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 35
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;
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. */
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 */ \
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;
196 #ifndef YY_STRUCT_YY_BUFFER_STATE
197 #define YY_STRUCT_YY_BUFFER_STATE
198 struct yy_buffer_state
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
208 yy_size_t yy_buf_size;
210 /* Number of characters read into yy_ch_buf, not including EOB
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
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
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
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
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.
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.
256 #define YY_BUFFER_EOF_PENDING 2
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
270 * Returns the top of the stack, or NULL.
272 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
273 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
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.
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 */
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 ...
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) \
322 if ( ! YY_CURRENT_BUFFER ){ \
323 yyensure_buffer_stack (); \
324 YY_CURRENT_BUFFER_LVALUE = \
325 yy_create_buffer(yyin,YY_BUF_SIZE ); \
327 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
330 #define yy_set_bol(at_bol) \
332 if ( ! YY_CURRENT_BUFFER ){\
333 yyensure_buffer_stack (); \
334 YY_CURRENT_BUFFER_LVALUE = \
335 yy_create_buffer(yyin,YY_BUF_SIZE ); \
337 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
340 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
342 /* Begin user sect3 */
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;
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.
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; \
373 (yy_c_buf_p) = yy_cp;
375 #define YY_NUM_RULES 31
376 #define YY_END_OF_BUFFER 32
377 /* This struct is not used in this scanner,
378 but its presence is necessary. */
381 flex_int32_t yy_verify;
384 static yyconst flex_int16_t yy_accept[166] =
386 0, 0, 0, 0, 0, 0, 0, 0, 32, 30,
387 19, 19, 30, 30, 30, 30, 30, 30, 30, 30,
388 30, 30, 30, 30, 30, 30, 16, 17, 17, 30,
389 17, 11, 11, 19, 27, 0, 3, 0, 28, 13,
390 0, 0, 12, 0, 0, 0, 0, 0, 0, 0,
391 0, 22, 24, 26, 25, 23, 0, 10, 29, 0,
392 0, 0, 15, 15, 17, 17, 17, 11, 11, 11,
393 0, 13, 0, 12, 0, 0, 0, 21, 0, 0,
394 0, 0, 0, 0, 0, 0, 0, 17, 11, 11,
395 11, 0, 14, 20, 0, 0, 0, 0, 0, 0,
397 0, 0, 0, 0, 17, 0, 0, 0, 0, 0,
398 0, 0, 0, 0, 0, 17, 7, 0, 0, 0,
399 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
400 0, 0, 0, 0, 4, 18, 0, 0, 5, 2,
401 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
402 0, 0, 1, 0, 0, 0, 0, 6, 9, 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, 32, 22, 33, 22, 22, 34, 35, 36,
420 37, 38, 22, 39, 40, 41, 42, 43, 22, 25,
421 44, 22, 45, 46, 47, 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[48] =
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[180] =
449 0, 393, 35, 392, 66, 391, 38, 107, 397, 401,
450 55, 113, 377, 112, 111, 111, 114, 42, 376, 106,
451 377, 347, 126, 120, 0, 147, 401, 0, 124, 0,
452 137, 158, 170, 163, 401, 153, 401, 389, 401, 0,
453 378, 120, 401, 131, 380, 386, 355, 139, 351, 355,
454 351, 401, 401, 401, 401, 401, 367, 401, 401, 185,
455 350, 346, 401, 364, 0, 185, 347, 189, 356, 355,
456 0, 0, 330, 180, 366, 141, 372, 361, 332, 338,
457 331, 341, 334, 326, 205, 331, 337, 329, 401, 341,
458 167, 316, 401, 349, 348, 320, 328, 346, 180, 318,
460 324, 209, 324, 320, 322, 342, 338, 309, 306, 315,
461 305, 315, 312, 192, 342, 341, 401, 293, 306, 282,
462 268, 252, 255, 203, 285, 282, 272, 268, 252, 233,
463 232, 239, 208, 107, 401, 401, 238, 211, 401, 211,
464 212, 208, 228, 203, 215, 207, 233, 222, 212, 211,
465 203, 227, 401, 237, 225, 204, 185, 401, 401, 149,
466 128, 88, 42, 401, 401, 253, 259, 267, 271, 275,
467 281, 288, 292, 300, 308, 312, 318, 326, 334
470 static yyconst flex_int16_t yy_def[180] =
472 165, 1, 1, 3, 165, 5, 1, 1, 165, 165,
473 165, 165, 165, 166, 167, 168, 165, 165, 165, 165,
474 169, 165, 165, 165, 170, 169, 165, 171, 172, 171,
475 171, 165, 165, 165, 165, 166, 165, 166, 165, 173,
476 165, 168, 165, 168, 174, 175, 165, 165, 165, 165,
477 165, 165, 165, 165, 165, 165, 169, 165, 165, 165,
478 165, 165, 165, 169, 171, 172, 171, 165, 165, 165,
479 176, 173, 177, 168, 174, 174, 175, 165, 165, 165,
480 165, 165, 165, 165, 165, 165, 165, 171, 165, 165,
481 176, 177, 165, 165, 165, 165, 165, 165, 165, 165,
483 165, 165, 165, 165, 171, 165, 165, 165, 165, 165,
484 165, 165, 165, 178, 165, 171, 165, 165, 165, 165,
485 165, 165, 165, 178, 165, 178, 165, 165, 165, 165,
486 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
487 165, 165, 165, 165, 165, 165, 165, 179, 165, 165,
488 165, 179, 165, 179, 165, 165, 165, 165, 165, 165,
489 165, 165, 165, 165, 0, 165, 165, 165, 165, 165,
490 165, 165, 165, 165, 165, 165, 165, 165, 165
493 static yyconst flex_int16_t yy_nxt[449] =
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, 21, 10, 22, 10, 24, 25, 25,
500 25, 32, 33, 33, 164, 26, 34, 34, 34, 52,
501 53, 27, 26, 26, 26, 26, 10, 11, 12, 11,
502 13, 14, 28, 15, 16, 28, 28, 28, 24, 28,
503 28, 28, 10, 18, 19, 20, 29, 29, 29, 29,
504 29, 30, 10, 29, 29, 29, 29, 29, 29, 29,
506 29, 29, 29, 29, 29, 29, 29, 29, 29, 29,
507 10, 22, 10, 23, 34, 34, 34, 37, 39, 43,
508 32, 33, 33, 45, 55, 56, 46, 60, 43, 45,
509 65, 163, 46, 65, 65, 65, 44, 38, 60, 74,
510 58, 47, 141, 48, 142, 44, 49, 47, 50, 48,
511 76, 51, 62, 94, 50, 41, 44, 51, 37, 61,
512 64, 64, 64, 58, 34, 34, 34, 64, 162, 80,
513 67, 68, 68, 68, 64, 64, 64, 64, 38, 81,
514 69, 70, 71, 68, 68, 68, 60, 161, 43, 69,
515 70, 65, 69, 70, 65, 65, 65, 125, 85, 85,
517 85, 58, 68, 68, 68, 44, 102, 110, 125, 133,
518 102, 69, 70, 111, 114, 160, 159, 126, 85, 85,
519 85, 140, 140, 140, 140, 140, 140, 153, 126, 147,
520 147, 147, 153, 148, 147, 147, 147, 158, 148, 165,
521 157, 156, 155, 151, 150, 149, 146, 154, 145, 144,
522 143, 139, 154, 36, 36, 36, 36, 36, 36, 36,
523 36, 40, 138, 137, 136, 40, 40, 42, 42, 42,
524 42, 42, 42, 42, 42, 57, 57, 57, 57, 63,
525 135, 63, 65, 134, 165, 65, 133, 65, 65, 66,
526 132, 131, 66, 66, 66, 66, 72, 130, 72, 72,
528 75, 75, 75, 75, 75, 75, 75, 75, 77, 77,
529 77, 77, 77, 77, 77, 77, 91, 129, 91, 92,
530 128, 92, 92, 127, 92, 92, 124, 124, 124, 124,
531 124, 124, 124, 124, 152, 152, 152, 152, 152, 152,
532 152, 152, 60, 60, 123, 122, 121, 120, 119, 118,
533 117, 45, 116, 111, 115, 113, 112, 109, 108, 107,
534 46, 106, 93, 89, 105, 104, 103, 101, 100, 99,
535 98, 97, 96, 95, 78, 76, 93, 90, 89, 88,
536 58, 87, 86, 58, 84, 83, 82, 79, 78, 76,
537 73, 165, 59, 58, 54, 35, 165, 31, 23, 23,
539 9, 165, 165, 165, 165, 165, 165, 165, 165, 165,
540 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
541 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
542 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
543 165, 165, 165, 165, 165, 165, 165, 165
546 static yyconst flex_int16_t yy_chk[449] =
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, 1, 1, 1, 1,
552 1, 1, 1, 1, 1, 1, 1, 3, 3, 3,
553 3, 7, 7, 7, 163, 3, 11, 11, 11, 18,
554 18, 3, 3, 3, 3, 3, 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,
557 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
559 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
560 5, 5, 5, 8, 12, 12, 12, 14, 15, 16,
561 8, 8, 8, 17, 20, 20, 17, 23, 42, 24,
562 29, 162, 24, 29, 29, 29, 16, 14, 31, 44,
563 29, 17, 134, 17, 134, 42, 17, 24, 17, 24,
564 76, 17, 24, 76, 24, 15, 44, 24, 36, 23,
565 26, 26, 26, 26, 34, 34, 34, 26, 161, 48,
566 31, 32, 32, 32, 26, 26, 26, 26, 36, 48,
567 32, 32, 32, 33, 33, 33, 60, 160, 74, 91,
568 91, 66, 33, 33, 66, 66, 66, 114, 60, 60,
570 60, 66, 68, 68, 68, 74, 85, 99, 124, 133,
571 102, 68, 68, 99, 102, 157, 156, 114, 85, 85,
572 85, 133, 133, 133, 140, 140, 140, 148, 124, 143,
573 143, 143, 152, 143, 147, 147, 147, 155, 147, 154,
574 151, 150, 149, 146, 145, 144, 142, 148, 141, 138,
575 137, 132, 152, 166, 166, 166, 166, 166, 166, 166,
576 166, 167, 131, 130, 129, 167, 167, 168, 168, 168,
577 168, 168, 168, 168, 168, 169, 169, 169, 169, 170,
578 128, 170, 171, 127, 126, 171, 125, 171, 171, 172,
579 123, 122, 172, 172, 172, 172, 173, 121, 173, 173,
581 174, 174, 174, 174, 174, 174, 174, 174, 175, 175,
582 175, 175, 175, 175, 175, 175, 176, 120, 176, 177,
583 119, 177, 177, 118, 177, 177, 178, 178, 178, 178,
584 178, 178, 178, 178, 179, 179, 179, 179, 179, 179,
585 179, 179, 116, 115, 113, 112, 111, 110, 109, 108,
586 107, 106, 105, 104, 103, 101, 100, 98, 97, 96,
587 95, 94, 92, 90, 88, 87, 86, 84, 83, 82,
588 81, 80, 79, 78, 77, 75, 73, 70, 69, 67,
589 64, 62, 61, 57, 51, 50, 49, 47, 46, 45,
590 41, 38, 22, 21, 19, 13, 9, 6, 4, 2,
592 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
593 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
594 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
595 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
596 165, 165, 165, 165, 165, 165, 165, 165
599 static yy_state_type yy_last_accepting_state;
600 static char *yy_last_accepting_cpos;
602 extern int yy_flex_debug;
603 int yy_flex_debug = 0;
605 /* The intent behind this definition is that it'll catch
606 * any uses of REJECT which flex missed.
608 #define REJECT reject_used_but_not_detected
609 #define yymore() yymore_used_but_not_detected
610 #define YY_MORE_ADJ 0
611 #define YY_RESTORE_YY_MORE_OFFSET
613 #line 1 "dtc-lexer.l"
615 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
618 * This program is free software; you can redistribute it and/or
619 * modify it under the terms of the GNU General Public License as
620 * published by the Free Software Foundation; either version 2 of the
621 * License, or (at your option) any later version.
623 * This program is distributed in the hope that it will be useful,
624 * but WITHOUT ANY WARRANTY; without even the implied warranty of
625 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
626 * General Public License for more details.
628 * You should have received a copy of the GNU General Public License
629 * along with this program; if not, write to the Free Software
630 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
633 #define YY_NO_INPUT 1
637 #line 37 "dtc-lexer.l"
640 #include "dtc-parser.tab.h"
643 extern bool treesource_error;
645 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
646 #define YY_USER_ACTION \
648 srcpos_update(&yylloc, yytext, yyleng); \
651 /*#define LEXDEBUG 1*/
654 #define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
656 #define DPRINT(fmt, ...) do { } while (0)
659 static int dts_version = 1;
661 #define BEGIN_DEFAULT() DPRINT("<V1>\n"); \
664 static void push_input_file(const char *filename);
665 static bool pop_input_file(void);
667 static void lexical_error(const char *fmt, ...)
668 __attribute__((format (printf, 1, 2)));
670 static void lexical_error(const char *fmt, ...);
673 #line 674 "dtc-lexer.lex.c"
677 #define PROPNODENAME 2
680 #ifndef YY_NO_UNISTD_H
681 /* Special case for "unistd.h", since it is non-ANSI. We include it way
682 * down here because we want the user's section 1 to have been scanned first.
683 * The user has a chance to override it with an option.
688 #ifndef YY_EXTRA_TYPE
689 #define YY_EXTRA_TYPE void *
692 static int yy_init_globals (void );
694 /* Accessor methods to globals.
695 These are made visible to non-reentrant scanners for convenience. */
697 int yylex_destroy (void );
699 int yyget_debug (void );
701 void yyset_debug (int debug_flag );
703 YY_EXTRA_TYPE yyget_extra (void );
705 void yyset_extra (YY_EXTRA_TYPE user_defined );
707 FILE *yyget_in (void );
709 void yyset_in (FILE * in_str );
711 FILE *yyget_out (void );
713 void yyset_out (FILE * out_str );
715 int yyget_leng (void );
717 char *yyget_text (void );
719 int yyget_lineno (void );
721 void yyset_lineno (int line_number );
723 /* Macros after this point can all be overridden by user definitions in
727 #ifndef YY_SKIP_YYWRAP
729 extern "C" int yywrap (void );
731 extern int yywrap (void );
736 static void yy_flex_strncpy (char *,yyconst char *,int );
739 #ifdef YY_NEED_STRLEN
740 static int yy_flex_strlen (yyconst char * );
746 static int yyinput (void );
748 static int input (void );
753 /* Amount of stuff to slurp up with each read. */
754 #ifndef YY_READ_BUF_SIZE
756 /* On IA-64, the buffer size is 16k, not 8k */
757 #define YY_READ_BUF_SIZE 16384
759 #define YY_READ_BUF_SIZE 8192
760 #endif /* __ia64__ */
763 /* Copy whatever the last rule matched to the standard output. */
765 /* This used to be an fputs(), but since the string might contain NUL's,
766 * we now use fwrite().
768 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
771 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
772 * is returned in "result".
775 #define YY_INPUT(buf,result,max_size) \
776 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
780 for ( n = 0; n < max_size && \
781 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
784 buf[n++] = (char) c; \
785 if ( c == EOF && ferror( yyin ) ) \
786 YY_FATAL_ERROR( "input in flex scanner failed" ); \
792 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
794 if( errno != EINTR) \
796 YY_FATAL_ERROR( "input in flex scanner failed" ); \
807 /* No semi-colon after return; correct usage is to write "yyterminate();" -
808 * we don't want an extra ';' after the "return" because that will cause
809 * some compilers to complain about unreachable statements.
812 #define yyterminate() return YY_NULL
815 /* Number of entries by which start-condition stack grows. */
816 #ifndef YY_START_STACK_INCR
817 #define YY_START_STACK_INCR 25
820 /* Report a fatal error. */
821 #ifndef YY_FATAL_ERROR
822 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
825 /* end tables serialization structures and prototypes */
827 /* Default declaration of generated scanner - a define so the user can
828 * easily add parameters.
831 #define YY_DECL_IS_OURS 1
833 extern int yylex (void);
835 #define YY_DECL int yylex (void)
836 #endif /* !YY_DECL */
838 /* Code executed at the beginning of each rule, after yytext and yyleng
841 #ifndef YY_USER_ACTION
842 #define YY_USER_ACTION
845 /* Code executed at the end of each rule. */
847 #define YY_BREAK break;
850 #define YY_RULE_SETUP \
852 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
853 (yytext[yyleng - 1] == '\n'); \
856 /** The main scanner function which does all the work.
860 register yy_state_type yy_current_state;
861 register char *yy_cp, *yy_bp;
864 #line 74 "dtc-lexer.l"
866 #line 867 "dtc-lexer.lex.c"
877 (yy_start) = 1; /* first start state */
885 if ( ! YY_CURRENT_BUFFER ) {
886 yyensure_buffer_stack ();
887 YY_CURRENT_BUFFER_LVALUE =
888 yy_create_buffer(yyin,YY_BUF_SIZE );
891 yy_load_buffer_state( );
894 while ( 1 ) /* loops until end-of-file is reached */
896 yy_cp = (yy_c_buf_p);
898 /* Support of yytext. */
899 *yy_cp = (yy_hold_char);
901 /* yy_bp points to the position in yy_ch_buf of the start of
906 yy_current_state = (yy_start);
907 yy_current_state += YY_AT_BOL();
911 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
912 if ( yy_accept[yy_current_state] )
914 (yy_last_accepting_state) = yy_current_state;
915 (yy_last_accepting_cpos) = yy_cp;
917 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
919 yy_current_state = (int) yy_def[yy_current_state];
920 if ( yy_current_state >= 166 )
921 yy_c = yy_meta[(unsigned int) yy_c];
923 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
926 while ( yy_current_state != 165 );
927 yy_cp = (yy_last_accepting_cpos);
928 yy_current_state = (yy_last_accepting_state);
931 yy_act = yy_accept[yy_current_state];
935 do_action: /* This label is used only to access EOF actions. */
938 { /* beginning of action switch */
939 case 0: /* must back up */
940 /* undo the effects of YY_DO_BEFORE_ACTION */
941 *yy_cp = (yy_hold_char);
942 yy_cp = (yy_last_accepting_cpos);
943 yy_current_state = (yy_last_accepting_state);
947 /* rule 1 can match eol */
949 #line 75 "dtc-lexer.l"
951 char *name = strchr(yytext, '\"') + 1;
952 yytext[yyleng-1] = '\0';
953 push_input_file(name);
957 /* rule 2 can match eol */
959 #line 81 "dtc-lexer.l"
961 char *line, *fnstart, *fnend;
963 /* skip text before line # */
965 while (!isdigit((unsigned char)*line))
968 /* regexp ensures that first and list "
969 * in the whole yytext are those at
970 * beginning and end of the filename string */
971 fnstart = memchr(yytext, '"', yyleng);
972 for (fnend = yytext + yyleng - 1;
973 *fnend != '"'; fnend--)
975 assert(fnstart && fnend && (fnend > fnstart));
977 fn = data_copy_escape_string(fnstart + 1,
978 fnend - fnstart - 1);
980 /* Don't allow nuls in filenames */
981 if (memchr(fn.val, '\0', fn.len - 1))
982 lexical_error("nul in line number directive");
984 /* -1 since #line is the number of the next line */
985 srcpos_set_line(xstrdup(fn.val), atoi(line) - 1);
989 case YY_STATE_EOF(INITIAL):
990 case YY_STATE_EOF(BYTESTRING):
991 case YY_STATE_EOF(PROPNODENAME):
992 case YY_STATE_EOF(V1):
993 #line 110 "dtc-lexer.l"
995 if (!pop_input_file()) {
1001 /* rule 3 can match eol */
1003 #line 116 "dtc-lexer.l"
1005 DPRINT("String: %s\n", yytext);
1006 yylval.data = data_copy_escape_string(yytext+1,
1013 #line 123 "dtc-lexer.l"
1015 DPRINT("Keyword: /dts-v1/\n");
1023 #line 130 "dtc-lexer.l"
1025 DPRINT("Keyword: /plugin/\n");
1031 #line 135 "dtc-lexer.l"
1033 DPRINT("Keyword: /memreserve/\n");
1035 return DT_MEMRESERVE;
1040 #line 141 "dtc-lexer.l"
1042 DPRINT("Keyword: /bits/\n");
1049 #line 147 "dtc-lexer.l"
1051 DPRINT("Keyword: /delete-property/\n");
1052 DPRINT("<PROPNODENAME>\n");
1053 BEGIN(PROPNODENAME);
1059 #line 154 "dtc-lexer.l"
1061 DPRINT("Keyword: /delete-node/\n");
1062 DPRINT("<PROPNODENAME>\n");
1063 BEGIN(PROPNODENAME);
1069 #line 161 "dtc-lexer.l"
1071 DPRINT("Label: %s\n", yytext);
1072 yylval.labelref = xstrdup(yytext);
1073 yylval.labelref[yyleng-1] = '\0';
1079 #line 168 "dtc-lexer.l"
1082 DPRINT("Integer Literal: '%s'\n", yytext);
1085 yylval.integer = strtoull(yytext, &e, 0);
1087 if (*e && e[strspn(e, "UL")]) {
1088 lexical_error("Bad integer literal '%s'",
1092 if (errno == ERANGE)
1093 lexical_error("Integer literal '%s' out of range",
1096 /* ERANGE is the only strtoull error triggerable
1097 * by strings matching the pattern */
1103 /* rule 12 can match eol */
1105 #line 190 "dtc-lexer.l"
1108 DPRINT("Character literal: %s\n", yytext);
1110 d = data_copy_escape_string(yytext+1, yyleng-2);
1112 lexical_error("Empty character literal");
1115 yylval.integer = (unsigned char)d.val[0];
1118 lexical_error("Character literal has %d"
1119 " characters instead of 1",
1124 return DT_CHAR_LITERAL;
1129 #line 211 "dtc-lexer.l"
1130 { /* label reference */
1131 DPRINT("Ref: %s\n", yytext+1);
1132 yylval.labelref = xstrdup(yytext+1);
1138 #line 217 "dtc-lexer.l"
1139 { /* new-style path reference */
1140 yytext[yyleng-1] = '\0';
1141 DPRINT("Ref: %s\n", yytext+2);
1142 yylval.labelref = xstrdup(yytext+2);
1148 #line 224 "dtc-lexer.l"
1150 yylval.byte = strtol(yytext, NULL, 16);
1151 DPRINT("Byte: %02x\n", (int)yylval.byte);
1157 #line 230 "dtc-lexer.l"
1159 DPRINT("/BYTESTRING\n");
1166 #line 236 "dtc-lexer.l"
1168 DPRINT("PropNodeName: %s\n", yytext);
1169 yylval.propnodename = xstrdup((yytext[0] == '\\') ?
1170 yytext + 1 : yytext);
1172 return DT_PROPNODENAME;
1177 #line 244 "dtc-lexer.l"
1179 DPRINT("Binary Include\n");
1184 /* rule 19 can match eol */
1186 #line 249 "dtc-lexer.l"
1187 /* eat whitespace */
1190 /* rule 20 can match eol */
1192 #line 250 "dtc-lexer.l"
1193 /* eat C-style comments */
1196 /* rule 21 can match eol */
1198 #line 251 "dtc-lexer.l"
1199 /* eat C++-style comments */
1203 #line 253 "dtc-lexer.l"
1204 { return DT_LSHIFT; };
1208 #line 254 "dtc-lexer.l"
1209 { return DT_RSHIFT; };
1213 #line 255 "dtc-lexer.l"
1218 #line 256 "dtc-lexer.l"
1223 #line 257 "dtc-lexer.l"
1228 #line 258 "dtc-lexer.l"
1233 #line 259 "dtc-lexer.l"
1238 #line 260 "dtc-lexer.l"
1243 #line 262 "dtc-lexer.l"
1245 DPRINT("Char: %c (\\x%02x)\n", yytext[0],
1246 (unsigned)yytext[0]);
1247 if (yytext[0] == '[') {
1248 DPRINT("<BYTESTRING>\n");
1251 if ((yytext[0] == '{')
1252 || (yytext[0] == ';')) {
1253 DPRINT("<PROPNODENAME>\n");
1254 BEGIN(PROPNODENAME);
1261 #line 277 "dtc-lexer.l"
1264 #line 1265 "dtc-lexer.lex.c"
1266 case YY_END_OF_BUFFER:
1268 /* Amount of text matched not including the EOB char. */
1269 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1271 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1272 *yy_cp = (yy_hold_char);
1273 YY_RESTORE_YY_MORE_OFFSET
1275 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1277 /* We're scanning a new file or input source. It's
1278 * possible that this happened because the user
1279 * just pointed yyin at a new source and called
1280 * yylex(). If so, then we have to assure
1281 * consistency between YY_CURRENT_BUFFER and our
1282 * globals. Here is the right place to do so, because
1283 * this is the first action (other than possibly a
1284 * back-up) that will match for the new input source.
1286 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1287 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1288 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1291 /* Note that here we test for yy_c_buf_p "<=" to the position
1292 * of the first EOB in the buffer, since yy_c_buf_p will
1293 * already have been incremented past the NUL character
1294 * (since all states make transitions on EOB to the
1295 * end-of-buffer state). Contrast this with the test
1298 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1299 { /* This was really a NUL. */
1300 yy_state_type yy_next_state;
1302 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1304 yy_current_state = yy_get_previous_state( );
1306 /* Okay, we're now positioned to make the NUL
1307 * transition. We couldn't have
1308 * yy_get_previous_state() go ahead and do it
1309 * for us because it doesn't know how to deal
1310 * with the possibility of jamming (and we don't
1311 * want to build jamming into it because then it
1312 * will run more slowly).
1315 yy_next_state = yy_try_NUL_trans( yy_current_state );
1317 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1319 if ( yy_next_state )
1321 /* Consume the NUL. */
1322 yy_cp = ++(yy_c_buf_p);
1323 yy_current_state = yy_next_state;
1329 yy_cp = (yy_last_accepting_cpos);
1330 yy_current_state = (yy_last_accepting_state);
1331 goto yy_find_action;
1335 else switch ( yy_get_next_buffer( ) )
1337 case EOB_ACT_END_OF_FILE:
1339 (yy_did_buffer_switch_on_eof) = 0;
1343 /* Note: because we've taken care in
1344 * yy_get_next_buffer() to have set up
1345 * yytext, we can now set up
1346 * yy_c_buf_p so that if some total
1347 * hoser (like flex itself) wants to
1348 * call the scanner after we return the
1349 * YY_NULL, it'll still work - another
1350 * YY_NULL will get returned.
1352 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1354 yy_act = YY_STATE_EOF(YY_START);
1360 if ( ! (yy_did_buffer_switch_on_eof) )
1366 case EOB_ACT_CONTINUE_SCAN:
1368 (yytext_ptr) + yy_amount_of_matched_text;
1370 yy_current_state = yy_get_previous_state( );
1372 yy_cp = (yy_c_buf_p);
1373 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1376 case EOB_ACT_LAST_MATCH:
1378 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1380 yy_current_state = yy_get_previous_state( );
1382 yy_cp = (yy_c_buf_p);
1383 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1384 goto yy_find_action;
1391 "fatal flex scanner internal error--no action found" );
1392 } /* end of action switch */
1393 } /* end of scanning one token */
1394 } /* end of yylex */
1396 /* yy_get_next_buffer - try to read in a new buffer
1398 * Returns a code representing an action:
1399 * EOB_ACT_LAST_MATCH -
1400 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1401 * EOB_ACT_END_OF_FILE - end of file
1403 static int yy_get_next_buffer (void)
1405 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1406 register char *source = (yytext_ptr);
1407 register int number_to_move, i;
1410 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1412 "fatal flex scanner internal error--end of buffer missed" );
1414 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1415 { /* Don't try to fill the buffer, so this is an EOF. */
1416 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1418 /* We matched a single character, the EOB, so
1419 * treat this as a final EOF.
1421 return EOB_ACT_END_OF_FILE;
1426 /* We matched some text prior to the EOB, first
1429 return EOB_ACT_LAST_MATCH;
1433 /* Try to read more data. */
1435 /* First move last chars to start of buffer. */
1436 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1438 for ( i = 0; i < number_to_move; ++i )
1439 *(dest++) = *(source++);
1441 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1442 /* don't do the read, it's not guaranteed to return an EOF,
1445 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1450 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1452 while ( num_to_read <= 0 )
1453 { /* Not enough room in the buffer - grow it. */
1455 /* just a shorter name for the current buffer */
1456 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1458 int yy_c_buf_p_offset =
1459 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1461 if ( b->yy_is_our_buffer )
1463 int new_size = b->yy_buf_size * 2;
1465 if ( new_size <= 0 )
1466 b->yy_buf_size += b->yy_buf_size / 8;
1468 b->yy_buf_size *= 2;
1470 b->yy_ch_buf = (char *)
1471 /* Include room in for 2 EOB chars. */
1472 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1475 /* Can't grow it, we don't own it. */
1478 if ( ! b->yy_ch_buf )
1480 "fatal error - scanner input buffer overflow" );
1482 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1484 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1489 if ( num_to_read > YY_READ_BUF_SIZE )
1490 num_to_read = YY_READ_BUF_SIZE;
1492 /* Read in more data. */
1493 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1494 (yy_n_chars), (size_t) num_to_read );
1496 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1499 if ( (yy_n_chars) == 0 )
1501 if ( number_to_move == YY_MORE_ADJ )
1503 ret_val = EOB_ACT_END_OF_FILE;
1509 ret_val = EOB_ACT_LAST_MATCH;
1510 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1511 YY_BUFFER_EOF_PENDING;
1516 ret_val = EOB_ACT_CONTINUE_SCAN;
1518 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1519 /* Extend the array by 50%, plus the number we really need. */
1520 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1521 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1522 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1523 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1526 (yy_n_chars) += number_to_move;
1527 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1528 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1530 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1535 /* yy_get_previous_state - get the state just before the EOB char was reached */
1537 static yy_state_type yy_get_previous_state (void)
1539 register yy_state_type yy_current_state;
1540 register char *yy_cp;
1542 yy_current_state = (yy_start);
1543 yy_current_state += YY_AT_BOL();
1545 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1547 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1548 if ( yy_accept[yy_current_state] )
1550 (yy_last_accepting_state) = yy_current_state;
1551 (yy_last_accepting_cpos) = yy_cp;
1553 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1555 yy_current_state = (int) yy_def[yy_current_state];
1556 if ( yy_current_state >= 166 )
1557 yy_c = yy_meta[(unsigned int) yy_c];
1559 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1562 return yy_current_state;
1565 /* yy_try_NUL_trans - try to make a transition on the NUL character
1568 * next_state = yy_try_NUL_trans( current_state );
1570 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1572 register int yy_is_jam;
1573 register char *yy_cp = (yy_c_buf_p);
1575 register YY_CHAR yy_c = 1;
1576 if ( yy_accept[yy_current_state] )
1578 (yy_last_accepting_state) = yy_current_state;
1579 (yy_last_accepting_cpos) = yy_cp;
1581 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1583 yy_current_state = (int) yy_def[yy_current_state];
1584 if ( yy_current_state >= 166 )
1585 yy_c = yy_meta[(unsigned int) yy_c];
1587 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1588 yy_is_jam = (yy_current_state == 165);
1590 return yy_is_jam ? 0 : yy_current_state;
1595 static int yyinput (void)
1597 static int input (void)
1603 *(yy_c_buf_p) = (yy_hold_char);
1605 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1607 /* yy_c_buf_p now points to the character we want to return.
1608 * If this occurs *before* the EOB characters, then it's a
1609 * valid NUL; if not, then we've hit the end of the buffer.
1611 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1612 /* This was really a NUL. */
1613 *(yy_c_buf_p) = '\0';
1616 { /* need more input */
1617 int offset = (yy_c_buf_p) - (yytext_ptr);
1620 switch ( yy_get_next_buffer( ) )
1622 case EOB_ACT_LAST_MATCH:
1623 /* This happens because yy_g_n_b()
1624 * sees that we've accumulated a
1625 * token and flags that we need to
1626 * try matching the token before
1627 * proceeding. But for input(),
1628 * there's no matching to consider.
1629 * So convert the EOB_ACT_LAST_MATCH
1630 * to EOB_ACT_END_OF_FILE.
1633 /* Reset buffer status. */
1638 case EOB_ACT_END_OF_FILE:
1643 if ( ! (yy_did_buffer_switch_on_eof) )
1652 case EOB_ACT_CONTINUE_SCAN:
1653 (yy_c_buf_p) = (yytext_ptr) + offset;
1659 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1660 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1661 (yy_hold_char) = *++(yy_c_buf_p);
1663 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1667 #endif /* ifndef YY_NO_INPUT */
1669 /** Immediately switch to a different input stream.
1670 * @param input_file A readable stream.
1672 * @note This function does not reset the start condition to @c INITIAL .
1674 void yyrestart (FILE * input_file )
1677 if ( ! YY_CURRENT_BUFFER ){
1678 yyensure_buffer_stack ();
1679 YY_CURRENT_BUFFER_LVALUE =
1680 yy_create_buffer(yyin,YY_BUF_SIZE );
1683 yy_init_buffer(YY_CURRENT_BUFFER,input_file );
1684 yy_load_buffer_state( );
1687 /** Switch to a different input buffer.
1688 * @param new_buffer The new input buffer.
1691 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1694 /* TODO. We should be able to replace this entire function body
1696 * yypop_buffer_state();
1697 * yypush_buffer_state(new_buffer);
1699 yyensure_buffer_stack ();
1700 if ( YY_CURRENT_BUFFER == new_buffer )
1703 if ( YY_CURRENT_BUFFER )
1705 /* Flush out information for old buffer. */
1706 *(yy_c_buf_p) = (yy_hold_char);
1707 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1708 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1711 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1712 yy_load_buffer_state( );
1714 /* We don't actually know whether we did this switch during
1715 * EOF (yywrap()) processing, but the only time this flag
1716 * is looked at is after yywrap() is called, so it's safe
1717 * to go ahead and always set it.
1719 (yy_did_buffer_switch_on_eof) = 1;
1722 static void yy_load_buffer_state (void)
1724 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1725 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1726 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1727 (yy_hold_char) = *(yy_c_buf_p);
1730 /** Allocate and initialize an input buffer state.
1731 * @param file A readable stream.
1732 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1734 * @return the allocated buffer state.
1736 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1740 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1742 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1744 b->yy_buf_size = size;
1746 /* yy_ch_buf has to be 2 characters longer than the size given because
1747 * we need to put in 2 end-of-buffer characters.
1749 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1750 if ( ! b->yy_ch_buf )
1751 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1753 b->yy_is_our_buffer = 1;
1755 yy_init_buffer(b,file );
1760 /** Destroy the buffer.
1761 * @param b a buffer created with yy_create_buffer()
1764 void yy_delete_buffer (YY_BUFFER_STATE b )
1770 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1771 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1773 if ( b->yy_is_our_buffer )
1774 yyfree((void *) b->yy_ch_buf );
1776 yyfree((void *) b );
1779 /* Initializes or reinitializes a buffer.
1780 * This function is sometimes called more than once on the same buffer,
1781 * such as during a yyrestart() or at EOF.
1783 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1788 yy_flush_buffer(b );
1790 b->yy_input_file = file;
1791 b->yy_fill_buffer = 1;
1793 /* If b is the current buffer, then yy_init_buffer was _probably_
1794 * called from yyrestart() or through yy_get_next_buffer.
1795 * In that case, we don't want to reset the lineno or column.
1797 if (b != YY_CURRENT_BUFFER){
1798 b->yy_bs_lineno = 1;
1799 b->yy_bs_column = 0;
1802 b->yy_is_interactive = 0;
1807 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1808 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1811 void yy_flush_buffer (YY_BUFFER_STATE b )
1818 /* We always need two end-of-buffer characters. The first causes
1819 * a transition to the end-of-buffer state. The second causes
1820 * a jam in that state.
1822 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1823 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1825 b->yy_buf_pos = &b->yy_ch_buf[0];
1828 b->yy_buffer_status = YY_BUFFER_NEW;
1830 if ( b == YY_CURRENT_BUFFER )
1831 yy_load_buffer_state( );
1834 /** Pushes the new state onto the stack. The new state becomes
1835 * the current state. This function will allocate the stack
1837 * @param new_buffer The new state.
1840 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1842 if (new_buffer == NULL)
1845 yyensure_buffer_stack();
1847 /* This block is copied from yy_switch_to_buffer. */
1848 if ( YY_CURRENT_BUFFER )
1850 /* Flush out information for old buffer. */
1851 *(yy_c_buf_p) = (yy_hold_char);
1852 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1853 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1856 /* Only push if top exists. Otherwise, replace top. */
1857 if (YY_CURRENT_BUFFER)
1858 (yy_buffer_stack_top)++;
1859 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1861 /* copied from yy_switch_to_buffer. */
1862 yy_load_buffer_state( );
1863 (yy_did_buffer_switch_on_eof) = 1;
1866 /** Removes and deletes the top of the stack, if present.
1867 * The next element becomes the new top.
1870 void yypop_buffer_state (void)
1872 if (!YY_CURRENT_BUFFER)
1875 yy_delete_buffer(YY_CURRENT_BUFFER );
1876 YY_CURRENT_BUFFER_LVALUE = NULL;
1877 if ((yy_buffer_stack_top) > 0)
1878 --(yy_buffer_stack_top);
1880 if (YY_CURRENT_BUFFER) {
1881 yy_load_buffer_state( );
1882 (yy_did_buffer_switch_on_eof) = 1;
1886 /* Allocates the stack if it does not exist.
1887 * Guarantees space for at least one push.
1889 static void yyensure_buffer_stack (void)
1893 if (!(yy_buffer_stack)) {
1895 /* First allocation is just for 2 elements, since we don't know if this
1896 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1897 * immediate realloc on the next call.
1900 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1901 (num_to_alloc * sizeof(struct yy_buffer_state*)
1903 if ( ! (yy_buffer_stack) )
1904 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1906 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1908 (yy_buffer_stack_max) = num_to_alloc;
1909 (yy_buffer_stack_top) = 0;
1913 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1915 /* Increase the buffer to prepare for a possible push. */
1916 int grow_size = 8 /* arbitrary grow size */;
1918 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1919 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1921 num_to_alloc * sizeof(struct yy_buffer_state*)
1923 if ( ! (yy_buffer_stack) )
1924 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1926 /* zero only the new slots.*/
1927 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1928 (yy_buffer_stack_max) = num_to_alloc;
1932 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1933 * @param base the character buffer
1934 * @param size the size in bytes of the character buffer
1936 * @return the newly allocated buffer state object.
1938 YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1943 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1944 base[size-1] != YY_END_OF_BUFFER_CHAR )
1945 /* They forgot to leave room for the EOB's. */
1948 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1950 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1952 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1953 b->yy_buf_pos = b->yy_ch_buf = base;
1954 b->yy_is_our_buffer = 0;
1955 b->yy_input_file = 0;
1956 b->yy_n_chars = b->yy_buf_size;
1957 b->yy_is_interactive = 0;
1959 b->yy_fill_buffer = 0;
1960 b->yy_buffer_status = YY_BUFFER_NEW;
1962 yy_switch_to_buffer(b );
1967 /** Setup the input buffer state to scan a string. The next call to yylex() will
1968 * scan from a @e copy of @a str.
1969 * @param yystr a NUL-terminated string to scan
1971 * @return the newly allocated buffer state object.
1972 * @note If you want to scan bytes that may contain NUL values, then use
1973 * yy_scan_bytes() instead.
1975 YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
1978 return yy_scan_bytes(yystr,strlen(yystr) );
1981 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1982 * scan from a @e copy of @a bytes.
1983 * @param yybytes the byte buffer to scan
1984 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1986 * @return the newly allocated buffer state object.
1988 YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len )
1995 /* Get memory for full buffer, including space for trailing EOB's. */
1996 n = _yybytes_len + 2;
1997 buf = (char *) yyalloc(n );
1999 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
2001 for ( i = 0; i < _yybytes_len; ++i )
2002 buf[i] = yybytes[i];
2004 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2006 b = yy_scan_buffer(buf,n );
2008 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
2010 /* It's okay to grow etc. this buffer, and we should throw it
2011 * away when we're done.
2013 b->yy_is_our_buffer = 1;
2018 #ifndef YY_EXIT_FAILURE
2019 #define YY_EXIT_FAILURE 2
2022 static void yy_fatal_error (yyconst char* msg )
2024 (void) fprintf( stderr, "%s\n", msg );
2025 exit( YY_EXIT_FAILURE );
2028 /* Redefine yyless() so it works in section 3 code. */
2034 /* Undo effects of setting up yytext. */ \
2035 int yyless_macro_arg = (n); \
2036 YY_LESS_LINENO(yyless_macro_arg);\
2037 yytext[yyleng] = (yy_hold_char); \
2038 (yy_c_buf_p) = yytext + yyless_macro_arg; \
2039 (yy_hold_char) = *(yy_c_buf_p); \
2040 *(yy_c_buf_p) = '\0'; \
2041 yyleng = yyless_macro_arg; \
2045 /* Accessor methods (get/set functions) to struct members. */
2047 /** Get the current line number.
2050 int yyget_lineno (void)
2056 /** Get the input stream.
2059 FILE *yyget_in (void)
2064 /** Get the output stream.
2067 FILE *yyget_out (void)
2072 /** Get the length of the current token.
2075 int yyget_leng (void)
2080 /** Get the current token.
2084 char *yyget_text (void)
2089 /** Set the current line number.
2090 * @param line_number
2093 void yyset_lineno (int line_number )
2096 yylineno = line_number;
2099 /** Set the input stream. This does not discard the current
2101 * @param in_str A readable stream.
2103 * @see yy_switch_to_buffer
2105 void yyset_in (FILE * in_str )
2110 void yyset_out (FILE * out_str )
2115 int yyget_debug (void)
2117 return yy_flex_debug;
2120 void yyset_debug (int bdebug )
2122 yy_flex_debug = bdebug ;
2125 static int yy_init_globals (void)
2127 /* Initialization is the same as for the non-reentrant scanner.
2128 * This function is called from yylex_destroy(), so don't allocate here.
2131 (yy_buffer_stack) = 0;
2132 (yy_buffer_stack_top) = 0;
2133 (yy_buffer_stack_max) = 0;
2134 (yy_c_buf_p) = (char *) 0;
2138 /* Defined in main.c */
2147 /* For future reference: Set errno on error, since we are called by
2153 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
2154 int yylex_destroy (void)
2157 /* Pop the buffer stack, destroying each element. */
2158 while(YY_CURRENT_BUFFER){
2159 yy_delete_buffer(YY_CURRENT_BUFFER );
2160 YY_CURRENT_BUFFER_LVALUE = NULL;
2161 yypop_buffer_state();
2164 /* Destroy the stack itself. */
2165 yyfree((yy_buffer_stack) );
2166 (yy_buffer_stack) = NULL;
2168 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2169 * yylex() is called, initialization will occur. */
2176 * Internal utility routines.
2180 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2183 for ( i = 0; i < n; ++i )
2188 #ifdef YY_NEED_STRLEN
2189 static int yy_flex_strlen (yyconst char * s )
2192 for ( n = 0; s[n]; ++n )
2199 void *yyalloc (yy_size_t size )
2201 return (void *) malloc( size );
2204 void *yyrealloc (void * ptr, yy_size_t size )
2206 /* The cast to (char *) in the following accommodates both
2207 * implementations that use char* generic pointers, and those
2208 * that use void* generic pointers. It works with the latter
2209 * because both ANSI C and C++ allow castless assignment from
2210 * any pointer type to void*, and deal with argument conversions
2211 * as though doing an assignment.
2213 return (void *) realloc( (char *) ptr, size );
2216 void yyfree (void * ptr )
2218 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
2221 #define YYTABLES_NAME "yytables"
2223 #line 277 "dtc-lexer.l"
2227 static void push_input_file(const char *filename)
2231 srcfile_push(filename);
2233 yyin = current_srcfile->f;
2235 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE));
2239 static bool pop_input_file(void)
2241 if (srcfile_pop() == 0)
2244 yypop_buffer_state();
2245 yyin = current_srcfile->f;
2250 static void lexical_error(const char *fmt, ...)
2255 srcpos_verror(&yylloc, "Lexical error", fmt, ap);
2258 treesource_error = true;