| blob | 011bb9632ff28f4e442b80c643db8e75fff11a02 |
1 #line 2 "dtc-lexer.lex.c"
3 #line 4 "dtc-lexer.lex.c"
5 #define YY_INT_ALIGNED short int
7 /* A lexical scanner generated by flex */
9 #define FLEX_SCANNER
10 #define YY_FLEX_MAJOR_VERSION 2
11 #define YY_FLEX_MINOR_VERSION 6
12 #define YY_FLEX_SUBMINOR_VERSION 1
13 #if YY_FLEX_SUBMINOR_VERSION > 0
14 #define FLEX_BETA
15 #endif
17 /* First, we deal with platform-specific or compiler-specific issues. */
19 /* begin standard C headers. */
20 #include <stdio.h>
21 #include <string.h>
22 #include <errno.h>
23 #include <stdlib.h>
25 /* end standard C headers. */
27 /* flex integer type definitions */
29 #ifndef FLEXINT_H
30 #define FLEXINT_H
32 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
34 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
36 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
37 * if you want the limit (max/min) macros for int types.
38 */
39 #ifndef __STDC_LIMIT_MACROS
40 #define __STDC_LIMIT_MACROS 1
41 #endif
43 #include <inttypes.h>
44 typedef int8_t flex_int8_t;
45 typedef uint8_t flex_uint8_t;
46 typedef int16_t flex_int16_t;
47 typedef uint16_t flex_uint16_t;
48 typedef int32_t flex_int32_t;
49 typedef uint32_t flex_uint32_t;
50 #else
51 typedef signed char flex_int8_t;
52 typedef short int flex_int16_t;
53 typedef int flex_int32_t;
54 typedef unsigned char flex_uint8_t;
55 typedef unsigned short int flex_uint16_t;
56 typedef unsigned int flex_uint32_t;
58 /* Limits of integral types. */
59 #ifndef INT8_MIN
60 #define INT8_MIN (-128)
61 #endif
62 #ifndef INT16_MIN
63 #define INT16_MIN (-32767-1)
64 #endif
65 #ifndef INT32_MIN
66 #define INT32_MIN (-2147483647-1)
67 #endif
68 #ifndef INT8_MAX
69 #define INT8_MAX (127)
70 #endif
71 #ifndef INT16_MAX
72 #define INT16_MAX (32767)
73 #endif
74 #ifndef INT32_MAX
75 #define INT32_MAX (2147483647)
76 #endif
77 #ifndef UINT8_MAX
78 #define UINT8_MAX (255U)
79 #endif
80 #ifndef UINT16_MAX
81 #define UINT16_MAX (65535U)
82 #endif
83 #ifndef UINT32_MAX
84 #define UINT32_MAX (4294967295U)
85 #endif
87 #endif /* ! C99 */
89 #endif /* ! FLEXINT_H */
91 /* TODO: this is always defined, so inline it */
92 #define yyconst const
94 #if defined(__GNUC__) && __GNUC__ >= 3
95 #define yynoreturn __attribute__((__noreturn__))
96 #else
97 #define yynoreturn
98 #endif
100 /* Returned upon end-of-file. */
101 #define YY_NULL 0
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
106 * double cast.
107 */
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.
113 */
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
118 * compatibility.
119 */
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. */
132 #ifndef YY_BUF_SIZE
133 #ifdef __ia64__
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.
137 */
138 #define YY_BUF_SIZE 32768
139 #else
140 #define YY_BUF_SIZE 16384
141 #endif /* __ia64__ */
142 #endif
144 /* The state buf must be large enough to hold one state per character in the main buffer.
145 */
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;
151 #endif
153 #ifndef YY_TYPEDEF_YY_SIZE_T
154 #define YY_TYPEDEF_YY_SIZE_T
155 typedef size_t yy_size_t;
156 #endif
158 extern int yyleng;
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. */
170 #define yyless(n) \
171 do \
172 { \
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 */ \
180 } \
181 while ( 0 )
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
188 {
189 FILE *yy_input_file;
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
195 * characters.
196 */
197 int yy_buf_size;
199 /* Number of characters read into yy_ch_buf, not including EOB
200 * characters.
201 */
202 int yy_n_chars;
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
206 * delete it.
207 */
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
213 * each newline.
214 */
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
219 * not.
220 */
221 int yy_at_bol;
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
227 * end of it.
228 */
229 int yy_fill_buffer;
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.
240 *
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.
244 */
245 #define YY_BUFFER_EOF_PENDING 2
247 };
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
257 * "scanner state".
258 *
259 * Returns the top of the stack, or NULL.
260 */
261 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
262 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
263 : NULL)
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.
267 */
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 */
273 int yyleng;
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 ...
282 */
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) \
310 { \
311 if ( ! YY_CURRENT_BUFFER ){ \
312 yyensure_buffer_stack (); \
313 YY_CURRENT_BUFFER_LVALUE = \
314 yy_create_buffer(yyin,YY_BUF_SIZE ); \
315 } \
316 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
317 }
319 #define yy_set_bol(at_bol) \
320 { \
321 if ( ! YY_CURRENT_BUFFER ){\
322 yyensure_buffer_stack (); \
323 YY_CURRENT_BUFFER_LVALUE = \
324 yy_create_buffer(yyin,YY_BUF_SIZE ); \
325 } \
326 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
327 }
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;
342 extern int yylineno;
344 int yylineno = 1;
346 extern char *yytext;
347 #ifdef yytext_ptr
348 #undef yytext_ptr
349 #endif
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.
359 */
360 #define YY_DO_BEFORE_ACTION \
361 (yytext_ptr) = yy_bp; \
362 yyleng = (int) (yy_cp - yy_bp); \
363 (yy_hold_char) = *yy_cp; \
364 *yy_cp = '\0'; \
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. */
371 struct yy_trans_info
372 {
373 flex_int32_t yy_verify;
374 flex_int32_t yy_nxt;
375 };
376 static yyconst flex_int16_t yy_accept[166] =
377 { 0,
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,
395 0, 0, 0, 8, 0
396 } ;
398 static yyconst YY_CHAR yy_ec[256] =
399 { 0,
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,
427 1, 1, 1, 1, 1
428 } ;
430 static yyconst YY_CHAR yy_meta[48] =
431 { 0,
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,
436 8, 8, 8, 8, 3, 1, 4
437 } ;
439 static yyconst flex_uint16_t yy_base[180] =
440 { 0,
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
460 } ;
462 static yyconst flex_int16_t yy_def[180] =
463 { 0,
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
483 } ;
485 static yyconst flex_uint16_t yy_nxt[449] =
486 { 0,
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
536 } ;
538 static yyconst flex_int16_t yy_chk[449] =
539 { 0,
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
589 } ;
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.
599 */
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
604 char *yytext;
605 #line 1 "dtc-lexer.l"
606 /*
607 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
608 *
609 *
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.
614 *
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.
619 *
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
623 * USA
624 */
625 #define YY_NO_INPUT 1
629 #line 37 "dtc-lexer.l"
630 #include "dtc.h"
631 #include "srcpos.h"
632 #include "dtc-parser.tab.h"
634 YYLTYPE yylloc;
635 extern bool treesource_error;
637 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
638 #define YY_USER_ACTION \
639 { \
640 srcpos_update(&yylloc, yytext, yyleng); \
641 }
643 /*#define LEXDEBUG 1*/
645 #ifdef LEXDEBUG
646 #define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
647 #else
648 #define DPRINT(fmt, ...) do { } while (0)
649 #endif
651 static int dts_version = 1;
653 #define BEGIN_DEFAULT() DPRINT("<V1>\n"); \
654 BEGIN(V1); \
656 static void push_input_file(const char *filename);
657 static bool pop_input_file(void);
658 static void PRINTF(1, 2) lexical_error(const char *fmt, ...);
660 #line 661 "dtc-lexer.lex.c"
662 #define INITIAL 0
663 #define BYTESTRING 1
664 #define PROPNODENAME 2
665 #define V1 3
667 #ifndef YY_NO_UNISTD_H
668 /* Special case for "unistd.h", since it is non-ANSI. We include it way
669 * down here because we want the user's section 1 to have been scanned first.
670 * The user has a chance to override it with an option.
671 */
672 #include <unistd.h>
673 #endif
675 #ifndef YY_EXTRA_TYPE
676 #define YY_EXTRA_TYPE void *
677 #endif
679 static int yy_init_globals (void );
681 /* Accessor methods to globals.
682 These are made visible to non-reentrant scanners for convenience. */
684 int yylex_destroy (void );
686 int yyget_debug (void );
688 void yyset_debug (int debug_flag );
690 YY_EXTRA_TYPE yyget_extra (void );
692 void yyset_extra (YY_EXTRA_TYPE user_defined );
694 FILE *yyget_in (void );
696 void yyset_in (FILE * _in_str );
698 FILE *yyget_out (void );
700 void yyset_out (FILE * _out_str );
702 int yyget_leng (void );
704 char *yyget_text (void );
706 int yyget_lineno (void );
708 void yyset_lineno (int _line_number );
710 /* Macros after this point can all be overridden by user definitions in
711 * section 1.
712 */
714 #ifndef YY_SKIP_YYWRAP
715 #ifdef __cplusplus
716 extern "C" int yywrap (void );
717 #else
718 extern int yywrap (void );
719 #endif
720 #endif
722 #ifndef YY_NO_UNPUT
724 #endif
726 #ifndef yytext_ptr
727 static void yy_flex_strncpy (char *,yyconst char *,int );
728 #endif
730 #ifdef YY_NEED_STRLEN
731 static int yy_flex_strlen (yyconst char * );
732 #endif
734 #ifndef YY_NO_INPUT
736 #ifdef __cplusplus
737 static int yyinput (void );
738 #else
739 static int input (void );
740 #endif
742 #endif
744 /* Amount of stuff to slurp up with each read. */
745 #ifndef YY_READ_BUF_SIZE
746 #ifdef __ia64__
747 /* On IA-64, the buffer size is 16k, not 8k */
748 #define YY_READ_BUF_SIZE 16384
749 #else
750 #define YY_READ_BUF_SIZE 8192
751 #endif /* __ia64__ */
752 #endif
754 /* Copy whatever the last rule matched to the standard output. */
755 #ifndef ECHO
756 /* This used to be an fputs(), but since the string might contain NUL's,
757 * we now use fwrite().
758 */
759 #define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
760 #endif
762 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
763 * is returned in "result".
764 */
765 #ifndef YY_INPUT
766 #define YY_INPUT(buf,result,max_size) \
767 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
768 { \
769 int c = '*'; \
770 size_t n; \
771 for ( n = 0; n < max_size && \
772 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
773 buf[n] = (char) c; \
774 if ( c == '\n' ) \
775 buf[n++] = (char) c; \
776 if ( c == EOF && ferror( yyin ) ) \
777 YY_FATAL_ERROR( "input in flex scanner failed" ); \
778 result = n; \
779 } \
780 else \
781 { \
782 errno=0; \
783 while ( (result = (int) fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
784 { \
785 if( errno != EINTR) \
786 { \
787 YY_FATAL_ERROR( "input in flex scanner failed" ); \
788 break; \
789 } \
790 errno=0; \
791 clearerr(yyin); \
792 } \
793 }\
794 \
796 #endif
798 /* No semi-colon after return; correct usage is to write "yyterminate();" -
799 * we don't want an extra ';' after the "return" because that will cause
800 * some compilers to complain about unreachable statements.
801 */
802 #ifndef yyterminate
803 #define yyterminate() return YY_NULL
804 #endif
806 /* Number of entries by which start-condition stack grows. */
807 #ifndef YY_START_STACK_INCR
808 #define YY_START_STACK_INCR 25
809 #endif
811 /* Report a fatal error. */
812 #ifndef YY_FATAL_ERROR
813 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
814 #endif
816 /* end tables serialization structures and prototypes */
818 /* Default declaration of generated scanner - a define so the user can
819 * easily add parameters.
820 */
821 #ifndef YY_DECL
822 #define YY_DECL_IS_OURS 1
824 extern int yylex (void);
826 #define YY_DECL int yylex (void)
827 #endif /* !YY_DECL */
829 /* Code executed at the beginning of each rule, after yytext and yyleng
830 * have been set up.
831 */
832 #ifndef YY_USER_ACTION
833 #define YY_USER_ACTION
834 #endif
836 /* Code executed at the end of each rule. */
837 #ifndef YY_BREAK
838 #define YY_BREAK /*LINTED*/break;
839 #endif
841 #define YY_RULE_SETUP \
842 if ( yyleng > 0 ) \
843 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
844 (yytext[yyleng - 1] == '\n'); \
845 YY_USER_ACTION
847 /** The main scanner function which does all the work.
848 */
849 YY_DECL
850 {
851 yy_state_type yy_current_state;
852 char *yy_cp, *yy_bp;
853 int yy_act;
855 if ( !(yy_init) )
856 {
857 (yy_init) = 1;
859 #ifdef YY_USER_INIT
860 YY_USER_INIT;
861 #endif
863 if ( ! (yy_start) )
864 (yy_start) = 1; /* first start state */
866 if ( ! yyin )
867 yyin = stdin;
869 if ( ! yyout )
870 yyout = stdout;
872 if ( ! YY_CURRENT_BUFFER ) {
873 yyensure_buffer_stack ();
874 YY_CURRENT_BUFFER_LVALUE =
875 yy_create_buffer(yyin,YY_BUF_SIZE );
876 }
878 yy_load_buffer_state( );
879 }
881 {
882 #line 69 "dtc-lexer.l"
884 #line 885 "dtc-lexer.lex.c"
886 while ( /*CONSTCOND*/1 ) /* loops until end-of-file is reached */
887 {
888 yy_cp = (yy_c_buf_p);
890 /* Support of yytext. */
891 *yy_cp = (yy_hold_char);
893 /* yy_bp points to the position in yy_ch_buf of the start of
894 * the current run.
895 */
896 yy_bp = yy_cp;
898 yy_current_state = (yy_start);
899 yy_current_state += YY_AT_BOL();
900 yy_match:
901 do
902 {
903 YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
904 if ( yy_accept[yy_current_state] )
905 {
906 (yy_last_accepting_state) = yy_current_state;
907 (yy_last_accepting_cpos) = yy_cp;
908 }
909 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
910 {
911 yy_current_state = (int) yy_def[yy_current_state];
912 if ( yy_current_state >= 166 )
913 yy_c = yy_meta[(unsigned int) yy_c];
914 }
915 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
916 ++yy_cp;
917 }
918 while ( yy_current_state != 165 );
919 yy_cp = (yy_last_accepting_cpos);
920 yy_current_state = (yy_last_accepting_state);
922 yy_find_action:
923 yy_act = yy_accept[yy_current_state];
925 YY_DO_BEFORE_ACTION;
927 do_action: /* This label is used only to access EOF actions. */
929 switch ( yy_act )
930 { /* beginning of action switch */
931 case 0: /* must back up */
932 /* undo the effects of YY_DO_BEFORE_ACTION */
933 *yy_cp = (yy_hold_char);
934 yy_cp = (yy_last_accepting_cpos);
935 yy_current_state = (yy_last_accepting_state);
936 goto yy_find_action;
938 case 1:
939 /* rule 1 can match eol */
940 YY_RULE_SETUP
941 #line 70 "dtc-lexer.l"
942 {
943 char *name = strchr(yytext, '\"') + 1;
944 yytext[yyleng-1] = '\0';
945 push_input_file(name);
946 }
947 YY_BREAK
948 case 2:
949 /* rule 2 can match eol */
950 YY_RULE_SETUP
951 #line 76 "dtc-lexer.l"
952 {
953 char *line, *fnstart, *fnend;
954 struct data fn;
955 /* skip text before line # */
956 line = yytext;
957 while (!isdigit((unsigned char)*line))
958 line++;
960 /* regexp ensures that first and list "
961 * in the whole yytext are those at
962 * beginning and end of the filename string */
963 fnstart = memchr(yytext, '"', yyleng);
964 for (fnend = yytext + yyleng - 1;
965 *fnend != '"'; fnend--)
966 ;
967 assert(fnstart && fnend && (fnend > fnstart));
969 fn = data_copy_escape_string(fnstart + 1,
970 fnend - fnstart - 1);
972 /* Don't allow nuls in filenames */
973 if (memchr(fn.val, '\0', fn.len - 1))
974 lexical_error("nul in line number directive");
976 /* -1 since #line is the number of the next line */
977 srcpos_set_line(xstrdup(fn.val), atoi(line) - 1);
978 data_free(fn);
979 }
980 YY_BREAK
981 case YY_STATE_EOF(INITIAL):
982 case YY_STATE_EOF(BYTESTRING):
983 case YY_STATE_EOF(PROPNODENAME):
984 case YY_STATE_EOF(V1):
985 #line 105 "dtc-lexer.l"
986 {
987 if (!pop_input_file()) {
988 yyterminate();
989 }
990 }
991 YY_BREAK
992 case 3:
993 /* rule 3 can match eol */
994 YY_RULE_SETUP
995 #line 111 "dtc-lexer.l"
996 {
997 DPRINT("String: %s\n", yytext);
998 yylval.data = data_copy_escape_string(yytext+1,
999 yyleng-2);
1000 return DT_STRING;
1001 }
1002 YY_BREAK
1003 case 4:
1004 YY_RULE_SETUP
1005 #line 118 "dtc-lexer.l"
1006 {
1007 DPRINT("Keyword: /dts-v1/\n");
1008 dts_version = 1;
1009 BEGIN_DEFAULT();
1010 return DT_V1;
1011 }
1012 YY_BREAK
1013 case 5:
1014 YY_RULE_SETUP
1015 #line 125 "dtc-lexer.l"
1016 {
1017 DPRINT("Keyword: /plugin/\n");
1018 return DT_PLUGIN;
1019 }
1020 YY_BREAK
1021 case 6:
1022 YY_RULE_SETUP
1023 #line 130 "dtc-lexer.l"
1024 {
1025 DPRINT("Keyword: /memreserve/\n");
1026 BEGIN_DEFAULT();
1027 return DT_MEMRESERVE;
1028 }
1029 YY_BREAK
1030 case 7:
1031 YY_RULE_SETUP
1032 #line 136 "dtc-lexer.l"
1033 {
1034 DPRINT("Keyword: /bits/\n");
1035 BEGIN_DEFAULT();
1036 return DT_BITS;
1037 }
1038 YY_BREAK
1039 case 8:
1040 YY_RULE_SETUP
1041 #line 142 "dtc-lexer.l"
1042 {
1043 DPRINT("Keyword: /delete-property/\n");
1044 DPRINT("<PROPNODENAME>\n");
1045 BEGIN(PROPNODENAME);
1046 return DT_DEL_PROP;
1047 }
1048 YY_BREAK
1049 case 9:
1050 YY_RULE_SETUP
1051 #line 149 "dtc-lexer.l"
1052 {
1053 DPRINT("Keyword: /delete-node/\n");
1054 DPRINT("<PROPNODENAME>\n");
1055 BEGIN(PROPNODENAME);
1056 return DT_DEL_NODE;
1057 }
1058 YY_BREAK
1059 case 10:
1060 YY_RULE_SETUP
1061 #line 156 "dtc-lexer.l"
1062 {
1063 DPRINT("Label: %s\n", yytext);
1064 yylval.labelref = xstrdup(yytext);
1065 yylval.labelref[yyleng-1] = '\0';
1066 return DT_LABEL;
1067 }
1068 YY_BREAK
1069 case 11:
1070 YY_RULE_SETUP
1071 #line 163 "dtc-lexer.l"
1072 {
1073 char *e;
1074 DPRINT("Integer Literal: '%s'\n", yytext);
1076 errno = 0;
1077 yylval.integer = strtoull(yytext, &e, 0);
1079 if (*e && e[strspn(e, "UL")]) {
1080 lexical_error("Bad integer literal '%s'",
1081 yytext);
1082 }
1084 if (errno == ERANGE)
1085 lexical_error("Integer literal '%s' out of range",
1086 yytext);
1087 else
1088 /* ERANGE is the only strtoull error triggerable
1089 * by strings matching the pattern */
1090 assert(errno == 0);
1091 return DT_LITERAL;
1092 }
1093 YY_BREAK
1094 case 12:
1095 /* rule 12 can match eol */
1096 YY_RULE_SETUP
1097 #line 185 "dtc-lexer.l"
1098 {
1099 struct data d;
1100 DPRINT("Character literal: %s\n", yytext);
1102 d = data_copy_escape_string(yytext+1, yyleng-2);
1103 if (d.len == 1) {
1104 lexical_error("Empty character literal");
1105 yylval.integer = 0;
1106 } else {
1107 yylval.integer = (unsigned char)d.val[0];
1109 if (d.len > 2)
1110 lexical_error("Character literal has %d"
1111 " characters instead of 1",
1112 d.len - 1);
1113 }
1115 data_free(d);
1116 return DT_CHAR_LITERAL;
1117 }
1118 YY_BREAK
1119 case 13:
1120 YY_RULE_SETUP
1121 #line 206 "dtc-lexer.l"
1122 { /* label reference */
1123 DPRINT("Ref: %s\n", yytext+1);
1124 yylval.labelref = xstrdup(yytext+1);
1125 return DT_REF;
1126 }
1127 YY_BREAK
1128 case 14:
1129 YY_RULE_SETUP
1130 #line 212 "dtc-lexer.l"
1131 { /* new-style path reference */
1132 yytext[yyleng-1] = '\0';
1133 DPRINT("Ref: %s\n", yytext+2);
1134 yylval.labelref = xstrdup(yytext+2);
1135 return DT_REF;
1136 }
1137 YY_BREAK
1138 case 15:
1139 YY_RULE_SETUP
1140 #line 219 "dtc-lexer.l"
1141 {
1142 yylval.byte = strtol(yytext, NULL, 16);
1143 DPRINT("Byte: %02x\n", (int)yylval.byte);
1144 return DT_BYTE;
1145 }
1146 YY_BREAK
1147 case 16:
1148 YY_RULE_SETUP
1149 #line 225 "dtc-lexer.l"
1150 {
1151 DPRINT("/BYTESTRING\n");
1152 BEGIN_DEFAULT();
1153 return ']';
1154 }
1155 YY_BREAK
1156 case 17:
1157 YY_RULE_SETUP
1158 #line 231 "dtc-lexer.l"
1159 {
1160 DPRINT("PropNodeName: %s\n", yytext);
1161 yylval.propnodename = xstrdup((yytext[0] == '\\') ?
1162 yytext + 1 : yytext);
1163 BEGIN_DEFAULT();
1164 return DT_PROPNODENAME;
1165 }
1166 YY_BREAK
1167 case 18:
1168 YY_RULE_SETUP
1169 #line 239 "dtc-lexer.l"
1170 {
1171 DPRINT("Binary Include\n");
1172 return DT_INCBIN;
1173 }
1174 YY_BREAK
1175 case 19:
1176 /* rule 19 can match eol */
1177 YY_RULE_SETUP
1178 #line 244 "dtc-lexer.l"
1179 /* eat whitespace */
1180 YY_BREAK
1181 case 20:
1182 /* rule 20 can match eol */
1183 YY_RULE_SETUP
1184 #line 245 "dtc-lexer.l"
1185 /* eat C-style comments */
1186 YY_BREAK
1187 case 21:
1188 /* rule 21 can match eol */
1189 YY_RULE_SETUP
1190 #line 246 "dtc-lexer.l"
1191 /* eat C++-style comments */
1192 YY_BREAK
1193 case 22:
1194 YY_RULE_SETUP
1195 #line 248 "dtc-lexer.l"
1196 { return DT_LSHIFT; };
1197 YY_BREAK
1198 case 23:
1199 YY_RULE_SETUP
1200 #line 249 "dtc-lexer.l"
1201 { return DT_RSHIFT; };
1202 YY_BREAK
1203 case 24:
1204 YY_RULE_SETUP
1205 #line 250 "dtc-lexer.l"
1206 { return DT_LE; };
1207 YY_BREAK
1208 case 25:
1209 YY_RULE_SETUP
1210 #line 251 "dtc-lexer.l"
1211 { return DT_GE; };
1212 YY_BREAK
1213 case 26:
1214 YY_RULE_SETUP
1215 #line 252 "dtc-lexer.l"
1216 { return DT_EQ; };
1217 YY_BREAK
1218 case 27:
1219 YY_RULE_SETUP
1220 #line 253 "dtc-lexer.l"
1221 { return DT_NE; };
1222 YY_BREAK
1223 case 28:
1224 YY_RULE_SETUP
1225 #line 254 "dtc-lexer.l"
1226 { return DT_AND; };
1227 YY_BREAK
1228 case 29:
1229 YY_RULE_SETUP
1230 #line 255 "dtc-lexer.l"
1231 { return DT_OR; };
1232 YY_BREAK
1233 case 30:
1234 YY_RULE_SETUP
1235 #line 257 "dtc-lexer.l"
1236 {
1237 DPRINT("Char: %c (\\x%02x)\n", yytext[0],
1238 (unsigned)yytext[0]);
1239 if (yytext[0] == '[') {
1240 DPRINT("<BYTESTRING>\n");
1241 BEGIN(BYTESTRING);
1242 }
1243 if ((yytext[0] == '{')
1244 || (yytext[0] == ';')) {
1245 DPRINT("<PROPNODENAME>\n");
1246 BEGIN(PROPNODENAME);
1247 }
1248 return yytext[0];
1249 }
1250 YY_BREAK
1251 case 31:
1252 YY_RULE_SETUP
1253 #line 272 "dtc-lexer.l"
1254 ECHO;
1255 YY_BREAK
1256 #line 1257 "dtc-lexer.lex.c"
1258 case YY_END_OF_BUFFER:
1259 {
1260 /* Amount of text matched not including the EOB char. */
1261 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1263 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1264 *yy_cp = (yy_hold_char);
1265 YY_RESTORE_YY_MORE_OFFSET
1267 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1268 {
1269 /* We're scanning a new file or input source. It's
1270 * possible that this happened because the user
1271 * just pointed yyin at a new source and called
1272 * yylex(). If so, then we have to assure
1273 * consistency between YY_CURRENT_BUFFER and our
1274 * globals. Here is the right place to do so, because
1275 * this is the first action (other than possibly a
1276 * back-up) that will match for the new input source.
1277 */
1278 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1279 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
1280 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1281 }
1283 /* Note that here we test for yy_c_buf_p "<=" to the position
1284 * of the first EOB in the buffer, since yy_c_buf_p will
1285 * already have been incremented past the NUL character
1286 * (since all states make transitions on EOB to the
1287 * end-of-buffer state). Contrast this with the test
1288 * in input().
1289 */
1290 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1291 { /* This was really a NUL. */
1292 yy_state_type yy_next_state;
1294 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1296 yy_current_state = yy_get_previous_state( );
1298 /* Okay, we're now positioned to make the NUL
1299 * transition. We couldn't have
1300 * yy_get_previous_state() go ahead and do it
1301 * for us because it doesn't know how to deal
1302 * with the possibility of jamming (and we don't
1303 * want to build jamming into it because then it
1304 * will run more slowly).
1305 */
1307 yy_next_state = yy_try_NUL_trans( yy_current_state );
1309 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1311 if ( yy_next_state )
1312 {
1313 /* Consume the NUL. */
1314 yy_cp = ++(yy_c_buf_p);
1315 yy_current_state = yy_next_state;
1316 goto yy_match;
1317 }
1319 else
1320 {
1321 yy_cp = (yy_last_accepting_cpos);
1322 yy_current_state = (yy_last_accepting_state);
1323 goto yy_find_action;
1324 }
1325 }
1327 else switch ( yy_get_next_buffer( ) )
1328 {
1329 case EOB_ACT_END_OF_FILE:
1330 {
1331 (yy_did_buffer_switch_on_eof) = 0;
1333 if ( yywrap( ) )
1334 {
1335 /* Note: because we've taken care in
1336 * yy_get_next_buffer() to have set up
1337 * yytext, we can now set up
1338 * yy_c_buf_p so that if some total
1339 * hoser (like flex itself) wants to
1340 * call the scanner after we return the
1341 * YY_NULL, it'll still work - another
1342 * YY_NULL will get returned.
1343 */
1344 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1346 yy_act = YY_STATE_EOF(YY_START);
1347 goto do_action;
1348 }
1350 else
1351 {
1352 if ( ! (yy_did_buffer_switch_on_eof) )
1353 YY_NEW_FILE;
1354 }
1355 break;
1356 }
1358 case EOB_ACT_CONTINUE_SCAN:
1359 (yy_c_buf_p) =
1360 (yytext_ptr) + yy_amount_of_matched_text;
1362 yy_current_state = yy_get_previous_state( );
1364 yy_cp = (yy_c_buf_p);
1365 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1366 goto yy_match;
1368 case EOB_ACT_LAST_MATCH:
1369 (yy_c_buf_p) =
1370 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1372 yy_current_state = yy_get_previous_state( );
1374 yy_cp = (yy_c_buf_p);
1375 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1376 goto yy_find_action;
1377 }
1378 break;
1379 }
1381 default:
1382 YY_FATAL_ERROR(
1383 "fatal flex scanner internal error--no action found" );
1384 } /* end of action switch */
1385 } /* end of scanning one token */
1386 } /* end of user's declarations */
1387 } /* end of yylex */
1389 /* yy_get_next_buffer - try to read in a new buffer
1390 *
1391 * Returns a code representing an action:
1392 * EOB_ACT_LAST_MATCH -
1393 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1394 * EOB_ACT_END_OF_FILE - end of file
1395 */
1396 static int yy_get_next_buffer (void)
1397 {
1398 char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1399 char *source = (yytext_ptr);
1400 int number_to_move, i;
1401 int ret_val;
1403 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1404 YY_FATAL_ERROR(
1405 "fatal flex scanner internal error--end of buffer missed" );
1407 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1408 { /* Don't try to fill the buffer, so this is an EOF. */
1409 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1410 {
1411 /* We matched a single character, the EOB, so
1412 * treat this as a final EOF.
1413 */
1414 return EOB_ACT_END_OF_FILE;
1415 }
1417 else
1418 {
1419 /* We matched some text prior to the EOB, first
1420 * process it.
1421 */
1422 return EOB_ACT_LAST_MATCH;
1423 }
1424 }
1426 /* Try to read more data. */
1428 /* First move last chars to start of buffer. */
1429 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr) - 1);
1431 for ( i = 0; i < number_to_move; ++i )
1432 *(dest++) = *(source++);
1434 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1435 /* don't do the read, it's not guaranteed to return an EOF,
1436 * just force an EOF
1437 */
1438 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1440 else
1441 {
1442 int num_to_read =
1443 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1445 while ( num_to_read <= 0 )
1446 { /* Not enough room in the buffer - grow it. */
1448 /* just a shorter name for the current buffer */
1449 YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
1451 int yy_c_buf_p_offset =
1452 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1454 if ( b->yy_is_our_buffer )
1455 {
1456 int new_size = b->yy_buf_size * 2;
1458 if ( new_size <= 0 )
1459 b->yy_buf_size += b->yy_buf_size / 8;
1460 else
1461 b->yy_buf_size *= 2;
1463 b->yy_ch_buf = (char *)
1464 /* Include room in for 2 EOB chars. */
1465 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1466 }
1467 else
1468 /* Can't grow it, we don't own it. */
1469 b->yy_ch_buf = NULL;
1471 if ( ! b->yy_ch_buf )
1472 YY_FATAL_ERROR(
1473 "fatal error - scanner input buffer overflow" );
1475 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1477 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1478 number_to_move - 1;
1480 }
1482 if ( num_to_read > YY_READ_BUF_SIZE )
1483 num_to_read = YY_READ_BUF_SIZE;
1485 /* Read in more data. */
1486 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1487 (yy_n_chars), num_to_read );
1489 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1490 }
1492 if ( (yy_n_chars) == 0 )
1493 {
1494 if ( number_to_move == YY_MORE_ADJ )
1495 {
1496 ret_val = EOB_ACT_END_OF_FILE;
1497 yyrestart(yyin );
1498 }
1500 else
1501 {
1502 ret_val = EOB_ACT_LAST_MATCH;
1503 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1504 YY_BUFFER_EOF_PENDING;
1505 }
1506 }
1508 else
1509 ret_val = EOB_ACT_CONTINUE_SCAN;
1511 if (((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1512 /* Extend the array by 50%, plus the number we really need. */
1513 int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1514 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1515 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1516 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1517 }
1519 (yy_n_chars) += number_to_move;
1520 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1521 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1523 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1525 return ret_val;
1526 }
1528 /* yy_get_previous_state - get the state just before the EOB char was reached */
1530 static yy_state_type yy_get_previous_state (void)
1531 {
1532 yy_state_type yy_current_state;
1533 char *yy_cp;
1535 yy_current_state = (yy_start);
1536 yy_current_state += YY_AT_BOL();
1538 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1539 {
1540 YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
1541 if ( yy_accept[yy_current_state] )
1542 {
1543 (yy_last_accepting_state) = yy_current_state;
1544 (yy_last_accepting_cpos) = yy_cp;
1545 }
1546 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1547 {
1548 yy_current_state = (int) yy_def[yy_current_state];
1549 if ( yy_current_state >= 166 )
1550 yy_c = yy_meta[(unsigned int) yy_c];
1551 }
1552 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
1553 }
1555 return yy_current_state;
1556 }
1558 /* yy_try_NUL_trans - try to make a transition on the NUL character
1559 *
1560 * synopsis
1561 * next_state = yy_try_NUL_trans( current_state );
1562 */
1563 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1564 {
1565 int yy_is_jam;
1566 char *yy_cp = (yy_c_buf_p);
1568 YY_CHAR yy_c = 1;
1569 if ( yy_accept[yy_current_state] )
1570 {
1571 (yy_last_accepting_state) = yy_current_state;
1572 (yy_last_accepting_cpos) = yy_cp;
1573 }
1574 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
1575 {
1576 yy_current_state = (int) yy_def[yy_current_state];
1577 if ( yy_current_state >= 166 )
1578 yy_c = yy_meta[(unsigned int) yy_c];
1579 }
1580 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
1581 yy_is_jam = (yy_current_state == 165);
1583 return yy_is_jam ? 0 : yy_current_state;
1584 }
1586 #ifndef YY_NO_UNPUT
1588 #endif
1590 #ifndef YY_NO_INPUT
1591 #ifdef __cplusplus
1592 static int yyinput (void)
1593 #else
1594 static int input (void)
1595 #endif
1597 {
1598 int c;
1600 *(yy_c_buf_p) = (yy_hold_char);
1602 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1603 {
1604 /* yy_c_buf_p now points to the character we want to return.
1605 * If this occurs *before* the EOB characters, then it's a
1606 * valid NUL; if not, then we've hit the end of the buffer.
1607 */
1608 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1609 /* This was really a NUL. */
1610 *(yy_c_buf_p) = '\0';
1612 else
1613 { /* need more input */
1614 int offset = (yy_c_buf_p) - (yytext_ptr);
1615 ++(yy_c_buf_p);
1617 switch ( yy_get_next_buffer( ) )
1618 {
1619 case EOB_ACT_LAST_MATCH:
1620 /* This happens because yy_g_n_b()
1621 * sees that we've accumulated a
1622 * token and flags that we need to
1623 * try matching the token before
1624 * proceeding. But for input(),
1625 * there's no matching to consider.
1626 * So convert the EOB_ACT_LAST_MATCH
1627 * to EOB_ACT_END_OF_FILE.
1628 */
1630 /* Reset buffer status. */
1631 yyrestart(yyin );
1633 /*FALLTHROUGH*/
1635 case EOB_ACT_END_OF_FILE:
1636 {
1637 if ( yywrap( ) )
1638 return 0;
1640 if ( ! (yy_did_buffer_switch_on_eof) )
1641 YY_NEW_FILE;
1642 #ifdef __cplusplus
1643 return yyinput();
1644 #else
1645 return input();
1646 #endif
1647 }
1649 case EOB_ACT_CONTINUE_SCAN:
1650 (yy_c_buf_p) = (yytext_ptr) + offset;
1651 break;
1652 }
1653 }
1654 }
1656 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1657 *(yy_c_buf_p) = '\0'; /* preserve yytext */
1658 (yy_hold_char) = *++(yy_c_buf_p);
1660 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n');
1662 return c;
1663 }
1664 #endif /* ifndef YY_NO_INPUT */
1666 /** Immediately switch to a different input stream.
1667 * @param input_file A readable stream.
1668 *
1669 * @note This function does not reset the start condition to @c INITIAL .
1670 */
1671 void yyrestart (FILE * input_file )
1672 {
1674 if ( ! YY_CURRENT_BUFFER ){
1675 yyensure_buffer_stack ();
1676 YY_CURRENT_BUFFER_LVALUE =
1677 yy_create_buffer(yyin,YY_BUF_SIZE );
1678 }
1680 yy_init_buffer(YY_CURRENT_BUFFER,input_file );
1681 yy_load_buffer_state( );
1682 }
1684 /** Switch to a different input buffer.
1685 * @param new_buffer The new input buffer.
1686 *
1687 */
1688 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1689 {
1691 /* TODO. We should be able to replace this entire function body
1692 * with
1693 * yypop_buffer_state();
1694 * yypush_buffer_state(new_buffer);
1695 */
1696 yyensure_buffer_stack ();
1697 if ( YY_CURRENT_BUFFER == new_buffer )
1698 return;
1700 if ( YY_CURRENT_BUFFER )
1701 {
1702 /* Flush out information for old buffer. */
1703 *(yy_c_buf_p) = (yy_hold_char);
1704 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1705 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1706 }
1708 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1709 yy_load_buffer_state( );
1711 /* We don't actually know whether we did this switch during
1712 * EOF (yywrap()) processing, but the only time this flag
1713 * is looked at is after yywrap() is called, so it's safe
1714 * to go ahead and always set it.
1715 */
1716 (yy_did_buffer_switch_on_eof) = 1;
1717 }
1719 static void yy_load_buffer_state (void)
1720 {
1721 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1722 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1723 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1724 (yy_hold_char) = *(yy_c_buf_p);
1725 }
1727 /** Allocate and initialize an input buffer state.
1728 * @param file A readable stream.
1729 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1730 *
1731 * @return the allocated buffer state.
1732 */
1733 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
1734 {
1735 YY_BUFFER_STATE b;
1737 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1738 if ( ! b )
1739 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1741 b->yy_buf_size = (yy_size_t)size;
1743 /* yy_ch_buf has to be 2 characters longer than the size given because
1744 * we need to put in 2 end-of-buffer characters.
1745 */
1746 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 );
1747 if ( ! b->yy_ch_buf )
1748 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
1750 b->yy_is_our_buffer = 1;
1752 yy_init_buffer(b,file );
1754 return b;
1755 }
1757 /** Destroy the buffer.
1758 * @param b a buffer created with yy_create_buffer()
1759 *
1760 */
1761 void yy_delete_buffer (YY_BUFFER_STATE b )
1762 {
1764 if ( ! b )
1765 return;
1767 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1768 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1770 if ( b->yy_is_our_buffer )
1771 yyfree((void *) b->yy_ch_buf );
1773 yyfree((void *) b );
1774 }
1776 /* Initializes or reinitializes a buffer.
1777 * This function is sometimes called more than once on the same buffer,
1778 * such as during a yyrestart() or at EOF.
1779 */
1780 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
1782 {
1783 int oerrno = errno;
1785 yy_flush_buffer(b );
1787 b->yy_input_file = file;
1788 b->yy_fill_buffer = 1;
1790 /* If b is the current buffer, then yy_init_buffer was _probably_
1791 * called from yyrestart() or through yy_get_next_buffer.
1792 * In that case, we don't want to reset the lineno or column.
1793 */
1794 if (b != YY_CURRENT_BUFFER){
1795 b->yy_bs_lineno = 1;
1796 b->yy_bs_column = 0;
1797 }
1799 b->yy_is_interactive = 0;
1801 errno = oerrno;
1802 }
1804 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1805 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1806 *
1807 */
1808 void yy_flush_buffer (YY_BUFFER_STATE b )
1809 {
1810 if ( ! b )
1811 return;
1813 b->yy_n_chars = 0;
1815 /* We always need two end-of-buffer characters. The first causes
1816 * a transition to the end-of-buffer state. The second causes
1817 * a jam in that state.
1818 */
1819 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1820 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1822 b->yy_buf_pos = &b->yy_ch_buf[0];
1824 b->yy_at_bol = 1;
1825 b->yy_buffer_status = YY_BUFFER_NEW;
1827 if ( b == YY_CURRENT_BUFFER )
1828 yy_load_buffer_state( );
1829 }
1831 /** Pushes the new state onto the stack. The new state becomes
1832 * the current state. This function will allocate the stack
1833 * if necessary.
1834 * @param new_buffer The new state.
1835 *
1836 */
1837 void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
1838 {
1839 if (new_buffer == NULL)
1840 return;
1842 yyensure_buffer_stack();
1844 /* This block is copied from yy_switch_to_buffer. */
1845 if ( YY_CURRENT_BUFFER )
1846 {
1847 /* Flush out information for old buffer. */
1848 *(yy_c_buf_p) = (yy_hold_char);
1849 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1850 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1851 }
1853 /* Only push if top exists. Otherwise, replace top. */
1854 if (YY_CURRENT_BUFFER)
1855 (yy_buffer_stack_top)++;
1856 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1858 /* copied from yy_switch_to_buffer. */
1859 yy_load_buffer_state( );
1860 (yy_did_buffer_switch_on_eof) = 1;
1861 }
1863 /** Removes and deletes the top of the stack, if present.
1864 * The next element becomes the new top.
1865 *
1866 */
1867 void yypop_buffer_state (void)
1868 {
1869 if (!YY_CURRENT_BUFFER)
1870 return;
1872 yy_delete_buffer(YY_CURRENT_BUFFER );
1873 YY_CURRENT_BUFFER_LVALUE = NULL;
1874 if ((yy_buffer_stack_top) > 0)
1875 --(yy_buffer_stack_top);
1877 if (YY_CURRENT_BUFFER) {
1878 yy_load_buffer_state( );
1879 (yy_did_buffer_switch_on_eof) = 1;
1880 }
1881 }
1883 /* Allocates the stack if it does not exist.
1884 * Guarantees space for at least one push.
1885 */
1886 static void yyensure_buffer_stack (void)
1887 {
1888 int num_to_alloc;
1890 if (!(yy_buffer_stack)) {
1892 /* First allocation is just for 2 elements, since we don't know if this
1893 * scanner will even need a stack. We use 2 instead of 1 to avoid an
1894 * immediate realloc on the next call.
1895 */
1896 num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
1897 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
1898 (num_to_alloc * sizeof(struct yy_buffer_state*)
1899 );
1900 if ( ! (yy_buffer_stack) )
1901 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1903 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
1905 (yy_buffer_stack_max) = num_to_alloc;
1906 (yy_buffer_stack_top) = 0;
1907 return;
1908 }
1910 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
1912 /* Increase the buffer to prepare for a possible push. */
1913 yy_size_t grow_size = 8 /* arbitrary grow size */;
1915 num_to_alloc = (yy_buffer_stack_max) + grow_size;
1916 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
1917 ((yy_buffer_stack),
1918 num_to_alloc * sizeof(struct yy_buffer_state*)
1919 );
1920 if ( ! (yy_buffer_stack) )
1921 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
1923 /* zero only the new slots.*/
1924 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
1925 (yy_buffer_stack_max) = num_to_alloc;
1926 }
1927 }
1929 /** Setup the input buffer state to scan directly from a user-specified character buffer.
1930 * @param base the character buffer
1931 * @param size the size in bytes of the character buffer
1932 *
1933 * @return the newly allocated buffer state object.
1934 */
1935 YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
1936 {
1937 YY_BUFFER_STATE b;
1939 if ( size < 2 ||
1940 base[size-2] != YY_END_OF_BUFFER_CHAR ||
1941 base[size-1] != YY_END_OF_BUFFER_CHAR )
1942 /* They forgot to leave room for the EOB's. */
1943 return NULL;
1945 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) );
1946 if ( ! b )
1947 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
1949 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
1950 b->yy_buf_pos = b->yy_ch_buf = base;
1951 b->yy_is_our_buffer = 0;
1952 b->yy_input_file = NULL;
1953 b->yy_n_chars = b->yy_buf_size;
1954 b->yy_is_interactive = 0;
1955 b->yy_at_bol = 1;
1956 b->yy_fill_buffer = 0;
1957 b->yy_buffer_status = YY_BUFFER_NEW;
1959 yy_switch_to_buffer(b );
1961 return b;
1962 }
1964 /** Setup the input buffer state to scan a string. The next call to yylex() will
1965 * scan from a @e copy of @a str.
1966 * @param yystr a NUL-terminated string to scan
1967 *
1968 * @return the newly allocated buffer state object.
1969 * @note If you want to scan bytes that may contain NUL values, then use
1970 * yy_scan_bytes() instead.
1971 */
1972 YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
1973 {
1975 return yy_scan_bytes(yystr,(int) strlen(yystr) );
1976 }
1978 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
1979 * scan from a @e copy of @a bytes.
1980 * @param yybytes the byte buffer to scan
1981 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
1982 *
1983 * @return the newly allocated buffer state object.
1984 */
1985 YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len )
1986 {
1987 YY_BUFFER_STATE b;
1988 char *buf;
1989 yy_size_t n;
1990 int i;
1992 /* Get memory for full buffer, including space for trailing EOB's. */
1993 n = (yy_size_t) (_yybytes_len + 2);
1994 buf = (char *) yyalloc(n );
1995 if ( ! buf )
1996 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
1998 for ( i = 0; i < _yybytes_len; ++i )
1999 buf[i] = yybytes[i];
2001 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2003 b = yy_scan_buffer(buf,n );
2004 if ( ! b )
2005 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
2007 /* It's okay to grow etc. this buffer, and we should throw it
2008 * away when we're done.
2009 */
2010 b->yy_is_our_buffer = 1;
2012 return b;
2013 }
2015 #ifndef YY_EXIT_FAILURE
2016 #define YY_EXIT_FAILURE 2
2017 #endif
2019 static void yynoreturn yy_fatal_error (yyconst char* msg )
2020 {
2021 (void) fprintf( stderr, "%s\n", msg );
2022 exit( YY_EXIT_FAILURE );
2023 }
2025 /* Redefine yyless() so it works in section 3 code. */
2027 #undef yyless
2028 #define yyless(n) \
2029 do \
2030 { \
2031 /* Undo effects of setting up yytext. */ \
2032 int yyless_macro_arg = (n); \
2033 YY_LESS_LINENO(yyless_macro_arg);\
2034 yytext[yyleng] = (yy_hold_char); \
2035 (yy_c_buf_p) = yytext + yyless_macro_arg; \
2036 (yy_hold_char) = *(yy_c_buf_p); \
2037 *(yy_c_buf_p) = '\0'; \
2038 yyleng = yyless_macro_arg; \
2039 } \
2040 while ( 0 )
2042 /* Accessor methods (get/set functions) to struct members. */
2044 /** Get the current line number.
2045 *
2046 */
2047 int yyget_lineno (void)
2048 {
2050 return yylineno;
2051 }
2053 /** Get the input stream.
2054 *
2055 */
2056 FILE *yyget_in (void)
2057 {
2058 return yyin;
2059 }
2061 /** Get the output stream.
2062 *
2063 */
2064 FILE *yyget_out (void)
2065 {
2066 return yyout;
2067 }
2069 /** Get the length of the current token.
2070 *
2071 */
2072 int yyget_leng (void)
2073 {
2074 return yyleng;
2075 }
2077 /** Get the current token.
2078 *
2079 */
2081 char *yyget_text (void)
2082 {
2083 return yytext;
2084 }
2086 /** Set the current line number.
2087 * @param _line_number line number
2088 *
2089 */
2090 void yyset_lineno (int _line_number )
2091 {
2093 yylineno = _line_number;
2094 }
2096 /** Set the input stream. This does not discard the current
2097 * input buffer.
2098 * @param _in_str A readable stream.
2099 *
2100 * @see yy_switch_to_buffer
2101 */
2102 void yyset_in (FILE * _in_str )
2103 {
2104 yyin = _in_str ;
2105 }
2107 void yyset_out (FILE * _out_str )
2108 {
2109 yyout = _out_str ;
2110 }
2112 int yyget_debug (void)
2113 {
2114 return yy_flex_debug;
2115 }
2117 void yyset_debug (int _bdebug )
2118 {
2119 yy_flex_debug = _bdebug ;
2120 }
2122 static int yy_init_globals (void)
2123 {
2124 /* Initialization is the same as for the non-reentrant scanner.
2125 * This function is called from yylex_destroy(), so don't allocate here.
2126 */
2128 (yy_buffer_stack) = NULL;
2129 (yy_buffer_stack_top) = 0;
2130 (yy_buffer_stack_max) = 0;
2131 (yy_c_buf_p) = NULL;
2132 (yy_init) = 0;
2133 (yy_start) = 0;
2135 /* Defined in main.c */
2136 #ifdef YY_STDINIT
2137 yyin = stdin;
2138 yyout = stdout;
2139 #else
2140 yyin = NULL;
2141 yyout = NULL;
2142 #endif
2144 /* For future reference: Set errno on error, since we are called by
2145 * yylex_init()
2146 */
2147 return 0;
2148 }
2150 /* yylex_destroy is for both reentrant and non-reentrant scanners. */
2151 int yylex_destroy (void)
2152 {
2154 /* Pop the buffer stack, destroying each element. */
2155 while(YY_CURRENT_BUFFER){
2156 yy_delete_buffer(YY_CURRENT_BUFFER );
2157 YY_CURRENT_BUFFER_LVALUE = NULL;
2158 yypop_buffer_state();
2159 }
2161 /* Destroy the stack itself. */
2162 yyfree((yy_buffer_stack) );
2163 (yy_buffer_stack) = NULL;
2165 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2166 * yylex() is called, initialization will occur. */
2167 yy_init_globals( );
2169 return 0;
2170 }
2172 /*
2173 * Internal utility routines.
2174 */
2176 #ifndef yytext_ptr
2177 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2178 {
2180 int i;
2181 for ( i = 0; i < n; ++i )
2182 s1[i] = s2[i];
2183 }
2184 #endif
2186 #ifdef YY_NEED_STRLEN
2187 static int yy_flex_strlen (yyconst char * s )
2188 {
2189 int n;
2190 for ( n = 0; s[n]; ++n )
2191 ;
2193 return n;
2194 }
2195 #endif
2197 void *yyalloc (yy_size_t size )
2198 {
2199 return malloc(size);
2200 }
2202 void *yyrealloc (void * ptr, yy_size_t size )
2203 {
2205 /* The cast to (char *) in the following accommodates both
2206 * implementations that use char* generic pointers, and those
2207 * that use void* generic pointers. It works with the latter
2208 * because both ANSI C and C++ allow castless assignment from
2209 * any pointer type to void*, and deal with argument conversions
2210 * as though doing an assignment.
2211 */
2212 return realloc(ptr, size);
2213 }
2215 void yyfree (void * ptr )
2216 {
2217 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
2218 }
2220 #define YYTABLES_NAME "yytables"
2222 #line 272 "dtc-lexer.l"
2226 static void push_input_file(const char *filename)
2227 {
2228 assert(filename);
2230 srcfile_push(filename);
2232 yyin = current_srcfile->f;
2234 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE));
2235 }
2238 static bool pop_input_file(void)
2239 {
2240 if (srcfile_pop() == 0)
2241 return false;
2243 yypop_buffer_state();
2244 yyin = current_srcfile->f;
2246 return true;
2247 }
2249 static void lexical_error(const char *fmt, ...)
2250 {
2251 va_list ap;
2253 va_start(ap, fmt);
2254 srcpos_verror(&yylloc, "Lexical error", fmt, ap);
2255 va_end(ap);
2257 treesource_error = true;
2258 }