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 */
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 5
12 #define YY_FLEX_SUBMINOR_VERSION 39
13 #if YY_FLEX_SUBMINOR_VERSION > 0
17 /* First, we deal with platform-specific or compiler-specific issues. */
19 /* begin standard C headers. */
25 /* end standard C headers. */
27 /* flex integer type definitions */
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.
39 #ifndef __STDC_LIMIT_MACROS
40 #define __STDC_LIMIT_MACROS 1
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;
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. */
60 #define INT8_MIN (-128)
63 #define INT16_MIN (-32767-1)
66 #define INT32_MIN (-2147483647-1)
69 #define INT8_MAX (127)
72 #define INT16_MAX (32767)
75 #define INT32_MAX (2147483647)
78 #define UINT8_MAX (255U)
81 #define UINT16_MAX (65535U)
84 #define UINT32_MAX (4294967295U)
89 #endif /* ! FLEXINT_H */
93 /* The "const" storage-class-modifier is valid. */
96 #else /* ! __cplusplus */
98 /* C99 requires __STDC__ to be defined as 1. */
99 #if defined (__STDC__)
103 #endif /* defined (__STDC__) */
104 #endif /* ! __cplusplus */
107 #define yyconst const
112 /* Returned upon end-of-file. */
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
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.
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
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. */
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.
150 #define YY_BUF_SIZE 32768
152 #define YY_BUF_SIZE 16384
153 #endif /* __ia64__ */
156 /* The state buf must be large enough to hold one state per character in the main buffer.
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;
165 #ifndef YY_TYPEDEF_YY_SIZE_T
166 #define YY_TYPEDEF_YY_SIZE_T
167 typedef size_t yy_size_t;
170 extern yy_size_t yyleng;
172 extern FILE *yyin, *yyout;
174 #define EOB_ACT_CONTINUE_SCAN 0
175 #define EOB_ACT_END_OF_FILE 1
176 #define EOB_ACT_LAST_MATCH 2
178 #define YY_LESS_LINENO(n)
179 #define YY_LINENO_REWIND_TO(ptr)
181 /* Return all but the first "n" matched characters back to the input stream. */
185 /* Undo effects of setting up yytext. */ \
186 int yyless_macro_arg = (n); \
187 YY_LESS_LINENO(yyless_macro_arg);\
188 *yy_cp = (yy_hold_char); \
189 YY_RESTORE_YY_MORE_OFFSET \
190 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
191 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
195 #define unput(c) yyunput( c, (yytext_ptr) )
197 #ifndef YY_STRUCT_YY_BUFFER_STATE
198 #define YY_STRUCT_YY_BUFFER_STATE
199 struct yy_buffer_state
203 char *yy_ch_buf; /* input buffer */
204 char *yy_buf_pos; /* current position in input buffer */
206 /* Size of input buffer in bytes, not including room for EOB
209 yy_size_t yy_buf_size;
211 /* Number of characters read into yy_ch_buf, not including EOB
214 yy_size_t yy_n_chars;
216 /* Whether we "own" the buffer - i.e., we know we created it,
217 * and can realloc() it to grow it, and should free() it to
220 int yy_is_our_buffer;
222 /* Whether this is an "interactive" input source; if so, and
223 * if we're using stdio for input, then we want to use getc()
224 * instead of fread(), to make sure we stop fetching input after
227 int yy_is_interactive;
229 /* Whether we're considered to be at the beginning of a line.
230 * If so, '^' rules will be active on the next match, otherwise
235 int yy_bs_lineno; /**< The line count. */
236 int yy_bs_column; /**< The column count. */
238 /* Whether to try to fill the input buffer when we reach the
243 int yy_buffer_status;
245 #define YY_BUFFER_NEW 0
246 #define YY_BUFFER_NORMAL 1
247 /* When an EOF's been seen but there's still some text to process
248 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
249 * shouldn't try reading from the input source any more. We might
250 * still have a bunch of tokens to match, though, because of
251 * possible backing-up.
253 * When we actually see the EOF, we change the status to "new"
254 * (via yyrestart()), so that the user can continue scanning by
255 * just pointing yyin at a new input file.
257 #define YY_BUFFER_EOF_PENDING 2
260 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
262 /* Stack of input buffers. */
263 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
264 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
265 static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
267 /* We provide macros for accessing buffer states in case in the
268 * future we want to put the buffer states in a more general
271 * Returns the top of the stack, or NULL.
273 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
274 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
277 /* Same as previous macro, but useful when we know that the buffer stack is not
278 * NULL or when we need an lvalue. For internal use only.
280 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
282 /* yy_hold_char holds the character lost when yytext is formed. */
283 static char yy_hold_char;
284 static yy_size_t yy_n_chars; /* number of characters read into yy_ch_buf */
287 /* Points to current character in buffer. */
288 static char *yy_c_buf_p = (char *) 0;
289 static int yy_init = 0; /* whether we need to initialize */
290 static int yy_start = 0; /* start state number */
292 /* Flag which is used to allow yywrap()'s to do buffer switches
293 * instead of setting up a fresh yyin. A bit of a hack ...
295 static int yy_did_buffer_switch_on_eof;
297 void yyrestart (FILE *input_file );
298 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer );
299 YY_BUFFER_STATE yy_create_buffer (FILE *file,int size );
300 void yy_delete_buffer (YY_BUFFER_STATE b );
301 void yy_flush_buffer (YY_BUFFER_STATE b );
302 void yypush_buffer_state (YY_BUFFER_STATE new_buffer );
303 void yypop_buffer_state (void );
305 static void yyensure_buffer_stack (void );
306 static void yy_load_buffer_state (void );
307 static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file );
309 #define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER )
311 YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size );
312 YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str );
313 YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,yy_size_t len );
315 void *yyalloc (yy_size_t );
316 void *yyrealloc (void *,yy_size_t );
317 void yyfree (void * );
319 #define yy_new_buffer yy_create_buffer
321 #define yy_set_interactive(is_interactive) \
323 if ( ! YY_CURRENT_BUFFER ){ \
324 yyensure_buffer_stack (); \
325 YY_CURRENT_BUFFER_LVALUE = \
326 yy_create_buffer(yyin,YY_BUF_SIZE ); \
328 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
331 #define yy_set_bol(at_bol) \
333 if ( ! YY_CURRENT_BUFFER ){\
334 yyensure_buffer_stack (); \
335 YY_CURRENT_BUFFER_LVALUE = \
336 yy_create_buffer(yyin,YY_BUF_SIZE ); \
338 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
341 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
343 /* Begin user sect3 */
346 #define YY_SKIP_YYWRAP
348 typedef unsigned char YY_CHAR;
350 FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
352 typedef int yy_state_type;
359 #define yytext_ptr yytext
361 static yy_state_type yy_get_previous_state (void );
362 static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
363 static int yy_get_next_buffer (void );
364 static void yy_fatal_error (yyconst char msg[] );
366 /* Done after the current pattern has been matched and before the
367 * corresponding action - sets up yytext.
369 #define YY_DO_BEFORE_ACTION \
370 (yytext_ptr) = yy_bp; \
371 yyleng = (size_t) (yy_cp - yy_bp); \
372 (yy_hold_char) = *yy_cp; \
374 (yy_c_buf_p) = yy_cp;
376 #define YY_NUM_RULES 30
377 #define YY_END_OF_BUFFER 31
378 /* This struct is not used in this scanner,
379 but its presence is necessary. */
382 flex_int32_t yy_verify;
385 static yyconst flex_int16_t yy_accept[159] =
387 0, 0, 0, 0, 0, 0, 0, 0, 31, 29,
388 18, 18, 29, 29, 29, 29, 29, 29, 29, 29,
389 29, 29, 29, 29, 29, 29, 15, 16, 16, 29,
390 16, 10, 10, 18, 26, 0, 3, 0, 27, 12,
391 0, 0, 11, 0, 0, 0, 0, 0, 0, 0,
392 21, 23, 25, 24, 22, 0, 9, 28, 0, 0,
393 0, 14, 14, 16, 16, 16, 10, 10, 10, 0,
394 12, 0, 11, 0, 0, 0, 20, 0, 0, 0,
395 0, 0, 0, 0, 0, 16, 10, 10, 10, 0,
396 13, 19, 0, 0, 0, 0, 0, 0, 0, 0,
398 0, 16, 0, 0, 0, 0, 0, 0, 0, 0,
399 0, 16, 6, 0, 0, 0, 0, 0, 0, 2,
400 0, 0, 0, 0, 0, 0, 0, 0, 4, 17,
401 0, 0, 2, 0, 0, 0, 0, 0, 0, 0,
402 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
403 5, 8, 0, 0, 0, 0, 7, 0
406 static yyconst flex_int32_t yy_ec[256] =
408 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
409 4, 4, 4, 1, 1, 1, 1, 1, 1, 1,
410 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
411 1, 2, 5, 6, 7, 1, 1, 8, 9, 1,
412 1, 10, 11, 11, 12, 11, 13, 14, 15, 16,
413 16, 16, 16, 16, 16, 16, 16, 17, 1, 18,
414 19, 20, 11, 11, 21, 21, 21, 21, 21, 21,
415 22, 22, 22, 22, 22, 23, 22, 22, 22, 22,
416 22, 22, 22, 22, 24, 22, 22, 25, 22, 22,
417 1, 26, 27, 1, 22, 1, 21, 28, 29, 30,
419 31, 21, 22, 22, 32, 22, 22, 33, 34, 35,
420 36, 37, 22, 38, 39, 40, 41, 42, 22, 25,
421 43, 22, 44, 45, 46, 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,
428 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, 1, 1, 1, 1, 1,
438 static yyconst flex_int32_t yy_meta[47] =
440 1, 1, 1, 1, 1, 1, 2, 3, 1, 2,
441 2, 2, 4, 5, 5, 5, 6, 1, 1, 1,
442 7, 8, 8, 8, 8, 1, 1, 7, 7, 7,
443 7, 8, 8, 8, 8, 8, 8, 8, 8, 8,
447 static yyconst flex_int16_t yy_base[173] =
449 0, 383, 34, 382, 65, 381, 37, 105, 387, 391,
450 54, 111, 367, 110, 109, 109, 112, 41, 366, 104,
451 367, 338, 124, 117, 0, 144, 391, 0, 121, 0,
452 135, 155, 140, 179, 391, 160, 391, 379, 391, 0,
453 368, 141, 391, 167, 370, 376, 346, 103, 342, 345,
454 391, 391, 391, 391, 391, 358, 391, 391, 175, 342,
455 338, 391, 355, 0, 185, 339, 184, 347, 346, 0,
456 0, 322, 175, 357, 175, 363, 352, 324, 330, 323,
457 332, 326, 201, 324, 329, 322, 391, 333, 181, 309,
458 391, 341, 340, 313, 320, 338, 178, 311, 146, 317,
460 314, 315, 335, 331, 303, 300, 309, 299, 308, 188,
461 336, 335, 391, 305, 320, 281, 283, 271, 203, 288,
462 281, 271, 266, 264, 245, 242, 208, 104, 391, 391,
463 244, 218, 204, 219, 206, 224, 201, 212, 204, 229,
464 215, 208, 207, 200, 219, 391, 233, 221, 200, 181,
465 391, 391, 149, 122, 86, 41, 391, 391, 245, 251,
466 259, 263, 267, 273, 280, 284, 292, 300, 304, 310,
470 static yyconst flex_int16_t yy_def[173] =
472 158, 1, 1, 3, 158, 5, 1, 1, 158, 158,
473 158, 158, 158, 159, 160, 161, 158, 158, 158, 158,
474 162, 158, 158, 158, 163, 162, 158, 164, 165, 164,
475 164, 158, 158, 158, 158, 159, 158, 159, 158, 166,
476 158, 161, 158, 161, 167, 168, 158, 158, 158, 158,
477 158, 158, 158, 158, 158, 162, 158, 158, 158, 158,
478 158, 158, 162, 164, 165, 164, 158, 158, 158, 169,
479 166, 170, 161, 167, 167, 168, 158, 158, 158, 158,
480 158, 158, 158, 158, 158, 164, 158, 158, 169, 170,
481 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
483 158, 164, 158, 158, 158, 158, 158, 158, 158, 171,
484 158, 164, 158, 158, 158, 158, 158, 158, 171, 158,
485 171, 158, 158, 158, 158, 158, 158, 158, 158, 158,
486 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
487 172, 158, 158, 158, 172, 158, 172, 158, 158, 158,
488 158, 158, 158, 158, 158, 158, 158, 0, 158, 158,
489 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
493 static yyconst flex_int16_t yy_nxt[438] =
495 10, 11, 12, 11, 13, 14, 10, 15, 16, 10,
496 10, 10, 17, 10, 10, 10, 10, 18, 19, 20,
497 21, 21, 21, 21, 21, 10, 10, 21, 21, 21,
498 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
499 21, 21, 21, 10, 22, 10, 24, 25, 25, 25,
500 32, 33, 33, 157, 26, 34, 34, 34, 51, 52,
501 27, 26, 26, 26, 26, 10, 11, 12, 11, 13,
502 14, 28, 15, 16, 28, 28, 28, 24, 28, 28,
503 28, 10, 18, 19, 20, 29, 29, 29, 29, 29,
504 30, 10, 29, 29, 29, 29, 29, 29, 29, 29,
506 29, 29, 29, 29, 29, 29, 29, 29, 10, 22,
507 10, 23, 34, 34, 34, 37, 39, 43, 32, 33,
508 33, 45, 54, 55, 46, 59, 45, 64, 156, 46,
509 64, 64, 64, 79, 44, 38, 59, 57, 134, 47,
510 135, 48, 80, 49, 47, 50, 48, 99, 61, 43,
511 50, 110, 41, 67, 67, 67, 60, 63, 63, 63,
512 57, 155, 68, 69, 63, 37, 44, 66, 67, 67,
513 67, 63, 63, 63, 63, 73, 59, 68, 69, 70,
514 34, 34, 34, 43, 75, 38, 154, 92, 83, 83,
515 83, 64, 44, 120, 64, 64, 64, 67, 67, 67,
517 44, 57, 99, 68, 69, 107, 68, 69, 120, 127,
518 108, 153, 152, 121, 83, 83, 83, 133, 133, 133,
519 146, 133, 133, 133, 146, 140, 140, 140, 121, 141,
520 140, 140, 140, 151, 141, 158, 150, 149, 148, 144,
521 147, 143, 142, 139, 147, 36, 36, 36, 36, 36,
522 36, 36, 36, 40, 138, 137, 136, 40, 40, 42,
523 42, 42, 42, 42, 42, 42, 42, 56, 56, 56,
524 56, 62, 132, 62, 64, 131, 130, 64, 129, 64,
525 64, 65, 128, 158, 65, 65, 65, 65, 71, 127,
526 71, 71, 74, 74, 74, 74, 74, 74, 74, 74,
528 76, 76, 76, 76, 76, 76, 76, 76, 89, 126,
529 89, 90, 125, 90, 90, 124, 90, 90, 119, 119,
530 119, 119, 119, 119, 119, 119, 145, 145, 145, 145,
531 145, 145, 145, 145, 123, 122, 59, 59, 118, 117,
532 116, 115, 114, 113, 45, 112, 108, 111, 109, 106,
533 105, 104, 46, 103, 91, 87, 102, 101, 100, 98,
534 97, 96, 95, 94, 93, 77, 75, 91, 88, 87,
535 86, 57, 85, 84, 57, 82, 81, 78, 77, 75,
536 72, 158, 58, 57, 53, 35, 158, 31, 23, 23,
537 9, 158, 158, 158, 158, 158, 158, 158, 158, 158,
539 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
540 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
541 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
542 158, 158, 158, 158, 158, 158, 158
545 static yyconst flex_int16_t yy_chk[438] =
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, 1, 1, 1, 1, 1,
551 1, 1, 1, 1, 1, 1, 3, 3, 3, 3,
552 7, 7, 7, 156, 3, 11, 11, 11, 18, 18,
553 3, 3, 3, 3, 3, 5, 5, 5, 5, 5,
554 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
555 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
556 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
558 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
559 5, 8, 12, 12, 12, 14, 15, 16, 8, 8,
560 8, 17, 20, 20, 17, 23, 24, 29, 155, 24,
561 29, 29, 29, 48, 16, 14, 31, 29, 128, 17,
562 128, 17, 48, 17, 24, 17, 24, 99, 24, 42,
563 24, 99, 15, 33, 33, 33, 23, 26, 26, 26,
564 26, 154, 33, 33, 26, 36, 42, 31, 32, 32,
565 32, 26, 26, 26, 26, 44, 59, 32, 32, 32,
566 34, 34, 34, 73, 75, 36, 153, 75, 59, 59,
567 59, 65, 44, 110, 65, 65, 65, 67, 67, 67,
569 73, 65, 83, 89, 89, 97, 67, 67, 119, 127,
570 97, 150, 149, 110, 83, 83, 83, 133, 133, 133,
571 141, 127, 127, 127, 145, 136, 136, 136, 119, 136,
572 140, 140, 140, 148, 140, 147, 144, 143, 142, 139,
573 141, 138, 137, 135, 145, 159, 159, 159, 159, 159,
574 159, 159, 159, 160, 134, 132, 131, 160, 160, 161,
575 161, 161, 161, 161, 161, 161, 161, 162, 162, 162,
576 162, 163, 126, 163, 164, 125, 124, 164, 123, 164,
577 164, 165, 122, 121, 165, 165, 165, 165, 166, 120,
578 166, 166, 167, 167, 167, 167, 167, 167, 167, 167,
580 168, 168, 168, 168, 168, 168, 168, 168, 169, 118,
581 169, 170, 117, 170, 170, 116, 170, 170, 171, 171,
582 171, 171, 171, 171, 171, 171, 172, 172, 172, 172,
583 172, 172, 172, 172, 115, 114, 112, 111, 109, 108,
584 107, 106, 105, 104, 103, 102, 101, 100, 98, 96,
585 95, 94, 93, 92, 90, 88, 86, 85, 84, 82,
586 81, 80, 79, 78, 77, 76, 74, 72, 69, 68,
587 66, 63, 61, 60, 56, 50, 49, 47, 46, 45,
588 41, 38, 22, 21, 19, 13, 9, 6, 4, 2,
589 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
591 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
592 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
593 158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
594 158, 158, 158, 158, 158, 158, 158
597 static yy_state_type yy_last_accepting_state;
598 static char *yy_last_accepting_cpos;
600 extern int yy_flex_debug;
601 int yy_flex_debug = 0;
603 /* The intent behind this definition is that it'll catch
604 * any uses of REJECT which flex missed.
606 #define REJECT reject_used_but_not_detected
607 #define yymore() yymore_used_but_not_detected
608 #define YY_MORE_ADJ 0
609 #define YY_RESTORE_YY_MORE_OFFSET
611 #line 1 "dtc-lexer.l"
613 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
616 * This program is free software; you can redistribute it and/or
617 * modify it under the terms of the GNU General Public License as
618 * published by the Free Software Foundation; either version 2 of the
619 * License, or (at your option) any later version.
621 * This program is distributed in the hope that it will be useful,
622 * but WITHOUT ANY WARRANTY; without even the implied warranty of
623 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
624 * General Public License for more details.
626 * You should have received a copy of the GNU General Public License
627 * along with this program; if not, write to the Free Software
628 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
631 #define YY_NO_INPUT 1
635 #line 37 "dtc-lexer.l"
638 #include "dtc-parser.tab.h"
640 extern bool treesource_error;
642 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
643 #define YY_USER_ACTION \
645 srcpos_update(&yylloc, yytext, yyleng); \
648 /*#define LEXDEBUG 1*/
651 #define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
653 #define DPRINT(fmt, ...) do { } while (0)
656 static int dts_version = 1;
658 #define BEGIN_DEFAULT() DPRINT("<V1>\n"); \
661 static void push_input_file(const char *filename);
662 static bool pop_input_file(void);
663 static void lexical_error(const char *fmt, ...);
664 #line 666 "dtc-lexer.lex.c"
668 #define PROPNODENAME 2
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.
679 #ifndef YY_EXTRA_TYPE
680 #define YY_EXTRA_TYPE void *
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 yy_size_t 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
718 #ifndef YY_SKIP_YYWRAP
720 extern "C" int yywrap (void );
722 extern int yywrap (void );
727 static void yy_flex_strncpy (char *,yyconst char *,int );
730 #ifdef YY_NEED_STRLEN
731 static int yy_flex_strlen (yyconst char * );
737 static int yyinput (void );
739 static int input (void );
744 /* Amount of stuff to slurp up with each read. */
745 #ifndef YY_READ_BUF_SIZE
747 /* On IA-64, the buffer size is 16k, not 8k */
748 #define YY_READ_BUF_SIZE 16384
750 #define YY_READ_BUF_SIZE 8192
751 #endif /* __ia64__ */
754 /* Copy whatever the last rule matched to the standard output. */
756 /* This used to be an fputs(), but since the string might contain NUL's,
757 * we now use fwrite().
759 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
762 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
763 * is returned in "result".
766 #define YY_INPUT(buf,result,max_size) \
767 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
771 for ( n = 0; n < max_size && \
772 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
775 buf[n++] = (char) c; \
776 if ( c == EOF && ferror( yyin ) ) \
777 YY_FATAL_ERROR( "input in flex scanner failed" ); \
783 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
785 if( errno != EINTR) \
787 YY_FATAL_ERROR( "input in flex scanner failed" ); \
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.
803 #define yyterminate() return YY_NULL
806 /* Number of entries by which start-condition stack grows. */
807 #ifndef YY_START_STACK_INCR
808 #define YY_START_STACK_INCR 25
811 /* Report a fatal error. */
812 #ifndef YY_FATAL_ERROR
813 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
816 /* end tables serialization structures and prototypes */
818 /* Default declaration of generated scanner - a define so the user can
819 * easily add parameters.
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
832 #ifndef YY_USER_ACTION
833 #define YY_USER_ACTION
836 /* Code executed at the end of each rule. */
838 #define YY_BREAK break;
841 #define YY_RULE_SETUP \
843 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
844 (yytext[yyleng - 1] == '\n'); \
847 /** The main scanner function which does all the work.
851 register yy_state_type yy_current_state;
852 register char *yy_cp, *yy_bp;
864 (yy_start) = 1; /* first start state */
872 if ( ! YY_CURRENT_BUFFER ) {
873 yyensure_buffer_stack ();
874 YY_CURRENT_BUFFER_LVALUE =
875 yy_create_buffer(yyin,YY_BUF_SIZE );
878 yy_load_buffer_state( );
882 #line 68 "dtc-lexer.l"
884 #line 886 "dtc-lexer.lex.c"
886 while ( 1 ) /* loops until end-of-file is reached */
888 yy_cp = (yy_c_buf_p);
890 /* Support of yytext. */
891 *yy_cp = (yy_hold_char);
893 /* yy_bp points to the position in yy_ch_buf of the start of
898 yy_current_state = (yy_start);
899 yy_current_state += YY_AT_BOL();
903 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
904 if ( yy_accept[yy_current_state] )
906 (yy_last_accepting_state) = yy_current_state;
907 (yy_last_accepting_cpos) = yy_cp;
909 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
911 yy_current_state = (int) yy_def[yy_current_state];
912 if ( yy_current_state >= 159 )
913 yy_c = yy_meta[(unsigned int) yy_c];
915 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
918 while ( yy_current_state != 158 );
919 yy_cp = (yy_last_accepting_cpos);
920 yy_current_state = (yy_last_accepting_state);
923 yy_act = yy_accept[yy_current_state];
927 do_action: /* This label is used only to access EOF actions. */
930 { /* beginning of action switch */
931 case 0: /* must back up */
932 /* undo the effects of YY_DO_BEFORE_ACTION */
933 *yy_cp = (yy_hold_char);
934 yy_cp = (yy_last_accepting_cpos);
935 yy_current_state = (yy_last_accepting_state);
939 /* rule 1 can match eol */
941 #line 69 "dtc-lexer.l"
943 char *name = strchr(yytext, '\"') + 1;
944 yytext[yyleng-1] = '\0';
945 push_input_file(name);
949 /* rule 2 can match eol */
951 #line 75 "dtc-lexer.l"
953 char *line, *fnstart, *fnend;
955 /* skip text before line # */
957 while (!isdigit((unsigned char)*line))
960 /* regexp ensures that first and list "
961 * in the whole yytext are those at
962 * beginning and end of the filename string */
963 fnstart = memchr(yytext, '"', yyleng);
964 for (fnend = yytext + yyleng - 1;
965 *fnend != '"'; fnend--)
967 assert(fnstart && fnend && (fnend > fnstart));
969 fn = data_copy_escape_string(fnstart + 1,
970 fnend - fnstart - 1);
972 /* Don't allow nuls in filenames */
973 if (memchr(fn.val, '\0', fn.len - 1))
974 lexical_error("nul in line number directive");
976 /* -1 since #line is the number of the next line */
977 srcpos_set_line(xstrdup(fn.val), atoi(line) - 1);
981 case YY_STATE_EOF(INITIAL):
982 case YY_STATE_EOF(BYTESTRING):
983 case YY_STATE_EOF(PROPNODENAME):
984 case YY_STATE_EOF(V1):
985 #line 104 "dtc-lexer.l"
987 if (!pop_input_file()) {
993 /* rule 3 can match eol */
995 #line 110 "dtc-lexer.l"
997 DPRINT("String: %s\n", yytext);
998 yylval.data = data_copy_escape_string(yytext+1,
1005 #line 117 "dtc-lexer.l"
1007 DPRINT("Keyword: /dts-v1/\n");
1015 #line 124 "dtc-lexer.l"
1017 DPRINT("Keyword: /memreserve/\n");
1019 return DT_MEMRESERVE;
1024 #line 130 "dtc-lexer.l"
1026 DPRINT("Keyword: /bits/\n");
1033 #line 136 "dtc-lexer.l"
1035 DPRINT("Keyword: /delete-property/\n");
1036 DPRINT("<PROPNODENAME>\n");
1037 BEGIN(PROPNODENAME);
1043 #line 143 "dtc-lexer.l"
1045 DPRINT("Keyword: /delete-node/\n");
1046 DPRINT("<PROPNODENAME>\n");
1047 BEGIN(PROPNODENAME);
1053 #line 150 "dtc-lexer.l"
1055 DPRINT("Label: %s\n", yytext);
1056 yylval.labelref = xstrdup(yytext);
1057 yylval.labelref[yyleng-1] = '\0';
1063 #line 157 "dtc-lexer.l"
1066 DPRINT("Integer Literal: '%s'\n", yytext);
1069 yylval.integer = strtoull(yytext, &e, 0);
1071 if (*e && e[strspn(e, "UL")]) {
1072 lexical_error("Bad integer literal '%s'",
1076 if (errno == ERANGE)
1077 lexical_error("Integer literal '%s' out of range",
1080 /* ERANGE is the only strtoull error triggerable
1081 * by strings matching the pattern */
1087 /* rule 11 can match eol */
1089 #line 179 "dtc-lexer.l"
1092 DPRINT("Character literal: %s\n", yytext);
1094 d = data_copy_escape_string(yytext+1, yyleng-2);
1096 lexical_error("Empty character literal");
1098 return DT_CHAR_LITERAL;
1101 yylval.integer = (unsigned char)d.val[0];
1104 lexical_error("Character literal has %d"
1105 " characters instead of 1",
1108 return DT_CHAR_LITERAL;
1113 #line 200 "dtc-lexer.l"
1114 { /* label reference */
1115 DPRINT("Ref: %s\n", yytext+1);
1116 yylval.labelref = xstrdup(yytext+1);
1122 #line 206 "dtc-lexer.l"
1123 { /* new-style path reference */
1124 yytext[yyleng-1] = '\0';
1125 DPRINT("Ref: %s\n", yytext+2);
1126 yylval.labelref = xstrdup(yytext+2);
1132 #line 213 "dtc-lexer.l"
1134 yylval.byte = strtol(yytext, NULL, 16);
1135 DPRINT("Byte: %02x\n", (int)yylval.byte);
1141 #line 219 "dtc-lexer.l"
1143 DPRINT("/BYTESTRING\n");
1150 #line 225 "dtc-lexer.l"
1152 DPRINT("PropNodeName: %s\n", yytext);
1153 yylval.propnodename = xstrdup((yytext[0] == '\\') ?
1154 yytext + 1 : yytext);
1156 return DT_PROPNODENAME;
1161 #line 233 "dtc-lexer.l"
1163 DPRINT("Binary Include\n");
1168 /* rule 18 can match eol */
1170 #line 238 "dtc-lexer.l"
1171 /* eat whitespace */
1174 /* rule 19 can match eol */
1176 #line 239 "dtc-lexer.l"
1177 /* eat C-style comments */
1180 /* rule 20 can match eol */
1182 #line 240 "dtc-lexer.l"
1183 /* eat C++-style comments */
1187 #line 242 "dtc-lexer.l"
1188 { return DT_LSHIFT; };
1192 #line 243 "dtc-lexer.l"
1193 { return DT_RSHIFT; };
1197 #line 244 "dtc-lexer.l"
1202 #line 245 "dtc-lexer.l"
1207 #line 246 "dtc-lexer.l"
1212 #line 247 "dtc-lexer.l"
1217 #line 248 "dtc-lexer.l"
1222 #line 249 "dtc-lexer.l"
1227 #line 251 "dtc-lexer.l"
1229 DPRINT("Char: %c (\\x%02x)\n", yytext[0],
1230 (unsigned)yytext[0]);
1231 if (yytext[0] == '[') {
1232 DPRINT("<BYTESTRING>\n");
1235 if ((yytext[0] == '{')
1236 || (yytext[0] == ';')) {
1237 DPRINT("<PROPNODENAME>\n");
1238 BEGIN(PROPNODENAME);
1245 #line 266 "dtc-lexer.l"
1248 #line 1250 "dtc-lexer.lex.c"
1250 case YY_END_OF_BUFFER:
1252 /* Amount of text matched not including the EOB char. */
1253 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1255 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1256 *yy_cp = (yy_hold_char);
1257 YY_RESTORE_YY_MORE_OFFSET
1259 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1261 /* We're scanning a new file or input source. It's
1262 * possible that this happened because the user
1263 * just pointed yyin at a new source and called
1264 * yylex(). If so, then we have to assure
1265 * consistency between YY_CURRENT_BUFFER and our
1266 * globals. Here is the right place to do so, because
1267 * this is the first action (other than possibly a
1268 * back-up) that will match for the new input source.
1270 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1271 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1272 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1275 /* Note that here we test for yy_c_buf_p "<=" to the position
1276 * of the first EOB in the buffer, since yy_c_buf_p will
1277 * already have been incremented past the NUL character
1278 * (since all states make transitions on EOB to the
1279 * end-of-buffer state). Contrast this with the test
1282 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1283 { /* This was really a NUL. */
1284 yy_state_type yy_next_state;
1286 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1288 yy_current_state = yy_get_previous_state( );
1290 /* Okay, we're now positioned to make the NUL
1291 * transition. We couldn't have
1292 * yy_get_previous_state() go ahead and do it
1293 * for us because it doesn't know how to deal
1294 * with the possibility of jamming (and we don't
1295 * want to build jamming into it because then it
1296 * will run more slowly).
1299 yy_next_state = yy_try_NUL_trans( yy_current_state );
1301 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1303 if ( yy_next_state )
1305 /* Consume the NUL. */
1306 yy_cp = ++(yy_c_buf_p);
1307 yy_current_state = yy_next_state;
1313 yy_cp = (yy_last_accepting_cpos);
1314 yy_current_state = (yy_last_accepting_state);
1315 goto yy_find_action;
1319 else switch ( yy_get_next_buffer( ) )
1321 case EOB_ACT_END_OF_FILE:
1323 (yy_did_buffer_switch_on_eof) = 0;
1327 /* Note: because we've taken care in
1328 * yy_get_next_buffer() to have set up
1329 * yytext, we can now set up
1330 * yy_c_buf_p so that if some total
1331 * hoser (like flex itself) wants to
1332 * call the scanner after we return the
1333 * YY_NULL, it'll still work - another
1334 * YY_NULL will get returned.
1336 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1338 yy_act = YY_STATE_EOF(YY_START);
1344 if ( ! (yy_did_buffer_switch_on_eof) )
1350 case EOB_ACT_CONTINUE_SCAN:
1352 (yytext_ptr) + yy_amount_of_matched_text;
1354 yy_current_state = yy_get_previous_state( );
1356 yy_cp = (yy_c_buf_p);
1357 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1360 case EOB_ACT_LAST_MATCH:
1362 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1364 yy_current_state = yy_get_previous_state( );
1366 yy_cp = (yy_c_buf_p);
1367 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1368 goto yy_find_action;
1375 "fatal flex scanner internal error--no action found" );
1376 } /* end of action switch */
1377 } /* end of scanning one token */
1378 } /* end of user's declarations */
1379 } /* end of yylex */
1381 /* yy_get_next_buffer - try to read in a new buffer
1383 * Returns a code representing an action:
1384 * EOB_ACT_LAST_MATCH -
1385 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1386 * EOB_ACT_END_OF_FILE - end of file
1388 static int yy_get_next_buffer (void)
1390 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1391 register char *source = (yytext_ptr);
1392 register int number_to_move, i;
1395 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1397 "fatal flex scanner internal error--end of buffer missed" );
1399 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1400 { /* Don't try to fill the buffer, so this is an EOF. */
1401 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1403 /* We matched a single character, the EOB, so
1404 * treat this as a final EOF.
1406 return EOB_ACT_END_OF_FILE;
1411 /* We matched some text prior to the EOB, first
1414 return EOB_ACT_LAST_MATCH;
1418 /* Try to read more data. */
1420 /* First move last chars to start of buffer. */
1421 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1423 for ( i = 0; i < number_to_move; ++i )
1424 *(dest++) = *(source++);
1426 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1427 /* don't do the read, it's not guaranteed to return an EOF,
1430 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1434 yy_size_t num_to_read =
1435 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1437 while ( num_to_read <= 0 )
1438 { /* Not enough room in the buffer - grow it. */
1440 /* just a shorter name for the current buffer */
1441 YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
1443 int yy_c_buf_p_offset =
1444 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1446 if ( b->yy_is_our_buffer )
1448 yy_size_t new_size = b->yy_buf_size * 2;
1450 if ( new_size <= 0 )
1451 b->yy_buf_size += b->yy_buf_size / 8;
1453 b->yy_buf_size *= 2;
1455 b->yy_ch_buf = (char *)
1456 /* Include room in for 2 EOB chars. */
1457 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1460 /* Can't grow it, we don't own it. */
1463 if ( ! b->yy_ch_buf )
1465 "fatal error - scanner input buffer overflow" );
1467 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1469 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1474 if ( num_to_read > YY_READ_BUF_SIZE )
1475 num_to_read = YY_READ_BUF_SIZE;
1477 /* Read in more data. */
1478 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1479 (yy_n_chars), num_to_read );
1481 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1484 if ( (yy_n_chars) == 0 )
1486 if ( number_to_move == YY_MORE_ADJ )
1488 ret_val = EOB_ACT_END_OF_FILE;
1494 ret_val = EOB_ACT_LAST_MATCH;
1495 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1496 YY_BUFFER_EOF_PENDING;
1501 ret_val = EOB_ACT_CONTINUE_SCAN;
1503 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1504 /* Extend the array by 50%, plus the number we really need. */
1505 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1506 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1507 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1508 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1511 (yy_n_chars) += number_to_move;
1512 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1513 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1515 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1520 /* yy_get_previous_state - get the state just before the EOB char was reached */
1522 static yy_state_type yy_get_previous_state (void)
1524 register yy_state_type yy_current_state;
1525 register char *yy_cp;
1527 yy_current_state = (yy_start);
1528 yy_current_state += YY_AT_BOL();
1530 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1532 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1533 if ( yy_accept[yy_current_state] )
1535 (yy_last_accepting_state) = yy_current_state;
1536 (yy_last_accepting_cpos) = yy_cp;
1538 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1540 yy_current_state = (int) yy_def[yy_current_state];
1541 if ( yy_current_state >= 159 )
1542 yy_c = yy_meta[(unsigned int) yy_c];
1544 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1547 return yy_current_state;
1550 /* yy_try_NUL_trans - try to make a transition on the NUL character
1553 * next_state = yy_try_NUL_trans( current_state );
1555 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1557 register int yy_is_jam;
1558 register char *yy_cp = (yy_c_buf_p);
1560 register YY_CHAR yy_c = 1;
1561 if ( yy_accept[yy_current_state] )
1563 (yy_last_accepting_state) = yy_current_state;
1564 (yy_last_accepting_cpos) = yy_cp;
1566 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1568 yy_current_state = (int) yy_def[yy_current_state];
1569 if ( yy_current_state >= 159 )
1570 yy_c = yy_meta[(unsigned int) yy_c];
1572 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1573 yy_is_jam = (yy_current_state == 158);
1575 return yy_is_jam ? 0 : yy_current_state;
1580 static int yyinput (void)
1582 static int input (void)
1588 *(yy_c_buf_p) = (yy_hold_char);
1590 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1592 /* yy_c_buf_p now points to the character we want to return.
1593 * If this occurs *before* the EOB characters, then it's a
1594 * valid NUL; if not, then we've hit the end of the buffer.
1596 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1597 /* This was really a NUL. */
1598 *(yy_c_buf_p) = '\0';
1601 { /* need more input */
1602 yy_size_t offset = (yy_c_buf_p) - (yytext_ptr);
1605 switch ( yy_get_next_buffer( ) )
1607 case EOB_ACT_LAST_MATCH:
1608 /* This happens because yy_g_n_b()
1609 * sees that we've accumulated a
1610 * token and flags that we need to
1611 * try matching the token before
1612 * proceeding. But for input(),
1613 * there's no matching to consider.
1614 * So convert the EOB_ACT_LAST_MATCH
1615 * to EOB_ACT_END_OF_FILE.
1618 /* Reset buffer status. */
1623 case EOB_ACT_END_OF_FILE:
1628 if ( ! (yy_did_buffer_switch_on_eof) )
1637 case EOB_ACT_CONTINUE_SCAN:
1638 (yy_c_buf_p) = (yytext_ptr) + offset;
1644 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1645 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1646 (yy_hold_char) = *++(yy_c_buf_p);
1648 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1652 #endif /* ifndef YY_NO_INPUT */
1654 /** Immediately switch to a different input stream.
1655 * @param input_file A readable stream.
1657 * @note This function does not reset the start condition to @c INITIAL .
1659 void yyrestart (FILE * input_file )
1662 if ( ! YY_CURRENT_BUFFER ){
1663 yyensure_buffer_stack ();
1664 YY_CURRENT_BUFFER_LVALUE =
1665 yy_create_buffer(yyin,YY_BUF_SIZE );
1668 yy_init_buffer(YY_CURRENT_BUFFER,input_file );
1669 yy_load_buffer_state( );
1672 /** Switch to a different input buffer.
1673 * @param new_buffer The new input buffer.
1676 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1679 /* TODO. We should be able to replace this entire function body
1681 * yypop_buffer_state();
1682 * yypush_buffer_state(new_buffer);
1684 yyensure_buffer_stack ();
1685 if ( YY_CURRENT_BUFFER == new_buffer )
1688 if ( YY_CURRENT_BUFFER )
1690 /* Flush out information for old buffer. */
1691 *(yy_c_buf_p) = (yy_hold_char);
1692 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1693 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1696 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1697 yy_load_buffer_state( );
1699 /* We don't actually know whether we did this switch during
1700 * EOF (yywrap()) processing, but the only time this flag
1701 * is looked at is after yywrap() is called, so it's safe
1702 * to go ahead and always set it.
1704 (yy_did_buffer_switch_on_eof) = 1;
1707 static void yy_load_buffer_state (void)
1709 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1710 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1711 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1712 (yy_hold_char) = *(yy_c_buf_p);
1715 /** Allocate and initialize an input buffer state.
1716 * @param file A readable stream.
1717 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1719 * @return the allocated buffer state.
1721 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1725 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1727 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1729 b->yy_buf_size = size;
1731 /* yy_ch_buf has to be 2 characters longer than the size given because
1732 * we need to put in 2 end-of-buffer characters.
1734 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1735 if ( ! b->yy_ch_buf )
1736 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1738 b->yy_is_our_buffer = 1;
1740 yy_init_buffer(b,file );
1745 /** Destroy the buffer.
1746 * @param b a buffer created with yy_create_buffer()
1749 void yy_delete_buffer (YY_BUFFER_STATE b )
1755 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1756 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1758 if ( b->yy_is_our_buffer )
1759 yyfree((void *) b->yy_ch_buf );
1761 yyfree((void *) b );
1764 /* Initializes or reinitializes a buffer.
1765 * This function is sometimes called more than once on the same buffer,
1766 * such as during a yyrestart() or at EOF.
1768 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1773 yy_flush_buffer(b );
1775 b->yy_input_file = file;
1776 b->yy_fill_buffer = 1;
1778 /* If b is the current buffer, then yy_init_buffer was _probably_
1779 * called from yyrestart() or through yy_get_next_buffer.
1780 * In that case, we don't want to reset the lineno or column.
1782 if (b != YY_CURRENT_BUFFER){
1783 b->yy_bs_lineno = 1;
1784 b->yy_bs_column = 0;
1787 b->yy_is_interactive = 0;
1792 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1793 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1796 void yy_flush_buffer (YY_BUFFER_STATE b )
1803 /* We always need two end-of-buffer characters. The first causes
1804 * a transition to the end-of-buffer state. The second causes
1805 * a jam in that state.
1807 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1808 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1810 b->yy_buf_pos = &b->yy_ch_buf[0];
1813 b->yy_buffer_status = YY_BUFFER_NEW;
1815 if ( b == YY_CURRENT_BUFFER )
1816 yy_load_buffer_state( );
1819 /** Pushes the new state onto the stack. The new state becomes
1820 * the current state. This function will allocate the stack
1822 * @param new_buffer The new state.
1825 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1827 if (new_buffer == NULL)
1830 yyensure_buffer_stack();
1832 /* This block is copied from yy_switch_to_buffer. */
1833 if ( YY_CURRENT_BUFFER )
1835 /* Flush out information for old buffer. */
1836 *(yy_c_buf_p) = (yy_hold_char);
1837 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1838 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1841 /* Only push if top exists. Otherwise, replace top. */
1842 if (YY_CURRENT_BUFFER)
1843 (yy_buffer_stack_top)++;
1844 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1846 /* copied from yy_switch_to_buffer. */
1847 yy_load_buffer_state( );
1848 (yy_did_buffer_switch_on_eof) = 1;
1851 /** Removes and deletes the top of the stack, if present.
1852 * The next element becomes the new top.
1855 void yypop_buffer_state (void)
1857 if (!YY_CURRENT_BUFFER)
1860 yy_delete_buffer(YY_CURRENT_BUFFER );
1861 YY_CURRENT_BUFFER_LVALUE = NULL;
1862 if ((yy_buffer_stack_top) > 0)
1863 --(yy_buffer_stack_top);
1865 if (YY_CURRENT_BUFFER) {
1866 yy_load_buffer_state( );
1867 (yy_did_buffer_switch_on_eof) = 1;
1871 /* Allocates the stack if it does not exist.
1872 * Guarantees space for at least one push.
1874 static void yyensure_buffer_stack (void)
1876 yy_size_t num_to_alloc;
1878 if (!(yy_buffer_stack)) {
1880 /* First allocation is just for 2 elements, since we don't know if this
1881 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1882 * immediate realloc on the next call.
1885 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1886 (num_to_alloc * sizeof(struct yy_buffer_state*)
1888 if ( ! (yy_buffer_stack) )
1889 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1891 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1893 (yy_buffer_stack_max) = num_to_alloc;
1894 (yy_buffer_stack_top) = 0;
1898 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1900 /* Increase the buffer to prepare for a possible push. */
1901 int grow_size = 8 /* arbitrary grow size */;
1903 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1904 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1906 num_to_alloc * sizeof(struct yy_buffer_state*)
1908 if ( ! (yy_buffer_stack) )
1909 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1911 /* zero only the new slots.*/
1912 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1913 (yy_buffer_stack_max) = num_to_alloc;
1917 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1918 * @param base the character buffer
1919 * @param size the size in bytes of the character buffer
1921 * @return the newly allocated buffer state object.
1923 YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1928 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1929 base[size-1] != YY_END_OF_BUFFER_CHAR )
1930 /* They forgot to leave room for the EOB's. */
1933 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1935 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1937 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1938 b->yy_buf_pos = b->yy_ch_buf = base;
1939 b->yy_is_our_buffer = 0;
1940 b->yy_input_file = 0;
1941 b->yy_n_chars = b->yy_buf_size;
1942 b->yy_is_interactive = 0;
1944 b->yy_fill_buffer = 0;
1945 b->yy_buffer_status = YY_BUFFER_NEW;
1947 yy_switch_to_buffer(b );
1952 /** Setup the input buffer state to scan a string. The next call to yylex() will
1953 * scan from a @e copy of @a str.
1954 * @param yystr a NUL-terminated string to scan
1956 * @return the newly allocated buffer state object.
1957 * @note If you want to scan bytes that may contain NUL values, then use
1958 * yy_scan_bytes() instead.
1960 YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
1963 return yy_scan_bytes(yystr,strlen(yystr) );
1966 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1967 * scan from a @e copy of @a bytes.
1968 * @param yybytes the byte buffer to scan
1969 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1971 * @return the newly allocated buffer state object.
1973 YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, yy_size_t _yybytes_len )
1980 /* Get memory for full buffer, including space for trailing EOB's. */
1981 n = _yybytes_len + 2;
1982 buf = (char *) yyalloc(n );
1984 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1986 for ( i = 0; i < _yybytes_len; ++i )
1987 buf[i] = yybytes[i];
1989 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
1991 b = yy_scan_buffer(buf,n );
1993 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1995 /* It's okay to grow etc. this buffer, and we should throw it
1996 * away when we're done.
1998 b->yy_is_our_buffer = 1;
2003 #ifndef YY_EXIT_FAILURE
2004 #define YY_EXIT_FAILURE 2
2007 static void yy_fatal_error (yyconst char* msg )
2009 (void) fprintf( stderr, "%s\n", msg );
2010 exit( YY_EXIT_FAILURE );
2013 /* Redefine yyless() so it works in section 3 code. */
2019 /* Undo effects of setting up yytext. */ \
2020 int yyless_macro_arg = (n); \
2021 YY_LESS_LINENO(yyless_macro_arg);\
2022 yytext[yyleng] = (yy_hold_char); \
2023 (yy_c_buf_p) = yytext + yyless_macro_arg; \
2024 (yy_hold_char) = *(yy_c_buf_p); \
2025 *(yy_c_buf_p) = '\0'; \
2026 yyleng = yyless_macro_arg; \
2030 /* Accessor methods (get/set functions) to struct members. */
2032 /** Get the current line number.
2035 int yyget_lineno (void)
2041 /** Get the input stream.
2044 FILE *yyget_in (void)
2049 /** Get the output stream.
2052 FILE *yyget_out (void)
2057 /** Get the length of the current token.
2060 yy_size_t yyget_leng (void)
2065 /** Get the current token.
2069 char *yyget_text (void)
2074 /** Set the current line number.
2075 * @param line_number
2078 void yyset_lineno (int line_number )
2081 yylineno = line_number;
2084 /** Set the input stream. This does not discard the current
2086 * @param in_str A readable stream.
2088 * @see yy_switch_to_buffer
2090 void yyset_in (FILE * in_str )
2095 void yyset_out (FILE * out_str )
2100 int yyget_debug (void)
2102 return yy_flex_debug;
2105 void yyset_debug (int bdebug )
2107 yy_flex_debug = bdebug ;
2110 static int yy_init_globals (void)
2112 /* Initialization is the same as for the non-reentrant scanner.
2113 * This function is called from yylex_destroy(), so don't allocate here.
2116 (yy_buffer_stack) = 0;
2117 (yy_buffer_stack_top) = 0;
2118 (yy_buffer_stack_max) = 0;
2119 (yy_c_buf_p) = (char *) 0;
2123 /* Defined in main.c */
2132 /* For future reference: Set errno on error, since we are called by
2138 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
2139 int yylex_destroy (void)
2142 /* Pop the buffer stack, destroying each element. */
2143 while(YY_CURRENT_BUFFER){
2144 yy_delete_buffer(YY_CURRENT_BUFFER );
2145 YY_CURRENT_BUFFER_LVALUE = NULL;
2146 yypop_buffer_state();
2149 /* Destroy the stack itself. */
2150 yyfree((yy_buffer_stack) );
2151 (yy_buffer_stack) = NULL;
2153 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2154 * yylex() is called, initialization will occur. */
2161 * Internal utility routines.
2165 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2168 for ( i = 0; i < n; ++i )
2173 #ifdef YY_NEED_STRLEN
2174 static int yy_flex_strlen (yyconst char * s )
2177 for ( n = 0; s[n]; ++n )
2184 void *yyalloc (yy_size_t size )
2186 return (void *) malloc( size );
2189 void *yyrealloc (void * ptr, yy_size_t size )
2191 /* The cast to (char *) in the following accommodates both
2192 * implementations that use char* generic pointers, and those
2193 * that use void* generic pointers. It works with the latter
2194 * because both ANSI C and C++ allow castless assignment from
2195 * any pointer type to void*, and deal with argument conversions
2196 * as though doing an assignment.
2198 return (void *) realloc( (char *) ptr, size );
2201 void yyfree (void * ptr )
2203 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
2206 #define YYTABLES_NAME "yytables"
2208 #line 265 "dtc-lexer.l"
2212 static void push_input_file(const char *filename)
2216 srcfile_push(filename);
2218 yyin = current_srcfile->f;
2220 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE));
2224 static bool pop_input_file(void)
2226 if (srcfile_pop() == 0)
2229 yypop_buffer_state();
2230 yyin = current_srcfile->f;
2235 static void lexical_error(const char *fmt, ...)
2240 srcpos_verror(&yylloc, "Lexical error", fmt, ap);
2243 treesource_error = true;