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 39 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 164 165#ifndef YY_TYPEDEF_YY_SIZE_T 166#define YY_TYPEDEF_YY_SIZE_T 167typedef size_t yy_size_t; 168#endif 169 170extern yy_size_t yyleng; 171 172extern FILE *yyin, *yyout; 173 174#define EOB_ACT_CONTINUE_SCAN 0 175#define EOB_ACT_END_OF_FILE 1 176#define EOB_ACT_LAST_MATCH 2 177 178 #define YY_LESS_LINENO(n) 179 #define YY_LINENO_REWIND_TO(ptr) 180 181/* Return all but the first "n" matched characters back to the input stream. */ 182#define yyless(n) \ 183 do \ 184 { \ 185 /* Undo effects of setting up yytext. */ \ 186 int yyless_macro_arg = (n); \ 187 YY_LESS_LINENO(yyless_macro_arg);\ 188 *yy_cp = (yy_hold_char); \ 189 YY_RESTORE_YY_MORE_OFFSET \ 190 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ 191 YY_DO_BEFORE_ACTION; /* set up yytext again */ \ 192 } \ 193 while ( 0 ) 194 195#define unput(c) yyunput( c, (yytext_ptr) ) 196 197#ifndef YY_STRUCT_YY_BUFFER_STATE 198#define YY_STRUCT_YY_BUFFER_STATE 199struct yy_buffer_state 200 { 201 FILE *yy_input_file; 202 203 char *yy_ch_buf; /* input buffer */ 204 char *yy_buf_pos; /* current position in input buffer */ 205 206 /* Size of input buffer in bytes, not including room for EOB 207 * characters. 208 */ 209 yy_size_t yy_buf_size; 210 211 /* Number of characters read into yy_ch_buf, not including EOB 212 * characters. 213 */ 214 yy_size_t yy_n_chars; 215 216 /* Whether we "own" the buffer - i.e., we know we created it, 217 * and can realloc() it to grow it, and should free() it to 218 * delete it. 219 */ 220 int yy_is_our_buffer; 221 222 /* Whether this is an "interactive" input source; if so, and 223 * if we're using stdio for input, then we want to use getc() 224 * instead of fread(), to make sure we stop fetching input after 225 * each newline. 226 */ 227 int yy_is_interactive; 228 229 /* Whether we're considered to be at the beginning of a line. 230 * If so, '^' rules will be active on the next match, otherwise 231 * not. 232 */ 233 int yy_at_bol; 234 235 int yy_bs_lineno; /**< The line count. */ 236 int yy_bs_column; /**< The column count. */ 237 238 /* Whether to try to fill the input buffer when we reach the 239 * end of it. 240 */ 241 int yy_fill_buffer; 242 243 int yy_buffer_status; 244 245#define YY_BUFFER_NEW 0 246#define YY_BUFFER_NORMAL 1 247 /* When an EOF's been seen but there's still some text to process 248 * then we mark the buffer as YY_EOF_PENDING, to indicate that we 249 * shouldn't try reading from the input source any more. We might 250 * still have a bunch of tokens to match, though, because of 251 * possible backing-up. 252 * 253 * When we actually see the EOF, we change the status to "new" 254 * (via yyrestart()), so that the user can continue scanning by 255 * just pointing yyin at a new input file. 256 */ 257#define YY_BUFFER_EOF_PENDING 2 258 259 }; 260#endif /* !YY_STRUCT_YY_BUFFER_STATE */ 261 262/* Stack of input buffers. */ 263static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 264static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 265static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ 266 267/* We provide macros for accessing buffer states in case in the 268 * future we want to put the buffer states in a more general 269 * "scanner state". 270 * 271 * Returns the top of the stack, or NULL. 272 */ 273#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ 274 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ 275 : NULL) 276 277/* Same as previous macro, but useful when we know that the buffer stack is not 278 * NULL or when we need an lvalue. For internal use only. 279 */ 280#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] 281 282/* yy_hold_char holds the character lost when yytext is formed. */ 283static char yy_hold_char; 284static yy_size_t yy_n_chars; /* number of characters read into yy_ch_buf */ 285yy_size_t yyleng; 286 287/* Points to current character in buffer. */ 288static char *yy_c_buf_p = (char *) 0; 289static int yy_init = 0; /* whether we need to initialize */ 290static int yy_start = 0; /* start state number */ 291 292/* Flag which is used to allow yywrap()'s to do buffer switches 293 * instead of setting up a fresh yyin. A bit of a hack ... 294 */ 295static int yy_did_buffer_switch_on_eof; 296 297void yyrestart (FILE *input_file ); 298void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); 299YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); 300void yy_delete_buffer (YY_BUFFER_STATE b ); 301void yy_flush_buffer (YY_BUFFER_STATE b ); 302void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); 303void yypop_buffer_state (void ); 304 305static void yyensure_buffer_stack (void ); 306static void yy_load_buffer_state (void ); 307static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); 308 309#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) 310 311YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); 312YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); 313YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,yy_size_t len ); 314 315void *yyalloc (yy_size_t ); 316void *yyrealloc (void *,yy_size_t ); 317void yyfree (void * ); 318 319#define yy_new_buffer yy_create_buffer 320 321#define yy_set_interactive(is_interactive) \ 322 { \ 323 if ( ! YY_CURRENT_BUFFER ){ \ 324 yyensure_buffer_stack (); \ 325 YY_CURRENT_BUFFER_LVALUE = \ 326 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 327 } \ 328 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ 329 } 330 331#define yy_set_bol(at_bol) \ 332 { \ 333 if ( ! YY_CURRENT_BUFFER ){\ 334 yyensure_buffer_stack (); \ 335 YY_CURRENT_BUFFER_LVALUE = \ 336 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 337 } \ 338 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ 339 } 340 341#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) 342 343/* Begin user sect3 */ 344 345#define yywrap() 1 346#define YY_SKIP_YYWRAP 347 348typedef unsigned char YY_CHAR; 349 350FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; 351 352typedef int yy_state_type; 353 354extern int yylineno; 355 356int yylineno = 1; 357 358extern char *yytext; 359#define yytext_ptr yytext 360 361static yy_state_type yy_get_previous_state (void ); 362static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 363static int yy_get_next_buffer (void ); 364static void yy_fatal_error (yyconst char msg[] ); 365 366/* Done after the current pattern has been matched and before the 367 * corresponding action - sets up yytext. 368 */ 369#define YY_DO_BEFORE_ACTION \ 370 (yytext_ptr) = yy_bp; \ 371 yyleng = (size_t) (yy_cp - yy_bp); \ 372 (yy_hold_char) = *yy_cp; \ 373 *yy_cp = '\0'; \ 374 (yy_c_buf_p) = yy_cp; 375 376#define YY_NUM_RULES 30 377#define YY_END_OF_BUFFER 31 378/* This struct is not used in this scanner, 379 but its presence is necessary. */ 380struct yy_trans_info 381 { 382 flex_int32_t yy_verify; 383 flex_int32_t yy_nxt; 384 }; 385static yyconst flex_int16_t yy_accept[159] = 386 { 0, 387 0, 0, 0, 0, 0, 0, 0, 0, 31, 29, 388 18, 18, 29, 29, 29, 29, 29, 29, 29, 29, 389 29, 29, 29, 29, 29, 29, 15, 16, 16, 29, 390 16, 10, 10, 18, 26, 0, 3, 0, 27, 12, 391 0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 392 21, 23, 25, 24, 22, 0, 9, 28, 0, 0, 393 0, 14, 14, 16, 16, 16, 10, 10, 10, 0, 394 12, 0, 11, 0, 0, 0, 20, 0, 0, 0, 395 0, 0, 0, 0, 0, 16, 10, 10, 10, 0, 396 13, 19, 0, 0, 0, 0, 0, 0, 0, 0, 397 398 0, 16, 0, 0, 0, 0, 0, 0, 0, 0, 399 0, 16, 6, 0, 0, 0, 0, 0, 0, 2, 400 0, 0, 0, 0, 0, 0, 0, 0, 4, 17, 401 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 402 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 403 5, 8, 0, 0, 0, 0, 7, 0 404 } ; 405 406static yyconst flex_int32_t yy_ec[256] = 407 { 0, 408 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 409 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 410 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 411 1, 2, 5, 6, 7, 1, 1, 8, 9, 1, 412 1, 10, 11, 11, 12, 11, 13, 14, 15, 16, 413 16, 16, 16, 16, 16, 16, 16, 17, 1, 18, 414 19, 20, 11, 11, 21, 21, 21, 21, 21, 21, 415 22, 22, 22, 22, 22, 23, 22, 22, 22, 22, 416 22, 22, 22, 22, 24, 22, 22, 25, 22, 22, 417 1, 26, 27, 1, 22, 1, 21, 28, 29, 30, 418 419 31, 21, 22, 22, 32, 22, 22, 33, 34, 35, 420 36, 37, 22, 38, 39, 40, 41, 42, 22, 25, 421 43, 22, 44, 45, 46, 1, 1, 1, 1, 1, 422 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 423 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 424 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 425 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 426 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 427 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 428 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 429 430 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 431 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 432 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 433 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 434 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 435 1, 1, 1, 1, 1 436 } ; 437 438static yyconst flex_int32_t yy_meta[47] = 439 { 0, 440 1, 1, 1, 1, 1, 1, 2, 3, 1, 2, 441 2, 2, 4, 5, 5, 5, 6, 1, 1, 1, 442 7, 8, 8, 8, 8, 1, 1, 7, 7, 7, 443 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 444 8, 8, 8, 3, 1, 4 445 } ; 446 447static yyconst flex_int16_t yy_base[173] = 448 { 0, 449 0, 383, 34, 382, 65, 381, 37, 105, 387, 391, 450 54, 111, 367, 110, 109, 109, 112, 41, 366, 104, 451 367, 338, 124, 117, 0, 144, 391, 0, 121, 0, 452 135, 155, 140, 179, 391, 160, 391, 379, 391, 0, 453 368, 141, 391, 167, 370, 376, 346, 103, 342, 345, 454 391, 391, 391, 391, 391, 358, 391, 391, 175, 342, 455 338, 391, 355, 0, 185, 339, 184, 347, 346, 0, 456 0, 322, 175, 357, 175, 363, 352, 324, 330, 323, 457 332, 326, 201, 324, 329, 322, 391, 333, 181, 309, 458 391, 341, 340, 313, 320, 338, 178, 311, 146, 317, 459 460 314, 315, 335, 331, 303, 300, 309, 299, 308, 188, 461 336, 335, 391, 305, 320, 281, 283, 271, 203, 288, 462 281, 271, 266, 264, 245, 242, 208, 104, 391, 391, 463 244, 218, 204, 219, 206, 224, 201, 212, 204, 229, 464 215, 208, 207, 200, 219, 391, 233, 221, 200, 181, 465 391, 391, 149, 122, 86, 41, 391, 391, 245, 251, 466 259, 263, 267, 273, 280, 284, 292, 300, 304, 310, 467 318, 326 468 } ; 469 470static yyconst flex_int16_t yy_def[173] = 471 { 0, 472 158, 1, 1, 3, 158, 5, 1, 1, 158, 158, 473 158, 158, 158, 159, 160, 161, 158, 158, 158, 158, 474 162, 158, 158, 158, 163, 162, 158, 164, 165, 164, 475 164, 158, 158, 158, 158, 159, 158, 159, 158, 166, 476 158, 161, 158, 161, 167, 168, 158, 158, 158, 158, 477 158, 158, 158, 158, 158, 162, 158, 158, 158, 158, 478 158, 158, 162, 164, 165, 164, 158, 158, 158, 169, 479 166, 170, 161, 167, 167, 168, 158, 158, 158, 158, 480 158, 158, 158, 158, 158, 164, 158, 158, 169, 170, 481 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 482 483 158, 164, 158, 158, 158, 158, 158, 158, 158, 171, 484 158, 164, 158, 158, 158, 158, 158, 158, 171, 158, 485 171, 158, 158, 158, 158, 158, 158, 158, 158, 158, 486 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 487 172, 158, 158, 158, 172, 158, 172, 158, 158, 158, 488 158, 158, 158, 158, 158, 158, 158, 0, 158, 158, 489 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 490 158, 158 491 } ; 492 493static yyconst flex_int16_t yy_nxt[438] = 494 { 0, 495 10, 11, 12, 11, 13, 14, 10, 15, 16, 10, 496 10, 10, 17, 10, 10, 10, 10, 18, 19, 20, 497 21, 21, 21, 21, 21, 10, 10, 21, 21, 21, 498 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 499 21, 21, 21, 10, 22, 10, 24, 25, 25, 25, 500 32, 33, 33, 157, 26, 34, 34, 34, 51, 52, 501 27, 26, 26, 26, 26, 10, 11, 12, 11, 13, 502 14, 28, 15, 16, 28, 28, 28, 24, 28, 28, 503 28, 10, 18, 19, 20, 29, 29, 29, 29, 29, 504 30, 10, 29, 29, 29, 29, 29, 29, 29, 29, 505 506 29, 29, 29, 29, 29, 29, 29, 29, 10, 22, 507 10, 23, 34, 34, 34, 37, 39, 43, 32, 33, 508 33, 45, 54, 55, 46, 59, 45, 64, 156, 46, 509 64, 64, 64, 79, 44, 38, 59, 57, 134, 47, 510 135, 48, 80, 49, 47, 50, 48, 99, 61, 43, 511 50, 110, 41, 67, 67, 67, 60, 63, 63, 63, 512 57, 155, 68, 69, 63, 37, 44, 66, 67, 67, 513 67, 63, 63, 63, 63, 73, 59, 68, 69, 70, 514 34, 34, 34, 43, 75, 38, 154, 92, 83, 83, 515 83, 64, 44, 120, 64, 64, 64, 67, 67, 67, 516 517 44, 57, 99, 68, 69, 107, 68, 69, 120, 127, 518 108, 153, 152, 121, 83, 83, 83, 133, 133, 133, 519 146, 133, 133, 133, 146, 140, 140, 140, 121, 141, 520 140, 140, 140, 151, 141, 158, 150, 149, 148, 144, 521 147, 143, 142, 139, 147, 36, 36, 36, 36, 36, 522 36, 36, 36, 40, 138, 137, 136, 40, 40, 42, 523 42, 42, 42, 42, 42, 42, 42, 56, 56, 56, 524 56, 62, 132, 62, 64, 131, 130, 64, 129, 64, 525 64, 65, 128, 158, 65, 65, 65, 65, 71, 127, 526 71, 71, 74, 74, 74, 74, 74, 74, 74, 74, 527 528 76, 76, 76, 76, 76, 76, 76, 76, 89, 126, 529 89, 90, 125, 90, 90, 124, 90, 90, 119, 119, 530 119, 119, 119, 119, 119, 119, 145, 145, 145, 145, 531 145, 145, 145, 145, 123, 122, 59, 59, 118, 117, 532 116, 115, 114, 113, 45, 112, 108, 111, 109, 106, 533 105, 104, 46, 103, 91, 87, 102, 101, 100, 98, 534 97, 96, 95, 94, 93, 77, 75, 91, 88, 87, 535 86, 57, 85, 84, 57, 82, 81, 78, 77, 75, 536 72, 158, 58, 57, 53, 35, 158, 31, 23, 23, 537 9, 158, 158, 158, 158, 158, 158, 158, 158, 158, 538 539 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 540 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 541 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 542 158, 158, 158, 158, 158, 158, 158 543 } ; 544 545static yyconst flex_int16_t yy_chk[438] = 546 { 0, 547 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 548 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 549 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 550 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 551 1, 1, 1, 1, 1, 1, 3, 3, 3, 3, 552 7, 7, 7, 156, 3, 11, 11, 11, 18, 18, 553 3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 554 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 555 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 556 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 557 558 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 559 5, 8, 12, 12, 12, 14, 15, 16, 8, 8, 560 8, 17, 20, 20, 17, 23, 24, 29, 155, 24, 561 29, 29, 29, 48, 16, 14, 31, 29, 128, 17, 562 128, 17, 48, 17, 24, 17, 24, 99, 24, 42, 563 24, 99, 15, 33, 33, 33, 23, 26, 26, 26, 564 26, 154, 33, 33, 26, 36, 42, 31, 32, 32, 565 32, 26, 26, 26, 26, 44, 59, 32, 32, 32, 566 34, 34, 34, 73, 75, 36, 153, 75, 59, 59, 567 59, 65, 44, 110, 65, 65, 65, 67, 67, 67, 568 569 73, 65, 83, 89, 89, 97, 67, 67, 119, 127, 570 97, 150, 149, 110, 83, 83, 83, 133, 133, 133, 571 141, 127, 127, 127, 145, 136, 136, 136, 119, 136, 572 140, 140, 140, 148, 140, 147, 144, 143, 142, 139, 573 141, 138, 137, 135, 145, 159, 159, 159, 159, 159, 574 159, 159, 159, 160, 134, 132, 131, 160, 160, 161, 575 161, 161, 161, 161, 161, 161, 161, 162, 162, 162, 576 162, 163, 126, 163, 164, 125, 124, 164, 123, 164, 577 164, 165, 122, 121, 165, 165, 165, 165, 166, 120, 578 166, 166, 167, 167, 167, 167, 167, 167, 167, 167, 579 580 168, 168, 168, 168, 168, 168, 168, 168, 169, 118, 581 169, 170, 117, 170, 170, 116, 170, 170, 171, 171, 582 171, 171, 171, 171, 171, 171, 172, 172, 172, 172, 583 172, 172, 172, 172, 115, 114, 112, 111, 109, 108, 584 107, 106, 105, 104, 103, 102, 101, 100, 98, 96, 585 95, 94, 93, 92, 90, 88, 86, 85, 84, 82, 586 81, 80, 79, 78, 77, 76, 74, 72, 69, 68, 587 66, 63, 61, 60, 56, 50, 49, 47, 46, 45, 588 41, 38, 22, 21, 19, 13, 9, 6, 4, 2, 589 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 590 591 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 592 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 593 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, 594 158, 158, 158, 158, 158, 158, 158 595 } ; 596 597static yy_state_type yy_last_accepting_state; 598static char *yy_last_accepting_cpos; 599 600extern int yy_flex_debug; 601int yy_flex_debug = 0; 602 603/* The intent behind this definition is that it'll catch 604 * any uses of REJECT which flex missed. 605 */ 606#define REJECT reject_used_but_not_detected 607#define yymore() yymore_used_but_not_detected 608#define YY_MORE_ADJ 0 609#define YY_RESTORE_YY_MORE_OFFSET 610char *yytext; 611#line 1 "dtc-lexer.l" 612/* 613 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. 614 * 615 * 616 * This program is free software; you can redistribute it and/or 617 * modify it under the terms of the GNU General Public License as 618 * published by the Free Software Foundation; either version 2 of the 619 * License, or (at your option) any later version. 620 * 621 * This program is distributed in the hope that it will be useful, 622 * but WITHOUT ANY WARRANTY; without even the implied warranty of 623 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 624 * General Public License for more details. 625 * 626 * You should have received a copy of the GNU General Public License 627 * along with this program; if not, write to the Free Software 628 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 629 * USA 630 */ 631#define YY_NO_INPUT 1 632 633 634 635#line 37 "dtc-lexer.l" 636#include "dtc.h" 637#include "srcpos.h" 638#include "dtc-parser.tab.h" 639 640YYLTYPE yylloc; 641extern bool treesource_error; 642 643/* CAUTION: this will stop working if we ever use yyless() or yyunput() */ 644#define YY_USER_ACTION \ 645 { \ 646 srcpos_update(&yylloc, yytext, yyleng); \ 647 } 648 649/*#define LEXDEBUG 1*/ 650 651#ifdef LEXDEBUG 652#define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) 653#else 654#define DPRINT(fmt, ...) do { } while (0) 655#endif 656 657static int dts_version = 1; 658 659#define BEGIN_DEFAULT() DPRINT("<V1>\n"); \ 660 BEGIN(V1); \ 661 662static void push_input_file(const char *filename); 663static bool pop_input_file(void); 664static void lexical_error(const char *fmt, ...); 665#line 666 "dtc-lexer.lex.c" 666 667#define INITIAL 0 668#define BYTESTRING 1 669#define PROPNODENAME 2 670#define V1 3 671 672#ifndef YY_NO_UNISTD_H 673/* Special case for "unistd.h", since it is non-ANSI. We include it way 674 * down here because we want the user's section 1 to have been scanned first. 675 * The user has a chance to override it with an option. 676 */ 677#include <unistd.h> 678#endif 679 680#ifndef YY_EXTRA_TYPE 681#define YY_EXTRA_TYPE void * 682#endif 683 684static int yy_init_globals (void ); 685 686/* Accessor methods to globals. 687 These are made visible to non-reentrant scanners for convenience. */ 688 689int yylex_destroy (void ); 690 691int yyget_debug (void ); 692 693void yyset_debug (int debug_flag ); 694 695YY_EXTRA_TYPE yyget_extra (void ); 696 697void yyset_extra (YY_EXTRA_TYPE user_defined ); 698 699FILE *yyget_in (void ); 700 701void yyset_in (FILE * in_str ); 702 703FILE *yyget_out (void ); 704 705void yyset_out (FILE * out_str ); 706 707yy_size_t yyget_leng (void ); 708 709char *yyget_text (void ); 710 711int yyget_lineno (void ); 712 713void yyset_lineno (int line_number ); 714 715/* Macros after this point can all be overridden by user definitions in 716 * section 1. 717 */ 718 719#ifndef YY_SKIP_YYWRAP 720#ifdef __cplusplus 721extern "C" int yywrap (void ); 722#else 723extern int yywrap (void ); 724#endif 725#endif 726 727#ifndef yytext_ptr 728static void yy_flex_strncpy (char *,yyconst char *,int ); 729#endif 730 731#ifdef YY_NEED_STRLEN 732static int yy_flex_strlen (yyconst char * ); 733#endif 734 735#ifndef YY_NO_INPUT 736 737#ifdef __cplusplus 738static int yyinput (void ); 739#else 740static int input (void ); 741#endif 742 743#endif 744 745/* Amount of stuff to slurp up with each read. */ 746#ifndef YY_READ_BUF_SIZE 747#ifdef __ia64__ 748/* On IA-64, the buffer size is 16k, not 8k */ 749#define YY_READ_BUF_SIZE 16384 750#else 751#define YY_READ_BUF_SIZE 8192 752#endif /* __ia64__ */ 753#endif 754 755/* Copy whatever the last rule matched to the standard output. */ 756#ifndef ECHO 757/* This used to be an fputs(), but since the string might contain NUL's, 758 * we now use fwrite(). 759 */ 760#define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0) 761#endif 762 763/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 764 * is returned in "result". 765 */ 766#ifndef YY_INPUT 767#define YY_INPUT(buf,result,max_size) \ 768 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ 769 { \ 770 int c = '*'; \ 771 size_t n; \ 772 for ( n = 0; n < max_size && \ 773 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ 774 buf[n] = (char) c; \ 775 if ( c == '\n' ) \ 776 buf[n++] = (char) c; \ 777 if ( c == EOF && ferror( yyin ) ) \ 778 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 779 result = n; \ 780 } \ 781 else \ 782 { \ 783 errno=0; \ 784 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ 785 { \ 786 if( errno != EINTR) \ 787 { \ 788 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 789 break; \ 790 } \ 791 errno=0; \ 792 clearerr(yyin); \ 793 } \ 794 }\ 795\ 796 797#endif 798 799/* No semi-colon after return; correct usage is to write "yyterminate();" - 800 * we don't want an extra ';' after the "return" because that will cause 801 * some compilers to complain about unreachable statements. 802 */ 803#ifndef yyterminate 804#define yyterminate() return YY_NULL 805#endif 806 807/* Number of entries by which start-condition stack grows. */ 808#ifndef YY_START_STACK_INCR 809#define YY_START_STACK_INCR 25 810#endif 811 812/* Report a fatal error. */ 813#ifndef YY_FATAL_ERROR 814#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 815#endif 816 817/* end tables serialization structures and prototypes */ 818 819/* Default declaration of generated scanner - a define so the user can 820 * easily add parameters. 821 */ 822#ifndef YY_DECL 823#define YY_DECL_IS_OURS 1 824 825extern int yylex (void); 826 827#define YY_DECL int yylex (void) 828#endif /* !YY_DECL */ 829 830/* Code executed at the beginning of each rule, after yytext and yyleng 831 * have been set up. 832 */ 833#ifndef YY_USER_ACTION 834#define YY_USER_ACTION 835#endif 836 837/* Code executed at the end of each rule. */ 838#ifndef YY_BREAK 839#define YY_BREAK break; 840#endif 841 842#define YY_RULE_SETUP \ 843 if ( yyleng > 0 ) \ 844 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \ 845 (yytext[yyleng - 1] == '\n'); \ 846 YY_USER_ACTION 847 848/** The main scanner function which does all the work. 849 */ 850YY_DECL 851{ 852 register yy_state_type yy_current_state; 853 register char *yy_cp, *yy_bp; 854 register int yy_act; 855 856 if ( !(yy_init) ) 857 { 858 (yy_init) = 1; 859 860#ifdef YY_USER_INIT 861 YY_USER_INIT; 862#endif 863 864 if ( ! (yy_start) ) 865 (yy_start) = 1; /* first start state */ 866 867 if ( ! yyin ) 868 yyin = stdin; 869 870 if ( ! yyout ) 871 yyout = stdout; 872 873 if ( ! YY_CURRENT_BUFFER ) { 874 yyensure_buffer_stack (); 875 YY_CURRENT_BUFFER_LVALUE = 876 yy_create_buffer(yyin,YY_BUF_SIZE ); 877 } 878 879 yy_load_buffer_state( ); 880 } 881 882 { 883#line 68 "dtc-lexer.l" 884 885#line 886 "dtc-lexer.lex.c" 886 887 while ( 1 ) /* loops until end-of-file is reached */ 888 { 889 yy_cp = (yy_c_buf_p); 890 891 /* Support of yytext. */ 892 *yy_cp = (yy_hold_char); 893 894 /* yy_bp points to the position in yy_ch_buf of the start of 895 * the current run. 896 */ 897 yy_bp = yy_cp; 898 899 yy_current_state = (yy_start); 900 yy_current_state += YY_AT_BOL(); 901yy_match: 902 do 903 { 904 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ; 905 if ( yy_accept[yy_current_state] ) 906 { 907 (yy_last_accepting_state) = yy_current_state; 908 (yy_last_accepting_cpos) = yy_cp; 909 } 910 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 911 { 912 yy_current_state = (int) yy_def[yy_current_state]; 913 if ( yy_current_state >= 159 ) 914 yy_c = yy_meta[(unsigned int) yy_c]; 915 } 916 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 917 ++yy_cp; 918 } 919 while ( yy_current_state != 158 ); 920 yy_cp = (yy_last_accepting_cpos); 921 yy_current_state = (yy_last_accepting_state); 922 923yy_find_action: 924 yy_act = yy_accept[yy_current_state]; 925 926 YY_DO_BEFORE_ACTION; 927 928do_action: /* This label is used only to access EOF actions. */ 929 930 switch ( yy_act ) 931 { /* beginning of action switch */ 932 case 0: /* must back up */ 933 /* undo the effects of YY_DO_BEFORE_ACTION */ 934 *yy_cp = (yy_hold_char); 935 yy_cp = (yy_last_accepting_cpos); 936 yy_current_state = (yy_last_accepting_state); 937 goto yy_find_action; 938 939case 1: 940/* rule 1 can match eol */ 941YY_RULE_SETUP 942#line 69 "dtc-lexer.l" 943{ 944 char *name = strchr(yytext, '\"') + 1; 945 yytext[yyleng-1] = '\0'; 946 push_input_file(name); 947 } 948 YY_BREAK 949case 2: 950/* rule 2 can match eol */ 951YY_RULE_SETUP 952#line 75 "dtc-lexer.l" 953{ 954 char *line, *fnstart, *fnend; 955 struct data fn; 956 /* skip text before line # */ 957 line = yytext; 958 while (!isdigit((unsigned char)*line)) 959 line++; 960 961 /* regexp ensures that first and list " 962 * in the whole yytext are those at 963 * beginning and end of the filename string */ 964 fnstart = memchr(yytext, '"', yyleng); 965 for (fnend = yytext + yyleng - 1; 966 *fnend != '"'; fnend--) 967 ; 968 assert(fnstart && fnend && (fnend > fnstart)); 969 970 fn = data_copy_escape_string(fnstart + 1, 971 fnend - fnstart - 1); 972 973 /* Don't allow nuls in filenames */ 974 if (memchr(fn.val, '\0', fn.len - 1)) 975 lexical_error("nul in line number directive"); 976 977 /* -1 since #line is the number of the next line */ 978 srcpos_set_line(xstrdup(fn.val), atoi(line) - 1); 979 data_free(fn); 980 } 981 YY_BREAK 982case YY_STATE_EOF(INITIAL): 983case YY_STATE_EOF(BYTESTRING): 984case YY_STATE_EOF(PROPNODENAME): 985case YY_STATE_EOF(V1): 986#line 104 "dtc-lexer.l" 987{ 988 if (!pop_input_file()) { 989 yyterminate(); 990 } 991 } 992 YY_BREAK 993case 3: 994/* rule 3 can match eol */ 995YY_RULE_SETUP 996#line 110 "dtc-lexer.l" 997{ 998 DPRINT("String: %s\n", yytext); 999 yylval.data = data_copy_escape_string(yytext+1, 1000 yyleng-2); 1001 return DT_STRING; 1002 } 1003 YY_BREAK 1004case 4: 1005YY_RULE_SETUP 1006#line 117 "dtc-lexer.l" 1007{ 1008 DPRINT("Keyword: /dts-v1/\n"); 1009 dts_version = 1; 1010 BEGIN_DEFAULT(); 1011 return DT_V1; 1012 } 1013 YY_BREAK 1014case 5: 1015YY_RULE_SETUP 1016#line 124 "dtc-lexer.l" 1017{ 1018 DPRINT("Keyword: /memreserve/\n"); 1019 BEGIN_DEFAULT(); 1020 return DT_MEMRESERVE; 1021 } 1022 YY_BREAK 1023case 6: 1024YY_RULE_SETUP 1025#line 130 "dtc-lexer.l" 1026{ 1027 DPRINT("Keyword: /bits/\n"); 1028 BEGIN_DEFAULT(); 1029 return DT_BITS; 1030 } 1031 YY_BREAK 1032case 7: 1033YY_RULE_SETUP 1034#line 136 "dtc-lexer.l" 1035{ 1036 DPRINT("Keyword: /delete-property/\n"); 1037 DPRINT("<PROPNODENAME>\n"); 1038 BEGIN(PROPNODENAME); 1039 return DT_DEL_PROP; 1040 } 1041 YY_BREAK 1042case 8: 1043YY_RULE_SETUP 1044#line 143 "dtc-lexer.l" 1045{ 1046 DPRINT("Keyword: /delete-node/\n"); 1047 DPRINT("<PROPNODENAME>\n"); 1048 BEGIN(PROPNODENAME); 1049 return DT_DEL_NODE; 1050 } 1051 YY_BREAK 1052case 9: 1053YY_RULE_SETUP 1054#line 150 "dtc-lexer.l" 1055{ 1056 DPRINT("Label: %s\n", yytext); 1057 yylval.labelref = xstrdup(yytext); 1058 yylval.labelref[yyleng-1] = '\0'; 1059 return DT_LABEL; 1060 } 1061 YY_BREAK 1062case 10: 1063YY_RULE_SETUP 1064#line 157 "dtc-lexer.l" 1065{ 1066 char *e; 1067 DPRINT("Integer Literal: '%s'\n", yytext); 1068 1069 errno = 0; 1070 yylval.integer = strtoull(yytext, &e, 0); 1071 1072 if (*e && e[strspn(e, "UL")]) { 1073 lexical_error("Bad integer literal '%s'", 1074 yytext); 1075 } 1076 1077 if (errno == ERANGE) 1078 lexical_error("Integer literal '%s' out of range", 1079 yytext); 1080 else 1081 /* ERANGE is the only strtoull error triggerable 1082 * by strings matching the pattern */ 1083 assert(errno == 0); 1084 return DT_LITERAL; 1085 } 1086 YY_BREAK 1087case 11: 1088/* rule 11 can match eol */ 1089YY_RULE_SETUP 1090#line 179 "dtc-lexer.l" 1091{ 1092 struct data d; 1093 DPRINT("Character literal: %s\n", yytext); 1094 1095 d = data_copy_escape_string(yytext+1, yyleng-2); 1096 if (d.len == 1) { 1097 lexical_error("Empty character literal"); 1098 yylval.integer = 0; 1099 return DT_CHAR_LITERAL; 1100 } 1101 1102 yylval.integer = (unsigned char)d.val[0]; 1103 1104 if (d.len > 2) 1105 lexical_error("Character literal has %d" 1106 " characters instead of 1", 1107 d.len - 1); 1108 1109 return DT_CHAR_LITERAL; 1110 } 1111 YY_BREAK 1112case 12: 1113YY_RULE_SETUP 1114#line 200 "dtc-lexer.l" 1115{ /* label reference */ 1116 DPRINT("Ref: %s\n", yytext+1); 1117 yylval.labelref = xstrdup(yytext+1); 1118 return DT_REF; 1119 } 1120 YY_BREAK 1121case 13: 1122YY_RULE_SETUP 1123#line 206 "dtc-lexer.l" 1124{ /* new-style path reference */ 1125 yytext[yyleng-1] = '\0'; 1126 DPRINT("Ref: %s\n", yytext+2); 1127 yylval.labelref = xstrdup(yytext+2); 1128 return DT_REF; 1129 } 1130 YY_BREAK 1131case 14: 1132YY_RULE_SETUP 1133#line 213 "dtc-lexer.l" 1134{ 1135 yylval.byte = strtol(yytext, NULL, 16); 1136 DPRINT("Byte: %02x\n", (int)yylval.byte); 1137 return DT_BYTE; 1138 } 1139 YY_BREAK 1140case 15: 1141YY_RULE_SETUP 1142#line 219 "dtc-lexer.l" 1143{ 1144 DPRINT("/BYTESTRING\n"); 1145 BEGIN_DEFAULT(); 1146 return ']'; 1147 } 1148 YY_BREAK 1149case 16: 1150YY_RULE_SETUP 1151#line 225 "dtc-lexer.l" 1152{ 1153 DPRINT("PropNodeName: %s\n", yytext); 1154 yylval.propnodename = xstrdup((yytext[0] == '\\') ? 1155 yytext + 1 : yytext); 1156 BEGIN_DEFAULT(); 1157 return DT_PROPNODENAME; 1158 } 1159 YY_BREAK 1160case 17: 1161YY_RULE_SETUP 1162#line 233 "dtc-lexer.l" 1163{ 1164 DPRINT("Binary Include\n"); 1165 return DT_INCBIN; 1166 } 1167 YY_BREAK 1168case 18: 1169/* rule 18 can match eol */ 1170YY_RULE_SETUP 1171#line 238 "dtc-lexer.l" 1172/* eat whitespace */ 1173 YY_BREAK 1174case 19: 1175/* rule 19 can match eol */ 1176YY_RULE_SETUP 1177#line 239 "dtc-lexer.l" 1178/* eat C-style comments */ 1179 YY_BREAK 1180case 20: 1181/* rule 20 can match eol */ 1182YY_RULE_SETUP 1183#line 240 "dtc-lexer.l" 1184/* eat C++-style comments */ 1185 YY_BREAK 1186case 21: 1187YY_RULE_SETUP 1188#line 242 "dtc-lexer.l" 1189{ return DT_LSHIFT; }; 1190 YY_BREAK 1191case 22: 1192YY_RULE_SETUP 1193#line 243 "dtc-lexer.l" 1194{ return DT_RSHIFT; }; 1195 YY_BREAK 1196case 23: 1197YY_RULE_SETUP 1198#line 244 "dtc-lexer.l" 1199{ return DT_LE; }; 1200 YY_BREAK 1201case 24: 1202YY_RULE_SETUP 1203#line 245 "dtc-lexer.l" 1204{ return DT_GE; }; 1205 YY_BREAK 1206case 25: 1207YY_RULE_SETUP 1208#line 246 "dtc-lexer.l" 1209{ return DT_EQ; }; 1210 YY_BREAK 1211case 26: 1212YY_RULE_SETUP 1213#line 247 "dtc-lexer.l" 1214{ return DT_NE; }; 1215 YY_BREAK 1216case 27: 1217YY_RULE_SETUP 1218#line 248 "dtc-lexer.l" 1219{ return DT_AND; }; 1220 YY_BREAK 1221case 28: 1222YY_RULE_SETUP 1223#line 249 "dtc-lexer.l" 1224{ return DT_OR; }; 1225 YY_BREAK 1226case 29: 1227YY_RULE_SETUP 1228#line 251 "dtc-lexer.l" 1229{ 1230 DPRINT("Char: %c (\\x%02x)\n", yytext[0], 1231 (unsigned)yytext[0]); 1232 if (yytext[0] == '[') { 1233 DPRINT("<BYTESTRING>\n"); 1234 BEGIN(BYTESTRING); 1235 } 1236 if ((yytext[0] == '{') 1237 || (yytext[0] == ';')) { 1238 DPRINT("<PROPNODENAME>\n"); 1239 BEGIN(PROPNODENAME); 1240 } 1241 return yytext[0]; 1242 } 1243 YY_BREAK 1244case 30: 1245YY_RULE_SETUP 1246#line 266 "dtc-lexer.l" 1247ECHO; 1248 YY_BREAK 1249#line 1250 "dtc-lexer.lex.c" 1250 1251 case YY_END_OF_BUFFER: 1252 { 1253 /* Amount of text matched not including the EOB char. */ 1254 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1255 1256 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1257 *yy_cp = (yy_hold_char); 1258 YY_RESTORE_YY_MORE_OFFSET 1259 1260 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1261 { 1262 /* We're scanning a new file or input source. It's 1263 * possible that this happened because the user 1264 * just pointed yyin at a new source and called 1265 * yylex(). If so, then we have to assure 1266 * consistency between YY_CURRENT_BUFFER and our 1267 * globals. Here is the right place to do so, because 1268 * this is the first action (other than possibly a 1269 * back-up) that will match for the new input source. 1270 */ 1271 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1272 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; 1273 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1274 } 1275 1276 /* Note that here we test for yy_c_buf_p "<=" to the position 1277 * of the first EOB in the buffer, since yy_c_buf_p will 1278 * already have been incremented past the NUL character 1279 * (since all states make transitions on EOB to the 1280 * end-of-buffer state). Contrast this with the test 1281 * in input(). 1282 */ 1283 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1284 { /* This was really a NUL. */ 1285 yy_state_type yy_next_state; 1286 1287 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1288 1289 yy_current_state = yy_get_previous_state( ); 1290 1291 /* Okay, we're now positioned to make the NUL 1292 * transition. We couldn't have 1293 * yy_get_previous_state() go ahead and do it 1294 * for us because it doesn't know how to deal 1295 * with the possibility of jamming (and we don't 1296 * want to build jamming into it because then it 1297 * will run more slowly). 1298 */ 1299 1300 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1301 1302 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1303 1304 if ( yy_next_state ) 1305 { 1306 /* Consume the NUL. */ 1307 yy_cp = ++(yy_c_buf_p); 1308 yy_current_state = yy_next_state; 1309 goto yy_match; 1310 } 1311 1312 else 1313 { 1314 yy_cp = (yy_last_accepting_cpos); 1315 yy_current_state = (yy_last_accepting_state); 1316 goto yy_find_action; 1317 } 1318 } 1319 1320 else switch ( yy_get_next_buffer( ) ) 1321 { 1322 case EOB_ACT_END_OF_FILE: 1323 { 1324 (yy_did_buffer_switch_on_eof) = 0; 1325 1326 if ( yywrap( ) ) 1327 { 1328 /* Note: because we've taken care in 1329 * yy_get_next_buffer() to have set up 1330 * yytext, we can now set up 1331 * yy_c_buf_p so that if some total 1332 * hoser (like flex itself) wants to 1333 * call the scanner after we return the 1334 * YY_NULL, it'll still work - another 1335 * YY_NULL will get returned. 1336 */ 1337 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1338 1339 yy_act = YY_STATE_EOF(YY_START); 1340 goto do_action; 1341 } 1342 1343 else 1344 { 1345 if ( ! (yy_did_buffer_switch_on_eof) ) 1346 YY_NEW_FILE; 1347 } 1348 break; 1349 } 1350 1351 case EOB_ACT_CONTINUE_SCAN: 1352 (yy_c_buf_p) = 1353 (yytext_ptr) + yy_amount_of_matched_text; 1354 1355 yy_current_state = yy_get_previous_state( ); 1356 1357 yy_cp = (yy_c_buf_p); 1358 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1359 goto yy_match; 1360 1361 case EOB_ACT_LAST_MATCH: 1362 (yy_c_buf_p) = 1363 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1364 1365 yy_current_state = yy_get_previous_state( ); 1366 1367 yy_cp = (yy_c_buf_p); 1368 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1369 goto yy_find_action; 1370 } 1371 break; 1372 } 1373 1374 default: 1375 YY_FATAL_ERROR( 1376 "fatal flex scanner internal error--no action found" ); 1377 } /* end of action switch */ 1378 } /* end of scanning one token */ 1379 } /* end of user's declarations */ 1380} /* end of yylex */ 1381 1382/* yy_get_next_buffer - try to read in a new buffer 1383 * 1384 * Returns a code representing an action: 1385 * EOB_ACT_LAST_MATCH - 1386 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1387 * EOB_ACT_END_OF_FILE - end of file 1388 */ 1389static int yy_get_next_buffer (void) 1390{ 1391 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1392 register char *source = (yytext_ptr); 1393 register int number_to_move, i; 1394 int ret_val; 1395 1396 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1397 YY_FATAL_ERROR( 1398 "fatal flex scanner internal error--end of buffer missed" ); 1399 1400 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1401 { /* Don't try to fill the buffer, so this is an EOF. */ 1402 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1403 { 1404 /* We matched a single character, the EOB, so 1405 * treat this as a final EOF. 1406 */ 1407 return EOB_ACT_END_OF_FILE; 1408 } 1409 1410 else 1411 { 1412 /* We matched some text prior to the EOB, first 1413 * process it. 1414 */ 1415 return EOB_ACT_LAST_MATCH; 1416 } 1417 } 1418 1419 /* Try to read more data. */ 1420 1421 /* First move last chars to start of buffer. */ 1422 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1423 1424 for ( i = 0; i < number_to_move; ++i ) 1425 *(dest++) = *(source++); 1426 1427 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1428 /* don't do the read, it's not guaranteed to return an EOF, 1429 * just force an EOF 1430 */ 1431 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1432 1433 else 1434 { 1435 yy_size_t num_to_read = 1436 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1437 1438 while ( num_to_read <= 0 ) 1439 { /* Not enough room in the buffer - grow it. */ 1440 1441 /* just a shorter name for the current buffer */ 1442 YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE; 1443 1444 int yy_c_buf_p_offset = 1445 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1446 1447 if ( b->yy_is_our_buffer ) 1448 { 1449 yy_size_t new_size = b->yy_buf_size * 2; 1450 1451 if ( new_size <= 0 ) 1452 b->yy_buf_size += b->yy_buf_size / 8; 1453 else 1454 b->yy_buf_size *= 2; 1455 1456 b->yy_ch_buf = (char *) 1457 /* Include room in for 2 EOB chars. */ 1458 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1459 } 1460 else 1461 /* Can't grow it, we don't own it. */ 1462 b->yy_ch_buf = 0; 1463 1464 if ( ! b->yy_ch_buf ) 1465 YY_FATAL_ERROR( 1466 "fatal error - scanner input buffer overflow" ); 1467 1468 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1469 1470 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1471 number_to_move - 1; 1472 1473 } 1474 1475 if ( num_to_read > YY_READ_BUF_SIZE ) 1476 num_to_read = YY_READ_BUF_SIZE; 1477 1478 /* Read in more data. */ 1479 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1480 (yy_n_chars), num_to_read ); 1481 1482 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1483 } 1484 1485 if ( (yy_n_chars) == 0 ) 1486 { 1487 if ( number_to_move == YY_MORE_ADJ ) 1488 { 1489 ret_val = EOB_ACT_END_OF_FILE; 1490 yyrestart(yyin ); 1491 } 1492 1493 else 1494 { 1495 ret_val = EOB_ACT_LAST_MATCH; 1496 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1497 YY_BUFFER_EOF_PENDING; 1498 } 1499 } 1500 1501 else 1502 ret_val = EOB_ACT_CONTINUE_SCAN; 1503 1504 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1505 /* Extend the array by 50%, plus the number we really need. */ 1506 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1507 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1508 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1509 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1510 } 1511 1512 (yy_n_chars) += number_to_move; 1513 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1514 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1515 1516 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1517 1518 return ret_val; 1519} 1520 1521/* yy_get_previous_state - get the state just before the EOB char was reached */ 1522 1523 static yy_state_type yy_get_previous_state (void) 1524{ 1525 register yy_state_type yy_current_state; 1526 register char *yy_cp; 1527 1528 yy_current_state = (yy_start); 1529 yy_current_state += YY_AT_BOL(); 1530 1531 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1532 { 1533 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1534 if ( yy_accept[yy_current_state] ) 1535 { 1536 (yy_last_accepting_state) = yy_current_state; 1537 (yy_last_accepting_cpos) = yy_cp; 1538 } 1539 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1540 { 1541 yy_current_state = (int) yy_def[yy_current_state]; 1542 if ( yy_current_state >= 159 ) 1543 yy_c = yy_meta[(unsigned int) yy_c]; 1544 } 1545 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1546 } 1547 1548 return yy_current_state; 1549} 1550 1551/* yy_try_NUL_trans - try to make a transition on the NUL character 1552 * 1553 * synopsis 1554 * next_state = yy_try_NUL_trans( current_state ); 1555 */ 1556 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1557{ 1558 register int yy_is_jam; 1559 register char *yy_cp = (yy_c_buf_p); 1560 1561 register YY_CHAR yy_c = 1; 1562 if ( yy_accept[yy_current_state] ) 1563 { 1564 (yy_last_accepting_state) = yy_current_state; 1565 (yy_last_accepting_cpos) = yy_cp; 1566 } 1567 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1568 { 1569 yy_current_state = (int) yy_def[yy_current_state]; 1570 if ( yy_current_state >= 159 ) 1571 yy_c = yy_meta[(unsigned int) yy_c]; 1572 } 1573 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1574 yy_is_jam = (yy_current_state == 158); 1575 1576 return yy_is_jam ? 0 : yy_current_state; 1577} 1578 1579#ifndef YY_NO_INPUT 1580#ifdef __cplusplus 1581 static int yyinput (void) 1582#else 1583 static int input (void) 1584#endif 1585 1586{ 1587 int c; 1588 1589 *(yy_c_buf_p) = (yy_hold_char); 1590 1591 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1592 { 1593 /* yy_c_buf_p now points to the character we want to return. 1594 * If this occurs *before* the EOB characters, then it's a 1595 * valid NUL; if not, then we've hit the end of the buffer. 1596 */ 1597 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1598 /* This was really a NUL. */ 1599 *(yy_c_buf_p) = '\0'; 1600 1601 else 1602 { /* need more input */ 1603 yy_size_t offset = (yy_c_buf_p) - (yytext_ptr); 1604 ++(yy_c_buf_p); 1605 1606 switch ( yy_get_next_buffer( ) ) 1607 { 1608 case EOB_ACT_LAST_MATCH: 1609 /* This happens because yy_g_n_b() 1610 * sees that we've accumulated a 1611 * token and flags that we need to 1612 * try matching the token before 1613 * proceeding. But for input(), 1614 * there's no matching to consider. 1615 * So convert the EOB_ACT_LAST_MATCH 1616 * to EOB_ACT_END_OF_FILE. 1617 */ 1618 1619 /* Reset buffer status. */ 1620 yyrestart(yyin ); 1621 1622 /*FALLTHROUGH*/ 1623 1624 case EOB_ACT_END_OF_FILE: 1625 { 1626 if ( yywrap( ) ) 1627 return EOF; 1628 1629 if ( ! (yy_did_buffer_switch_on_eof) ) 1630 YY_NEW_FILE; 1631#ifdef __cplusplus 1632 return yyinput(); 1633#else 1634 return input(); 1635#endif 1636 } 1637 1638 case EOB_ACT_CONTINUE_SCAN: 1639 (yy_c_buf_p) = (yytext_ptr) + offset; 1640 break; 1641 } 1642 } 1643 } 1644 1645 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1646 *(yy_c_buf_p) = '\0'; /* preserve yytext */ 1647 (yy_hold_char) = *++(yy_c_buf_p); 1648 1649 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); 1650 1651 return c; 1652} 1653#endif /* ifndef YY_NO_INPUT */ 1654 1655/** Immediately switch to a different input stream. 1656 * @param input_file A readable stream. 1657 * 1658 * @note This function does not reset the start condition to @c INITIAL . 1659 */ 1660 void yyrestart (FILE * input_file ) 1661{ 1662 1663 if ( ! YY_CURRENT_BUFFER ){ 1664 yyensure_buffer_stack (); 1665 YY_CURRENT_BUFFER_LVALUE = 1666 yy_create_buffer(yyin,YY_BUF_SIZE ); 1667 } 1668 1669 yy_init_buffer(YY_CURRENT_BUFFER,input_file ); 1670 yy_load_buffer_state( ); 1671} 1672 1673/** Switch to a different input buffer. 1674 * @param new_buffer The new input buffer. 1675 * 1676 */ 1677 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1678{ 1679 1680 /* TODO. We should be able to replace this entire function body 1681 * with 1682 * yypop_buffer_state(); 1683 * yypush_buffer_state(new_buffer); 1684 */ 1685 yyensure_buffer_stack (); 1686 if ( YY_CURRENT_BUFFER == new_buffer ) 1687 return; 1688 1689 if ( YY_CURRENT_BUFFER ) 1690 { 1691 /* Flush out information for old buffer. */ 1692 *(yy_c_buf_p) = (yy_hold_char); 1693 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1694 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1695 } 1696 1697 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1698 yy_load_buffer_state( ); 1699 1700 /* We don't actually know whether we did this switch during 1701 * EOF (yywrap()) processing, but the only time this flag 1702 * is looked at is after yywrap() is called, so it's safe 1703 * to go ahead and always set it. 1704 */ 1705 (yy_did_buffer_switch_on_eof) = 1; 1706} 1707 1708static void yy_load_buffer_state (void) 1709{ 1710 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1711 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1712 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1713 (yy_hold_char) = *(yy_c_buf_p); 1714} 1715 1716/** Allocate and initialize an input buffer state. 1717 * @param file A readable stream. 1718 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1719 * 1720 * @return the allocated buffer state. 1721 */ 1722 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) 1723{ 1724 YY_BUFFER_STATE b; 1725 1726 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1727 if ( ! b ) 1728 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1729 1730 b->yy_buf_size = size; 1731 1732 /* yy_ch_buf has to be 2 characters longer than the size given because 1733 * we need to put in 2 end-of-buffer characters. 1734 */ 1735 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); 1736 if ( ! b->yy_ch_buf ) 1737 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1738 1739 b->yy_is_our_buffer = 1; 1740 1741 yy_init_buffer(b,file ); 1742 1743 return b; 1744} 1745 1746/** Destroy the buffer. 1747 * @param b a buffer created with yy_create_buffer() 1748 * 1749 */ 1750 void yy_delete_buffer (YY_BUFFER_STATE b ) 1751{ 1752 1753 if ( ! b ) 1754 return; 1755 1756 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1757 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1758 1759 if ( b->yy_is_our_buffer ) 1760 yyfree((void *) b->yy_ch_buf ); 1761 1762 yyfree((void *) b ); 1763} 1764 1765/* Initializes or reinitializes a buffer. 1766 * This function is sometimes called more than once on the same buffer, 1767 * such as during a yyrestart() or at EOF. 1768 */ 1769 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1770 1771{ 1772 int oerrno = errno; 1773 1774 yy_flush_buffer(b ); 1775 1776 b->yy_input_file = file; 1777 b->yy_fill_buffer = 1; 1778 1779 /* If b is the current buffer, then yy_init_buffer was _probably_ 1780 * called from yyrestart() or through yy_get_next_buffer. 1781 * In that case, we don't want to reset the lineno or column. 1782 */ 1783 if (b != YY_CURRENT_BUFFER){ 1784 b->yy_bs_lineno = 1; 1785 b->yy_bs_column = 0; 1786 } 1787 1788 b->yy_is_interactive = 0; 1789 1790 errno = oerrno; 1791} 1792 1793/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1794 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1795 * 1796 */ 1797 void yy_flush_buffer (YY_BUFFER_STATE b ) 1798{ 1799 if ( ! b ) 1800 return; 1801 1802 b->yy_n_chars = 0; 1803 1804 /* We always need two end-of-buffer characters. The first causes 1805 * a transition to the end-of-buffer state. The second causes 1806 * a jam in that state. 1807 */ 1808 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1809 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1810 1811 b->yy_buf_pos = &b->yy_ch_buf[0]; 1812 1813 b->yy_at_bol = 1; 1814 b->yy_buffer_status = YY_BUFFER_NEW; 1815 1816 if ( b == YY_CURRENT_BUFFER ) 1817 yy_load_buffer_state( ); 1818} 1819 1820/** Pushes the new state onto the stack. The new state becomes 1821 * the current state. This function will allocate the stack 1822 * if necessary. 1823 * @param new_buffer The new state. 1824 * 1825 */ 1826void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) 1827{ 1828 if (new_buffer == NULL) 1829 return; 1830 1831 yyensure_buffer_stack(); 1832 1833 /* This block is copied from yy_switch_to_buffer. */ 1834 if ( YY_CURRENT_BUFFER ) 1835 { 1836 /* Flush out information for old buffer. */ 1837 *(yy_c_buf_p) = (yy_hold_char); 1838 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1839 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1840 } 1841 1842 /* Only push if top exists. Otherwise, replace top. */ 1843 if (YY_CURRENT_BUFFER) 1844 (yy_buffer_stack_top)++; 1845 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1846 1847 /* copied from yy_switch_to_buffer. */ 1848 yy_load_buffer_state( ); 1849 (yy_did_buffer_switch_on_eof) = 1; 1850} 1851 1852/** Removes and deletes the top of the stack, if present. 1853 * The next element becomes the new top. 1854 * 1855 */ 1856void yypop_buffer_state (void) 1857{ 1858 if (!YY_CURRENT_BUFFER) 1859 return; 1860 1861 yy_delete_buffer(YY_CURRENT_BUFFER ); 1862 YY_CURRENT_BUFFER_LVALUE = NULL; 1863 if ((yy_buffer_stack_top) > 0) 1864 --(yy_buffer_stack_top); 1865 1866 if (YY_CURRENT_BUFFER) { 1867 yy_load_buffer_state( ); 1868 (yy_did_buffer_switch_on_eof) = 1; 1869 } 1870} 1871 1872/* Allocates the stack if it does not exist. 1873 * Guarantees space for at least one push. 1874 */ 1875static void yyensure_buffer_stack (void) 1876{ 1877 yy_size_t num_to_alloc; 1878 1879 if (!(yy_buffer_stack)) { 1880 1881 /* First allocation is just for 2 elements, since we don't know if this 1882 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1883 * immediate realloc on the next call. 1884 */ 1885 num_to_alloc = 1; 1886 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc 1887 (num_to_alloc * sizeof(struct yy_buffer_state*) 1888 ); 1889 if ( ! (yy_buffer_stack) ) 1890 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1891 1892 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1893 1894 (yy_buffer_stack_max) = num_to_alloc; 1895 (yy_buffer_stack_top) = 0; 1896 return; 1897 } 1898 1899 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1900 1901 /* Increase the buffer to prepare for a possible push. */ 1902 int grow_size = 8 /* arbitrary grow size */; 1903 1904 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1905 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc 1906 ((yy_buffer_stack), 1907 num_to_alloc * sizeof(struct yy_buffer_state*) 1908 ); 1909 if ( ! (yy_buffer_stack) ) 1910 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1911 1912 /* zero only the new slots.*/ 1913 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1914 (yy_buffer_stack_max) = num_to_alloc; 1915 } 1916} 1917 1918/** Setup the input buffer state to scan directly from a user-specified character buffer. 1919 * @param base the character buffer 1920 * @param size the size in bytes of the character buffer 1921 * 1922 * @return the newly allocated buffer state object. 1923 */ 1924YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) 1925{ 1926 YY_BUFFER_STATE b; 1927 1928 if ( size < 2 || 1929 base[size-2] != YY_END_OF_BUFFER_CHAR || 1930 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1931 /* They forgot to leave room for the EOB's. */ 1932 return 0; 1933 1934 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1935 if ( ! b ) 1936 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); 1937 1938 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1939 b->yy_buf_pos = b->yy_ch_buf = base; 1940 b->yy_is_our_buffer = 0; 1941 b->yy_input_file = 0; 1942 b->yy_n_chars = b->yy_buf_size; 1943 b->yy_is_interactive = 0; 1944 b->yy_at_bol = 1; 1945 b->yy_fill_buffer = 0; 1946 b->yy_buffer_status = YY_BUFFER_NEW; 1947 1948 yy_switch_to_buffer(b ); 1949 1950 return b; 1951} 1952 1953/** Setup the input buffer state to scan a string. The next call to yylex() will 1954 * scan from a @e copy of @a str. 1955 * @param yystr a NUL-terminated string to scan 1956 * 1957 * @return the newly allocated buffer state object. 1958 * @note If you want to scan bytes that may contain NUL values, then use 1959 * yy_scan_bytes() instead. 1960 */ 1961YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 1962{ 1963 1964 return yy_scan_bytes(yystr,strlen(yystr) ); 1965} 1966 1967/** Setup the input buffer state to scan the given bytes. The next call to yylex() will 1968 * scan from a @e copy of @a bytes. 1969 * @param yybytes the byte buffer to scan 1970 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. 1971 * 1972 * @return the newly allocated buffer state object. 1973 */ 1974YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, yy_size_t _yybytes_len ) 1975{ 1976 YY_BUFFER_STATE b; 1977 char *buf; 1978 yy_size_t n; 1979 yy_size_t i; 1980 1981 /* Get memory for full buffer, including space for trailing EOB's. */ 1982 n = _yybytes_len + 2; 1983 buf = (char *) yyalloc(n ); 1984 if ( ! buf ) 1985 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); 1986 1987 for ( i = 0; i < _yybytes_len; ++i ) 1988 buf[i] = yybytes[i]; 1989 1990 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 1991 1992 b = yy_scan_buffer(buf,n ); 1993 if ( ! b ) 1994 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); 1995 1996 /* It's okay to grow etc. this buffer, and we should throw it 1997 * away when we're done. 1998 */ 1999 b->yy_is_our_buffer = 1; 2000 2001 return b; 2002} 2003 2004#ifndef YY_EXIT_FAILURE 2005#define YY_EXIT_FAILURE 2 2006#endif 2007 2008static void yy_fatal_error (yyconst char* msg ) 2009{ 2010 (void) fprintf( stderr, "%s\n", msg ); 2011 exit( YY_EXIT_FAILURE ); 2012} 2013 2014/* Redefine yyless() so it works in section 3 code. */ 2015 2016#undef yyless 2017#define yyless(n) \ 2018 do \ 2019 { \ 2020 /* Undo effects of setting up yytext. */ \ 2021 int yyless_macro_arg = (n); \ 2022 YY_LESS_LINENO(yyless_macro_arg);\ 2023 yytext[yyleng] = (yy_hold_char); \ 2024 (yy_c_buf_p) = yytext + yyless_macro_arg; \ 2025 (yy_hold_char) = *(yy_c_buf_p); \ 2026 *(yy_c_buf_p) = '\0'; \ 2027 yyleng = yyless_macro_arg; \ 2028 } \ 2029 while ( 0 ) 2030 2031/* Accessor methods (get/set functions) to struct members. */ 2032 2033/** Get the current line number. 2034 * 2035 */ 2036int yyget_lineno (void) 2037{ 2038 2039 return yylineno; 2040} 2041 2042/** Get the input stream. 2043 * 2044 */ 2045FILE *yyget_in (void) 2046{ 2047 return yyin; 2048} 2049 2050/** Get the output stream. 2051 * 2052 */ 2053FILE *yyget_out (void) 2054{ 2055 return yyout; 2056} 2057 2058/** Get the length of the current token. 2059 * 2060 */ 2061yy_size_t yyget_leng (void) 2062{ 2063 return yyleng; 2064} 2065 2066/** Get the current token. 2067 * 2068 */ 2069 2070char *yyget_text (void) 2071{ 2072 return yytext; 2073} 2074 2075/** Set the current line number. 2076 * @param line_number 2077 * 2078 */ 2079void yyset_lineno (int line_number ) 2080{ 2081 2082 yylineno = line_number; 2083} 2084 2085/** Set the input stream. This does not discard the current 2086 * input buffer. 2087 * @param in_str A readable stream. 2088 * 2089 * @see yy_switch_to_buffer 2090 */ 2091void yyset_in (FILE * in_str ) 2092{ 2093 yyin = in_str ; 2094} 2095 2096void yyset_out (FILE * out_str ) 2097{ 2098 yyout = out_str ; 2099} 2100 2101int yyget_debug (void) 2102{ 2103 return yy_flex_debug; 2104} 2105 2106void yyset_debug (int bdebug ) 2107{ 2108 yy_flex_debug = bdebug ; 2109} 2110 2111static int yy_init_globals (void) 2112{ 2113 /* Initialization is the same as for the non-reentrant scanner. 2114 * This function is called from yylex_destroy(), so don't allocate here. 2115 */ 2116 2117 (yy_buffer_stack) = 0; 2118 (yy_buffer_stack_top) = 0; 2119 (yy_buffer_stack_max) = 0; 2120 (yy_c_buf_p) = (char *) 0; 2121 (yy_init) = 0; 2122 (yy_start) = 0; 2123 2124/* Defined in main.c */ 2125#ifdef YY_STDINIT 2126 yyin = stdin; 2127 yyout = stdout; 2128#else 2129 yyin = (FILE *) 0; 2130 yyout = (FILE *) 0; 2131#endif 2132 2133 /* For future reference: Set errno on error, since we are called by 2134 * yylex_init() 2135 */ 2136 return 0; 2137} 2138 2139/* yylex_destroy is for both reentrant and non-reentrant scanners. */ 2140int yylex_destroy (void) 2141{ 2142 2143 /* Pop the buffer stack, destroying each element. */ 2144 while(YY_CURRENT_BUFFER){ 2145 yy_delete_buffer(YY_CURRENT_BUFFER ); 2146 YY_CURRENT_BUFFER_LVALUE = NULL; 2147 yypop_buffer_state(); 2148 } 2149 2150 /* Destroy the stack itself. */ 2151 yyfree((yy_buffer_stack) ); 2152 (yy_buffer_stack) = NULL; 2153 2154 /* Reset the globals. This is important in a non-reentrant scanner so the next time 2155 * yylex() is called, initialization will occur. */ 2156 yy_init_globals( ); 2157 2158 return 0; 2159} 2160 2161/* 2162 * Internal utility routines. 2163 */ 2164 2165#ifndef yytext_ptr 2166static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 2167{ 2168 register int i; 2169 for ( i = 0; i < n; ++i ) 2170 s1[i] = s2[i]; 2171} 2172#endif 2173 2174#ifdef YY_NEED_STRLEN 2175static int yy_flex_strlen (yyconst char * s ) 2176{ 2177 register int n; 2178 for ( n = 0; s[n]; ++n ) 2179 ; 2180 2181 return n; 2182} 2183#endif 2184 2185void *yyalloc (yy_size_t size ) 2186{ 2187 return (void *) malloc( size ); 2188} 2189 2190void *yyrealloc (void * ptr, yy_size_t size ) 2191{ 2192 /* The cast to (char *) in the following accommodates both 2193 * implementations that use char* generic pointers, and those 2194 * that use void* generic pointers. It works with the latter 2195 * because both ANSI C and C++ allow castless assignment from 2196 * any pointer type to void*, and deal with argument conversions 2197 * as though doing an assignment. 2198 */ 2199 return (void *) realloc( (char *) ptr, size ); 2200} 2201 2202void yyfree (void * ptr ) 2203{ 2204 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ 2205} 2206 2207#define YYTABLES_NAME "yytables" 2208 2209#line 265 "dtc-lexer.l" 2210 2211 2212 2213static void push_input_file(const char *filename) 2214{ 2215 assert(filename); 2216 2217 srcfile_push(filename); 2218 2219 yyin = current_srcfile->f; 2220 2221 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE)); 2222} 2223 2224 2225static bool pop_input_file(void) 2226{ 2227 if (srcfile_pop() == 0) 2228 return false; 2229 2230 yypop_buffer_state(); 2231 yyin = current_srcfile->f; 2232 2233 return true; 2234} 2235 2236static void lexical_error(const char *fmt, ...) 2237{ 2238 va_list ap; 2239 2240 va_start(ap, fmt); 2241 srcpos_verror(&yylloc, "Lexical error", fmt, ap); 2242 va_end(ap); 2243 2244 treesource_error = true; 2245} 2246 2247