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 6
12 #define YY_FLEX_SUBMINOR_VERSION 1
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 */
91 /* TODO: this is always defined, so inline it */
94 #if defined(__GNUC__) && __GNUC__ >= 3
95 #define yynoreturn __attribute__((__noreturn__))
100 /* Returned upon end-of-file. */
103 /* Promotes a possibly negative, possibly signed char to an unsigned
104 * integer for use as an array index. If the signed char is negative,
105 * we want to instead treat it as an 8-bit unsigned char, hence the
108 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
110 /* Enter a start condition. This macro really ought to take a parameter,
111 * but we do it the disgusting crufty way forced on us by the ()-less
112 * definition of BEGIN.
114 #define BEGIN (yy_start) = 1 + 2 *
116 /* Translate the current start state into a value that can be later handed
117 * to BEGIN to return to the state. The YYSTATE alias is for lex
120 #define YY_START (((yy_start) - 1) / 2)
121 #define YYSTATE YY_START
123 /* Action number for EOF rule of a given start state. */
124 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
126 /* Special action meaning "start processing a new file". */
127 #define YY_NEW_FILE yyrestart(yyin )
129 #define YY_END_OF_BUFFER_CHAR 0
131 /* Size of default input buffer. */
134 /* On IA-64, the buffer size is 16k, not 8k.
135 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
136 * Ditto for the __ia64__ case accordingly.
138 #define YY_BUF_SIZE 32768
140 #define YY_BUF_SIZE 16384
141 #endif /* __ia64__ */
144 /* The state buf must be large enough to hold one state per character in the main buffer.
146 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
148 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
149 #define YY_TYPEDEF_YY_BUFFER_STATE
150 typedef struct yy_buffer_state *YY_BUFFER_STATE;
153 #ifndef YY_TYPEDEF_YY_SIZE_T
154 #define YY_TYPEDEF_YY_SIZE_T
155 typedef size_t yy_size_t;
160 extern FILE *yyin, *yyout;
162 #define EOB_ACT_CONTINUE_SCAN 0
163 #define EOB_ACT_END_OF_FILE 1
164 #define EOB_ACT_LAST_MATCH 2
166 #define YY_LESS_LINENO(n)
167 #define YY_LINENO_REWIND_TO(ptr)
169 /* Return all but the first "n" matched characters back to the input stream. */
173 /* Undo effects of setting up yytext. */ \
174 int yyless_macro_arg = (n); \
175 YY_LESS_LINENO(yyless_macro_arg);\
176 *yy_cp = (yy_hold_char); \
177 YY_RESTORE_YY_MORE_OFFSET \
178 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
179 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
183 #define unput(c) yyunput( c, (yytext_ptr) )
185 #ifndef YY_STRUCT_YY_BUFFER_STATE
186 #define YY_STRUCT_YY_BUFFER_STATE
187 struct yy_buffer_state
191 char *yy_ch_buf; /* input buffer */
192 char *yy_buf_pos; /* current position in input buffer */
194 /* Size of input buffer in bytes, not including room for EOB
199 /* Number of characters read into yy_ch_buf, not including EOB
204 /* Whether we "own" the buffer - i.e., we know we created it,
205 * and can realloc() it to grow it, and should free() it to
208 int yy_is_our_buffer;
210 /* Whether this is an "interactive" input source; if so, and
211 * if we're using stdio for input, then we want to use getc()
212 * instead of fread(), to make sure we stop fetching input after
215 int yy_is_interactive;
217 /* Whether we're considered to be at the beginning of a line.
218 * If so, '^' rules will be active on the next match, otherwise
223 int yy_bs_lineno; /**< The line count. */
224 int yy_bs_column; /**< The column count. */
226 /* Whether to try to fill the input buffer when we reach the
231 int yy_buffer_status;
233 #define YY_BUFFER_NEW 0
234 #define YY_BUFFER_NORMAL 1
235 /* When an EOF's been seen but there's still some text to process
236 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
237 * shouldn't try reading from the input source any more. We might
238 * still have a bunch of tokens to match, though, because of
239 * possible backing-up.
241 * When we actually see the EOF, we change the status to "new"
242 * (via yyrestart()), so that the user can continue scanning by
243 * just pointing yyin at a new input file.
245 #define YY_BUFFER_EOF_PENDING 2
248 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
250 /* Stack of input buffers. */
251 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
252 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
253 static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
255 /* We provide macros for accessing buffer states in case in the
256 * future we want to put the buffer states in a more general
259 * Returns the top of the stack, or NULL.
261 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
262 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
265 /* Same as previous macro, but useful when we know that the buffer stack is not
266 * NULL or when we need an lvalue. For internal use only.
268 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
270 /* yy_hold_char holds the character lost when yytext is formed. */
271 static char yy_hold_char;
272 static int yy_n_chars; /* number of characters read into yy_ch_buf */
275 /* Points to current character in buffer. */
276 static char *yy_c_buf_p = NULL;
277 static int yy_init = 0; /* whether we need to initialize */
278 static int yy_start = 0; /* start state number */
280 /* Flag which is used to allow yywrap()'s to do buffer switches
281 * instead of setting up a fresh yyin. A bit of a hack ...
283 static int yy_did_buffer_switch_on_eof;
285 void yyrestart (FILE *input_file );
286 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer );
287 YY_BUFFER_STATE yy_create_buffer (FILE *file,int size );
288 void yy_delete_buffer (YY_BUFFER_STATE b );
289 void yy_flush_buffer (YY_BUFFER_STATE b );
290 void yypush_buffer_state (YY_BUFFER_STATE new_buffer );
291 void yypop_buffer_state (void );
293 static void yyensure_buffer_stack (void );
294 static void yy_load_buffer_state (void );
295 static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file );
297 #define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER )
299 YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size );
300 YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str );
301 YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len );
303 void *yyalloc (yy_size_t );
304 void *yyrealloc (void *,yy_size_t );
305 void yyfree (void * );
307 #define yy_new_buffer yy_create_buffer
309 #define yy_set_interactive(is_interactive) \
311 if ( ! YY_CURRENT_BUFFER ){ \
312 yyensure_buffer_stack (); \
313 YY_CURRENT_BUFFER_LVALUE = \
314 yy_create_buffer(yyin,YY_BUF_SIZE ); \
316 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
319 #define yy_set_bol(at_bol) \
321 if ( ! YY_CURRENT_BUFFER ){\
322 yyensure_buffer_stack (); \
323 YY_CURRENT_BUFFER_LVALUE = \
324 yy_create_buffer(yyin,YY_BUF_SIZE ); \
326 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
329 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
331 /* Begin user sect3 */
333 #define yywrap() (/*CONSTCOND*/1)
334 #define YY_SKIP_YYWRAP
336 typedef unsigned char YY_CHAR;
338 FILE *yyin = NULL, *yyout = NULL;
340 typedef int yy_state_type;
350 #define yytext_ptr yytext
352 static yy_state_type yy_get_previous_state (void );
353 static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
354 static int yy_get_next_buffer (void );
355 static void yynoreturn yy_fatal_error (yyconst char* msg );
357 /* Done after the current pattern has been matched and before the
358 * corresponding action - sets up yytext.
360 #define YY_DO_BEFORE_ACTION \
361 (yytext_ptr) = yy_bp; \
362 yyleng = (int) (yy_cp - yy_bp); \
363 (yy_hold_char) = *yy_cp; \
365 (yy_c_buf_p) = yy_cp;
367 #define YY_NUM_RULES 31
368 #define YY_END_OF_BUFFER 32
369 /* This struct is not used in this scanner,
370 but its presence is necessary. */
373 flex_int32_t yy_verify;
376 static yyconst flex_int16_t yy_accept[166] =
378 0, 0, 0, 0, 0, 0, 0, 0, 32, 30,
379 19, 19, 30, 30, 30, 30, 30, 30, 30, 30,
380 30, 30, 30, 30, 30, 30, 16, 17, 17, 30,
381 17, 11, 11, 19, 27, 0, 3, 0, 28, 13,
382 0, 0, 12, 0, 0, 0, 0, 0, 0, 0,
383 0, 22, 24, 26, 25, 23, 0, 10, 29, 0,
384 0, 0, 15, 15, 17, 17, 17, 11, 11, 11,
385 0, 13, 0, 12, 0, 0, 0, 21, 0, 0,
386 0, 0, 0, 0, 0, 0, 0, 17, 11, 11,
387 11, 0, 14, 20, 0, 0, 0, 0, 0, 0,
389 0, 0, 0, 0, 17, 0, 0, 0, 0, 0,
390 0, 0, 0, 0, 0, 17, 7, 0, 0, 0,
391 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
392 0, 0, 0, 0, 4, 18, 0, 0, 5, 2,
393 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
394 0, 0, 1, 0, 0, 0, 0, 6, 9, 0,
398 static yyconst YY_CHAR yy_ec[256] =
400 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
401 4, 4, 4, 1, 1, 1, 1, 1, 1, 1,
402 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
403 1, 2, 5, 6, 7, 1, 1, 8, 9, 1,
404 1, 10, 11, 11, 12, 11, 13, 14, 15, 16,
405 16, 16, 16, 16, 16, 16, 16, 17, 1, 18,
406 19, 20, 11, 11, 21, 21, 21, 21, 21, 21,
407 22, 22, 22, 22, 22, 23, 22, 22, 22, 22,
408 22, 22, 22, 22, 24, 22, 22, 25, 22, 22,
409 1, 26, 27, 1, 22, 1, 21, 28, 29, 30,
411 31, 21, 32, 22, 33, 22, 22, 34, 35, 36,
412 37, 38, 22, 39, 40, 41, 42, 43, 22, 25,
413 44, 22, 45, 46, 47, 1, 1, 1, 1, 1,
414 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
415 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
416 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
417 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
418 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
419 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
420 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
422 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
423 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
424 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
425 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
426 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
430 static yyconst YY_CHAR yy_meta[48] =
432 1, 1, 1, 1, 1, 1, 2, 3, 1, 2,
433 2, 2, 4, 5, 5, 5, 6, 1, 1, 1,
434 7, 8, 8, 8, 8, 1, 1, 7, 7, 7,
435 7, 8, 8, 8, 8, 8, 8, 8, 8, 8,
439 static yyconst flex_uint16_t yy_base[180] =
441 0, 393, 35, 392, 66, 391, 38, 107, 397, 401,
442 55, 113, 377, 112, 111, 111, 114, 42, 376, 106,
443 377, 347, 126, 120, 0, 147, 401, 0, 124, 0,
444 137, 158, 170, 163, 401, 153, 401, 389, 401, 0,
445 378, 120, 401, 131, 380, 386, 355, 139, 351, 355,
446 351, 401, 401, 401, 401, 401, 367, 401, 401, 185,
447 350, 346, 401, 364, 0, 185, 347, 189, 356, 355,
448 0, 0, 330, 180, 366, 141, 372, 361, 332, 338,
449 331, 341, 334, 326, 205, 331, 337, 329, 401, 341,
450 167, 316, 401, 349, 348, 320, 328, 346, 180, 318,
452 324, 209, 324, 320, 322, 342, 338, 309, 306, 315,
453 305, 315, 312, 192, 342, 341, 401, 293, 306, 282,
454 268, 252, 255, 203, 285, 282, 272, 268, 252, 233,
455 232, 239, 208, 107, 401, 401, 238, 211, 401, 211,
456 212, 208, 228, 203, 215, 207, 233, 222, 212, 211,
457 203, 227, 401, 237, 225, 204, 185, 401, 401, 149,
458 128, 88, 42, 401, 401, 253, 259, 267, 271, 275,
459 281, 288, 292, 300, 308, 312, 318, 326, 334
462 static yyconst flex_int16_t yy_def[180] =
464 165, 1, 1, 3, 165, 5, 1, 1, 165, 165,
465 165, 165, 165, 166, 167, 168, 165, 165, 165, 165,
466 169, 165, 165, 165, 170, 169, 165, 171, 172, 171,
467 171, 165, 165, 165, 165, 166, 165, 166, 165, 173,
468 165, 168, 165, 168, 174, 175, 165, 165, 165, 165,
469 165, 165, 165, 165, 165, 165, 169, 165, 165, 165,
470 165, 165, 165, 169, 171, 172, 171, 165, 165, 165,
471 176, 173, 177, 168, 174, 174, 175, 165, 165, 165,
472 165, 165, 165, 165, 165, 165, 165, 171, 165, 165,
473 176, 177, 165, 165, 165, 165, 165, 165, 165, 165,
475 165, 165, 165, 165, 171, 165, 165, 165, 165, 165,
476 165, 165, 165, 178, 165, 171, 165, 165, 165, 165,
477 165, 165, 165, 178, 165, 178, 165, 165, 165, 165,
478 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
479 165, 165, 165, 165, 165, 165, 165, 179, 165, 165,
480 165, 179, 165, 179, 165, 165, 165, 165, 165, 165,
481 165, 165, 165, 165, 0, 165, 165, 165, 165, 165,
482 165, 165, 165, 165, 165, 165, 165, 165, 165
485 static yyconst flex_uint16_t yy_nxt[449] =
487 10, 11, 12, 11, 13, 14, 10, 15, 16, 10,
488 10, 10, 17, 10, 10, 10, 10, 18, 19, 20,
489 21, 21, 21, 21, 21, 10, 10, 21, 21, 21,
490 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
491 21, 21, 21, 21, 10, 22, 10, 24, 25, 25,
492 25, 32, 33, 33, 164, 26, 34, 34, 34, 52,
493 53, 27, 26, 26, 26, 26, 10, 11, 12, 11,
494 13, 14, 28, 15, 16, 28, 28, 28, 24, 28,
495 28, 28, 10, 18, 19, 20, 29, 29, 29, 29,
496 29, 30, 10, 29, 29, 29, 29, 29, 29, 29,
498 29, 29, 29, 29, 29, 29, 29, 29, 29, 29,
499 10, 22, 10, 23, 34, 34, 34, 37, 39, 43,
500 32, 33, 33, 45, 55, 56, 46, 60, 43, 45,
501 65, 163, 46, 65, 65, 65, 44, 38, 60, 74,
502 58, 47, 141, 48, 142, 44, 49, 47, 50, 48,
503 76, 51, 62, 94, 50, 41, 44, 51, 37, 61,
504 64, 64, 64, 58, 34, 34, 34, 64, 162, 80,
505 67, 68, 68, 68, 64, 64, 64, 64, 38, 81,
506 69, 70, 71, 68, 68, 68, 60, 161, 43, 69,
507 70, 65, 69, 70, 65, 65, 65, 125, 85, 85,
509 85, 58, 68, 68, 68, 44, 102, 110, 125, 133,
510 102, 69, 70, 111, 114, 160, 159, 126, 85, 85,
511 85, 140, 140, 140, 140, 140, 140, 153, 126, 147,
512 147, 147, 153, 148, 147, 147, 147, 158, 148, 165,
513 157, 156, 155, 151, 150, 149, 146, 154, 145, 144,
514 143, 139, 154, 36, 36, 36, 36, 36, 36, 36,
515 36, 40, 138, 137, 136, 40, 40, 42, 42, 42,
516 42, 42, 42, 42, 42, 57, 57, 57, 57, 63,
517 135, 63, 65, 134, 165, 65, 133, 65, 65, 66,
518 132, 131, 66, 66, 66, 66, 72, 130, 72, 72,
520 75, 75, 75, 75, 75, 75, 75, 75, 77, 77,
521 77, 77, 77, 77, 77, 77, 91, 129, 91, 92,
522 128, 92, 92, 127, 92, 92, 124, 124, 124, 124,
523 124, 124, 124, 124, 152, 152, 152, 152, 152, 152,
524 152, 152, 60, 60, 123, 122, 121, 120, 119, 118,
525 117, 45, 116, 111, 115, 113, 112, 109, 108, 107,
526 46, 106, 93, 89, 105, 104, 103, 101, 100, 99,
527 98, 97, 96, 95, 78, 76, 93, 90, 89, 88,
528 58, 87, 86, 58, 84, 83, 82, 79, 78, 76,
529 73, 165, 59, 58, 54, 35, 165, 31, 23, 23,
531 9, 165, 165, 165, 165, 165, 165, 165, 165, 165,
532 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
533 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
534 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
535 165, 165, 165, 165, 165, 165, 165, 165
538 static yyconst flex_int16_t yy_chk[449] =
540 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
541 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
542 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
543 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
544 1, 1, 1, 1, 1, 1, 1, 3, 3, 3,
545 3, 7, 7, 7, 163, 3, 11, 11, 11, 18,
546 18, 3, 3, 3, 3, 3, 5, 5, 5, 5,
547 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
548 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
549 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
551 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
552 5, 5, 5, 8, 12, 12, 12, 14, 15, 16,
553 8, 8, 8, 17, 20, 20, 17, 23, 42, 24,
554 29, 162, 24, 29, 29, 29, 16, 14, 31, 44,
555 29, 17, 134, 17, 134, 42, 17, 24, 17, 24,
556 76, 17, 24, 76, 24, 15, 44, 24, 36, 23,
557 26, 26, 26, 26, 34, 34, 34, 26, 161, 48,
558 31, 32, 32, 32, 26, 26, 26, 26, 36, 48,
559 32, 32, 32, 33, 33, 33, 60, 160, 74, 91,
560 91, 66, 33, 33, 66, 66, 66, 114, 60, 60,
562 60, 66, 68, 68, 68, 74, 85, 99, 124, 133,
563 102, 68, 68, 99, 102, 157, 156, 114, 85, 85,
564 85, 133, 133, 133, 140, 140, 140, 148, 124, 143,
565 143, 143, 152, 143, 147, 147, 147, 155, 147, 154,
566 151, 150, 149, 146, 145, 144, 142, 148, 141, 138,
567 137, 132, 152, 166, 166, 166, 166, 166, 166, 166,
568 166, 167, 131, 130, 129, 167, 167, 168, 168, 168,
569 168, 168, 168, 168, 168, 169, 169, 169, 169, 170,
570 128, 170, 171, 127, 126, 171, 125, 171, 171, 172,
571 123, 122, 172, 172, 172, 172, 173, 121, 173, 173,
573 174, 174, 174, 174, 174, 174, 174, 174, 175, 175,
574 175, 175, 175, 175, 175, 175, 176, 120, 176, 177,
575 119, 177, 177, 118, 177, 177, 178, 178, 178, 178,
576 178, 178, 178, 178, 179, 179, 179, 179, 179, 179,
577 179, 179, 116, 115, 113, 112, 111, 110, 109, 108,
578 107, 106, 105, 104, 103, 101, 100, 98, 97, 96,
579 95, 94, 92, 90, 88, 87, 86, 84, 83, 82,
580 81, 80, 79, 78, 77, 75, 73, 70, 69, 67,
581 64, 62, 61, 57, 51, 50, 49, 47, 46, 45,
582 41, 38, 22, 21, 19, 13, 9, 6, 4, 2,
584 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
585 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
586 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
587 165, 165, 165, 165, 165, 165, 165, 165, 165, 165,
588 165, 165, 165, 165, 165, 165, 165, 165
591 static yy_state_type yy_last_accepting_state;
592 static char *yy_last_accepting_cpos;
594 extern int yy_flex_debug;
595 int yy_flex_debug = 0;
597 /* The intent behind this definition is that it'll catch
598 * any uses of REJECT which flex missed.
600 #define REJECT reject_used_but_not_detected
601 #define yymore() yymore_used_but_not_detected
602 #define YY_MORE_ADJ 0
603 #define YY_RESTORE_YY_MORE_OFFSET
605 #line 1 "dtc-lexer.l"
607 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
610 * This program is free software; you can redistribute it and/or
611 * modify it under the terms of the GNU General Public License as
612 * published by the Free Software Foundation; either version 2 of the
613 * License, or (at your option) any later version.
615 * This program is distributed in the hope that it will be useful,
616 * but WITHOUT ANY WARRANTY; without even the implied warranty of
617 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
618 * General Public License for more details.
620 * You should have received a copy of the GNU General Public License
621 * along with this program; if not, write to the Free Software
622 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
625 #define YY_NO_INPUT 1
629 #line 37 "dtc-lexer.l"
632 #include "dtc-parser.tab.h"
634 extern bool treesource_error;
636 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
637 #define YY_USER_ACTION \
639 srcpos_update(&yylloc, yytext, yyleng); \
642 /*#define LEXDEBUG 1*/
645 #define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
647 #define DPRINT(fmt, ...) do { } while (0)
650 static int dts_version = 1;
652 #define BEGIN_DEFAULT() DPRINT("<V1>\n"); \
655 static void push_input_file(const char *filename);
656 static bool pop_input_file(void);
657 static void PRINTF(1, 2) lexical_error(const char *fmt, ...);
659 #line 661 "dtc-lexer.lex.c"
663 #define PROPNODENAME 2
666 #ifndef YY_NO_UNISTD_H
667 /* Special case for "unistd.h", since it is non-ANSI. We include it way
668 * down here because we want the user's section 1 to have been scanned first.
669 * The user has a chance to override it with an option.
674 #ifndef YY_EXTRA_TYPE
675 #define YY_EXTRA_TYPE void *
678 static int yy_init_globals (void );
680 /* Accessor methods to globals.
681 These are made visible to non-reentrant scanners for convenience. */
683 int yylex_destroy (void );
685 int yyget_debug (void );
687 void yyset_debug (int debug_flag );
689 YY_EXTRA_TYPE yyget_extra (void );
691 void yyset_extra (YY_EXTRA_TYPE user_defined );
693 FILE *yyget_in (void );
695 void yyset_in (FILE * _in_str );
697 FILE *yyget_out (void );
699 void yyset_out (FILE * _out_str );
701 int yyget_leng (void );
703 char *yyget_text (void );
705 int yyget_lineno (void );
707 void yyset_lineno (int _line_number );
709 /* Macros after this point can all be overridden by user definitions in
713 #ifndef YY_SKIP_YYWRAP
715 extern "C" int yywrap (void );
717 extern int yywrap (void );
726 static void yy_flex_strncpy (char *,yyconst char *,int );
729 #ifdef YY_NEED_STRLEN
730 static int yy_flex_strlen (yyconst char * );
736 static int yyinput (void );
738 static int input (void );
743 /* Amount of stuff to slurp up with each read. */
744 #ifndef YY_READ_BUF_SIZE
746 /* On IA-64, the buffer size is 16k, not 8k */
747 #define YY_READ_BUF_SIZE 16384
749 #define YY_READ_BUF_SIZE 8192
750 #endif /* __ia64__ */
753 /* Copy whatever the last rule matched to the standard output. */
755 /* This used to be an fputs(), but since the string might contain NUL's,
756 * we now use fwrite().
758 #define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
761 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
762 * is returned in "result".
765 #define YY_INPUT(buf,result,max_size) \
766 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
770 for ( n = 0; n < max_size && \
771 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
774 buf[n++] = (char) c; \
775 if ( c == EOF && ferror( yyin ) ) \
776 YY_FATAL_ERROR( "input in flex scanner failed" ); \
782 while ( (result = (int) fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
784 if( errno != EINTR) \
786 YY_FATAL_ERROR( "input in flex scanner failed" ); \
797 /* No semi-colon after return; correct usage is to write "yyterminate();" -
798 * we don't want an extra ';' after the "return" because that will cause
799 * some compilers to complain about unreachable statements.
802 #define yyterminate() return YY_NULL
805 /* Number of entries by which start-condition stack grows. */
806 #ifndef YY_START_STACK_INCR
807 #define YY_START_STACK_INCR 25
810 /* Report a fatal error. */
811 #ifndef YY_FATAL_ERROR
812 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
815 /* end tables serialization structures and prototypes */
817 /* Default declaration of generated scanner - a define so the user can
818 * easily add parameters.
821 #define YY_DECL_IS_OURS 1
823 extern int yylex (void);
825 #define YY_DECL int yylex (void)
826 #endif /* !YY_DECL */
828 /* Code executed at the beginning of each rule, after yytext and yyleng
831 #ifndef YY_USER_ACTION
832 #define YY_USER_ACTION
835 /* Code executed at the end of each rule. */
837 #define YY_BREAK /*LINTED*/break;
840 #define YY_RULE_SETUP \
842 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
843 (yytext[yyleng - 1] == '\n'); \
846 /** The main scanner function which does all the work.
850 yy_state_type yy_current_state;
863 (yy_start) = 1; /* first start state */
871 if ( ! YY_CURRENT_BUFFER ) {
872 yyensure_buffer_stack ();
873 YY_CURRENT_BUFFER_LVALUE =
874 yy_create_buffer(yyin,YY_BUF_SIZE );
877 yy_load_buffer_state( );
881 #line 69 "dtc-lexer.l"
883 #line 885 "dtc-lexer.lex.c"
885 while ( /*CONSTCOND*/1 ) /* loops until end-of-file is reached */
887 yy_cp = (yy_c_buf_p);
889 /* Support of yytext. */
890 *yy_cp = (yy_hold_char);
892 /* yy_bp points to the position in yy_ch_buf of the start of
897 yy_current_state = (yy_start);
898 yy_current_state += YY_AT_BOL();
902 YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
903 if ( yy_accept[yy_current_state] )
905 (yy_last_accepting_state) = yy_current_state;
906 (yy_last_accepting_cpos) = yy_cp;
908 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
910 yy_current_state = (int) yy_def[yy_current_state];
911 if ( yy_current_state >= 166 )
912 yy_c = yy_meta[(unsigned int) yy_c];
914 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
917 while ( yy_current_state != 165 );
918 yy_cp = (yy_last_accepting_cpos);
919 yy_current_state = (yy_last_accepting_state);
922 yy_act = yy_accept[yy_current_state];
926 do_action: /* This label is used only to access EOF actions. */
929 { /* beginning of action switch */
930 case 0: /* must back up */
931 /* undo the effects of YY_DO_BEFORE_ACTION */
932 *yy_cp = (yy_hold_char);
933 yy_cp = (yy_last_accepting_cpos);
934 yy_current_state = (yy_last_accepting_state);
938 /* rule 1 can match eol */
940 #line 70 "dtc-lexer.l"
942 char *name = strchr(yytext, '\"') + 1;
943 yytext[yyleng-1] = '\0';
944 push_input_file(name);
948 /* rule 2 can match eol */
950 #line 76 "dtc-lexer.l"
952 char *line, *fnstart, *fnend;
954 /* skip text before line # */
956 while (!isdigit((unsigned char)*line))
959 /* regexp ensures that first and list "
960 * in the whole yytext are those at
961 * beginning and end of the filename string */
962 fnstart = memchr(yytext, '"', yyleng);
963 for (fnend = yytext + yyleng - 1;
964 *fnend != '"'; fnend--)
966 assert(fnstart && fnend && (fnend > fnstart));
968 fn = data_copy_escape_string(fnstart + 1,
969 fnend - fnstart - 1);
971 /* Don't allow nuls in filenames */
972 if (memchr(fn.val, '\0', fn.len - 1))
973 lexical_error("nul in line number directive");
975 /* -1 since #line is the number of the next line */
976 srcpos_set_line(xstrdup(fn.val), atoi(line) - 1);
980 case YY_STATE_EOF(INITIAL):
981 case YY_STATE_EOF(BYTESTRING):
982 case YY_STATE_EOF(PROPNODENAME):
983 case YY_STATE_EOF(V1):
984 #line 105 "dtc-lexer.l"
986 if (!pop_input_file()) {
992 /* rule 3 can match eol */
994 #line 111 "dtc-lexer.l"
996 DPRINT("String: %s\n", yytext);
997 yylval.data = data_copy_escape_string(yytext+1,
1004 #line 118 "dtc-lexer.l"
1006 DPRINT("Keyword: /dts-v1/\n");
1014 #line 125 "dtc-lexer.l"
1016 DPRINT("Keyword: /plugin/\n");
1022 #line 130 "dtc-lexer.l"
1024 DPRINT("Keyword: /memreserve/\n");
1026 return DT_MEMRESERVE;
1031 #line 136 "dtc-lexer.l"
1033 DPRINT("Keyword: /bits/\n");
1040 #line 142 "dtc-lexer.l"
1042 DPRINT("Keyword: /delete-property/\n");
1043 DPRINT("<PROPNODENAME>\n");
1044 BEGIN(PROPNODENAME);
1050 #line 149 "dtc-lexer.l"
1052 DPRINT("Keyword: /delete-node/\n");
1053 DPRINT("<PROPNODENAME>\n");
1054 BEGIN(PROPNODENAME);
1060 #line 156 "dtc-lexer.l"
1062 DPRINT("Label: %s\n", yytext);
1063 yylval.labelref = xstrdup(yytext);
1064 yylval.labelref[yyleng-1] = '\0';
1070 #line 163 "dtc-lexer.l"
1073 DPRINT("Integer Literal: '%s'\n", yytext);
1076 yylval.integer = strtoull(yytext, &e, 0);
1078 if (*e && e[strspn(e, "UL")]) {
1079 lexical_error("Bad integer literal '%s'",
1083 if (errno == ERANGE)
1084 lexical_error("Integer literal '%s' out of range",
1087 /* ERANGE is the only strtoull error triggerable
1088 * by strings matching the pattern */
1094 /* rule 12 can match eol */
1096 #line 185 "dtc-lexer.l"
1099 DPRINT("Character literal: %s\n", yytext);
1101 d = data_copy_escape_string(yytext+1, yyleng-2);
1103 lexical_error("Empty character literal");
1106 yylval.integer = (unsigned char)d.val[0];
1109 lexical_error("Character literal has %d"
1110 " characters instead of 1",
1115 return DT_CHAR_LITERAL;
1120 #line 206 "dtc-lexer.l"
1121 { /* label reference */
1122 DPRINT("Ref: %s\n", yytext+1);
1123 yylval.labelref = xstrdup(yytext+1);
1129 #line 212 "dtc-lexer.l"
1130 { /* new-style path reference */
1131 yytext[yyleng-1] = '\0';
1132 DPRINT("Ref: %s\n", yytext+2);
1133 yylval.labelref = xstrdup(yytext+2);
1139 #line 219 "dtc-lexer.l"
1141 yylval.byte = strtol(yytext, NULL, 16);
1142 DPRINT("Byte: %02x\n", (int)yylval.byte);
1148 #line 225 "dtc-lexer.l"
1150 DPRINT("/BYTESTRING\n");
1157 #line 231 "dtc-lexer.l"
1159 DPRINT("PropNodeName: %s\n", yytext);
1160 yylval.propnodename = xstrdup((yytext[0] == '\\') ?
1161 yytext + 1 : yytext);
1163 return DT_PROPNODENAME;
1168 #line 239 "dtc-lexer.l"
1170 DPRINT("Binary Include\n");
1175 /* rule 19 can match eol */
1177 #line 244 "dtc-lexer.l"
1178 /* eat whitespace */
1181 /* rule 20 can match eol */
1183 #line 245 "dtc-lexer.l"
1184 /* eat C-style comments */
1187 /* rule 21 can match eol */
1189 #line 246 "dtc-lexer.l"
1190 /* eat C++-style comments */
1194 #line 248 "dtc-lexer.l"
1195 { return DT_LSHIFT; };
1199 #line 249 "dtc-lexer.l"
1200 { return DT_RSHIFT; };
1204 #line 250 "dtc-lexer.l"
1209 #line 251 "dtc-lexer.l"
1214 #line 252 "dtc-lexer.l"
1219 #line 253 "dtc-lexer.l"
1224 #line 254 "dtc-lexer.l"
1229 #line 255 "dtc-lexer.l"
1234 #line 257 "dtc-lexer.l"
1236 DPRINT("Char: %c (\\x%02x)\n", yytext[0],
1237 (unsigned)yytext[0]);
1238 if (yytext[0] == '[') {
1239 DPRINT("<BYTESTRING>\n");
1242 if ((yytext[0] == '{')
1243 || (yytext[0] == ';')) {
1244 DPRINT("<PROPNODENAME>\n");
1245 BEGIN(PROPNODENAME);
1252 #line 272 "dtc-lexer.l"
1255 #line 1257 "dtc-lexer.lex.c"
1257 case YY_END_OF_BUFFER:
1259 /* Amount of text matched not including the EOB char. */
1260 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1262 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1263 *yy_cp = (yy_hold_char);
1264 YY_RESTORE_YY_MORE_OFFSET
1266 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1268 /* We're scanning a new file or input source. It's
1269 * possible that this happened because the user
1270 * just pointed yyin at a new source and called
1271 * yylex(). If so, then we have to assure
1272 * consistency between YY_CURRENT_BUFFER and our
1273 * globals. Here is the right place to do so, because
1274 * this is the first action (other than possibly a
1275 * back-up) that will match for the new input source.
1277 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1278 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1279 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1282 /* Note that here we test for yy_c_buf_p "<=" to the position
1283 * of the first EOB in the buffer, since yy_c_buf_p will
1284 * already have been incremented past the NUL character
1285 * (since all states make transitions on EOB to the
1286 * end-of-buffer state). Contrast this with the test
1289 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1290 { /* This was really a NUL. */
1291 yy_state_type yy_next_state;
1293 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1295 yy_current_state = yy_get_previous_state( );
1297 /* Okay, we're now positioned to make the NUL
1298 * transition. We couldn't have
1299 * yy_get_previous_state() go ahead and do it
1300 * for us because it doesn't know how to deal
1301 * with the possibility of jamming (and we don't
1302 * want to build jamming into it because then it
1303 * will run more slowly).
1306 yy_next_state = yy_try_NUL_trans( yy_current_state );
1308 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1310 if ( yy_next_state )
1312 /* Consume the NUL. */
1313 yy_cp = ++(yy_c_buf_p);
1314 yy_current_state = yy_next_state;
1320 yy_cp = (yy_last_accepting_cpos);
1321 yy_current_state = (yy_last_accepting_state);
1322 goto yy_find_action;
1326 else switch ( yy_get_next_buffer( ) )
1328 case EOB_ACT_END_OF_FILE:
1330 (yy_did_buffer_switch_on_eof) = 0;
1334 /* Note: because we've taken care in
1335 * yy_get_next_buffer() to have set up
1336 * yytext, we can now set up
1337 * yy_c_buf_p so that if some total
1338 * hoser (like flex itself) wants to
1339 * call the scanner after we return the
1340 * YY_NULL, it'll still work - another
1341 * YY_NULL will get returned.
1343 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1345 yy_act = YY_STATE_EOF(YY_START);
1351 if ( ! (yy_did_buffer_switch_on_eof) )
1357 case EOB_ACT_CONTINUE_SCAN:
1359 (yytext_ptr) + yy_amount_of_matched_text;
1361 yy_current_state = yy_get_previous_state( );
1363 yy_cp = (yy_c_buf_p);
1364 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1367 case EOB_ACT_LAST_MATCH:
1369 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1371 yy_current_state = yy_get_previous_state( );
1373 yy_cp = (yy_c_buf_p);
1374 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1375 goto yy_find_action;
1382 "fatal flex scanner internal error--no action found" );
1383 } /* end of action switch */
1384 } /* end of scanning one token */
1385 } /* end of user's declarations */
1386 } /* end of yylex */
1388 /* yy_get_next_buffer - try to read in a new buffer
1390 * Returns a code representing an action:
1391 * EOB_ACT_LAST_MATCH -
1392 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1393 * EOB_ACT_END_OF_FILE - end of file
1395 static int yy_get_next_buffer (void)
1397 char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1398 char *source = (yytext_ptr);
1399 yy_size_t number_to_move, i;
1402 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1404 "fatal flex scanner internal error--end of buffer missed" );
1406 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1407 { /* Don't try to fill the buffer, so this is an EOF. */
1408 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1410 /* We matched a single character, the EOB, so
1411 * treat this as a final EOF.
1413 return EOB_ACT_END_OF_FILE;
1418 /* We matched some text prior to the EOB, first
1421 return EOB_ACT_LAST_MATCH;
1425 /* Try to read more data. */
1427 /* First move last chars to start of buffer. */
1428 number_to_move = (yy_size_t) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1430 for ( i = 0; i < number_to_move; ++i )
1431 *(dest++) = *(source++);
1433 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1434 /* don't do the read, it's not guaranteed to return an EOF,
1437 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1442 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1444 while ( num_to_read <= 0 )
1445 { /* Not enough room in the buffer - grow it. */
1447 /* just a shorter name for the current buffer */
1448 YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
1450 int yy_c_buf_p_offset =
1451 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1453 if ( b->yy_is_our_buffer )
1455 int new_size = b->yy_buf_size * 2;
1457 if ( new_size <= 0 )
1458 b->yy_buf_size += b->yy_buf_size / 8;
1460 b->yy_buf_size *= 2;
1462 b->yy_ch_buf = (char *)
1463 /* Include room in for 2 EOB chars. */
1464 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1467 /* Can't grow it, we don't own it. */
1468 b->yy_ch_buf = NULL;
1470 if ( ! b->yy_ch_buf )
1472 "fatal error - scanner input buffer overflow" );
1474 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1476 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1481 if ( num_to_read > YY_READ_BUF_SIZE )
1482 num_to_read = YY_READ_BUF_SIZE;
1484 /* Read in more data. */
1485 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1486 (yy_n_chars), num_to_read );
1488 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1491 if ( (yy_n_chars) == 0 )
1493 if ( number_to_move == YY_MORE_ADJ )
1495 ret_val = EOB_ACT_END_OF_FILE;
1501 ret_val = EOB_ACT_LAST_MATCH;
1502 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1503 YY_BUFFER_EOF_PENDING;
1508 ret_val = EOB_ACT_CONTINUE_SCAN;
1510 if ((int) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1511 /* Extend the array by 50%, plus the number we really need. */
1512 int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1513 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1514 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1515 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1518 (yy_n_chars) += number_to_move;
1519 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1520 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1522 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1527 /* yy_get_previous_state - get the state just before the EOB char was reached */
1529 static yy_state_type yy_get_previous_state (void)
1531 yy_state_type yy_current_state;
1534 yy_current_state = (yy_start);
1535 yy_current_state += YY_AT_BOL();
1537 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1539 YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1540 if ( yy_accept[yy_current_state] )
1542 (yy_last_accepting_state) = yy_current_state;
1543 (yy_last_accepting_cpos) = yy_cp;
1545 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1547 yy_current_state = (int) yy_def[yy_current_state];
1548 if ( yy_current_state >= 166 )
1549 yy_c = yy_meta[(unsigned int) yy_c];
1551 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
1554 return yy_current_state;
1557 /* yy_try_NUL_trans - try to make a transition on the NUL character
1560 * next_state = yy_try_NUL_trans( current_state );
1562 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1565 char *yy_cp = (yy_c_buf_p);
1568 if ( yy_accept[yy_current_state] )
1570 (yy_last_accepting_state) = yy_current_state;
1571 (yy_last_accepting_cpos) = yy_cp;
1573 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1575 yy_current_state = (int) yy_def[yy_current_state];
1576 if ( yy_current_state >= 166 )
1577 yy_c = yy_meta[(unsigned int) yy_c];
1579 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
1580 yy_is_jam = (yy_current_state == 165);
1582 return yy_is_jam ? 0 : yy_current_state;
1591 static int yyinput (void)
1593 static int input (void)
1599 *(yy_c_buf_p) = (yy_hold_char);
1601 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1603 /* yy_c_buf_p now points to the character we want to return.
1604 * If this occurs *before* the EOB characters, then it's a
1605 * valid NUL; if not, then we've hit the end of the buffer.
1607 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1608 /* This was really a NUL. */
1609 *(yy_c_buf_p) = '\0';
1612 { /* need more input */
1613 int offset = (yy_c_buf_p) - (yytext_ptr);
1616 switch ( yy_get_next_buffer( ) )
1618 case EOB_ACT_LAST_MATCH:
1619 /* This happens because yy_g_n_b()
1620 * sees that we've accumulated a
1621 * token and flags that we need to
1622 * try matching the token before
1623 * proceeding. But for input(),
1624 * there's no matching to consider.
1625 * So convert the EOB_ACT_LAST_MATCH
1626 * to EOB_ACT_END_OF_FILE.
1629 /* Reset buffer status. */
1634 case EOB_ACT_END_OF_FILE:
1639 if ( ! (yy_did_buffer_switch_on_eof) )
1648 case EOB_ACT_CONTINUE_SCAN:
1649 (yy_c_buf_p) = (yytext_ptr) + offset;
1655 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1656 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1657 (yy_hold_char) = *++(yy_c_buf_p);
1659 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1663 #endif /* ifndef YY_NO_INPUT */
1665 /** Immediately switch to a different input stream.
1666 * @param input_file A readable stream.
1668 * @note This function does not reset the start condition to @c INITIAL .
1670 void yyrestart (FILE * input_file )
1673 if ( ! YY_CURRENT_BUFFER ){
1674 yyensure_buffer_stack ();
1675 YY_CURRENT_BUFFER_LVALUE =
1676 yy_create_buffer(yyin,YY_BUF_SIZE );
1679 yy_init_buffer(YY_CURRENT_BUFFER,input_file );
1680 yy_load_buffer_state( );
1683 /** Switch to a different input buffer.
1684 * @param new_buffer The new input buffer.
1687 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1690 /* TODO. We should be able to replace this entire function body
1692 * yypop_buffer_state();
1693 * yypush_buffer_state(new_buffer);
1695 yyensure_buffer_stack ();
1696 if ( YY_CURRENT_BUFFER == new_buffer )
1699 if ( YY_CURRENT_BUFFER )
1701 /* Flush out information for old buffer. */
1702 *(yy_c_buf_p) = (yy_hold_char);
1703 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1704 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1707 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1708 yy_load_buffer_state( );
1710 /* We don't actually know whether we did this switch during
1711 * EOF (yywrap()) processing, but the only time this flag
1712 * is looked at is after yywrap() is called, so it's safe
1713 * to go ahead and always set it.
1715 (yy_did_buffer_switch_on_eof) = 1;
1718 static void yy_load_buffer_state (void)
1720 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1721 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1722 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1723 (yy_hold_char) = *(yy_c_buf_p);
1726 /** Allocate and initialize an input buffer state.
1727 * @param file A readable stream.
1728 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1730 * @return the allocated buffer state.
1732 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1736 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1738 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1740 b->yy_buf_size = (yy_size_t)size;
1742 /* yy_ch_buf has to be 2 characters longer than the size given because
1743 * we need to put in 2 end-of-buffer characters.
1745 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1746 if ( ! b->yy_ch_buf )
1747 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1749 b->yy_is_our_buffer = 1;
1751 yy_init_buffer(b,file );
1756 /** Destroy the buffer.
1757 * @param b a buffer created with yy_create_buffer()
1760 void yy_delete_buffer (YY_BUFFER_STATE b )
1766 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1767 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1769 if ( b->yy_is_our_buffer )
1770 yyfree((void *) b->yy_ch_buf );
1772 yyfree((void *) b );
1775 /* Initializes or reinitializes a buffer.
1776 * This function is sometimes called more than once on the same buffer,
1777 * such as during a yyrestart() or at EOF.
1779 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1784 yy_flush_buffer(b );
1786 b->yy_input_file = file;
1787 b->yy_fill_buffer = 1;
1789 /* If b is the current buffer, then yy_init_buffer was _probably_
1790 * called from yyrestart() or through yy_get_next_buffer.
1791 * In that case, we don't want to reset the lineno or column.
1793 if (b != YY_CURRENT_BUFFER){
1794 b->yy_bs_lineno = 1;
1795 b->yy_bs_column = 0;
1798 b->yy_is_interactive = 0;
1803 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1804 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1807 void yy_flush_buffer (YY_BUFFER_STATE b )
1814 /* We always need two end-of-buffer characters. The first causes
1815 * a transition to the end-of-buffer state. The second causes
1816 * a jam in that state.
1818 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1819 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1821 b->yy_buf_pos = &b->yy_ch_buf[0];
1824 b->yy_buffer_status = YY_BUFFER_NEW;
1826 if ( b == YY_CURRENT_BUFFER )
1827 yy_load_buffer_state( );
1830 /** Pushes the new state onto the stack. The new state becomes
1831 * the current state. This function will allocate the stack
1833 * @param new_buffer The new state.
1836 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1838 if (new_buffer == NULL)
1841 yyensure_buffer_stack();
1843 /* This block is copied from yy_switch_to_buffer. */
1844 if ( YY_CURRENT_BUFFER )
1846 /* Flush out information for old buffer. */
1847 *(yy_c_buf_p) = (yy_hold_char);
1848 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1849 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1852 /* Only push if top exists. Otherwise, replace top. */
1853 if (YY_CURRENT_BUFFER)
1854 (yy_buffer_stack_top)++;
1855 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1857 /* copied from yy_switch_to_buffer. */
1858 yy_load_buffer_state( );
1859 (yy_did_buffer_switch_on_eof) = 1;
1862 /** Removes and deletes the top of the stack, if present.
1863 * The next element becomes the new top.
1866 void yypop_buffer_state (void)
1868 if (!YY_CURRENT_BUFFER)
1871 yy_delete_buffer(YY_CURRENT_BUFFER );
1872 YY_CURRENT_BUFFER_LVALUE = NULL;
1873 if ((yy_buffer_stack_top) > 0)
1874 --(yy_buffer_stack_top);
1876 if (YY_CURRENT_BUFFER) {
1877 yy_load_buffer_state( );
1878 (yy_did_buffer_switch_on_eof) = 1;
1882 /* Allocates the stack if it does not exist.
1883 * Guarantees space for at least one push.
1885 static void yyensure_buffer_stack (void)
1889 if (!(yy_buffer_stack)) {
1891 /* First allocation is just for 2 elements, since we don't know if this
1892 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1893 * immediate realloc on the next call.
1895 num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
1896 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1897 (num_to_alloc * sizeof(struct yy_buffer_state*)
1899 if ( ! (yy_buffer_stack) )
1900 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1902 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1904 (yy_buffer_stack_max) = num_to_alloc;
1905 (yy_buffer_stack_top) = 0;
1909 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1911 /* Increase the buffer to prepare for a possible push. */
1912 yy_size_t grow_size = 8 /* arbitrary grow size */;
1914 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1915 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1917 num_to_alloc * sizeof(struct yy_buffer_state*)
1919 if ( ! (yy_buffer_stack) )
1920 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1922 /* zero only the new slots.*/
1923 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1924 (yy_buffer_stack_max) = num_to_alloc;
1928 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1929 * @param base the character buffer
1930 * @param size the size in bytes of the character buffer
1932 * @return the newly allocated buffer state object.
1934 YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1939 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1940 base[size-1] != YY_END_OF_BUFFER_CHAR )
1941 /* They forgot to leave room for the EOB's. */
1944 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1946 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1948 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1949 b->yy_buf_pos = b->yy_ch_buf = base;
1950 b->yy_is_our_buffer = 0;
1951 b->yy_input_file = NULL;
1952 b->yy_n_chars = b->yy_buf_size;
1953 b->yy_is_interactive = 0;
1955 b->yy_fill_buffer = 0;
1956 b->yy_buffer_status = YY_BUFFER_NEW;
1958 yy_switch_to_buffer(b );
1963 /** Setup the input buffer state to scan a string. The next call to yylex() will
1964 * scan from a @e copy of @a str.
1965 * @param yystr a NUL-terminated string to scan
1967 * @return the newly allocated buffer state object.
1968 * @note If you want to scan bytes that may contain NUL values, then use
1969 * yy_scan_bytes() instead.
1971 YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
1974 return yy_scan_bytes(yystr,(int) strlen(yystr) );
1977 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1978 * scan from a @e copy of @a bytes.
1979 * @param yybytes the byte buffer to scan
1980 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1982 * @return the newly allocated buffer state object.
1984 YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len )
1991 /* Get memory for full buffer, including space for trailing EOB's. */
1992 n = (yy_size_t) _yybytes_len + 2;
1993 buf = (char *) yyalloc(n );
1995 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1997 for ( i = 0; i < _yybytes_len; ++i )
1998 buf[i] = yybytes[i];
2000 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2002 b = yy_scan_buffer(buf,n );
2004 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
2006 /* It's okay to grow etc. this buffer, and we should throw it
2007 * away when we're done.
2009 b->yy_is_our_buffer = 1;
2014 #ifndef YY_EXIT_FAILURE
2015 #define YY_EXIT_FAILURE 2
2018 static void yynoreturn yy_fatal_error (yyconst char* msg )
2020 (void) fprintf( stderr, "%s\n", msg );
2021 exit( YY_EXIT_FAILURE );
2024 /* Redefine yyless() so it works in section 3 code. */
2030 /* Undo effects of setting up yytext. */ \
2031 int yyless_macro_arg = (n); \
2032 YY_LESS_LINENO(yyless_macro_arg);\
2033 yytext[yyleng] = (yy_hold_char); \
2034 (yy_c_buf_p) = yytext + yyless_macro_arg; \
2035 (yy_hold_char) = *(yy_c_buf_p); \
2036 *(yy_c_buf_p) = '\0'; \
2037 yyleng = yyless_macro_arg; \
2041 /* Accessor methods (get/set functions) to struct members. */
2043 /** Get the current line number.
2046 int yyget_lineno (void)
2052 /** Get the input stream.
2055 FILE *yyget_in (void)
2060 /** Get the output stream.
2063 FILE *yyget_out (void)
2068 /** Get the length of the current token.
2071 int yyget_leng (void)
2076 /** Get the current token.
2080 char *yyget_text (void)
2085 /** Set the current line number.
2086 * @param _line_number line number
2089 void yyset_lineno (int _line_number )
2092 yylineno = _line_number;
2095 /** Set the input stream. This does not discard the current
2097 * @param _in_str A readable stream.
2099 * @see yy_switch_to_buffer
2101 void yyset_in (FILE * _in_str )
2106 void yyset_out (FILE * _out_str )
2111 int yyget_debug (void)
2113 return yy_flex_debug;
2116 void yyset_debug (int _bdebug )
2118 yy_flex_debug = _bdebug ;
2121 static int yy_init_globals (void)
2123 /* Initialization is the same as for the non-reentrant scanner.
2124 * This function is called from yylex_destroy(), so don't allocate here.
2127 (yy_buffer_stack) = NULL;
2128 (yy_buffer_stack_top) = 0;
2129 (yy_buffer_stack_max) = 0;
2130 (yy_c_buf_p) = NULL;
2134 /* Defined in main.c */
2143 /* For future reference: Set errno on error, since we are called by
2149 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
2150 int yylex_destroy (void)
2153 /* Pop the buffer stack, destroying each element. */
2154 while(YY_CURRENT_BUFFER){
2155 yy_delete_buffer(YY_CURRENT_BUFFER );
2156 YY_CURRENT_BUFFER_LVALUE = NULL;
2157 yypop_buffer_state();
2160 /* Destroy the stack itself. */
2161 yyfree((yy_buffer_stack) );
2162 (yy_buffer_stack) = NULL;
2164 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2165 * yylex() is called, initialization will occur. */
2172 * Internal utility routines.
2176 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2180 for ( i = 0; i < n; ++i )
2185 #ifdef YY_NEED_STRLEN
2186 static int yy_flex_strlen (yyconst char * s )
2189 for ( n = 0; s[n]; ++n )
2196 void *yyalloc (yy_size_t size )
2198 return malloc(size);
2201 void *yyrealloc (void * ptr, yy_size_t size )
2204 /* The cast to (char *) in the following accommodates both
2205 * implementations that use char* generic pointers, and those
2206 * that use void* generic pointers. It works with the latter
2207 * because both ANSI C and C++ allow castless assignment from
2208 * any pointer type to void*, and deal with argument conversions
2209 * as though doing an assignment.
2211 return realloc(ptr, size);
2214 void yyfree (void * ptr )
2216 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
2219 #define YYTABLES_NAME "yytables"
2221 #line 272 "dtc-lexer.l"
2225 static void push_input_file(const char *filename)
2229 srcfile_push(filename);
2231 yyin = current_srcfile->f;
2233 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE));
2237 static bool pop_input_file(void)
2239 if (srcfile_pop() == 0)
2242 yypop_buffer_state();
2243 yyin = current_srcfile->f;
2248 static void lexical_error(const char *fmt, ...)
2253 srcpos_verror(&yylloc, "Lexical error", fmt, ap);
2256 treesource_error = true;