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1 #line 2 "dtc-lexer.lex.c"
2
3 #line 4 "dtc-lexer.lex.c"
4
5 #define YY_INT_ALIGNED short int
6
7 /* A lexical scanner generated by flex */
8
9 #define FLEX_SCANNER
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 5
12 #define YY_FLEX_SUBMINOR_VERSION 35
13 #if YY_FLEX_SUBMINOR_VERSION > 0
14 #define FLEX_BETA
15 #endif
16
17 /* First, we deal with platform-specific or compiler-specific issues. */
18
19 /* begin standard C headers. */
20 #include <stdio.h>
21 #include <string.h>
22 #include <errno.h>
23 #include <stdlib.h>
24
25 /* end standard C headers. */
26
27 /* flex integer type definitions */
28
29 #ifndef FLEXINT_H
30 #define FLEXINT_H
31
32 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
33
34 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
35
36 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
37 * if you want the limit (max/min) macros for int types.
38 */
39 #ifndef __STDC_LIMIT_MACROS
40 #define __STDC_LIMIT_MACROS 1
41 #endif
42
43 #include <inttypes.h>
44 typedef int8_t flex_int8_t;
45 typedef uint8_t flex_uint8_t;
46 typedef int16_t flex_int16_t;
47 typedef uint16_t flex_uint16_t;
48 typedef int32_t flex_int32_t;
49 typedef uint32_t flex_uint32_t;
50 #else
51 typedef signed char flex_int8_t;
52 typedef short int flex_int16_t;
53 typedef int flex_int32_t;
54 typedef unsigned char flex_uint8_t;
55 typedef unsigned short int flex_uint16_t;
56 typedef unsigned int flex_uint32_t;
57
58 /* Limits of integral types. */
59 #ifndef INT8_MIN
60 #define INT8_MIN (-128)
61 #endif
62 #ifndef INT16_MIN
63 #define INT16_MIN (-32767-1)
64 #endif
65 #ifndef INT32_MIN
66 #define INT32_MIN (-2147483647-1)
67 #endif
68 #ifndef INT8_MAX
69 #define INT8_MAX (127)
70 #endif
71 #ifndef INT16_MAX
72 #define INT16_MAX (32767)
73 #endif
74 #ifndef INT32_MAX
75 #define INT32_MAX (2147483647)
76 #endif
77 #ifndef UINT8_MAX
78 #define UINT8_MAX (255U)
79 #endif
80 #ifndef UINT16_MAX
81 #define UINT16_MAX (65535U)
82 #endif
83 #ifndef UINT32_MAX
84 #define UINT32_MAX (4294967295U)
85 #endif
86
87 #endif /* ! C99 */
88
89 #endif /* ! FLEXINT_H */
90
91 #ifdef __cplusplus
92
93 /* The "const" storage-class-modifier is valid. */
94 #define YY_USE_CONST
95
96 #else /* ! __cplusplus */
97
98 /* C99 requires __STDC__ to be defined as 1. */
99 #if defined (__STDC__)
100
101 #define YY_USE_CONST
102
103 #endif /* defined (__STDC__) */
104 #endif /* ! __cplusplus */
105
106 #ifdef YY_USE_CONST
107 #define yyconst const
108 #else
109 #define yyconst
110 #endif
111
112 /* Returned upon end-of-file. */
113 #define YY_NULL 0
114
115 /* Promotes a possibly negative, possibly signed char to an unsigned
116 * integer for use as an array index. If the signed char is negative,
117 * we want to instead treat it as an 8-bit unsigned char, hence the
118 * double cast.
119 */
120 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
121
122 /* Enter a start condition. This macro really ought to take a parameter,
123 * but we do it the disgusting crufty way forced on us by the ()-less
124 * definition of BEGIN.
125 */
126 #define BEGIN (yy_start) = 1 + 2 *
127
128 /* Translate the current start state into a value that can be later handed
129 * to BEGIN to return to the state. The YYSTATE alias is for lex
130 * compatibility.
131 */
132 #define YY_START (((yy_start) - 1) / 2)
133 #define YYSTATE YY_START
134
135 /* Action number for EOF rule of a given start state. */
136 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
137
138 /* Special action meaning "start processing a new file". */
139 #define YY_NEW_FILE yyrestart(yyin )
140
141 #define YY_END_OF_BUFFER_CHAR 0
142
143 /* Size of default input buffer. */
144 #ifndef YY_BUF_SIZE
145 #ifdef __ia64__
146 /* On IA-64, the buffer size is 16k, not 8k.
147 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
148 * Ditto for the __ia64__ case accordingly.
149 */
150 #define YY_BUF_SIZE 32768
151 #else
152 #define YY_BUF_SIZE 16384
153 #endif /* __ia64__ */
154 #endif
155
156 /* The state buf must be large enough to hold one state per character in the main buffer.
157 */
158 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
159
160 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
161 #define YY_TYPEDEF_YY_BUFFER_STATE
162 typedef struct yy_buffer_state *YY_BUFFER_STATE;
163 #endif
164
165 extern int yyleng;
166
167 extern FILE *yyin, *yyout;
168
169 #define EOB_ACT_CONTINUE_SCAN 0
170 #define EOB_ACT_END_OF_FILE 1
171 #define EOB_ACT_LAST_MATCH 2
172
173 #define YY_LESS_LINENO(n)
174
175 /* Return all but the first "n" matched characters back to the input stream. */
176 #define yyless(n) \
177 do \
178 { \
179 /* Undo effects of setting up yytext. */ \
180 int yyless_macro_arg = (n); \
181 YY_LESS_LINENO(yyless_macro_arg);\
182 *yy_cp = (yy_hold_char); \
183 YY_RESTORE_YY_MORE_OFFSET \
184 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
185 YY_DO_BEFORE_ACTION; /* set up yytext again */ \
186 } \
187 while ( 0 )
188
189 #define unput(c) yyunput( c, (yytext_ptr) )
190
191 #ifndef YY_TYPEDEF_YY_SIZE_T
192 #define YY_TYPEDEF_YY_SIZE_T
193 typedef size_t yy_size_t;
194 #endif
195
196 #ifndef YY_STRUCT_YY_BUFFER_STATE
197 #define YY_STRUCT_YY_BUFFER_STATE
198 struct yy_buffer_state
199 {
200 FILE *yy_input_file;
201
202 char *yy_ch_buf; /* input buffer */
203 char *yy_buf_pos; /* current position in input buffer */
204
205 /* Size of input buffer in bytes, not including room for EOB
206 * characters.
207 */
208 yy_size_t yy_buf_size;
209
210 /* Number of characters read into yy_ch_buf, not including EOB
211 * characters.
212 */
213 int yy_n_chars;
214
215 /* Whether we "own" the buffer - i.e., we know we created it,
216 * and can realloc() it to grow it, and should free() it to
217 * delete it.
218 */
219 int yy_is_our_buffer;
220
221 /* Whether this is an "interactive" input source; if so, and
222 * if we're using stdio for input, then we want to use getc()
223 * instead of fread(), to make sure we stop fetching input after
224 * each newline.
225 */
226 int yy_is_interactive;
227
228 /* Whether we're considered to be at the beginning of a line.
229 * If so, '^' rules will be active on the next match, otherwise
230 * not.
231 */
232 int yy_at_bol;
233
234 int yy_bs_lineno; /**< The line count. */
235 int yy_bs_column; /**< The column count. */
236
237 /* Whether to try to fill the input buffer when we reach the
238 * end of it.
239 */
240 int yy_fill_buffer;
241
242 int yy_buffer_status;
243
244 #define YY_BUFFER_NEW 0
245 #define YY_BUFFER_NORMAL 1
246 /* When an EOF's been seen but there's still some text to process
247 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
248 * shouldn't try reading from the input source any more. We might
249 * still have a bunch of tokens to match, though, because of
250 * possible backing-up.
251 *
252 * When we actually see the EOF, we change the status to "new"
253 * (via yyrestart()), so that the user can continue scanning by
254 * just pointing yyin at a new input file.
255 */
256 #define YY_BUFFER_EOF_PENDING 2
257
258 };
259 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
260
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. */
265
266 /* We provide macros for accessing buffer states in case in the
267 * future we want to put the buffer states in a more general
268 * "scanner state".
269 *
270 * Returns the top of the stack, or NULL.
271 */
272 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
273 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
274 : NULL)
275
276 /* Same as previous macro, but useful when we know that the buffer stack is not
277 * NULL or when we need an lvalue. For internal use only.
278 */
279 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
280
281 /* yy_hold_char holds the character lost when yytext is formed. */
282 static char yy_hold_char;
283 static int yy_n_chars; /* number of characters read into yy_ch_buf */
284 int yyleng;
285
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 */
290
291 /* Flag which is used to allow yywrap()'s to do buffer switches
292 * instead of setting up a fresh yyin. A bit of a hack ...
293 */
294 static int yy_did_buffer_switch_on_eof;
295
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 );
303
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 );
307
308 #define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER )
309
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 );
313
314 void *yyalloc (yy_size_t );
315 void *yyrealloc (void *,yy_size_t );
316 void yyfree (void * );
317
318 #define yy_new_buffer yy_create_buffer
319
320 #define yy_set_interactive(is_interactive) \
321 { \
322 if ( ! YY_CURRENT_BUFFER ){ \
323 yyensure_buffer_stack (); \
324 YY_CURRENT_BUFFER_LVALUE = \
325 yy_create_buffer(yyin,YY_BUF_SIZE ); \
326 } \
327 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
328 }
329
330 #define yy_set_bol(at_bol) \
331 { \
332 if ( ! YY_CURRENT_BUFFER ){\
333 yyensure_buffer_stack (); \
334 YY_CURRENT_BUFFER_LVALUE = \
335 yy_create_buffer(yyin,YY_BUF_SIZE ); \
336 } \
337 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
338 }
339
340 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
341
342 /* Begin user sect3 */
343
344 #define yywrap(n) 1
345 #define YY_SKIP_YYWRAP
346
347 typedef unsigned char YY_CHAR;
348
349 FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
350
351 typedef int yy_state_type;
352
353 extern int yylineno;
354
355 int yylineno = 1;
356
357 extern char *yytext;
358 #define yytext_ptr yytext
359
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[] );
364
365 /* Done after the current pattern has been matched and before the
366 * corresponding action - sets up yytext.
367 */
368 #define YY_DO_BEFORE_ACTION \
369 (yytext_ptr) = yy_bp; \
370 yyleng = (size_t) (yy_cp - yy_bp); \
371 (yy_hold_char) = *yy_cp; \
372 *yy_cp = '\0'; \
373 (yy_c_buf_p) = yy_cp;
374
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. */
379 struct yy_trans_info
380 {
381 flex_int32_t yy_verify;
382 flex_int32_t yy_nxt;
383 };
384 static yyconst flex_int16_t yy_accept[166] =
385 { 0,
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,
396
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,
403 0, 0, 0, 8, 0
404 } ;
405
406 static yyconst flex_int32_t yy_ec[256] =
407 { 0,
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,
418
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,
429
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,
435 1, 1, 1, 1, 1
436 } ;
437
438 static yyconst flex_int32_t yy_meta[48] =
439 { 0,
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,
444 8, 8, 8, 8, 3, 1, 4
445 } ;
446
447 static yyconst flex_int16_t yy_base[180] =
448 { 0,
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,
459
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
468 } ;
469
470 static yyconst flex_int16_t yy_def[180] =
471 { 0,
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,
482
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
491 } ;
492
493 static yyconst flex_int16_t yy_nxt[449] =
494 { 0,
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,
505
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,
516
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,
527
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,
538
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
544 } ;
545
546 static yyconst flex_int16_t yy_chk[449] =
547 { 0,
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,
558
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,
569
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,
580
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,
591
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
597 } ;
598
599 static yy_state_type yy_last_accepting_state;
600 static char *yy_last_accepting_cpos;
601
602 extern int yy_flex_debug;
603 int yy_flex_debug = 0;
604
605 /* The intent behind this definition is that it'll catch
606 * any uses of REJECT which flex missed.
607 */
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
612 char *yytext;
613 #line 1 "dtc-lexer.l"
614 /*
615 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
616 *
617 *
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.
622 *
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.
627 *
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
631 * USA
632 */
633 #define YY_NO_INPUT 1
634
635
636
637 #line 37 "dtc-lexer.l"
638 #include "dtc.h"
639 #include "srcpos.h"
640 #include "dtc-parser.tab.h"
641
642 YYLTYPE yylloc;
643 extern bool treesource_error;
644
645 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
646 #define YY_USER_ACTION \
647 { \
648 srcpos_update(&yylloc, yytext, yyleng); \
649 }
650
651 /*#define LEXDEBUG 1*/
652
653 #ifdef LEXDEBUG
654 #define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
655 #else
656 #define DPRINT(fmt, ...) do { } while (0)
657 #endif
658
659 static int dts_version = 1;
660
661 #define BEGIN_DEFAULT() DPRINT("<V1>\n"); \
662 BEGIN(V1); \
663
664 static void push_input_file(const char *filename);
665 static bool pop_input_file(void);
666 static void lexical_error(const char *fmt, ...);
667 #line 668 "dtc-lexer.lex.c"
668
669 #define INITIAL 0
670 #define BYTESTRING 1
671 #define PROPNODENAME 2
672 #define V1 3
673
674 #ifndef YY_NO_UNISTD_H
675 /* Special case for "unistd.h", since it is non-ANSI. We include it way
676 * down here because we want the user's section 1 to have been scanned first.
677 * The user has a chance to override it with an option.
678 */
679 #include <unistd.h>
680 #endif
681
682 #ifndef YY_EXTRA_TYPE
683 #define YY_EXTRA_TYPE void *
684 #endif
685
686 static int yy_init_globals (void );
687
688 /* Accessor methods to globals.
689 These are made visible to non-reentrant scanners for convenience. */
690
691 int yylex_destroy (void );
692
693 int yyget_debug (void );
694
695 void yyset_debug (int debug_flag );
696
697 YY_EXTRA_TYPE yyget_extra (void );
698
699 void yyset_extra (YY_EXTRA_TYPE user_defined );
700
701 FILE *yyget_in (void );
702
703 void yyset_in (FILE * in_str );
704
705 FILE *yyget_out (void );
706
707 void yyset_out (FILE * out_str );
708
709 int yyget_leng (void );
710
711 char *yyget_text (void );
712
713 int yyget_lineno (void );
714
715 void yyset_lineno (int line_number );
716
717 /* Macros after this point can all be overridden by user definitions in
718 * section 1.
719 */
720
721 #ifndef YY_SKIP_YYWRAP
722 #ifdef __cplusplus
723 extern "C" int yywrap (void );
724 #else
725 extern int yywrap (void );
726 #endif
727 #endif
728
729 #ifndef yytext_ptr
730 static void yy_flex_strncpy (char *,yyconst char *,int );
731 #endif
732
733 #ifdef YY_NEED_STRLEN
734 static int yy_flex_strlen (yyconst char * );
735 #endif
736
737 #ifndef YY_NO_INPUT
738
739 #ifdef __cplusplus
740 static int yyinput (void );
741 #else
742 static int input (void );
743 #endif
744
745 #endif
746
747 /* Amount of stuff to slurp up with each read. */
748 #ifndef YY_READ_BUF_SIZE
749 #ifdef __ia64__
750 /* On IA-64, the buffer size is 16k, not 8k */
751 #define YY_READ_BUF_SIZE 16384
752 #else
753 #define YY_READ_BUF_SIZE 8192
754 #endif /* __ia64__ */
755 #endif
756
757 /* Copy whatever the last rule matched to the standard output. */
758 #ifndef ECHO
759 /* This used to be an fputs(), but since the string might contain NUL's,
760 * we now use fwrite().
761 */
762 #define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
763 #endif
764
765 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
766 * is returned in "result".
767 */
768 #ifndef YY_INPUT
769 #define YY_INPUT(buf,result,max_size) \
770 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
771 { \
772 int c = '*'; \
773 size_t n; \
774 for ( n = 0; n < max_size && \
775 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
776 buf[n] = (char) c; \
777 if ( c == '\n' ) \
778 buf[n++] = (char) c; \
779 if ( c == EOF && ferror( yyin ) ) \
780 YY_FATAL_ERROR( "input in flex scanner failed" ); \
781 result = n; \
782 } \
783 else \
784 { \
785 errno=0; \
786 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
787 { \
788 if( errno != EINTR) \
789 { \
790 YY_FATAL_ERROR( "input in flex scanner failed" ); \
791 break; \
792 } \
793 errno=0; \
794 clearerr(yyin); \
795 } \
796 }\
797 \
798
799 #endif
800
801 /* No semi-colon after return; correct usage is to write "yyterminate();" -
802 * we don't want an extra ';' after the "return" because that will cause
803 * some compilers to complain about unreachable statements.
804 */
805 #ifndef yyterminate
806 #define yyterminate() return YY_NULL
807 #endif
808
809 /* Number of entries by which start-condition stack grows. */
810 #ifndef YY_START_STACK_INCR
811 #define YY_START_STACK_INCR 25
812 #endif
813
814 /* Report a fatal error. */
815 #ifndef YY_FATAL_ERROR
816 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
817 #endif
818
819 /* end tables serialization structures and prototypes */
820
821 /* Default declaration of generated scanner - a define so the user can
822 * easily add parameters.
823 */
824 #ifndef YY_DECL
825 #define YY_DECL_IS_OURS 1
826
827 extern int yylex (void);
828
829 #define YY_DECL int yylex (void)
830 #endif /* !YY_DECL */
831
832 /* Code executed at the beginning of each rule, after yytext and yyleng
833 * have been set up.
834 */
835 #ifndef YY_USER_ACTION
836 #define YY_USER_ACTION
837 #endif
838
839 /* Code executed at the end of each rule. */
840 #ifndef YY_BREAK
841 #define YY_BREAK break;
842 #endif
843
844 #define YY_RULE_SETUP \
845 if ( yyleng > 0 ) \
846 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
847 (yytext[yyleng - 1] == '\n'); \
848 YY_USER_ACTION
849
850 /** The main scanner function which does all the work.
851 */
852 YY_DECL
853 {
854 register yy_state_type yy_current_state;
855 register char *yy_cp, *yy_bp;
856 register int yy_act;
857
858 #line 68 "dtc-lexer.l"
859
860 #line 861 "dtc-lexer.lex.c"
861
862 if ( !(yy_init) )
863 {
864 (yy_init) = 1;
865
866 #ifdef YY_USER_INIT
867 YY_USER_INIT;
868 #endif
869
870 if ( ! (yy_start) )
871 (yy_start) = 1; /* first start state */
872
873 if ( ! yyin )
874 yyin = stdin;
875
876 if ( ! yyout )
877 yyout = stdout;
878
879 if ( ! YY_CURRENT_BUFFER ) {
880 yyensure_buffer_stack ();
881 YY_CURRENT_BUFFER_LVALUE =
882 yy_create_buffer(yyin,YY_BUF_SIZE );
883 }
884
885 yy_load_buffer_state( );
886 }
887
888 while ( 1 ) /* loops until end-of-file is reached */
889 {
890 yy_cp = (yy_c_buf_p);
891
892 /* Support of yytext. */
893 *yy_cp = (yy_hold_char);
894
895 /* yy_bp points to the position in yy_ch_buf of the start of
896 * the current run.
897 */
898 yy_bp = yy_cp;
899
900 yy_current_state = (yy_start);
901 yy_current_state += YY_AT_BOL();
902 yy_match:
903 do
904 {
905 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
906 if ( yy_accept[yy_current_state] )
907 {
908 (yy_last_accepting_state) = yy_current_state;
909 (yy_last_accepting_cpos) = yy_cp;
910 }
911 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
912 {
913 yy_current_state = (int) yy_def[yy_current_state];
914 if ( yy_current_state >= 166 )
915 yy_c = yy_meta[(unsigned int) yy_c];
916 }
917 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
918 ++yy_cp;
919 }
920 while ( yy_current_state != 165 );
921 yy_cp = (yy_last_accepting_cpos);
922 yy_current_state = (yy_last_accepting_state);
923
924 yy_find_action:
925 yy_act = yy_accept[yy_current_state];
926
927 YY_DO_BEFORE_ACTION;
928
929 do_action: /* This label is used only to access EOF actions. */
930
931 switch ( yy_act )
932 { /* beginning of action switch */
933 case 0: /* must back up */
934 /* undo the effects of YY_DO_BEFORE_ACTION */
935 *yy_cp = (yy_hold_char);
936 yy_cp = (yy_last_accepting_cpos);
937 yy_current_state = (yy_last_accepting_state);
938 goto yy_find_action;
939
940 case 1:
941 /* rule 1 can match eol */
942 YY_RULE_SETUP
943 #line 69 "dtc-lexer.l"
944 {
945 char *name = strchr(yytext, '\"') + 1;
946 yytext[yyleng-1] = '\0';
947 push_input_file(name);
948 }
949 YY_BREAK
950 case 2:
951 /* rule 2 can match eol */
952 YY_RULE_SETUP
953 #line 75 "dtc-lexer.l"
954 {
955 char *line, *tmp, *fn;
956 /* skip text before line # */
957 line = yytext;
958 while (!isdigit((unsigned char)*line))
959 line++;
960 /* skip digits in line # */
961 tmp = line;
962 while (!isspace((unsigned char)*tmp))
963 tmp++;
964 /* "NULL"-terminate line # */
965 *tmp = '\0';
966 /* start of filename */
967 fn = strchr(tmp + 1, '"') + 1;
968 /* strip trailing " from filename */
969 tmp = strchr(fn, '"');
970 *tmp = 0;
971 /* -1 since #line is the number of the next line */
972 srcpos_set_line(xstrdup(fn), atoi(line) - 1);
973 }
974 YY_BREAK
975 case YY_STATE_EOF(INITIAL):
976 case YY_STATE_EOF(BYTESTRING):
977 case YY_STATE_EOF(PROPNODENAME):
978 case YY_STATE_EOF(V1):
979 #line 96 "dtc-lexer.l"
980 {
981 if (!pop_input_file()) {
982 yyterminate();
983 }
984 }
985 YY_BREAK
986 case 3:
987 /* rule 3 can match eol */
988 YY_RULE_SETUP
989 #line 102 "dtc-lexer.l"
990 {
991 DPRINT("String: %s\n", yytext);
992 yylval.data = data_copy_escape_string(yytext+1,
993 yyleng-2);
994 return DT_STRING;
995 }
996 YY_BREAK
997 case 4:
998 YY_RULE_SETUP
999 #line 109 "dtc-lexer.l"
1000 {
1001 DPRINT("Keyword: /dts-v1/\n");
1002 dts_version = 1;
1003 BEGIN_DEFAULT();
1004 return DT_V1;
1005 }
1006 YY_BREAK
1007 case 5:
1008 YY_RULE_SETUP
1009 #line 116 "dtc-lexer.l"
1010 {
1011 DPRINT("Keyword: /plugin/\n");
1012 return DT_PLUGIN;
1013 }
1014 YY_BREAK
1015 case 6:
1016 YY_RULE_SETUP
1017 #line 121 "dtc-lexer.l"
1018 {
1019 DPRINT("Keyword: /memreserve/\n");
1020 BEGIN_DEFAULT();
1021 return DT_MEMRESERVE;
1022 }
1023 YY_BREAK
1024 case 7:
1025 YY_RULE_SETUP
1026 #line 127 "dtc-lexer.l"
1027 {
1028 DPRINT("Keyword: /bits/\n");
1029 BEGIN_DEFAULT();
1030 return DT_BITS;
1031 }
1032 YY_BREAK
1033 case 8:
1034 YY_RULE_SETUP
1035 #line 133 "dtc-lexer.l"
1036 {
1037 DPRINT("Keyword: /delete-property/\n");
1038 DPRINT("<PROPNODENAME>\n");
1039 BEGIN(PROPNODENAME);
1040 return DT_DEL_PROP;
1041 }
1042 YY_BREAK
1043 case 9:
1044 YY_RULE_SETUP
1045 #line 140 "dtc-lexer.l"
1046 {
1047 DPRINT("Keyword: /delete-node/\n");
1048 DPRINT("<PROPNODENAME>\n");
1049 BEGIN(PROPNODENAME);
1050 return DT_DEL_NODE;
1051 }
1052 YY_BREAK
1053 case 10:
1054 YY_RULE_SETUP
1055 #line 147 "dtc-lexer.l"
1056 {
1057 DPRINT("Label: %s\n", yytext);
1058 yylval.labelref = xstrdup(yytext);
1059 yylval.labelref[yyleng-1] = '\0';
1060 return DT_LABEL;
1061 }
1062 YY_BREAK
1063 case 11:
1064 YY_RULE_SETUP
1065 #line 154 "dtc-lexer.l"
1066 {
1067 char *e;
1068 DPRINT("Integer Literal: '%s'\n", yytext);
1069
1070 errno = 0;
1071 yylval.integer = strtoull(yytext, &e, 0);
1072
1073 assert(!(*e) || !e[strspn(e, "UL")]);
1074
1075 if (errno == ERANGE)
1076 lexical_error("Integer literal '%s' out of range",
1077 yytext);
1078 else
1079 /* ERANGE is the only strtoull error triggerable
1080 * by strings matching the pattern */
1081 assert(errno == 0);
1082 return DT_LITERAL;
1083 }
1084 YY_BREAK
1085 case 12:
1086 /* rule 12 can match eol */
1087 YY_RULE_SETUP
1088 #line 173 "dtc-lexer.l"
1089 {
1090 struct data d;
1091 DPRINT("Character literal: %s\n", yytext);
1092
1093 d = data_copy_escape_string(yytext+1, yyleng-2);
1094 if (d.len == 1) {
1095 lexical_error("Empty character literal");
1096 yylval.integer = 0;
1097 return DT_CHAR_LITERAL;
1098 }
1099
1100 yylval.integer = (unsigned char)d.val[0];
1101
1102 if (d.len > 2)
1103 lexical_error("Character literal has %d"
1104 " characters instead of 1",
1105 d.len - 1);
1106
1107 return DT_CHAR_LITERAL;
1108 }
1109 YY_BREAK
1110 case 13:
1111 YY_RULE_SETUP
1112 #line 194 "dtc-lexer.l"
1113 { /* label reference */
1114 DPRINT("Ref: %s\n", yytext+1);
1115 yylval.labelref = xstrdup(yytext+1);
1116 return DT_REF;
1117 }
1118 YY_BREAK
1119 case 14:
1120 YY_RULE_SETUP
1121 #line 200 "dtc-lexer.l"
1122 { /* new-style path reference */
1123 yytext[yyleng-1] = '\0';
1124 DPRINT("Ref: %s\n", yytext+2);
1125 yylval.labelref = xstrdup(yytext+2);
1126 return DT_REF;
1127 }
1128 YY_BREAK
1129 case 15:
1130 YY_RULE_SETUP
1131 #line 207 "dtc-lexer.l"
1132 {
1133 yylval.byte = strtol(yytext, NULL, 16);
1134 DPRINT("Byte: %02x\n", (int)yylval.byte);
1135 return DT_BYTE;
1136 }
1137 YY_BREAK
1138 case 16:
1139 YY_RULE_SETUP
1140 #line 213 "dtc-lexer.l"
1141 {
1142 DPRINT("/BYTESTRING\n");
1143 BEGIN_DEFAULT();
1144 return ']';
1145 }
1146 YY_BREAK
1147 case 17:
1148 YY_RULE_SETUP
1149 #line 219 "dtc-lexer.l"
1150 {
1151 DPRINT("PropNodeName: %s\n", yytext);
1152 yylval.propnodename = xstrdup((yytext[0] == '\\') ?
1153 yytext + 1 : yytext);
1154 BEGIN_DEFAULT();
1155 return DT_PROPNODENAME;
1156 }
1157 YY_BREAK
1158 case 18:
1159 YY_RULE_SETUP
1160 #line 227 "dtc-lexer.l"
1161 {
1162 DPRINT("Binary Include\n");
1163 return DT_INCBIN;
1164 }
1165 YY_BREAK
1166 case 19:
1167 /* rule 19 can match eol */
1168 YY_RULE_SETUP
1169 #line 232 "dtc-lexer.l"
1170 /* eat whitespace */
1171 YY_BREAK
1172 case 20:
1173 /* rule 20 can match eol */
1174 YY_RULE_SETUP
1175 #line 233 "dtc-lexer.l"
1176 /* eat C-style comments */
1177 YY_BREAK
1178 case 21:
1179 /* rule 21 can match eol */
1180 YY_RULE_SETUP
1181 #line 234 "dtc-lexer.l"
1182 /* eat C++-style comments */
1183 YY_BREAK
1184 case 22:
1185 YY_RULE_SETUP
1186 #line 236 "dtc-lexer.l"
1187 { return DT_LSHIFT; };
1188 YY_BREAK
1189 case 23:
1190 YY_RULE_SETUP
1191 #line 237 "dtc-lexer.l"
1192 { return DT_RSHIFT; };
1193 YY_BREAK
1194 case 24:
1195 YY_RULE_SETUP
1196 #line 238 "dtc-lexer.l"
1197 { return DT_LE; };
1198 YY_BREAK
1199 case 25:
1200 YY_RULE_SETUP
1201 #line 239 "dtc-lexer.l"
1202 { return DT_GE; };
1203 YY_BREAK
1204 case 26:
1205 YY_RULE_SETUP
1206 #line 240 "dtc-lexer.l"
1207 { return DT_EQ; };
1208 YY_BREAK
1209 case 27:
1210 YY_RULE_SETUP
1211 #line 241 "dtc-lexer.l"
1212 { return DT_NE; };
1213 YY_BREAK
1214 case 28:
1215 YY_RULE_SETUP
1216 #line 242 "dtc-lexer.l"
1217 { return DT_AND; };
1218 YY_BREAK
1219 case 29:
1220 YY_RULE_SETUP
1221 #line 243 "dtc-lexer.l"
1222 { return DT_OR; };
1223 YY_BREAK
1224 case 30:
1225 YY_RULE_SETUP
1226 #line 245 "dtc-lexer.l"
1227 {
1228 DPRINT("Char: %c (\\x%02x)\n", yytext[0],
1229 (unsigned)yytext[0]);
1230 if (yytext[0] == '[') {
1231 DPRINT("<BYTESTRING>\n");
1232 BEGIN(BYTESTRING);
1233 }
1234 if ((yytext[0] == '{')
1235 || (yytext[0] == ';')) {
1236 DPRINT("<PROPNODENAME>\n");
1237 BEGIN(PROPNODENAME);
1238 }
1239 return yytext[0];
1240 }
1241 YY_BREAK
1242 case 31:
1243 YY_RULE_SETUP
1244 #line 260 "dtc-lexer.l"
1245 ECHO;
1246 YY_BREAK
1247 #line 1248 "dtc-lexer.lex.c"
1248
1249 case YY_END_OF_BUFFER:
1250 {
1251 /* Amount of text matched not including the EOB char. */
1252 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1253
1254 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1255 *yy_cp = (yy_hold_char);
1256 YY_RESTORE_YY_MORE_OFFSET
1257
1258 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1259 {
1260 /* We're scanning a new file or input source. It's
1261 * possible that this happened because the user
1262 * just pointed yyin at a new source and called
1263 * yylex(). If so, then we have to assure
1264 * consistency between YY_CURRENT_BUFFER and our
1265 * globals. Here is the right place to do so, because
1266 * this is the first action (other than possibly a
1267 * back-up) that will match for the new input source.
1268 */
1269 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1270 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1271 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1272 }
1273
1274 /* Note that here we test for yy_c_buf_p "<=" to the position
1275 * of the first EOB in the buffer, since yy_c_buf_p will
1276 * already have been incremented past the NUL character
1277 * (since all states make transitions on EOB to the
1278 * end-of-buffer state). Contrast this with the test
1279 * in input().
1280 */
1281 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1282 { /* This was really a NUL. */
1283 yy_state_type yy_next_state;
1284
1285 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1286
1287 yy_current_state = yy_get_previous_state( );
1288
1289 /* Okay, we're now positioned to make the NUL
1290 * transition. We couldn't have
1291 * yy_get_previous_state() go ahead and do it
1292 * for us because it doesn't know how to deal
1293 * with the possibility of jamming (and we don't
1294 * want to build jamming into it because then it
1295 * will run more slowly).
1296 */
1297
1298 yy_next_state = yy_try_NUL_trans( yy_current_state );
1299
1300 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1301
1302 if ( yy_next_state )
1303 {
1304 /* Consume the NUL. */
1305 yy_cp = ++(yy_c_buf_p);
1306 yy_current_state = yy_next_state;
1307 goto yy_match;
1308 }
1309
1310 else
1311 {
1312 yy_cp = (yy_last_accepting_cpos);
1313 yy_current_state = (yy_last_accepting_state);
1314 goto yy_find_action;
1315 }
1316 }
1317
1318 else switch ( yy_get_next_buffer( ) )
1319 {
1320 case EOB_ACT_END_OF_FILE:
1321 {
1322 (yy_did_buffer_switch_on_eof) = 0;
1323
1324 if ( yywrap( ) )
1325 {
1326 /* Note: because we've taken care in
1327 * yy_get_next_buffer() to have set up
1328 * yytext, we can now set up
1329 * yy_c_buf_p so that if some total
1330 * hoser (like flex itself) wants to
1331 * call the scanner after we return the
1332 * YY_NULL, it'll still work - another
1333 * YY_NULL will get returned.
1334 */
1335 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1336
1337 yy_act = YY_STATE_EOF(YY_START);
1338 goto do_action;
1339 }
1340
1341 else
1342 {
1343 if ( ! (yy_did_buffer_switch_on_eof) )
1344 YY_NEW_FILE;
1345 }
1346 break;
1347 }
1348
1349 case EOB_ACT_CONTINUE_SCAN:
1350 (yy_c_buf_p) =
1351 (yytext_ptr) + yy_amount_of_matched_text;
1352
1353 yy_current_state = yy_get_previous_state( );
1354
1355 yy_cp = (yy_c_buf_p);
1356 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1357 goto yy_match;
1358
1359 case EOB_ACT_LAST_MATCH:
1360 (yy_c_buf_p) =
1361 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1362
1363 yy_current_state = yy_get_previous_state( );
1364
1365 yy_cp = (yy_c_buf_p);
1366 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1367 goto yy_find_action;
1368 }
1369 break;
1370 }
1371
1372 default:
1373 YY_FATAL_ERROR(
1374 "fatal flex scanner internal error--no action found" );
1375 } /* end of action switch */
1376 } /* end of scanning one token */
1377 } /* end of yylex */
1378
1379 /* yy_get_next_buffer - try to read in a new buffer
1380 *
1381 * Returns a code representing an action:
1382 * EOB_ACT_LAST_MATCH -
1383 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1384 * EOB_ACT_END_OF_FILE - end of file
1385 */
1386 static int yy_get_next_buffer (void)
1387 {
1388 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1389 register char *source = (yytext_ptr);
1390 register int number_to_move, i;
1391 int ret_val;
1392
1393 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1394 YY_FATAL_ERROR(
1395 "fatal flex scanner internal error--end of buffer missed" );
1396
1397 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1398 { /* Don't try to fill the buffer, so this is an EOF. */
1399 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1400 {
1401 /* We matched a single character, the EOB, so
1402 * treat this as a final EOF.
1403 */
1404 return EOB_ACT_END_OF_FILE;
1405 }
1406
1407 else
1408 {
1409 /* We matched some text prior to the EOB, first
1410 * process it.
1411 */
1412 return EOB_ACT_LAST_MATCH;
1413 }
1414 }
1415
1416 /* Try to read more data. */
1417
1418 /* First move last chars to start of buffer. */
1419 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1420
1421 for ( i = 0; i < number_to_move; ++i )
1422 *(dest++) = *(source++);
1423
1424 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1425 /* don't do the read, it's not guaranteed to return an EOF,
1426 * just force an EOF
1427 */
1428 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1429
1430 else
1431 {
1432 int num_to_read =
1433 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1434
1435 while ( num_to_read <= 0 )
1436 { /* Not enough room in the buffer - grow it. */
1437
1438 /* just a shorter name for the current buffer */
1439 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1440
1441 int yy_c_buf_p_offset =
1442 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1443
1444 if ( b->yy_is_our_buffer )
1445 {
1446 int new_size = b->yy_buf_size * 2;
1447
1448 if ( new_size <= 0 )
1449 b->yy_buf_size += b->yy_buf_size / 8;
1450 else
1451 b->yy_buf_size *= 2;
1452
1453 b->yy_ch_buf = (char *)
1454 /* Include room in for 2 EOB chars. */
1455 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1456 }
1457 else
1458 /* Can't grow it, we don't own it. */
1459 b->yy_ch_buf = 0;
1460
1461 if ( ! b->yy_ch_buf )
1462 YY_FATAL_ERROR(
1463 "fatal error - scanner input buffer overflow" );
1464
1465 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1466
1467 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1468 number_to_move - 1;
1469
1470 }
1471
1472 if ( num_to_read > YY_READ_BUF_SIZE )
1473 num_to_read = YY_READ_BUF_SIZE;
1474
1475 /* Read in more data. */
1476 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1477 (yy_n_chars), (size_t) num_to_read );
1478
1479 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1480 }
1481
1482 if ( (yy_n_chars) == 0 )
1483 {
1484 if ( number_to_move == YY_MORE_ADJ )
1485 {
1486 ret_val = EOB_ACT_END_OF_FILE;
1487 yyrestart(yyin );
1488 }
1489
1490 else
1491 {
1492 ret_val = EOB_ACT_LAST_MATCH;
1493 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1494 YY_BUFFER_EOF_PENDING;
1495 }
1496 }
1497
1498 else
1499 ret_val = EOB_ACT_CONTINUE_SCAN;
1500
1501 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1502 /* Extend the array by 50%, plus the number we really need. */
1503 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1504 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1505 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1506 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1507 }
1508
1509 (yy_n_chars) += number_to_move;
1510 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1511 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1512
1513 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1514
1515 return ret_val;
1516 }
1517
1518 /* yy_get_previous_state - get the state just before the EOB char was reached */
1519
1520 static yy_state_type yy_get_previous_state (void)
1521 {
1522 register yy_state_type yy_current_state;
1523 register char *yy_cp;
1524
1525 yy_current_state = (yy_start);
1526 yy_current_state += YY_AT_BOL();
1527
1528 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1529 {
1530 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1531 if ( yy_accept[yy_current_state] )
1532 {
1533 (yy_last_accepting_state) = yy_current_state;
1534 (yy_last_accepting_cpos) = yy_cp;
1535 }
1536 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1537 {
1538 yy_current_state = (int) yy_def[yy_current_state];
1539 if ( yy_current_state >= 166 )
1540 yy_c = yy_meta[(unsigned int) yy_c];
1541 }
1542 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1543 }
1544
1545 return yy_current_state;
1546 }
1547
1548 /* yy_try_NUL_trans - try to make a transition on the NUL character
1549 *
1550 * synopsis
1551 * next_state = yy_try_NUL_trans( current_state );
1552 */
1553 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1554 {
1555 register int yy_is_jam;
1556 register char *yy_cp = (yy_c_buf_p);
1557
1558 register YY_CHAR yy_c = 1;
1559 if ( yy_accept[yy_current_state] )
1560 {
1561 (yy_last_accepting_state) = yy_current_state;
1562 (yy_last_accepting_cpos) = yy_cp;
1563 }
1564 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1565 {
1566 yy_current_state = (int) yy_def[yy_current_state];
1567 if ( yy_current_state >= 166 )
1568 yy_c = yy_meta[(unsigned int) yy_c];
1569 }
1570 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
1571 yy_is_jam = (yy_current_state == 165);
1572
1573 return yy_is_jam ? 0 : yy_current_state;
1574 }
1575
1576 #ifndef YY_NO_INPUT
1577 #ifdef __cplusplus
1578 static int yyinput (void)
1579 #else
1580 static int input (void)
1581 #endif
1582
1583 {
1584 int c;
1585
1586 *(yy_c_buf_p) = (yy_hold_char);
1587
1588 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1589 {
1590 /* yy_c_buf_p now points to the character we want to return.
1591 * If this occurs *before* the EOB characters, then it's a
1592 * valid NUL; if not, then we've hit the end of the buffer.
1593 */
1594 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1595 /* This was really a NUL. */
1596 *(yy_c_buf_p) = '\0';
1597
1598 else
1599 { /* need more input */
1600 int offset = (yy_c_buf_p) - (yytext_ptr);
1601 ++(yy_c_buf_p);
1602
1603 switch ( yy_get_next_buffer( ) )
1604 {
1605 case EOB_ACT_LAST_MATCH:
1606 /* This happens because yy_g_n_b()
1607 * sees that we've accumulated a
1608 * token and flags that we need to
1609 * try matching the token before
1610 * proceeding. But for input(),
1611 * there's no matching to consider.
1612 * So convert the EOB_ACT_LAST_MATCH
1613 * to EOB_ACT_END_OF_FILE.
1614 */
1615
1616 /* Reset buffer status. */
1617 yyrestart(yyin );
1618
1619 /*FALLTHROUGH*/
1620
1621 case EOB_ACT_END_OF_FILE:
1622 {
1623 if ( yywrap( ) )
1624 return EOF;
1625
1626 if ( ! (yy_did_buffer_switch_on_eof) )
1627 YY_NEW_FILE;
1628 #ifdef __cplusplus
1629 return yyinput();
1630 #else
1631 return input();
1632 #endif
1633 }
1634
1635 case EOB_ACT_CONTINUE_SCAN:
1636 (yy_c_buf_p) = (yytext_ptr) + offset;
1637 break;
1638 }
1639 }
1640 }
1641
1642 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1643 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1644 (yy_hold_char) = *++(yy_c_buf_p);
1645
1646 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1647
1648 return c;
1649 }
1650 #endif /* ifndef YY_NO_INPUT */
1651
1652 /** Immediately switch to a different input stream.
1653 * @param input_file A readable stream.
1654 *
1655 * @note This function does not reset the start condition to @c INITIAL .
1656 */
1657 void yyrestart (FILE * input_file )
1658 {
1659
1660 if ( ! YY_CURRENT_BUFFER ){
1661 yyensure_buffer_stack ();
1662 YY_CURRENT_BUFFER_LVALUE =
1663 yy_create_buffer(yyin,YY_BUF_SIZE );
1664 }
1665
1666 yy_init_buffer(YY_CURRENT_BUFFER,input_file );
1667 yy_load_buffer_state( );
1668 }
1669
1670 /** Switch to a different input buffer.
1671 * @param new_buffer The new input buffer.
1672 *
1673 */
1674 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1675 {
1676
1677 /* TODO. We should be able to replace this entire function body
1678 * with
1679 * yypop_buffer_state();
1680 * yypush_buffer_state(new_buffer);
1681 */
1682 yyensure_buffer_stack ();
1683 if ( YY_CURRENT_BUFFER == new_buffer )
1684 return;
1685
1686 if ( YY_CURRENT_BUFFER )
1687 {
1688 /* Flush out information for old buffer. */
1689 *(yy_c_buf_p) = (yy_hold_char);
1690 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1691 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1692 }
1693
1694 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1695 yy_load_buffer_state( );
1696
1697 /* We don't actually know whether we did this switch during
1698 * EOF (yywrap()) processing, but the only time this flag
1699 * is looked at is after yywrap() is called, so it's safe
1700 * to go ahead and always set it.
1701 */
1702 (yy_did_buffer_switch_on_eof) = 1;
1703 }
1704
1705 static void yy_load_buffer_state (void)
1706 {
1707 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1708 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1709 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1710 (yy_hold_char) = *(yy_c_buf_p);
1711 }
1712
1713 /** Allocate and initialize an input buffer state.
1714 * @param file A readable stream.
1715 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1716 *
1717 * @return the allocated buffer state.
1718 */
1719 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1720 {
1721 YY_BUFFER_STATE b;
1722
1723 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1724 if ( ! b )
1725 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1726
1727 b->yy_buf_size = size;
1728
1729 /* yy_ch_buf has to be 2 characters longer than the size given because
1730 * we need to put in 2 end-of-buffer characters.
1731 */
1732 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1733 if ( ! b->yy_ch_buf )
1734 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1735
1736 b->yy_is_our_buffer = 1;
1737
1738 yy_init_buffer(b,file );
1739
1740 return b;
1741 }
1742
1743 /** Destroy the buffer.
1744 * @param b a buffer created with yy_create_buffer()
1745 *
1746 */
1747 void yy_delete_buffer (YY_BUFFER_STATE b )
1748 {
1749
1750 if ( ! b )
1751 return;
1752
1753 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1754 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1755
1756 if ( b->yy_is_our_buffer )
1757 yyfree((void *) b->yy_ch_buf );
1758
1759 yyfree((void *) b );
1760 }
1761
1762 /* Initializes or reinitializes a buffer.
1763 * This function is sometimes called more than once on the same buffer,
1764 * such as during a yyrestart() or at EOF.
1765 */
1766 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1767
1768 {
1769 int oerrno = errno;
1770
1771 yy_flush_buffer(b );
1772
1773 b->yy_input_file = file;
1774 b->yy_fill_buffer = 1;
1775
1776 /* If b is the current buffer, then yy_init_buffer was _probably_
1777 * called from yyrestart() or through yy_get_next_buffer.
1778 * In that case, we don't want to reset the lineno or column.
1779 */
1780 if (b != YY_CURRENT_BUFFER){
1781 b->yy_bs_lineno = 1;
1782 b->yy_bs_column = 0;
1783 }
1784
1785 b->yy_is_interactive = 0;
1786
1787 errno = oerrno;
1788 }
1789
1790 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1791 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1792 *
1793 */
1794 void yy_flush_buffer (YY_BUFFER_STATE b )
1795 {
1796 if ( ! b )
1797 return;
1798
1799 b->yy_n_chars = 0;
1800
1801 /* We always need two end-of-buffer characters. The first causes
1802 * a transition to the end-of-buffer state. The second causes
1803 * a jam in that state.
1804 */
1805 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1806 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1807
1808 b->yy_buf_pos = &b->yy_ch_buf[0];
1809
1810 b->yy_at_bol = 1;
1811 b->yy_buffer_status = YY_BUFFER_NEW;
1812
1813 if ( b == YY_CURRENT_BUFFER )
1814 yy_load_buffer_state( );
1815 }
1816
1817 /** Pushes the new state onto the stack. The new state becomes
1818 * the current state. This function will allocate the stack
1819 * if necessary.
1820 * @param new_buffer The new state.
1821 *
1822 */
1823 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1824 {
1825 if (new_buffer == NULL)
1826 return;
1827
1828 yyensure_buffer_stack();
1829
1830 /* This block is copied from yy_switch_to_buffer. */
1831 if ( YY_CURRENT_BUFFER )
1832 {
1833 /* Flush out information for old buffer. */
1834 *(yy_c_buf_p) = (yy_hold_char);
1835 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1836 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1837 }
1838
1839 /* Only push if top exists. Otherwise, replace top. */
1840 if (YY_CURRENT_BUFFER)
1841 (yy_buffer_stack_top)++;
1842 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1843
1844 /* copied from yy_switch_to_buffer. */
1845 yy_load_buffer_state( );
1846 (yy_did_buffer_switch_on_eof) = 1;
1847 }
1848
1849 /** Removes and deletes the top of the stack, if present.
1850 * The next element becomes the new top.
1851 *
1852 */
1853 void yypop_buffer_state (void)
1854 {
1855 if (!YY_CURRENT_BUFFER)
1856 return;
1857
1858 yy_delete_buffer(YY_CURRENT_BUFFER );
1859 YY_CURRENT_BUFFER_LVALUE = NULL;
1860 if ((yy_buffer_stack_top) > 0)
1861 --(yy_buffer_stack_top);
1862
1863 if (YY_CURRENT_BUFFER) {
1864 yy_load_buffer_state( );
1865 (yy_did_buffer_switch_on_eof) = 1;
1866 }
1867 }
1868
1869 /* Allocates the stack if it does not exist.
1870 * Guarantees space for at least one push.
1871 */
1872 static void yyensure_buffer_stack (void)
1873 {
1874 int num_to_alloc;
1875
1876 if (!(yy_buffer_stack)) {
1877
1878 /* First allocation is just for 2 elements, since we don't know if this
1879 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1880 * immediate realloc on the next call.
1881 */
1882 num_to_alloc = 1;
1883 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1884 (num_to_alloc * sizeof(struct yy_buffer_state*)
1885 );
1886 if ( ! (yy_buffer_stack) )
1887 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1888
1889 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1890
1891 (yy_buffer_stack_max) = num_to_alloc;
1892 (yy_buffer_stack_top) = 0;
1893 return;
1894 }
1895
1896 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1897
1898 /* Increase the buffer to prepare for a possible push. */
1899 int grow_size = 8 /* arbitrary grow size */;
1900
1901 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1902 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1903 ((yy_buffer_stack),
1904 num_to_alloc * sizeof(struct yy_buffer_state*)
1905 );
1906 if ( ! (yy_buffer_stack) )
1907 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1908
1909 /* zero only the new slots.*/
1910 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1911 (yy_buffer_stack_max) = num_to_alloc;
1912 }
1913 }
1914
1915 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1916 * @param base the character buffer
1917 * @param size the size in bytes of the character buffer
1918 *
1919 * @return the newly allocated buffer state object.
1920 */
1921 YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1922 {
1923 YY_BUFFER_STATE b;
1924
1925 if ( size < 2 ||
1926 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1927 base[size-1] != YY_END_OF_BUFFER_CHAR )
1928 /* They forgot to leave room for the EOB's. */
1929 return 0;
1930
1931 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1932 if ( ! b )
1933 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1934
1935 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1936 b->yy_buf_pos = b->yy_ch_buf = base;
1937 b->yy_is_our_buffer = 0;
1938 b->yy_input_file = 0;
1939 b->yy_n_chars = b->yy_buf_size;
1940 b->yy_is_interactive = 0;
1941 b->yy_at_bol = 1;
1942 b->yy_fill_buffer = 0;
1943 b->yy_buffer_status = YY_BUFFER_NEW;
1944
1945 yy_switch_to_buffer(b );
1946
1947 return b;
1948 }
1949
1950 /** Setup the input buffer state to scan a string. The next call to yylex() will
1951 * scan from a @e copy of @a str.
1952 * @param yystr a NUL-terminated string to scan
1953 *
1954 * @return the newly allocated buffer state object.
1955 * @note If you want to scan bytes that may contain NUL values, then use
1956 * yy_scan_bytes() instead.
1957 */
1958 YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
1959 {
1960
1961 return yy_scan_bytes(yystr,strlen(yystr) );
1962 }
1963
1964 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1965 * scan from a @e copy of @a bytes.
1966 * @param yybytes the byte buffer to scan
1967 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1968 *
1969 * @return the newly allocated buffer state object.
1970 */
1971 YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len )
1972 {
1973 YY_BUFFER_STATE b;
1974 char *buf;
1975 yy_size_t n;
1976 int i;
1977
1978 /* Get memory for full buffer, including space for trailing EOB's. */
1979 n = _yybytes_len + 2;
1980 buf = (char *) yyalloc(n );
1981 if ( ! buf )
1982 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1983
1984 for ( i = 0; i < _yybytes_len; ++i )
1985 buf[i] = yybytes[i];
1986
1987 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
1988
1989 b = yy_scan_buffer(buf,n );
1990 if ( ! b )
1991 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
1992
1993 /* It's okay to grow etc. this buffer, and we should throw it
1994 * away when we're done.
1995 */
1996 b->yy_is_our_buffer = 1;
1997
1998 return b;
1999 }
2000
2001 #ifndef YY_EXIT_FAILURE
2002 #define YY_EXIT_FAILURE 2
2003 #endif
2004
2005 static void yy_fatal_error (yyconst char* msg )
2006 {
2007 (void) fprintf( stderr, "%s\n", msg );
2008 exit( YY_EXIT_FAILURE );
2009 }
2010
2011 /* Redefine yyless() so it works in section 3 code. */
2012
2013 #undef yyless
2014 #define yyless(n) \
2015 do \
2016 { \
2017 /* Undo effects of setting up yytext. */ \
2018 int yyless_macro_arg = (n); \
2019 YY_LESS_LINENO(yyless_macro_arg);\
2020 yytext[yyleng] = (yy_hold_char); \
2021 (yy_c_buf_p) = yytext + yyless_macro_arg; \
2022 (yy_hold_char) = *(yy_c_buf_p); \
2023 *(yy_c_buf_p) = '\0'; \
2024 yyleng = yyless_macro_arg; \
2025 } \
2026 while ( 0 )
2027
2028 /* Accessor methods (get/set functions) to struct members. */
2029
2030 /** Get the current line number.
2031 *
2032 */
2033 int yyget_lineno (void)
2034 {
2035
2036 return yylineno;
2037 }
2038
2039 /** Get the input stream.
2040 *
2041 */
2042 FILE *yyget_in (void)
2043 {
2044 return yyin;
2045 }
2046
2047 /** Get the output stream.
2048 *
2049 */
2050 FILE *yyget_out (void)
2051 {
2052 return yyout;
2053 }
2054
2055 /** Get the length of the current token.
2056 *
2057 */
2058 int yyget_leng (void)
2059 {
2060 return yyleng;
2061 }
2062
2063 /** Get the current token.
2064 *
2065 */
2066
2067 char *yyget_text (void)
2068 {
2069 return yytext;
2070 }
2071
2072 /** Set the current line number.
2073 * @param line_number
2074 *
2075 */
2076 void yyset_lineno (int line_number )
2077 {
2078
2079 yylineno = line_number;
2080 }
2081
2082 /** Set the input stream. This does not discard the current
2083 * input buffer.
2084 * @param in_str A readable stream.
2085 *
2086 * @see yy_switch_to_buffer
2087 */
2088 void yyset_in (FILE * in_str )
2089 {
2090 yyin = in_str ;
2091 }
2092
2093 void yyset_out (FILE * out_str )
2094 {
2095 yyout = out_str ;
2096 }
2097
2098 int yyget_debug (void)
2099 {
2100 return yy_flex_debug;
2101 }
2102
2103 void yyset_debug (int bdebug )
2104 {
2105 yy_flex_debug = bdebug ;
2106 }
2107
2108 static int yy_init_globals (void)
2109 {
2110 /* Initialization is the same as for the non-reentrant scanner.
2111 * This function is called from yylex_destroy(), so don't allocate here.
2112 */
2113
2114 (yy_buffer_stack) = 0;
2115 (yy_buffer_stack_top) = 0;
2116 (yy_buffer_stack_max) = 0;
2117 (yy_c_buf_p) = (char *) 0;
2118 (yy_init) = 0;
2119 (yy_start) = 0;
2120
2121 /* Defined in main.c */
2122 #ifdef YY_STDINIT
2123 yyin = stdin;
2124 yyout = stdout;
2125 #else
2126 yyin = (FILE *) 0;
2127 yyout = (FILE *) 0;
2128 #endif
2129
2130 /* For future reference: Set errno on error, since we are called by
2131 * yylex_init()
2132 */
2133 return 0;
2134 }
2135
2136 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
2137 int yylex_destroy (void)
2138 {
2139
2140 /* Pop the buffer stack, destroying each element. */
2141 while(YY_CURRENT_BUFFER){
2142 yy_delete_buffer(YY_CURRENT_BUFFER );
2143 YY_CURRENT_BUFFER_LVALUE = NULL;
2144 yypop_buffer_state();
2145 }
2146
2147 /* Destroy the stack itself. */
2148 yyfree((yy_buffer_stack) );
2149 (yy_buffer_stack) = NULL;
2150
2151 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2152 * yylex() is called, initialization will occur. */
2153 yy_init_globals( );
2154
2155 return 0;
2156 }
2157
2158 /*
2159 * Internal utility routines.
2160 */
2161
2162 #ifndef yytext_ptr
2163 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2164 {
2165 register int i;
2166 for ( i = 0; i < n; ++i )
2167 s1[i] = s2[i];
2168 }
2169 #endif
2170
2171 #ifdef YY_NEED_STRLEN
2172 static int yy_flex_strlen (yyconst char * s )
2173 {
2174 register int n;
2175 for ( n = 0; s[n]; ++n )
2176 ;
2177
2178 return n;
2179 }
2180 #endif
2181
2182 void *yyalloc (yy_size_t size )
2183 {
2184 return (void *) malloc( size );
2185 }
2186
2187 void *yyrealloc (void * ptr, yy_size_t size )
2188 {
2189 /* The cast to (char *) in the following accommodates both
2190 * implementations that use char* generic pointers, and those
2191 * that use void* generic pointers. It works with the latter
2192 * because both ANSI C and C++ allow castless assignment from
2193 * any pointer type to void*, and deal with argument conversions
2194 * as though doing an assignment.
2195 */
2196 return (void *) realloc( (char *) ptr, size );
2197 }
2198
2199 void yyfree (void * ptr )
2200 {
2201 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
2202 }
2203
2204 #define YYTABLES_NAME "yytables"
2205
2206 #line 260 "dtc-lexer.l"
2207
2208
2209
2210 static void push_input_file(const char *filename)
2211 {
2212 assert(filename);
2213
2214 srcfile_push(filename);
2215
2216 yyin = current_srcfile->f;
2217
2218 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE));
2219 }
2220
2221
2222 static bool pop_input_file(void)
2223 {
2224 if (srcfile_pop() == 0)
2225 return false;
2226
2227 yypop_buffer_state();
2228 yyin = current_srcfile->f;
2229
2230 return true;
2231 }
2232
2233 static void lexical_error(const char *fmt, ...)
2234 {
2235 va_list ap;
2236
2237 va_start(ap, fmt);
2238 srcpos_verror(&yylloc, "Lexical error", fmt, ap);
2239 va_end(ap);
2240
2241 treesource_error = true;
2242 }
2243