1#line 2 "dtc-lexer.lex.c" 2 3#line 4 "dtc-lexer.lex.c" 4 5#define YY_INT_ALIGNED short int 6 7/* A lexical scanner generated by flex */ 8 9#define FLEX_SCANNER 10#define YY_FLEX_MAJOR_VERSION 2 11#define YY_FLEX_MINOR_VERSION 5 12#define YY_FLEX_SUBMINOR_VERSION 35 13#if YY_FLEX_SUBMINOR_VERSION > 0 14#define FLEX_BETA 15#endif 16 17/* First, we deal with platform-specific or compiler-specific issues. */ 18 19/* begin standard C headers. */ 20#include <stdio.h> 21#include <string.h> 22#include <errno.h> 23#include <stdlib.h> 24 25/* end standard C headers. */ 26 27/* flex integer type definitions */ 28 29#ifndef FLEXINT_H 30#define FLEXINT_H 31 32/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ 33 34#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L 35 36/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, 37 * if you want the limit (max/min) macros for int types. 38 */ 39#ifndef __STDC_LIMIT_MACROS 40#define __STDC_LIMIT_MACROS 1 41#endif 42 43#include <inttypes.h> 44typedef int8_t flex_int8_t; 45typedef uint8_t flex_uint8_t; 46typedef int16_t flex_int16_t; 47typedef uint16_t flex_uint16_t; 48typedef int32_t flex_int32_t; 49typedef uint32_t flex_uint32_t; 50#else 51typedef signed char flex_int8_t; 52typedef short int flex_int16_t; 53typedef int flex_int32_t; 54typedef unsigned char flex_uint8_t; 55typedef unsigned short int flex_uint16_t; 56typedef unsigned int flex_uint32_t; 57 58/* Limits of integral types. */ 59#ifndef INT8_MIN 60#define INT8_MIN (-128) 61#endif 62#ifndef INT16_MIN 63#define INT16_MIN (-32767-1) 64#endif 65#ifndef INT32_MIN 66#define INT32_MIN (-2147483647-1) 67#endif 68#ifndef INT8_MAX 69#define INT8_MAX (127) 70#endif 71#ifndef INT16_MAX 72#define INT16_MAX (32767) 73#endif 74#ifndef INT32_MAX 75#define INT32_MAX (2147483647) 76#endif 77#ifndef UINT8_MAX 78#define UINT8_MAX (255U) 79#endif 80#ifndef UINT16_MAX 81#define UINT16_MAX (65535U) 82#endif 83#ifndef UINT32_MAX 84#define UINT32_MAX (4294967295U) 85#endif 86 87#endif /* ! C99 */ 88 89#endif /* ! FLEXINT_H */ 90 91#ifdef __cplusplus 92 93/* The "const" storage-class-modifier is valid. */ 94#define YY_USE_CONST 95 96#else /* ! __cplusplus */ 97 98/* C99 requires __STDC__ to be defined as 1. */ 99#if defined (__STDC__) 100 101#define YY_USE_CONST 102 103#endif /* defined (__STDC__) */ 104#endif /* ! __cplusplus */ 105 106#ifdef YY_USE_CONST 107#define yyconst const 108#else 109#define yyconst 110#endif 111 112/* Returned upon end-of-file. */ 113#define YY_NULL 0 114 115/* Promotes a possibly negative, possibly signed char to an unsigned 116 * integer for use as an array index. If the signed char is negative, 117 * we want to instead treat it as an 8-bit unsigned char, hence the 118 * double cast. 119 */ 120#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) 121 122/* Enter a start condition. This macro really ought to take a parameter, 123 * but we do it the disgusting crufty way forced on us by the ()-less 124 * definition of BEGIN. 125 */ 126#define BEGIN (yy_start) = 1 + 2 * 127 128/* Translate the current start state into a value that can be later handed 129 * to BEGIN to return to the state. The YYSTATE alias is for lex 130 * compatibility. 131 */ 132#define YY_START (((yy_start) - 1) / 2) 133#define YYSTATE YY_START 134 135/* Action number for EOF rule of a given start state. */ 136#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) 137 138/* Special action meaning "start processing a new file". */ 139#define YY_NEW_FILE yyrestart(yyin ) 140 141#define YY_END_OF_BUFFER_CHAR 0 142 143/* Size of default input buffer. */ 144#ifndef YY_BUF_SIZE 145#ifdef __ia64__ 146/* On IA-64, the buffer size is 16k, not 8k. 147 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case. 148 * Ditto for the __ia64__ case accordingly. 149 */ 150#define YY_BUF_SIZE 32768 151#else 152#define YY_BUF_SIZE 16384 153#endif /* __ia64__ */ 154#endif 155 156/* The state buf must be large enough to hold one state per character in the main buffer. 157 */ 158#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) 159 160#ifndef YY_TYPEDEF_YY_BUFFER_STATE 161#define YY_TYPEDEF_YY_BUFFER_STATE 162typedef struct yy_buffer_state *YY_BUFFER_STATE; 163#endif 164 165extern int yyleng; 166 167extern FILE *yyin, *yyout; 168 169#define EOB_ACT_CONTINUE_SCAN 0 170#define EOB_ACT_END_OF_FILE 1 171#define EOB_ACT_LAST_MATCH 2 172 173 #define YY_LESS_LINENO(n) 174 175/* Return all but the first "n" matched characters back to the input stream. */ 176#define yyless(n) \ 177 do \ 178 { \ 179 /* Undo effects of setting up yytext. */ \ 180 int yyless_macro_arg = (n); \ 181 YY_LESS_LINENO(yyless_macro_arg);\ 182 *yy_cp = (yy_hold_char); \ 183 YY_RESTORE_YY_MORE_OFFSET \ 184 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ 185 YY_DO_BEFORE_ACTION; /* set up yytext again */ \ 186 } \ 187 while ( 0 ) 188 189#define unput(c) yyunput( c, (yytext_ptr) ) 190 191#ifndef YY_TYPEDEF_YY_SIZE_T 192#define YY_TYPEDEF_YY_SIZE_T 193typedef size_t yy_size_t; 194#endif 195 196#ifndef YY_STRUCT_YY_BUFFER_STATE 197#define YY_STRUCT_YY_BUFFER_STATE 198struct yy_buffer_state 199 { 200 FILE *yy_input_file; 201 202 char *yy_ch_buf; /* input buffer */ 203 char *yy_buf_pos; /* current position in input buffer */ 204 205 /* Size of input buffer in bytes, not including room for EOB 206 * characters. 207 */ 208 yy_size_t yy_buf_size; 209 210 /* Number of characters read into yy_ch_buf, not including EOB 211 * characters. 212 */ 213 int yy_n_chars; 214 215 /* Whether we "own" the buffer - i.e., we know we created it, 216 * and can realloc() it to grow it, and should free() it to 217 * delete it. 218 */ 219 int yy_is_our_buffer; 220 221 /* Whether this is an "interactive" input source; if so, and 222 * if we're using stdio for input, then we want to use getc() 223 * instead of fread(), to make sure we stop fetching input after 224 * each newline. 225 */ 226 int yy_is_interactive; 227 228 /* Whether we're considered to be at the beginning of a line. 229 * If so, '^' rules will be active on the next match, otherwise 230 * not. 231 */ 232 int yy_at_bol; 233 234 int yy_bs_lineno; /**< The line count. */ 235 int yy_bs_column; /**< The column count. */ 236 237 /* Whether to try to fill the input buffer when we reach the 238 * end of it. 239 */ 240 int yy_fill_buffer; 241 242 int yy_buffer_status; 243 244#define YY_BUFFER_NEW 0 245#define YY_BUFFER_NORMAL 1 246 /* When an EOF's been seen but there's still some text to process 247 * then we mark the buffer as YY_EOF_PENDING, to indicate that we 248 * shouldn't try reading from the input source any more. We might 249 * still have a bunch of tokens to match, though, because of 250 * possible backing-up. 251 * 252 * When we actually see the EOF, we change the status to "new" 253 * (via yyrestart()), so that the user can continue scanning by 254 * just pointing yyin at a new input file. 255 */ 256#define YY_BUFFER_EOF_PENDING 2 257 258 }; 259#endif /* !YY_STRUCT_YY_BUFFER_STATE */ 260 261/* Stack of input buffers. */ 262static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 263static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 264static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ 265 266/* We provide macros for accessing buffer states in case in the 267 * future we want to put the buffer states in a more general 268 * "scanner state". 269 * 270 * Returns the top of the stack, or NULL. 271 */ 272#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ 273 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ 274 : NULL) 275 276/* Same as previous macro, but useful when we know that the buffer stack is not 277 * NULL or when we need an lvalue. For internal use only. 278 */ 279#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] 280 281/* yy_hold_char holds the character lost when yytext is formed. */ 282static char yy_hold_char; 283static int yy_n_chars; /* number of characters read into yy_ch_buf */ 284int yyleng; 285 286/* Points to current character in buffer. */ 287static char *yy_c_buf_p = (char *) 0; 288static int yy_init = 0; /* whether we need to initialize */ 289static int yy_start = 0; /* start state number */ 290 291/* Flag which is used to allow yywrap()'s to do buffer switches 292 * instead of setting up a fresh yyin. A bit of a hack ... 293 */ 294static int yy_did_buffer_switch_on_eof; 295 296void yyrestart (FILE *input_file ); 297void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); 298YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); 299void yy_delete_buffer (YY_BUFFER_STATE b ); 300void yy_flush_buffer (YY_BUFFER_STATE b ); 301void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); 302void yypop_buffer_state (void ); 303 304static void yyensure_buffer_stack (void ); 305static void yy_load_buffer_state (void ); 306static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); 307 308#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) 309 310YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); 311YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); 312YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); 313 314void *yyalloc (yy_size_t ); 315void *yyrealloc (void *,yy_size_t ); 316void yyfree (void * ); 317 318#define yy_new_buffer yy_create_buffer 319 320#define yy_set_interactive(is_interactive) \ 321 { \ 322 if ( ! YY_CURRENT_BUFFER ){ \ 323 yyensure_buffer_stack (); \ 324 YY_CURRENT_BUFFER_LVALUE = \ 325 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 326 } \ 327 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ 328 } 329 330#define yy_set_bol(at_bol) \ 331 { \ 332 if ( ! YY_CURRENT_BUFFER ){\ 333 yyensure_buffer_stack (); \ 334 YY_CURRENT_BUFFER_LVALUE = \ 335 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 336 } \ 337 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ 338 } 339 340#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) 341 342/* Begin user sect3 */ 343 344#define yywrap(n) 1 345#define YY_SKIP_YYWRAP 346 347typedef unsigned char YY_CHAR; 348 349FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; 350 351typedef int yy_state_type; 352 353extern int yylineno; 354 355int yylineno = 1; 356 357extern char *yytext; 358#define yytext_ptr yytext 359 360static yy_state_type yy_get_previous_state (void ); 361static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 362static int yy_get_next_buffer (void ); 363static void yy_fatal_error (yyconst char msg[] ); 364 365/* Done after the current pattern has been matched and before the 366 * corresponding action - sets up yytext. 367 */ 368#define YY_DO_BEFORE_ACTION \ 369 (yytext_ptr) = yy_bp; \ 370 yyleng = (size_t) (yy_cp - yy_bp); \ 371 (yy_hold_char) = *yy_cp; \ 372 *yy_cp = '\0'; \ 373 (yy_c_buf_p) = yy_cp; 374 375#define YY_NUM_RULES 30 376#define YY_END_OF_BUFFER 31 377/* This struct is not used in this scanner, 378 but its presence is necessary. */ 379struct yy_trans_info 380 { 381 flex_int32_t yy_verify; 382 flex_int32_t yy_nxt; 383 }; 384static yyconst flex_int16_t yy_accept[161] = 385 { 0, 386 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 387 31, 29, 18, 18, 29, 29, 29, 29, 29, 29, 388 29, 29, 29, 29, 29, 29, 29, 29, 15, 16, 389 16, 29, 16, 10, 10, 18, 26, 0, 3, 0, 390 27, 12, 0, 0, 11, 0, 0, 0, 0, 0, 391 0, 0, 21, 23, 25, 24, 22, 0, 9, 28, 392 0, 0, 0, 14, 14, 16, 16, 16, 10, 10, 393 10, 0, 12, 0, 11, 0, 0, 0, 20, 0, 394 0, 0, 0, 0, 0, 0, 0, 16, 10, 10, 395 10, 0, 19, 0, 0, 0, 0, 0, 0, 0, 396 397 0, 0, 16, 13, 0, 0, 0, 0, 0, 0, 398 0, 0, 0, 16, 6, 0, 0, 0, 0, 0, 399 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 400 4, 17, 0, 0, 2, 0, 0, 0, 0, 0, 401 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 402 0, 0, 5, 8, 0, 0, 0, 0, 7, 0 403 } ; 404 405static yyconst flex_int32_t yy_ec[256] = 406 { 0, 407 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 408 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 409 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 410 1, 2, 5, 6, 7, 1, 1, 8, 9, 1, 411 1, 10, 11, 11, 12, 11, 13, 14, 15, 16, 412 16, 16, 16, 16, 16, 16, 16, 17, 1, 18, 413 19, 20, 11, 11, 21, 21, 21, 21, 21, 21, 414 22, 22, 22, 22, 22, 23, 22, 22, 22, 22, 415 22, 22, 22, 22, 24, 22, 22, 25, 22, 22, 416 1, 26, 27, 1, 22, 1, 21, 28, 29, 30, 417 418 31, 21, 22, 22, 32, 22, 22, 33, 34, 35, 419 36, 37, 22, 38, 39, 40, 41, 42, 22, 25, 420 43, 22, 44, 45, 46, 1, 1, 1, 1, 1, 421 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 422 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 423 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 424 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 425 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 426 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 427 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 428 429 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 1, 1, 1, 1, 1 435 } ; 436 437static yyconst flex_int32_t yy_meta[47] = 438 { 0, 439 1, 1, 1, 1, 1, 1, 2, 3, 1, 2, 440 2, 2, 4, 5, 5, 5, 6, 1, 1, 1, 441 7, 8, 8, 8, 8, 1, 1, 7, 7, 7, 442 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 443 8, 8, 8, 3, 1, 1 444 } ; 445 446static yyconst flex_int16_t yy_base[175] = 447 { 0, 448 0, 385, 378, 40, 41, 383, 72, 382, 34, 44, 449 388, 393, 61, 117, 368, 116, 115, 115, 115, 48, 450 367, 107, 368, 339, 127, 120, 0, 147, 393, 0, 451 127, 0, 133, 156, 168, 153, 393, 125, 393, 380, 452 393, 0, 369, 127, 393, 160, 371, 377, 347, 21, 453 343, 346, 393, 393, 393, 393, 393, 359, 393, 393, 454 183, 343, 339, 393, 356, 0, 183, 340, 187, 348, 455 347, 0, 0, 0, 178, 359, 195, 365, 354, 326, 456 332, 325, 334, 328, 204, 326, 331, 324, 393, 335, 457 150, 311, 343, 342, 315, 322, 340, 179, 313, 207, 458 459 319, 316, 317, 393, 337, 333, 305, 302, 311, 301, 460 310, 190, 338, 337, 393, 307, 322, 301, 305, 277, 461 208, 311, 307, 278, 271, 270, 248, 246, 213, 130, 462 393, 393, 263, 235, 207, 221, 218, 229, 213, 213, 463 206, 234, 218, 210, 208, 193, 219, 393, 223, 204, 464 176, 157, 393, 393, 120, 106, 97, 119, 393, 393, 465 245, 251, 259, 263, 267, 273, 280, 284, 292, 300, 466 304, 310, 318, 326 467 } ; 468 469static yyconst flex_int16_t yy_def[175] = 470 { 0, 471 160, 1, 1, 1, 1, 5, 160, 7, 1, 1, 472 160, 160, 160, 160, 160, 161, 162, 163, 160, 160, 473 160, 160, 164, 160, 160, 160, 165, 164, 160, 166, 474 167, 166, 166, 160, 160, 160, 160, 161, 160, 161, 475 160, 168, 160, 163, 160, 163, 169, 170, 160, 160, 476 160, 160, 160, 160, 160, 160, 160, 164, 160, 160, 477 160, 160, 160, 160, 164, 166, 167, 166, 160, 160, 478 160, 171, 168, 172, 163, 169, 169, 170, 160, 160, 479 160, 160, 160, 160, 160, 160, 160, 166, 160, 160, 480 171, 172, 160, 160, 160, 160, 160, 160, 160, 160, 481 482 160, 160, 166, 160, 160, 160, 160, 160, 160, 160, 483 160, 173, 160, 166, 160, 160, 160, 160, 160, 160, 484 173, 160, 173, 160, 160, 160, 160, 160, 160, 160, 485 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 486 160, 160, 174, 160, 160, 160, 174, 160, 174, 160, 487 160, 160, 160, 160, 160, 160, 160, 160, 160, 0, 488 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 489 160, 160, 160, 160 490 } ; 491 492static yyconst flex_int16_t yy_nxt[440] = 493 { 0, 494 12, 13, 14, 13, 15, 16, 12, 17, 18, 12, 495 12, 12, 19, 12, 12, 12, 12, 20, 21, 22, 496 23, 23, 23, 23, 23, 12, 12, 23, 23, 23, 497 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 498 23, 23, 23, 12, 24, 12, 25, 34, 35, 35, 499 25, 81, 26, 26, 27, 27, 27, 34, 35, 35, 500 82, 28, 36, 36, 36, 53, 54, 29, 28, 28, 501 28, 28, 12, 13, 14, 13, 15, 16, 30, 17, 502 18, 30, 30, 30, 26, 30, 30, 30, 12, 20, 503 21, 22, 31, 31, 31, 31, 31, 32, 12, 31, 504 505 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 506 31, 31, 31, 31, 31, 12, 24, 12, 36, 36, 507 36, 39, 41, 45, 47, 56, 57, 48, 61, 47, 508 39, 159, 48, 66, 61, 45, 66, 66, 66, 158, 509 46, 40, 49, 59, 50, 157, 51, 49, 52, 50, 510 40, 63, 46, 52, 36, 36, 36, 156, 43, 62, 511 65, 65, 65, 59, 136, 68, 137, 65, 75, 69, 512 69, 69, 70, 71, 65, 65, 65, 65, 70, 71, 513 72, 69, 69, 69, 61, 46, 45, 155, 154, 66, 514 70, 71, 66, 66, 66, 122, 85, 85, 85, 59, 515 516 69, 69, 69, 46, 77, 100, 109, 93, 100, 70, 517 71, 110, 112, 122, 129, 123, 153, 85, 85, 85, 518 135, 135, 135, 148, 148, 160, 135, 135, 135, 152, 519 142, 142, 142, 123, 143, 142, 142, 142, 151, 143, 520 150, 146, 145, 149, 149, 38, 38, 38, 38, 38, 521 38, 38, 38, 42, 144, 141, 140, 42, 42, 44, 522 44, 44, 44, 44, 44, 44, 44, 58, 58, 58, 523 58, 64, 139, 64, 66, 138, 134, 66, 133, 66, 524 66, 67, 132, 131, 67, 67, 67, 67, 73, 130, 525 73, 73, 76, 76, 76, 76, 76, 76, 76, 76, 526 527 78, 78, 78, 78, 78, 78, 78, 78, 91, 160, 528 91, 92, 129, 92, 92, 128, 92, 92, 121, 121, 529 121, 121, 121, 121, 121, 121, 147, 147, 147, 147, 530 147, 147, 147, 147, 127, 126, 125, 124, 61, 61, 531 120, 119, 118, 117, 116, 115, 47, 114, 110, 113, 532 111, 108, 107, 106, 48, 105, 104, 89, 103, 102, 533 101, 99, 98, 97, 96, 95, 94, 79, 77, 90, 534 89, 88, 59, 87, 86, 59, 84, 83, 80, 79, 535 77, 74, 160, 60, 59, 55, 37, 160, 33, 25, 536 26, 25, 11, 160, 160, 160, 160, 160, 160, 160, 537 538 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 539 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 540 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 541 160, 160, 160, 160, 160, 160, 160, 160, 160 542 } ; 543 544static yyconst flex_int16_t yy_chk[440] = 545 { 0, 546 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 4, 9, 9, 9, 551 10, 50, 4, 5, 5, 5, 5, 10, 10, 10, 552 50, 5, 13, 13, 13, 20, 20, 5, 5, 5, 553 5, 5, 7, 7, 7, 7, 7, 7, 7, 7, 554 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 555 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 556 557 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 558 7, 7, 7, 7, 7, 7, 7, 7, 14, 14, 559 14, 16, 17, 18, 19, 22, 22, 19, 25, 26, 560 38, 158, 26, 31, 33, 44, 31, 31, 31, 157, 561 18, 16, 19, 31, 19, 156, 19, 26, 19, 26, 562 38, 26, 44, 26, 36, 36, 36, 155, 17, 25, 563 28, 28, 28, 28, 130, 33, 130, 28, 46, 34, 564 34, 34, 91, 91, 28, 28, 28, 28, 34, 34, 565 34, 35, 35, 35, 61, 46, 75, 152, 151, 67, 566 35, 35, 67, 67, 67, 112, 61, 61, 61, 67, 567 568 69, 69, 69, 75, 77, 85, 98, 77, 100, 69, 569 69, 98, 100, 121, 129, 112, 150, 85, 85, 85, 570 135, 135, 135, 143, 147, 149, 129, 129, 129, 146, 571 138, 138, 138, 121, 138, 142, 142, 142, 145, 142, 572 144, 141, 140, 143, 147, 161, 161, 161, 161, 161, 573 161, 161, 161, 162, 139, 137, 136, 162, 162, 163, 574 163, 163, 163, 163, 163, 163, 163, 164, 164, 164, 575 164, 165, 134, 165, 166, 133, 128, 166, 127, 166, 576 166, 167, 126, 125, 167, 167, 167, 167, 168, 124, 577 168, 168, 169, 169, 169, 169, 169, 169, 169, 169, 578 579 170, 170, 170, 170, 170, 170, 170, 170, 171, 123, 580 171, 172, 122, 172, 172, 120, 172, 172, 173, 173, 581 173, 173, 173, 173, 173, 173, 174, 174, 174, 174, 582 174, 174, 174, 174, 119, 118, 117, 116, 114, 113, 583 111, 110, 109, 108, 107, 106, 105, 103, 102, 101, 584 99, 97, 96, 95, 94, 93, 92, 90, 88, 87, 585 86, 84, 83, 82, 81, 80, 79, 78, 76, 71, 586 70, 68, 65, 63, 62, 58, 52, 51, 49, 48, 587 47, 43, 40, 24, 23, 21, 15, 11, 8, 6, 588 3, 2, 160, 160, 160, 160, 160, 160, 160, 160, 589 590 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 591 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 592 160, 160, 160, 160, 160, 160, 160, 160, 160, 160, 593 160, 160, 160, 160, 160, 160, 160, 160, 160 594 } ; 595 596static yy_state_type yy_last_accepting_state; 597static char *yy_last_accepting_cpos; 598 599extern int yy_flex_debug; 600int yy_flex_debug = 0; 601 602/* The intent behind this definition is that it'll catch 603 * any uses of REJECT which flex missed. 604 */ 605#define REJECT reject_used_but_not_detected 606#define yymore() yymore_used_but_not_detected 607#define YY_MORE_ADJ 0 608#define YY_RESTORE_YY_MORE_OFFSET 609char *yytext; 610#line 1 "dtc-lexer.l" 611/* 612 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. 613 * 614 * 615 * This program is free software; you can redistribute it and/or 616 * modify it under the terms of the GNU General Public License as 617 * published by the Free Software Foundation; either version 2 of the 618 * License, or (at your option) any later version. 619 * 620 * This program is distributed in the hope that it will be useful, 621 * but WITHOUT ANY WARRANTY; without even the implied warranty of 622 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 623 * General Public License for more details. 624 * 625 * You should have received a copy of the GNU General Public License 626 * along with this program; if not, write to the Free Software 627 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 628 * USA 629 */ 630#define YY_NO_INPUT 1 631 632 633 634 635#line 38 "dtc-lexer.l" 636#include "dtc.h" 637#include "srcpos.h" 638#include "dtc-parser.tab.h" 639 640YYLTYPE yylloc; 641 642/* CAUTION: this will stop working if we ever use yyless() or yyunput() */ 643#define YY_USER_ACTION \ 644 { \ 645 srcpos_update(&yylloc, yytext, yyleng); \ 646 } 647 648/*#define LEXDEBUG 1*/ 649 650#ifdef LEXDEBUG 651#define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) 652#else 653#define DPRINT(fmt, ...) do { } while (0) 654#endif 655 656static int dts_version = 1; 657 658#define BEGIN_DEFAULT() DPRINT("<V1>\n"); \ 659 BEGIN(V1); \ 660 661static void push_input_file(const char *filename); 662static int pop_input_file(void); 663#line 664 "dtc-lexer.lex.c" 664 665#define INITIAL 0 666#define INCLUDE 1 667#define BYTESTRING 2 668#define PROPNODENAME 3 669#define V1 4 670 671#ifndef YY_NO_UNISTD_H 672/* Special case for "unistd.h", since it is non-ANSI. We include it way 673 * down here because we want the user's section 1 to have been scanned first. 674 * The user has a chance to override it with an option. 675 */ 676#include <unistd.h> 677#endif 678 679#ifndef YY_EXTRA_TYPE 680#define YY_EXTRA_TYPE void * 681#endif 682 683static int yy_init_globals (void ); 684 685/* Accessor methods to globals. 686 These are made visible to non-reentrant scanners for convenience. */ 687 688int yylex_destroy (void ); 689 690int yyget_debug (void ); 691 692void yyset_debug (int debug_flag ); 693 694YY_EXTRA_TYPE yyget_extra (void ); 695 696void yyset_extra (YY_EXTRA_TYPE user_defined ); 697 698FILE *yyget_in (void ); 699 700void yyset_in (FILE * in_str ); 701 702FILE *yyget_out (void ); 703 704void yyset_out (FILE * out_str ); 705 706int yyget_leng (void ); 707 708char *yyget_text (void ); 709 710int yyget_lineno (void ); 711 712void yyset_lineno (int line_number ); 713 714/* Macros after this point can all be overridden by user definitions in 715 * section 1. 716 */ 717 718#ifndef YY_SKIP_YYWRAP 719#ifdef __cplusplus 720extern "C" int yywrap (void ); 721#else 722extern int yywrap (void ); 723#endif 724#endif 725 726#ifndef yytext_ptr 727static void yy_flex_strncpy (char *,yyconst char *,int ); 728#endif 729 730#ifdef YY_NEED_STRLEN 731static int yy_flex_strlen (yyconst char * ); 732#endif 733 734#ifndef YY_NO_INPUT 735 736#ifdef __cplusplus 737static int yyinput (void ); 738#else 739static int input (void ); 740#endif 741 742#endif 743 744/* Amount of stuff to slurp up with each read. */ 745#ifndef YY_READ_BUF_SIZE 746#ifdef __ia64__ 747/* On IA-64, the buffer size is 16k, not 8k */ 748#define YY_READ_BUF_SIZE 16384 749#else 750#define YY_READ_BUF_SIZE 8192 751#endif /* __ia64__ */ 752#endif 753 754/* Copy whatever the last rule matched to the standard output. */ 755#ifndef ECHO 756/* This used to be an fputs(), but since the string might contain NUL's, 757 * we now use fwrite(). 758 */ 759#define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0) 760#endif 761 762/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 763 * is returned in "result". 764 */ 765#ifndef YY_INPUT 766#define YY_INPUT(buf,result,max_size) \ 767 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ 768 { \ 769 int c = '*'; \ 770 size_t n; \ 771 for ( n = 0; n < max_size && \ 772 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ 773 buf[n] = (char) c; \ 774 if ( c == '\n' ) \ 775 buf[n++] = (char) c; \ 776 if ( c == EOF && ferror( yyin ) ) \ 777 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 778 result = n; \ 779 } \ 780 else \ 781 { \ 782 errno=0; \ 783 while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ 784 { \ 785 if( errno != EINTR) \ 786 { \ 787 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 788 break; \ 789 } \ 790 errno=0; \ 791 clearerr(yyin); \ 792 } \ 793 }\ 794\ 795 796#endif 797 798/* No semi-colon after return; correct usage is to write "yyterminate();" - 799 * we don't want an extra ';' after the "return" because that will cause 800 * some compilers to complain about unreachable statements. 801 */ 802#ifndef yyterminate 803#define yyterminate() return YY_NULL 804#endif 805 806/* Number of entries by which start-condition stack grows. */ 807#ifndef YY_START_STACK_INCR 808#define YY_START_STACK_INCR 25 809#endif 810 811/* Report a fatal error. */ 812#ifndef YY_FATAL_ERROR 813#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 814#endif 815 816/* end tables serialization structures and prototypes */ 817 818/* Default declaration of generated scanner - a define so the user can 819 * easily add parameters. 820 */ 821#ifndef YY_DECL 822#define YY_DECL_IS_OURS 1 823 824extern int yylex (void); 825 826#define YY_DECL int yylex (void) 827#endif /* !YY_DECL */ 828 829/* Code executed at the beginning of each rule, after yytext and yyleng 830 * have been set up. 831 */ 832#ifndef YY_USER_ACTION 833#define YY_USER_ACTION 834#endif 835 836/* Code executed at the end of each rule. */ 837#ifndef YY_BREAK 838#define YY_BREAK break; 839#endif 840 841#define YY_RULE_SETUP \ 842 if ( yyleng > 0 ) \ 843 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \ 844 (yytext[yyleng - 1] == '\n'); \ 845 YY_USER_ACTION 846 847/** The main scanner function which does all the work. 848 */ 849YY_DECL 850{ 851 register yy_state_type yy_current_state; 852 register char *yy_cp, *yy_bp; 853 register int yy_act; 854 855#line 67 "dtc-lexer.l" 856 857#line 858 "dtc-lexer.lex.c" 858 859 if ( !(yy_init) ) 860 { 861 (yy_init) = 1; 862 863#ifdef YY_USER_INIT 864 YY_USER_INIT; 865#endif 866 867 if ( ! (yy_start) ) 868 (yy_start) = 1; /* first start state */ 869 870 if ( ! yyin ) 871 yyin = stdin; 872 873 if ( ! yyout ) 874 yyout = stdout; 875 876 if ( ! YY_CURRENT_BUFFER ) { 877 yyensure_buffer_stack (); 878 YY_CURRENT_BUFFER_LVALUE = 879 yy_create_buffer(yyin,YY_BUF_SIZE ); 880 } 881 882 yy_load_buffer_state( ); 883 } 884 885 while ( 1 ) /* loops until end-of-file is reached */ 886 { 887 yy_cp = (yy_c_buf_p); 888 889 /* Support of yytext. */ 890 *yy_cp = (yy_hold_char); 891 892 /* yy_bp points to the position in yy_ch_buf of the start of 893 * the current run. 894 */ 895 yy_bp = yy_cp; 896 897 yy_current_state = (yy_start); 898 yy_current_state += YY_AT_BOL(); 899yy_match: 900 do 901 { 902 register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; 903 if ( yy_accept[yy_current_state] ) 904 { 905 (yy_last_accepting_state) = yy_current_state; 906 (yy_last_accepting_cpos) = yy_cp; 907 } 908 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 909 { 910 yy_current_state = (int) yy_def[yy_current_state]; 911 if ( yy_current_state >= 161 ) 912 yy_c = yy_meta[(unsigned int) yy_c]; 913 } 914 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 915 ++yy_cp; 916 } 917 while ( yy_current_state != 160 ); 918 yy_cp = (yy_last_accepting_cpos); 919 yy_current_state = (yy_last_accepting_state); 920 921yy_find_action: 922 yy_act = yy_accept[yy_current_state]; 923 924 YY_DO_BEFORE_ACTION; 925 926do_action: /* This label is used only to access EOF actions. */ 927 928 switch ( yy_act ) 929 { /* beginning of action switch */ 930 case 0: /* must back up */ 931 /* undo the effects of YY_DO_BEFORE_ACTION */ 932 *yy_cp = (yy_hold_char); 933 yy_cp = (yy_last_accepting_cpos); 934 yy_current_state = (yy_last_accepting_state); 935 goto yy_find_action; 936 937case 1: 938/* rule 1 can match eol */ 939YY_RULE_SETUP 940#line 68 "dtc-lexer.l" 941{ 942 char *name = strchr(yytext, '\"') + 1; 943 yytext[yyleng-1] = '\0'; 944 push_input_file(name); 945 } 946 YY_BREAK 947case 2: 948/* rule 2 can match eol */ 949YY_RULE_SETUP 950#line 74 "dtc-lexer.l" 951{ 952 char *line, *tmp, *fn; 953 /* skip text before line # */ 954 line = yytext; 955 while (!isdigit(*line)) 956 line++; 957 /* skip digits in line # */ 958 tmp = line; 959 while (!isspace(*tmp)) 960 tmp++; 961 /* "NULL"-terminate line # */ 962 *tmp = '\0'; 963 /* start of filename */ 964 fn = strchr(tmp + 1, '"') + 1; 965 /* strip trailing " from filename */ 966 tmp = strchr(fn, '"'); 967 *tmp = 0; 968 /* -1 since #line is the number of the next line */ 969 srcpos_set_line(xstrdup(fn), atoi(line) - 1); 970 } 971 YY_BREAK 972case YY_STATE_EOF(INITIAL): 973case YY_STATE_EOF(INCLUDE): 974case YY_STATE_EOF(BYTESTRING): 975case YY_STATE_EOF(PROPNODENAME): 976case YY_STATE_EOF(V1): 977#line 95 "dtc-lexer.l" 978{ 979 if (!pop_input_file()) { 980 yyterminate(); 981 } 982 } 983 YY_BREAK 984case 3: 985/* rule 3 can match eol */ 986YY_RULE_SETUP 987#line 101 "dtc-lexer.l" 988{ 989 DPRINT("String: %s\n", yytext); 990 yylval.data = data_copy_escape_string(yytext+1, 991 yyleng-2); 992 return DT_STRING; 993 } 994 YY_BREAK 995case 4: 996YY_RULE_SETUP 997#line 108 "dtc-lexer.l" 998{ 999 DPRINT("Keyword: /dts-v1/\n"); 1000 dts_version = 1;
1001 BEGIN_DEFAULT(); 1002 return DT_V1; 1003 } 1004 YY_BREAK 1005case 5: 1006YY_RULE_SETUP 1007#line 115 "dtc-lexer.l" 1008{ 1009 DPRINT("Keyword: /memreserve/\n"); 1010 BEGIN_DEFAULT(); 1011 return DT_MEMRESERVE; 1012 } 1013 YY_BREAK 1014case 6: 1015YY_RULE_SETUP 1016#line 121 "dtc-lexer.l" 1017{ 1018 DPRINT("Keyword: /bits/\n"); 1019 BEGIN_DEFAULT(); 1020 return DT_BITS; 1021 } 1022 YY_BREAK 1023case 7: 1024YY_RULE_SETUP 1025#line 127 "dtc-lexer.l" 1026{ 1027 DPRINT("Keyword: /delete-property/\n"); 1028 DPRINT("<PROPNODENAME>\n"); 1029 BEGIN(PROPNODENAME); 1030 return DT_DEL_PROP; 1031 } 1032 YY_BREAK 1033case 8: 1034YY_RULE_SETUP 1035#line 134 "dtc-lexer.l" 1036{ 1037 DPRINT("Keyword: /delete-node/\n"); 1038 DPRINT("<PROPNODENAME>\n"); 1039 BEGIN(PROPNODENAME); 1040 return DT_DEL_NODE; 1041 } 1042 YY_BREAK 1043case 9: 1044YY_RULE_SETUP 1045#line 141 "dtc-lexer.l" 1046{ 1047 DPRINT("Label: %s\n", yytext); 1048 yylval.labelref = xstrdup(yytext); 1049 yylval.labelref[yyleng-1] = '\0'; 1050 return DT_LABEL; 1051 } 1052 YY_BREAK 1053case 10: 1054YY_RULE_SETUP 1055#line 148 "dtc-lexer.l" 1056{ 1057 yylval.literal = xstrdup(yytext); 1058 DPRINT("Literal: '%s'\n", yylval.literal); 1059 return DT_LITERAL; 1060 } 1061 YY_BREAK 1062case 11: 1063/* rule 11 can match eol */ 1064YY_RULE_SETUP 1065#line 154 "dtc-lexer.l" 1066{ 1067 yytext[yyleng-1] = '\0'; 1068 yylval.literal = xstrdup(yytext+1); 1069 DPRINT("Character literal: %s\n", yylval.literal); 1070 return DT_CHAR_LITERAL; 1071 } 1072 YY_BREAK 1073case 12: 1074YY_RULE_SETUP 1075#line 161 "dtc-lexer.l" 1076{ /* label reference */ 1077 DPRINT("Ref: %s\n", yytext+1); 1078 yylval.labelref = xstrdup(yytext+1); 1079 return DT_REF; 1080 } 1081 YY_BREAK 1082case 13: 1083YY_RULE_SETUP 1084#line 167 "dtc-lexer.l" 1085{ /* new-style path reference */ 1086 yytext[yyleng-1] = '\0'; 1087 DPRINT("Ref: %s\n", yytext+2); 1088 yylval.labelref = xstrdup(yytext+2); 1089 return DT_REF; 1090 } 1091 YY_BREAK 1092case 14: 1093YY_RULE_SETUP 1094#line 174 "dtc-lexer.l" 1095{ 1096 yylval.byte = strtol(yytext, NULL, 16); 1097 DPRINT("Byte: %02x\n", (int)yylval.byte); 1098 return DT_BYTE; 1099 } 1100 YY_BREAK 1101case 15: 1102YY_RULE_SETUP 1103#line 180 "dtc-lexer.l" 1104{ 1105 DPRINT("/BYTESTRING\n"); 1106 BEGIN_DEFAULT(); 1107 return ']'; 1108 } 1109 YY_BREAK 1110case 16: 1111YY_RULE_SETUP 1112#line 186 "dtc-lexer.l" 1113{ 1114 DPRINT("PropNodeName: %s\n", yytext); 1115 yylval.propnodename = xstrdup((yytext[0] == '\\') ? 1116 yytext + 1 : yytext); 1117 BEGIN_DEFAULT(); 1118 return DT_PROPNODENAME; 1119 } 1120 YY_BREAK 1121case 17: 1122YY_RULE_SETUP 1123#line 194 "dtc-lexer.l" 1124{ 1125 DPRINT("Binary Include\n"); 1126 return DT_INCBIN; 1127 } 1128 YY_BREAK 1129case 18: 1130/* rule 18 can match eol */ 1131YY_RULE_SETUP 1132#line 199 "dtc-lexer.l" 1133/* eat whitespace */ 1134 YY_BREAK 1135case 19: 1136/* rule 19 can match eol */ 1137YY_RULE_SETUP 1138#line 200 "dtc-lexer.l" 1139/* eat C-style comments */ 1140 YY_BREAK 1141case 20: 1142/* rule 20 can match eol */ 1143YY_RULE_SETUP 1144#line 201 "dtc-lexer.l" 1145/* eat C++-style comments */ 1146 YY_BREAK 1147case 21: 1148YY_RULE_SETUP 1149#line 203 "dtc-lexer.l" 1150{ return DT_LSHIFT; }; 1151 YY_BREAK 1152case 22: 1153YY_RULE_SETUP 1154#line 204 "dtc-lexer.l" 1155{ return DT_RSHIFT; }; 1156 YY_BREAK 1157case 23: 1158YY_RULE_SETUP 1159#line 205 "dtc-lexer.l" 1160{ return DT_LE; }; 1161 YY_BREAK 1162case 24: 1163YY_RULE_SETUP 1164#line 206 "dtc-lexer.l" 1165{ return DT_GE; }; 1166 YY_BREAK 1167case 25: 1168YY_RULE_SETUP 1169#line 207 "dtc-lexer.l" 1170{ return DT_EQ; }; 1171 YY_BREAK 1172case 26: 1173YY_RULE_SETUP 1174#line 208 "dtc-lexer.l" 1175{ return DT_NE; }; 1176 YY_BREAK 1177case 27: 1178YY_RULE_SETUP 1179#line 209 "dtc-lexer.l" 1180{ return DT_AND; }; 1181 YY_BREAK 1182case 28: 1183YY_RULE_SETUP 1184#line 210 "dtc-lexer.l" 1185{ return DT_OR; }; 1186 YY_BREAK 1187case 29: 1188YY_RULE_SETUP 1189#line 212 "dtc-lexer.l" 1190{ 1191 DPRINT("Char: %c (\\x%02x)\n", yytext[0], 1192 (unsigned)yytext[0]); 1193 if (yytext[0] == '[') { 1194 DPRINT("<BYTESTRING>\n"); 1195 BEGIN(BYTESTRING); 1196 } 1197 if ((yytext[0] == '{') 1198 || (yytext[0] == ';')) { 1199 DPRINT("<PROPNODENAME>\n"); 1200 BEGIN(PROPNODENAME); 1201 } 1202 return yytext[0]; 1203 } 1204 YY_BREAK 1205case 30: 1206YY_RULE_SETUP 1207#line 227 "dtc-lexer.l" 1208ECHO; 1209 YY_BREAK 1210#line 1211 "dtc-lexer.lex.c" 1211 1212 case YY_END_OF_BUFFER: 1213 { 1214 /* Amount of text matched not including the EOB char. */ 1215 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1216 1217 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1218 *yy_cp = (yy_hold_char); 1219 YY_RESTORE_YY_MORE_OFFSET 1220 1221 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1222 { 1223 /* We're scanning a new file or input source. It's 1224 * possible that this happened because the user 1225 * just pointed yyin at a new source and called 1226 * yylex(). If so, then we have to assure 1227 * consistency between YY_CURRENT_BUFFER and our 1228 * globals. Here is the right place to do so, because 1229 * this is the first action (other than possibly a 1230 * back-up) that will match for the new input source. 1231 */ 1232 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1233 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; 1234 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1235 } 1236 1237 /* Note that here we test for yy_c_buf_p "<=" to the position 1238 * of the first EOB in the buffer, since yy_c_buf_p will 1239 * already have been incremented past the NUL character 1240 * (since all states make transitions on EOB to the 1241 * end-of-buffer state). Contrast this with the test 1242 * in input(). 1243 */ 1244 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1245 { /* This was really a NUL. */ 1246 yy_state_type yy_next_state; 1247 1248 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1249 1250 yy_current_state = yy_get_previous_state( ); 1251 1252 /* Okay, we're now positioned to make the NUL 1253 * transition. We couldn't have 1254 * yy_get_previous_state() go ahead and do it 1255 * for us because it doesn't know how to deal 1256 * with the possibility of jamming (and we don't 1257 * want to build jamming into it because then it 1258 * will run more slowly). 1259 */ 1260 1261 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1262 1263 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1264 1265 if ( yy_next_state ) 1266 { 1267 /* Consume the NUL. */ 1268 yy_cp = ++(yy_c_buf_p); 1269 yy_current_state = yy_next_state; 1270 goto yy_match; 1271 } 1272 1273 else 1274 { 1275 yy_cp = (yy_last_accepting_cpos); 1276 yy_current_state = (yy_last_accepting_state); 1277 goto yy_find_action; 1278 } 1279 } 1280 1281 else switch ( yy_get_next_buffer( ) ) 1282 { 1283 case EOB_ACT_END_OF_FILE: 1284 { 1285 (yy_did_buffer_switch_on_eof) = 0; 1286 1287 if ( yywrap( ) ) 1288 { 1289 /* Note: because we've taken care in 1290 * yy_get_next_buffer() to have set up 1291 * yytext, we can now set up 1292 * yy_c_buf_p so that if some total 1293 * hoser (like flex itself) wants to 1294 * call the scanner after we return the 1295 * YY_NULL, it'll still work - another 1296 * YY_NULL will get returned. 1297 */ 1298 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1299 1300 yy_act = YY_STATE_EOF(YY_START); 1301 goto do_action; 1302 } 1303 1304 else 1305 { 1306 if ( ! (yy_did_buffer_switch_on_eof) ) 1307 YY_NEW_FILE; 1308 } 1309 break; 1310 } 1311 1312 case EOB_ACT_CONTINUE_SCAN: 1313 (yy_c_buf_p) = 1314 (yytext_ptr) + yy_amount_of_matched_text; 1315 1316 yy_current_state = yy_get_previous_state( ); 1317 1318 yy_cp = (yy_c_buf_p); 1319 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1320 goto yy_match; 1321 1322 case EOB_ACT_LAST_MATCH: 1323 (yy_c_buf_p) = 1324 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1325 1326 yy_current_state = yy_get_previous_state( ); 1327 1328 yy_cp = (yy_c_buf_p); 1329 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1330 goto yy_find_action; 1331 } 1332 break; 1333 } 1334 1335 default: 1336 YY_FATAL_ERROR( 1337 "fatal flex scanner internal error--no action found" ); 1338 } /* end of action switch */ 1339 } /* end of scanning one token */ 1340} /* end of yylex */ 1341 1342/* yy_get_next_buffer - try to read in a new buffer 1343 * 1344 * Returns a code representing an action: 1345 * EOB_ACT_LAST_MATCH - 1346 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1347 * EOB_ACT_END_OF_FILE - end of file 1348 */ 1349static int yy_get_next_buffer (void) 1350{ 1351 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1352 register char *source = (yytext_ptr); 1353 register int number_to_move, i; 1354 int ret_val; 1355 1356 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1357 YY_FATAL_ERROR( 1358 "fatal flex scanner internal error--end of buffer missed" ); 1359 1360 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1361 { /* Don't try to fill the buffer, so this is an EOF. */ 1362 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1363 { 1364 /* We matched a single character, the EOB, so 1365 * treat this as a final EOF. 1366 */ 1367 return EOB_ACT_END_OF_FILE; 1368 } 1369 1370 else 1371 { 1372 /* We matched some text prior to the EOB, first 1373 * process it. 1374 */ 1375 return EOB_ACT_LAST_MATCH; 1376 } 1377 } 1378 1379 /* Try to read more data. */ 1380 1381 /* First move last chars to start of buffer. */ 1382 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1383 1384 for ( i = 0; i < number_to_move; ++i ) 1385 *(dest++) = *(source++); 1386 1387 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1388 /* don't do the read, it's not guaranteed to return an EOF, 1389 * just force an EOF 1390 */ 1391 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1392 1393 else 1394 { 1395 int num_to_read = 1396 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1397 1398 while ( num_to_read <= 0 ) 1399 { /* Not enough room in the buffer - grow it. */ 1400 1401 /* just a shorter name for the current buffer */ 1402 YY_BUFFER_STATE b = YY_CURRENT_BUFFER; 1403 1404 int yy_c_buf_p_offset = 1405 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1406 1407 if ( b->yy_is_our_buffer ) 1408 { 1409 int new_size = b->yy_buf_size * 2; 1410 1411 if ( new_size <= 0 ) 1412 b->yy_buf_size += b->yy_buf_size / 8; 1413 else 1414 b->yy_buf_size *= 2; 1415 1416 b->yy_ch_buf = (char *) 1417 /* Include room in for 2 EOB chars. */ 1418 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1419 } 1420 else 1421 /* Can't grow it, we don't own it. */ 1422 b->yy_ch_buf = 0; 1423 1424 if ( ! b->yy_ch_buf ) 1425 YY_FATAL_ERROR( 1426 "fatal error - scanner input buffer overflow" ); 1427 1428 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1429 1430 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1431 number_to_move - 1; 1432 1433 } 1434 1435 if ( num_to_read > YY_READ_BUF_SIZE ) 1436 num_to_read = YY_READ_BUF_SIZE; 1437 1438 /* Read in more data. */ 1439 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1440 (yy_n_chars), (size_t) num_to_read ); 1441 1442 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1443 } 1444 1445 if ( (yy_n_chars) == 0 ) 1446 { 1447 if ( number_to_move == YY_MORE_ADJ ) 1448 { 1449 ret_val = EOB_ACT_END_OF_FILE; 1450 yyrestart(yyin ); 1451 } 1452 1453 else 1454 { 1455 ret_val = EOB_ACT_LAST_MATCH; 1456 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1457 YY_BUFFER_EOF_PENDING; 1458 } 1459 } 1460 1461 else 1462 ret_val = EOB_ACT_CONTINUE_SCAN; 1463 1464 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1465 /* Extend the array by 50%, plus the number we really need. */ 1466 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1467 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1468 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1469 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1470 } 1471 1472 (yy_n_chars) += number_to_move; 1473 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1474 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1475 1476 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1477 1478 return ret_val; 1479} 1480 1481/* yy_get_previous_state - get the state just before the EOB char was reached */ 1482 1483 static yy_state_type yy_get_previous_state (void) 1484{ 1485 register yy_state_type yy_current_state; 1486 register char *yy_cp; 1487 1488 yy_current_state = (yy_start); 1489 yy_current_state += YY_AT_BOL(); 1490 1491 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1492 { 1493 register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1494 if ( yy_accept[yy_current_state] ) 1495 { 1496 (yy_last_accepting_state) = yy_current_state; 1497 (yy_last_accepting_cpos) = yy_cp; 1498 } 1499 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1500 { 1501 yy_current_state = (int) yy_def[yy_current_state]; 1502 if ( yy_current_state >= 161 ) 1503 yy_c = yy_meta[(unsigned int) yy_c]; 1504 } 1505 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1506 } 1507 1508 return yy_current_state; 1509} 1510 1511/* yy_try_NUL_trans - try to make a transition on the NUL character 1512 * 1513 * synopsis 1514 * next_state = yy_try_NUL_trans( current_state ); 1515 */ 1516 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1517{ 1518 register int yy_is_jam; 1519 register char *yy_cp = (yy_c_buf_p); 1520 1521 register YY_CHAR yy_c = 1; 1522 if ( yy_accept[yy_current_state] ) 1523 { 1524 (yy_last_accepting_state) = yy_current_state; 1525 (yy_last_accepting_cpos) = yy_cp; 1526 } 1527 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1528 { 1529 yy_current_state = (int) yy_def[yy_current_state]; 1530 if ( yy_current_state >= 161 ) 1531 yy_c = yy_meta[(unsigned int) yy_c]; 1532 } 1533 yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; 1534 yy_is_jam = (yy_current_state == 160); 1535 1536 return yy_is_jam ? 0 : yy_current_state; 1537} 1538 1539#ifndef YY_NO_INPUT 1540#ifdef __cplusplus 1541 static int yyinput (void) 1542#else 1543 static int input (void) 1544#endif 1545 1546{ 1547 int c; 1548 1549 *(yy_c_buf_p) = (yy_hold_char); 1550 1551 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1552 { 1553 /* yy_c_buf_p now points to the character we want to return. 1554 * If this occurs *before* the EOB characters, then it's a 1555 * valid NUL; if not, then we've hit the end of the buffer. 1556 */ 1557 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1558 /* This was really a NUL. */ 1559 *(yy_c_buf_p) = '\0'; 1560 1561 else 1562 { /* need more input */ 1563 int offset = (yy_c_buf_p) - (yytext_ptr); 1564 ++(yy_c_buf_p); 1565 1566 switch ( yy_get_next_buffer( ) ) 1567 { 1568 case EOB_ACT_LAST_MATCH: 1569 /* This happens because yy_g_n_b() 1570 * sees that we've accumulated a 1571 * token and flags that we need to 1572 * try matching the token before 1573 * proceeding. But for input(), 1574 * there's no matching to consider. 1575 * So convert the EOB_ACT_LAST_MATCH 1576 * to EOB_ACT_END_OF_FILE. 1577 */ 1578 1579 /* Reset buffer status. */ 1580 yyrestart(yyin ); 1581 1582 /*FALLTHROUGH*/ 1583 1584 case EOB_ACT_END_OF_FILE: 1585 { 1586 if ( yywrap( ) ) 1587 return EOF; 1588 1589 if ( ! (yy_did_buffer_switch_on_eof) ) 1590 YY_NEW_FILE; 1591#ifdef __cplusplus 1592 return yyinput(); 1593#else 1594 return input(); 1595#endif 1596 } 1597 1598 case EOB_ACT_CONTINUE_SCAN: 1599 (yy_c_buf_p) = (yytext_ptr) + offset; 1600 break; 1601 } 1602 } 1603 } 1604 1605 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1606 *(yy_c_buf_p) = '\0'; /* preserve yytext */ 1607 (yy_hold_char) = *++(yy_c_buf_p); 1608 1609 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); 1610 1611 return c; 1612} 1613#endif /* ifndef YY_NO_INPUT */ 1614 1615/** Immediately switch to a different input stream. 1616 * @param input_file A readable stream. 1617 * 1618 * @note This function does not reset the start condition to @c INITIAL . 1619 */ 1620 void yyrestart (FILE * input_file ) 1621{ 1622 1623 if ( ! YY_CURRENT_BUFFER ){ 1624 yyensure_buffer_stack (); 1625 YY_CURRENT_BUFFER_LVALUE = 1626 yy_create_buffer(yyin,YY_BUF_SIZE ); 1627 } 1628 1629 yy_init_buffer(YY_CURRENT_BUFFER,input_file ); 1630 yy_load_buffer_state( ); 1631} 1632 1633/** Switch to a different input buffer. 1634 * @param new_buffer The new input buffer. 1635 * 1636 */ 1637 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1638{ 1639 1640 /* TODO. We should be able to replace this entire function body 1641 * with 1642 * yypop_buffer_state(); 1643 * yypush_buffer_state(new_buffer); 1644 */ 1645 yyensure_buffer_stack (); 1646 if ( YY_CURRENT_BUFFER == new_buffer ) 1647 return; 1648 1649 if ( YY_CURRENT_BUFFER ) 1650 { 1651 /* Flush out information for old buffer. */ 1652 *(yy_c_buf_p) = (yy_hold_char); 1653 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1654 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1655 } 1656 1657 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1658 yy_load_buffer_state( ); 1659 1660 /* We don't actually know whether we did this switch during 1661 * EOF (yywrap()) processing, but the only time this flag 1662 * is looked at is after yywrap() is called, so it's safe 1663 * to go ahead and always set it. 1664 */ 1665 (yy_did_buffer_switch_on_eof) = 1; 1666} 1667 1668static void yy_load_buffer_state (void) 1669{ 1670 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1671 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1672 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1673 (yy_hold_char) = *(yy_c_buf_p); 1674} 1675 1676/** Allocate and initialize an input buffer state. 1677 * @param file A readable stream. 1678 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1679 * 1680 * @return the allocated buffer state. 1681 */ 1682 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) 1683{ 1684 YY_BUFFER_STATE b; 1685 1686 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1687 if ( ! b ) 1688 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1689 1690 b->yy_buf_size = size; 1691 1692 /* yy_ch_buf has to be 2 characters longer than the size given because 1693 * we need to put in 2 end-of-buffer characters. 1694 */ 1695 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); 1696 if ( ! b->yy_ch_buf ) 1697 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1698 1699 b->yy_is_our_buffer = 1; 1700 1701 yy_init_buffer(b,file ); 1702 1703 return b; 1704} 1705 1706/** Destroy the buffer. 1707 * @param b a buffer created with yy_create_buffer() 1708 * 1709 */ 1710 void yy_delete_buffer (YY_BUFFER_STATE b ) 1711{ 1712 1713 if ( ! b ) 1714 return; 1715 1716 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1717 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1718 1719 if ( b->yy_is_our_buffer ) 1720 yyfree((void *) b->yy_ch_buf ); 1721 1722 yyfree((void *) b ); 1723} 1724 1725/* Initializes or reinitializes a buffer. 1726 * This function is sometimes called more than once on the same buffer, 1727 * such as during a yyrestart() or at EOF. 1728 */ 1729 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1730 1731{ 1732 int oerrno = errno; 1733 1734 yy_flush_buffer(b ); 1735 1736 b->yy_input_file = file; 1737 b->yy_fill_buffer = 1; 1738 1739 /* If b is the current buffer, then yy_init_buffer was _probably_ 1740 * called from yyrestart() or through yy_get_next_buffer. 1741 * In that case, we don't want to reset the lineno or column. 1742 */ 1743 if (b != YY_CURRENT_BUFFER){ 1744 b->yy_bs_lineno = 1; 1745 b->yy_bs_column = 0; 1746 } 1747 1748 b->yy_is_interactive = 0; 1749 1750 errno = oerrno; 1751} 1752 1753/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1754 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1755 * 1756 */ 1757 void yy_flush_buffer (YY_BUFFER_STATE b ) 1758{ 1759 if ( ! b ) 1760 return; 1761 1762 b->yy_n_chars = 0; 1763 1764 /* We always need two end-of-buffer characters. The first causes 1765 * a transition to the end-of-buffer state. The second causes 1766 * a jam in that state. 1767 */ 1768 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1769 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1770 1771 b->yy_buf_pos = &b->yy_ch_buf[0]; 1772 1773 b->yy_at_bol = 1; 1774 b->yy_buffer_status = YY_BUFFER_NEW; 1775 1776 if ( b == YY_CURRENT_BUFFER ) 1777 yy_load_buffer_state( ); 1778} 1779 1780/** Pushes the new state onto the stack. The new state becomes 1781 * the current state. This function will allocate the stack 1782 * if necessary. 1783 * @param new_buffer The new state. 1784 * 1785 */ 1786void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) 1787{ 1788 if (new_buffer == NULL) 1789 return; 1790 1791 yyensure_buffer_stack(); 1792 1793 /* This block is copied from yy_switch_to_buffer. */ 1794 if ( YY_CURRENT_BUFFER ) 1795 { 1796 /* Flush out information for old buffer. */ 1797 *(yy_c_buf_p) = (yy_hold_char); 1798 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1799 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1800 } 1801 1802 /* Only push if top exists. Otherwise, replace top. */ 1803 if (YY_CURRENT_BUFFER) 1804 (yy_buffer_stack_top)++; 1805 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1806 1807 /* copied from yy_switch_to_buffer. */ 1808 yy_load_buffer_state( ); 1809 (yy_did_buffer_switch_on_eof) = 1; 1810} 1811 1812/** Removes and deletes the top of the stack, if present. 1813 * The next element becomes the new top. 1814 * 1815 */ 1816void yypop_buffer_state (void) 1817{ 1818 if (!YY_CURRENT_BUFFER) 1819 return; 1820 1821 yy_delete_buffer(YY_CURRENT_BUFFER ); 1822 YY_CURRENT_BUFFER_LVALUE = NULL; 1823 if ((yy_buffer_stack_top) > 0) 1824 --(yy_buffer_stack_top); 1825 1826 if (YY_CURRENT_BUFFER) { 1827 yy_load_buffer_state( ); 1828 (yy_did_buffer_switch_on_eof) = 1; 1829 } 1830} 1831 1832/* Allocates the stack if it does not exist. 1833 * Guarantees space for at least one push. 1834 */ 1835static void yyensure_buffer_stack (void) 1836{ 1837 int num_to_alloc; 1838 1839 if (!(yy_buffer_stack)) { 1840 1841 /* First allocation is just for 2 elements, since we don't know if this 1842 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1843 * immediate realloc on the next call. 1844 */ 1845 num_to_alloc = 1; 1846 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc 1847 (num_to_alloc * sizeof(struct yy_buffer_state*) 1848 ); 1849 if ( ! (yy_buffer_stack) ) 1850 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1851 1852 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1853 1854 (yy_buffer_stack_max) = num_to_alloc; 1855 (yy_buffer_stack_top) = 0; 1856 return; 1857 } 1858 1859 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1860 1861 /* Increase the buffer to prepare for a possible push. */ 1862 int grow_size = 8 /* arbitrary grow size */; 1863 1864 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1865 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc 1866 ((yy_buffer_stack), 1867 num_to_alloc * sizeof(struct yy_buffer_state*) 1868 ); 1869 if ( ! (yy_buffer_stack) ) 1870 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1871 1872 /* zero only the new slots.*/ 1873 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1874 (yy_buffer_stack_max) = num_to_alloc; 1875 } 1876} 1877 1878/** Setup the input buffer state to scan directly from a user-specified character buffer. 1879 * @param base the character buffer 1880 * @param size the size in bytes of the character buffer 1881 * 1882 * @return the newly allocated buffer state object. 1883 */ 1884YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) 1885{ 1886 YY_BUFFER_STATE b; 1887 1888 if ( size < 2 || 1889 base[size-2] != YY_END_OF_BUFFER_CHAR || 1890 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1891 /* They forgot to leave room for the EOB's. */ 1892 return 0; 1893 1894 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1895 if ( ! b ) 1896 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); 1897 1898 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1899 b->yy_buf_pos = b->yy_ch_buf = base; 1900 b->yy_is_our_buffer = 0; 1901 b->yy_input_file = 0; 1902 b->yy_n_chars = b->yy_buf_size; 1903 b->yy_is_interactive = 0; 1904 b->yy_at_bol = 1; 1905 b->yy_fill_buffer = 0; 1906 b->yy_buffer_status = YY_BUFFER_NEW; 1907 1908 yy_switch_to_buffer(b ); 1909 1910 return b; 1911} 1912 1913/** Setup the input buffer state to scan a string. The next call to yylex() will 1914 * scan from a @e copy of @a str. 1915 * @param yystr a NUL-terminated string to scan 1916 * 1917 * @return the newly allocated buffer state object. 1918 * @note If you want to scan bytes that may contain NUL values, then use 1919 * yy_scan_bytes() instead. 1920 */ 1921YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 1922{ 1923 1924 return yy_scan_bytes(yystr,strlen(yystr) ); 1925} 1926 1927/** Setup the input buffer state to scan the given bytes. The next call to yylex() will 1928 * scan from a @e copy of @a bytes. 1929 * @param yybytes the byte buffer to scan 1930 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. 1931 * 1932 * @return the newly allocated buffer state object. 1933 */ 1934YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) 1935{ 1936 YY_BUFFER_STATE b; 1937 char *buf; 1938 yy_size_t n; 1939 int i; 1940 1941 /* Get memory for full buffer, including space for trailing EOB's. */ 1942 n = _yybytes_len + 2; 1943 buf = (char *) yyalloc(n ); 1944 if ( ! buf ) 1945 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); 1946 1947 for ( i = 0; i < _yybytes_len; ++i ) 1948 buf[i] = yybytes[i]; 1949 1950 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 1951 1952 b = yy_scan_buffer(buf,n ); 1953 if ( ! b ) 1954 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); 1955 1956 /* It's okay to grow etc. this buffer, and we should throw it 1957 * away when we're done. 1958 */ 1959 b->yy_is_our_buffer = 1; 1960 1961 return b; 1962} 1963 1964#ifndef YY_EXIT_FAILURE 1965#define YY_EXIT_FAILURE 2 1966#endif 1967 1968static void yy_fatal_error (yyconst char* msg ) 1969{ 1970 (void) fprintf( stderr, "%s\n", msg ); 1971 exit( YY_EXIT_FAILURE ); 1972} 1973 1974/* Redefine yyless() so it works in section 3 code. */ 1975 1976#undef yyless 1977#define yyless(n) \ 1978 do \ 1979 { \ 1980 /* Undo effects of setting up yytext. */ \ 1981 int yyless_macro_arg = (n); \ 1982 YY_LESS_LINENO(yyless_macro_arg);\ 1983 yytext[yyleng] = (yy_hold_char); \ 1984 (yy_c_buf_p) = yytext + yyless_macro_arg; \ 1985 (yy_hold_char) = *(yy_c_buf_p); \ 1986 *(yy_c_buf_p) = '\0'; \ 1987 yyleng = yyless_macro_arg; \ 1988 } \ 1989 while ( 0 ) 1990 1991/* Accessor methods (get/set functions) to struct members. */ 1992 1993/** Get the current line number. 1994 * 1995 */ 1996int yyget_lineno (void) 1997{ 1998 1999 return yylineno; 2000}
2001 2002/** Get the input stream. 2003 * 2004 */ 2005FILE *yyget_in (void) 2006{ 2007 return yyin; 2008} 2009 2010/** Get the output stream. 2011 * 2012 */ 2013FILE *yyget_out (void) 2014{ 2015 return yyout; 2016} 2017 2018/** Get the length of the current token. 2019 * 2020 */ 2021int yyget_leng (void) 2022{ 2023 return yyleng; 2024} 2025 2026/** Get the current token. 2027 * 2028 */ 2029 2030char *yyget_text (void) 2031{ 2032 return yytext; 2033} 2034 2035/** Set the current line number. 2036 * @param line_number 2037 * 2038 */ 2039void yyset_lineno (int line_number ) 2040{ 2041 2042 yylineno = line_number; 2043} 2044 2045/** Set the input stream. This does not discard the current 2046 * input buffer. 2047 * @param in_str A readable stream. 2048 * 2049 * @see yy_switch_to_buffer 2050 */ 2051void yyset_in (FILE * in_str ) 2052{ 2053 yyin = in_str ; 2054} 2055 2056void yyset_out (FILE * out_str ) 2057{ 2058 yyout = out_str ; 2059} 2060 2061int yyget_debug (void) 2062{ 2063 return yy_flex_debug; 2064} 2065 2066void yyset_debug (int bdebug ) 2067{ 2068 yy_flex_debug = bdebug ; 2069} 2070 2071static int yy_init_globals (void) 2072{ 2073 /* Initialization is the same as for the non-reentrant scanner. 2074 * This function is called from yylex_destroy(), so don't allocate here. 2075 */ 2076 2077 (yy_buffer_stack) = 0; 2078 (yy_buffer_stack_top) = 0; 2079 (yy_buffer_stack_max) = 0; 2080 (yy_c_buf_p) = (char *) 0; 2081 (yy_init) = 0; 2082 (yy_start) = 0; 2083 2084/* Defined in main.c */ 2085#ifdef YY_STDINIT 2086 yyin = stdin; 2087 yyout = stdout; 2088#else 2089 yyin = (FILE *) 0; 2090 yyout = (FILE *) 0; 2091#endif 2092 2093 /* For future reference: Set errno on error, since we are called by 2094 * yylex_init() 2095 */ 2096 return 0; 2097} 2098 2099/* yylex_destroy is for both reentrant and non-reentrant scanners. */ 2100int yylex_destroy (void) 2101{ 2102 2103 /* Pop the buffer stack, destroying each element. */ 2104 while(YY_CURRENT_BUFFER){ 2105 yy_delete_buffer(YY_CURRENT_BUFFER ); 2106 YY_CURRENT_BUFFER_LVALUE = NULL; 2107 yypop_buffer_state(); 2108 } 2109 2110 /* Destroy the stack itself. */ 2111 yyfree((yy_buffer_stack) ); 2112 (yy_buffer_stack) = NULL; 2113 2114 /* Reset the globals. This is important in a non-reentrant scanner so the next time 2115 * yylex() is called, initialization will occur. */ 2116 yy_init_globals( ); 2117 2118 return 0; 2119} 2120 2121/* 2122 * Internal utility routines. 2123 */ 2124 2125#ifndef yytext_ptr 2126static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 2127{ 2128 register int i; 2129 for ( i = 0; i < n; ++i ) 2130 s1[i] = s2[i]; 2131} 2132#endif 2133 2134#ifdef YY_NEED_STRLEN 2135static int yy_flex_strlen (yyconst char * s ) 2136{ 2137 register int n; 2138 for ( n = 0; s[n]; ++n ) 2139 ; 2140 2141 return n; 2142} 2143#endif 2144 2145void *yyalloc (yy_size_t size ) 2146{ 2147 return (void *) malloc( size ); 2148} 2149 2150void *yyrealloc (void * ptr, yy_size_t size ) 2151{ 2152 /* The cast to (char *) in the following accommodates both 2153 * implementations that use char* generic pointers, and those 2154 * that use void* generic pointers. It works with the latter 2155 * because both ANSI C and C++ allow castless assignment from 2156 * any pointer type to void*, and deal with argument conversions 2157 * as though doing an assignment. 2158 */ 2159 return (void *) realloc( (char *) ptr, size ); 2160} 2161 2162void yyfree (void * ptr ) 2163{ 2164 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ 2165} 2166 2167#define YYTABLES_NAME "yytables" 2168 2169#line 227 "dtc-lexer.l" 2170 2171 2172 2173static void push_input_file(const char *filename) 2174{ 2175 assert(filename); 2176 2177 srcfile_push(filename); 2178 2179 yyin = current_srcfile->f; 2180 2181 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE)); 2182} 2183 2184 2185static int pop_input_file(void) 2186{ 2187 if (srcfile_pop() == 0) 2188 return 0; 2189 2190 yypop_buffer_state(); 2191 yyin = current_srcfile->f; 2192 2193 return 1; 2194} 2195 2196