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> 44typedef int8_t flex_int8_t; 45typedef uint8_t flex_uint8_t; 46typedef int16_t flex_int16_t; 47typedef uint16_t flex_uint16_t; 48typedef int32_t flex_int32_t; 49typedef uint32_t flex_uint32_t; 50#else 51typedef signed char flex_int8_t; 52typedef short int flex_int16_t; 53typedef int flex_int32_t; 54typedef unsigned char flex_uint8_t; 55typedef unsigned short int flex_uint16_t; 56typedef 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 162typedef struct yy_buffer_state *YY_BUFFER_STATE; 163#endif 164 165extern int yyleng; 166 167extern 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 193typedef size_t yy_size_t; 194#endif 195 196#ifndef YY_STRUCT_YY_BUFFER_STATE 197#define YY_STRUCT_YY_BUFFER_STATE 198struct 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. */ 262static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 263static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 264static 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. */ 282static char yy_hold_char; 283static int yy_n_chars; /* number of characters read into yy_ch_buf */ 284int yyleng; 285 286/* Points to current character in buffer. */ 287static char *yy_c_buf_p = (char *) 0; 288static int yy_init = 0; /* whether we need to initialize */ 289static 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 */ 294static int yy_did_buffer_switch_on_eof; 295 296void yyrestart (FILE *input_file ); 297void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); 298YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); 299void yy_delete_buffer (YY_BUFFER_STATE b ); 300void yy_flush_buffer (YY_BUFFER_STATE b ); 301void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); 302void yypop_buffer_state (void ); 303 304static void yyensure_buffer_stack (void ); 305static void yy_load_buffer_state (void ); 306static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); 307 308#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) 309 310YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); 311YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); 312YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); 313 314void *yyalloc (yy_size_t ); 315void *yyrealloc (void *,yy_size_t ); 316void 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 347typedef unsigned char YY_CHAR; 348 349FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; 350 351typedef int yy_state_type; 352 353extern int yylineno; 354 355int yylineno = 1; 356 357extern char *yytext; 358#define yytext_ptr yytext 359 360static yy_state_type yy_get_previous_state (void ); 361static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 362static int yy_get_next_buffer (void ); 363static 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 17 376#define YY_END_OF_BUFFER 18 377/* This struct is not used in this scanner, 378 but its presence is necessary. */ 379struct yy_trans_info 380 { 381 flex_int32_t yy_verify; 382 flex_int32_t yy_nxt; 383 }; 384static yyconst flex_int16_t yy_accept[94] = 385 { 0, 386 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 387 18, 16, 13, 13, 16, 16, 16, 16, 16, 16, 388 16, 10, 11, 11, 6, 6, 13, 0, 2, 0, 389 7, 0, 0, 0, 0, 0, 0, 0, 5, 0, 390 9, 9, 11, 11, 6, 0, 7, 0, 0, 0, 391 0, 15, 0, 0, 0, 0, 6, 0, 14, 0, 392 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 393 0, 0, 0, 0, 0, 0, 0, 0, 3, 12, 394 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 395 0, 4, 0 396 397 } ; 398 399static yyconst flex_int32_t yy_ec[256] = 400 { 0, 401 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 402 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 403 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 404 1, 2, 1, 4, 5, 1, 1, 6, 1, 1, 405 1, 7, 5, 5, 8, 5, 9, 10, 11, 12, 406 12, 12, 12, 12, 12, 12, 12, 13, 1, 1, 407 1, 1, 5, 5, 14, 14, 14, 14, 14, 14, 408 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 409 15, 15, 15, 15, 15, 15, 15, 16, 15, 15, 410 1, 17, 18, 1, 15, 1, 14, 19, 20, 21, 411 412 22, 14, 15, 15, 23, 15, 15, 24, 25, 26, 413 15, 15, 15, 27, 28, 29, 30, 31, 15, 16, 414 15, 15, 32, 1, 33, 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, 421 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 422 423 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, 1 429 } ; 430 431static yyconst flex_int32_t yy_meta[34] = 432 { 0, 433 1, 1, 1, 1, 2, 1, 2, 2, 3, 4, 434 4, 4, 5, 6, 7, 7, 1, 1, 6, 6, 435 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 436 7, 8, 1 437 } ; 438 439static yyconst flex_int16_t yy_base[106] = 440 { 0, 441 0, 0, 237, 236, 25, 0, 47, 0, 30, 71, 442 244, 247, 82, 84, 84, 211, 95, 229, 218, 0, 443 111, 247, 0, 84, 83, 95, 106, 86, 247, 237, 444 0, 230, 231, 234, 207, 209, 212, 220, 247, 206, 445 247, 218, 0, 106, 116, 0, 0, 0, 223, 89, 446 226, 219, 199, 206, 200, 204, 0, 190, 213, 212, 447 202, 91, 178, 161, 247, 172, 144, 150, 140, 130, 448 140, 124, 128, 120, 138, 137, 123, 122, 247, 247, 449 134, 114, 132, 86, 135, 125, 90, 136, 247, 97, 450 29, 247, 247, 153, 156, 161, 165, 170, 176, 180, 451 452 187, 195, 200, 205, 212 453 } ; 454 455static yyconst flex_int16_t yy_def[106] = 456 { 0, 457 93, 1, 1, 1, 1, 5, 93, 7, 1, 1, 458 93, 93, 93, 93, 94, 95, 93, 96, 17, 97, 459 96, 93, 98, 99, 93, 93, 93, 94, 93, 94, 460 100, 93, 101, 102, 93, 93, 93, 96, 93, 93, 461 93, 96, 98, 99, 93, 103, 100, 104, 101, 101, 462 102, 93, 93, 93, 93, 93, 103, 104, 93, 93, 463 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, 464 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, 465 93, 93, 93, 93, 93, 105, 93, 105, 93, 105, 466 93, 93, 0, 93, 93, 93, 93, 93, 93, 93, 467 468 93, 93, 93, 93, 93 469 } ; 470 471static yyconst flex_int16_t yy_nxt[281] = 472 { 0, 473 12, 13, 14, 15, 12, 16, 12, 12, 17, 12, 474 12, 12, 12, 18, 18, 18, 12, 12, 18, 18, 475 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 476 18, 12, 12, 19, 20, 20, 20, 92, 21, 25, 477 26, 26, 22, 21, 21, 21, 21, 12, 13, 14, 478 15, 23, 16, 23, 23, 19, 23, 23, 23, 12, 479 24, 24, 24, 12, 12, 24, 24, 24, 24, 24, 480 24, 24, 24, 24, 24, 24, 24, 24, 12, 12, 481 25, 26, 26, 27, 27, 27, 27, 29, 43, 29, 482 43, 43, 45, 45, 45, 50, 39, 59, 46, 93, 483 484 30, 33, 30, 34, 45, 45, 45, 27, 27, 68, 485 43, 91, 43, 43, 69, 35, 87, 36, 39, 37, 486 42, 42, 42, 39, 42, 45, 45, 45, 89, 42, 487 42, 42, 42, 85, 85, 86, 85, 85, 86, 89, 488 84, 90, 83, 82, 81, 80, 79, 78, 77, 76, 489 75, 74, 90, 28, 28, 28, 28, 28, 28, 28, 490 28, 31, 31, 31, 38, 38, 38, 38, 41, 73, 491 41, 43, 72, 43, 71, 43, 43, 44, 33, 44, 492 44, 44, 44, 47, 69, 47, 47, 49, 49, 49, 493 49, 49, 49, 49, 49, 51, 51, 51, 51, 51, 494 495 51, 51, 51, 57, 70, 57, 58, 58, 58, 67, 496 58, 58, 88, 88, 88, 88, 88, 88, 88, 88, 497 34, 66, 65, 64, 63, 62, 61, 60, 52, 50, 498 39, 56, 39, 55, 54, 53, 52, 50, 48, 93, 499 40, 39, 32, 93, 19, 19, 11, 93, 93, 93, 500 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, 501 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, 502 93, 93, 93, 93, 93, 93, 93, 93, 93, 93 503 } ; 504 505static yyconst flex_int16_t yy_chk[281] = 506 { 0, 507 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 508 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 509 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 510 1, 1, 1, 5, 5, 5, 5, 91, 5, 9, 511 9, 9, 5, 5, 5, 5, 5, 7, 7, 7, 512 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 513 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 514 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 515 10, 10, 10, 13, 13, 14, 14, 15, 24, 28, 516 24, 24, 25, 25, 25, 50, 24, 50, 25, 90, 517 518 15, 17, 28, 17, 26, 26, 26, 27, 27, 62, 519 44, 87, 44, 44, 62, 17, 84, 17, 44, 17, 520 21, 21, 21, 21, 21, 45, 45, 45, 86, 21, 521 21, 21, 21, 83, 83, 83, 85, 85, 85, 88, 522 82, 86, 81, 78, 77, 76, 75, 74, 73, 72, 523 71, 70, 88, 94, 94, 94, 94, 94, 94, 94, 524 94, 95, 95, 95, 96, 96, 96, 96, 97, 69, 525 97, 98, 68, 98, 67, 98, 98, 99, 66, 99, 526 99, 99, 99, 100, 64, 100, 100, 101, 101, 101, 527 101, 101, 101, 101, 101, 102, 102, 102, 102, 102, 528 529 102, 102, 102, 103, 63, 103, 104, 104, 104, 61, 530 104, 104, 105, 105, 105, 105, 105, 105, 105, 105, 531 60, 59, 58, 56, 55, 54, 53, 52, 51, 49, 532 42, 40, 38, 37, 36, 35, 34, 33, 32, 30, 533 19, 18, 16, 11, 4, 3, 93, 93, 93, 93, 534 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, 535 93, 93, 93, 93, 93, 93, 93, 93, 93, 93, 536 93, 93, 93, 93, 93, 93, 93, 93, 93, 93 537 } ; 538 539static yy_state_type yy_last_accepting_state; 540static char *yy_last_accepting_cpos; 541 542extern int yy_flex_debug; 543int yy_flex_debug = 0; 544 545/* The intent behind this definition is that it'll catch 546 * any uses of REJECT which flex missed. 547 */ 548#define REJECT reject_used_but_not_detected 549#define yymore() yymore_used_but_not_detected 550#define YY_MORE_ADJ 0 551#define YY_RESTORE_YY_MORE_OFFSET 552char *yytext; 553#line 1 "dtc-lexer.l" 554/* 555 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. 556 * 557 * 558 * This program is free software; you can redistribute it and/or 559 * modify it under the terms of the GNU General Public License as 560 * published by the Free Software Foundation; either version 2 of the 561 * License, or (at your option) any later version. 562 * 563 * This program is distributed in the hope that it will be useful, 564 * but WITHOUT ANY WARRANTY; without even the implied warranty of 565 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 566 * General Public License for more details. 567 * 568 * You should have received a copy of the GNU General Public License 569 * along with this program; if not, write to the Free Software 570 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 571 * USA 572 */ 573#define YY_NO_INPUT 1 574 575 576 577 578#line 37 "dtc-lexer.l" 579#include "dtc.h" 580#include "srcpos.h" 581#include "dtc-parser.tab.h" 582 583YYLTYPE yylloc; 584 585/* CAUTION: this will stop working if we ever use yyless() or yyunput() */ 586#define YY_USER_ACTION \ 587 { \ 588 srcpos_update(&yylloc, yytext, yyleng); \ 589 } 590 591/*#define LEXDEBUG 1*/ 592 593#ifdef LEXDEBUG 594#define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) 595#else 596#define DPRINT(fmt, ...) do { } while (0) 597#endif 598 599static int dts_version = 1; 600 601#define BEGIN_DEFAULT() DPRINT("<V1>\n"); \ 602 BEGIN(V1); \ 603 604static void push_input_file(const char *filename); 605static int pop_input_file(void); 606#line 607 "dtc-lexer.lex.c" 607 608#define INITIAL 0 609#define INCLUDE 1 610#define BYTESTRING 2 611#define PROPNODENAME 3 612#define V1 4 613 614#ifndef YY_NO_UNISTD_H 615/* Special case for "unistd.h", since it is non-ANSI. We include it way 616 * down here because we want the user's section 1 to have been scanned first. 617 * The user has a chance to override it with an option. 618 */ 619#include <unistd.h> 620#endif 621 622#ifndef YY_EXTRA_TYPE 623#define YY_EXTRA_TYPE void * 624#endif 625 626static int yy_init_globals (void ); 627 628/* Accessor methods to globals. 629 These are made visible to non-reentrant scanners for convenience. */ 630 631int yylex_destroy (void ); 632 633int yyget_debug (void ); 634 635void yyset_debug (int debug_flag ); 636 637YY_EXTRA_TYPE yyget_extra (void ); 638 639void yyset_extra (YY_EXTRA_TYPE user_defined ); 640 641FILE *yyget_in (void ); 642 643void yyset_in (FILE * in_str ); 644 645FILE *yyget_out (void ); 646 647void yyset_out (FILE * out_str ); 648 649int yyget_leng (void ); 650 651char *yyget_text (void ); 652 653int yyget_lineno (void ); 654 655void yyset_lineno (int line_number ); 656 657/* Macros after this point can all be overridden by user definitions in 658 * section 1. 659 */ 660 661#ifndef YY_SKIP_YYWRAP 662#ifdef __cplusplus 663extern "C" int yywrap (void ); 664#else 665extern int yywrap (void ); 666#endif 667#endif 668 669#ifndef yytext_ptr 670static void yy_flex_strncpy (char *,yyconst char *,int ); 671#endif 672 673#ifdef YY_NEED_STRLEN 674static int yy_flex_strlen (yyconst char * ); 675#endif 676 677#ifndef YY_NO_INPUT 678 679#ifdef __cplusplus 680static int yyinput (void ); 681#else 682static int input (void ); 683#endif 684 685#endif 686 687/* Amount of stuff to slurp up with each read. */ 688#ifndef YY_READ_BUF_SIZE 689#ifdef __ia64__ 690/* On IA-64, the buffer size is 16k, not 8k */ 691#define YY_READ_BUF_SIZE 16384 692#else 693#define YY_READ_BUF_SIZE 8192 694#endif /* __ia64__ */ 695#endif 696 697/* Copy whatever the last rule matched to the standard output. */ 698#ifndef ECHO 699/* This used to be an fputs(), but since the string might contain NUL's, 700 * we now use fwrite(). 701 */ 702#define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0) 703#endif 704 705/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 706 * is returned in "result". 707 */ 708#ifndef YY_INPUT 709#define YY_INPUT(buf,result,max_size) \ 710 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ 711 { \ 712 int c = '*'; \ 713 size_t n; \ 714 for ( n = 0; n < max_size && \ 715 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ 716 buf[n] = (char) c; \ 717 if ( c == '\n' ) \ 718 buf[n++] = (char) c; \ 719 if ( c == EOF && ferror( yyin ) ) \ 720 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 721 result = n; \ 722 } \ 723 else \ 724 { \ 725 errno=0; \ 726 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ 727 { \ 728 if( errno != EINTR) \ 729 { \ 730 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 731 break; \ 732 } \ 733 errno=0; \ 734 clearerr(yyin); \ 735 } \ 736 }\ 737\ 738 739#endif 740 741/* No semi-colon after return; correct usage is to write "yyterminate();" - 742 * we don't want an extra ';' after the "return" because that will cause 743 * some compilers to complain about unreachable statements. 744 */ 745#ifndef yyterminate 746#define yyterminate() return YY_NULL 747#endif 748 749/* Number of entries by which start-condition stack grows. */ 750#ifndef YY_START_STACK_INCR 751#define YY_START_STACK_INCR 25 752#endif 753 754/* Report a fatal error. */ 755#ifndef YY_FATAL_ERROR 756#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 757#endif 758 759/* end tables serialization structures and prototypes */ 760 761/* Default declaration of generated scanner - a define so the user can 762 * easily add parameters. 763 */ 764#ifndef YY_DECL 765#define YY_DECL_IS_OURS 1 766 767extern int yylex (void); 768 769#define YY_DECL int yylex (void) 770#endif /* !YY_DECL */ 771 772/* Code executed at the beginning of each rule, after yytext and yyleng 773 * have been set up. 774 */ 775#ifndef YY_USER_ACTION 776#define YY_USER_ACTION 777#endif 778 779/* Code executed at the end of each rule. */ 780#ifndef YY_BREAK 781#define YY_BREAK break; 782#endif 783 784#define YY_RULE_SETUP \ 785 YY_USER_ACTION 786 787/** The main scanner function which does all the work. 788 */ 789YY_DECL 790{ 791 register yy_state_type yy_current_state; 792 register char *yy_cp, *yy_bp; 793 register int yy_act; 794 795#line 66 "dtc-lexer.l" 796 797#line 798 "dtc-lexer.lex.c" 798 799 if ( !(yy_init) ) 800 { 801 (yy_init) = 1; 802 803#ifdef YY_USER_INIT 804 YY_USER_INIT; 805#endif 806 807 if ( ! (yy_start) ) 808 (yy_start) = 1; /* first start state */ 809 810 if ( ! yyin ) 811 yyin = stdin; 812 813 if ( ! yyout ) 814 yyout = stdout; 815 816 if ( ! YY_CURRENT_BUFFER ) { 817 yyensure_buffer_stack (); 818 YY_CURRENT_BUFFER_LVALUE = 819 yy_create_buffer(yyin,YY_BUF_SIZE ); 820 } 821 822 yy_load_buffer_state( ); 823 } 824 825 while ( 1 ) /* loops until end-of-file is reached */ 826 { 827 yy_cp = (yy_c_buf_p); 828 829 /* Support of yytext. */ 830 *yy_cp = (yy_hold_char); 831 832 /* yy_bp points to the position in yy_ch_buf of the start of 833 * the current run. 834 */ 835 yy_bp = yy_cp; 836 837 yy_current_state = (yy_start); 838yy_match: 839 do 840 { 841 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; 842 if ( yy_accept[yy_current_state] ) 843 { 844 (yy_last_accepting_state) = yy_current_state; 845 (yy_last_accepting_cpos) = yy_cp; 846 } 847 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 848 { 849 yy_current_state = (int) yy_def[yy_current_state]; 850 if ( yy_current_state >= 94 ) 851 yy_c = yy_meta[(unsigned int) yy_c]; 852 } 853 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 854 ++yy_cp; 855 } 856 while ( yy_current_state != 93 ); 857 yy_cp = (yy_last_accepting_cpos); 858 yy_current_state = (yy_last_accepting_state); 859 860yy_find_action: 861 yy_act = yy_accept[yy_current_state]; 862 863 YY_DO_BEFORE_ACTION; 864 865do_action: /* This label is used only to access EOF actions. */ 866 867 switch ( yy_act ) 868 { /* beginning of action switch */ 869 case 0: /* must back up */ 870 /* undo the effects of YY_DO_BEFORE_ACTION */ 871 *yy_cp = (yy_hold_char); 872 yy_cp = (yy_last_accepting_cpos); 873 yy_current_state = (yy_last_accepting_state); 874 goto yy_find_action; 875 876case 1: 877/* rule 1 can match eol */ 878YY_RULE_SETUP 879#line 67 "dtc-lexer.l" 880{ 881 char *name = strchr(yytext, '\"') + 1; 882 yytext[yyleng-1] = '\0'; 883 push_input_file(name); 884 } 885 YY_BREAK 886case YY_STATE_EOF(INITIAL): 887case YY_STATE_EOF(INCLUDE): 888case YY_STATE_EOF(BYTESTRING): 889case YY_STATE_EOF(PROPNODENAME): 890case YY_STATE_EOF(V1): 891#line 73 "dtc-lexer.l" 892{ 893 if (!pop_input_file()) { 894 yyterminate(); 895 } 896 } 897 YY_BREAK 898case 2: 899/* rule 2 can match eol */ 900YY_RULE_SETUP 901#line 79 "dtc-lexer.l" 902{ 903 DPRINT("String: %s\n", yytext); 904 yylval.data = data_copy_escape_string(yytext+1, 905 yyleng-2); 906 return DT_STRING; 907 } 908 YY_BREAK 909case 3: 910YY_RULE_SETUP 911#line 86 "dtc-lexer.l" 912{ 913 DPRINT("Keyword: /dts-v1/\n"); 914 dts_version = 1; 915 BEGIN_DEFAULT(); 916 return DT_V1; 917 } 918 YY_BREAK 919case 4: 920YY_RULE_SETUP 921#line 93 "dtc-lexer.l" 922{ 923 DPRINT("Keyword: /memreserve/\n"); 924 BEGIN_DEFAULT(); 925 return DT_MEMRESERVE; 926 } 927 YY_BREAK 928case 5: 929YY_RULE_SETUP 930#line 99 "dtc-lexer.l" 931{ 932 DPRINT("Label: %s\n", yytext); 933 yylval.labelref = xstrdup(yytext); 934 yylval.labelref[yyleng-1] = '\0'; 935 return DT_LABEL; 936 } 937 YY_BREAK 938case 6: 939YY_RULE_SETUP 940#line 106 "dtc-lexer.l" 941{ 942 yylval.literal = xstrdup(yytext); 943 DPRINT("Literal: '%s'\n", yylval.literal); 944 return DT_LITERAL; 945 } 946 YY_BREAK 947case 7: 948YY_RULE_SETUP 949#line 112 "dtc-lexer.l" 950{ /* label reference */ 951 DPRINT("Ref: %s\n", yytext+1); 952 yylval.labelref = xstrdup(yytext+1); 953 return DT_REF; 954 } 955 YY_BREAK 956case 8: 957YY_RULE_SETUP 958#line 118 "dtc-lexer.l" 959{ /* new-style path reference */ 960 yytext[yyleng-1] = '\0'; 961 DPRINT("Ref: %s\n", yytext+2); 962 yylval.labelref = xstrdup(yytext+2); 963 return DT_REF; 964 } 965 YY_BREAK 966case 9: 967YY_RULE_SETUP 968#line 125 "dtc-lexer.l" 969{ 970 yylval.byte = strtol(yytext, NULL, 16); 971 DPRINT("Byte: %02x\n", (int)yylval.byte); 972 return DT_BYTE; 973 } 974 YY_BREAK 975case 10: 976YY_RULE_SETUP 977#line 131 "dtc-lexer.l" 978{ 979 DPRINT("/BYTESTRING\n"); 980 BEGIN_DEFAULT(); 981 return ']'; 982 } 983 YY_BREAK 984case 11: 985YY_RULE_SETUP 986#line 137 "dtc-lexer.l" 987{ 988 DPRINT("PropNodeName: %s\n", yytext); 989 yylval.propnodename = xstrdup(yytext); 990 BEGIN_DEFAULT(); 991 return DT_PROPNODENAME; 992 } 993 YY_BREAK 994case 12: 995YY_RULE_SETUP 996#line 144 "dtc-lexer.l" 997{ 998 DPRINT("Binary Include\n"); 999 return DT_INCBIN; 1000 } 1001 YY_BREAK 1002case 13: 1003/* rule 13 can match eol */ 1004YY_RULE_SETUP 1005#line 149 "dtc-lexer.l" 1006/* eat whitespace */ 1007 YY_BREAK 1008case 14: 1009/* rule 14 can match eol */ 1010YY_RULE_SETUP 1011#line 150 "dtc-lexer.l" 1012/* eat C-style comments */ 1013 YY_BREAK 1014case 15: 1015/* rule 15 can match eol */ 1016YY_RULE_SETUP 1017#line 151 "dtc-lexer.l" 1018/* eat C++-style comments */ 1019 YY_BREAK 1020case 16: 1021YY_RULE_SETUP 1022#line 153 "dtc-lexer.l" 1023{ 1024 DPRINT("Char: %c (\\x%02x)\n", yytext[0], 1025 (unsigned)yytext[0]); 1026 if (yytext[0] == '[') { 1027 DPRINT("<BYTESTRING>\n"); 1028 BEGIN(BYTESTRING); 1029 } 1030 if ((yytext[0] == '{') 1031 || (yytext[0] == ';')) { 1032 DPRINT("<PROPNODENAME>\n"); 1033 BEGIN(PROPNODENAME); 1034 } 1035 return yytext[0]; 1036 } 1037 YY_BREAK 1038case 17: 1039YY_RULE_SETUP 1040#line 168 "dtc-lexer.l" 1041ECHO; 1042 YY_BREAK 1043#line 1044 "dtc-lexer.lex.c" 1044 1045 case YY_END_OF_BUFFER: 1046 { 1047 /* Amount of text matched not including the EOB char. */ 1048 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1049 1050 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1051 *yy_cp = (yy_hold_char); 1052 YY_RESTORE_YY_MORE_OFFSET 1053 1054 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1055 { 1056 /* We're scanning a new file or input source. It's 1057 * possible that this happened because the user 1058 * just pointed yyin at a new source and called 1059 * yylex(). If so, then we have to assure 1060 * consistency between YY_CURRENT_BUFFER and our 1061 * globals. Here is the right place to do so, because 1062 * this is the first action (other than possibly a 1063 * back-up) that will match for the new input source. 1064 */ 1065 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1066 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; 1067 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1068 } 1069 1070 /* Note that here we test for yy_c_buf_p "<=" to the position 1071 * of the first EOB in the buffer, since yy_c_buf_p will 1072 * already have been incremented past the NUL character 1073 * (since all states make transitions on EOB to the 1074 * end-of-buffer state). Contrast this with the test 1075 * in input(). 1076 */ 1077 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1078 { /* This was really a NUL. */ 1079 yy_state_type yy_next_state; 1080 1081 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1082 1083 yy_current_state = yy_get_previous_state( ); 1084 1085 /* Okay, we're now positioned to make the NUL 1086 * transition. We couldn't have 1087 * yy_get_previous_state() go ahead and do it 1088 * for us because it doesn't know how to deal 1089 * with the possibility of jamming (and we don't 1090 * want to build jamming into it because then it 1091 * will run more slowly). 1092 */ 1093 1094 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1095 1096 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1097 1098 if ( yy_next_state ) 1099 { 1100 /* Consume the NUL. */ 1101 yy_cp = ++(yy_c_buf_p); 1102 yy_current_state = yy_next_state; 1103 goto yy_match; 1104 } 1105 1106 else 1107 { 1108 yy_cp = (yy_last_accepting_cpos); 1109 yy_current_state = (yy_last_accepting_state); 1110 goto yy_find_action; 1111 } 1112 } 1113 1114 else switch ( yy_get_next_buffer( ) ) 1115 { 1116 case EOB_ACT_END_OF_FILE: 1117 { 1118 (yy_did_buffer_switch_on_eof) = 0; 1119 1120 if ( yywrap( ) ) 1121 { 1122 /* Note: because we've taken care in 1123 * yy_get_next_buffer() to have set up 1124 * yytext, we can now set up 1125 * yy_c_buf_p so that if some total 1126 * hoser (like flex itself) wants to 1127 * call the scanner after we return the 1128 * YY_NULL, it'll still work - another 1129 * YY_NULL will get returned. 1130 */ 1131 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1132 1133 yy_act = YY_STATE_EOF(YY_START); 1134 goto do_action; 1135 } 1136 1137 else 1138 { 1139 if ( ! (yy_did_buffer_switch_on_eof) ) 1140 YY_NEW_FILE; 1141 } 1142 break; 1143 } 1144 1145 case EOB_ACT_CONTINUE_SCAN: 1146 (yy_c_buf_p) = 1147 (yytext_ptr) + yy_amount_of_matched_text; 1148 1149 yy_current_state = yy_get_previous_state( ); 1150 1151 yy_cp = (yy_c_buf_p); 1152 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1153 goto yy_match; 1154 1155 case EOB_ACT_LAST_MATCH: 1156 (yy_c_buf_p) = 1157 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1158 1159 yy_current_state = yy_get_previous_state( ); 1160 1161 yy_cp = (yy_c_buf_p); 1162 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1163 goto yy_find_action; 1164 } 1165 break; 1166 } 1167 1168 default: 1169 YY_FATAL_ERROR( 1170 "fatal flex scanner internal error--no action found" ); 1171 } /* end of action switch */ 1172 } /* end of scanning one token */ 1173} /* end of yylex */ 1174 1175/* yy_get_next_buffer - try to read in a new buffer 1176 * 1177 * Returns a code representing an action: 1178 * EOB_ACT_LAST_MATCH - 1179 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1180 * EOB_ACT_END_OF_FILE - end of file 1181 */ 1182static int yy_get_next_buffer (void) 1183{ 1184 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1185 register char *source = (yytext_ptr); 1186 register int number_to_move, i; 1187 int ret_val; 1188 1189 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1190 YY_FATAL_ERROR( 1191 "fatal flex scanner internal error--end of buffer missed" ); 1192 1193 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1194 { /* Don't try to fill the buffer, so this is an EOF. */ 1195 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1196 { 1197 /* We matched a single character, the EOB, so 1198 * treat this as a final EOF. 1199 */ 1200 return EOB_ACT_END_OF_FILE; 1201 } 1202 1203 else 1204 { 1205 /* We matched some text prior to the EOB, first 1206 * process it. 1207 */ 1208 return EOB_ACT_LAST_MATCH; 1209 } 1210 } 1211 1212 /* Try to read more data. */ 1213 1214 /* First move last chars to start of buffer. */ 1215 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1216 1217 for ( i = 0; i < number_to_move; ++i ) 1218 *(dest++) = *(source++); 1219 1220 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1221 /* don't do the read, it's not guaranteed to return an EOF, 1222 * just force an EOF 1223 */ 1224 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1225 1226 else 1227 { 1228 int num_to_read = 1229 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1230 1231 while ( num_to_read <= 0 ) 1232 { /* Not enough room in the buffer - grow it. */ 1233 1234 /* just a shorter name for the current buffer */ 1235 YY_BUFFER_STATE b = YY_CURRENT_BUFFER; 1236 1237 int yy_c_buf_p_offset = 1238 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1239 1240 if ( b->yy_is_our_buffer ) 1241 { 1242 int new_size = b->yy_buf_size * 2; 1243 1244 if ( new_size <= 0 ) 1245 b->yy_buf_size += b->yy_buf_size / 8; 1246 else 1247 b->yy_buf_size *= 2; 1248 1249 b->yy_ch_buf = (char *) 1250 /* Include room in for 2 EOB chars. */ 1251 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1252 } 1253 else 1254 /* Can't grow it, we don't own it. */ 1255 b->yy_ch_buf = 0; 1256 1257 if ( ! b->yy_ch_buf ) 1258 YY_FATAL_ERROR( 1259 "fatal error - scanner input buffer overflow" ); 1260 1261 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1262 1263 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1264 number_to_move - 1; 1265 1266 } 1267 1268 if ( num_to_read > YY_READ_BUF_SIZE ) 1269 num_to_read = YY_READ_BUF_SIZE; 1270 1271 /* Read in more data. */ 1272 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1273 (yy_n_chars), (size_t) num_to_read ); 1274 1275 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1276 } 1277 1278 if ( (yy_n_chars) == 0 ) 1279 { 1280 if ( number_to_move == YY_MORE_ADJ ) 1281 { 1282 ret_val = EOB_ACT_END_OF_FILE; 1283 yyrestart(yyin ); 1284 } 1285 1286 else 1287 { 1288 ret_val = EOB_ACT_LAST_MATCH; 1289 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1290 YY_BUFFER_EOF_PENDING; 1291 } 1292 } 1293 1294 else 1295 ret_val = EOB_ACT_CONTINUE_SCAN; 1296 1297 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1298 /* Extend the array by 50%, plus the number we really need. */ 1299 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1300 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1301 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1302 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1303 } 1304 1305 (yy_n_chars) += number_to_move; 1306 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1307 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1308 1309 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1310 1311 return ret_val; 1312} 1313 1314/* yy_get_previous_state - get the state just before the EOB char was reached */ 1315 1316 static yy_state_type yy_get_previous_state (void) 1317{ 1318 register yy_state_type yy_current_state; 1319 register char *yy_cp; 1320 1321 yy_current_state = (yy_start); 1322 1323 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1324 { 1325 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1326 if ( yy_accept[yy_current_state] ) 1327 { 1328 (yy_last_accepting_state) = yy_current_state; 1329 (yy_last_accepting_cpos) = yy_cp; 1330 } 1331 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1332 { 1333 yy_current_state = (int) yy_def[yy_current_state]; 1334 if ( yy_current_state >= 94 ) 1335 yy_c = yy_meta[(unsigned int) yy_c]; 1336 } 1337 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1338 } 1339 1340 return yy_current_state; 1341} 1342 1343/* yy_try_NUL_trans - try to make a transition on the NUL character 1344 * 1345 * synopsis 1346 * next_state = yy_try_NUL_trans( current_state ); 1347 */ 1348 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1349{ 1350 register int yy_is_jam; 1351 register char *yy_cp = (yy_c_buf_p); 1352 1353 register YY_CHAR yy_c = 1; 1354 if ( yy_accept[yy_current_state] ) 1355 { 1356 (yy_last_accepting_state) = yy_current_state; 1357 (yy_last_accepting_cpos) = yy_cp; 1358 } 1359 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1360 { 1361 yy_current_state = (int) yy_def[yy_current_state]; 1362 if ( yy_current_state >= 94 ) 1363 yy_c = yy_meta[(unsigned int) yy_c]; 1364 } 1365 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1366 yy_is_jam = (yy_current_state == 93); 1367 1368 return yy_is_jam ? 0 : yy_current_state; 1369} 1370 1371#ifndef YY_NO_INPUT 1372#ifdef __cplusplus 1373 static int yyinput (void) 1374#else 1375 static int input (void) 1376#endif 1377 1378{ 1379 int c; 1380 1381 *(yy_c_buf_p) = (yy_hold_char); 1382 1383 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1384 { 1385 /* yy_c_buf_p now points to the character we want to return. 1386 * If this occurs *before* the EOB characters, then it's a 1387 * valid NUL; if not, then we've hit the end of the buffer. 1388 */ 1389 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1390 /* This was really a NUL. */ 1391 *(yy_c_buf_p) = '\0'; 1392 1393 else 1394 { /* need more input */ 1395 int offset = (yy_c_buf_p) - (yytext_ptr); 1396 ++(yy_c_buf_p); 1397 1398 switch ( yy_get_next_buffer( ) ) 1399 { 1400 case EOB_ACT_LAST_MATCH: 1401 /* This happens because yy_g_n_b() 1402 * sees that we've accumulated a 1403 * token and flags that we need to 1404 * try matching the token before 1405 * proceeding. But for input(), 1406 * there's no matching to consider. 1407 * So convert the EOB_ACT_LAST_MATCH 1408 * to EOB_ACT_END_OF_FILE. 1409 */ 1410 1411 /* Reset buffer status. */ 1412 yyrestart(yyin ); 1413 1414 /*FALLTHROUGH*/ 1415 1416 case EOB_ACT_END_OF_FILE: 1417 { 1418 if ( yywrap( ) ) 1419 return EOF; 1420 1421 if ( ! (yy_did_buffer_switch_on_eof) ) 1422 YY_NEW_FILE; 1423#ifdef __cplusplus 1424 return yyinput(); 1425#else 1426 return input(); 1427#endif 1428 } 1429 1430 case EOB_ACT_CONTINUE_SCAN: 1431 (yy_c_buf_p) = (yytext_ptr) + offset; 1432 break; 1433 } 1434 } 1435 } 1436 1437 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1438 *(yy_c_buf_p) = '\0'; /* preserve yytext */ 1439 (yy_hold_char) = *++(yy_c_buf_p); 1440 1441 return c; 1442} 1443#endif /* ifndef YY_NO_INPUT */ 1444 1445/** Immediately switch to a different input stream. 1446 * @param input_file A readable stream. 1447 * 1448 * @note This function does not reset the start condition to @c INITIAL . 1449 */ 1450 void yyrestart (FILE * input_file ) 1451{ 1452 1453 if ( ! YY_CURRENT_BUFFER ){ 1454 yyensure_buffer_stack (); 1455 YY_CURRENT_BUFFER_LVALUE = 1456 yy_create_buffer(yyin,YY_BUF_SIZE ); 1457 } 1458 1459 yy_init_buffer(YY_CURRENT_BUFFER,input_file ); 1460 yy_load_buffer_state( ); 1461} 1462 1463/** Switch to a different input buffer. 1464 * @param new_buffer The new input buffer. 1465 * 1466 */ 1467 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1468{ 1469 1470 /* TODO. We should be able to replace this entire function body 1471 * with 1472 * yypop_buffer_state(); 1473 * yypush_buffer_state(new_buffer); 1474 */ 1475 yyensure_buffer_stack (); 1476 if ( YY_CURRENT_BUFFER == new_buffer ) 1477 return; 1478 1479 if ( YY_CURRENT_BUFFER ) 1480 { 1481 /* Flush out information for old buffer. */ 1482 *(yy_c_buf_p) = (yy_hold_char); 1483 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1484 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1485 } 1486 1487 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1488 yy_load_buffer_state( ); 1489 1490 /* We don't actually know whether we did this switch during 1491 * EOF (yywrap()) processing, but the only time this flag 1492 * is looked at is after yywrap() is called, so it's safe 1493 * to go ahead and always set it. 1494 */ 1495 (yy_did_buffer_switch_on_eof) = 1; 1496} 1497 1498static void yy_load_buffer_state (void) 1499{ 1500 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1501 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1502 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1503 (yy_hold_char) = *(yy_c_buf_p); 1504} 1505 1506/** Allocate and initialize an input buffer state. 1507 * @param file A readable stream. 1508 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1509 * 1510 * @return the allocated buffer state. 1511 */ 1512 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) 1513{ 1514 YY_BUFFER_STATE b; 1515 1516 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1517 if ( ! b ) 1518 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1519 1520 b->yy_buf_size = size; 1521 1522 /* yy_ch_buf has to be 2 characters longer than the size given because 1523 * we need to put in 2 end-of-buffer characters. 1524 */ 1525 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); 1526 if ( ! b->yy_ch_buf ) 1527 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1528 1529 b->yy_is_our_buffer = 1; 1530 1531 yy_init_buffer(b,file ); 1532 1533 return b; 1534} 1535 1536/** Destroy the buffer. 1537 * @param b a buffer created with yy_create_buffer() 1538 * 1539 */ 1540 void yy_delete_buffer (YY_BUFFER_STATE b ) 1541{ 1542 1543 if ( ! b ) 1544 return; 1545 1546 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1547 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1548 1549 if ( b->yy_is_our_buffer ) 1550 yyfree((void *) b->yy_ch_buf ); 1551 1552 yyfree((void *) b ); 1553} 1554 1555/* Initializes or reinitializes a buffer. 1556 * This function is sometimes called more than once on the same buffer, 1557 * such as during a yyrestart() or at EOF. 1558 */ 1559 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1560 1561{ 1562 int oerrno = errno; 1563 1564 yy_flush_buffer(b ); 1565 1566 b->yy_input_file = file; 1567 b->yy_fill_buffer = 1; 1568 1569 /* If b is the current buffer, then yy_init_buffer was _probably_ 1570 * called from yyrestart() or through yy_get_next_buffer. 1571 * In that case, we don't want to reset the lineno or column. 1572 */ 1573 if (b != YY_CURRENT_BUFFER){ 1574 b->yy_bs_lineno = 1; 1575 b->yy_bs_column = 0; 1576 } 1577 1578 b->yy_is_interactive = 0; 1579 1580 errno = oerrno; 1581} 1582 1583/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1584 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1585 * 1586 */ 1587 void yy_flush_buffer (YY_BUFFER_STATE b ) 1588{ 1589 if ( ! b ) 1590 return; 1591 1592 b->yy_n_chars = 0; 1593 1594 /* We always need two end-of-buffer characters. The first causes 1595 * a transition to the end-of-buffer state. The second causes 1596 * a jam in that state. 1597 */ 1598 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1599 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1600 1601 b->yy_buf_pos = &b->yy_ch_buf[0]; 1602 1603 b->yy_at_bol = 1; 1604 b->yy_buffer_status = YY_BUFFER_NEW; 1605 1606 if ( b == YY_CURRENT_BUFFER ) 1607 yy_load_buffer_state( ); 1608} 1609 1610/** Pushes the new state onto the stack. The new state becomes 1611 * the current state. This function will allocate the stack 1612 * if necessary. 1613 * @param new_buffer The new state. 1614 * 1615 */ 1616void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) 1617{ 1618 if (new_buffer == NULL) 1619 return; 1620 1621 yyensure_buffer_stack(); 1622 1623 /* This block is copied from yy_switch_to_buffer. */ 1624 if ( YY_CURRENT_BUFFER ) 1625 { 1626 /* Flush out information for old buffer. */ 1627 *(yy_c_buf_p) = (yy_hold_char); 1628 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1629 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1630 } 1631 1632 /* Only push if top exists. Otherwise, replace top. */ 1633 if (YY_CURRENT_BUFFER) 1634 (yy_buffer_stack_top)++; 1635 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1636 1637 /* copied from yy_switch_to_buffer. */ 1638 yy_load_buffer_state( ); 1639 (yy_did_buffer_switch_on_eof) = 1; 1640} 1641 1642/** Removes and deletes the top of the stack, if present. 1643 * The next element becomes the new top. 1644 * 1645 */ 1646void yypop_buffer_state (void) 1647{ 1648 if (!YY_CURRENT_BUFFER) 1649 return; 1650 1651 yy_delete_buffer(YY_CURRENT_BUFFER ); 1652 YY_CURRENT_BUFFER_LVALUE = NULL; 1653 if ((yy_buffer_stack_top) > 0) 1654 --(yy_buffer_stack_top); 1655 1656 if (YY_CURRENT_BUFFER) { 1657 yy_load_buffer_state( ); 1658 (yy_did_buffer_switch_on_eof) = 1; 1659 } 1660} 1661 1662/* Allocates the stack if it does not exist. 1663 * Guarantees space for at least one push. 1664 */ 1665static void yyensure_buffer_stack (void) 1666{ 1667 int num_to_alloc; 1668 1669 if (!(yy_buffer_stack)) { 1670 1671 /* First allocation is just for 2 elements, since we don't know if this 1672 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1673 * immediate realloc on the next call. 1674 */ 1675 num_to_alloc = 1; 1676 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc 1677 (num_to_alloc * sizeof(struct yy_buffer_state*) 1678 ); 1679 if ( ! (yy_buffer_stack) ) 1680 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1681 1682 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1683 1684 (yy_buffer_stack_max) = num_to_alloc; 1685 (yy_buffer_stack_top) = 0; 1686 return; 1687 } 1688 1689 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1690 1691 /* Increase the buffer to prepare for a possible push. */ 1692 int grow_size = 8 /* arbitrary grow size */; 1693 1694 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1695 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc 1696 ((yy_buffer_stack), 1697 num_to_alloc * sizeof(struct yy_buffer_state*) 1698 ); 1699 if ( ! (yy_buffer_stack) ) 1700 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1701 1702 /* zero only the new slots.*/ 1703 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1704 (yy_buffer_stack_max) = num_to_alloc; 1705 } 1706} 1707 1708/** Setup the input buffer state to scan directly from a user-specified character buffer. 1709 * @param base the character buffer 1710 * @param size the size in bytes of the character buffer 1711 * 1712 * @return the newly allocated buffer state object. 1713 */ 1714YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) 1715{ 1716 YY_BUFFER_STATE b; 1717 1718 if ( size < 2 || 1719 base[size-2] != YY_END_OF_BUFFER_CHAR || 1720 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1721 /* They forgot to leave room for the EOB's. */ 1722 return 0; 1723 1724 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1725 if ( ! b ) 1726 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); 1727 1728 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1729 b->yy_buf_pos = b->yy_ch_buf = base; 1730 b->yy_is_our_buffer = 0; 1731 b->yy_input_file = 0; 1732 b->yy_n_chars = b->yy_buf_size; 1733 b->yy_is_interactive = 0; 1734 b->yy_at_bol = 1; 1735 b->yy_fill_buffer = 0; 1736 b->yy_buffer_status = YY_BUFFER_NEW; 1737 1738 yy_switch_to_buffer(b ); 1739 1740 return b; 1741} 1742 1743/** Setup the input buffer state to scan a string. The next call to yylex() will 1744 * scan from a @e copy of @a str. 1745 * @param yystr a NUL-terminated string to scan 1746 * 1747 * @return the newly allocated buffer state object. 1748 * @note If you want to scan bytes that may contain NUL values, then use 1749 * yy_scan_bytes() instead. 1750 */ 1751YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 1752{ 1753 1754 return yy_scan_bytes(yystr,strlen(yystr) ); 1755} 1756 1757/** Setup the input buffer state to scan the given bytes. The next call to yylex() will 1758 * scan from a @e copy of @a bytes. 1759 * @param yybytes the byte buffer to scan 1760 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. 1761 * 1762 * @return the newly allocated buffer state object. 1763 */ 1764YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) 1765{ 1766 YY_BUFFER_STATE b; 1767 char *buf; 1768 yy_size_t n; 1769 int i; 1770 1771 /* Get memory for full buffer, including space for trailing EOB's. */ 1772 n = _yybytes_len + 2; 1773 buf = (char *) yyalloc(n ); 1774 if ( ! buf ) 1775 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); 1776 1777 for ( i = 0; i < _yybytes_len; ++i ) 1778 buf[i] = yybytes[i]; 1779 1780 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 1781 1782 b = yy_scan_buffer(buf,n ); 1783 if ( ! b ) 1784 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); 1785 1786 /* It's okay to grow etc. this buffer, and we should throw it 1787 * away when we're done. 1788 */ 1789 b->yy_is_our_buffer = 1; 1790 1791 return b; 1792} 1793 1794#ifndef YY_EXIT_FAILURE 1795#define YY_EXIT_FAILURE 2 1796#endif 1797 1798static void yy_fatal_error (yyconst char* msg ) 1799{ 1800 (void) fprintf( stderr, "%s\n", msg ); 1801 exit( YY_EXIT_FAILURE ); 1802} 1803 1804/* Redefine yyless() so it works in section 3 code. */ 1805 1806#undef yyless 1807#define yyless(n) \ 1808 do \ 1809 { \ 1810 /* Undo effects of setting up yytext. */ \ 1811 int yyless_macro_arg = (n); \ 1812 YY_LESS_LINENO(yyless_macro_arg);\ 1813 yytext[yyleng] = (yy_hold_char); \ 1814 (yy_c_buf_p) = yytext + yyless_macro_arg; \ 1815 (yy_hold_char) = *(yy_c_buf_p); \ 1816 *(yy_c_buf_p) = '\0'; \ 1817 yyleng = yyless_macro_arg; \ 1818 } \ 1819 while ( 0 ) 1820 1821/* Accessor methods (get/set functions) to struct members. */ 1822 1823/** Get the current line number. 1824 * 1825 */ 1826int yyget_lineno (void) 1827{ 1828 1829 return yylineno; 1830} 1831 1832/** Get the input stream. 1833 * 1834 */ 1835FILE *yyget_in (void) 1836{ 1837 return yyin; 1838} 1839 1840/** Get the output stream. 1841 * 1842 */ 1843FILE *yyget_out (void) 1844{ 1845 return yyout; 1846} 1847 1848/** Get the length of the current token. 1849 * 1850 */ 1851int yyget_leng (void) 1852{ 1853 return yyleng; 1854} 1855 1856/** Get the current token. 1857 * 1858 */ 1859 1860char *yyget_text (void) 1861{ 1862 return yytext; 1863} 1864 1865/** Set the current line number. 1866 * @param line_number 1867 * 1868 */ 1869void yyset_lineno (int line_number ) 1870{ 1871 1872 yylineno = line_number; 1873} 1874 1875/** Set the input stream. This does not discard the current 1876 * input buffer. 1877 * @param in_str A readable stream. 1878 * 1879 * @see yy_switch_to_buffer 1880 */ 1881void yyset_in (FILE * in_str ) 1882{ 1883 yyin = in_str ; 1884} 1885 1886void yyset_out (FILE * out_str ) 1887{ 1888 yyout = out_str ; 1889} 1890 1891int yyget_debug (void) 1892{ 1893 return yy_flex_debug; 1894} 1895 1896void yyset_debug (int bdebug ) 1897{ 1898 yy_flex_debug = bdebug ; 1899} 1900 1901static int yy_init_globals (void) 1902{ 1903 /* Initialization is the same as for the non-reentrant scanner. 1904 * This function is called from yylex_destroy(), so don't allocate here. 1905 */ 1906 1907 (yy_buffer_stack) = 0; 1908 (yy_buffer_stack_top) = 0; 1909 (yy_buffer_stack_max) = 0; 1910 (yy_c_buf_p) = (char *) 0; 1911 (yy_init) = 0; 1912 (yy_start) = 0; 1913 1914/* Defined in main.c */ 1915#ifdef YY_STDINIT 1916 yyin = stdin; 1917 yyout = stdout; 1918#else 1919 yyin = (FILE *) 0; 1920 yyout = (FILE *) 0; 1921#endif 1922 1923 /* For future reference: Set errno on error, since we are called by 1924 * yylex_init() 1925 */ 1926 return 0; 1927} 1928 1929/* yylex_destroy is for both reentrant and non-reentrant scanners. */ 1930int yylex_destroy (void) 1931{ 1932 1933 /* Pop the buffer stack, destroying each element. */ 1934 while(YY_CURRENT_BUFFER){ 1935 yy_delete_buffer(YY_CURRENT_BUFFER ); 1936 YY_CURRENT_BUFFER_LVALUE = NULL; 1937 yypop_buffer_state(); 1938 } 1939 1940 /* Destroy the stack itself. */ 1941 yyfree((yy_buffer_stack) ); 1942 (yy_buffer_stack) = NULL; 1943 1944 /* Reset the globals. This is important in a non-reentrant scanner so the next time 1945 * yylex() is called, initialization will occur. */ 1946 yy_init_globals( ); 1947 1948 return 0; 1949} 1950 1951/* 1952 * Internal utility routines. 1953 */ 1954 1955#ifndef yytext_ptr 1956static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 1957{ 1958 register int i; 1959 for ( i = 0; i < n; ++i ) 1960 s1[i] = s2[i]; 1961} 1962#endif 1963 1964#ifdef YY_NEED_STRLEN 1965static int yy_flex_strlen (yyconst char * s ) 1966{ 1967 register int n; 1968 for ( n = 0; s[n]; ++n ) 1969 ; 1970 1971 return n; 1972} 1973#endif 1974 1975void *yyalloc (yy_size_t size ) 1976{ 1977 return (void *) malloc( size ); 1978} 1979 1980void *yyrealloc (void * ptr, yy_size_t size ) 1981{ 1982 /* The cast to (char *) in the following accommodates both 1983 * implementations that use char* generic pointers, and those 1984 * that use void* generic pointers. It works with the latter 1985 * because both ANSI C and C++ allow castless assignment from 1986 * any pointer type to void*, and deal with argument conversions 1987 * as though doing an assignment. 1988 */ 1989 return (void *) realloc( (char *) ptr, size ); 1990} 1991 1992void yyfree (void * ptr ) 1993{ 1994 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ 1995} 1996 1997#define YYTABLES_NAME "yytables" 1998 1999#line 168 "dtc-lexer.l" 2000 2001 2002 2003static void push_input_file(const char *filename) 2004{ 2005 assert(filename); 2006 2007 srcfile_push(filename); 2008 2009 yyin = current_srcfile->f; 2010 2011 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE)); 2012} 2013 2014 2015static int pop_input_file(void) 2016{ 2017 if (srcfile_pop() == 0) 2018 return 0; 2019 2020 yypop_buffer_state(); 2021 yyin = current_srcfile->f; 2022 2023 return 1; 2024} 2025 2026