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 34 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#endif /* ! C99 */ 58 59/* Limits of integral types. */ 60#ifndef INT8_MIN 61#define INT8_MIN (-128) 62#endif 63#ifndef INT16_MIN 64#define INT16_MIN (-32767-1) 65#endif 66#ifndef INT32_MIN 67#define INT32_MIN (-2147483647-1) 68#endif 69#ifndef INT8_MAX 70#define INT8_MAX (127) 71#endif 72#ifndef INT16_MAX 73#define INT16_MAX (32767) 74#endif 75#ifndef INT32_MAX 76#define INT32_MAX (2147483647) 77#endif 78#ifndef UINT8_MAX 79#define UINT8_MAX (255U) 80#endif 81#ifndef UINT16_MAX 82#define UINT16_MAX (65535U) 83#endif 84#ifndef UINT32_MAX 85#define UINT32_MAX (4294967295U) 86#endif 87 88#endif /* ! FLEXINT_H */ 89 90#ifdef __cplusplus 91 92/* The "const" storage-class-modifier is valid. */ 93#define YY_USE_CONST 94 95#else /* ! __cplusplus */ 96 97/* C99 requires __STDC__ to be defined as 1. */ 98#if defined (__STDC__) 99 100#define YY_USE_CONST 101 102#endif /* defined (__STDC__) */ 103#endif /* ! __cplusplus */ 104 105#ifdef YY_USE_CONST 106#define yyconst const 107#else 108#define yyconst 109#endif 110 111/* Returned upon end-of-file. */ 112#define YY_NULL 0 113 114/* Promotes a possibly negative, possibly signed char to an unsigned 115 * integer for use as an array index. If the signed char is negative, 116 * we want to instead treat it as an 8-bit unsigned char, hence the 117 * double cast. 118 */ 119#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) 120 121/* Enter a start condition. This macro really ought to take a parameter, 122 * but we do it the disgusting crufty way forced on us by the ()-less 123 * definition of BEGIN. 124 */ 125#define BEGIN (yy_start) = 1 + 2 * 126 127/* Translate the current start state into a value that can be later handed 128 * to BEGIN to return to the state. The YYSTATE alias is for lex 129 * compatibility. 130 */ 131#define YY_START (((yy_start) - 1) / 2) 132#define YYSTATE YY_START 133 134/* Action number for EOF rule of a given start state. */ 135#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) 136 137/* Special action meaning "start processing a new file". */ 138#define YY_NEW_FILE yyrestart(yyin ) 139 140#define YY_END_OF_BUFFER_CHAR 0 141 142/* Size of default input buffer. */ 143#ifndef YY_BUF_SIZE 144#define YY_BUF_SIZE 16384 145#endif 146 147/* The state buf must be large enough to hold one state per character in the main buffer. 148 */ 149#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) 150 151#ifndef YY_TYPEDEF_YY_BUFFER_STATE 152#define YY_TYPEDEF_YY_BUFFER_STATE 153typedef struct yy_buffer_state *YY_BUFFER_STATE; 154#endif 155 156extern int yyleng; 157 158extern FILE *yyin, *yyout; 159 160#define EOB_ACT_CONTINUE_SCAN 0 161#define EOB_ACT_END_OF_FILE 1 162#define EOB_ACT_LAST_MATCH 2 163 164 /* Note: We specifically omit the test for yy_rule_can_match_eol because it requires 165 * access to the local variable yy_act. Since yyless() is a macro, it would break 166 * existing scanners that call yyless() from OUTSIDE yylex. 167 * One obvious solution it to make yy_act a global. I tried that, and saw 168 * a 5% performance hit in a non-yylineno scanner, because yy_act is 169 * normally declared as a register variable-- so it is not worth it. 170 */ 171 #define YY_LESS_LINENO(n) \ 172 do { \ 173 int yyl;\ 174 for ( yyl = n; yyl < yyleng; ++yyl )\ 175 if ( yytext[yyl] == '\n' )\ 176 --yylineno;\ 177 }while(0) 178 179/* Return all but the first "n" matched characters back to the input stream. */ 180#define yyless(n) \ 181 do \ 182 { \ 183 /* Undo effects of setting up yytext. */ \ 184 int yyless_macro_arg = (n); \ 185 YY_LESS_LINENO(yyless_macro_arg);\ 186 *yy_cp = (yy_hold_char); \ 187 YY_RESTORE_YY_MORE_OFFSET \ 188 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ 189 YY_DO_BEFORE_ACTION; /* set up yytext again */ \ 190 } \ 191 while ( 0 ) 192 193#define unput(c) yyunput( c, (yytext_ptr) ) 194 195/* The following is because we cannot portably get our hands on size_t 196 * (without autoconf's help, which isn't available because we want 197 * flex-generated scanners to compile on their own). 198 * Given that the standard has decreed that size_t exists since 1989, 199 * I guess we can afford to depend on it. Manoj. 200 */ 201 202#ifndef YY_TYPEDEF_YY_SIZE_T 203#define YY_TYPEDEF_YY_SIZE_T 204typedef size_t yy_size_t; 205#endif 206 207#ifndef YY_STRUCT_YY_BUFFER_STATE 208#define YY_STRUCT_YY_BUFFER_STATE 209struct yy_buffer_state 210 { 211 FILE *yy_input_file; 212 213 char *yy_ch_buf; /* input buffer */ 214 char *yy_buf_pos; /* current position in input buffer */ 215 216 /* Size of input buffer in bytes, not including room for EOB 217 * characters. 218 */ 219 yy_size_t yy_buf_size; 220 221 /* Number of characters read into yy_ch_buf, not including EOB 222 * characters. 223 */ 224 int yy_n_chars; 225 226 /* Whether we "own" the buffer - i.e., we know we created it, 227 * and can realloc() it to grow it, and should free() it to 228 * delete it. 229 */ 230 int yy_is_our_buffer; 231 232 /* Whether this is an "interactive" input source; if so, and 233 * if we're using stdio for input, then we want to use getc() 234 * instead of fread(), to make sure we stop fetching input after 235 * each newline. 236 */ 237 int yy_is_interactive; 238 239 /* Whether we're considered to be at the beginning of a line. 240 * If so, '^' rules will be active on the next match, otherwise 241 * not. 242 */ 243 int yy_at_bol; 244 245 int yy_bs_lineno; /**< The line count. */ 246 int yy_bs_column; /**< The column count. */ 247 248 /* Whether to try to fill the input buffer when we reach the 249 * end of it. 250 */ 251 int yy_fill_buffer; 252 253 int yy_buffer_status; 254 255#define YY_BUFFER_NEW 0 256#define YY_BUFFER_NORMAL 1 257 /* When an EOF's been seen but there's still some text to process 258 * then we mark the buffer as YY_EOF_PENDING, to indicate that we 259 * shouldn't try reading from the input source any more. We might 260 * still have a bunch of tokens to match, though, because of 261 * possible backing-up. 262 * 263 * When we actually see the EOF, we change the status to "new" 264 * (via yyrestart()), so that the user can continue scanning by 265 * just pointing yyin at a new input file. 266 */ 267#define YY_BUFFER_EOF_PENDING 2 268 269 }; 270#endif /* !YY_STRUCT_YY_BUFFER_STATE */ 271 272/* Stack of input buffers. */ 273static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 274static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 275static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ 276 277/* We provide macros for accessing buffer states in case in the 278 * future we want to put the buffer states in a more general 279 * "scanner state". 280 * 281 * Returns the top of the stack, or NULL. 282 */ 283#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ 284 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ 285 : NULL) 286 287/* Same as previous macro, but useful when we know that the buffer stack is not 288 * NULL or when we need an lvalue. For internal use only. 289 */ 290#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] 291 292/* yy_hold_char holds the character lost when yytext is formed. */ 293static char yy_hold_char; 294static int yy_n_chars; /* number of characters read into yy_ch_buf */ 295int yyleng; 296 297/* Points to current character in buffer. */ 298static char *yy_c_buf_p = (char *) 0; 299static int yy_init = 0; /* whether we need to initialize */ 300static int yy_start = 0; /* start state number */ 301 302/* Flag which is used to allow yywrap()'s to do buffer switches 303 * instead of setting up a fresh yyin. A bit of a hack ... 304 */ 305static int yy_did_buffer_switch_on_eof; 306 307void yyrestart (FILE *input_file ); 308void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); 309YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); 310void yy_delete_buffer (YY_BUFFER_STATE b ); 311void yy_flush_buffer (YY_BUFFER_STATE b ); 312void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); 313void yypop_buffer_state (void ); 314 315static void yyensure_buffer_stack (void ); 316static void yy_load_buffer_state (void ); 317static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); 318 319#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) 320 321YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); 322YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); 323YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); 324 325void *yyalloc (yy_size_t ); 326void *yyrealloc (void *,yy_size_t ); 327void yyfree (void * ); 328 329#define yy_new_buffer yy_create_buffer 330 331#define yy_set_interactive(is_interactive) \ 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_is_interactive = is_interactive; \ 339 } 340 341#define yy_set_bol(at_bol) \ 342 { \ 343 if ( ! YY_CURRENT_BUFFER ){\ 344 yyensure_buffer_stack (); \ 345 YY_CURRENT_BUFFER_LVALUE = \ 346 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 347 } \ 348 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ 349 } 350 351#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) 352 353/* Begin user sect3 */ 354 355#define yywrap(n) 1 356#define YY_SKIP_YYWRAP 357 358typedef unsigned char YY_CHAR; 359 360FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; 361 362typedef int yy_state_type; 363 364extern int yylineno; 365 366int yylineno = 1; 367 368extern char *yytext; 369#define yytext_ptr yytext 370 371static yy_state_type yy_get_previous_state (void ); 372static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 373static int yy_get_next_buffer (void ); 374static void yy_fatal_error (yyconst char msg[] ); 375 376/* Done after the current pattern has been matched and before the 377 * corresponding action - sets up yytext. 378 */ 379#define YY_DO_BEFORE_ACTION \ 380 (yytext_ptr) = yy_bp; \ 381 yyleng = (size_t) (yy_cp - yy_bp); \ 382 (yy_hold_char) = *yy_cp; \ 383 *yy_cp = '\0'; \ 384 (yy_c_buf_p) = yy_cp; 385 386#define YY_NUM_RULES 20 387#define YY_END_OF_BUFFER 21 388/* This struct is not used in this scanner, 389 but its presence is necessary. */ 390struct yy_trans_info 391 { 392 flex_int32_t yy_verify; 393 flex_int32_t yy_nxt; 394 }; 395static yyconst flex_int16_t yy_accept[104] = 396 { 0, 397 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 398 21, 19, 16, 16, 19, 19, 19, 7, 7, 19, 399 7, 19, 19, 19, 19, 13, 14, 14, 19, 8, 400 8, 16, 0, 2, 0, 0, 9, 0, 0, 0, 401 0, 0, 0, 7, 7, 5, 0, 6, 0, 12, 402 12, 14, 14, 8, 0, 11, 9, 0, 0, 0, 403 0, 18, 0, 0, 0, 0, 8, 0, 17, 0, 404 0, 0, 0, 0, 10, 0, 0, 0, 0, 0, 405 0, 0, 0, 0, 0, 0, 0, 0, 3, 15, 406 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 407 408 0, 4, 0 409 } ; 410 411static yyconst flex_int32_t yy_ec[256] = 412 { 0, 413 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 414 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 415 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 416 1, 2, 1, 4, 5, 1, 1, 6, 1, 1, 417 1, 7, 8, 8, 9, 8, 10, 11, 12, 13, 418 13, 13, 13, 13, 13, 13, 13, 14, 1, 1, 419 1, 1, 8, 8, 15, 15, 15, 15, 15, 15, 420 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 421 16, 16, 16, 16, 16, 16, 16, 17, 16, 16, 422 1, 18, 19, 1, 16, 1, 15, 20, 21, 22, 423 424 23, 15, 16, 24, 25, 16, 16, 26, 27, 28, 425 24, 16, 16, 29, 30, 31, 32, 33, 16, 17, 426 16, 16, 34, 1, 35, 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 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 434 435 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 436 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 437 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 438 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 439 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 440 1, 1, 1, 1, 1 441 } ; 442 443static yyconst flex_int32_t yy_meta[36] = 444 { 0, 445 1, 1, 1, 1, 2, 1, 2, 2, 2, 3, 446 4, 4, 4, 5, 6, 7, 7, 1, 1, 6, 447 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 448 7, 7, 7, 8, 1 449 } ; 450 451static yyconst flex_int16_t yy_base[117] = 452 { 0, 453 0, 0, 30, 0, 44, 0, 67, 0, 97, 105, 454 302, 303, 35, 44, 40, 94, 112, 0, 129, 152, 455 296, 295, 159, 0, 176, 303, 0, 116, 95, 165, 456 49, 46, 102, 303, 296, 0, 0, 288, 290, 293, 457 264, 266, 270, 0, 0, 303, 0, 303, 264, 303, 458 0, 0, 195, 101, 0, 0, 0, 0, 284, 125, 459 277, 265, 225, 230, 216, 218, 0, 202, 224, 221, 460 217, 107, 196, 188, 303, 206, 179, 186, 178, 185, 461 183, 162, 161, 150, 169, 160, 145, 125, 303, 303, 462 137, 109, 190, 103, 203, 167, 108, 197, 303, 123, 463 464 29, 303, 303, 215, 221, 226, 229, 234, 240, 246, 465 250, 257, 265, 270, 275, 282 466 } ; 467 468static yyconst flex_int16_t yy_def[117] = 469 { 0, 470 103, 1, 1, 3, 3, 5, 103, 7, 3, 3, 471 103, 103, 103, 103, 104, 105, 103, 106, 103, 19, 472 19, 20, 103, 107, 20, 103, 108, 109, 105, 103, 473 103, 103, 104, 103, 104, 110, 111, 103, 112, 113, 474 103, 103, 103, 106, 19, 103, 20, 103, 103, 103, 475 20, 108, 109, 103, 114, 110, 111, 115, 112, 112, 476 113, 103, 103, 103, 103, 103, 114, 115, 103, 103, 477 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 478 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 479 103, 103, 103, 103, 103, 116, 103, 116, 103, 116, 480 481 103, 103, 0, 103, 103, 103, 103, 103, 103, 103, 482 103, 103, 103, 103, 103, 103 483 } ; 484 485static yyconst flex_int16_t yy_nxt[339] = 486 { 0, 487 12, 13, 14, 15, 12, 16, 12, 12, 12, 17, 488 18, 18, 18, 12, 19, 20, 20, 12, 12, 21, 489 19, 21, 19, 22, 20, 20, 20, 20, 20, 20, 490 20, 20, 20, 12, 12, 12, 32, 32, 102, 23, 491 12, 12, 12, 34, 20, 32, 32, 32, 32, 20, 492 20, 20, 20, 20, 24, 24, 24, 35, 25, 54, 493 54, 54, 26, 25, 25, 25, 25, 12, 13, 14, 494 15, 27, 12, 27, 27, 27, 23, 27, 27, 27, 495 12, 28, 28, 28, 12, 12, 28, 28, 28, 28, 496 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 497 498 12, 12, 29, 36, 103, 34, 17, 30, 31, 31, 499 29, 54, 54, 54, 17, 30, 31, 31, 39, 35, 500 52, 40, 52, 52, 52, 103, 78, 38, 38, 46, 501 101, 60, 79, 41, 69, 97, 42, 94, 43, 45, 502 45, 45, 46, 45, 47, 47, 93, 92, 45, 45, 503 45, 45, 47, 47, 47, 47, 47, 47, 47, 47, 504 47, 47, 47, 47, 47, 39, 47, 91, 40, 90, 505 99, 47, 47, 47, 47, 54, 54, 54, 89, 88, 506 41, 55, 87, 49, 100, 43, 51, 51, 51, 86, 507 51, 95, 95, 96, 85, 51, 51, 51, 51, 52, 508 509 99, 52, 52, 52, 95, 95, 96, 84, 46, 83, 510 82, 81, 39, 79, 100, 33, 33, 33, 33, 33, 511 33, 33, 33, 37, 80, 77, 37, 37, 37, 44, 512 40, 44, 50, 76, 50, 52, 75, 52, 74, 52, 513 52, 53, 73, 53, 53, 53, 53, 56, 56, 56, 514 72, 56, 56, 57, 71, 57, 57, 59, 59, 59, 515 59, 59, 59, 59, 59, 61, 61, 61, 61, 61, 516 61, 61, 61, 67, 70, 67, 68, 68, 68, 62, 517 68, 68, 98, 98, 98, 98, 98, 98, 98, 98, 518 60, 66, 65, 64, 63, 62, 60, 58, 103, 48, 519 520 48, 103, 11, 103, 103, 103, 103, 103, 103, 103, 521 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 522 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 523 103, 103, 103, 103, 103, 103, 103, 103 524 } ; 525 526static yyconst flex_int16_t yy_chk[339] = 527 { 0, 528 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 529 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 530 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 531 1, 1, 1, 1, 1, 3, 13, 13, 101, 3, 532 3, 3, 3, 15, 3, 14, 14, 32, 32, 3, 533 3, 3, 3, 3, 5, 5, 5, 15, 5, 31, 534 31, 31, 5, 5, 5, 5, 5, 7, 7, 7, 535 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 536 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 537 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 538 539 7, 7, 9, 16, 29, 33, 9, 9, 9, 9, 540 10, 54, 54, 54, 10, 10, 10, 10, 17, 33, 541 28, 17, 28, 28, 28, 100, 72, 16, 29, 28, 542 97, 60, 72, 17, 60, 94, 17, 92, 17, 19, 543 19, 19, 19, 19, 19, 19, 91, 88, 19, 19, 544 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 545 19, 19, 20, 20, 20, 23, 20, 87, 23, 86, 546 96, 20, 20, 20, 20, 30, 30, 30, 85, 84, 547 23, 30, 83, 23, 96, 23, 25, 25, 25, 82, 548 25, 93, 93, 93, 81, 25, 25, 25, 25, 53, 549 550 98, 53, 53, 53, 95, 95, 95, 80, 53, 79, 551 78, 77, 76, 74, 98, 104, 104, 104, 104, 104, 552 104, 104, 104, 105, 73, 71, 105, 105, 105, 106, 553 70, 106, 107, 69, 107, 108, 68, 108, 66, 108, 554 108, 109, 65, 109, 109, 109, 109, 110, 110, 110, 555 64, 110, 110, 111, 63, 111, 111, 112, 112, 112, 556 112, 112, 112, 112, 112, 113, 113, 113, 113, 113, 557 113, 113, 113, 114, 62, 114, 115, 115, 115, 61, 558 115, 115, 116, 116, 116, 116, 116, 116, 116, 116, 559 59, 49, 43, 42, 41, 40, 39, 38, 35, 22, 560 561 21, 11, 103, 103, 103, 103, 103, 103, 103, 103, 562 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 563 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 564 103, 103, 103, 103, 103, 103, 103, 103 565 } ; 566 567/* Table of booleans, true if rule could match eol. */ 568static yyconst flex_int32_t yy_rule_can_match_eol[21] = 569 { 0, 5701, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 571 0, }; 572 573static yy_state_type yy_last_accepting_state; 574static char *yy_last_accepting_cpos; 575 576extern int yy_flex_debug; 577int yy_flex_debug = 0; 578 579/* The intent behind this definition is that it'll catch 580 * any uses of REJECT which flex missed. 581 */ 582#define REJECT reject_used_but_not_detected 583#define yymore() yymore_used_but_not_detected 584#define YY_MORE_ADJ 0 585#define YY_RESTORE_YY_MORE_OFFSET 586char *yytext; 587#line 1 "dtc-lexer.l" 588/* 589 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. 590 * 591 * 592 * This program is free software; you can redistribute it and/or 593 * modify it under the terms of the GNU General Public License as 594 * published by the Free Software Foundation; either version 2 of the 595 * License, or (at your option) any later version. 596 * 597 * This program is distributed in the hope that it will be useful, 598 * but WITHOUT ANY WARRANTY; without even the implied warranty of 599 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 600 * General Public License for more details. 601 * 602 * You should have received a copy of the GNU General Public License 603 * along with this program; if not, write to the Free Software 604 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 605 * USA 606 */ 607 608 609 610 611#line 37 "dtc-lexer.l" 612#include "dtc.h" 613#include "srcpos.h" 614#include "dtc-parser.tab.h" 615 616 617/*#define LEXDEBUG 1*/ 618 619#ifdef LEXDEBUG 620#define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) 621#else 622#define DPRINT(fmt, ...) do { } while (0) 623#endif 624 625static int dts_version; /* = 0 */ 626 627#define BEGIN_DEFAULT() if (dts_version == 0) { \ 628 DPRINT("<INITIAL>\n"); \ 629 BEGIN(INITIAL); \ 630 } else { \ 631 DPRINT("<V1>\n"); \ 632 BEGIN(V1); \ 633 } 634 635static void push_input_file(const char *filename); 636static int pop_input_file(void); 637#line 638 "dtc-lexer.lex.c" 638 639#define INITIAL 0 640#define INCLUDE 1 641#define BYTESTRING 2 642#define PROPNODENAME 3 643#define V1 4 644 645#ifndef YY_NO_UNISTD_H 646/* Special case for "unistd.h", since it is non-ANSI. We include it way 647 * down here because we want the user's section 1 to have been scanned first. 648 * The user has a chance to override it with an option. 649 */ 650#include <unistd.h> 651#endif 652 653#ifndef YY_EXTRA_TYPE 654#define YY_EXTRA_TYPE void * 655#endif 656 657static int yy_init_globals (void ); 658 659/* Macros after this point can all be overridden by user definitions in 660 * section 1. 661 */ 662 663#ifndef YY_SKIP_YYWRAP 664#ifdef __cplusplus 665extern "C" int yywrap (void ); 666#else 667extern int yywrap (void ); 668#endif 669#endif 670 671#ifndef yytext_ptr 672static void yy_flex_strncpy (char *,yyconst char *,int ); 673#endif 674 675#ifdef YY_NEED_STRLEN 676static int yy_flex_strlen (yyconst char * ); 677#endif 678 679#ifndef YY_NO_INPUT 680 681#ifdef __cplusplus 682static int yyinput (void ); 683#else 684static int input (void ); 685#endif 686 687#endif 688 689/* Amount of stuff to slurp up with each read. */ 690#ifndef YY_READ_BUF_SIZE 691#define YY_READ_BUF_SIZE 8192 692#endif 693 694/* Copy whatever the last rule matched to the standard output. */ 695#ifndef ECHO 696/* This used to be an fputs(), but since the string might contain NUL's, 697 * we now use fwrite(). 698 */ 699#define ECHO fwrite( yytext, yyleng, 1, yyout ) 700#endif 701 702/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 703 * is returned in "result". 704 */ 705#ifndef YY_INPUT 706#define YY_INPUT(buf,result,max_size) \ 707 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ 708 { \ 709 int c = '*'; \ 710 int n; \ 711 for ( n = 0; n < max_size && \ 712 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ 713 buf[n] = (char) c; \ 714 if ( c == '\n' ) \ 715 buf[n++] = (char) c; \ 716 if ( c == EOF && ferror( yyin ) ) \ 717 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 718 result = n; \ 719 } \ 720 else \ 721 { \ 722 errno=0; \ 723 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ 724 { \ 725 if( errno != EINTR) \ 726 { \ 727 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 728 break; \ 729 } \ 730 errno=0; \ 731 clearerr(yyin); \ 732 } \ 733 }\ 734\ 735 736#endif 737 738/* No semi-colon after return; correct usage is to write "yyterminate();" - 739 * we don't want an extra ';' after the "return" because that will cause 740 * some compilers to complain about unreachable statements. 741 */ 742#ifndef yyterminate 743#define yyterminate() return YY_NULL 744#endif 745 746/* Number of entries by which start-condition stack grows. */ 747#ifndef YY_START_STACK_INCR 748#define YY_START_STACK_INCR 25 749#endif 750 751/* Report a fatal error. */ 752#ifndef YY_FATAL_ERROR 753#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 754#endif 755 756/* end tables serialization structures and prototypes */ 757 758/* Default declaration of generated scanner - a define so the user can 759 * easily add parameters. 760 */ 761#ifndef YY_DECL 762#define YY_DECL_IS_OURS 1 763 764extern int yylex (void); 765 766#define YY_DECL int yylex (void) 767#endif /* !YY_DECL */ 768 769/* Code executed at the beginning of each rule, after yytext and yyleng 770 * have been set up. 771 */ 772#ifndef YY_USER_ACTION 773#define YY_USER_ACTION 774#endif 775 776/* Code executed at the end of each rule. */ 777#ifndef YY_BREAK 778#define YY_BREAK break; 779#endif 780 781#define YY_RULE_SETUP \ 782 YY_USER_ACTION 783 784/** The main scanner function which does all the work. 785 */ 786YY_DECL 787{ 788 register yy_state_type yy_current_state; 789 register char *yy_cp, *yy_bp; 790 register int yy_act; 791 792#line 64 "dtc-lexer.l" 793 794#line 795 "dtc-lexer.lex.c" 795 796 if ( !(yy_init) ) 797 { 798 (yy_init) = 1; 799 800#ifdef YY_USER_INIT 801 YY_USER_INIT; 802#endif 803 804 if ( ! (yy_start) ) 805 (yy_start) = 1; /* first start state */ 806 807 if ( ! yyin ) 808 yyin = stdin; 809 810 if ( ! yyout ) 811 yyout = stdout; 812 813 if ( ! YY_CURRENT_BUFFER ) { 814 yyensure_buffer_stack (); 815 YY_CURRENT_BUFFER_LVALUE = 816 yy_create_buffer(yyin,YY_BUF_SIZE ); 817 } 818 819 yy_load_buffer_state( ); 820 } 821 822 while ( 1 ) /* loops until end-of-file is reached */ 823 { 824 yy_cp = (yy_c_buf_p); 825 826 /* Support of yytext. */ 827 *yy_cp = (yy_hold_char); 828 829 /* yy_bp points to the position in yy_ch_buf of the start of 830 * the current run. 831 */ 832 yy_bp = yy_cp; 833 834 yy_current_state = (yy_start); 835yy_match: 836 do 837 { 838 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; 839 if ( yy_accept[yy_current_state] ) 840 { 841 (yy_last_accepting_state) = yy_current_state; 842 (yy_last_accepting_cpos) = yy_cp; 843 } 844 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 845 { 846 yy_current_state = (int) yy_def[yy_current_state]; 847 if ( yy_current_state >= 104 ) 848 yy_c = yy_meta[(unsigned int) yy_c]; 849 } 850 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 851 ++yy_cp; 852 } 853 while ( yy_base[yy_current_state] != 303 ); 854 855yy_find_action: 856 yy_act = yy_accept[yy_current_state]; 857 if ( yy_act == 0 ) 858 { /* have to back up */ 859 yy_cp = (yy_last_accepting_cpos); 860 yy_current_state = (yy_last_accepting_state); 861 yy_act = yy_accept[yy_current_state]; 862 } 863 864 YY_DO_BEFORE_ACTION; 865 866 if ( yy_act != YY_END_OF_BUFFER && yy_rule_can_match_eol[yy_act] ) 867 { 868 int yyl; 869 for ( yyl = 0; yyl < yyleng; ++yyl ) 870 if ( yytext[yyl] == '\n' ) 871 872 yylineno++; 873; 874 } 875 876do_action: /* This label is used only to access EOF actions. */ 877 878 switch ( yy_act ) 879 { /* beginning of action switch */ 880 case 0: /* must back up */ 881 /* undo the effects of YY_DO_BEFORE_ACTION */ 882 *yy_cp = (yy_hold_char); 883 yy_cp = (yy_last_accepting_cpos); 884 yy_current_state = (yy_last_accepting_state); 885 goto yy_find_action; 886 887case 1: 888/* rule 1 can match eol */ 889YY_RULE_SETUP 890#line 65 "dtc-lexer.l" 891{ 892 char *name = strchr(yytext, '\"') + 1; 893 yytext[yyleng-1] = '\0'; 894 push_input_file(name); 895 } 896 YY_BREAK 897case YY_STATE_EOF(INITIAL): 898case YY_STATE_EOF(INCLUDE): 899case YY_STATE_EOF(BYTESTRING): 900case YY_STATE_EOF(PROPNODENAME): 901case YY_STATE_EOF(V1): 902#line 71 "dtc-lexer.l" 903{ 904 if (!pop_input_file()) { 905 yyterminate(); 906 } 907 } 908 YY_BREAK 909case 2: 910/* rule 2 can match eol */ 911YY_RULE_SETUP 912#line 77 "dtc-lexer.l" 913{ 914 yylloc.file = srcpos_file; 915 yylloc.first_line = yylineno; 916 DPRINT("String: %s\n", yytext); 917 yylval.data = data_copy_escape_string(yytext+1, 918 yyleng-2); 919 yylloc.first_line = yylineno; 920 return DT_STRING; 921 } 922 YY_BREAK 923case 3: 924YY_RULE_SETUP 925#line 87 "dtc-lexer.l" 926{ 927 yylloc.file = srcpos_file; 928 yylloc.first_line = yylineno; 929 DPRINT("Keyword: /dts-v1/\n"); 930 dts_version = 1; 931 BEGIN_DEFAULT(); 932 return DT_V1; 933 } 934 YY_BREAK 935case 4: 936YY_RULE_SETUP 937#line 96 "dtc-lexer.l" 938{ 939 yylloc.file = srcpos_file; 940 yylloc.first_line = yylineno; 941 DPRINT("Keyword: /memreserve/\n"); 942 BEGIN_DEFAULT(); 943 return DT_MEMRESERVE; 944 } 945 YY_BREAK 946case 5: 947YY_RULE_SETUP 948#line 104 "dtc-lexer.l" 949{ 950 yylloc.file = srcpos_file; 951 yylloc.first_line = yylineno; 952 DPRINT("Label: %s\n", yytext); 953 yylval.labelref = strdup(yytext); 954 yylval.labelref[yyleng-1] = '\0'; 955 return DT_LABEL; 956 } 957 YY_BREAK 958case 6: 959YY_RULE_SETUP 960#line 113 "dtc-lexer.l" 961{ 962 yylloc.file = srcpos_file; 963 yylloc.first_line = yylineno; 964 if (*yytext == 'b') 965 yylval.cbase = 2; 966 else if (*yytext == 'o') 967 yylval.cbase = 8; 968 else if (*yytext == 'd') 969 yylval.cbase = 10; 970 else 971 yylval.cbase = 16; 972 DPRINT("Base: %d\n", yylval.cbase); 973 return DT_BASE; 974 } 975 YY_BREAK 976case 7: 977YY_RULE_SETUP 978#line 128 "dtc-lexer.l" 979{ 980 yylloc.file = srcpos_file; 981 yylloc.first_line = yylineno; 982 yylval.literal = strdup(yytext); 983 DPRINT("Literal: '%s'\n", yylval.literal); 984 return DT_LEGACYLITERAL; 985 } 986 YY_BREAK 987case 8: 988YY_RULE_SETUP 989#line 136 "dtc-lexer.l" 990{ 991 yylloc.file = srcpos_file; 992 yylloc.first_line = yylineno; 993 yylval.literal = strdup(yytext); 994 DPRINT("Literal: '%s'\n", yylval.literal); 995 return DT_LITERAL; 996 } 997 YY_BREAK 998case 9: 999YY_RULE_SETUP 1000#line 144 "dtc-lexer.l" 1001{ /* label reference */ 1002 yylloc.file = srcpos_file; 1003 yylloc.first_line = yylineno; 1004 DPRINT("Ref: %s\n", yytext+1); 1005 yylval.labelref = strdup(yytext+1); 1006 return DT_REF; 1007 } 1008 YY_BREAK 1009case 10: 1010YY_RULE_SETUP 1011#line 152 "dtc-lexer.l" 1012{ /* new-style path reference */ 1013 yylloc.file = srcpos_file; 1014 yylloc.first_line = yylineno; 1015 yytext[yyleng-1] = '\0'; 1016 DPRINT("Ref: %s\n", yytext+2); 1017 yylval.labelref = strdup(yytext+2); 1018 return DT_REF; 1019 } 1020 YY_BREAK 1021case 11: 1022YY_RULE_SETUP 1023#line 161 "dtc-lexer.l" 1024{ /* old-style path reference */ 1025 yylloc.file = srcpos_file; 1026 yylloc.first_line = yylineno; 1027 DPRINT("Ref: %s\n", yytext+1); 1028 yylval.labelref = strdup(yytext+1); 1029 return DT_REF; 1030 } 1031 YY_BREAK 1032case 12: 1033YY_RULE_SETUP 1034#line 169 "dtc-lexer.l" 1035{ 1036 yylloc.file = srcpos_file; 1037 yylloc.first_line = yylineno; 1038 yylval.byte = strtol(yytext, NULL, 16); 1039 DPRINT("Byte: %02x\n", (int)yylval.byte); 1040 return DT_BYTE; 1041 } 1042 YY_BREAK 1043case 13: 1044YY_RULE_SETUP 1045#line 177 "dtc-lexer.l" 1046{ 1047 yylloc.file = srcpos_file; 1048 yylloc.first_line = yylineno; 1049 DPRINT("/BYTESTRING\n"); 1050 BEGIN_DEFAULT(); 1051 return ']'; 1052 } 1053 YY_BREAK 1054case 14: 1055YY_RULE_SETUP 1056#line 185 "dtc-lexer.l" 1057{ 1058 yylloc.file = srcpos_file; 1059 yylloc.first_line = yylineno; 1060 DPRINT("PropNodeName: %s\n", yytext); 1061 yylval.propnodename = strdup(yytext); 1062 BEGIN_DEFAULT(); 1063 return DT_PROPNODENAME; 1064 } 1065 YY_BREAK 1066case 15: 1067YY_RULE_SETUP 1068#line 194 "dtc-lexer.l" 1069{ 1070 yylloc.file = srcpos_file; 1071 yylloc.first_line = yylineno; 1072 DPRINT("Binary Include\n"); 1073 return DT_INCBIN; 1074 } 1075 YY_BREAK 1076case 16: 1077/* rule 16 can match eol */ 1078YY_RULE_SETUP 1079#line 201 "dtc-lexer.l" 1080/* eat whitespace */ 1081 YY_BREAK 1082case 17: 1083/* rule 17 can match eol */ 1084YY_RULE_SETUP 1085#line 202 "dtc-lexer.l" 1086/* eat C-style comments */ 1087 YY_BREAK 1088case 18: 1089/* rule 18 can match eol */ 1090YY_RULE_SETUP 1091#line 203 "dtc-lexer.l" 1092/* eat C++-style comments */ 1093 YY_BREAK 1094case 19: 1095YY_RULE_SETUP 1096#line 205 "dtc-lexer.l" 1097{ 1098 yylloc.file = srcpos_file; 1099 yylloc.first_line = yylineno; 1100 DPRINT("Char: %c (\\x%02x)\n", yytext[0], 1101 (unsigned)yytext[0]); 1102 if (yytext[0] == '[') { 1103 DPRINT("<BYTESTRING>\n"); 1104 BEGIN(BYTESTRING); 1105 } 1106 if ((yytext[0] == '{') 1107 || (yytext[0] == ';')) { 1108 DPRINT("<PROPNODENAME>\n"); 1109 BEGIN(PROPNODENAME); 1110 } 1111 return yytext[0]; 1112 } 1113 YY_BREAK 1114case 20: 1115YY_RULE_SETUP 1116#line 222 "dtc-lexer.l" 1117ECHO; 1118 YY_BREAK 1119#line 1120 "dtc-lexer.lex.c" 1120 1121 case YY_END_OF_BUFFER: 1122 { 1123 /* Amount of text matched not including the EOB char. */ 1124 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1125 1126 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1127 *yy_cp = (yy_hold_char); 1128 YY_RESTORE_YY_MORE_OFFSET 1129 1130 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1131 { 1132 /* We're scanning a new file or input source. It's 1133 * possible that this happened because the user 1134 * just pointed yyin at a new source and called 1135 * yylex(). If so, then we have to assure 1136 * consistency between YY_CURRENT_BUFFER and our 1137 * globals. Here is the right place to do so, because 1138 * this is the first action (other than possibly a 1139 * back-up) that will match for the new input source. 1140 */ 1141 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1142 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; 1143 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1144 } 1145 1146 /* Note that here we test for yy_c_buf_p "<=" to the position 1147 * of the first EOB in the buffer, since yy_c_buf_p will 1148 * already have been incremented past the NUL character 1149 * (since all states make transitions on EOB to the 1150 * end-of-buffer state). Contrast this with the test 1151 * in input(). 1152 */ 1153 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1154 { /* This was really a NUL. */ 1155 yy_state_type yy_next_state; 1156 1157 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1158 1159 yy_current_state = yy_get_previous_state( ); 1160 1161 /* Okay, we're now positioned to make the NUL 1162 * transition. We couldn't have 1163 * yy_get_previous_state() go ahead and do it 1164 * for us because it doesn't know how to deal 1165 * with the possibility of jamming (and we don't 1166 * want to build jamming into it because then it 1167 * will run more slowly). 1168 */ 1169 1170 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1171 1172 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1173 1174 if ( yy_next_state ) 1175 { 1176 /* Consume the NUL. */ 1177 yy_cp = ++(yy_c_buf_p); 1178 yy_current_state = yy_next_state; 1179 goto yy_match; 1180 } 1181 1182 else 1183 { 1184 yy_cp = (yy_c_buf_p); 1185 goto yy_find_action; 1186 } 1187 } 1188 1189 else switch ( yy_get_next_buffer( ) ) 1190 { 1191 case EOB_ACT_END_OF_FILE: 1192 { 1193 (yy_did_buffer_switch_on_eof) = 0; 1194 1195 if ( yywrap( ) ) 1196 { 1197 /* Note: because we've taken care in 1198 * yy_get_next_buffer() to have set up 1199 * yytext, we can now set up 1200 * yy_c_buf_p so that if some total 1201 * hoser (like flex itself) wants to 1202 * call the scanner after we return the 1203 * YY_NULL, it'll still work - another 1204 * YY_NULL will get returned. 1205 */ 1206 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1207 1208 yy_act = YY_STATE_EOF(YY_START); 1209 goto do_action; 1210 } 1211 1212 else 1213 { 1214 if ( ! (yy_did_buffer_switch_on_eof) ) 1215 YY_NEW_FILE; 1216 } 1217 break; 1218 } 1219 1220 case EOB_ACT_CONTINUE_SCAN: 1221 (yy_c_buf_p) = 1222 (yytext_ptr) + yy_amount_of_matched_text; 1223 1224 yy_current_state = yy_get_previous_state( ); 1225 1226 yy_cp = (yy_c_buf_p); 1227 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1228 goto yy_match; 1229 1230 case EOB_ACT_LAST_MATCH: 1231 (yy_c_buf_p) = 1232 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1233 1234 yy_current_state = yy_get_previous_state( ); 1235 1236 yy_cp = (yy_c_buf_p); 1237 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1238 goto yy_find_action; 1239 } 1240 break; 1241 } 1242 1243 default: 1244 YY_FATAL_ERROR( 1245 "fatal flex scanner internal error--no action found" ); 1246 } /* end of action switch */ 1247 } /* end of scanning one token */ 1248} /* end of yylex */ 1249 1250/* yy_get_next_buffer - try to read in a new buffer 1251 * 1252 * Returns a code representing an action: 1253 * EOB_ACT_LAST_MATCH - 1254 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1255 * EOB_ACT_END_OF_FILE - end of file 1256 */ 1257static int yy_get_next_buffer (void) 1258{ 1259 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1260 register char *source = (yytext_ptr); 1261 register int number_to_move, i; 1262 int ret_val; 1263 1264 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1265 YY_FATAL_ERROR( 1266 "fatal flex scanner internal error--end of buffer missed" ); 1267 1268 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1269 { /* Don't try to fill the buffer, so this is an EOF. */ 1270 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1271 { 1272 /* We matched a single character, the EOB, so 1273 * treat this as a final EOF. 1274 */ 1275 return EOB_ACT_END_OF_FILE; 1276 } 1277 1278 else 1279 { 1280 /* We matched some text prior to the EOB, first 1281 * process it. 1282 */ 1283 return EOB_ACT_LAST_MATCH; 1284 } 1285 } 1286 1287 /* Try to read more data. */ 1288 1289 /* First move last chars to start of buffer. */ 1290 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1291 1292 for ( i = 0; i < number_to_move; ++i ) 1293 *(dest++) = *(source++); 1294 1295 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1296 /* don't do the read, it's not guaranteed to return an EOF, 1297 * just force an EOF 1298 */ 1299 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1300 1301 else 1302 { 1303 int num_to_read = 1304 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1305 1306 while ( num_to_read <= 0 ) 1307 { /* Not enough room in the buffer - grow it. */ 1308 1309 /* just a shorter name for the current buffer */ 1310 YY_BUFFER_STATE b = YY_CURRENT_BUFFER; 1311 1312 int yy_c_buf_p_offset = 1313 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1314 1315 if ( b->yy_is_our_buffer ) 1316 { 1317 int new_size = b->yy_buf_size * 2; 1318 1319 if ( new_size <= 0 ) 1320 b->yy_buf_size += b->yy_buf_size / 8; 1321 else 1322 b->yy_buf_size *= 2; 1323 1324 b->yy_ch_buf = (char *) 1325 /* Include room in for 2 EOB chars. */ 1326 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1327 } 1328 else 1329 /* Can't grow it, we don't own it. */ 1330 b->yy_ch_buf = 0; 1331 1332 if ( ! b->yy_ch_buf ) 1333 YY_FATAL_ERROR( 1334 "fatal error - scanner input buffer overflow" ); 1335 1336 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1337 1338 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1339 number_to_move - 1; 1340 1341 } 1342 1343 if ( num_to_read > YY_READ_BUF_SIZE ) 1344 num_to_read = YY_READ_BUF_SIZE; 1345 1346 /* Read in more data. */ 1347 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1348 (yy_n_chars), (size_t) num_to_read ); 1349 1350 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1351 } 1352 1353 if ( (yy_n_chars) == 0 ) 1354 { 1355 if ( number_to_move == YY_MORE_ADJ ) 1356 { 1357 ret_val = EOB_ACT_END_OF_FILE; 1358 yyrestart(yyin ); 1359 } 1360 1361 else 1362 { 1363 ret_val = EOB_ACT_LAST_MATCH; 1364 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1365 YY_BUFFER_EOF_PENDING; 1366 } 1367 } 1368 1369 else 1370 ret_val = EOB_ACT_CONTINUE_SCAN; 1371 1372 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1373 /* Extend the array by 50%, plus the number we really need. */ 1374 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1375 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1376 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1377 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1378 } 1379 1380 (yy_n_chars) += number_to_move; 1381 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1382 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1383 1384 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1385 1386 return ret_val; 1387} 1388 1389/* yy_get_previous_state - get the state just before the EOB char was reached */ 1390 1391 static yy_state_type yy_get_previous_state (void) 1392{ 1393 register yy_state_type yy_current_state; 1394 register char *yy_cp; 1395 1396 yy_current_state = (yy_start); 1397 1398 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1399 { 1400 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1401 if ( yy_accept[yy_current_state] ) 1402 { 1403 (yy_last_accepting_state) = yy_current_state; 1404 (yy_last_accepting_cpos) = yy_cp; 1405 } 1406 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1407 { 1408 yy_current_state = (int) yy_def[yy_current_state]; 1409 if ( yy_current_state >= 104 ) 1410 yy_c = yy_meta[(unsigned int) yy_c]; 1411 } 1412 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1413 } 1414 1415 return yy_current_state; 1416} 1417 1418/* yy_try_NUL_trans - try to make a transition on the NUL character 1419 * 1420 * synopsis 1421 * next_state = yy_try_NUL_trans( current_state ); 1422 */ 1423 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1424{ 1425 register int yy_is_jam; 1426 register char *yy_cp = (yy_c_buf_p); 1427 1428 register YY_CHAR yy_c = 1; 1429 if ( yy_accept[yy_current_state] ) 1430 { 1431 (yy_last_accepting_state) = yy_current_state; 1432 (yy_last_accepting_cpos) = yy_cp; 1433 } 1434 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1435 { 1436 yy_current_state = (int) yy_def[yy_current_state]; 1437 if ( yy_current_state >= 104 ) 1438 yy_c = yy_meta[(unsigned int) yy_c]; 1439 } 1440 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1441 yy_is_jam = (yy_current_state == 103); 1442 1443 return yy_is_jam ? 0 : yy_current_state; 1444} 1445 1446#ifndef YY_NO_INPUT 1447#ifdef __cplusplus 1448 static int yyinput (void) 1449#else 1450 static int input (void) 1451#endif 1452 1453{ 1454 int c; 1455 1456 *(yy_c_buf_p) = (yy_hold_char); 1457 1458 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1459 { 1460 /* yy_c_buf_p now points to the character we want to return. 1461 * If this occurs *before* the EOB characters, then it's a 1462 * valid NUL; if not, then we've hit the end of the buffer. 1463 */ 1464 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1465 /* This was really a NUL. */ 1466 *(yy_c_buf_p) = '\0'; 1467 1468 else 1469 { /* need more input */ 1470 int offset = (yy_c_buf_p) - (yytext_ptr); 1471 ++(yy_c_buf_p); 1472 1473 switch ( yy_get_next_buffer( ) ) 1474 { 1475 case EOB_ACT_LAST_MATCH: 1476 /* This happens because yy_g_n_b() 1477 * sees that we've accumulated a 1478 * token and flags that we need to 1479 * try matching the token before 1480 * proceeding. But for input(), 1481 * there's no matching to consider. 1482 * So convert the EOB_ACT_LAST_MATCH 1483 * to EOB_ACT_END_OF_FILE. 1484 */ 1485 1486 /* Reset buffer status. */ 1487 yyrestart(yyin ); 1488 1489 /*FALLTHROUGH*/ 1490 1491 case EOB_ACT_END_OF_FILE: 1492 { 1493 if ( yywrap( ) ) 1494 return EOF; 1495 1496 if ( ! (yy_did_buffer_switch_on_eof) ) 1497 YY_NEW_FILE; 1498#ifdef __cplusplus 1499 return yyinput(); 1500#else 1501 return input(); 1502#endif 1503 } 1504 1505 case EOB_ACT_CONTINUE_SCAN: 1506 (yy_c_buf_p) = (yytext_ptr) + offset; 1507 break; 1508 } 1509 } 1510 } 1511 1512 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1513 *(yy_c_buf_p) = '\0'; /* preserve yytext */ 1514 (yy_hold_char) = *++(yy_c_buf_p); 1515 1516 if ( c == '\n' ) 1517 1518 yylineno++; 1519; 1520 1521 return c; 1522} 1523#endif /* ifndef YY_NO_INPUT */ 1524 1525/** Immediately switch to a different input stream. 1526 * @param input_file A readable stream. 1527 * 1528 * @note This function does not reset the start condition to @c INITIAL . 1529 */ 1530 void yyrestart (FILE * input_file ) 1531{ 1532 1533 if ( ! YY_CURRENT_BUFFER ){ 1534 yyensure_buffer_stack (); 1535 YY_CURRENT_BUFFER_LVALUE = 1536 yy_create_buffer(yyin,YY_BUF_SIZE ); 1537 } 1538 1539 yy_init_buffer(YY_CURRENT_BUFFER,input_file ); 1540 yy_load_buffer_state( ); 1541} 1542 1543/** Switch to a different input buffer. 1544 * @param new_buffer The new input buffer. 1545 * 1546 */ 1547 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1548{ 1549 1550 /* TODO. We should be able to replace this entire function body 1551 * with 1552 * yypop_buffer_state(); 1553 * yypush_buffer_state(new_buffer); 1554 */ 1555 yyensure_buffer_stack (); 1556 if ( YY_CURRENT_BUFFER == new_buffer ) 1557 return; 1558 1559 if ( YY_CURRENT_BUFFER ) 1560 { 1561 /* Flush out information for old buffer. */ 1562 *(yy_c_buf_p) = (yy_hold_char); 1563 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1564 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1565 } 1566 1567 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1568 yy_load_buffer_state( ); 1569 1570 /* We don't actually know whether we did this switch during 1571 * EOF (yywrap()) processing, but the only time this flag 1572 * is looked at is after yywrap() is called, so it's safe 1573 * to go ahead and always set it. 1574 */ 1575 (yy_did_buffer_switch_on_eof) = 1; 1576} 1577 1578static void yy_load_buffer_state (void) 1579{ 1580 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1581 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1582 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1583 (yy_hold_char) = *(yy_c_buf_p); 1584} 1585 1586/** Allocate and initialize an input buffer state. 1587 * @param file A readable stream. 1588 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1589 * 1590 * @return the allocated buffer state. 1591 */ 1592 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) 1593{ 1594 YY_BUFFER_STATE b; 1595 1596 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1597 if ( ! b ) 1598 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1599 1600 b->yy_buf_size = size; 1601 1602 /* yy_ch_buf has to be 2 characters longer than the size given because 1603 * we need to put in 2 end-of-buffer characters. 1604 */ 1605 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); 1606 if ( ! b->yy_ch_buf ) 1607 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1608 1609 b->yy_is_our_buffer = 1; 1610 1611 yy_init_buffer(b,file ); 1612 1613 return b; 1614} 1615 1616/** Destroy the buffer. 1617 * @param b a buffer created with yy_create_buffer() 1618 * 1619 */ 1620 void yy_delete_buffer (YY_BUFFER_STATE b ) 1621{ 1622 1623 if ( ! b ) 1624 return; 1625 1626 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1627 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1628 1629 if ( b->yy_is_our_buffer ) 1630 yyfree((void *) b->yy_ch_buf ); 1631 1632 yyfree((void *) b ); 1633} 1634 1635#ifndef __cplusplus 1636extern int isatty (int ); 1637#endif /* __cplusplus */ 1638 1639/* Initializes or reinitializes a buffer. 1640 * This function is sometimes called more than once on the same buffer, 1641 * such as during a yyrestart() or at EOF. 1642 */ 1643 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1644 1645{ 1646 int oerrno = errno; 1647 1648 yy_flush_buffer(b ); 1649 1650 b->yy_input_file = file; 1651 b->yy_fill_buffer = 1; 1652 1653 /* If b is the current buffer, then yy_init_buffer was _probably_ 1654 * called from yyrestart() or through yy_get_next_buffer. 1655 * In that case, we don't want to reset the lineno or column. 1656 */ 1657 if (b != YY_CURRENT_BUFFER){ 1658 b->yy_bs_lineno = 1; 1659 b->yy_bs_column = 0; 1660 } 1661 1662 b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; 1663 1664 errno = oerrno; 1665} 1666 1667/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1668 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1669 * 1670 */ 1671 void yy_flush_buffer (YY_BUFFER_STATE b ) 1672{ 1673 if ( ! b ) 1674 return; 1675 1676 b->yy_n_chars = 0; 1677 1678 /* We always need two end-of-buffer characters. The first causes 1679 * a transition to the end-of-buffer state. The second causes 1680 * a jam in that state. 1681 */ 1682 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1683 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1684 1685 b->yy_buf_pos = &b->yy_ch_buf[0]; 1686 1687 b->yy_at_bol = 1; 1688 b->yy_buffer_status = YY_BUFFER_NEW; 1689 1690 if ( b == YY_CURRENT_BUFFER ) 1691 yy_load_buffer_state( ); 1692} 1693 1694/** Pushes the new state onto the stack. The new state becomes 1695 * the current state. This function will allocate the stack 1696 * if necessary. 1697 * @param new_buffer The new state. 1698 * 1699 */ 1700void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) 1701{ 1702 if (new_buffer == NULL) 1703 return; 1704 1705 yyensure_buffer_stack(); 1706 1707 /* This block is copied from yy_switch_to_buffer. */ 1708 if ( YY_CURRENT_BUFFER ) 1709 { 1710 /* Flush out information for old buffer. */ 1711 *(yy_c_buf_p) = (yy_hold_char); 1712 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1713 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1714 } 1715 1716 /* Only push if top exists. Otherwise, replace top. */ 1717 if (YY_CURRENT_BUFFER) 1718 (yy_buffer_stack_top)++; 1719 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1720 1721 /* copied from yy_switch_to_buffer. */ 1722 yy_load_buffer_state( ); 1723 (yy_did_buffer_switch_on_eof) = 1; 1724} 1725 1726/** Removes and deletes the top of the stack, if present. 1727 * The next element becomes the new top. 1728 * 1729 */ 1730void yypop_buffer_state (void) 1731{ 1732 if (!YY_CURRENT_BUFFER) 1733 return; 1734 1735 yy_delete_buffer(YY_CURRENT_BUFFER ); 1736 YY_CURRENT_BUFFER_LVALUE = NULL; 1737 if ((yy_buffer_stack_top) > 0) 1738 --(yy_buffer_stack_top); 1739 1740 if (YY_CURRENT_BUFFER) { 1741 yy_load_buffer_state( ); 1742 (yy_did_buffer_switch_on_eof) = 1; 1743 } 1744} 1745 1746/* Allocates the stack if it does not exist. 1747 * Guarantees space for at least one push. 1748 */ 1749static void yyensure_buffer_stack (void) 1750{ 1751 int num_to_alloc; 1752 1753 if (!(yy_buffer_stack)) { 1754 1755 /* First allocation is just for 2 elements, since we don't know if this 1756 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1757 * immediate realloc on the next call. 1758 */ 1759 num_to_alloc = 1; 1760 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc 1761 (num_to_alloc * sizeof(struct yy_buffer_state*) 1762 ); 1763 if ( ! (yy_buffer_stack) ) 1764 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1765 1766 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1767 1768 (yy_buffer_stack_max) = num_to_alloc; 1769 (yy_buffer_stack_top) = 0; 1770 return; 1771 } 1772 1773 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1774 1775 /* Increase the buffer to prepare for a possible push. */ 1776 int grow_size = 8 /* arbitrary grow size */; 1777 1778 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1779 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc 1780 ((yy_buffer_stack), 1781 num_to_alloc * sizeof(struct yy_buffer_state*) 1782 ); 1783 if ( ! (yy_buffer_stack) ) 1784 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1785 1786 /* zero only the new slots.*/ 1787 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1788 (yy_buffer_stack_max) = num_to_alloc; 1789 } 1790} 1791 1792/** Setup the input buffer state to scan directly from a user-specified character buffer. 1793 * @param base the character buffer 1794 * @param size the size in bytes of the character buffer 1795 * 1796 * @return the newly allocated buffer state object. 1797 */ 1798YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) 1799{ 1800 YY_BUFFER_STATE b; 1801 1802 if ( size < 2 || 1803 base[size-2] != YY_END_OF_BUFFER_CHAR || 1804 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1805 /* They forgot to leave room for the EOB's. */ 1806 return 0; 1807 1808 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1809 if ( ! b ) 1810 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); 1811 1812 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1813 b->yy_buf_pos = b->yy_ch_buf = base; 1814 b->yy_is_our_buffer = 0; 1815 b->yy_input_file = 0; 1816 b->yy_n_chars = b->yy_buf_size; 1817 b->yy_is_interactive = 0; 1818 b->yy_at_bol = 1; 1819 b->yy_fill_buffer = 0; 1820 b->yy_buffer_status = YY_BUFFER_NEW; 1821 1822 yy_switch_to_buffer(b ); 1823 1824 return b; 1825} 1826 1827/** Setup the input buffer state to scan a string. The next call to yylex() will 1828 * scan from a @e copy of @a str. 1829 * @param yystr a NUL-terminated string to scan 1830 * 1831 * @return the newly allocated buffer state object. 1832 * @note If you want to scan bytes that may contain NUL values, then use 1833 * yy_scan_bytes() instead. 1834 */ 1835YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 1836{ 1837 1838 return yy_scan_bytes(yystr,strlen(yystr) ); 1839} 1840 1841/** Setup the input buffer state to scan the given bytes. The next call to yylex() will 1842 * scan from a @e copy of @a bytes. 1843 * @param bytes the byte buffer to scan 1844 * @param len the number of bytes in the buffer pointed to by @a bytes. 1845 * 1846 * @return the newly allocated buffer state object. 1847 */ 1848YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) 1849{ 1850 YY_BUFFER_STATE b; 1851 char *buf; 1852 yy_size_t n; 1853 int i; 1854 1855 /* Get memory for full buffer, including space for trailing EOB's. */ 1856 n = _yybytes_len + 2; 1857 buf = (char *) yyalloc(n ); 1858 if ( ! buf ) 1859 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); 1860 1861 for ( i = 0; i < _yybytes_len; ++i ) 1862 buf[i] = yybytes[i]; 1863 1864 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 1865 1866 b = yy_scan_buffer(buf,n ); 1867 if ( ! b ) 1868 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); 1869 1870 /* It's okay to grow etc. this buffer, and we should throw it 1871 * away when we're done. 1872 */ 1873 b->yy_is_our_buffer = 1; 1874 1875 return b; 1876} 1877 1878#ifndef YY_EXIT_FAILURE 1879#define YY_EXIT_FAILURE 2 1880#endif 1881 1882static void yy_fatal_error (yyconst char* msg ) 1883{ 1884 (void) fprintf( stderr, "%s\n", msg ); 1885 exit( YY_EXIT_FAILURE ); 1886} 1887 1888/* Redefine yyless() so it works in section 3 code. */ 1889 1890#undef yyless 1891#define yyless(n) \ 1892 do \ 1893 { \ 1894 /* Undo effects of setting up yytext. */ \ 1895 int yyless_macro_arg = (n); \ 1896 YY_LESS_LINENO(yyless_macro_arg);\ 1897 yytext[yyleng] = (yy_hold_char); \ 1898 (yy_c_buf_p) = yytext + yyless_macro_arg; \ 1899 (yy_hold_char) = *(yy_c_buf_p); \ 1900 *(yy_c_buf_p) = '\0'; \ 1901 yyleng = yyless_macro_arg; \ 1902 } \ 1903 while ( 0 ) 1904 1905/* Accessor methods (get/set functions) to struct members. */ 1906 1907/** Get the current line number. 1908 * 1909 */ 1910int yyget_lineno (void) 1911{ 1912 1913 return yylineno; 1914} 1915 1916/** Get the input stream. 1917 * 1918 */ 1919FILE *yyget_in (void) 1920{ 1921 return yyin; 1922} 1923 1924/** Get the output stream. 1925 * 1926 */ 1927FILE *yyget_out (void) 1928{ 1929 return yyout; 1930} 1931 1932/** Get the length of the current token. 1933 * 1934 */ 1935int yyget_leng (void) 1936{ 1937 return yyleng; 1938} 1939 1940/** Get the current token. 1941 * 1942 */ 1943 1944char *yyget_text (void) 1945{ 1946 return yytext; 1947} 1948 1949/** Set the current line number. 1950 * @param line_number 1951 * 1952 */ 1953void yyset_lineno (int line_number ) 1954{ 1955 1956 yylineno = line_number; 1957} 1958 1959/** Set the input stream. This does not discard the current 1960 * input buffer. 1961 * @param in_str A readable stream. 1962 * 1963 * @see yy_switch_to_buffer 1964 */ 1965void yyset_in (FILE * in_str ) 1966{ 1967 yyin = in_str ; 1968} 1969 1970void yyset_out (FILE * out_str ) 1971{ 1972 yyout = out_str ; 1973} 1974 1975int yyget_debug (void) 1976{ 1977 return yy_flex_debug; 1978} 1979 1980void yyset_debug (int bdebug ) 1981{ 1982 yy_flex_debug = bdebug ; 1983} 1984 1985static int yy_init_globals (void) 1986{ 1987 /* Initialization is the same as for the non-reentrant scanner. 1988 * This function is called from yylex_destroy(), so don't allocate here. 1989 */ 1990 1991 /* We do not touch yylineno unless the option is enabled. */ 1992 yylineno = 1; 1993 1994 (yy_buffer_stack) = 0; 1995 (yy_buffer_stack_top) = 0; 1996 (yy_buffer_stack_max) = 0; 1997 (yy_c_buf_p) = (char *) 0; 1998 (yy_init) = 0; 1999 (yy_start) = 0; 2000 2001/* Defined in main.c */ 2002#ifdef YY_STDINIT 2003 yyin = stdin; 2004 yyout = stdout; 2005#else 2006 yyin = (FILE *) 0; 2007 yyout = (FILE *) 0; 2008#endif 2009 2010 /* For future reference: Set errno on error, since we are called by 2011 * yylex_init() 2012 */ 2013 return 0; 2014} 2015 2016/* yylex_destroy is for both reentrant and non-reentrant scanners. */ 2017int yylex_destroy (void) 2018{ 2019 2020 /* Pop the buffer stack, destroying each element. */ 2021 while(YY_CURRENT_BUFFER){ 2022 yy_delete_buffer(YY_CURRENT_BUFFER ); 2023 YY_CURRENT_BUFFER_LVALUE = NULL; 2024 yypop_buffer_state(); 2025 } 2026 2027 /* Destroy the stack itself. */ 2028 yyfree((yy_buffer_stack) ); 2029 (yy_buffer_stack) = NULL; 2030 2031 /* Reset the globals. This is important in a non-reentrant scanner so the next time 2032 * yylex() is called, initialization will occur. */ 2033 yy_init_globals( ); 2034 2035 return 0; 2036} 2037 2038/* 2039 * Internal utility routines. 2040 */ 2041 2042#ifndef yytext_ptr 2043static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 2044{ 2045 register int i; 2046 for ( i = 0; i < n; ++i ) 2047 s1[i] = s2[i]; 2048} 2049#endif 2050 2051#ifdef YY_NEED_STRLEN 2052static int yy_flex_strlen (yyconst char * s ) 2053{ 2054 register int n; 2055 for ( n = 0; s[n]; ++n ) 2056 ; 2057 2058 return n; 2059} 2060#endif 2061 2062void *yyalloc (yy_size_t size ) 2063{ 2064 return (void *) malloc( size ); 2065} 2066 2067void *yyrealloc (void * ptr, yy_size_t size ) 2068{ 2069 /* The cast to (char *) in the following accommodates both 2070 * implementations that use char* generic pointers, and those 2071 * that use void* generic pointers. It works with the latter 2072 * because both ANSI C and C++ allow castless assignment from 2073 * any pointer type to void*, and deal with argument conversions 2074 * as though doing an assignment. 2075 */ 2076 return (void *) realloc( (char *) ptr, size ); 2077} 2078 2079void yyfree (void * ptr ) 2080{ 2081 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ 2082} 2083 2084#define YYTABLES_NAME "yytables" 2085 2086#line 222 "dtc-lexer.l" 2087 2088 2089 2090 2091/* 2092 * Stack of nested include file contexts. 2093 */ 2094 2095struct incl_file { 2096 struct dtc_file *file; 2097 YY_BUFFER_STATE yy_prev_buf; 2098 int yy_prev_lineno; 2099 struct incl_file *prev; 2100}; 2101 2102static struct incl_file *incl_file_stack; 2103 2104 2105/* 2106 * Detect infinite include recursion. 2107 */ 2108#define MAX_INCLUDE_DEPTH (100) 2109 2110static int incl_depth = 0; 2111 2112 2113static void push_input_file(const char *filename) 2114{ 2115 struct incl_file *incl_file; 2116 struct dtc_file *newfile; 2117 struct search_path search, *searchptr = NULL; 2118 2119 assert(filename); 2120 2121 if (incl_depth++ >= MAX_INCLUDE_DEPTH) 2122 die("Includes nested too deeply"); 2123 2124 if (srcpos_file) { 2125 search.dir = srcpos_file->dir; 2126 search.next = NULL; 2127 search.prev = NULL; 2128 searchptr = &search; 2129 } 2130 2131 newfile = dtc_open_file(filename, searchptr); 2132 2133 incl_file = xmalloc(sizeof(struct incl_file)); 2134 2135 /* 2136 * Save current context. 2137 */ 2138 incl_file->yy_prev_buf = YY_CURRENT_BUFFER; 2139 incl_file->yy_prev_lineno = yylineno; 2140 incl_file->file = srcpos_file; 2141 incl_file->prev = incl_file_stack; 2142 2143 incl_file_stack = incl_file; 2144 2145 /* 2146 * Establish new context. 2147 */ 2148 srcpos_file = newfile; 2149 yylineno = 1; 2150 yyin = newfile->file; 2151 yy_switch_to_buffer(yy_create_buffer(yyin,YY_BUF_SIZE)); 2152} 2153 2154 2155static int pop_input_file(void) 2156{ 2157 struct incl_file *incl_file; 2158 2159 if (incl_file_stack == 0) 2160 return 0; 2161 2162 dtc_close_file(srcpos_file); 2163 2164 /* 2165 * Pop. 2166 */ 2167 --incl_depth; 2168 incl_file = incl_file_stack; 2169 incl_file_stack = incl_file->prev; 2170 2171 /* 2172 * Recover old context. 2173 */ 2174 yy_delete_buffer(YY_CURRENT_BUFFER); 2175 yy_switch_to_buffer(incl_file->yy_prev_buf); 2176 yylineno = incl_file->yy_prev_lineno; 2177 srcpos_file = incl_file->file; 2178 yyin = incl_file->file ? incl_file->file->file : NULL; 2179 2180 /* 2181 * Free old state. 2182 */ 2183 free(incl_file); 2184 2185 return 1; 2186} 2187 2188