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, *tmp, *fn; 955 /* skip text before line # */ 956 line = yytext; 957 while (!isdigit((unsigned char)*line)) 958 line++; 959 /* skip digits in line # */ 960 tmp = line; 961 while (!isspace((unsigned char)*tmp)) 962 tmp++; 963 /* "NULL"-terminate line # */ 964 *tmp = '\0'; 965 /* start of filename */ 966 fn = strchr(tmp + 1, '"') + 1; 967 /* strip trailing " from filename */ 968 tmp = strchr(fn, '"'); 969 *tmp = 0; 970 /* -1 since #line is the number of the next line */ 971 srcpos_set_line(xstrdup(fn), atoi(line) - 1); 972 } 973 YY_BREAK 974case YY_STATE_EOF(INITIAL): 975case YY_STATE_EOF(BYTESTRING): 976case YY_STATE_EOF(PROPNODENAME): 977case YY_STATE_EOF(V1): 978#line 96 "dtc-lexer.l" 979{ 980 if (!pop_input_file()) { 981 yyterminate(); 982 } 983 } 984 YY_BREAK 985case 3: 986/* rule 3 can match eol */ 987YY_RULE_SETUP 988#line 102 "dtc-lexer.l" 989{ 990 DPRINT("String: %s\n", yytext); 991 yylval.data = data_copy_escape_string(yytext+1, 992 yyleng-2); 993 return DT_STRING; 994 } 995 YY_BREAK 996case 4: 997YY_RULE_SETUP 998#line 109 "dtc-lexer.l" 999{ 1000 DPRINT("Keyword: /dts-v1/\n"); 1001 dts_version = 1; 1002 BEGIN_DEFAULT(); 1003 return DT_V1; 1004 } 1005 YY_BREAK 1006case 5: 1007YY_RULE_SETUP 1008#line 116 "dtc-lexer.l" 1009{ 1010 DPRINT("Keyword: /memreserve/\n"); 1011 BEGIN_DEFAULT(); 1012 return DT_MEMRESERVE; 1013 } 1014 YY_BREAK 1015case 6: 1016YY_RULE_SETUP 1017#line 122 "dtc-lexer.l" 1018{ 1019 DPRINT("Keyword: /bits/\n"); 1020 BEGIN_DEFAULT(); 1021 return DT_BITS; 1022 } 1023 YY_BREAK 1024case 7: 1025YY_RULE_SETUP 1026#line 128 "dtc-lexer.l" 1027{ 1028 DPRINT("Keyword: /delete-property/\n"); 1029 DPRINT("<PROPNODENAME>\n"); 1030 BEGIN(PROPNODENAME); 1031 return DT_DEL_PROP; 1032 } 1033 YY_BREAK 1034case 8: 1035YY_RULE_SETUP 1036#line 135 "dtc-lexer.l" 1037{ 1038 DPRINT("Keyword: /delete-node/\n"); 1039 DPRINT("<PROPNODENAME>\n"); 1040 BEGIN(PROPNODENAME); 1041 return DT_DEL_NODE; 1042 } 1043 YY_BREAK 1044case 9: 1045YY_RULE_SETUP 1046#line 142 "dtc-lexer.l" 1047{ 1048 DPRINT("Label: %s\n", yytext); 1049 yylval.labelref = xstrdup(yytext); 1050 yylval.labelref[yyleng-1] = '\0'; 1051 return DT_LABEL; 1052 } 1053 YY_BREAK 1054case 10: 1055YY_RULE_SETUP 1056#line 149 "dtc-lexer.l" 1057{ 1058 char *e; 1059 DPRINT("Integer Literal: '%s'\n", yytext); 1060 1061 errno = 0; 1062 yylval.integer = strtoull(yytext, &e, 0); 1063 1064 assert(!(*e) || !e[strspn(e, "UL")]); 1065 1066 if (errno == ERANGE) 1067 lexical_error("Integer literal '%s' out of range", 1068 yytext); 1069 else 1070 /* ERANGE is the only strtoull error triggerable 1071 * by strings matching the pattern */ 1072 assert(errno == 0); 1073 return DT_LITERAL; 1074 } 1075 YY_BREAK 1076case 11: 1077/* rule 11 can match eol */ 1078YY_RULE_SETUP 1079#line 168 "dtc-lexer.l" 1080{ 1081 struct data d; 1082 DPRINT("Character literal: %s\n", yytext); 1083 1084 d = data_copy_escape_string(yytext+1, yyleng-2); 1085 if (d.len == 1) { 1086 lexical_error("Empty character literal"); 1087 yylval.integer = 0; 1088 return DT_CHAR_LITERAL; 1089 } 1090 1091 yylval.integer = (unsigned char)d.val[0]; 1092 1093 if (d.len > 2) 1094 lexical_error("Character literal has %d" 1095 " characters instead of 1", 1096 d.len - 1); 1097 1098 return DT_CHAR_LITERAL; 1099 } 1100 YY_BREAK 1101case 12: 1102YY_RULE_SETUP 1103#line 189 "dtc-lexer.l" 1104{ /* label reference */ 1105 DPRINT("Ref: %s\n", yytext+1); 1106 yylval.labelref = xstrdup(yytext+1); 1107 return DT_REF; 1108 } 1109 YY_BREAK 1110case 13: 1111YY_RULE_SETUP 1112#line 195 "dtc-lexer.l" 1113{ /* new-style path reference */ 1114 yytext[yyleng-1] = '\0'; 1115 DPRINT("Ref: %s\n", yytext+2); 1116 yylval.labelref = xstrdup(yytext+2); 1117 return DT_REF; 1118 } 1119 YY_BREAK 1120case 14: 1121YY_RULE_SETUP 1122#line 202 "dtc-lexer.l" 1123{ 1124 yylval.byte = strtol(yytext, NULL, 16); 1125 DPRINT("Byte: %02x\n", (int)yylval.byte); 1126 return DT_BYTE; 1127 } 1128 YY_BREAK 1129case 15: 1130YY_RULE_SETUP 1131#line 208 "dtc-lexer.l" 1132{ 1133 DPRINT("/BYTESTRING\n"); 1134 BEGIN_DEFAULT(); 1135 return ']'; 1136 } 1137 YY_BREAK 1138case 16: 1139YY_RULE_SETUP 1140#line 214 "dtc-lexer.l" 1141{ 1142 DPRINT("PropNodeName: %s\n", yytext); 1143 yylval.propnodename = xstrdup((yytext[0] == '\\') ? 1144 yytext + 1 : yytext); 1145 BEGIN_DEFAULT(); 1146 return DT_PROPNODENAME; 1147 } 1148 YY_BREAK 1149case 17: 1150YY_RULE_SETUP 1151#line 222 "dtc-lexer.l" 1152{ 1153 DPRINT("Binary Include\n"); 1154 return DT_INCBIN; 1155 } 1156 YY_BREAK 1157case 18: 1158/* rule 18 can match eol */ 1159YY_RULE_SETUP 1160#line 227 "dtc-lexer.l" 1161/* eat whitespace */ 1162 YY_BREAK 1163case 19: 1164/* rule 19 can match eol */ 1165YY_RULE_SETUP 1166#line 228 "dtc-lexer.l" 1167/* eat C-style comments */ 1168 YY_BREAK 1169case 20: 1170/* rule 20 can match eol */ 1171YY_RULE_SETUP 1172#line 229 "dtc-lexer.l" 1173/* eat C++-style comments */ 1174 YY_BREAK 1175case 21: 1176YY_RULE_SETUP 1177#line 231 "dtc-lexer.l" 1178{ return DT_LSHIFT; }; 1179 YY_BREAK 1180case 22: 1181YY_RULE_SETUP 1182#line 232 "dtc-lexer.l" 1183{ return DT_RSHIFT; }; 1184 YY_BREAK 1185case 23: 1186YY_RULE_SETUP 1187#line 233 "dtc-lexer.l" 1188{ return DT_LE; }; 1189 YY_BREAK 1190case 24: 1191YY_RULE_SETUP 1192#line 234 "dtc-lexer.l" 1193{ return DT_GE; }; 1194 YY_BREAK 1195case 25: 1196YY_RULE_SETUP 1197#line 235 "dtc-lexer.l" 1198{ return DT_EQ; }; 1199 YY_BREAK 1200case 26: 1201YY_RULE_SETUP 1202#line 236 "dtc-lexer.l" 1203{ return DT_NE; }; 1204 YY_BREAK 1205case 27: 1206YY_RULE_SETUP 1207#line 237 "dtc-lexer.l" 1208{ return DT_AND; }; 1209 YY_BREAK 1210case 28: 1211YY_RULE_SETUP 1212#line 238 "dtc-lexer.l" 1213{ return DT_OR; }; 1214 YY_BREAK 1215case 29: 1216YY_RULE_SETUP 1217#line 240 "dtc-lexer.l" 1218{ 1219 DPRINT("Char: %c (\\x%02x)\n", yytext[0], 1220 (unsigned)yytext[0]); 1221 if (yytext[0] == '[') { 1222 DPRINT("<BYTESTRING>\n"); 1223 BEGIN(BYTESTRING); 1224 } 1225 if ((yytext[0] == '{') 1226 || (yytext[0] == ';')) { 1227 DPRINT("<PROPNODENAME>\n"); 1228 BEGIN(PROPNODENAME); 1229 } 1230 return yytext[0]; 1231 } 1232 YY_BREAK 1233case 30: 1234YY_RULE_SETUP 1235#line 255 "dtc-lexer.l" 1236ECHO; 1237 YY_BREAK 1238#line 1239 "dtc-lexer.lex.c" 1239 1240 case YY_END_OF_BUFFER: 1241 { 1242 /* Amount of text matched not including the EOB char. */ 1243 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1244 1245 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1246 *yy_cp = (yy_hold_char); 1247 YY_RESTORE_YY_MORE_OFFSET 1248 1249 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1250 { 1251 /* We're scanning a new file or input source. It's 1252 * possible that this happened because the user 1253 * just pointed yyin at a new source and called 1254 * yylex(). If so, then we have to assure 1255 * consistency between YY_CURRENT_BUFFER and our 1256 * globals. Here is the right place to do so, because 1257 * this is the first action (other than possibly a 1258 * back-up) that will match for the new input source. 1259 */ 1260 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1261 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; 1262 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1263 } 1264 1265 /* Note that here we test for yy_c_buf_p "<=" to the position 1266 * of the first EOB in the buffer, since yy_c_buf_p will 1267 * already have been incremented past the NUL character 1268 * (since all states make transitions on EOB to the 1269 * end-of-buffer state). Contrast this with the test 1270 * in input(). 1271 */ 1272 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1273 { /* This was really a NUL. */ 1274 yy_state_type yy_next_state; 1275 1276 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1277 1278 yy_current_state = yy_get_previous_state( ); 1279 1280 /* Okay, we're now positioned to make the NUL 1281 * transition. We couldn't have 1282 * yy_get_previous_state() go ahead and do it 1283 * for us because it doesn't know how to deal 1284 * with the possibility of jamming (and we don't 1285 * want to build jamming into it because then it 1286 * will run more slowly). 1287 */ 1288 1289 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1290 1291 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1292 1293 if ( yy_next_state ) 1294 { 1295 /* Consume the NUL. */ 1296 yy_cp = ++(yy_c_buf_p); 1297 yy_current_state = yy_next_state; 1298 goto yy_match; 1299 } 1300 1301 else 1302 { 1303 yy_cp = (yy_last_accepting_cpos); 1304 yy_current_state = (yy_last_accepting_state); 1305 goto yy_find_action; 1306 } 1307 } 1308 1309 else switch ( yy_get_next_buffer( ) ) 1310 { 1311 case EOB_ACT_END_OF_FILE: 1312 { 1313 (yy_did_buffer_switch_on_eof) = 0; 1314 1315 if ( yywrap( ) ) 1316 { 1317 /* Note: because we've taken care in 1318 * yy_get_next_buffer() to have set up 1319 * yytext, we can now set up 1320 * yy_c_buf_p so that if some total 1321 * hoser (like flex itself) wants to 1322 * call the scanner after we return the 1323 * YY_NULL, it'll still work - another 1324 * YY_NULL will get returned. 1325 */ 1326 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1327 1328 yy_act = YY_STATE_EOF(YY_START); 1329 goto do_action; 1330 } 1331 1332 else 1333 { 1334 if ( ! (yy_did_buffer_switch_on_eof) ) 1335 YY_NEW_FILE; 1336 } 1337 break; 1338 } 1339 1340 case EOB_ACT_CONTINUE_SCAN: 1341 (yy_c_buf_p) = 1342 (yytext_ptr) + yy_amount_of_matched_text; 1343 1344 yy_current_state = yy_get_previous_state( ); 1345 1346 yy_cp = (yy_c_buf_p); 1347 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1348 goto yy_match; 1349 1350 case EOB_ACT_LAST_MATCH: 1351 (yy_c_buf_p) = 1352 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1353 1354 yy_current_state = yy_get_previous_state( ); 1355 1356 yy_cp = (yy_c_buf_p); 1357 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1358 goto yy_find_action; 1359 } 1360 break; 1361 } 1362 1363 default: 1364 YY_FATAL_ERROR( 1365 "fatal flex scanner internal error--no action found" ); 1366 } /* end of action switch */ 1367 } /* end of scanning one token */ 1368 } /* end of user's declarations */ 1369} /* end of yylex */ 1370 1371/* yy_get_next_buffer - try to read in a new buffer 1372 * 1373 * Returns a code representing an action: 1374 * EOB_ACT_LAST_MATCH - 1375 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1376 * EOB_ACT_END_OF_FILE - end of file 1377 */ 1378static int yy_get_next_buffer (void) 1379{ 1380 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1381 register char *source = (yytext_ptr); 1382 register int number_to_move, i; 1383 int ret_val; 1384 1385 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1386 YY_FATAL_ERROR( 1387 "fatal flex scanner internal error--end of buffer missed" ); 1388 1389 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1390 { /* Don't try to fill the buffer, so this is an EOF. */ 1391 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1392 { 1393 /* We matched a single character, the EOB, so 1394 * treat this as a final EOF. 1395 */ 1396 return EOB_ACT_END_OF_FILE; 1397 } 1398 1399 else 1400 { 1401 /* We matched some text prior to the EOB, first 1402 * process it. 1403 */ 1404 return EOB_ACT_LAST_MATCH; 1405 } 1406 } 1407 1408 /* Try to read more data. */ 1409 1410 /* First move last chars to start of buffer. */ 1411 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1412 1413 for ( i = 0; i < number_to_move; ++i ) 1414 *(dest++) = *(source++); 1415 1416 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1417 /* don't do the read, it's not guaranteed to return an EOF, 1418 * just force an EOF 1419 */ 1420 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1421 1422 else 1423 { 1424 yy_size_t num_to_read = 1425 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1426 1427 while ( num_to_read <= 0 ) 1428 { /* Not enough room in the buffer - grow it. */ 1429 1430 /* just a shorter name for the current buffer */ 1431 YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE; 1432 1433 int yy_c_buf_p_offset = 1434 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1435 1436 if ( b->yy_is_our_buffer ) 1437 { 1438 yy_size_t new_size = b->yy_buf_size * 2; 1439 1440 if ( new_size <= 0 ) 1441 b->yy_buf_size += b->yy_buf_size / 8; 1442 else 1443 b->yy_buf_size *= 2; 1444 1445 b->yy_ch_buf = (char *) 1446 /* Include room in for 2 EOB chars. */ 1447 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1448 } 1449 else 1450 /* Can't grow it, we don't own it. */ 1451 b->yy_ch_buf = 0; 1452 1453 if ( ! b->yy_ch_buf ) 1454 YY_FATAL_ERROR( 1455 "fatal error - scanner input buffer overflow" ); 1456 1457 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1458 1459 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1460 number_to_move - 1; 1461 1462 } 1463 1464 if ( num_to_read > YY_READ_BUF_SIZE ) 1465 num_to_read = YY_READ_BUF_SIZE; 1466 1467 /* Read in more data. */ 1468 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1469 (yy_n_chars), num_to_read ); 1470 1471 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1472 } 1473 1474 if ( (yy_n_chars) == 0 ) 1475 { 1476 if ( number_to_move == YY_MORE_ADJ ) 1477 { 1478 ret_val = EOB_ACT_END_OF_FILE; 1479 yyrestart(yyin ); 1480 } 1481 1482 else 1483 { 1484 ret_val = EOB_ACT_LAST_MATCH; 1485 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1486 YY_BUFFER_EOF_PENDING; 1487 } 1488 } 1489 1490 else 1491 ret_val = EOB_ACT_CONTINUE_SCAN; 1492 1493 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1494 /* Extend the array by 50%, plus the number we really need. */ 1495 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1496 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1497 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1498 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1499 } 1500 1501 (yy_n_chars) += number_to_move; 1502 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1503 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1504 1505 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1506 1507 return ret_val; 1508} 1509 1510/* yy_get_previous_state - get the state just before the EOB char was reached */ 1511 1512 static yy_state_type yy_get_previous_state (void) 1513{ 1514 register yy_state_type yy_current_state; 1515 register char *yy_cp; 1516 1517 yy_current_state = (yy_start); 1518 yy_current_state += YY_AT_BOL(); 1519 1520 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1521 { 1522 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1523 if ( yy_accept[yy_current_state] ) 1524 { 1525 (yy_last_accepting_state) = yy_current_state; 1526 (yy_last_accepting_cpos) = yy_cp; 1527 } 1528 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1529 { 1530 yy_current_state = (int) yy_def[yy_current_state]; 1531 if ( yy_current_state >= 159 ) 1532 yy_c = yy_meta[(unsigned int) yy_c]; 1533 } 1534 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1535 } 1536 1537 return yy_current_state; 1538} 1539 1540/* yy_try_NUL_trans - try to make a transition on the NUL character 1541 * 1542 * synopsis 1543 * next_state = yy_try_NUL_trans( current_state ); 1544 */ 1545 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1546{ 1547 register int yy_is_jam; 1548 register char *yy_cp = (yy_c_buf_p); 1549 1550 register YY_CHAR yy_c = 1; 1551 if ( yy_accept[yy_current_state] ) 1552 { 1553 (yy_last_accepting_state) = yy_current_state; 1554 (yy_last_accepting_cpos) = yy_cp; 1555 } 1556 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1557 { 1558 yy_current_state = (int) yy_def[yy_current_state]; 1559 if ( yy_current_state >= 159 ) 1560 yy_c = yy_meta[(unsigned int) yy_c]; 1561 } 1562 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1563 yy_is_jam = (yy_current_state == 158); 1564 1565 return yy_is_jam ? 0 : yy_current_state; 1566} 1567 1568#ifndef YY_NO_INPUT 1569#ifdef __cplusplus 1570 static int yyinput (void) 1571#else 1572 static int input (void) 1573#endif 1574 1575{ 1576 int c; 1577 1578 *(yy_c_buf_p) = (yy_hold_char); 1579 1580 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1581 { 1582 /* yy_c_buf_p now points to the character we want to return. 1583 * If this occurs *before* the EOB characters, then it's a 1584 * valid NUL; if not, then we've hit the end of the buffer. 1585 */ 1586 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1587 /* This was really a NUL. */ 1588 *(yy_c_buf_p) = '\0'; 1589 1590 else 1591 { /* need more input */ 1592 yy_size_t offset = (yy_c_buf_p) - (yytext_ptr); 1593 ++(yy_c_buf_p); 1594 1595 switch ( yy_get_next_buffer( ) ) 1596 { 1597 case EOB_ACT_LAST_MATCH: 1598 /* This happens because yy_g_n_b() 1599 * sees that we've accumulated a 1600 * token and flags that we need to 1601 * try matching the token before 1602 * proceeding. But for input(), 1603 * there's no matching to consider. 1604 * So convert the EOB_ACT_LAST_MATCH 1605 * to EOB_ACT_END_OF_FILE. 1606 */ 1607 1608 /* Reset buffer status. */ 1609 yyrestart(yyin ); 1610 1611 /*FALLTHROUGH*/ 1612 1613 case EOB_ACT_END_OF_FILE: 1614 { 1615 if ( yywrap( ) ) 1616 return EOF; 1617 1618 if ( ! (yy_did_buffer_switch_on_eof) ) 1619 YY_NEW_FILE; 1620#ifdef __cplusplus 1621 return yyinput(); 1622#else 1623 return input(); 1624#endif 1625 } 1626 1627 case EOB_ACT_CONTINUE_SCAN: 1628 (yy_c_buf_p) = (yytext_ptr) + offset; 1629 break; 1630 } 1631 } 1632 } 1633 1634 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1635 *(yy_c_buf_p) = '\0'; /* preserve yytext */ 1636 (yy_hold_char) = *++(yy_c_buf_p); 1637 1638 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); 1639 1640 return c; 1641} 1642#endif /* ifndef YY_NO_INPUT */ 1643 1644/** Immediately switch to a different input stream. 1645 * @param input_file A readable stream. 1646 * 1647 * @note This function does not reset the start condition to @c INITIAL . 1648 */ 1649 void yyrestart (FILE * input_file ) 1650{ 1651 1652 if ( ! YY_CURRENT_BUFFER ){ 1653 yyensure_buffer_stack (); 1654 YY_CURRENT_BUFFER_LVALUE = 1655 yy_create_buffer(yyin,YY_BUF_SIZE ); 1656 } 1657 1658 yy_init_buffer(YY_CURRENT_BUFFER,input_file ); 1659 yy_load_buffer_state( ); 1660} 1661 1662/** Switch to a different input buffer. 1663 * @param new_buffer The new input buffer. 1664 * 1665 */ 1666 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1667{ 1668 1669 /* TODO. We should be able to replace this entire function body 1670 * with 1671 * yypop_buffer_state(); 1672 * yypush_buffer_state(new_buffer); 1673 */ 1674 yyensure_buffer_stack (); 1675 if ( YY_CURRENT_BUFFER == new_buffer ) 1676 return; 1677 1678 if ( YY_CURRENT_BUFFER ) 1679 { 1680 /* Flush out information for old buffer. */ 1681 *(yy_c_buf_p) = (yy_hold_char); 1682 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1683 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1684 } 1685 1686 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1687 yy_load_buffer_state( ); 1688 1689 /* We don't actually know whether we did this switch during 1690 * EOF (yywrap()) processing, but the only time this flag 1691 * is looked at is after yywrap() is called, so it's safe 1692 * to go ahead and always set it. 1693 */ 1694 (yy_did_buffer_switch_on_eof) = 1; 1695} 1696 1697static void yy_load_buffer_state (void) 1698{ 1699 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1700 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1701 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1702 (yy_hold_char) = *(yy_c_buf_p); 1703} 1704 1705/** Allocate and initialize an input buffer state. 1706 * @param file A readable stream. 1707 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1708 * 1709 * @return the allocated buffer state. 1710 */ 1711 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) 1712{ 1713 YY_BUFFER_STATE b; 1714 1715 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1716 if ( ! b ) 1717 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1718 1719 b->yy_buf_size = size; 1720 1721 /* yy_ch_buf has to be 2 characters longer than the size given because 1722 * we need to put in 2 end-of-buffer characters. 1723 */ 1724 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); 1725 if ( ! b->yy_ch_buf ) 1726 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1727 1728 b->yy_is_our_buffer = 1; 1729 1730 yy_init_buffer(b,file ); 1731 1732 return b; 1733} 1734 1735/** Destroy the buffer. 1736 * @param b a buffer created with yy_create_buffer() 1737 * 1738 */ 1739 void yy_delete_buffer (YY_BUFFER_STATE b ) 1740{ 1741 1742 if ( ! b ) 1743 return; 1744 1745 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1746 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1747 1748 if ( b->yy_is_our_buffer ) 1749 yyfree((void *) b->yy_ch_buf ); 1750 1751 yyfree((void *) b ); 1752} 1753 1754/* Initializes or reinitializes a buffer. 1755 * This function is sometimes called more than once on the same buffer, 1756 * such as during a yyrestart() or at EOF. 1757 */ 1758 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1759 1760{ 1761 int oerrno = errno; 1762 1763 yy_flush_buffer(b ); 1764 1765 b->yy_input_file = file; 1766 b->yy_fill_buffer = 1; 1767 1768 /* If b is the current buffer, then yy_init_buffer was _probably_ 1769 * called from yyrestart() or through yy_get_next_buffer. 1770 * In that case, we don't want to reset the lineno or column. 1771 */ 1772 if (b != YY_CURRENT_BUFFER){ 1773 b->yy_bs_lineno = 1; 1774 b->yy_bs_column = 0; 1775 } 1776 1777 b->yy_is_interactive = 0; 1778 1779 errno = oerrno; 1780} 1781 1782/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1783 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1784 * 1785 */ 1786 void yy_flush_buffer (YY_BUFFER_STATE b ) 1787{ 1788 if ( ! b ) 1789 return; 1790 1791 b->yy_n_chars = 0; 1792 1793 /* We always need two end-of-buffer characters. The first causes 1794 * a transition to the end-of-buffer state. The second causes 1795 * a jam in that state. 1796 */ 1797 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1798 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1799 1800 b->yy_buf_pos = &b->yy_ch_buf[0]; 1801 1802 b->yy_at_bol = 1; 1803 b->yy_buffer_status = YY_BUFFER_NEW; 1804 1805 if ( b == YY_CURRENT_BUFFER ) 1806 yy_load_buffer_state( ); 1807} 1808 1809/** Pushes the new state onto the stack. The new state becomes 1810 * the current state. This function will allocate the stack 1811 * if necessary. 1812 * @param new_buffer The new state. 1813 * 1814 */ 1815void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) 1816{ 1817 if (new_buffer == NULL) 1818 return; 1819 1820 yyensure_buffer_stack(); 1821 1822 /* This block is copied from yy_switch_to_buffer. */ 1823 if ( YY_CURRENT_BUFFER ) 1824 { 1825 /* Flush out information for old buffer. */ 1826 *(yy_c_buf_p) = (yy_hold_char); 1827 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1828 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1829 } 1830 1831 /* Only push if top exists. Otherwise, replace top. */ 1832 if (YY_CURRENT_BUFFER) 1833 (yy_buffer_stack_top)++; 1834 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1835 1836 /* copied from yy_switch_to_buffer. */ 1837 yy_load_buffer_state( ); 1838 (yy_did_buffer_switch_on_eof) = 1; 1839} 1840 1841/** Removes and deletes the top of the stack, if present. 1842 * The next element becomes the new top. 1843 * 1844 */ 1845void yypop_buffer_state (void) 1846{ 1847 if (!YY_CURRENT_BUFFER) 1848 return; 1849 1850 yy_delete_buffer(YY_CURRENT_BUFFER ); 1851 YY_CURRENT_BUFFER_LVALUE = NULL; 1852 if ((yy_buffer_stack_top) > 0) 1853 --(yy_buffer_stack_top); 1854 1855 if (YY_CURRENT_BUFFER) { 1856 yy_load_buffer_state( ); 1857 (yy_did_buffer_switch_on_eof) = 1; 1858 } 1859} 1860 1861/* Allocates the stack if it does not exist. 1862 * Guarantees space for at least one push. 1863 */ 1864static void yyensure_buffer_stack (void) 1865{ 1866 yy_size_t num_to_alloc; 1867 1868 if (!(yy_buffer_stack)) { 1869 1870 /* First allocation is just for 2 elements, since we don't know if this 1871 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1872 * immediate realloc on the next call. 1873 */ 1874 num_to_alloc = 1; 1875 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc 1876 (num_to_alloc * sizeof(struct yy_buffer_state*) 1877 ); 1878 if ( ! (yy_buffer_stack) ) 1879 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1880 1881 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1882 1883 (yy_buffer_stack_max) = num_to_alloc; 1884 (yy_buffer_stack_top) = 0; 1885 return; 1886 } 1887 1888 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1889 1890 /* Increase the buffer to prepare for a possible push. */ 1891 int grow_size = 8 /* arbitrary grow size */; 1892 1893 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1894 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc 1895 ((yy_buffer_stack), 1896 num_to_alloc * sizeof(struct yy_buffer_state*) 1897 ); 1898 if ( ! (yy_buffer_stack) ) 1899 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1900 1901 /* zero only the new slots.*/ 1902 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1903 (yy_buffer_stack_max) = num_to_alloc; 1904 } 1905} 1906 1907/** Setup the input buffer state to scan directly from a user-specified character buffer. 1908 * @param base the character buffer 1909 * @param size the size in bytes of the character buffer 1910 * 1911 * @return the newly allocated buffer state object. 1912 */ 1913YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) 1914{ 1915 YY_BUFFER_STATE b; 1916 1917 if ( size < 2 || 1918 base[size-2] != YY_END_OF_BUFFER_CHAR || 1919 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1920 /* They forgot to leave room for the EOB's. */ 1921 return 0; 1922 1923 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1924 if ( ! b ) 1925 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); 1926 1927 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1928 b->yy_buf_pos = b->yy_ch_buf = base; 1929 b->yy_is_our_buffer = 0; 1930 b->yy_input_file = 0; 1931 b->yy_n_chars = b->yy_buf_size; 1932 b->yy_is_interactive = 0; 1933 b->yy_at_bol = 1; 1934 b->yy_fill_buffer = 0; 1935 b->yy_buffer_status = YY_BUFFER_NEW; 1936 1937 yy_switch_to_buffer(b ); 1938 1939 return b; 1940} 1941 1942/** Setup the input buffer state to scan a string. The next call to yylex() will 1943 * scan from a @e copy of @a str. 1944 * @param yystr a NUL-terminated string to scan 1945 * 1946 * @return the newly allocated buffer state object. 1947 * @note If you want to scan bytes that may contain NUL values, then use 1948 * yy_scan_bytes() instead. 1949 */ 1950YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 1951{ 1952 1953 return yy_scan_bytes(yystr,strlen(yystr) ); 1954} 1955 1956/** Setup the input buffer state to scan the given bytes. The next call to yylex() will 1957 * scan from a @e copy of @a bytes. 1958 * @param yybytes the byte buffer to scan 1959 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. 1960 * 1961 * @return the newly allocated buffer state object. 1962 */ 1963YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, yy_size_t _yybytes_len ) 1964{ 1965 YY_BUFFER_STATE b; 1966 char *buf; 1967 yy_size_t n; 1968 yy_size_t i; 1969 1970 /* Get memory for full buffer, including space for trailing EOB's. */ 1971 n = _yybytes_len + 2; 1972 buf = (char *) yyalloc(n ); 1973 if ( ! buf ) 1974 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); 1975 1976 for ( i = 0; i < _yybytes_len; ++i ) 1977 buf[i] = yybytes[i]; 1978 1979 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 1980 1981 b = yy_scan_buffer(buf,n ); 1982 if ( ! b ) 1983 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); 1984 1985 /* It's okay to grow etc. this buffer, and we should throw it 1986 * away when we're done. 1987 */ 1988 b->yy_is_our_buffer = 1; 1989 1990 return b; 1991} 1992 1993#ifndef YY_EXIT_FAILURE 1994#define YY_EXIT_FAILURE 2 1995#endif 1996 1997static void yy_fatal_error (yyconst char* msg ) 1998{ 1999 (void) fprintf( stderr, "%s\n", msg ); 2000 exit( YY_EXIT_FAILURE ); 2001} 2002 2003/* Redefine yyless() so it works in section 3 code. */ 2004 2005#undef yyless 2006#define yyless(n) \ 2007 do \ 2008 { \ 2009 /* Undo effects of setting up yytext. */ \ 2010 int yyless_macro_arg = (n); \ 2011 YY_LESS_LINENO(yyless_macro_arg);\ 2012 yytext[yyleng] = (yy_hold_char); \ 2013 (yy_c_buf_p) = yytext + yyless_macro_arg; \ 2014 (yy_hold_char) = *(yy_c_buf_p); \ 2015 *(yy_c_buf_p) = '\0'; \ 2016 yyleng = yyless_macro_arg; \ 2017 } \ 2018 while ( 0 ) 2019 2020/* Accessor methods (get/set functions) to struct members. */ 2021 2022/** Get the current line number. 2023 * 2024 */ 2025int yyget_lineno (void) 2026{ 2027 2028 return yylineno; 2029} 2030 2031/** Get the input stream. 2032 * 2033 */ 2034FILE *yyget_in (void) 2035{ 2036 return yyin; 2037} 2038 2039/** Get the output stream. 2040 * 2041 */ 2042FILE *yyget_out (void) 2043{ 2044 return yyout; 2045} 2046 2047/** Get the length of the current token. 2048 * 2049 */ 2050yy_size_t yyget_leng (void) 2051{ 2052 return yyleng; 2053} 2054 2055/** Get the current token. 2056 * 2057 */ 2058 2059char *yyget_text (void) 2060{ 2061 return yytext; 2062} 2063 2064/** Set the current line number. 2065 * @param line_number 2066 * 2067 */ 2068void yyset_lineno (int line_number ) 2069{ 2070 2071 yylineno = line_number; 2072} 2073 2074/** Set the input stream. This does not discard the current 2075 * input buffer. 2076 * @param in_str A readable stream. 2077 * 2078 * @see yy_switch_to_buffer 2079 */ 2080void yyset_in (FILE * in_str ) 2081{ 2082 yyin = in_str ; 2083} 2084 2085void yyset_out (FILE * out_str ) 2086{ 2087 yyout = out_str ; 2088} 2089 2090int yyget_debug (void) 2091{ 2092 return yy_flex_debug; 2093} 2094 2095void yyset_debug (int bdebug ) 2096{ 2097 yy_flex_debug = bdebug ; 2098} 2099 2100static int yy_init_globals (void) 2101{ 2102 /* Initialization is the same as for the non-reentrant scanner. 2103 * This function is called from yylex_destroy(), so don't allocate here. 2104 */ 2105 2106 (yy_buffer_stack) = 0; 2107 (yy_buffer_stack_top) = 0; 2108 (yy_buffer_stack_max) = 0; 2109 (yy_c_buf_p) = (char *) 0; 2110 (yy_init) = 0; 2111 (yy_start) = 0; 2112 2113/* Defined in main.c */ 2114#ifdef YY_STDINIT 2115 yyin = stdin; 2116 yyout = stdout; 2117#else 2118 yyin = (FILE *) 0; 2119 yyout = (FILE *) 0; 2120#endif 2121 2122 /* For future reference: Set errno on error, since we are called by 2123 * yylex_init() 2124 */ 2125 return 0; 2126} 2127 2128/* yylex_destroy is for both reentrant and non-reentrant scanners. */ 2129int yylex_destroy (void) 2130{ 2131 2132 /* Pop the buffer stack, destroying each element. */ 2133 while(YY_CURRENT_BUFFER){ 2134 yy_delete_buffer(YY_CURRENT_BUFFER ); 2135 YY_CURRENT_BUFFER_LVALUE = NULL; 2136 yypop_buffer_state(); 2137 } 2138 2139 /* Destroy the stack itself. */ 2140 yyfree((yy_buffer_stack) ); 2141 (yy_buffer_stack) = NULL; 2142 2143 /* Reset the globals. This is important in a non-reentrant scanner so the next time 2144 * yylex() is called, initialization will occur. */ 2145 yy_init_globals( ); 2146 2147 return 0; 2148} 2149 2150/* 2151 * Internal utility routines. 2152 */ 2153 2154#ifndef yytext_ptr 2155static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 2156{ 2157 register int i; 2158 for ( i = 0; i < n; ++i ) 2159 s1[i] = s2[i]; 2160} 2161#endif 2162 2163#ifdef YY_NEED_STRLEN 2164static int yy_flex_strlen (yyconst char * s ) 2165{ 2166 register int n; 2167 for ( n = 0; s[n]; ++n ) 2168 ; 2169 2170 return n; 2171} 2172#endif 2173 2174void *yyalloc (yy_size_t size ) 2175{ 2176 return (void *) malloc( size ); 2177} 2178 2179void *yyrealloc (void * ptr, yy_size_t size ) 2180{ 2181 /* The cast to (char *) in the following accommodates both 2182 * implementations that use char* generic pointers, and those 2183 * that use void* generic pointers. It works with the latter 2184 * because both ANSI C and C++ allow castless assignment from 2185 * any pointer type to void*, and deal with argument conversions 2186 * as though doing an assignment. 2187 */ 2188 return (void *) realloc( (char *) ptr, size ); 2189} 2190 2191void yyfree (void * ptr ) 2192{ 2193 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ 2194} 2195 2196#define YYTABLES_NAME "yytables" 2197 2198#line 254 "dtc-lexer.l" 2199 2200 2201 2202static void push_input_file(const char *filename) 2203{ 2204 assert(filename); 2205 2206 srcfile_push(filename); 2207 2208 yyin = current_srcfile->f; 2209 2210 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE)); 2211} 2212 2213 2214static bool pop_input_file(void) 2215{ 2216 if (srcfile_pop() == 0) 2217 return false; 2218 2219 yypop_buffer_state(); 2220 yyin = current_srcfile->f; 2221 2222 return true; 2223} 2224 2225static void lexical_error(const char *fmt, ...) 2226{ 2227 va_list ap; 2228 2229 va_start(ap, fmt); 2230 srcpos_verror(&yylloc, "Lexical error", fmt, ap); 2231 va_end(ap); 2232 2233 treesource_error = true; 2234} 2235 2236