, 138, 138, 147, 138, 143, 150, 129, 129, 129,
572 142, 142, 149, 142, 146, 145, 144, 141, 140, 139,
573 137, 136, 134, 147, 161, 161, 161, 161, 161, 161,
574 161, 161, 162, 133, 128, 127, 162, 162, 163, 163,
575 163, 163, 163, 163, 163, 163, 164, 164, 164, 164,
576 165, 126, 165, 166, 125, 124, 166, 123, 166, 166,
577 167, 120, 119, 167, 167, 167, 167, 168, 118, 168,
579 168, 169, 169, 169, 169, 169, 169, 169, 169, 170,
580 170, 170, 170, 170, 170, 170, 170, 171, 117, 171,
581 172, 116, 172, 172, 111, 172, 172, 173, 173, 173,
582 173, 173, 173, 173, 173, 174, 174, 174, 174, 174,
583 174, 174, 174, 110, 109, 108, 107, 106, 105, 103,
584 102, 101, 99, 97, 96, 95, 94, 93, 92, 90,
585 88, 87, 86, 84, 83, 82, 81, 80, 79, 78,
586 76, 71, 70, 68, 65, 63, 62, 58, 52, 51,
587 49, 48, 47, 43, 40, 24, 23, 21, 15, 11,
588 8, 6, 3, 2, 160, 160, 160, 160, 160, 160,
590 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
591 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
592 160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
593 160, 160, 160, 160, 160, 160, 160, 160, 160, 160
594 } ;
596 static yy_state_type yy_last_accepting_state;
597 static char *yy_last_accepting_cpos;
599 extern int yy_flex_debug;
600 int yy_flex_debug = 0;
602 /* The intent behind this definition is that it'll catch
603 * any uses of REJECT which flex missed.
604 */
605 #define REJECT reject_used_but_not_detected
606 #define yymore() yymore_used_but_not_detected
607 #define YY_MORE_ADJ 0
608 #define YY_RESTORE_YY_MORE_OFFSET
609 char *yytext;
610 #line 1 "dtc-lexer.l"
611 /*
612 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
613 *
614 *
615 * This program is free software; you can redistribute it and/or
616 * modify it under the terms of the GNU General Public License as
617 * published by the Free Software Foundation; either version 2 of the
618 * License, or (at your option) any later version.
619 *
620 * This program is distributed in the hope that it will be useful,
621 * but WITHOUT ANY WARRANTY; without even the implied warranty of
622 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
623 * General Public License for more details.
624 *
625 * You should have received a copy of the GNU General Public License
626 * along with this program; if not, write to the Free Software
627 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
628 * USA
629 */
630 #define YY_NO_INPUT 1
635 #line 38 "dtc-lexer.l"
636 #include "dtc.h"
637 #include "srcpos.h"
638 #include "dtc-parser.tab.h"
640 YYLTYPE yylloc;
642 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
643 #define YY_USER_ACTION \
644 { \
645 srcpos_update(&yylloc, yytext, yyleng); \
646 }
648 /*#define LEXDEBUG 1*/
650 #ifdef LEXDEBUG
651 #define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
652 #else
653 #define DPRINT(fmt, ...) do { } while (0)
654 #endif
656 static int dts_version = 1;
658 #define BEGIN_DEFAULT() DPRINT("<V1>\n"); \
659 BEGIN(V1); \
661 static void push_input_file(const char *filename);
662 static int pop_input_file(void);
663 #line 664 "dtc-lexer.lex.c"
665 #define INITIAL 0
666 #define INCLUDE 1
667 #define BYTESTRING 2
668 #define PROPNODENAME 3
669 #define V1 4
671 #ifndef YY_NO_UNISTD_H
672 /* Special case for "unistd.h", since it is non-ANSI. We include it way
673 * down here because we want the user's section 1 to have been scanned first.
674 * The user has a chance to override it with an option.
675 */
676 #include <unistd.h>
677 #endif
679 #ifndef YY_EXTRA_TYPE
680 #define YY_EXTRA_TYPE void *
681 #endif
683 static int yy_init_globals (void );
685 /* Accessor methods to globals.
686 These are made visible to non-reentrant scanners for convenience. */
688 int yylex_destroy (void );
690 int yyget_debug (void );
692 void yyset_debug (int debug_flag );
694 YY_EXTRA_TYPE yyget_extra (void );
696 void yyset_extra (YY_EXTRA_TYPE user_defined );
698 FILE *yyget_in (void );
700 void yyset_in (FILE * in_str );
702 FILE *yyget_out (void );
704 void yyset_out (FILE * out_str );
706 int yyget_leng (void );
708 char *yyget_text (void );
710 int yyget_lineno (void );
712 void yyset_lineno (int line_number );
714 /* Macros after this point can all be overridden by user definitions in
715 * section 1.
716 */
718 #ifndef YY_SKIP_YYWRAP
719 #ifdef __cplusplus
720 extern "C" int yywrap (void );
721 #else
722 extern int yywrap (void );
723 #endif
724 #endif
726 #ifndef yytext_ptr
727 static void yy_flex_strncpy (char *,yyconst char *,int );
728 #endif
730 #ifdef YY_NEED_STRLEN
731 static int yy_flex_strlen (yyconst char * );
732 #endif
734 #ifndef YY_NO_INPUT
736 #ifdef __cplusplus
737 static int yyinput (void );
738 #else
739 static int input (void );
740 #endif
742 #endif
744 /* Amount of stuff to slurp up with each read. */
745 #ifndef YY_READ_BUF_SIZE
746 #ifdef __ia64__
747 /* On IA-64, the buffer size is 16k, not 8k */
748 #define YY_READ_BUF_SIZE 16384
749 #else
750 #define YY_READ_BUF_SIZE 8192
751 #endif /* __ia64__ */
752 #endif
754 /* Copy whatever the last rule matched to the standard output. */
755 #ifndef ECHO
756 /* This used to be an fputs(), but since the string might contain NUL's,
757 * we now use fwrite().
758 */
759 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
760 #endif
762 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
763 * is returned in "result".
764 */
765 #ifndef YY_INPUT
766 #define YY_INPUT(buf,result,max_size) \
767 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
768 { \
769 int c = '*'; \
770 size_t n; \
771 for ( n = 0; n < max_size && \
772 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
773 buf[n] = (char) c; \
774 if ( c == '\n' ) \
775 buf[n++] = (char) c; \
776 if ( c == EOF && ferror( yyin ) ) \
777 YY_FATAL_ERROR( "input in flex scanner failed" ); \
778 result = n; \
779 } \
780 else \
781 { \
782 errno=0; \
783 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
784 { \
785 if( errno != EINTR) \
786 { \
787 YY_FATAL_ERROR( "input in flex scanner failed" ); \
788 break; \
789 } \
790 errno=0; \
791 clearerr(yyin); \
792 } \
793 }\
794 \
796 #endif
798 /* No semi-colon after return; correct usage is to write "yyterminate();" -
799 * we don't want an extra ';' after the "return" because that will cause
800 * some compilers to complain about unreachable statements.
801 */
802 #ifndef yyterminate
803 #define yyterminate() return YY_NULL
804 #endif
806 /* Number of entries by which start-condition stack grows. */
807 #ifndef YY_START_STACK_INCR
808 #define YY_START_STACK_INCR 25
809 #endif
811 /* Report a fatal error. */
812 #ifndef YY_FATAL_ERROR
813 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
814 #endif
816 /* end tables serialization structures and prototypes */
818 /* Default declaration of generated scanner - a define so the user can
819 * easily add parameters.
820 */
821 #ifndef YY_DECL
822 #define YY_DECL_IS_OURS 1
824 extern int yylex (void);
826 #define YY_DECL int yylex (void)
827 #endif /* !YY_DECL */
829 /* Code executed at the beginning of each rule, after yytext and yyleng
830 * have been set up.
831 */
832 #ifndef YY_USER_ACTION
833 #define YY_USER_ACTION
834 #endif
836 /* Code executed at the end of each rule. */
837 #ifndef YY_BREAK
838 #define YY_BREAK break;
839 #endif
841 #define YY_RULE_SETUP \
842 if ( yyleng > 0 ) \
843 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
844 (yytext[yyleng - 1] == '\n'); \
845 YY_USER_ACTION
847 /** The main scanner function which does all the work.
848 */
849 YY_DECL
850 {
851 register yy_state_type yy_current_state;
852 register char *yy_cp, *yy_bp;
853 register int yy_act;
855 #line 67 "dtc-lexer.l"
857 #line 858 "dtc-lexer.lex.c"
859 if ( !(yy_init) )
860 {
861 (yy_init) = 1;
863 #ifdef YY_USER_INIT
864 YY_USER_INIT;
865 #endif
867 if ( ! (yy_start) )
868 (yy_start) = 1; /* first start state */
870 if ( ! yyin )
871 yyin = stdin;
873 if ( ! yyout )
874 yyout = stdout;
876 if ( ! YY_CURRENT_BUFFER ) {
877 yyensure_buffer_stack ();
878 YY_CURRENT_BUFFER_LVALUE =
879 yy_create_buffer(yyin,YY_BUF_SIZE );
880 }
882 yy_load_buffer_state( );
883 }
885 while ( 1 ) /* loops until end-of-file is reached */
886 {
887 yy_cp = (yy_c_buf_p);
889 /* Support of yytext. */
890 *yy_cp = (yy_hold_char);
892 /* yy_bp points to the position in yy_ch_buf of the start of
893 * the current run.
894 */
895 yy_bp = yy_cp;
897 yy_current_state = (yy_start);
898 yy_current_state += YY_AT_BOL();
899 yy_match:
900 do
901 {
902 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
903 if ( yy_accept[yy_current_state] )
904 {
905 (yy_last_accepting_state) = yy_current_state;
906 (yy_last_accepting_cpos) = yy_cp;
907 }
908 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
909 {
910 yy_current_state = (int) yy_def[yy_current_state];
911 if ( yy_current_state >= 161 )
912 yy_c = yy_meta[(unsigned int) yy_c];
913 }
914 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
915 ++yy_cp;
916 }
917 while ( yy_current_state != 160 );
918 yy_cp = (yy_last_accepting_cpos);
919 yy_current_state = (yy_last_accepting_state);
921 yy_find_action:
922 yy_act = yy_accept[yy_current_state];
924 YY_DO_BEFORE_ACTION;
926 do_action: /* This label is used only to access EOF actions. */
928 switch ( yy_act )
929 { /* beginning of action switch */
930 case 0: /* must back up */
931 /* undo the effects of YY_DO_BEFORE_ACTION */
932 *yy_cp = (yy_hold_char);
933 yy_cp = (yy_last_accepting_cpos);
934 yy_current_state = (yy_last_accepting_state);
935 goto yy_find_action;
937 case 1:
938 /* rule 1 can match eol */
939 YY_RULE_SETUP
940 #line 68 "dtc-lexer.l"
941 {
942 char *name = strchr(yytext, '\"') + 1;
943 yytext[yyleng-1] = '\0';
944 push_input_file(name);
945 }
946 YY_BREAK
947 case 2:
948 /* rule 2 can match eol */
949 YY_RULE_SETUP
950 #line 74 "dtc-lexer.l"
951 {
952 char *line, *tmp, *fn;
953 /* skip text before line # */
954 line = yytext;
955 while (!isdigit(*line))
956 line++;
957 /* skip digits in line # */
958 tmp = line;
959 while (!isspace(*tmp))
960 tmp++;
961 /* "NULL"-terminate line # */
962 *tmp = '\0';
963 /* start of filename */
964 fn = strchr(tmp + 1, '"') + 1;
965 /* strip trailing " from filename */
966 tmp = strchr(fn, '"');
967 *tmp = 0;
968 /* -1 since #line is the number of the next line */
969 srcpos_set_line(xstrdup(fn), atoi(line) - 1);
970 }
971 YY_BREAK
972 case YY_STATE_EOF(INITIAL):
973 case YY_STATE_EOF(INCLUDE):
974 case YY_STATE_EOF(BYTESTRING):
975 case YY_STATE_EOF(PROPNODENAME):
976 case YY_STATE_EOF(V1):
977 #line 95 "dtc-lexer.l"
978 {
979 if (!pop_input_file()) {
980 yyterminate();
981 }
982 }
983 YY_BREAK
984 case 3:
985 /* rule 3 can match eol */
986 YY_RULE_SETUP
987 #line 101 "dtc-lexer.l"
988 {
989 DPRINT("String: %s\n", yytext);
990 yylval.data = data_copy_escape_string(yytext+1,
991 yyleng-2);
992 return DT_STRING;
993 }
994 YY_BREAK
995 case 4:
996 YY_RULE_SETUP
997 #line 108 "dtc-lexer.l"
998 {
999 DPRINT("Keyword: /dts-v1/\n");
1000 dts_version = 1;
1001 BEGIN_DEFAULT();
1002 return DT_V1;
1003 }
1004 YY_BREAK
1005 case 5:
1006 YY_RULE_SETUP
1007 #line 115 "dtc-lexer.l"
1008 {
1009 DPRINT("Keyword: /memreserve/\n");
1010 BEGIN_DEFAULT();
1011 return DT_MEMRESERVE;
1012 }
1013 YY_BREAK
1014 case 6:
1015 YY_RULE_SETUP
1016 #line 121 "dtc-lexer.l"
1017 {
1018 DPRINT("Keyword: /bits/\n");
1019 BEGIN_DEFAULT();
1020 return DT_BITS;
1021 }
1022 YY_BREAK
1023 case 7:
1024 YY_RULE_SETUP
1025 #line 127 "dtc-lexer.l"
1026 {
1027 DPRINT("Keyword: /delete-property/\n");
1028 DPRINT("<PROPNODENAME>\n");
1029 BEGIN(PROPNODENAME);
1030 return DT_DEL_PROP;
1031 }
1032 YY_BREAK
1033 case 8:
1034 YY_RULE_SETUP
1035 #line 134 "dtc-lexer.l"
1036 {
1037 DPRINT("Keyword: /delete-node/\n");
1038 DPRINT("<PROPNODENAME>\n");
1039 BEGIN(PROPNODENAME);
1040 return DT_DEL_NODE;
1041 }
1042 YY_BREAK
1043 case 9:
1044 YY_RULE_SETUP
1045 #line 141 "dtc-lexer.l"
1046 {
1047 DPRINT("Label: %s\n", yytext);
1048 yylval.labelref = xstrdup(yytext);
1049 yylval.labelref[yyleng-1] = '\0';
1050 return DT_LABEL;
1051 }
1052 YY_BREAK
1053 case 10:
1054 YY_RULE_SETUP
1055 #line 148 "dtc-lexer.l"
1056 {
1057 yylval.literal = xstrdup(yytext);
1058 DPRINT("Literal: '%s'\n", yylval.literal);
1059 return DT_LITERAL;
1060 }
1061 YY_BREAK
1062 case 11:
1063 /* rule 11 can match eol */
1064 YY_RULE_SETUP
1065 #line 154 "dtc-lexer.l"
1066 {
1067 yytext[yyleng-1] = '\0';
1068 yylval.literal = xstrdup(yytext+1);
1069 DPRINT("Character literal: %s\n", yylval.literal);
1070 return DT_CHAR_LITERAL;
1071 }
1072 YY_BREAK
1073 case 12:
1074 YY_RULE_SETUP
1075 #line 161 "dtc-lexer.l"
1076 { /* label reference */
1077 DPRINT("Ref: %s\n", yytext+1);
1078 yylval.labelref = xstrdup(yytext+1);
1079 return DT_REF;
1080 }
1081 YY_BREAK
1082 case 13:
1083 YY_RULE_SETUP
1084 #line 167 "dtc-lexer.l"
1085 { /* new-style path reference */
1086 yytext[yyleng-1] = '\0';
1087 DPRINT("Ref: %s\n", yytext+2);
1088 yylval.labelref = xstrdup(yytext+2);
1089 return DT_REF;
1090 }
1091 YY_BREAK
1092 case 14:
1093 YY_RULE_SETUP
1094 #line 174 "dtc-lexer.l"
1095 {
1096 yylval.byte = strtol(yytext, NULL, 16);
1097 DPRINT("Byte: %02x\n", (int)yylval.byte);
1098 return DT_BYTE;
1099 }
1100 YY_BREAK
1101 case 15:
1102 YY_RULE_SETUP
1103 #line 180 "dtc-lexer.l"
1104 {
1105 DPRINT("/BYTESTRING\n");
1106 BEGIN_DEFAULT();
1107 return ']';
1108 }
1109 YY_BREAK
1110 case 16:
1111 YY_RULE_SETUP
1112 #line 186 "dtc-lexer.l"
1113 {
1114 DPRINT("PropNodeName: %s\n", yytext);
1115 yylval.propnodename = xstrdup((yytext[0] == '\\') ?
1116 yytext + 1 : yytext);
1117 BEGIN_DEFAULT();
1118 return DT_PROPNODENAME;
1119 }
1120 YY_BREAK
1121 case 17:
1122 YY_RULE_SETUP
1123 #line 194 "dtc-lexer.l"
1124 {
1125 DPRINT("Binary Include\n");
1126 return DT_INCBIN;
1127 }
1128 YY_BREAK
1129 case 18:
1130 /* rule 18 can match eol */
1131 YY_RULE_SETUP
1132 #line 199 "dtc-lexer.l"
1133 /* eat whitespace */
1134 YY_BREAK
1135 case 19:
1136 /* rule 19 can match eol */
1137 YY_RULE_SETUP
1138 #line 200 "dtc-lexer.l"
1139 /* eat C-style comments */
1140 YY_BREAK
1141 case 20:
1142 /* rule 20 can match eol */
1143 YY_RULE_SETUP
1144 #line 201 "dtc-lexer.l"
1145 /* eat C++-style comments */
1146 YY_BREAK
1147 case 21:
1148 YY_RULE_SETUP
1149 #line 203 "dtc-lexer.l"
1150 { return DT_LSHIFT; };
1151 YY_BREAK
1152 case 22:
1153 YY_RULE_SETUP
1154 #line 204 "dtc-lexer.l"
1155 { return DT_RSHIFT; };
1156 YY_BREAK
1157 case 23:
1158 YY_RULE_SETUP
1159 #line 205 "dtc-lexer.l"
1160 { return DT_LE; };
1161 YY_BREAK
1162 case 24:
1163 YY_RULE_SETUP
1164 #line 206 "dtc-lexer.l"
1165 { return DT_GE; };
1166 YY_BREAK
1167 case 25:
1168 YY_RULE_SETUP
1169 #line 207 "dtc-lexer.l"
1170 { return DT_EQ; };
1171 YY_BREAK
1172 case 26:
1173 YY_RULE_SETUP
1174 #line 208 "dtc-lexer.l"
1175 { return DT_NE; };
1176 YY_BREAK
1177 case 27:
1178 YY_RULE_SETUP
1179 #line 209 "dtc-lexer.l"
1180 { return DT_AND; };
1181 YY_BREAK
1182 case 28:
1183 YY_RULE_SETUP
1184 #line 210 "dtc-lexer.l"
1185 { return DT_OR; };
1186 YY_BREAK
1187 case 29:
1188 YY_RULE_SETUP
1189 #line 212 "dtc-lexer.l"
1190 {
1191 DPRINT("Char: %c (\\x%02x)\n", yytext[0],
1192 (unsigned)yytext[0]);
1193 if (yytext[0] == '[') {
1194 DPRINT("<BYTESTRING>\n");
1195 BEGIN(BYTESTRING);
1196 }
1197 if ((yytext[0] == '{')
1198 || (yytext[0] == ';')) {
1199 DPRINT("<PROPNODENAME>\n");
1200 BEGIN(PROPNODENAME);
1201 }
1202 return yytext[0];
1203 }
1204 YY_BREAK
1205 case 30:
1206 YY_RULE_SETUP
1207 #line 227 "dtc-lexer.l"
1208 ECHO;
1209 YY_BREAK
1210 #line 1211 "dtc-lexer.lex.c"
1212 case YY_END_OF_BUFFER:
1213 {
1214 /* Amount of text matched not including the EOB char. */
1215 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1217 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1218 *yy_cp = (yy_hold_char);
1219 YY_RESTORE_YY_MORE_OFFSET
1221 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1222 {
1223 /* We're scanning a new file or input source. It's
1224 * possible that this happened because the user
1225 * just pointed yyin at a new source and called
1226 * yylex(). If so, then we have to assure
1227 * consistency between YY_CURRENT_BUFFER and our
1228 * globals. Here is the right place to do so, because
1229 * this is the first action (other than possibly a
1230 * back-up) that will match for the new input source.
1231 */
1232 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1233 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1234 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1235 }
1237 /* Note that here we test for yy_c_buf_p "<=" to the position
1238 * of the first EOB in the buffer, since yy_c_buf_p will
1239 * already have been incremented past the NUL character
1240 * (since all states make transitions on EOB to the
1241 * end-of-buffer state). Contrast this with the test
1242 * in input().
1243 */
1244 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1245 { /* This was really a NUL. */
1246 yy_state_type yy_next_state;
1248 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1250 yy_current_state = yy_get_previous_state( );
1252 /* Okay, we're now positioned to make the NUL
1253 * transition. We couldn't have
1254 * yy_get_previous_state() go ahead and do it
1255 * for us because it doesn't know how to deal
1256 * with the possibility of jamming (and we don't
1257 * want to build jamming into it because then it
1258 * will run more slowly).
1259 */
1261 yy_next_state = yy_try_NUL_trans( yy_current_state );
1263 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1265 if ( yy_next_state )
1266 {
1267 /* Consume the NUL. */
1268 yy_cp = ++(yy_c_buf_p);
1269 yy_current_state = yy_next_state;
1270 goto yy_match;
1271 }
1273 else
1274 {
1275 yy_cp = (yy_last_accepting_cpos);
1276 yy_current_state = (yy_last_accepting_state);
1277 goto yy_find_action;
1278 }
1279 }
1281 else switch ( yy_get_next_buffer( ) )
1282 {
1283 case EOB_ACT_END_OF_FILE:
1284 {
1285 (yy_did_buffer_switch_on_eof) = 0;
1287 if ( yywrap( ) )
1288 {
1289 /* Note: because we've taken care in
1290 * yy_get_next_buffer() to have set up
1291 * yytext, we can now set up
1292 * yy_c_buf_p so that if some total
1293 * hoser (like flex itself) wants to
1294 * call the scanner after we return the
1295 * YY_NULL, it'll still work - another
1296 * YY_NULL will get returned.
1297 */
1298 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1300 yy_act = YY_STATE_EOF(YY_START);
1301 goto do_action;
1302 }
1304 else
1305 {
1306 if ( ! (yy_did_buffer_switch_on_eof) )
1307 YY_NEW_FILE;
1308 }
1309 break;
1310 }
1312 case EOB_ACT_CONTINUE_SCAN:
1313 (yy_c_buf_p) =
1314 (yytext_ptr) + yy_amount_of_matched_text;
1316 yy_current_state = yy_get_previous_state( );
1318 yy_cp = (yy_c_buf_p);
1319 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1320 goto yy_match;
1322 case EOB_ACT_LAST_MATCH:
1323 (yy_c_buf_p) =
1324 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1326 yy_current_state = yy_get_previous_state( );
1328 yy_cp = (yy_c_buf_p);
1329 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1330 goto yy_find_action;
1331 }
1332 break;
1333 }
1335 default:
1336 YY_FATAL_ERROR(
1337 "fatal flex scanner internal error--no action found" );
1338 } /* end of action switch */
1339 } /* end of scanning one token */
1340 } /* end of yylex */
1342 /* yy_get_next_buffer - try to read in a new buffer
1343 *
1344 * Returns a code representing an action:
1345 * EOB_ACT_LAST_MATCH -
1346 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1347 * EOB_ACT_END_OF_FILE - end of file
1348 */
1349 static int yy_get_next_buffer (void)
1350 {
1351 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1352 register char *source = (yytext_ptr);
1353 register int number_to_move, i;
1354 int ret_val;
1356 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1357 YY_FATAL_ERROR(
1358 "fatal flex scanner internal error--end of buffer missed" );
1360 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1361 { /* Don't try to fill the buffer, so this is an EOF. */
1362 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1363 {
1364 /* We matched a single character, the EOB, so
1365 * treat this as a final EOF.
1366 */
1367 return EOB_ACT_END_OF_FILE;
1368 }
1370 else
1371 {
1372 /* We matched some text prior to the EOB, first
1373 * process it.
1374 */
1375 return EOB_ACT_LAST_MATCH;
1376 }
1377 }
1379 /* Try to read more data. */
1381 /* First move last chars to start of buffer. */
1382 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1384 for ( i = 0; i < number_to_move; ++i )
1385 *(dest++) = *(source++);
1387 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1388 /* don't do the read, it's not guaranteed to return an EOF,
1389 * just force an EOF
1390 */
1391 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1393 else
1394 {
1395 int num_to_read =
1396 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1398 while ( num_to_read <= 0 )
1399 { /* Not enough room in the buffer - grow it. */
1401 /* just a shorter name for the current buffer */
1402 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1404 int yy_c_buf_p_offset =
1405 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1407 if ( b->yy_is_our_buffer )
1408 {
1409 int new_size = b->yy_buf_size * 2;
1411 if ( new_size <= 0 )
1412 b->yy_buf_size += b->yy_buf_size / 8;
1413 else
1414 b->yy_buf_size *= 2;
1416 b->yy_ch_buf = (char *)
1417 /* Include room in for 2 EOB chars. */
1418 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1419 }
1420 else
1421 /* Can't grow it, we don't own it. */
1422 b->yy_ch_buf = 0;
1424 if ( ! b->yy_ch_buf )
1425 YY_FATAL_ERROR(
1426 "fatal error - scanner input buffer overflow" );
1428 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1430 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1431 number_to_move - 1;
1433 }
1435 if ( num_to_read > YY_READ_BUF_SIZE )
1436 num_to_read = YY_READ_BUF_SIZE;
1438 /* Read in more data. */
1439 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1440 (yy_n_chars), (size_t) num_to_read );
1442 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1443 }
1445 if ( (yy_n_chars) == 0 )
1446 {
1447 if ( number_to_move == YY_MORE_ADJ )
1448 {
1449 ret_val = EOB_ACT_END_OF_FILE;
1450 yyrestart(yyin );
1451 }
1453 else
1454 {
1455 ret_val = EOB_ACT_LAST_MATCH;
1456 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1457 YY_BUFFER_EOF_PENDING;
1458 }
1459 }
1461 else
1462 ret_val = EOB_ACT_CONTINUE_SCAN;
1464 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1465 /* Extend the array by 50%, plus the number we really need. */
1466 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1467 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1468 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1469 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1470 }
1472 (yy_n_chars) += number_to_move;
1473 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1474 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1476 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1478 return ret_val;
1479 }
1481 /* yy_get_previous_state - get the state just before the EOB char was reached */
1483 static yy_state_type yy_get_previous_state (void)
1484 {
1485 register yy_state_type yy_current_state;
1486 register char *yy_cp;
1488 yy_current_state = (yy_start);
1489 yy_current_state += YY_AT_BOL();
1491 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1492 {
1493 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1494 if ( yy_accept[yy_current_state] )
1495 {
1496 (yy_last_accepting_state) = yy_current_state;
1497 (yy_last_accepting_cpos) = yy_cp;
1498 }
1499 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1500 {
1501 yy_current_state = (int) yy_def[yy_current_state];
1502 if ( yy_current_state >= 161 )
1503 yy_c = yy_meta[(unsigned int) yy_c];
1504 }
1505 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1506 }
1508 return yy_current_state;
1509 }
1511 /* yy_try_NUL_trans - try to make a transition on the NUL character
1512 *
1513 * synopsis
1514 * next_state = yy_try_NUL_trans( current_state );
1515 */
1516 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1517 {
1518 register int yy_is_jam;
1519 register char *yy_cp = (yy_c_buf_p);
1521 register YY_CHAR yy_c = 1;
1522 if ( yy_accept[yy_current_state] )
1523 {
1524 (yy_last_accepting_state) = yy_current_state;
1525 (yy_last_accepting_cpos) = yy_cp;
1526 }
1527 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1528 {
1529 yy_current_state = (int) yy_def[yy_current_state];
1530 if ( yy_current_state >= 161 )
1531 yy_c = yy_meta[(unsigned int) yy_c];
1532 }
1533 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1534 yy_is_jam = (yy_current_state == 160);
1536 return yy_is_jam ? 0 : yy_current_state;
1537 }
1539 #ifndef YY_NO_INPUT
1540 #ifdef __cplusplus
1541 static int yyinput (void)
1542 #else
1543 static int input (void)
1544 #endif
1546 {
1547 int c;
1549 *(yy_c_buf_p) = (yy_hold_char);
1551 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1552 {
1553 /* yy_c_buf_p now points to the character we want to return.
1554 * If this occurs *before* the EOB characters, then it's a
1555 * valid NUL; if not, then we've hit the end of the buffer.
1556 */
1557 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1558 /* This was really a NUL. */
1559 *(yy_c_buf_p) = '\0';
1561 else
1562 { /* need more input */
1563 int offset = (yy_c_buf_p) - (yytext_ptr);
1564 ++(yy_c_buf_p);
1566 switch ( yy_get_next_buffer( ) )
1567 {
1568 case EOB_ACT_LAST_MATCH:
1569 /* This happens because yy_g_n_b()
1570 * sees that we've accumulated a
1571 * token and flags that we need to
1572 * try matching the token before
1573 * proceeding. But for input(),
1574 * there's no matching to consider.
1575 * So convert the EOB_ACT_LAST_MATCH
1576 * to EOB_ACT_END_OF_FILE.
1577 */
1579 /* Reset buffer status. */
1580 yyrestart(yyin );
1582 /*FALLTHROUGH*/
1584 case EOB_ACT_END_OF_FILE:
1585 {
1586 if ( yywrap( ) )
1587 return EOF;
1589 if ( ! (yy_did_buffer_switch_on_eof) )
1590 YY_NEW_FILE;
1591 #ifdef __cplusplus
1592 return yyinput();
1593 #else
1594 return input();
1595 #endif
1596 }
1598 case EOB_ACT_CONTINUE_SCAN:
1599 (yy_c_buf_p) = (yytext_ptr) + offset;
1600 break;
1601 }
1602 }
1603 }
1605 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1606 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1607 (yy_hold_char) = *++(yy_c_buf_p);
1609 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1611 return c;
1612 }
1613 #endif /* ifndef YY_NO_INPUT */
1615 /** Immediately switch to a different input stream.
1616 * @param input_file A readable stream.
1617 *
1618 * @note This function does not reset the start condition to @c INITIAL .
1619 */
1620 void yyrestart (FILE * input_file )
1621 {
1623 if ( ! YY_CURRENT_BUFFER ){
1624 yyensure_buffer_stack ();
1625 YY_CURRENT_BUFFER_LVALUE =
1626 yy_create_buffer(yyin,YY_BUF_SIZE );
1627 }
1629 yy_init_buffer(YY_CURRENT_BUFFER,input_file );
1630 yy_load_buffer_state( );
1631 }
1633 /** Switch to a different input buffer.
1634 * @param new_buffer The new input buffer.
1635 *
1636 */
1637 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1638 {
1640 /* TODO. We should be able to replace this entire function body
1641 * with
1642 * yypop_buffer_state();
1643 * yypush_buffer_state(new_buffer);
1644 */
1645 yyensure_buffer_stack ();
1646 if ( YY_CURRENT_BUFFER == new_buffer )
1647 return;
1649 if ( YY_CURRENT_BUFFER )
1650 {
1651 /* Flush out information for old buffer. */
1652 *(yy_c_buf_p) = (yy_hold_char);
1653 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1654 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1655 }
1657 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1658 yy_load_buffer_state( );
1660 /* We don't actually know whether we did this switch during
1661 * EOF (yywrap()) processing, but the only time this flag
1662 * is looked at is after yywrap() is called, so it's safe
1663 * to go ahead and always set it.
1664 */
1665 (yy_did_buffer_switch_on_eof) = 1;
1666 }
1668 static void yy_load_buffer_state (void)
1669 {
1670 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1671 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1672 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1673 (yy_hold_char) = *(yy_c_buf_p);
1674 }
1676 /** Allocate and initialize an input buffer state.
1677 * @param file A readable stream.
1678 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1679 *
1680 * @return the allocated buffer state.
1681 */
1682 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1683 {
1684 YY_BUFFER_STATE b;
1686 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1687 if ( ! b )
1688 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1690 b->yy_buf_size = size;
1692 /* yy_ch_buf has to be 2 characters longer than the size given because
1693 * we need to put in 2 end-of-buffer characters.
1694 */
1695 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1696 if ( ! b->yy_ch_buf )
1697 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1699 b->yy_is_our_buffer = 1;
1701 yy_init_buffer(b,file );
1703 return b;
1704 }
1706 /** Destroy the buffer.
1707 * @param b a buffer created with yy_create_buffer()
1708 *
1709 */
1710 void yy_delete_buffer (YY_BUFFER_STATE b )
1711 {
1713 if ( ! b )
1714 return;
1716 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1717 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1719 if ( b->yy_is_our_buffer )
1720 yyfree((void *) b->yy_ch_buf );
1722 yyfree((void *) b );
1723 }
1725 /* Initializes or reinitializes a buffer.
1726 * This function is sometimes called more than once on the same buffer,
1727 * such as during a yyrestart() or at EOF.
1728 */
1729 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1731 {
1732 int oerrno = errno;
1734 yy_flush_buffer(b );
1736 b->yy_input_file = file;
1737 b->yy_fill_buffer = 1;
1739 /* If b is the current buffer, then yy_init_buffer was _probably_
1740 * called from yyrestart() or through yy_get_next_buffer.
1741 * In that case, we don't want to reset the lineno or column.
1742 */
1743 if (b != YY_CURRENT_BUFFER){
1744 b->yy_bs_lineno = 1;
1745 b->yy_bs_column = 0;
1746 }
1748 b->yy_is_interactive = 0;
1750 errno = oerrno;
1751 }
1753 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1754 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1755 *
1756 */
1757 void yy_flush_buffer (YY_BUFFER_STATE b )
1758 {
1759 if ( ! b )
1760 return;
1762 b->yy_n_chars = 0;
1764 /* We always need two end-of-buffer characters. The first causes
1765 * a transition to the end-of-buffer state. The second causes
1766 * a jam in that state.
1767 */
1768 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1769 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1771 b->yy_buf_pos = &b->yy_ch_buf[0];
1773 b->yy_at_bol = 1;
1774 b->yy_buffer_status = YY_BUFFER_NEW;
1776 if ( b == YY_CURRENT_BUFFER )
1777 yy_load_buffer_state( );
1778 }
1780 /** Pushes the new state onto the stack. The new state becomes
1781 * the current state. This function will allocate the stack
1782 * if necessary.
1783 * @param new_buffer The new state.
1784 *
1785 */
1786 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1787 {
1788 if (new_buffer == NULL)
1789 return;
1791 yyensure_buffer_stack();
1793 /* This block is copied from yy_switch_to_buffer. */
1794 if ( YY_CURRENT_BUFFER )
1795 {
1796 /* Flush out information for old buffer. */
1797 *(yy_c_buf_p) = (yy_hold_char);
1798 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1799 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1800 }
1802 /* Only push if top exists. Otherwise, replace top. */
1803 if (YY_CURRENT_BUFFER)
1804 (yy_buffer_stack_top)++;
1805 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1807 /* copied from yy_switch_to_buffer. */
1808 yy_load_buffer_state( );
1809 (yy_did_buffer_switch_on_eof) = 1;
1810 }
1812 /** Removes and deletes the top of the stack, if present.
1813 * The next element becomes the new top.
1814 *
1815 */
1816 void yypop_buffer_state (void)
1817 {
1818 if (!YY_CURRENT_BUFFER)
1819 return;
1821 yy_delete_buffer(YY_CURRENT_BUFFER );
1822 YY_CURRENT_BUFFER_LVALUE = NULL;
1823 if ((yy_buffer_stack_top) > 0)
1824 --(yy_buffer_stack_top);
1826 if (YY_CURRENT_BUFFER) {
1827 yy_load_buffer_state( );
1828 (yy_did_buffer_switch_on_eof) = 1;
1829 }
1830 }
1832 /* Allocates the stack if it does not exist.
1833 * Guarantees space for at least one push.
1834 */
1835 static void yyensure_buffer_stack (void)
1836 {
1837 int num_to_alloc;
1839 if (!(yy_buffer_stack)) {
1841 /* First allocation is just for 2 elements, since we don't know if this
1842 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1843 * immediate realloc on the next call.
1844 */
1845 num_to_alloc = 1;
1846 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1847 (num_to_alloc * sizeof(struct yy_buffer_state*)
1848 );
1849 if ( ! (yy_buffer_stack) )
1850 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1852 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1854 (yy_buffer_stack_max) = num_to_alloc;
1855 (yy_buffer_stack_top) = 0;
1856 return;
1857 }
1859 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1861 /* Increase the buffer to prepare for a possible push. */
1862 int grow_size = 8 /* arbitrary grow size */;
1864 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1865 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1866 ((yy_buffer_stack),
1867 num_to_alloc * sizeof(struct yy_buffer_state*)
1868 );
1869 if ( ! (yy_buffer_stack) )
1870 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1872 /* zero only the new slots.*/
1873 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1874 (yy_buffer_stack_max) = num_to_alloc;
1875 }
1876 }
1878 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1879 * @param base the character buffer
1880 * @param size the size in bytes of the character buffer
1881 *
1882 * @return the newly allocated buffer state object.
1883 */
1884 YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1885 {
1886 YY_BUFFER_STATE b;
1888 if ( size < 2 ||
1889 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1890 base[size-1] != YY_END_OF_BUFFER_CHAR )
1891 /* They forgot to leave room for the EOB's. */
1892 return 0;
1894 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1895 if ( ! b )
1896 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1898 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1899 b->yy_buf_pos = b->yy_ch_buf = base;
1900 b->yy_is_our_buffer = 0;
1901 b->yy_input_file = 0;
1902 b->yy_n_chars = b->yy_buf_size;
1903 b->yy_is_interactive = 0;
1904 b->yy_at_bol = 1;
1905 b->yy_fill_buffer = 0;
1906 b->yy_buffer_status = YY_BUFFER_NEW;
1908 yy_switch_to_buffer(b );
1910 return b;
1911 }
1913 /** Setup the input buffer state to scan a string. The next call to yylex() will
1914 * scan from a @e copy of @a str.
1915 * @param yystr a NUL-terminated string to scan
1916 *
1917 * @return the newly allocated buffer state object.
1918 * @note If you want to scan bytes that may contain NUL values, then use
1919 * yy_scan_bytes() instead.
1920 */
1921 YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
1922 {
1924 return yy_scan_bytes(yystr,strlen(yystr) );
1925 }
1927 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1928 * scan from a @e copy of @a bytes.
1929 * @param yybytes the byte buffer to scan
1930 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1931 *
1932 * @return the newly allocated buffer state object.
1933 */
1934 YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len )
1935 {
1936 YY_BUFFER_STATE b;
1937 char *buf;
1938 yy_size_t n;
1939 int i;
1941 /* Get memory for full buffer, including space for trailing EOB's. */
1942 n = _yybytes_len + 2;
1943 buf = (char *) yyalloc(n );
1944 if ( ! buf )
1945 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1947 for ( i = 0; i < _yybytes_len; ++i )
1948 buf[i] = yybytes[i];
1950 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
1952 b = yy_scan_buffer(buf,n );
1953 if ( ! b )
1954 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1956 /* It's okay to grow etc. this buffer, and we should throw it
1957 * away when we're done.
1958 */
1959 b->yy_is_our_buffer = 1;
1961 return b;
1962 }
1964 #ifndef YY_EXIT_FAILURE
1965 #define YY_EXIT_FAILURE 2
1966 #endif
1968 static void yy_fatal_error (yyconst char* msg )
1969 {
1970 (void) fprintf( stderr, "%s\n", msg );
1971 exit( YY_EXIT_FAILURE );
1972 }
1974 /* Redefine yyless() so it works in section 3 code. */
1976 #undef yyless
1977 #define yyless(n) \
1978 do \
1979 { \
1980 /* Undo effects of setting up yytext. */ \
1981 int yyless_macro_arg = (n); \
1982 YY_LESS_LINENO(yyless_macro_arg);\
1983 yytext[yyleng] = (yy_hold_char); \
1984 (yy_c_buf_p) = yytext + yyless_macro_arg; \
1985 (yy_hold_char) = *(yy_c_buf_p); \
1986 *(yy_c_buf_p) = '\0'; \
1987 yyleng = yyless_macro_arg; \
1988 } \
1989 while ( 0 )
1991 /* Accessor methods (get/set functions) to struct members. */
1993 /** Get the current line number.
1994 *
1995 */
1996 int yyget_lineno (void)
1997 {
1999 return yylineno;
2000 }
2002 /** Get the input stream.
2003 *
2004 */
2005 FILE *yyget_in (void)
2006 {
2007 return yyin;
2008 }
2010 /** Get the output stream.
2011 *
2012 */
2013 FILE *yyget_out (void)
2014 {
2015 return yyout;
2016 }
2018 /** Get the length of the current token.
2019 *
2020 */
2021 int yyget_leng (void)
2022 {
2023 return yyleng;
2024 }
2026 /** Get the current token.
2027 *
2028 */
2030 char *yyget_text (void)
2031 {
2032 return yytext;
2033 }
2035 /** Set the current line number.
2036 * @param line_number
2037 *
2038 */
2039 void yyset_lineno (int line_number )
2040 {
2042 yylineno = line_number;
2043 }
2045 /** Set the input stream. This does not discard the current
2046 * input buffer.
2047 * @param in_str A readable stream.
2048 *
2049 * @see yy_switch_to_buffer
2050 */
2051 void yyset_in (FILE * in_str )
2052 {
2053 yyin = in_str ;
2054 }
2056 void yyset_out (FILE * out_str )
2057 {
2058 yyout = out_str ;
2059 }
2061 int yyget_debug (void)
2062 {
2063 return yy_flex_debug;
2064 }
2066 void yyset_debug (int bdebug )
2067 {
2068 yy_flex_debug = bdebug ;
2069 }
2071 static int yy_init_globals (void)
2072 {
2073 /* Initialization is the same as for the non-reentrant scanner.
2074 * This function is called from yylex_destroy(), so don't allocate here.
2075 */
2077 (yy_buffer_stack) = 0;
2078 (yy_buffer_stack_top) = 0;
2079 (yy_buffer_stack_max) = 0;
2080 (yy_c_buf_p) = (char *) 0;
2081 (yy_init) = 0;
2082 (yy_start) = 0;
2084 /* Defined in main.c */
2085 #ifdef YY_STDINIT
2086 yyin = stdin;
2087 yyout = stdout;
2088 #else
2089 yyin = (FILE *) 0;
2090 yyout = (FILE *) 0;
2091 #endif
2093 /* For future reference: Set errno on error, since we are called by
2094 * yylex_init()
2095 */
2096 return 0;
2097 }
2099 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
2100 int yylex_destroy (void)
2101 {
2103 /* Pop the buffer stack, destroying each element. */
2104 while(YY_CURRENT_BUFFER){
2105 yy_delete_buffer(YY_CURRENT_BUFFER );
2106 YY_CURRENT_BUFFER_LVALUE = NULL;
2107 yypop_buffer_state();
2108 }
2110 /* Destroy the stack itself. */
2111 yyfree((yy_buffer_stack) );
2112 (yy_buffer_stack) = NULL;
2114 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2115 * yylex() is called, initialization will occur. */
2116 yy_init_globals( );
2118 return 0;
2119 }
2121 /*
2122 * Internal utility routines.
2123 */
2125 #ifndef yytext_ptr
2126 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2127 {
2128 register int i;
2129 for ( i = 0; i < n; ++i )
2130 s1[i] = s2[i];
2131 }
2132 #endif
2134 #ifdef YY_NEED_STRLEN
2135 static int yy_flex_strlen (yyconst char * s )
2136 {
2137 register int n;
2138 for ( n = 0; s[n]; ++n )
2139 ;
2141 return n;
2142 }
2143 #endif
2145 void *yyalloc (yy_size_t size )
2146 {
2147 return (void *) malloc( size );
2148 }
2150 void *yyrealloc (void * ptr, yy_size_t size )
2151 {
2152 /* The cast to (char *) in the following accommodates both
2153 * implementations that use char* generic pointers, and those
2154 * that use void* generic pointers. It works with the latter
2155 * because both ANSI C and C++ allow castless assignment from
2156 * any pointer type to void*, and deal with argument conversions
2157 * as though doing an assignment.
2158 */
2159 return (void *) realloc( (char *) ptr, size );
2160 }
2162 void yyfree (void * ptr )
2163 {
2164 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
2165 }
2167 #define YYTABLES_NAME "yytables"
2169 #line 227 "dtc-lexer.l"
2173 static void push_input_file(const char *filename)
2174 {
2175 assert(filename);
2177 srcfile_push(filename);
2179 yyin = current_srcfile->f;
2181 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE));
2182 }
2185 static int pop_input_file(void)
2186 {
2187 if (srcfile_pop() == 0)
2188 return 0;
2190 yypop_buffer_state();
2191 yyin = current_srcfile->f;
2193 return 1;
2194 }