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 6 12#define YY_FLEX_SUBMINOR_VERSION 1 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/* TODO: this is always defined, so inline it */ 92#define yyconst const 93 94#if defined(__GNUC__) && __GNUC__ >= 3 95#define yynoreturn __attribute__((__noreturn__)) 96#else 97#define yynoreturn 98#endif 99 100/* Returned upon end-of-file. */ 101#define YY_NULL 0 102 103/* Promotes a possibly negative, possibly signed char to an unsigned 104 * integer for use as an array index. If the signed char is negative, 105 * we want to instead treat it as an 8-bit unsigned char, hence the 106 * double cast. 107 */ 108#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) 109 110/* Enter a start condition. This macro really ought to take a parameter, 111 * but we do it the disgusting crufty way forced on us by the ()-less 112 * definition of BEGIN. 113 */ 114#define BEGIN (yy_start) = 1 + 2 * 115 116/* Translate the current start state into a value that can be later handed 117 * to BEGIN to return to the state. The YYSTATE alias is for lex 118 * compatibility. 119 */ 120#define YY_START (((yy_start) - 1) / 2) 121#define YYSTATE YY_START 122 123/* Action number for EOF rule of a given start state. */ 124#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) 125 126/* Special action meaning "start processing a new file". */ 127#define YY_NEW_FILE yyrestart(yyin ) 128 129#define YY_END_OF_BUFFER_CHAR 0 130 131/* Size of default input buffer. */ 132#ifndef YY_BUF_SIZE 133#ifdef __ia64__ 134/* On IA-64, the buffer size is 16k, not 8k. 135 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case. 136 * Ditto for the __ia64__ case accordingly. 137 */ 138#define YY_BUF_SIZE 32768 139#else 140#define YY_BUF_SIZE 16384 141#endif /* __ia64__ */ 142#endif 143 144/* The state buf must be large enough to hold one state per character in the main buffer. 145 */ 146#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) 147 148#ifndef YY_TYPEDEF_YY_BUFFER_STATE 149#define YY_TYPEDEF_YY_BUFFER_STATE 150typedef struct yy_buffer_state *YY_BUFFER_STATE; 151#endif 152 153#ifndef YY_TYPEDEF_YY_SIZE_T 154#define YY_TYPEDEF_YY_SIZE_T 155typedef size_t yy_size_t; 156#endif 157 158extern int yyleng; 159 160extern FILE *yyin, *yyout; 161 162#define EOB_ACT_CONTINUE_SCAN 0 163#define EOB_ACT_END_OF_FILE 1 164#define EOB_ACT_LAST_MATCH 2 165 166 #define YY_LESS_LINENO(n) 167 #define YY_LINENO_REWIND_TO(ptr) 168 169/* Return all but the first "n" matched characters back to the input stream. */ 170#define yyless(n) \ 171 do \ 172 { \ 173 /* Undo effects of setting up yytext. */ \ 174 int yyless_macro_arg = (n); \ 175 YY_LESS_LINENO(yyless_macro_arg);\ 176 *yy_cp = (yy_hold_char); \ 177 YY_RESTORE_YY_MORE_OFFSET \ 178 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ 179 YY_DO_BEFORE_ACTION; /* set up yytext again */ \ 180 } \ 181 while ( 0 ) 182 183#define unput(c) yyunput( c, (yytext_ptr) ) 184 185#ifndef YY_STRUCT_YY_BUFFER_STATE 186#define YY_STRUCT_YY_BUFFER_STATE 187struct yy_buffer_state 188 { 189 FILE *yy_input_file; 190 191 char *yy_ch_buf; /* input buffer */ 192 char *yy_buf_pos; /* current position in input buffer */ 193 194 /* Size of input buffer in bytes, not including room for EOB 195 * characters. 196 */ 197 int yy_buf_size; 198 199 /* Number of characters read into yy_ch_buf, not including EOB 200 * characters. 201 */ 202 int yy_n_chars; 203 204 /* Whether we "own" the buffer - i.e., we know we created it, 205 * and can realloc() it to grow it, and should free() it to 206 * delete it. 207 */ 208 int yy_is_our_buffer; 209 210 /* Whether this is an "interactive" input source; if so, and 211 * if we're using stdio for input, then we want to use getc() 212 * instead of fread(), to make sure we stop fetching input after 213 * each newline. 214 */ 215 int yy_is_interactive; 216 217 /* Whether we're considered to be at the beginning of a line. 218 * If so, '^' rules will be active on the next match, otherwise 219 * not. 220 */ 221 int yy_at_bol; 222 223 int yy_bs_lineno; /**< The line count. */ 224 int yy_bs_column; /**< The column count. */ 225 226 /* Whether to try to fill the input buffer when we reach the 227 * end of it. 228 */ 229 int yy_fill_buffer; 230 231 int yy_buffer_status; 232 233#define YY_BUFFER_NEW 0 234#define YY_BUFFER_NORMAL 1 235 /* When an EOF's been seen but there's still some text to process 236 * then we mark the buffer as YY_EOF_PENDING, to indicate that we 237 * shouldn't try reading from the input source any more. We might 238 * still have a bunch of tokens to match, though, because of 239 * possible backing-up. 240 * 241 * When we actually see the EOF, we change the status to "new" 242 * (via yyrestart()), so that the user can continue scanning by 243 * just pointing yyin at a new input file. 244 */ 245#define YY_BUFFER_EOF_PENDING 2 246 247 }; 248#endif /* !YY_STRUCT_YY_BUFFER_STATE */ 249 250/* Stack of input buffers. */ 251static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 252static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 253static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */ 254 255/* We provide macros for accessing buffer states in case in the 256 * future we want to put the buffer states in a more general 257 * "scanner state". 258 * 259 * Returns the top of the stack, or NULL. 260 */ 261#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ 262 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ 263 : NULL) 264 265/* Same as previous macro, but useful when we know that the buffer stack is not 266 * NULL or when we need an lvalue. For internal use only. 267 */ 268#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] 269 270/* yy_hold_char holds the character lost when yytext is formed. */ 271static char yy_hold_char; 272static int yy_n_chars; /* number of characters read into yy_ch_buf */ 273int yyleng; 274 275/* Points to current character in buffer. */ 276static char *yy_c_buf_p = NULL; 277static int yy_init = 0; /* whether we need to initialize */ 278static int yy_start = 0; /* start state number */ 279 280/* Flag which is used to allow yywrap()'s to do buffer switches 281 * instead of setting up a fresh yyin. A bit of a hack ... 282 */ 283static int yy_did_buffer_switch_on_eof; 284 285void yyrestart (FILE *input_file ); 286void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ); 287YY_BUFFER_STATE yy_create_buffer (FILE *file,int size ); 288void yy_delete_buffer (YY_BUFFER_STATE b ); 289void yy_flush_buffer (YY_BUFFER_STATE b ); 290void yypush_buffer_state (YY_BUFFER_STATE new_buffer ); 291void yypop_buffer_state (void ); 292 293static void yyensure_buffer_stack (void ); 294static void yy_load_buffer_state (void ); 295static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); 296 297#define YY_FLUSH_BUFFER yy_flush_buffer(YY_CURRENT_BUFFER ) 298 299YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); 300YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); 301YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); 302 303void *yyalloc (yy_size_t ); 304void *yyrealloc (void *,yy_size_t ); 305void yyfree (void * ); 306 307#define yy_new_buffer yy_create_buffer 308 309#define yy_set_interactive(is_interactive) \ 310 { \ 311 if ( ! YY_CURRENT_BUFFER ){ \ 312 yyensure_buffer_stack (); \ 313 YY_CURRENT_BUFFER_LVALUE = \ 314 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 315 } \ 316 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ 317 } 318 319#define yy_set_bol(at_bol) \ 320 { \ 321 if ( ! YY_CURRENT_BUFFER ){\ 322 yyensure_buffer_stack (); \ 323 YY_CURRENT_BUFFER_LVALUE = \ 324 yy_create_buffer(yyin,YY_BUF_SIZE ); \ 325 } \ 326 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ 327 } 328 329#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) 330 331/* Begin user sect3 */ 332 333#define yywrap() (/*CONSTCOND*/1) 334#define YY_SKIP_YYWRAP 335 336typedef unsigned char YY_CHAR; 337 338FILE *yyin = NULL, *yyout = NULL; 339 340typedef int yy_state_type; 341 342extern int yylineno; 343 344int yylineno = 1; 345 346extern char *yytext; 347#ifdef yytext_ptr 348#undef yytext_ptr 349#endif 350#define yytext_ptr yytext 351 352static yy_state_type yy_get_previous_state (void ); 353static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 354static int yy_get_next_buffer (void ); 355static void yynoreturn yy_fatal_error (yyconst char* msg ); 356 357/* Done after the current pattern has been matched and before the 358 * corresponding action - sets up yytext. 359 */ 360#define YY_DO_BEFORE_ACTION \ 361 (yytext_ptr) = yy_bp; \ 362 yyleng = (int) (yy_cp - yy_bp); \ 363 (yy_hold_char) = *yy_cp; \ 364 *yy_cp = '\0'; \ 365 (yy_c_buf_p) = yy_cp; 366 367#define YY_NUM_RULES 31 368#define YY_END_OF_BUFFER 32 369/* This struct is not used in this scanner, 370 but its presence is necessary. */ 371struct yy_trans_info 372 { 373 flex_int32_t yy_verify; 374 flex_int32_t yy_nxt; 375 }; 376static yyconst flex_int16_t yy_accept[166] = 377 { 0, 378 0, 0, 0, 0, 0, 0, 0, 0, 32, 30, 379 19, 19, 30, 30, 30, 30, 30, 30, 30, 30, 380 30, 30, 30, 30, 30, 30, 16, 17, 17, 30, 381 17, 11, 11, 19, 27, 0, 3, 0, 28, 13, 382 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 383 0, 22, 24, 26, 25, 23, 0, 10, 29, 0, 384 0, 0, 15, 15, 17, 17, 17, 11, 11, 11, 385 0, 13, 0, 12, 0, 0, 0, 21, 0, 0, 386 0, 0, 0, 0, 0, 0, 0, 17, 11, 11, 387 11, 0, 14, 20, 0, 0, 0, 0, 0, 0, 388 389 0, 0, 0, 0, 17, 0, 0, 0, 0, 0, 390 0, 0, 0, 0, 0, 17, 7, 0, 0, 0, 391 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 392 0, 0, 0, 0, 4, 18, 0, 0, 5, 2, 393 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 394 0, 0, 1, 0, 0, 0, 0, 6, 9, 0, 395 0, 0, 0, 8, 0 396 } ; 397 398static yyconst YY_CHAR yy_ec[256] = 399 { 0, 400 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 401 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 402 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 403 1, 2, 5, 6, 7, 1, 1, 8, 9, 1, 404 1, 10, 11, 11, 12, 11, 13, 14, 15, 16, 405 16, 16, 16, 16, 16, 16, 16, 17, 1, 18, 406 19, 20, 11, 11, 21, 21, 21, 21, 21, 21, 407 22, 22, 22, 22, 22, 23, 22, 22, 22, 22, 408 22, 22, 22, 22, 24, 22, 22, 25, 22, 22, 409 1, 26, 27, 1, 22, 1, 21, 28, 29, 30, 410 411 31, 21, 32, 22, 33, 22, 22, 34, 35, 36, 412 37, 38, 22, 39, 40, 41, 42, 43, 22, 25, 413 44, 22, 45, 46, 47, 1, 1, 1, 1, 1, 414 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 415 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 416 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 417 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 418 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 419 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 420 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 421 422 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, 1 428 } ; 429 430static yyconst YY_CHAR yy_meta[48] = 431 { 0, 432 1, 1, 1, 1, 1, 1, 2, 3, 1, 2, 433 2, 2, 4, 5, 5, 5, 6, 1, 1, 1, 434 7, 8, 8, 8, 8, 1, 1, 7, 7, 7, 435 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 436 8, 8, 8, 8, 3, 1, 4 437 } ; 438 439static yyconst flex_uint16_t yy_base[180] = 440 { 0, 441 0, 393, 35, 392, 66, 391, 38, 107, 397, 401, 442 55, 113, 377, 112, 111, 111, 114, 42, 376, 106, 443 377, 347, 126, 120, 0, 147, 401, 0, 124, 0, 444 137, 158, 170, 163, 401, 153, 401, 389, 401, 0, 445 378, 120, 401, 131, 380, 386, 355, 139, 351, 355, 446 351, 401, 401, 401, 401, 401, 367, 401, 401, 185, 447 350, 346, 401, 364, 0, 185, 347, 189, 356, 355, 448 0, 0, 330, 180, 366, 141, 372, 361, 332, 338, 449 331, 341, 334, 326, 205, 331, 337, 329, 401, 341, 450 167, 316, 401, 349, 348, 320, 328, 346, 180, 318, 451 452 324, 209, 324, 320, 322, 342, 338, 309, 306, 315, 453 305, 315, 312, 192, 342, 341, 401, 293, 306, 282, 454 268, 252, 255, 203, 285, 282, 272, 268, 252, 233, 455 232, 239, 208, 107, 401, 401, 238, 211, 401, 211, 456 212, 208, 228, 203, 215, 207, 233, 222, 212, 211, 457 203, 227, 401, 237, 225, 204, 185, 401, 401, 149, 458 128, 88, 42, 401, 401, 253, 259, 267, 271, 275, 459 281, 288, 292, 300, 308, 312, 318, 326, 334 460 } ; 461 462static yyconst flex_int16_t yy_def[180] = 463 { 0, 464 165, 1, 1, 3, 165, 5, 1, 1, 165, 165, 465 165, 165, 165, 166, 167, 168, 165, 165, 165, 165, 466 169, 165, 165, 165, 170, 169, 165, 171, 172, 171, 467 171, 165, 165, 165, 165, 166, 165, 166, 165, 173, 468 165, 168, 165, 168, 174, 175, 165, 165, 165, 165, 469 165, 165, 165, 165, 165, 165, 169, 165, 165, 165, 470 165, 165, 165, 169, 171, 172, 171, 165, 165, 165, 471 176, 173, 177, 168, 174, 174, 175, 165, 165, 165, 472 165, 165, 165, 165, 165, 165, 165, 171, 165, 165, 473 176, 177, 165, 165, 165, 165, 165, 165, 165, 165, 474 475 165, 165, 165, 165, 171, 165, 165, 165, 165, 165, 476 165, 165, 165, 178, 165, 171, 165, 165, 165, 165, 477 165, 165, 165, 178, 165, 178, 165, 165, 165, 165, 478 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 479 165, 165, 165, 165, 165, 165, 165, 179, 165, 165, 480 165, 179, 165, 179, 165, 165, 165, 165, 165, 165, 481 165, 165, 165, 165, 0, 165, 165, 165, 165, 165, 482 165, 165, 165, 165, 165, 165, 165, 165, 165 483 } ; 484 485static yyconst flex_uint16_t yy_nxt[449] = 486 { 0, 487 10, 11, 12, 11, 13, 14, 10, 15, 16, 10, 488 10, 10, 17, 10, 10, 10, 10, 18, 19, 20, 489 21, 21, 21, 21, 21, 10, 10, 21, 21, 21, 490 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 491 21, 21, 21, 21, 10, 22, 10, 24, 25, 25, 492 25, 32, 33, 33, 164, 26, 34, 34, 34, 52, 493 53, 27, 26, 26, 26, 26, 10, 11, 12, 11, 494 13, 14, 28, 15, 16, 28, 28, 28, 24, 28, 495 28, 28, 10, 18, 19, 20, 29, 29, 29, 29, 496 29, 30, 10, 29, 29, 29, 29, 29, 29, 29, 497 498 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 499 10, 22, 10, 23, 34, 34, 34, 37, 39, 43, 500 32, 33, 33, 45, 55, 56, 46, 60, 43, 45, 501 65, 163, 46, 65, 65, 65, 44, 38, 60, 74, 502 58, 47, 141, 48, 142, 44, 49, 47, 50, 48, 503 76, 51, 62, 94, 50, 41, 44, 51, 37, 61, 504 64, 64, 64, 58, 34, 34, 34, 64, 162, 80, 505 67, 68, 68, 68, 64, 64, 64, 64, 38, 81, 506 69, 70, 71, 68, 68, 68, 60, 161, 43, 69, 507 70, 65, 69, 70, 65, 65, 65, 125, 85, 85, 508 509 85, 58, 68, 68, 68, 44, 102, 110, 125, 133, 510 102, 69, 70, 111, 114, 160, 159, 126, 85, 85, 511 85, 140, 140, 140, 140, 140, 140, 153, 126, 147, 512 147, 147, 153, 148, 147, 147, 147, 158, 148, 165, 513 157, 156, 155, 151, 150, 149, 146, 154, 145, 144, 514 143, 139, 154, 36, 36, 36, 36, 36, 36, 36, 515 36, 40, 138, 137, 136, 40, 40, 42, 42, 42, 516 42, 42, 42, 42, 42, 57, 57, 57, 57, 63, 517 135, 63, 65, 134, 165, 65, 133, 65, 65, 66, 518 132, 131, 66, 66, 66, 66, 72, 130, 72, 72, 519 520 75, 75, 75, 75, 75, 75, 75, 75, 77, 77, 521 77, 77, 77, 77, 77, 77, 91, 129, 91, 92, 522 128, 92, 92, 127, 92, 92, 124, 124, 124, 124, 523 124, 124, 124, 124, 152, 152, 152, 152, 152, 152, 524 152, 152, 60, 60, 123, 122, 121, 120, 119, 118, 525 117, 45, 116, 111, 115, 113, 112, 109, 108, 107, 526 46, 106, 93, 89, 105, 104, 103, 101, 100, 99, 527 98, 97, 96, 95, 78, 76, 93, 90, 89, 88, 528 58, 87, 86, 58, 84, 83, 82, 79, 78, 76, 529 73, 165, 59, 58, 54, 35, 165, 31, 23, 23, 530 531 9, 165, 165, 165, 165, 165, 165, 165, 165, 165, 532 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 533 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 534 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 535 165, 165, 165, 165, 165, 165, 165, 165 536 } ; 537 538static yyconst flex_int16_t yy_chk[449] = 539 { 0, 540 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 541 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 542 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 543 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 544 1, 1, 1, 1, 1, 1, 1, 3, 3, 3, 545 3, 7, 7, 7, 163, 3, 11, 11, 11, 18, 546 18, 3, 3, 3, 3, 3, 5, 5, 5, 5, 547 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 548 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 549 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 550 551 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 552 5, 5, 5, 8, 12, 12, 12, 14, 15, 16, 553 8, 8, 8, 17, 20, 20, 17, 23, 42, 24, 554 29, 162, 24, 29, 29, 29, 16, 14, 31, 44, 555 29, 17, 134, 17, 134, 42, 17, 24, 17, 24, 556 76, 17, 24, 76, 24, 15, 44, 24, 36, 23, 557 26, 26, 26, 26, 34, 34, 34, 26, 161, 48, 558 31, 32, 32, 32, 26, 26, 26, 26, 36, 48, 559 32, 32, 32, 33, 33, 33, 60, 160, 74, 91, 560 91, 66, 33, 33, 66, 66, 66, 114, 60, 60, 561 562 60, 66, 68, 68, 68, 74, 85, 99, 124, 133, 563 102, 68, 68, 99, 102, 157, 156, 114, 85, 85, 564 85, 133, 133, 133, 140, 140, 140, 148, 124, 143, 565 143, 143, 152, 143, 147, 147, 147, 155, 147, 154, 566 151, 150, 149, 146, 145, 144, 142, 148, 141, 138, 567 137, 132, 152, 166, 166, 166, 166, 166, 166, 166, 568 166, 167, 131, 130, 129, 167, 167, 168, 168, 168, 569 168, 168, 168, 168, 168, 169, 169, 169, 169, 170, 570 128, 170, 171, 127, 126, 171, 125, 171, 171, 172, 571 123, 122, 172, 172, 172, 172, 173, 121, 173, 173, 572 573 174, 174, 174, 174, 174, 174, 174, 174, 175, 175, 574 175, 175, 175, 175, 175, 175, 176, 120, 176, 177, 575 119, 177, 177, 118, 177, 177, 178, 178, 178, 178, 576 178, 178, 178, 178, 179, 179, 179, 179, 179, 179, 577 179, 179, 116, 115, 113, 112, 111, 110, 109, 108, 578 107, 106, 105, 104, 103, 101, 100, 98, 97, 96, 579 95, 94, 92, 90, 88, 87, 86, 84, 83, 82, 580 81, 80, 79, 78, 77, 75, 73, 70, 69, 67, 581 64, 62, 61, 57, 51, 50, 49, 47, 46, 45, 582 41, 38, 22, 21, 19, 13, 9, 6, 4, 2, 583 584 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 585 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 586 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 587 165, 165, 165, 165, 165, 165, 165, 165, 165, 165, 588 165, 165, 165, 165, 165, 165, 165, 165 589 } ; 590 591static yy_state_type yy_last_accepting_state; 592static char *yy_last_accepting_cpos; 593 594extern int yy_flex_debug; 595int yy_flex_debug = 0; 596 597/* The intent behind this definition is that it'll catch 598 * any uses of REJECT which flex missed. 599 */ 600#define REJECT reject_used_but_not_detected 601#define yymore() yymore_used_but_not_detected 602#define YY_MORE_ADJ 0 603#define YY_RESTORE_YY_MORE_OFFSET 604char *yytext; 605#line 1 "dtc-lexer.l" 606/* 607 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. 608 * 609 * 610 * This program is free software; you can redistribute it and/or 611 * modify it under the terms of the GNU General Public License as 612 * published by the Free Software Foundation; either version 2 of the 613 * License, or (at your option) any later version. 614 * 615 * This program is distributed in the hope that it will be useful, 616 * but WITHOUT ANY WARRANTY; without even the implied warranty of 617 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 618 * General Public License for more details. 619 * 620 * You should have received a copy of the GNU General Public License 621 * along with this program; if not, write to the Free Software 622 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 623 * USA 624 */ 625#define YY_NO_INPUT 1 626 627 628 629#line 37 "dtc-lexer.l" 630#include "dtc.h" 631#include "srcpos.h" 632#include "dtc-parser.tab.h" 633 634extern bool treesource_error; 635 636/* CAUTION: this will stop working if we ever use yyless() or yyunput() */ 637#define YY_USER_ACTION \ 638 { \ 639 srcpos_update(&yylloc, yytext, yyleng); \ 640 } 641 642/*#define LEXDEBUG 1*/ 643 644#ifdef LEXDEBUG 645#define DPRINT(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) 646#else 647#define DPRINT(fmt, ...) do { } while (0) 648#endif 649 650static int dts_version = 1; 651 652#define BEGIN_DEFAULT() DPRINT("<V1>\n"); \ 653 BEGIN(V1); \ 654 655static void push_input_file(const char *filename); 656static bool pop_input_file(void); 657static void PRINTF(1, 2) lexical_error(const char *fmt, ...); 658 659#line 661 "dtc-lexer.lex.c" 660 661#define INITIAL 0 662#define BYTESTRING 1 663#define PROPNODENAME 2 664#define V1 3 665 666#ifndef YY_NO_UNISTD_H 667/* Special case for "unistd.h", since it is non-ANSI. We include it way 668 * down here because we want the user's section 1 to have been scanned first. 669 * The user has a chance to override it with an option. 670 */ 671#include <unistd.h> 672#endif 673 674#ifndef YY_EXTRA_TYPE 675#define YY_EXTRA_TYPE void * 676#endif 677 678static int yy_init_globals (void ); 679 680/* Accessor methods to globals. 681 These are made visible to non-reentrant scanners for convenience. */ 682 683int yylex_destroy (void ); 684 685int yyget_debug (void ); 686 687void yyset_debug (int debug_flag ); 688 689YY_EXTRA_TYPE yyget_extra (void ); 690 691void yyset_extra (YY_EXTRA_TYPE user_defined ); 692 693FILE *yyget_in (void ); 694 695void yyset_in (FILE * _in_str ); 696 697FILE *yyget_out (void ); 698 699void yyset_out (FILE * _out_str ); 700 701 int yyget_leng (void ); 702 703char *yyget_text (void ); 704 705int yyget_lineno (void ); 706 707void yyset_lineno (int _line_number ); 708 709/* Macros after this point can all be overridden by user definitions in 710 * section 1. 711 */ 712 713#ifndef YY_SKIP_YYWRAP 714#ifdef __cplusplus 715extern "C" int yywrap (void ); 716#else 717extern int yywrap (void ); 718#endif 719#endif 720 721#ifndef YY_NO_UNPUT 722 723#endif 724 725#ifndef yytext_ptr 726static void yy_flex_strncpy (char *,yyconst char *,int ); 727#endif 728 729#ifdef YY_NEED_STRLEN 730static int yy_flex_strlen (yyconst char * ); 731#endif 732 733#ifndef YY_NO_INPUT 734 735#ifdef __cplusplus 736static int yyinput (void ); 737#else 738static int input (void ); 739#endif 740 741#endif 742 743/* Amount of stuff to slurp up with each read. */ 744#ifndef YY_READ_BUF_SIZE 745#ifdef __ia64__ 746/* On IA-64, the buffer size is 16k, not 8k */ 747#define YY_READ_BUF_SIZE 16384 748#else 749#define YY_READ_BUF_SIZE 8192 750#endif /* __ia64__ */ 751#endif 752 753/* Copy whatever the last rule matched to the standard output. */ 754#ifndef ECHO 755/* This used to be an fputs(), but since the string might contain NUL's, 756 * we now use fwrite(). 757 */ 758#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0) 759#endif 760 761/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 762 * is returned in "result". 763 */ 764#ifndef YY_INPUT 765#define YY_INPUT(buf,result,max_size) \ 766 if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ 767 { \ 768 int c = '*'; \ 769 size_t n; \ 770 for ( n = 0; n < max_size && \ 771 (c = getc( yyin )) != EOF && c != '\n'; ++n ) \ 772 buf[n] = (char) c; \ 773 if ( c == '\n' ) \ 774 buf[n++] = (char) c; \ 775 if ( c == EOF && ferror( yyin ) ) \ 776 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 777 result = n; \ 778 } \ 779 else \ 780 { \ 781 errno=0; \ 782 while ( (result = (int) fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ 783 { \ 784 if( errno != EINTR) \ 785 { \ 786 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 787 break; \ 788 } \ 789 errno=0; \ 790 clearerr(yyin); \ 791 } \ 792 }\ 793\ 794 795#endif 796 797/* No semi-colon after return; correct usage is to write "yyterminate();" - 798 * we don't want an extra ';' after the "return" because that will cause 799 * some compilers to complain about unreachable statements. 800 */ 801#ifndef yyterminate 802#define yyterminate() return YY_NULL 803#endif 804 805/* Number of entries by which start-condition stack grows. */ 806#ifndef YY_START_STACK_INCR 807#define YY_START_STACK_INCR 25 808#endif 809 810/* Report a fatal error. */ 811#ifndef YY_FATAL_ERROR 812#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 813#endif 814 815/* end tables serialization structures and prototypes */ 816 817/* Default declaration of generated scanner - a define so the user can 818 * easily add parameters. 819 */ 820#ifndef YY_DECL 821#define YY_DECL_IS_OURS 1 822 823extern int yylex (void); 824 825#define YY_DECL int yylex (void) 826#endif /* !YY_DECL */ 827 828/* Code executed at the beginning of each rule, after yytext and yyleng 829 * have been set up. 830 */ 831#ifndef YY_USER_ACTION 832#define YY_USER_ACTION 833#endif 834 835/* Code executed at the end of each rule. */ 836#ifndef YY_BREAK 837#define YY_BREAK /*LINTED*/break; 838#endif 839 840#define YY_RULE_SETUP \ 841 if ( yyleng > 0 ) \ 842 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \ 843 (yytext[yyleng - 1] == '\n'); \ 844 YY_USER_ACTION 845 846/** The main scanner function which does all the work. 847 */ 848YY_DECL 849{ 850 yy_state_type yy_current_state; 851 char *yy_cp, *yy_bp; 852 int yy_act; 853 854 if ( !(yy_init) ) 855 { 856 (yy_init) = 1; 857 858#ifdef YY_USER_INIT 859 YY_USER_INIT; 860#endif 861 862 if ( ! (yy_start) ) 863 (yy_start) = 1; /* first start state */ 864 865 if ( ! yyin ) 866 yyin = stdin; 867 868 if ( ! yyout ) 869 yyout = stdout; 870 871 if ( ! YY_CURRENT_BUFFER ) { 872 yyensure_buffer_stack (); 873 YY_CURRENT_BUFFER_LVALUE = 874 yy_create_buffer(yyin,YY_BUF_SIZE ); 875 } 876 877 yy_load_buffer_state( ); 878 } 879 880 { 881#line 69 "dtc-lexer.l" 882 883#line 885 "dtc-lexer.lex.c" 884 885 while ( /*CONSTCOND*/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 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 >= 166 ) 912 yy_c = yy_meta[(unsigned int) yy_c]; 913 } 914 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c]; 915 ++yy_cp; 916 } 917 while ( yy_current_state != 165 ); 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 70 "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 76 "dtc-lexer.l" 951{ 952 char *line, *fnstart, *fnend; 953 struct data fn; 954 /* skip text before line # */ 955 line = yytext; 956 while (!isdigit((unsigned char)*line)) 957 line++; 958 959 /* regexp ensures that first and list " 960 * in the whole yytext are those at 961 * beginning and end of the filename string */ 962 fnstart = memchr(yytext, '"', yyleng); 963 for (fnend = yytext + yyleng - 1; 964 *fnend != '"'; fnend--) 965 ; 966 assert(fnstart && fnend && (fnend > fnstart)); 967 968 fn = data_copy_escape_string(fnstart + 1, 969 fnend - fnstart - 1); 970 971 /* Don't allow nuls in filenames */ 972 if (memchr(fn.val, '\0', fn.len - 1)) 973 lexical_error("nul in line number directive"); 974 975 /* -1 since #line is the number of the next line */ 976 srcpos_set_line(xstrdup(fn.val), atoi(line) - 1); 977 data_free(fn); 978 } 979 YY_BREAK 980case YY_STATE_EOF(INITIAL): 981case YY_STATE_EOF(BYTESTRING): 982case YY_STATE_EOF(PROPNODENAME): 983case YY_STATE_EOF(V1): 984#line 105 "dtc-lexer.l" 985{ 986 if (!pop_input_file()) { 987 yyterminate(); 988 } 989 } 990 YY_BREAK 991case 3: 992/* rule 3 can match eol */ 993YY_RULE_SETUP 994#line 111 "dtc-lexer.l" 995{ 996 DPRINT("String: %s\n", yytext); 997 yylval.data = data_copy_escape_string(yytext+1, 998 yyleng-2); 999 return DT_STRING; 1000 } 1001 YY_BREAK 1002case 4: 1003YY_RULE_SETUP 1004#line 118 "dtc-lexer.l" 1005{ 1006 DPRINT("Keyword: /dts-v1/\n"); 1007 dts_version = 1; 1008 BEGIN_DEFAULT(); 1009 return DT_V1; 1010 } 1011 YY_BREAK 1012case 5: 1013YY_RULE_SETUP 1014#line 125 "dtc-lexer.l" 1015{ 1016 DPRINT("Keyword: /plugin/\n"); 1017 return DT_PLUGIN; 1018 } 1019 YY_BREAK 1020case 6: 1021YY_RULE_SETUP 1022#line 130 "dtc-lexer.l" 1023{ 1024 DPRINT("Keyword: /memreserve/\n"); 1025 BEGIN_DEFAULT(); 1026 return DT_MEMRESERVE; 1027 } 1028 YY_BREAK 1029case 7: 1030YY_RULE_SETUP 1031#line 136 "dtc-lexer.l" 1032{ 1033 DPRINT("Keyword: /bits/\n"); 1034 BEGIN_DEFAULT(); 1035 return DT_BITS; 1036 } 1037 YY_BREAK 1038case 8: 1039YY_RULE_SETUP 1040#line 142 "dtc-lexer.l" 1041{ 1042 DPRINT("Keyword: /delete-property/\n"); 1043 DPRINT("<PROPNODENAME>\n"); 1044 BEGIN(PROPNODENAME); 1045 return DT_DEL_PROP; 1046 } 1047 YY_BREAK 1048case 9: 1049YY_RULE_SETUP 1050#line 149 "dtc-lexer.l" 1051{ 1052 DPRINT("Keyword: /delete-node/\n"); 1053 DPRINT("<PROPNODENAME>\n"); 1054 BEGIN(PROPNODENAME); 1055 return DT_DEL_NODE; 1056 } 1057 YY_BREAK 1058case 10: 1059YY_RULE_SETUP 1060#line 156 "dtc-lexer.l" 1061{ 1062 DPRINT("Label: %s\n", yytext); 1063 yylval.labelref = xstrdup(yytext); 1064 yylval.labelref[yyleng-1] = '\0'; 1065 return DT_LABEL; 1066 } 1067 YY_BREAK 1068case 11: 1069YY_RULE_SETUP 1070#line 163 "dtc-lexer.l" 1071{ 1072 char *e; 1073 DPRINT("Integer Literal: '%s'\n", yytext); 1074 1075 errno = 0; 1076 yylval.integer = strtoull(yytext, &e, 0); 1077 1078 if (*e && e[strspn(e, "UL")]) { 1079 lexical_error("Bad integer literal '%s'", 1080 yytext); 1081 } 1082 1083 if (errno == ERANGE) 1084 lexical_error("Integer literal '%s' out of range", 1085 yytext); 1086 else 1087 /* ERANGE is the only strtoull error triggerable 1088 * by strings matching the pattern */ 1089 assert(errno == 0); 1090 return DT_LITERAL; 1091 } 1092 YY_BREAK 1093case 12: 1094/* rule 12 can match eol */ 1095YY_RULE_SETUP 1096#line 185 "dtc-lexer.l" 1097{ 1098 struct data d; 1099 DPRINT("Character literal: %s\n", yytext); 1100 1101 d = data_copy_escape_string(yytext+1, yyleng-2); 1102 if (d.len == 1) { 1103 lexical_error("Empty character literal"); 1104 yylval.integer = 0; 1105 } else { 1106 yylval.integer = (unsigned char)d.val[0]; 1107 1108 if (d.len > 2) 1109 lexical_error("Character literal has %d" 1110 " characters instead of 1", 1111 d.len - 1); 1112 } 1113 1114 data_free(d); 1115 return DT_CHAR_LITERAL; 1116 } 1117 YY_BREAK 1118case 13: 1119YY_RULE_SETUP 1120#line 206 "dtc-lexer.l" 1121{ /* label reference */ 1122 DPRINT("Ref: %s\n", yytext+1); 1123 yylval.labelref = xstrdup(yytext+1); 1124 return DT_REF; 1125 } 1126 YY_BREAK 1127case 14: 1128YY_RULE_SETUP 1129#line 212 "dtc-lexer.l" 1130{ /* new-style path reference */ 1131 yytext[yyleng-1] = '\0'; 1132 DPRINT("Ref: %s\n", yytext+2); 1133 yylval.labelref = xstrdup(yytext+2); 1134 return DT_REF; 1135 } 1136 YY_BREAK 1137case 15: 1138YY_RULE_SETUP 1139#line 219 "dtc-lexer.l" 1140{ 1141 yylval.byte = strtol(yytext, NULL, 16); 1142 DPRINT("Byte: %02x\n", (int)yylval.byte); 1143 return DT_BYTE; 1144 } 1145 YY_BREAK 1146case 16: 1147YY_RULE_SETUP 1148#line 225 "dtc-lexer.l" 1149{ 1150 DPRINT("/BYTESTRING\n"); 1151 BEGIN_DEFAULT(); 1152 return ']'; 1153 } 1154 YY_BREAK 1155case 17: 1156YY_RULE_SETUP 1157#line 231 "dtc-lexer.l" 1158{ 1159 DPRINT("PropNodeName: %s\n", yytext); 1160 yylval.propnodename = xstrdup((yytext[0] == '\\') ? 1161 yytext + 1 : yytext); 1162 BEGIN_DEFAULT(); 1163 return DT_PROPNODENAME; 1164 } 1165 YY_BREAK 1166case 18: 1167YY_RULE_SETUP 1168#line 239 "dtc-lexer.l" 1169{ 1170 DPRINT("Binary Include\n"); 1171 return DT_INCBIN; 1172 } 1173 YY_BREAK 1174case 19: 1175/* rule 19 can match eol */ 1176YY_RULE_SETUP 1177#line 244 "dtc-lexer.l" 1178/* eat whitespace */ 1179 YY_BREAK 1180case 20: 1181/* rule 20 can match eol */ 1182YY_RULE_SETUP 1183#line 245 "dtc-lexer.l" 1184/* eat C-style comments */ 1185 YY_BREAK 1186case 21: 1187/* rule 21 can match eol */ 1188YY_RULE_SETUP 1189#line 246 "dtc-lexer.l" 1190/* eat C++-style comments */ 1191 YY_BREAK 1192case 22: 1193YY_RULE_SETUP 1194#line 248 "dtc-lexer.l" 1195{ return DT_LSHIFT; }; 1196 YY_BREAK 1197case 23: 1198YY_RULE_SETUP 1199#line 249 "dtc-lexer.l" 1200{ return DT_RSHIFT; }; 1201 YY_BREAK 1202case 24: 1203YY_RULE_SETUP 1204#line 250 "dtc-lexer.l" 1205{ return DT_LE; }; 1206 YY_BREAK 1207case 25: 1208YY_RULE_SETUP 1209#line 251 "dtc-lexer.l" 1210{ return DT_GE; }; 1211 YY_BREAK 1212case 26: 1213YY_RULE_SETUP 1214#line 252 "dtc-lexer.l" 1215{ return DT_EQ; }; 1216 YY_BREAK 1217case 27: 1218YY_RULE_SETUP 1219#line 253 "dtc-lexer.l" 1220{ return DT_NE; }; 1221 YY_BREAK 1222case 28: 1223YY_RULE_SETUP 1224#line 254 "dtc-lexer.l" 1225{ return DT_AND; }; 1226 YY_BREAK 1227case 29: 1228YY_RULE_SETUP 1229#line 255 "dtc-lexer.l" 1230{ return DT_OR; }; 1231 YY_BREAK 1232case 30: 1233YY_RULE_SETUP 1234#line 257 "dtc-lexer.l" 1235{ 1236 DPRINT("Char: %c (\\x%02x)\n", yytext[0], 1237 (unsigned)yytext[0]); 1238 if (yytext[0] == '[') { 1239 DPRINT("<BYTESTRING>\n"); 1240 BEGIN(BYTESTRING); 1241 } 1242 if ((yytext[0] == '{') 1243 || (yytext[0] == ';')) { 1244 DPRINT("<PROPNODENAME>\n"); 1245 BEGIN(PROPNODENAME); 1246 } 1247 return yytext[0]; 1248 } 1249 YY_BREAK 1250case 31: 1251YY_RULE_SETUP 1252#line 272 "dtc-lexer.l" 1253ECHO; 1254 YY_BREAK 1255#line 1257 "dtc-lexer.lex.c" 1256 1257 case YY_END_OF_BUFFER: 1258 { 1259 /* Amount of text matched not including the EOB char. */ 1260 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1261 1262 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1263 *yy_cp = (yy_hold_char); 1264 YY_RESTORE_YY_MORE_OFFSET 1265 1266 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1267 { 1268 /* We're scanning a new file or input source. It's 1269 * possible that this happened because the user 1270 * just pointed yyin at a new source and called 1271 * yylex(). If so, then we have to assure 1272 * consistency between YY_CURRENT_BUFFER and our 1273 * globals. Here is the right place to do so, because 1274 * this is the first action (other than possibly a 1275 * back-up) that will match for the new input source. 1276 */ 1277 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1278 YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin; 1279 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1280 } 1281 1282 /* Note that here we test for yy_c_buf_p "<=" to the position 1283 * of the first EOB in the buffer, since yy_c_buf_p will 1284 * already have been incremented past the NUL character 1285 * (since all states make transitions on EOB to the 1286 * end-of-buffer state). Contrast this with the test 1287 * in input(). 1288 */ 1289 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1290 { /* This was really a NUL. */ 1291 yy_state_type yy_next_state; 1292 1293 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1294 1295 yy_current_state = yy_get_previous_state( ); 1296 1297 /* Okay, we're now positioned to make the NUL 1298 * transition. We couldn't have 1299 * yy_get_previous_state() go ahead and do it 1300 * for us because it doesn't know how to deal 1301 * with the possibility of jamming (and we don't 1302 * want to build jamming into it because then it 1303 * will run more slowly). 1304 */ 1305 1306 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1307 1308 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1309 1310 if ( yy_next_state ) 1311 { 1312 /* Consume the NUL. */ 1313 yy_cp = ++(yy_c_buf_p); 1314 yy_current_state = yy_next_state; 1315 goto yy_match; 1316 } 1317 1318 else 1319 { 1320 yy_cp = (yy_last_accepting_cpos); 1321 yy_current_state = (yy_last_accepting_state); 1322 goto yy_find_action; 1323 } 1324 } 1325 1326 else switch ( yy_get_next_buffer( ) ) 1327 { 1328 case EOB_ACT_END_OF_FILE: 1329 { 1330 (yy_did_buffer_switch_on_eof) = 0; 1331 1332 if ( yywrap( ) ) 1333 { 1334 /* Note: because we've taken care in 1335 * yy_get_next_buffer() to have set up 1336 * yytext, we can now set up 1337 * yy_c_buf_p so that if some total 1338 * hoser (like flex itself) wants to 1339 * call the scanner after we return the 1340 * YY_NULL, it'll still work - another 1341 * YY_NULL will get returned. 1342 */ 1343 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1344 1345 yy_act = YY_STATE_EOF(YY_START); 1346 goto do_action; 1347 } 1348 1349 else 1350 { 1351 if ( ! (yy_did_buffer_switch_on_eof) ) 1352 YY_NEW_FILE; 1353 } 1354 break; 1355 } 1356 1357 case EOB_ACT_CONTINUE_SCAN: 1358 (yy_c_buf_p) = 1359 (yytext_ptr) + yy_amount_of_matched_text; 1360 1361 yy_current_state = yy_get_previous_state( ); 1362 1363 yy_cp = (yy_c_buf_p); 1364 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1365 goto yy_match; 1366 1367 case EOB_ACT_LAST_MATCH: 1368 (yy_c_buf_p) = 1369 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1370 1371 yy_current_state = yy_get_previous_state( ); 1372 1373 yy_cp = (yy_c_buf_p); 1374 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1375 goto yy_find_action; 1376 } 1377 break; 1378 } 1379 1380 default: 1381 YY_FATAL_ERROR( 1382 "fatal flex scanner internal error--no action found" ); 1383 } /* end of action switch */ 1384 } /* end of scanning one token */ 1385 } /* end of user's declarations */ 1386} /* end of yylex */ 1387 1388/* yy_get_next_buffer - try to read in a new buffer 1389 * 1390 * Returns a code representing an action: 1391 * EOB_ACT_LAST_MATCH - 1392 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1393 * EOB_ACT_END_OF_FILE - end of file 1394 */ 1395static int yy_get_next_buffer (void) 1396{ 1397 char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1398 char *source = (yytext_ptr); 1399 yy_size_t number_to_move, i; 1400 int ret_val; 1401 1402 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1403 YY_FATAL_ERROR( 1404 "fatal flex scanner internal error--end of buffer missed" ); 1405 1406 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1407 { /* Don't try to fill the buffer, so this is an EOF. */ 1408 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1409 { 1410 /* We matched a single character, the EOB, so 1411 * treat this as a final EOF. 1412 */ 1413 return EOB_ACT_END_OF_FILE; 1414 } 1415 1416 else 1417 { 1418 /* We matched some text prior to the EOB, first 1419 * process it. 1420 */ 1421 return EOB_ACT_LAST_MATCH; 1422 } 1423 } 1424 1425 /* Try to read more data. */ 1426 1427 /* First move last chars to start of buffer. */ 1428 number_to_move = (yy_size_t) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1429 1430 for ( i = 0; i < number_to_move; ++i ) 1431 *(dest++) = *(source++); 1432 1433 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1434 /* don't do the read, it's not guaranteed to return an EOF, 1435 * just force an EOF 1436 */ 1437 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1438 1439 else 1440 { 1441 int num_to_read = 1442 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1443 1444 while ( num_to_read <= 0 ) 1445 { /* Not enough room in the buffer - grow it. */ 1446 1447 /* just a shorter name for the current buffer */ 1448 YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE; 1449 1450 int yy_c_buf_p_offset = 1451 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1452 1453 if ( b->yy_is_our_buffer ) 1454 { 1455 int new_size = b->yy_buf_size * 2; 1456 1457 if ( new_size <= 0 ) 1458 b->yy_buf_size += b->yy_buf_size / 8; 1459 else 1460 b->yy_buf_size *= 2; 1461 1462 b->yy_ch_buf = (char *) 1463 /* Include room in for 2 EOB chars. */ 1464 yyrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1465 } 1466 else 1467 /* Can't grow it, we don't own it. */ 1468 b->yy_ch_buf = NULL; 1469 1470 if ( ! b->yy_ch_buf ) 1471 YY_FATAL_ERROR( 1472 "fatal error - scanner input buffer overflow" ); 1473 1474 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1475 1476 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1477 number_to_move - 1; 1478 1479 } 1480 1481 if ( num_to_read > YY_READ_BUF_SIZE ) 1482 num_to_read = YY_READ_BUF_SIZE; 1483 1484 /* Read in more data. */ 1485 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1486 (yy_n_chars), num_to_read ); 1487 1488 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1489 } 1490 1491 if ( (yy_n_chars) == 0 ) 1492 { 1493 if ( number_to_move == YY_MORE_ADJ ) 1494 { 1495 ret_val = EOB_ACT_END_OF_FILE; 1496 yyrestart(yyin ); 1497 } 1498 1499 else 1500 { 1501 ret_val = EOB_ACT_LAST_MATCH; 1502 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1503 YY_BUFFER_EOF_PENDING; 1504 } 1505 } 1506 1507 else 1508 ret_val = EOB_ACT_CONTINUE_SCAN; 1509 1510 if ((int) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { 1511 /* Extend the array by 50%, plus the number we really need. */ 1512 int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); 1513 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); 1514 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1515 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); 1516 } 1517 1518 (yy_n_chars) += number_to_move; 1519 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1520 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1521 1522 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1523 1524 return ret_val; 1525} 1526 1527/* yy_get_previous_state - get the state just before the EOB char was reached */ 1528 1529 static yy_state_type yy_get_previous_state (void) 1530{ 1531 yy_state_type yy_current_state; 1532 char *yy_cp; 1533 1534 yy_current_state = (yy_start); 1535 yy_current_state += YY_AT_BOL(); 1536 1537 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1538 { 1539 YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); 1540 if ( yy_accept[yy_current_state] ) 1541 { 1542 (yy_last_accepting_state) = yy_current_state; 1543 (yy_last_accepting_cpos) = yy_cp; 1544 } 1545 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1546 { 1547 yy_current_state = (int) yy_def[yy_current_state]; 1548 if ( yy_current_state >= 166 ) 1549 yy_c = yy_meta[(unsigned int) yy_c]; 1550 } 1551 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c]; 1552 } 1553 1554 return yy_current_state; 1555} 1556 1557/* yy_try_NUL_trans - try to make a transition on the NUL character 1558 * 1559 * synopsis 1560 * next_state = yy_try_NUL_trans( current_state ); 1561 */ 1562 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1563{ 1564 int yy_is_jam; 1565 char *yy_cp = (yy_c_buf_p); 1566 1567 YY_CHAR yy_c = 1; 1568 if ( yy_accept[yy_current_state] ) 1569 { 1570 (yy_last_accepting_state) = yy_current_state; 1571 (yy_last_accepting_cpos) = yy_cp; 1572 } 1573 while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) 1574 { 1575 yy_current_state = (int) yy_def[yy_current_state]; 1576 if ( yy_current_state >= 166 ) 1577 yy_c = yy_meta[(unsigned int) yy_c]; 1578 } 1579 yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c]; 1580 yy_is_jam = (yy_current_state == 165); 1581 1582 return yy_is_jam ? 0 : yy_current_state; 1583} 1584 1585#ifndef YY_NO_UNPUT 1586 1587#endif 1588 1589#ifndef YY_NO_INPUT 1590#ifdef __cplusplus 1591 static int yyinput (void) 1592#else 1593 static int input (void) 1594#endif 1595 1596{ 1597 int c; 1598 1599 *(yy_c_buf_p) = (yy_hold_char); 1600 1601 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1602 { 1603 /* yy_c_buf_p now points to the character we want to return. 1604 * If this occurs *before* the EOB characters, then it's a 1605 * valid NUL; if not, then we've hit the end of the buffer. 1606 */ 1607 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1608 /* This was really a NUL. */ 1609 *(yy_c_buf_p) = '\0'; 1610 1611 else 1612 { /* need more input */ 1613 int offset = (yy_c_buf_p) - (yytext_ptr); 1614 ++(yy_c_buf_p); 1615 1616 switch ( yy_get_next_buffer( ) ) 1617 { 1618 case EOB_ACT_LAST_MATCH: 1619 /* This happens because yy_g_n_b() 1620 * sees that we've accumulated a 1621 * token and flags that we need to 1622 * try matching the token before 1623 * proceeding. But for input(), 1624 * there's no matching to consider. 1625 * So convert the EOB_ACT_LAST_MATCH 1626 * to EOB_ACT_END_OF_FILE. 1627 */ 1628 1629 /* Reset buffer status. */ 1630 yyrestart(yyin ); 1631 1632 /*FALLTHROUGH*/ 1633 1634 case EOB_ACT_END_OF_FILE: 1635 { 1636 if ( yywrap( ) ) 1637 return 0; 1638 1639 if ( ! (yy_did_buffer_switch_on_eof) ) 1640 YY_NEW_FILE; 1641#ifdef __cplusplus 1642 return yyinput(); 1643#else 1644 return input(); 1645#endif 1646 } 1647 1648 case EOB_ACT_CONTINUE_SCAN: 1649 (yy_c_buf_p) = (yytext_ptr) + offset; 1650 break; 1651 } 1652 } 1653 } 1654 1655 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1656 *(yy_c_buf_p) = '\0'; /* preserve yytext */ 1657 (yy_hold_char) = *++(yy_c_buf_p); 1658 1659 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = (c == '\n'); 1660 1661 return c; 1662} 1663#endif /* ifndef YY_NO_INPUT */ 1664 1665/** Immediately switch to a different input stream. 1666 * @param input_file A readable stream. 1667 * 1668 * @note This function does not reset the start condition to @c INITIAL . 1669 */ 1670 void yyrestart (FILE * input_file ) 1671{ 1672 1673 if ( ! YY_CURRENT_BUFFER ){ 1674 yyensure_buffer_stack (); 1675 YY_CURRENT_BUFFER_LVALUE = 1676 yy_create_buffer(yyin,YY_BUF_SIZE ); 1677 } 1678 1679 yy_init_buffer(YY_CURRENT_BUFFER,input_file ); 1680 yy_load_buffer_state( ); 1681} 1682 1683/** Switch to a different input buffer. 1684 * @param new_buffer The new input buffer. 1685 * 1686 */ 1687 void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1688{ 1689 1690 /* TODO. We should be able to replace this entire function body 1691 * with 1692 * yypop_buffer_state(); 1693 * yypush_buffer_state(new_buffer); 1694 */ 1695 yyensure_buffer_stack (); 1696 if ( YY_CURRENT_BUFFER == new_buffer ) 1697 return; 1698 1699 if ( YY_CURRENT_BUFFER ) 1700 { 1701 /* Flush out information for old buffer. */ 1702 *(yy_c_buf_p) = (yy_hold_char); 1703 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1704 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1705 } 1706 1707 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1708 yy_load_buffer_state( ); 1709 1710 /* We don't actually know whether we did this switch during 1711 * EOF (yywrap()) processing, but the only time this flag 1712 * is looked at is after yywrap() is called, so it's safe 1713 * to go ahead and always set it. 1714 */ 1715 (yy_did_buffer_switch_on_eof) = 1; 1716} 1717 1718static void yy_load_buffer_state (void) 1719{ 1720 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1721 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1722 yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1723 (yy_hold_char) = *(yy_c_buf_p); 1724} 1725 1726/** Allocate and initialize an input buffer state. 1727 * @param file A readable stream. 1728 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1729 * 1730 * @return the allocated buffer state. 1731 */ 1732 YY_BUFFER_STATE yy_create_buffer (FILE * file, int size ) 1733{ 1734 YY_BUFFER_STATE b; 1735 1736 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1737 if ( ! b ) 1738 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1739 1740 b->yy_buf_size = (yy_size_t)size; 1741 1742 /* yy_ch_buf has to be 2 characters longer than the size given because 1743 * we need to put in 2 end-of-buffer characters. 1744 */ 1745 b->yy_ch_buf = (char *) yyalloc(b->yy_buf_size + 2 ); 1746 if ( ! b->yy_ch_buf ) 1747 YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); 1748 1749 b->yy_is_our_buffer = 1; 1750 1751 yy_init_buffer(b,file ); 1752 1753 return b; 1754} 1755 1756/** Destroy the buffer. 1757 * @param b a buffer created with yy_create_buffer() 1758 * 1759 */ 1760 void yy_delete_buffer (YY_BUFFER_STATE b ) 1761{ 1762 1763 if ( ! b ) 1764 return; 1765 1766 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1767 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1768 1769 if ( b->yy_is_our_buffer ) 1770 yyfree((void *) b->yy_ch_buf ); 1771 1772 yyfree((void *) b ); 1773} 1774 1775/* Initializes or reinitializes a buffer. 1776 * This function is sometimes called more than once on the same buffer, 1777 * such as during a yyrestart() or at EOF. 1778 */ 1779 static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1780 1781{ 1782 int oerrno = errno; 1783 1784 yy_flush_buffer(b ); 1785 1786 b->yy_input_file = file; 1787 b->yy_fill_buffer = 1; 1788 1789 /* If b is the current buffer, then yy_init_buffer was _probably_ 1790 * called from yyrestart() or through yy_get_next_buffer. 1791 * In that case, we don't want to reset the lineno or column. 1792 */ 1793 if (b != YY_CURRENT_BUFFER){ 1794 b->yy_bs_lineno = 1; 1795 b->yy_bs_column = 0; 1796 } 1797 1798 b->yy_is_interactive = 0; 1799 1800 errno = oerrno; 1801} 1802 1803/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1804 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1805 * 1806 */ 1807 void yy_flush_buffer (YY_BUFFER_STATE b ) 1808{ 1809 if ( ! b ) 1810 return; 1811 1812 b->yy_n_chars = 0; 1813 1814 /* We always need two end-of-buffer characters. The first causes 1815 * a transition to the end-of-buffer state. The second causes 1816 * a jam in that state. 1817 */ 1818 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1819 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1820 1821 b->yy_buf_pos = &b->yy_ch_buf[0]; 1822 1823 b->yy_at_bol = 1; 1824 b->yy_buffer_status = YY_BUFFER_NEW; 1825 1826 if ( b == YY_CURRENT_BUFFER ) 1827 yy_load_buffer_state( ); 1828} 1829 1830/** Pushes the new state onto the stack. The new state becomes 1831 * the current state. This function will allocate the stack 1832 * if necessary. 1833 * @param new_buffer The new state. 1834 * 1835 */ 1836void yypush_buffer_state (YY_BUFFER_STATE new_buffer ) 1837{ 1838 if (new_buffer == NULL) 1839 return; 1840 1841 yyensure_buffer_stack(); 1842 1843 /* This block is copied from yy_switch_to_buffer. */ 1844 if ( YY_CURRENT_BUFFER ) 1845 { 1846 /* Flush out information for old buffer. */ 1847 *(yy_c_buf_p) = (yy_hold_char); 1848 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1849 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1850 } 1851 1852 /* Only push if top exists. Otherwise, replace top. */ 1853 if (YY_CURRENT_BUFFER) 1854 (yy_buffer_stack_top)++; 1855 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1856 1857 /* copied from yy_switch_to_buffer. */ 1858 yy_load_buffer_state( ); 1859 (yy_did_buffer_switch_on_eof) = 1; 1860} 1861 1862/** Removes and deletes the top of the stack, if present. 1863 * The next element becomes the new top. 1864 * 1865 */ 1866void yypop_buffer_state (void) 1867{ 1868 if (!YY_CURRENT_BUFFER) 1869 return; 1870 1871 yy_delete_buffer(YY_CURRENT_BUFFER ); 1872 YY_CURRENT_BUFFER_LVALUE = NULL; 1873 if ((yy_buffer_stack_top) > 0) 1874 --(yy_buffer_stack_top); 1875 1876 if (YY_CURRENT_BUFFER) { 1877 yy_load_buffer_state( ); 1878 (yy_did_buffer_switch_on_eof) = 1; 1879 } 1880} 1881 1882/* Allocates the stack if it does not exist. 1883 * Guarantees space for at least one push. 1884 */ 1885static void yyensure_buffer_stack (void) 1886{ 1887 int num_to_alloc; 1888 1889 if (!(yy_buffer_stack)) { 1890 1891 /* First allocation is just for 2 elements, since we don't know if this 1892 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1893 * immediate realloc on the next call. 1894 */ 1895 num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */ 1896 (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc 1897 (num_to_alloc * sizeof(struct yy_buffer_state*) 1898 ); 1899 if ( ! (yy_buffer_stack) ) 1900 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1901 1902 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1903 1904 (yy_buffer_stack_max) = num_to_alloc; 1905 (yy_buffer_stack_top) = 0; 1906 return; 1907 } 1908 1909 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1910 1911 /* Increase the buffer to prepare for a possible push. */ 1912 yy_size_t grow_size = 8 /* arbitrary grow size */; 1913 1914 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1915 (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc 1916 ((yy_buffer_stack), 1917 num_to_alloc * sizeof(struct yy_buffer_state*) 1918 ); 1919 if ( ! (yy_buffer_stack) ) 1920 YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); 1921 1922 /* zero only the new slots.*/ 1923 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1924 (yy_buffer_stack_max) = num_to_alloc; 1925 } 1926} 1927 1928/** Setup the input buffer state to scan directly from a user-specified character buffer. 1929 * @param base the character buffer 1930 * @param size the size in bytes of the character buffer 1931 * 1932 * @return the newly allocated buffer state object. 1933 */ 1934YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) 1935{ 1936 YY_BUFFER_STATE b; 1937 1938 if ( size < 2 || 1939 base[size-2] != YY_END_OF_BUFFER_CHAR || 1940 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1941 /* They forgot to leave room for the EOB's. */ 1942 return NULL; 1943 1944 b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); 1945 if ( ! b ) 1946 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" ); 1947 1948 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1949 b->yy_buf_pos = b->yy_ch_buf = base; 1950 b->yy_is_our_buffer = 0; 1951 b->yy_input_file = NULL; 1952 b->yy_n_chars = b->yy_buf_size; 1953 b->yy_is_interactive = 0; 1954 b->yy_at_bol = 1; 1955 b->yy_fill_buffer = 0; 1956 b->yy_buffer_status = YY_BUFFER_NEW; 1957 1958 yy_switch_to_buffer(b ); 1959 1960 return b; 1961} 1962 1963/** Setup the input buffer state to scan a string. The next call to yylex() will 1964 * scan from a @e copy of @a str. 1965 * @param yystr a NUL-terminated string to scan 1966 * 1967 * @return the newly allocated buffer state object. 1968 * @note If you want to scan bytes that may contain NUL values, then use 1969 * yy_scan_bytes() instead. 1970 */ 1971YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 1972{ 1973 1974 return yy_scan_bytes(yystr,(int) strlen(yystr) ); 1975} 1976 1977/** Setup the input buffer state to scan the given bytes. The next call to yylex() will 1978 * scan from a @e copy of @a bytes. 1979 * @param yybytes the byte buffer to scan 1980 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes. 1981 * 1982 * @return the newly allocated buffer state object. 1983 */ 1984YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) 1985{ 1986 YY_BUFFER_STATE b; 1987 char *buf; 1988 yy_size_t n; 1989 yy_size_t i; 1990 1991 /* Get memory for full buffer, including space for trailing EOB's. */ 1992 n = (yy_size_t) _yybytes_len + 2; 1993 buf = (char *) yyalloc(n ); 1994 if ( ! buf ) 1995 YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); 1996 1997 for ( i = 0; i < _yybytes_len; ++i ) 1998 buf[i] = yybytes[i]; 1999 2000 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; 2001 2002 b = yy_scan_buffer(buf,n ); 2003 if ( ! b ) 2004 YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" ); 2005 2006 /* It's okay to grow etc. this buffer, and we should throw it 2007 * away when we're done. 2008 */ 2009 b->yy_is_our_buffer = 1; 2010 2011 return b; 2012} 2013 2014#ifndef YY_EXIT_FAILURE 2015#define YY_EXIT_FAILURE 2 2016#endif 2017 2018static void yynoreturn yy_fatal_error (yyconst char* msg ) 2019{ 2020 (void) fprintf( stderr, "%s\n", msg ); 2021 exit( YY_EXIT_FAILURE ); 2022} 2023 2024/* Redefine yyless() so it works in section 3 code. */ 2025 2026#undef yyless 2027#define yyless(n) \ 2028 do \ 2029 { \ 2030 /* Undo effects of setting up yytext. */ \ 2031 int yyless_macro_arg = (n); \ 2032 YY_LESS_LINENO(yyless_macro_arg);\ 2033 yytext[yyleng] = (yy_hold_char); \ 2034 (yy_c_buf_p) = yytext + yyless_macro_arg; \ 2035 (yy_hold_char) = *(yy_c_buf_p); \ 2036 *(yy_c_buf_p) = '\0'; \ 2037 yyleng = yyless_macro_arg; \ 2038 } \ 2039 while ( 0 ) 2040 2041/* Accessor methods (get/set functions) to struct members. */ 2042 2043/** Get the current line number. 2044 * 2045 */ 2046int yyget_lineno (void) 2047{ 2048 2049 return yylineno; 2050} 2051 2052/** Get the input stream. 2053 * 2054 */ 2055FILE *yyget_in (void) 2056{ 2057 return yyin; 2058} 2059 2060/** Get the output stream. 2061 * 2062 */ 2063FILE *yyget_out (void) 2064{ 2065 return yyout; 2066} 2067 2068/** Get the length of the current token. 2069 * 2070 */ 2071int yyget_leng (void) 2072{ 2073 return yyleng; 2074} 2075 2076/** Get the current token. 2077 * 2078 */ 2079 2080char *yyget_text (void) 2081{ 2082 return yytext; 2083} 2084 2085/** Set the current line number. 2086 * @param _line_number line number 2087 * 2088 */ 2089void yyset_lineno (int _line_number ) 2090{ 2091 2092 yylineno = _line_number; 2093} 2094 2095/** Set the input stream. This does not discard the current 2096 * input buffer. 2097 * @param _in_str A readable stream. 2098 * 2099 * @see yy_switch_to_buffer 2100 */ 2101void yyset_in (FILE * _in_str ) 2102{ 2103 yyin = _in_str ; 2104} 2105 2106void yyset_out (FILE * _out_str ) 2107{ 2108 yyout = _out_str ; 2109} 2110 2111int yyget_debug (void) 2112{ 2113 return yy_flex_debug; 2114} 2115 2116void yyset_debug (int _bdebug ) 2117{ 2118 yy_flex_debug = _bdebug ; 2119} 2120 2121static int yy_init_globals (void) 2122{ 2123 /* Initialization is the same as for the non-reentrant scanner. 2124 * This function is called from yylex_destroy(), so don't allocate here. 2125 */ 2126 2127 (yy_buffer_stack) = NULL; 2128 (yy_buffer_stack_top) = 0; 2129 (yy_buffer_stack_max) = 0; 2130 (yy_c_buf_p) = NULL; 2131 (yy_init) = 0; 2132 (yy_start) = 0; 2133 2134/* Defined in main.c */ 2135#ifdef YY_STDINIT 2136 yyin = stdin; 2137 yyout = stdout; 2138#else 2139 yyin = NULL; 2140 yyout = NULL; 2141#endif 2142 2143 /* For future reference: Set errno on error, since we are called by 2144 * yylex_init() 2145 */ 2146 return 0; 2147} 2148 2149/* yylex_destroy is for both reentrant and non-reentrant scanners. */ 2150int yylex_destroy (void) 2151{ 2152 2153 /* Pop the buffer stack, destroying each element. */ 2154 while(YY_CURRENT_BUFFER){ 2155 yy_delete_buffer(YY_CURRENT_BUFFER ); 2156 YY_CURRENT_BUFFER_LVALUE = NULL; 2157 yypop_buffer_state(); 2158 } 2159 2160 /* Destroy the stack itself. */ 2161 yyfree((yy_buffer_stack) ); 2162 (yy_buffer_stack) = NULL; 2163 2164 /* Reset the globals. This is important in a non-reentrant scanner so the next time 2165 * yylex() is called, initialization will occur. */ 2166 yy_init_globals( ); 2167 2168 return 0; 2169} 2170 2171/* 2172 * Internal utility routines. 2173 */ 2174 2175#ifndef yytext_ptr 2176static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 2177{ 2178 2179 int i; 2180 for ( i = 0; i < n; ++i ) 2181 s1[i] = s2[i]; 2182} 2183#endif 2184 2185#ifdef YY_NEED_STRLEN 2186static int yy_flex_strlen (yyconst char * s ) 2187{ 2188 int n; 2189 for ( n = 0; s[n]; ++n ) 2190 ; 2191 2192 return n; 2193} 2194#endif 2195 2196void *yyalloc (yy_size_t size ) 2197{ 2198 return malloc(size); 2199} 2200 2201void *yyrealloc (void * ptr, yy_size_t size ) 2202{ 2203 2204 /* The cast to (char *) in the following accommodates both 2205 * implementations that use char* generic pointers, and those 2206 * that use void* generic pointers. It works with the latter 2207 * because both ANSI C and C++ allow castless assignment from 2208 * any pointer type to void*, and deal with argument conversions 2209 * as though doing an assignment. 2210 */ 2211 return realloc(ptr, size); 2212} 2213 2214void yyfree (void * ptr ) 2215{ 2216 free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ 2217} 2218 2219#define YYTABLES_NAME "yytables" 2220 2221#line 272 "dtc-lexer.l" 2222 2223 2224 2225static void push_input_file(const char *filename) 2226{ 2227 assert(filename); 2228 2229 srcfile_push(filename); 2230 2231 yyin = current_srcfile->f; 2232 2233 yypush_buffer_state(yy_create_buffer(yyin,YY_BUF_SIZE)); 2234} 2235 2236 2237static bool pop_input_file(void) 2238{ 2239 if (srcfile_pop() == 0) 2240 return false; 2241 2242 yypop_buffer_state(); 2243 yyin = current_srcfile->f; 2244 2245 return true; 2246} 2247 2248static void lexical_error(const char *fmt, ...) 2249{ 2250 va_list ap; 2251 2252 va_start(ap, fmt); 2253 srcpos_verror(&yylloc, "Lexical error", fmt, ap); 2254 va_end(ap); 2255 2256 treesource_error = true; 2257} 2258 2259