1/* original parser id follows */ 2/* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */ 3/* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */ 4 5#define YYBYACC 1 6#define YYMAJOR 1 7#define YYMINOR 9 8#define YYCHECK "yyyymmdd" 9 10#define YYEMPTY (-1) 11#define yyclearin (yychar = YYEMPTY) 12#define yyerrok (yyerrflag = 0) 13#define YYRECOVERING() (yyerrflag != 0) 14#define YYENOMEM (-2) 15#define YYEOF 0 16#undef YYBTYACC 17#define YYBTYACC 0 18#define YYDEBUGSTR YYPREFIX "debug" 19 20#ifndef yyparse 21#define yyparse err_syntax20_parse 22#endif /* yyparse */ 23 24#ifndef yylex 25#define yylex err_syntax20_lex 26#endif /* yylex */ 27 28#ifndef yyerror 29#define yyerror err_syntax20_error 30#endif /* yyerror */ 31 32#ifndef yychar 33#define yychar err_syntax20_char 34#endif /* yychar */ 35 36#ifndef yyval 37#define yyval err_syntax20_val 38#endif /* yyval */ 39 40#ifndef yylval 41#define yylval err_syntax20_lval 42#endif /* yylval */ 43 44#ifndef yydebug 45#define yydebug err_syntax20_debug 46#endif /* yydebug */ 47 48#ifndef yynerrs 49#define yynerrs err_syntax20_nerrs 50#endif /* yynerrs */ 51 52#ifndef yyerrflag 53#define yyerrflag err_syntax20_errflag 54#endif /* yyerrflag */ 55 56#ifndef yylhs 57#define yylhs err_syntax20_lhs 58#endif /* yylhs */ 59 60#ifndef yylen 61#define yylen err_syntax20_len 62#endif /* yylen */ 63 64#ifndef yydefred 65#define yydefred err_syntax20_defred 66#endif /* yydefred */ 67 68#ifndef yystos 69#define yystos err_syntax20_stos 70#endif /* yystos */ 71 72#ifndef yydgoto 73#define yydgoto err_syntax20_dgoto 74#endif /* yydgoto */ 75 76#ifndef yysindex 77#define yysindex err_syntax20_sindex 78#endif /* yysindex */ 79 80#ifndef yyrindex 81#define yyrindex err_syntax20_rindex 82#endif /* yyrindex */ 83 84#ifndef yygindex 85#define yygindex err_syntax20_gindex 86#endif /* yygindex */ 87 88#ifndef yytable 89#define yytable err_syntax20_table 90#endif /* yytable */ 91 92#ifndef yycheck 93#define yycheck err_syntax20_check 94#endif /* yycheck */ 95 96#ifndef yyname 97#define yyname err_syntax20_name 98#endif /* yyname */ 99 100#ifndef yyrule 101#define yyrule err_syntax20_rule 102#endif /* yyrule */ 103 104#if YYBTYACC 105 106#ifndef yycindex 107#define yycindex err_syntax20_cindex 108#endif /* yycindex */ 109 110#ifndef yyctable 111#define yyctable err_syntax20_ctable 112#endif /* yyctable */ 113 114#endif /* YYBTYACC */ 115 116#define YYPREFIX "err_syntax20_" 117 118#define YYPURE 0 119 120#line 2 "err_syntax20.y" 121int yylex(void); 122static void yyerror(const char *); 123#line 124 "err_syntax20.tab.c" 124 125/* compatibility with bison */ 126#ifdef YYPARSE_PARAM 127/* compatibility with FreeBSD */ 128# ifdef YYPARSE_PARAM_TYPE 129# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) 130# else 131# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) 132# endif 133#else 134# define YYPARSE_DECL() yyparse(void) 135#endif 136 137/* Parameters sent to lex. */ 138#ifdef YYLEX_PARAM 139# define YYLEX_DECL() yylex(void *YYLEX_PARAM) 140# define YYLEX yylex(YYLEX_PARAM) 141#else 142# define YYLEX_DECL() yylex(void) 143# define YYLEX yylex() 144#endif 145 146/* Parameters sent to yyerror. */ 147#ifndef YYERROR_DECL 148#define YYERROR_DECL() yyerror(const char *s) 149#endif 150#ifndef YYERROR_CALL 151#define YYERROR_CALL(msg) yyerror(msg) 152#endif 153 154extern int YYPARSE_DECL(); 155 156#define recur 257 157#define YYERRCODE 256 158typedef short YYINT; 159static const YYINT err_syntax20_lhs[] = { -1, 160 0, 161}; 162static const YYINT err_syntax20_len[] = { 2, 163 3, 164}; 165static const YYINT err_syntax20_defred[] = { 0, 166 0, 0, 0, 1, 167}; 168#if defined(YYDESTRUCT_CALL) || defined(YYSTYPE_TOSTRING) 169static const YYINT err_syntax20_stos[] = { 0, 170 40, 259, 257, 41, 171}; 172#endif /* YYDESTRUCT_CALL || YYSTYPE_TOSTRING */ 173static const YYINT err_syntax20_dgoto[] = { 2, 174}; 175static const YYINT err_syntax20_sindex[] = { -40, 176 -256, 0, -39, 0, 177}; 178static const YYINT err_syntax20_rindex[] = { 0, 179 0, 0, 0, 0, 180}; 181#if YYBTYACC 182static const YYINT err_syntax20_cindex[] = { 0, 183 0, 0, 0, 0, 184}; 185#endif 186static const YYINT err_syntax20_gindex[] = { 0, 187}; 188#define YYTABLESIZE 2 189static const YYINT err_syntax20_table[] = { 1, 190 3, 4, 191}; 192static const YYINT err_syntax20_check[] = { 40, 193 257, 41, 194}; 195#if YYBTYACC 196static const YYINT err_syntax20_ctable[] = { -1, 197 -1, 198}; 199#endif 200#define YYFINAL 2 201#ifndef YYDEBUG 202#define YYDEBUG 0 203#endif 204#define YYMAXTOKEN 257 205#define YYUNDFTOKEN 260 206#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 207#if YYDEBUG 208static const char *const err_syntax20_name[] = { 209 210"$end",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 2110,0,0,"'('","')'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 2120,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 2130,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 2140,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 2150,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 2160,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"error","recur","$accept","expr", 217"illegal-symbol", 218}; 219static const char *const err_syntax20_rule[] = { 220"$accept : expr", 221"expr : '(' recur ')'", 222 223}; 224#endif 225 226int yydebug; 227int yynerrs; 228 229int yyerrflag; 230int yychar; 231YYSTYPE yyval; 232YYSTYPE yylval; 233#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 234YYLTYPE yyloc; /* position returned by actions */ 235YYLTYPE yylloc; /* position from the lexer */ 236#endif 237 238#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 239#ifndef YYLLOC_DEFAULT 240#define YYLLOC_DEFAULT(loc, rhs, n) \ 241do \ 242{ \ 243 if (n == 0) \ 244 { \ 245 (loc).first_line = ((rhs)[-1]).last_line; \ 246 (loc).first_column = ((rhs)[-1]).last_column; \ 247 (loc).last_line = ((rhs)[-1]).last_line; \ 248 (loc).last_column = ((rhs)[-1]).last_column; \ 249 } \ 250 else \ 251 { \ 252 (loc).first_line = ((rhs)[ 0 ]).first_line; \ 253 (loc).first_column = ((rhs)[ 0 ]).first_column; \ 254 (loc).last_line = ((rhs)[n-1]).last_line; \ 255 (loc).last_column = ((rhs)[n-1]).last_column; \ 256 } \ 257} while (0) 258#endif /* YYLLOC_DEFAULT */ 259#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 260#if YYBTYACC 261 262#ifndef YYLVQUEUEGROWTH 263#define YYLVQUEUEGROWTH 32 264#endif 265#endif /* YYBTYACC */ 266 267/* define the initial stack-sizes */ 268#ifdef YYSTACKSIZE 269#undef YYMAXDEPTH 270#define YYMAXDEPTH YYSTACKSIZE 271#else 272#ifdef YYMAXDEPTH 273#define YYSTACKSIZE YYMAXDEPTH 274#else 275#define YYSTACKSIZE 10000 276#define YYMAXDEPTH 10000 277#endif 278#endif 279 280#ifndef YYINITSTACKSIZE 281#define YYINITSTACKSIZE 200 282#endif 283 284typedef struct { 285 unsigned stacksize; 286 YYINT *s_base; 287 YYINT *s_mark; 288 YYINT *s_last; 289 YYSTYPE *l_base; 290 YYSTYPE *l_mark; 291#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 292 YYLTYPE *p_base; 293 YYLTYPE *p_mark; 294#endif 295} YYSTACKDATA; 296#if YYBTYACC 297 298struct YYParseState_s 299{ 300 struct YYParseState_s *save; /* Previously saved parser state */ 301 YYSTACKDATA yystack; /* saved parser stack */ 302 int state; /* saved parser state */ 303 int errflag; /* saved error recovery status */ 304 int lexeme; /* saved index of the conflict lexeme in the lexical queue */ 305 YYINT ctry; /* saved index in yyctable[] for this conflict */ 306}; 307typedef struct YYParseState_s YYParseState; 308#endif /* YYBTYACC */ 309/* variables for the parser stack */ 310static YYSTACKDATA yystack; 311#if YYBTYACC 312 313/* Current parser state */ 314static YYParseState *yyps = 0; 315 316/* yypath != NULL: do the full parse, starting at *yypath parser state. */ 317static YYParseState *yypath = 0; 318 319/* Base of the lexical value queue */ 320static YYSTYPE *yylvals = 0; 321 322/* Current position at lexical value queue */ 323static YYSTYPE *yylvp = 0; 324 325/* End position of lexical value queue */ 326static YYSTYPE *yylve = 0; 327 328/* The last allocated position at the lexical value queue */ 329static YYSTYPE *yylvlim = 0; 330 331#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 332/* Base of the lexical position queue */ 333static YYLTYPE *yylpsns = 0; 334 335/* Current position at lexical position queue */ 336static YYLTYPE *yylpp = 0; 337 338/* End position of lexical position queue */ 339static YYLTYPE *yylpe = 0; 340 341/* The last allocated position at the lexical position queue */ 342static YYLTYPE *yylplim = 0; 343#endif 344 345/* Current position at lexical token queue */ 346static YYINT *yylexp = 0; 347 348static YYINT *yylexemes = 0; 349#endif /* YYBTYACC */ 350#line 16 "err_syntax20.y" 351 352#include <stdio.h> 353 354int 355main(void) 356{ 357 printf("yyparse() = %d\n", yyparse()); 358 return 0; 359} 360 361int 362yylex(void) 363{ 364 return -1; 365} 366 367static void 368yyerror(const char* s) 369{ 370 printf("%s\n", s); 371} 372#line 373 "err_syntax20.tab.c" 373 374/* For use in generated program */ 375#define yydepth (int)(yystack.s_mark - yystack.s_base) 376#if YYBTYACC 377#define yytrial (yyps->save) 378#endif /* YYBTYACC */ 379 380#if YYDEBUG 381#include <stdio.h> /* needed for printf */ 382#endif 383 384#include <stdlib.h> /* needed for malloc, etc */ 385#include <string.h> /* needed for memset */ 386 387/* allocate initial stack or double stack size, up to YYMAXDEPTH */ 388static int yygrowstack(YYSTACKDATA *data) 389{ 390 int i; 391 unsigned newsize; 392 YYINT *newss; 393 YYSTYPE *newvs; 394#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 395 YYLTYPE *newps; 396#endif 397 398 if ((newsize = data->stacksize) == 0) 399 newsize = YYINITSTACKSIZE; 400 else if (newsize >= YYMAXDEPTH) 401 return YYENOMEM; 402 else if ((newsize *= 2) > YYMAXDEPTH) 403 newsize = YYMAXDEPTH; 404 405 i = (int) (data->s_mark - data->s_base); 406 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 407 if (newss == 0) 408 return YYENOMEM; 409 410 data->s_base = newss; 411 data->s_mark = newss + i; 412 413 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 414 if (newvs == 0) 415 return YYENOMEM; 416 417 data->l_base = newvs; 418 data->l_mark = newvs + i; 419 420#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 421 newps = (YYLTYPE *)realloc(data->p_base, newsize * sizeof(*newps)); 422 if (newps == 0) 423 return YYENOMEM; 424 425 data->p_base = newps; 426 data->p_mark = newps + i; 427#endif 428 429 data->stacksize = newsize; 430 data->s_last = data->s_base + newsize - 1; 431 432#if YYDEBUG 433 if (yydebug) 434 fprintf(stderr, "%sdebug: stack size increased to %d\n", YYPREFIX, newsize); 435#endif 436 return 0; 437} 438 439#if YYPURE || defined(YY_NO_LEAKS) 440static void yyfreestack(YYSTACKDATA *data) 441{ 442 free(data->s_base); 443 free(data->l_base); 444#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 445 free(data->p_base); 446#endif 447 memset(data, 0, sizeof(*data)); 448} 449#else 450#define yyfreestack(data) /* nothing */ 451#endif /* YYPURE || defined(YY_NO_LEAKS) */ 452#if YYBTYACC 453 454static YYParseState * 455yyNewState(unsigned size) 456{ 457 YYParseState *p = (YYParseState *) malloc(sizeof(YYParseState)); 458 if (p == NULL) return NULL; 459 460 p->yystack.stacksize = size; 461 if (size == 0) 462 { 463 p->yystack.s_base = NULL; 464 p->yystack.l_base = NULL; 465#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 466 p->yystack.p_base = NULL; 467#endif 468 return p; 469 } 470 p->yystack.s_base = (YYINT *) malloc(size * sizeof(YYINT)); 471 if (p->yystack.s_base == NULL) return NULL; 472 p->yystack.l_base = (YYSTYPE *) malloc(size * sizeof(YYSTYPE)); 473 if (p->yystack.l_base == NULL) return NULL; 474 memset(p->yystack.l_base, 0, size * sizeof(YYSTYPE)); 475#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 476 p->yystack.p_base = (YYLTYPE *) malloc(size * sizeof(YYLTYPE)); 477 if (p->yystack.p_base == NULL) return NULL; 478 memset(p->yystack.p_base, 0, size * sizeof(YYLTYPE)); 479#endif 480 481 return p; 482} 483 484static void 485yyFreeState(YYParseState *p) 486{ 487 yyfreestack(&p->yystack); 488 free(p); 489} 490#endif /* YYBTYACC */ 491 492#define YYABORT goto yyabort 493#define YYREJECT goto yyabort 494#define YYACCEPT goto yyaccept 495#define YYERROR goto yyerrlab 496#if YYBTYACC 497#define YYVALID do { if (yyps->save) goto yyvalid; } while(0) 498#define YYVALID_NESTED do { if (yyps->save && \ 499 yyps->save->save == 0) goto yyvalid; } while(0) 500#endif /* YYBTYACC */ 501 502int 503YYPARSE_DECL() 504{ 505 int yym, yyn, yystate, yyresult; 506#if YYBTYACC 507 int yynewerrflag; 508 YYParseState *yyerrctx = NULL; 509#endif /* YYBTYACC */ 510#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 511 YYLTYPE yyerror_loc_range[2]; /* position of error start & end */ 512#endif 513#if YYDEBUG 514 const char *yys; 515 516 if ((yys = getenv("YYDEBUG")) != 0) 517 { 518 yyn = *yys; 519 if (yyn >= '0' && yyn <= '9') 520 yydebug = yyn - '0'; 521 } 522 if (yydebug) 523 fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX); 524#endif 525#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 526 memset(yyerror_loc_range, 0, sizeof(yyerror_loc_range)); 527#endif 528 529#if YYBTYACC 530 yyps = yyNewState(0); if (yyps == 0) goto yyenomem; 531 yyps->save = 0; 532#endif /* YYBTYACC */ 533 yym = 0; 534 yyn = 0; 535 yynerrs = 0; 536 yyerrflag = 0; 537 yychar = YYEMPTY; 538 yystate = 0; 539 540#if YYPURE 541 memset(&yystack, 0, sizeof(yystack)); 542#endif 543 544 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 545 yystack.s_mark = yystack.s_base; 546 yystack.l_mark = yystack.l_base; 547#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 548 yystack.p_mark = yystack.p_base; 549#endif 550 yystate = 0; 551 *yystack.s_mark = 0; 552 553yyloop: 554 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 555 if (yychar < 0) 556 { 557#if YYBTYACC 558 do { 559 if (yylvp < yylve) 560 { 561 /* we're currently re-reading tokens */ 562 yylval = *yylvp++; 563#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 564 yylloc = *yylpp++; 565#endif 566 yychar = *yylexp++; 567 break; 568 } 569 if (yyps->save) 570 { 571 /* in trial mode; save scanner results for future parse attempts */ 572 if (yylvp == yylvlim) 573 { /* Enlarge lexical value queue */ 574 size_t p = (size_t) (yylvp - yylvals); 575 size_t s = (size_t) (yylvlim - yylvals); 576 577 s += YYLVQUEUEGROWTH; 578 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) goto yyenomem; 579 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem; 580#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 581 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem; 582#endif 583 yylvp = yylve = yylvals + p; 584 yylvlim = yylvals + s; 585#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 586 yylpp = yylpe = yylpsns + p; 587 yylplim = yylpsns + s; 588#endif 589 yylexp = yylexemes + p; 590 } 591 *yylexp = (YYINT) YYLEX; 592 *yylvp++ = yylval; 593 yylve++; 594#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 595 *yylpp++ = yylloc; 596 yylpe++; 597#endif 598 yychar = *yylexp++; 599 break; 600 } 601 /* normal operation, no conflict encountered */ 602#endif /* YYBTYACC */ 603 yychar = YYLEX; 604#if YYBTYACC 605 } while (0); 606#endif /* YYBTYACC */ 607 if (yychar < 0) yychar = YYEOF; 608#if YYDEBUG 609 if (yydebug) 610 { 611 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 612 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)", 613 YYDEBUGSTR, yydepth, yystate, yychar, yys); 614#ifdef YYSTYPE_TOSTRING 615#if YYBTYACC 616 if (!yytrial) 617#endif /* YYBTYACC */ 618 fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval)); 619#endif 620 fputc('\n', stderr); 621 } 622#endif 623 } 624#if YYBTYACC 625 626 /* Do we have a conflict? */ 627 if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 && 628 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 629 { 630 YYINT ctry; 631 632 if (yypath) 633 { 634 YYParseState *save; 635#if YYDEBUG 636 if (yydebug) 637 fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n", 638 YYDEBUGSTR, yydepth, yystate); 639#endif 640 /* Switch to the next conflict context */ 641 save = yypath; 642 yypath = save->save; 643 save->save = NULL; 644 ctry = save->ctry; 645 if (save->state != yystate) YYABORT; 646 yyFreeState(save); 647 648 } 649 else 650 { 651 652 /* Unresolved conflict - start/continue trial parse */ 653 YYParseState *save; 654#if YYDEBUG 655 if (yydebug) 656 { 657 fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate); 658 if (yyps->save) 659 fputs("ALREADY in conflict, continuing trial parse.\n", stderr); 660 else 661 fputs("Starting trial parse.\n", stderr); 662 } 663#endif 664 save = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 665 if (save == NULL) goto yyenomem; 666 save->save = yyps->save; 667 save->state = yystate; 668 save->errflag = yyerrflag; 669 save->yystack.s_mark = save->yystack.s_base + (yystack.s_mark - yystack.s_base); 670 memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 671 save->yystack.l_mark = save->yystack.l_base + (yystack.l_mark - yystack.l_base); 672 memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 673#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 674 save->yystack.p_mark = save->yystack.p_base + (yystack.p_mark - yystack.p_base); 675 memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 676#endif 677 ctry = yytable[yyn]; 678 if (yyctable[ctry] == -1) 679 { 680#if YYDEBUG 681 if (yydebug && yychar >= YYEOF) 682 fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth); 683#endif 684 ctry++; 685 } 686 save->ctry = ctry; 687 if (yyps->save == NULL) 688 { 689 /* If this is a first conflict in the stack, start saving lexemes */ 690 if (!yylexemes) 691 { 692 yylexemes = malloc((YYLVQUEUEGROWTH) * sizeof(YYINT)); 693 if (yylexemes == NULL) goto yyenomem; 694 yylvals = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE)); 695 if (yylvals == NULL) goto yyenomem; 696 yylvlim = yylvals + YYLVQUEUEGROWTH; 697#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 698 yylpsns = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE)); 699 if (yylpsns == NULL) goto yyenomem; 700 yylplim = yylpsns + YYLVQUEUEGROWTH; 701#endif 702 } 703 if (yylvp == yylve) 704 { 705 yylvp = yylve = yylvals; 706#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 707 yylpp = yylpe = yylpsns; 708#endif 709 yylexp = yylexemes; 710 if (yychar >= YYEOF) 711 { 712 *yylve++ = yylval; 713#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 714 *yylpe++ = yylloc; 715#endif 716 *yylexp = (YYINT) yychar; 717 yychar = YYEMPTY; 718 } 719 } 720 } 721 if (yychar >= YYEOF) 722 { 723 yylvp--; 724#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 725 yylpp--; 726#endif 727 yylexp--; 728 yychar = YYEMPTY; 729 } 730 save->lexeme = (int) (yylvp - yylvals); 731 yyps->save = save; 732 } 733 if (yytable[yyn] == ctry) 734 { 735#if YYDEBUG 736 if (yydebug) 737 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 738 YYDEBUGSTR, yydepth, yystate, yyctable[ctry]); 739#endif 740 if (yychar < 0) 741 { 742 yylvp++; 743#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 744 yylpp++; 745#endif 746 yylexp++; 747 } 748 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 749 goto yyoverflow; 750 yystate = yyctable[ctry]; 751 *++yystack.s_mark = (YYINT) yystate; 752 *++yystack.l_mark = yylval; 753#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 754 *++yystack.p_mark = yylloc; 755#endif 756 yychar = YYEMPTY; 757 if (yyerrflag > 0) --yyerrflag; 758 goto yyloop; 759 } 760 else 761 { 762 yyn = yyctable[ctry]; 763 goto yyreduce; 764 } 765 } /* End of code dealing with conflicts */ 766#endif /* YYBTYACC */ 767 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 768 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 769 { 770#if YYDEBUG 771 if (yydebug) 772 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 773 YYDEBUGSTR, yydepth, yystate, yytable[yyn]); 774#endif 775 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 776 yystate = yytable[yyn]; 777 *++yystack.s_mark = yytable[yyn]; 778 *++yystack.l_mark = yylval; 779#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 780 *++yystack.p_mark = yylloc; 781#endif 782 yychar = YYEMPTY; 783 if (yyerrflag > 0) --yyerrflag; 784 goto yyloop; 785 } 786 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 787 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 788 { 789 yyn = yytable[yyn]; 790 goto yyreduce; 791 } 792 if (yyerrflag != 0) goto yyinrecovery; 793#if YYBTYACC 794 795 yynewerrflag = 1; 796 goto yyerrhandler; 797 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 798 799yyerrlab: 800 /* explicit YYERROR from an action -- pop the rhs of the rule reduced 801 * before looking for error recovery */ 802 yystack.s_mark -= yym; 803 yystate = *yystack.s_mark; 804 yystack.l_mark -= yym; 805#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 806 yystack.p_mark -= yym; 807#endif 808 809 yynewerrflag = 0; 810yyerrhandler: 811 while (yyps->save) 812 { 813 int ctry; 814 YYParseState *save = yyps->save; 815#if YYDEBUG 816 if (yydebug) 817 fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n", 818 YYDEBUGSTR, yydepth, yystate, yyps->save->state, 819 (int)(yylvp - yylvals - yyps->save->lexeme)); 820#endif 821 /* Memorize most forward-looking error state in case it's really an error. */ 822 if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals) 823 { 824 /* Free old saved error context state */ 825 if (yyerrctx) yyFreeState(yyerrctx); 826 /* Create and fill out new saved error context state */ 827 yyerrctx = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 828 if (yyerrctx == NULL) goto yyenomem; 829 yyerrctx->save = yyps->save; 830 yyerrctx->state = yystate; 831 yyerrctx->errflag = yyerrflag; 832 yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base); 833 memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 834 yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base); 835 memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 836#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 837 yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base); 838 memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 839#endif 840 yyerrctx->lexeme = (int) (yylvp - yylvals); 841 } 842 yylvp = yylvals + save->lexeme; 843#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 844 yylpp = yylpsns + save->lexeme; 845#endif 846 yylexp = yylexemes + save->lexeme; 847 yychar = YYEMPTY; 848 yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base); 849 memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 850 yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base); 851 memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 852#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 853 yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base); 854 memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 855#endif 856 ctry = ++save->ctry; 857 yystate = save->state; 858 /* We tried shift, try reduce now */ 859 if ((yyn = yyctable[ctry]) >= 0) goto yyreduce; 860 yyps->save = save->save; 861 save->save = NULL; 862 yyFreeState(save); 863 864 /* Nothing left on the stack -- error */ 865 if (!yyps->save) 866 { 867#if YYDEBUG 868 if (yydebug) 869 fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n", 870 YYPREFIX, yydepth); 871#endif 872 /* Restore state as it was in the most forward-advanced error */ 873 yylvp = yylvals + yyerrctx->lexeme; 874#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 875 yylpp = yylpsns + yyerrctx->lexeme; 876#endif 877 yylexp = yylexemes + yyerrctx->lexeme; 878 yychar = yylexp[-1]; 879 yylval = yylvp[-1]; 880#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 881 yylloc = yylpp[-1]; 882#endif 883 yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base); 884 memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 885 yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base); 886 memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 887#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 888 yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base); 889 memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 890#endif 891 yystate = yyerrctx->state; 892 yyFreeState(yyerrctx); 893 yyerrctx = NULL; 894 } 895 yynewerrflag = 1; 896 } 897 if (yynewerrflag == 0) goto yyinrecovery; 898#endif /* YYBTYACC */ 899 900 YYERROR_CALL("syntax error"); 901#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 902 yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */ 903#endif 904 905#if !YYBTYACC 906 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 907yyerrlab: 908#endif 909 ++yynerrs; 910 911yyinrecovery: 912 if (yyerrflag < 3) 913 { 914 yyerrflag = 3; 915 for (;;) 916 { 917 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 918 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 919 { 920#if YYDEBUG 921 if (yydebug) 922 fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n", 923 YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]); 924#endif 925 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 926 yystate = yytable[yyn]; 927 *++yystack.s_mark = yytable[yyn]; 928 *++yystack.l_mark = yylval; 929#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 930 /* lookahead position is error end position */ 931 yyerror_loc_range[1] = yylloc; 932 YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */ 933 *++yystack.p_mark = yyloc; 934#endif 935 goto yyloop; 936 } 937 else 938 { 939#if YYDEBUG 940 if (yydebug) 941 fprintf(stderr, "%s[%d]: error recovery discarding state %d\n", 942 YYDEBUGSTR, yydepth, *yystack.s_mark); 943#endif 944 if (yystack.s_mark <= yystack.s_base) goto yyabort; 945#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 946 /* the current TOS position is the error start position */ 947 yyerror_loc_range[0] = *yystack.p_mark; 948#endif 949#if defined(YYDESTRUCT_CALL) 950#if YYBTYACC 951 if (!yytrial) 952#endif /* YYBTYACC */ 953#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 954 YYDESTRUCT_CALL("error: discarding state", 955 yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark); 956#else 957 YYDESTRUCT_CALL("error: discarding state", 958 yystos[*yystack.s_mark], yystack.l_mark); 959#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 960#endif /* defined(YYDESTRUCT_CALL) */ 961 --yystack.s_mark; 962 --yystack.l_mark; 963#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 964 --yystack.p_mark; 965#endif 966 } 967 } 968 } 969 else 970 { 971 if (yychar == YYEOF) goto yyabort; 972#if YYDEBUG 973 if (yydebug) 974 { 975 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 976 fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n", 977 YYDEBUGSTR, yydepth, yystate, yychar, yys); 978 } 979#endif 980#if defined(YYDESTRUCT_CALL) 981#if YYBTYACC 982 if (!yytrial) 983#endif /* YYBTYACC */ 984#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 985 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc); 986#else 987 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval); 988#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 989#endif /* defined(YYDESTRUCT_CALL) */ 990 yychar = YYEMPTY; 991 goto yyloop; 992 } 993 994yyreduce: 995 yym = yylen[yyn]; 996#if YYDEBUG 997 if (yydebug) 998 { 999 fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)", 1000 YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]); 1001#ifdef YYSTYPE_TOSTRING 1002#if YYBTYACC 1003 if (!yytrial) 1004#endif /* YYBTYACC */ 1005 if (yym > 0) 1006 { 1007 int i; 1008 fputc('<', stderr); 1009 for (i = yym; i > 0; i--) 1010 { 1011 if (i != yym) fputs(", ", stderr); 1012 fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]], 1013 yystack.l_mark[1-i]), stderr); 1014 } 1015 fputc('>', stderr); 1016 } 1017#endif 1018 fputc('\n', stderr); 1019 } 1020#endif 1021 if (yym > 0) 1022 yyval = yystack.l_mark[1-yym]; 1023 else 1024 memset(&yyval, 0, sizeof yyval); 1025#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1026 1027 /* Perform position reduction */ 1028 memset(&yyloc, 0, sizeof(yyloc)); 1029#if YYBTYACC 1030 if (!yytrial) 1031#endif /* YYBTYACC */ 1032 { 1033 YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym); 1034 /* just in case YYERROR is invoked within the action, save 1035 the start of the rhs as the error start position */ 1036 yyerror_loc_range[0] = yystack.p_mark[1-yym]; 1037 } 1038#endif 1039 1040 switch (yyn) 1041 { 1042case 1: 1043#line 12 "err_syntax20.y" 1044 { yystack.l_mark[-1].rechk = 3; } 1045break; 1046#line 1047 "err_syntax20.tab.c" 1047 default: 1048 break; 1049 } 1050 yystack.s_mark -= yym; 1051 yystate = *yystack.s_mark; 1052 yystack.l_mark -= yym; 1053#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1054 yystack.p_mark -= yym; 1055#endif 1056 yym = yylhs[yyn]; 1057 if (yystate == 0 && yym == 0) 1058 { 1059#if YYDEBUG 1060 if (yydebug) 1061 { 1062 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1063#ifdef YYSTYPE_TOSTRING 1064#if YYBTYACC 1065 if (!yytrial) 1066#endif /* YYBTYACC */ 1067 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval)); 1068#endif 1069 fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL); 1070 } 1071#endif 1072 yystate = YYFINAL; 1073 *++yystack.s_mark = YYFINAL; 1074 *++yystack.l_mark = yyval; 1075#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1076 *++yystack.p_mark = yyloc; 1077#endif 1078 if (yychar < 0) 1079 { 1080#if YYBTYACC 1081 do { 1082 if (yylvp < yylve) 1083 { 1084 /* we're currently re-reading tokens */ 1085 yylval = *yylvp++; 1086#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1087 yylloc = *yylpp++; 1088#endif 1089 yychar = *yylexp++; 1090 break; 1091 } 1092 if (yyps->save) 1093 { 1094 /* in trial mode; save scanner results for future parse attempts */ 1095 if (yylvp == yylvlim) 1096 { /* Enlarge lexical value queue */ 1097 size_t p = (size_t) (yylvp - yylvals); 1098 size_t s = (size_t) (yylvlim - yylvals); 1099 1100 s += YYLVQUEUEGROWTH; 1101 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) 1102 goto yyenomem; 1103 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) 1104 goto yyenomem; 1105#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1106 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) 1107 goto yyenomem; 1108#endif 1109 yylvp = yylve = yylvals + p; 1110 yylvlim = yylvals + s; 1111#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1112 yylpp = yylpe = yylpsns + p; 1113 yylplim = yylpsns + s; 1114#endif 1115 yylexp = yylexemes + p; 1116 } 1117 *yylexp = (YYINT) YYLEX; 1118 *yylvp++ = yylval; 1119 yylve++; 1120#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1121 *yylpp++ = yylloc; 1122 yylpe++; 1123#endif 1124 yychar = *yylexp++; 1125 break; 1126 } 1127 /* normal operation, no conflict encountered */ 1128#endif /* YYBTYACC */ 1129 yychar = YYLEX; 1130#if YYBTYACC 1131 } while (0); 1132#endif /* YYBTYACC */ 1133 if (yychar < 0) yychar = YYEOF; 1134#if YYDEBUG 1135 if (yydebug) 1136 { 1137 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 1138 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)\n", 1139 YYDEBUGSTR, yydepth, YYFINAL, yychar, yys); 1140 } 1141#endif 1142 } 1143 if (yychar == YYEOF) goto yyaccept; 1144 goto yyloop; 1145 } 1146 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 1147 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 1148 yystate = yytable[yyn]; 1149 else 1150 yystate = yydgoto[yym]; 1151#if YYDEBUG 1152 if (yydebug) 1153 { 1154 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1155#ifdef YYSTYPE_TOSTRING 1156#if YYBTYACC 1157 if (!yytrial) 1158#endif /* YYBTYACC */ 1159 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval)); 1160#endif 1161 fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate); 1162 } 1163#endif 1164 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 1165 *++yystack.s_mark = (YYINT) yystate; 1166 *++yystack.l_mark = yyval; 1167#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1168 *++yystack.p_mark = yyloc; 1169#endif 1170 goto yyloop; 1171#if YYBTYACC 1172 1173 /* Reduction declares that this path is valid. Set yypath and do a full parse */ 1174yyvalid: 1175 if (yypath) YYABORT; 1176 while (yyps->save) 1177 { 1178 YYParseState *save = yyps->save; 1179 yyps->save = save->save; 1180 save->save = yypath; 1181 yypath = save; 1182 } 1183#if YYDEBUG 1184 if (yydebug) 1185 fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n", 1186 YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme)); 1187#endif 1188 if (yyerrctx) 1189 { 1190 yyFreeState(yyerrctx); 1191 yyerrctx = NULL; 1192 } 1193 yylvp = yylvals + yypath->lexeme; 1194#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1195 yylpp = yylpsns + yypath->lexeme; 1196#endif 1197 yylexp = yylexemes + yypath->lexeme; 1198 yychar = YYEMPTY; 1199 yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base); 1200 memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 1201 yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base); 1202 memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 1203#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1204 yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base); 1205 memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 1206#endif 1207 yystate = yypath->state; 1208 goto yyloop; 1209#endif /* YYBTYACC */ 1210 1211yyoverflow: 1212 YYERROR_CALL("yacc stack overflow"); 1213#if YYBTYACC 1214 goto yyabort_nomem; 1215yyenomem: 1216 YYERROR_CALL("memory exhausted"); 1217yyabort_nomem: 1218#endif /* YYBTYACC */ 1219 yyresult = 2; 1220 goto yyreturn; 1221 1222yyabort: 1223 yyresult = 1; 1224 goto yyreturn; 1225 1226yyaccept: 1227#if YYBTYACC 1228 if (yyps->save) goto yyvalid; 1229#endif /* YYBTYACC */ 1230 yyresult = 0; 1231 1232yyreturn: 1233#if defined(YYDESTRUCT_CALL) 1234 if (yychar != YYEOF && yychar != YYEMPTY) 1235#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1236 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc); 1237#else 1238 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval); 1239#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1240 1241 { 1242 YYSTYPE *pv; 1243#if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1244 YYLTYPE *pp; 1245 1246 for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp) 1247 YYDESTRUCT_CALL("cleanup: discarding state", 1248 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp); 1249#else 1250 for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv) 1251 YYDESTRUCT_CALL("cleanup: discarding state", 1252 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv); 1253#endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1254 } 1255#endif /* defined(YYDESTRUCT_CALL) */ 1256 1257#if YYBTYACC 1258 if (yyerrctx) 1259 { 1260 yyFreeState(yyerrctx); 1261 yyerrctx = NULL; 1262 } 1263 while (yyps) 1264 { 1265 YYParseState *save = yyps; 1266 yyps = save->save; 1267 save->save = NULL; 1268 yyFreeState(save); 1269 } 1270 while (yypath) 1271 { 1272 YYParseState *save = yypath; 1273 yypath = save->save; 1274 save->save = NULL; 1275 yyFreeState(save); 1276 } 1277#endif /* YYBTYACC */ 1278 yyfreestack(&yystack); 1279 return (yyresult); 1280} 1281