1 2#line 3 "scripts/kconfig/lex.zconf.c" 3 4#define YY_INT_ALIGNED short int 5 6/* A lexical scanner generated by flex */ 7 8#define FLEX_SCANNER 9#define YY_FLEX_MAJOR_VERSION 2 10#define YY_FLEX_MINOR_VERSION 5 11#define YY_FLEX_SUBMINOR_VERSION 31 12#if YY_FLEX_SUBMINOR_VERSION > 0 13#define FLEX_BETA 14#endif 15 16/* First, we deal with platform-specific or compiler-specific issues. */ 17 18/* begin standard C headers. */ 19#include <stdio.h> 20#include <string.h> 21#include <errno.h> 22#include <stdlib.h> 23 24/* end standard C headers. */ 25 26/* flex integer type definitions */ 27 28#ifndef FLEXINT_H 29#define FLEXINT_H 30 31/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ 32 33#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L 34#include <inttypes.h> 35typedef int8_t flex_int8_t; 36typedef uint8_t flex_uint8_t; 37typedef int16_t flex_int16_t; 38typedef uint16_t flex_uint16_t; 39typedef int32_t flex_int32_t; 40typedef uint32_t flex_uint32_t; 41#else 42typedef signed char flex_int8_t; 43typedef short int flex_int16_t; 44typedef int flex_int32_t; 45typedef unsigned char flex_uint8_t; 46typedef unsigned short int flex_uint16_t; 47typedef unsigned int flex_uint32_t; 48#endif /* ! C99 */ 49 50/* Limits of integral types. */ 51#ifndef INT8_MIN 52#define INT8_MIN (-128) 53#endif 54#ifndef INT16_MIN 55#define INT16_MIN (-32767-1) 56#endif 57#ifndef INT32_MIN 58#define INT32_MIN (-2147483647-1) 59#endif 60#ifndef INT8_MAX 61#define INT8_MAX (127) 62#endif 63#ifndef INT16_MAX 64#define INT16_MAX (32767) 65#endif 66#ifndef INT32_MAX 67#define INT32_MAX (2147483647) 68#endif 69#ifndef UINT8_MAX 70#define UINT8_MAX (255U) 71#endif 72#ifndef UINT16_MAX 73#define UINT16_MAX (65535U) 74#endif 75#ifndef UINT32_MAX 76#define UINT32_MAX (4294967295U) 77#endif 78 79#endif /* ! FLEXINT_H */ 80 81#ifdef __cplusplus 82 83/* The "const" storage-class-modifier is valid. */ 84#define YY_USE_CONST 85 86#else /* ! __cplusplus */ 87 88#if __STDC__ 89 90#define YY_USE_CONST 91 92#endif /* __STDC__ */ 93#endif /* ! __cplusplus */ 94 95#ifdef YY_USE_CONST 96#define yyconst const 97#else 98#define yyconst 99#endif 100 101/* Returned upon end-of-file. */ 102#define YY_NULL 0 103 104/* Promotes a possibly negative, possibly signed char to an unsigned 105 * integer for use as an array index. If the signed char is negative, 106 * we want to instead treat it as an 8-bit unsigned char, hence the 107 * double cast. 108 */ 109#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) 110 111/* Enter a start condition. This macro really ought to take a parameter, 112 * but we do it the disgusting crufty way forced on us by the ()-less 113 * definition of BEGIN. 114 */ 115#define BEGIN (yy_start) = 1 + 2 * 116 117/* Translate the current start state into a value that can be later handed 118 * to BEGIN to return to the state. The YYSTATE alias is for lex 119 * compatibility. 120 */ 121#define YY_START (((yy_start) - 1) / 2) 122#define YYSTATE YY_START 123 124/* Action number for EOF rule of a given start state. */ 125#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) 126 127/* Special action meaning "start processing a new file". */ 128#define YY_NEW_FILE zconfrestart(zconfin ) 129 130#define YY_END_OF_BUFFER_CHAR 0 131 132/* Size of default input buffer. */ 133#ifndef YY_BUF_SIZE 134#define YY_BUF_SIZE 16384 135#endif 136 137#ifndef YY_TYPEDEF_YY_BUFFER_STATE 138#define YY_TYPEDEF_YY_BUFFER_STATE 139typedef struct yy_buffer_state *YY_BUFFER_STATE; 140#endif 141 142extern int zconfleng; 143 144extern FILE *zconfin, *zconfout; 145 146#define EOB_ACT_CONTINUE_SCAN 0 147#define EOB_ACT_END_OF_FILE 1 148#define EOB_ACT_LAST_MATCH 2 149 150 #define YY_LESS_LINENO(n) 151 152/* Return all but the first "n" matched characters back to the input stream. */ 153#define yyless(n) \ 154 do \ 155 { \ 156 /* Undo effects of setting up zconftext. */ \ 157 int yyless_macro_arg = (n); \ 158 YY_LESS_LINENO(yyless_macro_arg);\ 159 *yy_cp = (yy_hold_char); \ 160 YY_RESTORE_YY_MORE_OFFSET \ 161 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ 162 YY_DO_BEFORE_ACTION; /* set up zconftext again */ \ 163 } \ 164 while ( 0 ) 165 166#define unput(c) yyunput( c, (yytext_ptr) ) 167 168/* The following is because we cannot portably get our hands on size_t 169 * (without autoconf's help, which isn't available because we want 170 * flex-generated scanners to compile on their own). 171 */ 172 173#ifndef YY_TYPEDEF_YY_SIZE_T 174#define YY_TYPEDEF_YY_SIZE_T 175typedef unsigned int yy_size_t; 176#endif 177 178#ifndef YY_STRUCT_YY_BUFFER_STATE 179#define YY_STRUCT_YY_BUFFER_STATE 180struct yy_buffer_state 181 { 182 FILE *yy_input_file; 183 184 char *yy_ch_buf; /* input buffer */ 185 char *yy_buf_pos; /* current position in input buffer */ 186 187 /* Size of input buffer in bytes, not including room for EOB 188 * characters. 189 */ 190 yy_size_t yy_buf_size; 191 192 /* Number of characters read into yy_ch_buf, not including EOB 193 * characters. 194 */ 195 int yy_n_chars; 196 197 /* Whether we "own" the buffer - i.e., we know we created it, 198 * and can realloc() it to grow it, and should free() it to 199 * delete it. 200 */ 201 int yy_is_our_buffer; 202 203 /* Whether this is an "interactive" input source; if so, and 204 * if we're using stdio for input, then we want to use getc() 205 * instead of fread(), to make sure we stop fetching input after 206 * each newline. 207 */ 208 int yy_is_interactive; 209 210 /* Whether we're considered to be at the beginning of a line. 211 * If so, '^' rules will be active on the next match, otherwise 212 * not. 213 */ 214 int yy_at_bol; 215 216 int yy_bs_lineno; /**< The line count. */ 217 int yy_bs_column; /**< The column count. */ 218 219 /* Whether to try to fill the input buffer when we reach the 220 * end of it. 221 */ 222 int yy_fill_buffer; 223 224 int yy_buffer_status; 225 226#define YY_BUFFER_NEW 0 227#define YY_BUFFER_NORMAL 1 228 /* When an EOF's been seen but there's still some text to process 229 * then we mark the buffer as YY_EOF_PENDING, to indicate that we 230 * shouldn't try reading from the input source any more. We might 231 * still have a bunch of tokens to match, though, because of 232 * possible backing-up. 233 * 234 * When we actually see the EOF, we change the status to "new" 235 * (via zconfrestart()), so that the user can continue scanning by 236 * just pointing zconfin at a new input file. 237 */ 238#define YY_BUFFER_EOF_PENDING 2 239 240 }; 241#endif /* !YY_STRUCT_YY_BUFFER_STATE */ 242 243/* Stack of input buffers. */ 244static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ 245static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ 246static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ 247 248/* We provide macros for accessing buffer states in case in the 249 * future we want to put the buffer states in a more general 250 * "scanner state". 251 * 252 * Returns the top of the stack, or NULL. 253 */ 254#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ 255 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ 256 : NULL) 257 258/* Same as previous macro, but useful when we know that the buffer stack is not 259 * NULL or when we need an lvalue. For internal use only. 260 */ 261#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] 262 263/* yy_hold_char holds the character lost when zconftext is formed. */ 264static char yy_hold_char; 265static int yy_n_chars; /* number of characters read into yy_ch_buf */ 266int zconfleng; 267 268/* Points to current character in buffer. */ 269static char *yy_c_buf_p = (char *) 0; 270static int yy_init = 1; /* whether we need to initialize */ 271static int yy_start = 0; /* start state number */ 272 273/* Flag which is used to allow zconfwrap()'s to do buffer switches 274 * instead of setting up a fresh zconfin. A bit of a hack ... 275 */ 276static int yy_did_buffer_switch_on_eof; 277 278void zconfrestart (FILE *input_file ); 279void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer ); 280YY_BUFFER_STATE zconf_create_buffer (FILE *file,int size ); 281void zconf_delete_buffer (YY_BUFFER_STATE b ); 282void zconf_flush_buffer (YY_BUFFER_STATE b ); 283void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer ); 284void zconfpop_buffer_state (void ); 285 286static void zconfensure_buffer_stack (void ); 287static void zconf_load_buffer_state (void ); 288static void zconf_init_buffer (YY_BUFFER_STATE b,FILE *file ); 289 290#define YY_FLUSH_BUFFER zconf_flush_buffer(YY_CURRENT_BUFFER ) 291 292YY_BUFFER_STATE zconf_scan_buffer (char *base,yy_size_t size ); 293YY_BUFFER_STATE zconf_scan_string (yyconst char *yy_str ); 294YY_BUFFER_STATE zconf_scan_bytes (yyconst char *bytes,int len ); 295 296void *zconfalloc (yy_size_t ); 297void *zconfrealloc (void *,yy_size_t ); 298void zconffree (void * ); 299 300#define yy_new_buffer zconf_create_buffer 301 302#define yy_set_interactive(is_interactive) \ 303 { \ 304 if ( ! YY_CURRENT_BUFFER ){ \ 305 zconfensure_buffer_stack (); \ 306 YY_CURRENT_BUFFER_LVALUE = \ 307 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \ 308 } \ 309 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ 310 } 311 312#define yy_set_bol(at_bol) \ 313 { \ 314 if ( ! YY_CURRENT_BUFFER ){\ 315 zconfensure_buffer_stack (); \ 316 YY_CURRENT_BUFFER_LVALUE = \ 317 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \ 318 } \ 319 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ 320 } 321 322#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) 323 324/* Begin user sect3 */ 325 326#define zconfwrap() 1 327#define YY_SKIP_YYWRAP 328 329typedef unsigned char YY_CHAR; 330 331FILE *zconfin = (FILE *) 0, *zconfout = (FILE *) 0; 332 333typedef int yy_state_type; 334 335extern int zconflineno; 336 337int zconflineno = 1; 338 339extern char *zconftext; 340#define yytext_ptr zconftext 341static yyconst flex_int16_t yy_nxt[][17] = 342 { 343 { 344 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 345 0, 0, 0, 0, 0, 0, 0 346 }, 347 348 { 349 11, 12, 13, 14, 12, 12, 15, 12, 12, 12, 350 12, 12, 12, 12, 12, 12, 12 351 }, 352 353 { 354 11, 12, 13, 14, 12, 12, 15, 12, 12, 12, 355 12, 12, 12, 12, 12, 12, 12 356 }, 357 358 { 359 11, 16, 16, 17, 16, 16, 16, 16, 16, 16, 360 16, 16, 16, 18, 16, 16, 16 361 }, 362 363 { 364 11, 16, 16, 17, 16, 16, 16, 16, 16, 16, 365 16, 16, 16, 18, 16, 16, 16 366 367 }, 368 369 { 370 11, 19, 20, 21, 19, 19, 19, 19, 19, 19, 371 19, 19, 19, 19, 19, 19, 19 372 }, 373 374 { 375 11, 19, 20, 21, 19, 19, 19, 19, 19, 19, 376 19, 19, 19, 19, 19, 19, 19 377 }, 378 379 { 380 11, 22, 22, 23, 22, 24, 22, 22, 24, 22, 381 22, 22, 22, 22, 22, 25, 22 382 }, 383 384 { 385 11, 22, 22, 23, 22, 24, 22, 22, 24, 22, 386 22, 22, 22, 22, 22, 25, 22 387 }, 388 389 { 390 11, 26, 26, 27, 28, 29, 30, 31, 29, 32, 391 33, 34, 35, 35, 36, 37, 38 392 393 }, 394 395 { 396 11, 26, 26, 27, 28, 29, 30, 31, 29, 32, 397 33, 34, 35, 35, 36, 37, 38 398 }, 399 400 { 401 -11, -11, -11, -11, -11, -11, -11, -11, -11, -11, 402 -11, -11, -11, -11, -11, -11, -11 403 }, 404 405 { 406 11, -12, -12, -12, -12, -12, -12, -12, -12, -12, 407 -12, -12, -12, -12, -12, -12, -12 408 }, 409 410 { 411 11, -13, 39, 40, -13, -13, 41, -13, -13, -13, 412 -13, -13, -13, -13, -13, -13, -13 413 }, 414 415 { 416 11, -14, -14, -14, -14, -14, -14, -14, -14, -14, 417 -14, -14, -14, -14, -14, -14, -14 418 419 }, 420 421 { 422 11, 42, 42, 43, 42, 42, 42, 42, 42, 42, 423 42, 42, 42, 42, 42, 42, 42 424 }, 425 426 { 427 11, -16, -16, -16, -16, -16, -16, -16, -16, -16, 428 -16, -16, -16, -16, -16, -16, -16 429 }, 430 431 { 432 11, -17, -17, -17, -17, -17, -17, -17, -17, -17, 433 -17, -17, -17, -17, -17, -17, -17 434 }, 435 436 { 437 11, -18, -18, -18, -18, -18, -18, -18, -18, -18, 438 -18, -18, -18, 44, -18, -18, -18 439 }, 440 441 { 442 11, 45, 45, -19, 45, 45, 45, 45, 45, 45, 443 45, 45, 45, 45, 45, 45, 45 444 445 }, 446 447 { 448 11, -20, 46, 47, -20, -20, -20, -20, -20, -20, 449 -20, -20, -20, -20, -20, -20, -20 450 }, 451 452 { 453 11, 48, -21, -21, 48, 48, 48, 48, 48, 48, 454 48, 48, 48, 48, 48, 48, 48 455 }, 456 457 { 458 11, 49, 49, 50, 49, -22, 49, 49, -22, 49, 459 49, 49, 49, 49, 49, -22, 49 460 }, 461 462 { 463 11, -23, -23, -23, -23, -23, -23, -23, -23, -23, 464 -23, -23, -23, -23, -23, -23, -23 465 }, 466 467 { 468 11, -24, -24, -24, -24, -24, -24, -24, -24, -24, 469 -24, -24, -24, -24, -24, -24, -24 470 471 }, 472 473 { 474 11, 51, 51, 52, 51, 51, 51, 51, 51, 51, 475 51, 51, 51, 51, 51, 51, 51 476 }, 477 478 { 479 11, -26, -26, -26, -26, -26, -26, -26, -26, -26, 480 -26, -26, -26, -26, -26, -26, -26 481 }, 482 483 { 484 11, -27, -27, -27, -27, -27, -27, -27, -27, -27, 485 -27, -27, -27, -27, -27, -27, -27 486 }, 487 488 { 489 11, -28, -28, -28, -28, -28, -28, -28, -28, -28, 490 -28, -28, -28, -28, 53, -28, -28 491 }, 492 493 { 494 11, -29, -29, -29, -29, -29, -29, -29, -29, -29, 495 -29, -29, -29, -29, -29, -29, -29 496 497 }, 498 499 { 500 11, 54, 54, -30, 54, 54, 54, 54, 54, 54, 501 54, 54, 54, 54, 54, 54, 54 502 }, 503 504 { 505 11, -31, -31, -31, -31, -31, -31, 55, -31, -31, 506 -31, -31, -31, -31, -31, -31, -31 507 }, 508 509 { 510 11, -32, -32, -32, -32, -32, -32, -32, -32, -32, 511 -32, -32, -32, -32, -32, -32, -32 512 }, 513 514 { 515 11, -33, -33, -33, -33, -33, -33, -33, -33, -33, 516 -33, -33, -33, -33, -33, -33, -33 517 }, 518 519 { 520 11, -34, -34, -34, -34, -34, -34, -34, -34, -34, 521 -34, 56, 57, 57, -34, -34, -34 522 523 }, 524 525 { 526 11, -35, -35, -35, -35, -35, -35, -35, -35, -35, 527 -35, 57, 57, 57, -35, -35, -35 528 }, 529 530 { 531 11, -36, -36, -36, -36, -36, -36, -36, -36, -36, 532 -36, -36, -36, -36, -36, -36, -36 533 }, 534 535 { 536 11, -37, -37, 58, -37, -37, -37, -37, -37, -37, 537 -37, -37, -37, -37, -37, -37, -37 538 }, 539 540 { 541 11, -38, -38, -38, -38, -38, -38, -38, -38, -38, 542 -38, -38, -38, -38, -38, -38, 59 543 }, 544 545 { 546 11, -39, 39, 40, -39, -39, 41, -39, -39, -39, 547 -39, -39, -39, -39, -39, -39, -39 548 549 }, 550 551 { 552 11, -40, -40, -40, -40, -40, -40, -40, -40, -40, 553 -40, -40, -40, -40, -40, -40, -40 554 }, 555 556 { 557 11, 42, 42, 43, 42, 42, 42, 42, 42, 42, 558 42, 42, 42, 42, 42, 42, 42 559 }, 560 561 { 562 11, 42, 42, 43, 42, 42, 42, 42, 42, 42, 563 42, 42, 42, 42, 42, 42, 42 564 }, 565 566 { 567 11, -43, -43, -43, -43, -43, -43, -43, -43, -43, 568 -43, -43, -43, -43, -43, -43, -43 569 }, 570 571 { 572 11, -44, -44, -44, -44, -44, -44, -44, -44, -44, 573 -44, -44, -44, 44, -44, -44, -44 574 575 }, 576 577 { 578 11, 45, 45, -45, 45, 45, 45, 45, 45, 45, 579 45, 45, 45, 45, 45, 45, 45 580 }, 581 582 { 583 11, -46, 46, 47, -46, -46, -46, -46, -46, -46, 584 -46, -46, -46, -46, -46, -46, -46 585 }, 586 587 { 588 11, 48, -47, -47, 48, 48, 48, 48, 48, 48, 589 48, 48, 48, 48, 48, 48, 48 590 }, 591 592 { 593 11, -48, -48, -48, -48, -48, -48, -48, -48, -48, 594 -48, -48, -48, -48, -48, -48, -48 595 }, 596 597 { 598 11, 49, 49, 50, 49, -49, 49, 49, -49, 49, 599 49, 49, 49, 49, 49, -49, 49 600 601 }, 602 603 { 604 11, -50, -50, -50, -50, -50, -50, -50, -50, -50, 605 -50, -50, -50, -50, -50, -50, -50 606 }, 607 608 { 609 11, -51, -51, 52, -51, -51, -51, -51, -51, -51, 610 -51, -51, -51, -51, -51, -51, -51 611 }, 612 613 { 614 11, -52, -52, -52, -52, -52, -52, -52, -52, -52, 615 -52, -52, -52, -52, -52, -52, -52 616 }, 617 618 { 619 11, -53, -53, -53, -53, -53, -53, -53, -53, -53, 620 -53, -53, -53, -53, -53, -53, -53 621 }, 622 623 { 624 11, 54, 54, -54, 54, 54, 54, 54, 54, 54, 625 54, 54, 54, 54, 54, 54, 54 626 627 }, 628 629 { 630 11, -55, -55, -55, -55, -55, -55, -55, -55, -55, 631 -55, -55, -55, -55, -55, -55, -55 632 }, 633 634 { 635 11, -56, -56, -56, -56, -56, -56, -56, -56, -56, 636 -56, 60, 57, 57, -56, -56, -56 637 }, 638 639 { 640 11, -57, -57, -57, -57, -57, -57, -57, -57, -57, 641 -57, 57, 57, 57, -57, -57, -57 642 }, 643 644 { 645 11, -58, -58, -58, -58, -58, -58, -58, -58, -58, 646 -58, -58, -58, -58, -58, -58, -58 647 }, 648 649 { 650 11, -59, -59, -59, -59, -59, -59, -59, -59, -59, 651 -59, -59, -59, -59, -59, -59, -59 652 653 }, 654 655 { 656 11, -60, -60, -60, -60, -60, -60, -60, -60, -60, 657 -60, 57, 57, 57, -60, -60, -60 658 }, 659 660 } ; 661 662static yy_state_type yy_get_previous_state (void ); 663static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); 664static int yy_get_next_buffer (void ); 665static void yy_fatal_error (yyconst char msg[] ); 666 667/* Done after the current pattern has been matched and before the 668 * corresponding action - sets up zconftext. 669 */ 670#define YY_DO_BEFORE_ACTION \ 671 (yytext_ptr) = yy_bp; \ 672 zconfleng = (size_t) (yy_cp - yy_bp); \ 673 (yy_hold_char) = *yy_cp; \ 674 *yy_cp = '\0'; \ 675 (yy_c_buf_p) = yy_cp; 676 677#define YY_NUM_RULES 33 678#define YY_END_OF_BUFFER 34 679/* This struct is not used in this scanner, 680 but its presence is necessary. */ 681struct yy_trans_info 682 { 683 flex_int32_t yy_verify; 684 flex_int32_t yy_nxt; 685 }; 686static yyconst flex_int16_t yy_accept[61] = 687 { 0, 688 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 689 34, 5, 4, 2, 3, 7, 8, 6, 32, 29, 690 31, 24, 28, 27, 26, 22, 17, 13, 16, 20, 691 22, 11, 12, 19, 19, 14, 22, 22, 4, 2, 692 3, 3, 1, 6, 32, 29, 31, 30, 24, 23, 693 26, 25, 15, 20, 9, 19, 19, 21, 10, 18 694 } ; 695 696static yyconst flex_int32_t yy_ec[256] = 697 { 0, 698 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 699 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 700 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 701 1, 2, 4, 5, 6, 1, 1, 7, 8, 9, 702 10, 1, 1, 1, 11, 12, 12, 13, 13, 13, 703 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 704 14, 1, 1, 1, 13, 13, 13, 13, 13, 13, 705 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 706 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 707 1, 15, 1, 1, 13, 1, 13, 13, 13, 13, 708 709 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 710 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 711 13, 13, 1, 16, 1, 1, 1, 1, 1, 1, 712 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 713 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 714 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 715 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 716 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 717 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 718 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 719 720 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 721 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 722 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 723 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 724 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 725 1, 1, 1, 1, 1 726 } ; 727 728extern int zconf_flex_debug; 729int zconf_flex_debug = 0; 730 731/* The intent behind this definition is that it'll catch 732 * any uses of REJECT which flex missed. 733 */ 734#define REJECT reject_used_but_not_detected 735#define yymore() yymore_used_but_not_detected 736#define YY_MORE_ADJ 0 737#define YY_RESTORE_YY_MORE_OFFSET 738char *zconftext; 739 740/* 741 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> 742 * Released under the terms of the GNU GPL v2.0. 743 */ 744 745#include <limits.h> 746#include <stdio.h> 747#include <stdlib.h> 748#include <string.h> 749#include <unistd.h> 750 751#define LKC_DIRECT_LINK 752#include "lkc.h" 753 754#define START_STRSIZE 16 755 756static struct { 757 struct file *file; 758 int lineno; 759} current_pos; 760 761static char *text; 762static int text_size, text_asize; 763 764struct buffer { 765 struct buffer *parent; 766 YY_BUFFER_STATE state; 767}; 768 769struct buffer *current_buf; 770 771static int last_ts, first_ts; 772 773static void zconf_endhelp(void); 774static void zconf_endfile(void); 775 776void new_string(void) 777{ 778 text = malloc(START_STRSIZE); 779 text_asize = START_STRSIZE; 780 text_size = 0; 781 *text = 0; 782} 783 784void append_string(const char *str, int size) 785{ 786 int new_size = text_size + size + 1; 787 if (size > 70) { 788 fprintf (stderr, "%s:%d error: Overlong line\n", 789 current_file->name, current_file->lineno); 790 } 791 792 if (new_size > text_asize) { 793 new_size += START_STRSIZE - 1; 794 new_size &= -START_STRSIZE; 795 text = realloc(text, new_size); 796 text_asize = new_size; 797 } 798 memcpy(text + text_size, str, size); 799 text_size += size; 800 text[text_size] = 0; 801} 802 803void alloc_string(const char *str, int size) 804{ 805 text = malloc(size + 1); 806 memcpy(text, str, size); 807 text[size] = 0; 808} 809 810#define INITIAL 0 811#define COMMAND 1 812#define HELP 2 813#define STRING 3 814#define PARAM 4 815 816#ifndef YY_NO_UNISTD_H 817/* Special case for "unistd.h", since it is non-ANSI. We include it way 818 * down here because we want the user's section 1 to have been scanned first. 819 * The user has a chance to override it with an option. 820 */ 821#include <unistd.h> 822#endif 823 824#ifndef YY_EXTRA_TYPE 825#define YY_EXTRA_TYPE void * 826#endif 827 828/* Macros after this point can all be overridden by user definitions in 829 * section 1. 830 */ 831 832#ifndef YY_SKIP_YYWRAP 833#ifdef __cplusplus 834extern "C" int zconfwrap (void ); 835#else 836extern int zconfwrap (void ); 837#endif 838#endif 839 840 static void yyunput (int c,char *buf_ptr ); 841 842#ifndef yytext_ptr 843static void yy_flex_strncpy (char *,yyconst char *,int ); 844#endif 845 846#ifdef YY_NEED_STRLEN 847static int yy_flex_strlen (yyconst char * ); 848#endif 849 850//bbox: suppressing "defined but not used" warning 851#define YY_NO_INPUT 1 852 853#ifndef YY_NO_INPUT 854 855#ifdef __cplusplus 856static int yyinput (void ); 857#else 858static int input (void ); 859#endif 860 861#endif 862 863/* Amount of stuff to slurp up with each read. */ 864#ifndef YY_READ_BUF_SIZE 865#define YY_READ_BUF_SIZE 8192 866#endif 867 868/* Copy whatever the last rule matched to the standard output. */ 869#ifndef ECHO 870/* This used to be an fputs(), but since the string might contain NUL's, 871 * we now use fwrite(). 872 */ 873#define ECHO (void) fwrite( zconftext, zconfleng, 1, zconfout ) 874#endif 875 876/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, 877 * is returned in "result". 878 */ 879#ifndef YY_INPUT 880#define YY_INPUT(buf,result,max_size) \ 881 errno=0; \ 882 while ( (result = read( fileno(zconfin), (char *) buf, max_size )) < 0 ) \ 883 { \ 884 if( errno != EINTR) \ 885 { \ 886 YY_FATAL_ERROR( "input in flex scanner failed" ); \ 887 break; \ 888 } \ 889 errno=0; \ 890 clearerr(zconfin); \ 891 }\ 892\ 893 894#endif 895 896/* No semi-colon after return; correct usage is to write "yyterminate();" - 897 * we don't want an extra ';' after the "return" because that will cause 898 * some compilers to complain about unreachable statements. 899 */ 900#ifndef yyterminate 901#define yyterminate() return YY_NULL 902#endif 903 904/* Number of entries by which start-condition stack grows. */ 905#ifndef YY_START_STACK_INCR 906#define YY_START_STACK_INCR 25 907#endif 908 909/* Report a fatal error. */ 910#ifndef YY_FATAL_ERROR 911#define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) 912#endif 913 914/* end tables serialization structures and prototypes */ 915 916/* Default declaration of generated scanner - a define so the user can 917 * easily add parameters. 918 */ 919#ifndef YY_DECL 920#define YY_DECL_IS_OURS 1 921 922extern int zconflex (void); 923 924#define YY_DECL int zconflex (void) 925#endif /* !YY_DECL */ 926 927/* Code executed at the beginning of each rule, after zconftext and zconfleng 928 * have been set up. 929 */ 930#ifndef YY_USER_ACTION 931#define YY_USER_ACTION 932#endif 933 934/* Code executed at the end of each rule. */ 935#ifndef YY_BREAK 936#define YY_BREAK break; 937#endif 938 939#define YY_RULE_SETUP \ 940 YY_USER_ACTION 941 942/** The main scanner function which does all the work. 943 */ 944YY_DECL 945{ 946 register yy_state_type yy_current_state; 947 register char *yy_cp, *yy_bp; 948 register int yy_act; 949 950 int str = 0; 951 int ts, i; 952 953 if ( (yy_init) ) 954 { 955 (yy_init) = 0; 956 957#ifdef YY_USER_INIT 958 YY_USER_INIT; 959#endif 960 961 if ( ! (yy_start) ) 962 (yy_start) = 1; /* first start state */ 963 964 if ( ! zconfin ) 965 zconfin = stdin; 966 967 if ( ! zconfout ) 968 zconfout = stdout; 969 970 if ( ! YY_CURRENT_BUFFER ) { 971 zconfensure_buffer_stack (); 972 YY_CURRENT_BUFFER_LVALUE = 973 zconf_create_buffer(zconfin,YY_BUF_SIZE ); 974 } 975 976 zconf_load_buffer_state( ); 977 } 978 979 while ( 1 ) /* loops until end-of-file is reached */ 980 { 981 yy_cp = (yy_c_buf_p); 982 983 /* Support of zconftext. */ 984 *yy_cp = (yy_hold_char); 985 986 /* yy_bp points to the position in yy_ch_buf of the start of 987 * the current run. 988 */ 989 yy_bp = yy_cp; 990 991 yy_current_state = (yy_start); 992yy_match: 993 while ( (yy_current_state = yy_nxt[yy_current_state][ yy_ec[YY_SC_TO_UI(*yy_cp)] ]) > 0 ) 994 ++yy_cp; 995 996 yy_current_state = -yy_current_state; 997 998yy_find_action: 999 yy_act = yy_accept[yy_current_state]; 1000
1001 YY_DO_BEFORE_ACTION; 1002 1003do_action: /* This label is used only to access EOF actions. */ 1004 1005 switch ( yy_act ) 1006 { /* beginning of action switch */ 1007case 1: 1008/* rule 1 can match eol */ 1009case 2: 1010/* rule 2 can match eol */ 1011YY_RULE_SETUP 1012{ 1013 current_file->lineno++; 1014 return T_EOL; 1015} 1016 YY_BREAK 1017case 3: 1018YY_RULE_SETUP 1019 1020 YY_BREAK 1021case 4: 1022YY_RULE_SETUP 1023{ 1024 BEGIN(COMMAND); 1025} 1026 YY_BREAK 1027case 5: 1028YY_RULE_SETUP 1029{ 1030 unput(zconftext[0]); 1031 BEGIN(COMMAND); 1032} 1033 YY_BREAK 1034 1035case 6: 1036YY_RULE_SETUP 1037{ 1038 struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng); 1039 BEGIN(PARAM); 1040 current_pos.file = current_file; 1041 current_pos.lineno = current_file->lineno; 1042 if (id && id->flags & TF_COMMAND) { 1043 zconflval.id = id; 1044 return id->token; 1045 } 1046 alloc_string(zconftext, zconfleng); 1047 zconflval.string = text; 1048 return T_WORD; 1049 } 1050 YY_BREAK 1051case 7: 1052YY_RULE_SETUP 1053 1054 YY_BREAK 1055case 8: 1056/* rule 8 can match eol */ 1057YY_RULE_SETUP 1058{ 1059 BEGIN(INITIAL); 1060 current_file->lineno++; 1061 return T_EOL; 1062 } 1063 YY_BREAK 1064 1065case 9: 1066YY_RULE_SETUP 1067return T_AND; 1068 YY_BREAK 1069case 10: 1070YY_RULE_SETUP 1071return T_OR; 1072 YY_BREAK 1073case 11: 1074YY_RULE_SETUP 1075return T_OPEN_PAREN; 1076 YY_BREAK 1077case 12: 1078YY_RULE_SETUP 1079return T_CLOSE_PAREN; 1080 YY_BREAK 1081case 13: 1082YY_RULE_SETUP 1083return T_NOT; 1084 YY_BREAK 1085case 14: 1086YY_RULE_SETUP 1087return T_EQUAL; 1088 YY_BREAK 1089case 15: 1090YY_RULE_SETUP 1091return T_UNEQUAL; 1092 YY_BREAK 1093case 16: 1094YY_RULE_SETUP 1095{ 1096 str = zconftext[0]; 1097 new_string(); 1098 BEGIN(STRING); 1099 } 1100 YY_BREAK 1101case 17: 1102/* rule 17 can match eol */ 1103YY_RULE_SETUP 1104BEGIN(INITIAL); current_file->lineno++; return T_EOL; 1105 YY_BREAK 1106case 18: 1107YY_RULE_SETUP 1108/* ignore */ 1109 YY_BREAK 1110case 19: 1111YY_RULE_SETUP 1112{ 1113 struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng); 1114 if (id && id->flags & TF_PARAM) { 1115 zconflval.id = id; 1116 return id->token; 1117 } 1118 alloc_string(zconftext, zconfleng); 1119 zconflval.string = text; 1120 return T_WORD; 1121 } 1122 YY_BREAK 1123case 20: 1124YY_RULE_SETUP 1125/* comment */ 1126 YY_BREAK 1127case 21: 1128/* rule 21 can match eol */ 1129YY_RULE_SETUP 1130current_file->lineno++; 1131 YY_BREAK 1132case 22: 1133YY_RULE_SETUP 1134 1135 YY_BREAK 1136case YY_STATE_EOF(PARAM): 1137{ 1138 BEGIN(INITIAL); 1139 } 1140 YY_BREAK 1141 1142case 23: 1143/* rule 23 can match eol */ 1144*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */ 1145(yy_c_buf_p) = yy_cp -= 1; 1146YY_DO_BEFORE_ACTION; /* set up zconftext again */ 1147YY_RULE_SETUP 1148{ 1149 append_string(zconftext, zconfleng); 1150 zconflval.string = text; 1151 return T_WORD_QUOTE; 1152 } 1153 YY_BREAK 1154case 24: 1155YY_RULE_SETUP 1156{ 1157 append_string(zconftext, zconfleng); 1158 } 1159 YY_BREAK 1160case 25: 1161/* rule 25 can match eol */ 1162*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */ 1163(yy_c_buf_p) = yy_cp -= 1; 1164YY_DO_BEFORE_ACTION; /* set up zconftext again */ 1165YY_RULE_SETUP 1166{ 1167 append_string(zconftext + 1, zconfleng - 1); 1168 zconflval.string = text; 1169 return T_WORD_QUOTE; 1170 } 1171 YY_BREAK 1172case 26: 1173YY_RULE_SETUP 1174{ 1175 append_string(zconftext + 1, zconfleng - 1); 1176 } 1177 YY_BREAK 1178case 27: 1179YY_RULE_SETUP 1180{ 1181 if (str == zconftext[0]) { 1182 BEGIN(PARAM); 1183 zconflval.string = text; 1184 return T_WORD_QUOTE; 1185 } else 1186 append_string(zconftext, 1); 1187 } 1188 YY_BREAK 1189case 28: 1190/* rule 28 can match eol */ 1191YY_RULE_SETUP 1192{ 1193 printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno()); 1194 current_file->lineno++; 1195 BEGIN(INITIAL); 1196 return T_EOL; 1197 } 1198 YY_BREAK 1199case YY_STATE_EOF(STRING): 1200{ 1201 BEGIN(INITIAL); 1202 } 1203 YY_BREAK 1204 1205case 29: 1206YY_RULE_SETUP 1207{ 1208 ts = 0; 1209 for (i = 0; i < zconfleng; i++) { 1210 if (zconftext[i] == '\t') 1211 ts = (ts & ~7) + 8; 1212 else 1213 ts++; 1214 } 1215 last_ts = ts; 1216 if (first_ts) { 1217 if (ts < first_ts) { 1218 zconf_endhelp(); 1219 return T_HELPTEXT; 1220 } 1221 ts -= first_ts; 1222 while (ts > 8) { 1223 append_string(" ", 8); 1224 ts -= 8; 1225 } 1226 append_string(" ", ts); 1227 } 1228 } 1229 YY_BREAK 1230case 30: 1231/* rule 30 can match eol */ 1232*yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */ 1233(yy_c_buf_p) = yy_cp -= 1; 1234YY_DO_BEFORE_ACTION; /* set up zconftext again */ 1235YY_RULE_SETUP 1236{ 1237 current_file->lineno++; 1238 zconf_endhelp(); 1239 return T_HELPTEXT; 1240 } 1241 YY_BREAK 1242case 31: 1243/* rule 31 can match eol */ 1244YY_RULE_SETUP 1245{ 1246 current_file->lineno++; 1247 append_string("\n", 1); 1248 } 1249 YY_BREAK 1250case 32: 1251YY_RULE_SETUP 1252{ 1253 append_string(zconftext, zconfleng); 1254 if (!first_ts) 1255 first_ts = last_ts; 1256 } 1257 YY_BREAK 1258case YY_STATE_EOF(HELP): 1259{ 1260 zconf_endhelp(); 1261 return T_HELPTEXT; 1262 } 1263 YY_BREAK 1264 1265case YY_STATE_EOF(INITIAL): 1266case YY_STATE_EOF(COMMAND): 1267{ 1268 if (current_file) { 1269 zconf_endfile(); 1270 return T_EOL; 1271 } 1272 fclose(zconfin); 1273 yyterminate(); 1274} 1275 YY_BREAK 1276case 33: 1277YY_RULE_SETUP 1278YY_FATAL_ERROR( "flex scanner jammed" ); 1279 YY_BREAK 1280 1281 case YY_END_OF_BUFFER: 1282 { 1283 /* Amount of text matched not including the EOB char. */ 1284 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; 1285 1286 /* Undo the effects of YY_DO_BEFORE_ACTION. */ 1287 *yy_cp = (yy_hold_char); 1288 YY_RESTORE_YY_MORE_OFFSET 1289 1290 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) 1291 { 1292 /* We're scanning a new file or input source. It's 1293 * possible that this happened because the user 1294 * just pointed zconfin at a new source and called 1295 * zconflex(). If so, then we have to assure 1296 * consistency between YY_CURRENT_BUFFER and our 1297 * globals. Here is the right place to do so, because 1298 * this is the first action (other than possibly a 1299 * back-up) that will match for the new input source. 1300 */ 1301 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1302 YY_CURRENT_BUFFER_LVALUE->yy_input_file = zconfin; 1303 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; 1304 } 1305 1306 /* Note that here we test for yy_c_buf_p "<=" to the position 1307 * of the first EOB in the buffer, since yy_c_buf_p will 1308 * already have been incremented past the NUL character 1309 * (since all states make transitions on EOB to the 1310 * end-of-buffer state). Contrast this with the test 1311 * in input(). 1312 */ 1313 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1314 { /* This was really a NUL. */ 1315 yy_state_type yy_next_state; 1316 1317 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; 1318 1319 yy_current_state = yy_get_previous_state( ); 1320 1321 /* Okay, we're now positioned to make the NUL 1322 * transition. We couldn't have 1323 * yy_get_previous_state() go ahead and do it 1324 * for us because it doesn't know how to deal 1325 * with the possibility of jamming (and we don't 1326 * want to build jamming into it because then it 1327 * will run more slowly). 1328 */ 1329 1330 yy_next_state = yy_try_NUL_trans( yy_current_state ); 1331 1332 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1333 1334 if ( yy_next_state ) 1335 { 1336 /* Consume the NUL. */ 1337 yy_cp = ++(yy_c_buf_p); 1338 yy_current_state = yy_next_state; 1339 goto yy_match; 1340 } 1341 1342 else 1343 { 1344 yy_cp = (yy_c_buf_p); 1345 goto yy_find_action; 1346 } 1347 } 1348 1349 else switch ( yy_get_next_buffer( ) ) 1350 { 1351 case EOB_ACT_END_OF_FILE: 1352 { 1353 (yy_did_buffer_switch_on_eof) = 0; 1354 1355 if ( zconfwrap( ) ) 1356 { 1357 /* Note: because we've taken care in 1358 * yy_get_next_buffer() to have set up 1359 * zconftext, we can now set up 1360 * yy_c_buf_p so that if some total 1361 * hoser (like flex itself) wants to 1362 * call the scanner after we return the 1363 * YY_NULL, it'll still work - another 1364 * YY_NULL will get returned. 1365 */ 1366 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; 1367 1368 yy_act = YY_STATE_EOF(YY_START); 1369 goto do_action; 1370 } 1371 1372 else 1373 { 1374 if ( ! (yy_did_buffer_switch_on_eof) ) 1375 YY_NEW_FILE; 1376 } 1377 break; 1378 } 1379 1380 case EOB_ACT_CONTINUE_SCAN: 1381 (yy_c_buf_p) = 1382 (yytext_ptr) + yy_amount_of_matched_text; 1383 1384 yy_current_state = yy_get_previous_state( ); 1385 1386 yy_cp = (yy_c_buf_p); 1387 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1388 goto yy_match; 1389 1390 case EOB_ACT_LAST_MATCH: 1391 (yy_c_buf_p) = 1392 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; 1393 1394 yy_current_state = yy_get_previous_state( ); 1395 1396 yy_cp = (yy_c_buf_p); 1397 yy_bp = (yytext_ptr) + YY_MORE_ADJ; 1398 goto yy_find_action; 1399 } 1400 break; 1401 } 1402 1403 default: 1404 YY_FATAL_ERROR( 1405 "fatal flex scanner internal error--no action found" ); 1406 } /* end of action switch */ 1407 } /* end of scanning one token */ 1408} /* end of zconflex */ 1409 1410/* yy_get_next_buffer - try to read in a new buffer 1411 * 1412 * Returns a code representing an action: 1413 * EOB_ACT_LAST_MATCH - 1414 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position 1415 * EOB_ACT_END_OF_FILE - end of file 1416 */ 1417static int yy_get_next_buffer (void) 1418{ 1419 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; 1420 register char *source = (yytext_ptr); 1421 register int number_to_move, i; 1422 int ret_val; 1423 1424 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) 1425 YY_FATAL_ERROR( 1426 "fatal flex scanner internal error--end of buffer missed" ); 1427 1428 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) 1429 { /* Don't try to fill the buffer, so this is an EOF. */ 1430 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) 1431 { 1432 /* We matched a single character, the EOB, so 1433 * treat this as a final EOF. 1434 */ 1435 return EOB_ACT_END_OF_FILE; 1436 } 1437 1438 else 1439 { 1440 /* We matched some text prior to the EOB, first 1441 * process it. 1442 */ 1443 return EOB_ACT_LAST_MATCH; 1444 } 1445 } 1446 1447 /* Try to read more data. */ 1448 1449 /* First move last chars to start of buffer. */ 1450 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; 1451 1452 for ( i = 0; i < number_to_move; ++i ) 1453 *(dest++) = *(source++); 1454 1455 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) 1456 /* don't do the read, it's not guaranteed to return an EOF, 1457 * just force an EOF 1458 */ 1459 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; 1460 1461 else 1462 { 1463 size_t num_to_read = 1464 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; 1465 1466 while ( num_to_read <= 0 ) 1467 { /* Not enough room in the buffer - grow it. */ 1468 1469 /* just a shorter name for the current buffer */ 1470 YY_BUFFER_STATE b = YY_CURRENT_BUFFER; 1471 1472 int yy_c_buf_p_offset = 1473 (int) ((yy_c_buf_p) - b->yy_ch_buf); 1474 1475 if ( b->yy_is_our_buffer ) 1476 { 1477 int new_size = b->yy_buf_size * 2; 1478 1479 if ( new_size <= 0 ) 1480 b->yy_buf_size += b->yy_buf_size / 8; 1481 else 1482 b->yy_buf_size *= 2; 1483 1484 b->yy_ch_buf = (char *) 1485 /* Include room in for 2 EOB chars. */ 1486 zconfrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); 1487 } 1488 else 1489 /* Can't grow it, we don't own it. */ 1490 b->yy_ch_buf = 0; 1491 1492 if ( ! b->yy_ch_buf ) 1493 YY_FATAL_ERROR( 1494 "fatal error - scanner input buffer overflow" ); 1495 1496 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; 1497 1498 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - 1499 number_to_move - 1; 1500 1501 } 1502 1503 if ( num_to_read > YY_READ_BUF_SIZE ) 1504 num_to_read = YY_READ_BUF_SIZE; 1505 1506 /* Read in more data. */ 1507 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), 1508 (yy_n_chars), num_to_read ); 1509 1510 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1511 } 1512 1513 if ( (yy_n_chars) == 0 ) 1514 { 1515 if ( number_to_move == YY_MORE_ADJ ) 1516 { 1517 ret_val = EOB_ACT_END_OF_FILE; 1518 zconfrestart(zconfin ); 1519 } 1520 1521 else 1522 { 1523 ret_val = EOB_ACT_LAST_MATCH; 1524 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = 1525 YY_BUFFER_EOF_PENDING; 1526 } 1527 } 1528 1529 else 1530 ret_val = EOB_ACT_CONTINUE_SCAN; 1531 1532 (yy_n_chars) += number_to_move; 1533 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; 1534 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; 1535 1536 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; 1537 1538 return ret_val; 1539} 1540 1541/* yy_get_previous_state - get the state just before the EOB char was reached */ 1542 1543 static yy_state_type yy_get_previous_state (void) 1544{ 1545 register yy_state_type yy_current_state; 1546 register char *yy_cp; 1547 1548 yy_current_state = (yy_start); 1549 1550 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) 1551 { 1552 yy_current_state = yy_nxt[yy_current_state][(*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1)]; 1553 } 1554 1555 return yy_current_state; 1556} 1557 1558/* yy_try_NUL_trans - try to make a transition on the NUL character 1559 * 1560 * synopsis 1561 * next_state = yy_try_NUL_trans( current_state ); 1562 */ 1563 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) 1564{ 1565 register int yy_is_jam; 1566 1567 yy_current_state = yy_nxt[yy_current_state][1]; 1568 yy_is_jam = (yy_current_state <= 0); 1569 1570 return yy_is_jam ? 0 : yy_current_state; 1571} 1572 1573 static void yyunput (int c, register char * yy_bp ) 1574{ 1575 register char *yy_cp; 1576 1577 yy_cp = (yy_c_buf_p); 1578 1579 /* undo effects of setting up zconftext */ 1580 *yy_cp = (yy_hold_char); 1581 1582 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) 1583 { /* need to shift things up to make room */ 1584 /* +2 for EOB chars. */ 1585 register int number_to_move = (yy_n_chars) + 2; 1586 register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[ 1587 YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2]; 1588 register char *source = 1589 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]; 1590 1591 while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) 1592 *--dest = *--source; 1593 1594 yy_cp += (int) (dest - source); 1595 yy_bp += (int) (dest - source); 1596 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = 1597 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size; 1598 1599 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) 1600 YY_FATAL_ERROR( "flex scanner push-back overflow" ); 1601 } 1602 1603 *--yy_cp = (char) c; 1604 1605 (yytext_ptr) = yy_bp; 1606 (yy_hold_char) = *yy_cp; 1607 (yy_c_buf_p) = yy_cp; 1608} 1609 1610#ifndef YY_NO_INPUT 1611#ifdef __cplusplus 1612 static int yyinput (void) 1613#else 1614 static int input (void) 1615#endif 1616 1617{ 1618 int c; 1619 1620 *(yy_c_buf_p) = (yy_hold_char); 1621 1622 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) 1623 { 1624 /* yy_c_buf_p now points to the character we want to return. 1625 * If this occurs *before* the EOB characters, then it's a 1626 * valid NUL; if not, then we've hit the end of the buffer. 1627 */ 1628 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) 1629 /* This was really a NUL. */ 1630 *(yy_c_buf_p) = '\0'; 1631 1632 else 1633 { /* need more input */ 1634 int offset = (yy_c_buf_p) - (yytext_ptr); 1635 ++(yy_c_buf_p); 1636 1637 switch ( yy_get_next_buffer( ) ) 1638 { 1639 case EOB_ACT_LAST_MATCH: 1640 /* This happens because yy_g_n_b() 1641 * sees that we've accumulated a 1642 * token and flags that we need to 1643 * try matching the token before 1644 * proceeding. But for input(), 1645 * there's no matching to consider. 1646 * So convert the EOB_ACT_LAST_MATCH 1647 * to EOB_ACT_END_OF_FILE. 1648 */ 1649 1650 /* Reset buffer status. */ 1651 zconfrestart(zconfin ); 1652 1653 /*FALLTHROUGH*/ 1654 1655 case EOB_ACT_END_OF_FILE: 1656 { 1657 if ( zconfwrap( ) ) 1658 return EOF; 1659 1660 if ( ! (yy_did_buffer_switch_on_eof) ) 1661 YY_NEW_FILE; 1662#ifdef __cplusplus 1663 return yyinput(); 1664#else 1665 return input(); 1666#endif 1667 } 1668 1669 case EOB_ACT_CONTINUE_SCAN: 1670 (yy_c_buf_p) = (yytext_ptr) + offset; 1671 break; 1672 } 1673 } 1674 } 1675 1676 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ 1677 *(yy_c_buf_p) = '\0'; /* preserve zconftext */ 1678 (yy_hold_char) = *++(yy_c_buf_p); 1679 1680 return c; 1681} 1682#endif /* ifndef YY_NO_INPUT */ 1683 1684/** Immediately switch to a different input stream. 1685 * @param input_file A readable stream. 1686 * 1687 * @note This function does not reset the start condition to @c INITIAL . 1688 */ 1689 void zconfrestart (FILE * input_file ) 1690{ 1691 1692 if ( ! YY_CURRENT_BUFFER ){ 1693 zconfensure_buffer_stack (); 1694 YY_CURRENT_BUFFER_LVALUE = 1695 zconf_create_buffer(zconfin,YY_BUF_SIZE ); 1696 } 1697 1698 zconf_init_buffer(YY_CURRENT_BUFFER,input_file ); 1699 zconf_load_buffer_state( ); 1700} 1701 1702/** Switch to a different input buffer. 1703 * @param new_buffer The new input buffer. 1704 * 1705 */ 1706 void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer ) 1707{ 1708 1709 /* TODO. We should be able to replace this entire function body 1710 * with 1711 * zconfpop_buffer_state(); 1712 * zconfpush_buffer_state(new_buffer); 1713 */ 1714 zconfensure_buffer_stack (); 1715 if ( YY_CURRENT_BUFFER == new_buffer ) 1716 return; 1717 1718 if ( YY_CURRENT_BUFFER ) 1719 { 1720 /* Flush out information for old buffer. */ 1721 *(yy_c_buf_p) = (yy_hold_char); 1722 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1723 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1724 } 1725 1726 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1727 zconf_load_buffer_state( ); 1728 1729 /* We don't actually know whether we did this switch during 1730 * EOF (zconfwrap()) processing, but the only time this flag 1731 * is looked at is after zconfwrap() is called, so it's safe 1732 * to go ahead and always set it. 1733 */ 1734 (yy_did_buffer_switch_on_eof) = 1; 1735} 1736 1737static void zconf_load_buffer_state (void) 1738{ 1739 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; 1740 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; 1741 zconfin = YY_CURRENT_BUFFER_LVALUE->yy_input_file; 1742 (yy_hold_char) = *(yy_c_buf_p); 1743} 1744 1745/** Allocate and initialize an input buffer state. 1746 * @param file A readable stream. 1747 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. 1748 * 1749 * @return the allocated buffer state. 1750 */ 1751 YY_BUFFER_STATE zconf_create_buffer (FILE * file, int size ) 1752{ 1753 YY_BUFFER_STATE b; 1754 1755 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) ); 1756 if ( ! b ) 1757 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" ); 1758 1759 b->yy_buf_size = size; 1760 1761 /* yy_ch_buf has to be 2 characters longer than the size given because 1762 * we need to put in 2 end-of-buffer characters. 1763 */ 1764 b->yy_ch_buf = (char *) zconfalloc(b->yy_buf_size + 2 ); 1765 if ( ! b->yy_ch_buf ) 1766 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" ); 1767 1768 b->yy_is_our_buffer = 1; 1769 1770 zconf_init_buffer(b,file ); 1771 1772 return b; 1773} 1774 1775/** Destroy the buffer. 1776 * @param b a buffer created with zconf_create_buffer() 1777 * 1778 */ 1779 void zconf_delete_buffer (YY_BUFFER_STATE b ) 1780{ 1781 1782 if ( ! b ) 1783 return; 1784 1785 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ 1786 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; 1787 1788 if ( b->yy_is_our_buffer ) 1789 zconffree((void *) b->yy_ch_buf ); 1790 1791 zconffree((void *) b ); 1792} 1793 1794/* Initializes or reinitializes a buffer. 1795 * This function is sometimes called more than once on the same buffer, 1796 * such as during a zconfrestart() or at EOF. 1797 */ 1798 static void zconf_init_buffer (YY_BUFFER_STATE b, FILE * file ) 1799 1800{ 1801 int oerrno = errno; 1802 1803 zconf_flush_buffer(b ); 1804 1805 b->yy_input_file = file; 1806 b->yy_fill_buffer = 1; 1807 1808 /* If b is the current buffer, then zconf_init_buffer was _probably_ 1809 * called from zconfrestart() or through yy_get_next_buffer. 1810 * In that case, we don't want to reset the lineno or column. 1811 */ 1812 if (b != YY_CURRENT_BUFFER){ 1813 b->yy_bs_lineno = 1; 1814 b->yy_bs_column = 0; 1815 } 1816 1817 b->yy_is_interactive = 0; 1818 1819 errno = oerrno; 1820} 1821 1822/** Discard all buffered characters. On the next scan, YY_INPUT will be called. 1823 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. 1824 * 1825 */ 1826 void zconf_flush_buffer (YY_BUFFER_STATE b ) 1827{ 1828 if ( ! b ) 1829 return; 1830 1831 b->yy_n_chars = 0; 1832 1833 /* We always need two end-of-buffer characters. The first causes 1834 * a transition to the end-of-buffer state. The second causes 1835 * a jam in that state. 1836 */ 1837 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; 1838 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; 1839 1840 b->yy_buf_pos = &b->yy_ch_buf[0]; 1841 1842 b->yy_at_bol = 1; 1843 b->yy_buffer_status = YY_BUFFER_NEW; 1844 1845 if ( b == YY_CURRENT_BUFFER ) 1846 zconf_load_buffer_state( ); 1847} 1848 1849/** Pushes the new state onto the stack. The new state becomes 1850 * the current state. This function will allocate the stack 1851 * if necessary. 1852 * @param new_buffer The new state. 1853 * 1854 */ 1855void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer ) 1856{ 1857 if (new_buffer == NULL) 1858 return; 1859 1860 zconfensure_buffer_stack(); 1861 1862 /* This block is copied from zconf_switch_to_buffer. */ 1863 if ( YY_CURRENT_BUFFER ) 1864 { 1865 /* Flush out information for old buffer. */ 1866 *(yy_c_buf_p) = (yy_hold_char); 1867 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); 1868 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); 1869 } 1870 1871 /* Only push if top exists. Otherwise, replace top. */ 1872 if (YY_CURRENT_BUFFER) 1873 (yy_buffer_stack_top)++; 1874 YY_CURRENT_BUFFER_LVALUE = new_buffer; 1875 1876 /* copied from zconf_switch_to_buffer. */ 1877 zconf_load_buffer_state( ); 1878 (yy_did_buffer_switch_on_eof) = 1; 1879} 1880 1881/** Removes and deletes the top of the stack, if present. 1882 * The next element becomes the new top. 1883 * 1884 */ 1885void zconfpop_buffer_state (void) 1886{ 1887 if (!YY_CURRENT_BUFFER) 1888 return; 1889 1890 zconf_delete_buffer(YY_CURRENT_BUFFER ); 1891 YY_CURRENT_BUFFER_LVALUE = NULL; 1892 if ((yy_buffer_stack_top) > 0) 1893 --(yy_buffer_stack_top); 1894 1895 if (YY_CURRENT_BUFFER) { 1896 zconf_load_buffer_state( ); 1897 (yy_did_buffer_switch_on_eof) = 1; 1898 } 1899} 1900 1901/* Allocates the stack if it does not exist. 1902 * Guarantees space for at least one push. 1903 */ 1904static void zconfensure_buffer_stack (void) 1905{ 1906 int num_to_alloc; 1907 1908 if (!(yy_buffer_stack)) { 1909 1910 /* First allocation is just for 2 elements, since we don't know if this 1911 * scanner will even need a stack. We use 2 instead of 1 to avoid an 1912 * immediate realloc on the next call. 1913 */ 1914 num_to_alloc = 1; 1915 (yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc 1916 (num_to_alloc * sizeof(struct yy_buffer_state*) 1917 ); 1918 1919 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); 1920 1921 (yy_buffer_stack_max) = num_to_alloc; 1922 (yy_buffer_stack_top) = 0; 1923 return; 1924 } 1925 1926 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ 1927 1928 /* Increase the buffer to prepare for a possible push. */ 1929 int grow_size = 8 /* arbitrary grow size */; 1930 1931 num_to_alloc = (yy_buffer_stack_max) + grow_size; 1932 (yy_buffer_stack) = (struct yy_buffer_state**)zconfrealloc 1933 ((yy_buffer_stack), 1934 num_to_alloc * sizeof(struct yy_buffer_state*) 1935 ); 1936 1937 /* zero only the new slots.*/ 1938 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); 1939 (yy_buffer_stack_max) = num_to_alloc; 1940 } 1941} 1942 1943/** Setup the input buffer state to scan directly from a user-specified character buffer. 1944 * @param base the character buffer 1945 * @param size the size in bytes of the character buffer 1946 * 1947 * @return the newly allocated buffer state object. 1948 */ 1949YY_BUFFER_STATE zconf_scan_buffer (char * base, yy_size_t size ) 1950{ 1951 YY_BUFFER_STATE b; 1952 1953 if ( size < 2 || 1954 base[size-2] != YY_END_OF_BUFFER_CHAR || 1955 base[size-1] != YY_END_OF_BUFFER_CHAR ) 1956 /* They forgot to leave room for the EOB's. */ 1957 return 0; 1958 1959 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) ); 1960 if ( ! b ) 1961 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_buffer()" ); 1962 1963 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ 1964 b->yy_buf_pos = b->yy_ch_buf = base; 1965 b->yy_is_our_buffer = 0; 1966 b->yy_input_file = 0; 1967 b->yy_n_chars = b->yy_buf_size; 1968 b->yy_is_interactive = 0; 1969 b->yy_at_bol = 1; 1970 b->yy_fill_buffer = 0; 1971 b->yy_buffer_status = YY_BUFFER_NEW; 1972 1973 zconf_switch_to_buffer(b ); 1974 1975 return b; 1976} 1977 1978/** Setup the input buffer state to scan a string. The next call to zconflex() will 1979 * scan from a @e copy of @a str. 1980 * @param yy_str a NUL-terminated string to scan 1981 * 1982 * @return the newly allocated buffer state object. 1983 * @note If you want to scan bytes that may contain NUL values, then use 1984 * zconf_scan_bytes() instead. 1985 */ 1986YY_BUFFER_STATE zconf_scan_string (yyconst char * yy_str ) 1987{ 1988 1989 return zconf_scan_bytes(yy_str,strlen(yy_str) ); 1990} 1991 1992/** Setup the input buffer state to scan the given bytes. The next call to zconflex() will 1993 * scan from a @e copy of @a bytes. 1994 * @param bytes the byte buffer to scan 1995 * @param len the number of bytes in the buffer pointed to by @a bytes. 1996 * 1997 * @return the newly allocated buffer state object. 1998 */ 1999YY_BUFFER_STATE zconf_scan_bytes (yyconst char * bytes, int len ) 2000{
2001 YY_BUFFER_STATE b; 2002 char *buf; 2003 yy_size_t n; 2004 int i; 2005 2006 /* Get memory for full buffer, including space for trailing EOB's. */ 2007 n = len + 2; 2008 buf = (char *) zconfalloc(n ); 2009 if ( ! buf ) 2010 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_bytes()" ); 2011 2012 for ( i = 0; i < len; ++i ) 2013 buf[i] = bytes[i]; 2014 2015 buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR; 2016 2017 b = zconf_scan_buffer(buf,n ); 2018 if ( ! b ) 2019 YY_FATAL_ERROR( "bad buffer in zconf_scan_bytes()" ); 2020 2021 /* It's okay to grow etc. this buffer, and we should throw it 2022 * away when we're done. 2023 */ 2024 b->yy_is_our_buffer = 1; 2025 2026 return b; 2027} 2028 2029#ifndef YY_EXIT_FAILURE 2030#define YY_EXIT_FAILURE 2 2031#endif 2032 2033static void yy_fatal_error (yyconst char* msg ) 2034{ 2035 (void) fprintf( stderr, "%s\n", msg ); 2036 exit( YY_EXIT_FAILURE ); 2037} 2038 2039/* Redefine yyless() so it works in section 3 code. */ 2040 2041#undef yyless 2042#define yyless(n) \ 2043 do \ 2044 { \ 2045 /* Undo effects of setting up zconftext. */ \ 2046 int yyless_macro_arg = (n); \ 2047 YY_LESS_LINENO(yyless_macro_arg);\ 2048 zconftext[zconfleng] = (yy_hold_char); \ 2049 (yy_c_buf_p) = zconftext + yyless_macro_arg; \ 2050 (yy_hold_char) = *(yy_c_buf_p); \ 2051 *(yy_c_buf_p) = '\0'; \ 2052 zconfleng = yyless_macro_arg; \ 2053 } \ 2054 while ( 0 ) 2055 2056/* Accessor methods (get/set functions) to struct members. */ 2057 2058/** Get the current line number. 2059 * 2060 */ 2061int zconfget_lineno (void) 2062{ 2063 2064 return zconflineno; 2065} 2066 2067/** Get the input stream. 2068 * 2069 */ 2070FILE *zconfget_in (void) 2071{ 2072 return zconfin; 2073} 2074 2075/** Get the output stream. 2076 * 2077 */ 2078FILE *zconfget_out (void) 2079{ 2080 return zconfout; 2081} 2082 2083/** Get the length of the current token. 2084 * 2085 */ 2086int zconfget_leng (void) 2087{ 2088 return zconfleng; 2089} 2090 2091/** Get the current token. 2092 * 2093 */ 2094 2095char *zconfget_text (void) 2096{ 2097 return zconftext; 2098} 2099 2100/** Set the current line number. 2101 * @param line_number 2102 * 2103 */ 2104void zconfset_lineno (int line_number ) 2105{ 2106 2107 zconflineno = line_number; 2108} 2109 2110/** Set the input stream. This does not discard the current 2111 * input buffer. 2112 * @param in_str A readable stream. 2113 * 2114 * @see zconf_switch_to_buffer 2115 */ 2116void zconfset_in (FILE * in_str ) 2117{ 2118 zconfin = in_str ; 2119} 2120 2121void zconfset_out (FILE * out_str ) 2122{ 2123 zconfout = out_str ; 2124} 2125 2126int zconfget_debug (void) 2127{ 2128 return zconf_flex_debug; 2129} 2130 2131void zconfset_debug (int bdebug ) 2132{ 2133 zconf_flex_debug = bdebug ; 2134} 2135 2136/* zconflex_destroy is for both reentrant and non-reentrant scanners. */ 2137int zconflex_destroy (void) 2138{ 2139 2140 /* Pop the buffer stack, destroying each element. */ 2141 while(YY_CURRENT_BUFFER){ 2142 zconf_delete_buffer(YY_CURRENT_BUFFER ); 2143 YY_CURRENT_BUFFER_LVALUE = NULL; 2144 zconfpop_buffer_state(); 2145 } 2146 2147 /* Destroy the stack itself. */ 2148 zconffree((yy_buffer_stack) ); 2149 (yy_buffer_stack) = NULL; 2150 2151 return 0; 2152} 2153 2154/* 2155 * Internal utility routines. 2156 */ 2157 2158#ifndef yytext_ptr 2159static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) 2160{ 2161 register int i; 2162 for ( i = 0; i < n; ++i ) 2163 s1[i] = s2[i]; 2164} 2165#endif 2166 2167#ifdef YY_NEED_STRLEN 2168static int yy_flex_strlen (yyconst char * s ) 2169{ 2170 register int n; 2171 for ( n = 0; s[n]; ++n ) 2172 ; 2173 2174 return n; 2175} 2176#endif 2177 2178void *zconfalloc (yy_size_t size ) 2179{ 2180 return (void *) malloc( size ); 2181} 2182 2183void *zconfrealloc (void * ptr, yy_size_t size ) 2184{ 2185 /* The cast to (char *) in the following accommodates both 2186 * implementations that use char* generic pointers, and those 2187 * that use void* generic pointers. It works with the latter 2188 * because both ANSI C and C++ allow castless assignment from 2189 * any pointer type to void*, and deal with argument conversions 2190 * as though doing an assignment. 2191 */ 2192 return (void *) realloc( (char *) ptr, size ); 2193} 2194 2195void zconffree (void * ptr ) 2196{ 2197 free( (char *) ptr ); /* see zconfrealloc() for (char *) cast */ 2198} 2199 2200#define YYTABLES_NAME "yytables" 2201 2202#undef YY_NEW_FILE 2203#undef YY_FLUSH_BUFFER 2204#undef yy_set_bol 2205#undef yy_new_buffer 2206#undef yy_set_interactive 2207#undef yytext_ptr 2208#undef YY_DO_BEFORE_ACTION 2209 2210#ifdef YY_DECL_IS_OURS 2211#undef YY_DECL_IS_OURS 2212#undef YY_DECL 2213#endif 2214 2215void zconf_starthelp(void) 2216{ 2217 new_string(); 2218 last_ts = first_ts = 0; 2219 BEGIN(HELP); 2220} 2221 2222static void zconf_endhelp(void) 2223{ 2224 zconflval.string = text; 2225 BEGIN(INITIAL); 2226} 2227 2228/* 2229 * Try to open specified file with following names: 2230 * ./name 2231 * $(srctree)/name 2232 * The latter is used when srctree is separate from objtree 2233 * when compiling the kernel. 2234 * Return NULL if file is not found. 2235 */ 2236FILE *zconf_fopen(const char *name) 2237{ 2238 char *env; 2239 FILE *f; 2240 2241 f = fopen(name, "r"); 2242 if (!f && name[0] != '/') { 2243 env = getenv(SRCTREE); 2244 if (env) { 2245 char *fullname = alloca(strlen(env) + strlen(name) + 2); 2246 sprintf(fullname, "%s/%s", env, name); 2247 f = fopen(fullname, "r"); 2248 } 2249 } 2250 return f; 2251} 2252 2253void zconf_initscan(const char *name) 2254{ 2255 zconfin = zconf_fopen(name); 2256 if (!zconfin) { 2257 printf("can't find file %s\n", name); 2258 exit(1); 2259 } 2260 2261 current_buf = malloc(sizeof(*current_buf)); 2262 memset(current_buf, 0, sizeof(*current_buf)); 2263 2264 current_file = file_lookup(name); 2265 current_file->lineno = 1; 2266 current_file->flags = FILE_BUSY; 2267} 2268 2269void zconf_nextfile(const char *name) 2270{ 2271 struct file *file = file_lookup(name); 2272 struct buffer *buf = malloc(sizeof(*buf)); 2273 memset(buf, 0, sizeof(*buf)); 2274 2275 current_buf->state = YY_CURRENT_BUFFER; 2276 zconfin = zconf_fopen(name); 2277 if (!zconfin) { 2278 printf("%s:%d: can't open file \"%s\"\n", zconf_curname(), zconf_lineno(), name); 2279 exit(1); 2280 } 2281 zconf_switch_to_buffer(zconf_create_buffer(zconfin,YY_BUF_SIZE)); 2282 buf->parent = current_buf; 2283 current_buf = buf; 2284 2285 if (file->flags & FILE_BUSY) { 2286 printf("recursive scan (%s)?\n", name); 2287 exit(1); 2288 } 2289 if (file->flags & FILE_SCANNED) { 2290 printf("file %s already scanned?\n", name); 2291 exit(1); 2292 } 2293 file->flags |= FILE_BUSY; 2294 file->lineno = 1; 2295 file->parent = current_file; 2296 current_file = file; 2297} 2298 2299static void zconf_endfile(void) 2300{ 2301 struct buffer *parent; 2302 2303 current_file->flags |= FILE_SCANNED; 2304 current_file->flags &= ~FILE_BUSY; 2305 current_file = current_file->parent; 2306 2307 parent = current_buf->parent; 2308 if (parent) { 2309 fclose(zconfin); 2310 zconf_delete_buffer(YY_CURRENT_BUFFER); 2311 zconf_switch_to_buffer(parent->state); 2312 } 2313 free(current_buf); 2314 current_buf = parent; 2315} 2316 2317int zconf_lineno(void) 2318{ 2319 return current_pos.lineno; 2320} 2321 2322char *zconf_curname(void) 2323{ 2324 return current_pos.file ? current_pos.file->name : "<none>"; 2325} 2326