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 empty_parse 22 #endif /* yyparse */ 23 24 #ifndef yylex 25 #define yylex empty_lex 26 #endif /* yylex */ 27 28 #ifndef yyerror 29 #define yyerror empty_error 30 #endif /* yyerror */ 31 32 #ifndef yychar 33 #define yychar empty_char 34 #endif /* yychar */ 35 36 #ifndef yyval 37 #define yyval empty_val 38 #endif /* yyval */ 39 40 #ifndef yylval 41 #define yylval empty_lval 42 #endif /* yylval */ 43 44 #ifndef yydebug 45 #define yydebug empty_debug 46 #endif /* yydebug */ 47 48 #ifndef yynerrs 49 #define yynerrs empty_nerrs 50 #endif /* yynerrs */ 51 52 #ifndef yyerrflag 53 #define yyerrflag empty_errflag 54 #endif /* yyerrflag */ 55 56 #ifndef yylhs 57 #define yylhs empty_lhs 58 #endif /* yylhs */ 59 60 #ifndef yylen 61 #define yylen empty_len 62 #endif /* yylen */ 63 64 #ifndef yydefred 65 #define yydefred empty_defred 66 #endif /* yydefred */ 67 68 #ifndef yystos 69 #define yystos empty_stos 70 #endif /* yystos */ 71 72 #ifndef yydgoto 73 #define yydgoto empty_dgoto 74 #endif /* yydgoto */ 75 76 #ifndef yysindex 77 #define yysindex empty_sindex 78 #endif /* yysindex */ 79 80 #ifndef yyrindex 81 #define yyrindex empty_rindex 82 #endif /* yyrindex */ 83 84 #ifndef yygindex 85 #define yygindex empty_gindex 86 #endif /* yygindex */ 87 88 #ifndef yytable 89 #define yytable empty_table 90 #endif /* yytable */ 91 92 #ifndef yycheck 93 #define yycheck empty_check 94 #endif /* yycheck */ 95 96 #ifndef yyname 97 #define yyname empty_name 98 #endif /* yyname */ 99 100 #ifndef yyrule 101 #define yyrule empty_rule 102 #endif /* yyrule */ 103 104 #if YYBTYACC 105 106 #ifndef yycindex 107 #define yycindex empty_cindex 108 #endif /* yycindex */ 109 110 #ifndef yyctable 111 #define yyctable empty_ctable 112 #endif /* yyctable */ 113 114 #endif /* YYBTYACC */ 115 116 #define YYPREFIX "empty_" 117 118 #define YYPURE 0 119 120 #line 2 "empty.y" 121 #ifdef YYBISON 122 #define YYLEX_DECL() yylex(void) 123 #define YYERROR_DECL() yyerror(const char *s) 124 static int YYLEX_DECL(); 125 static void YYERROR_DECL(); 126 #endif 127 #line 128 "empty.tab.c" 128 129 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED) 130 /* Default: YYSTYPE is the semantic value type. */ 131 typedef int YYSTYPE; 132 # define YYSTYPE_IS_DECLARED 1 133 #endif 134 135 /* compatibility with bison */ 136 #ifdef YYPARSE_PARAM 137 /* compatibility with FreeBSD */ 138 # ifdef YYPARSE_PARAM_TYPE 139 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) 140 # else 141 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) 142 # endif 143 #else 144 # define YYPARSE_DECL() yyparse(void) 145 #endif 146 147 /* Parameters sent to lex. */ 148 #ifdef YYLEX_PARAM 149 # define YYLEX_DECL() yylex(void *YYLEX_PARAM) 150 # define YYLEX yylex(YYLEX_PARAM) 151 #else 152 # define YYLEX_DECL() yylex(void) 153 # define YYLEX yylex() 154 #endif 155 156 /* Parameters sent to yyerror. */ 157 #ifndef YYERROR_DECL 158 #define YYERROR_DECL() yyerror(const char *s) 159 #endif 160 #ifndef YYERROR_CALL 161 #define YYERROR_CALL(msg) yyerror(msg) 162 #endif 163 164 extern int YYPARSE_DECL(); 165 166 #define YYERRCODE 256 167 typedef short YYINT; 168 static const YYINT empty_lhs[] = { -1, 169 0, 170 }; 171 static const YYINT empty_len[] = { 2, 172 0, 173 }; 174 static const YYINT empty_defred[] = { 1, 175 0, 176 }; 177 #if defined(YYDESTRUCT_CALL) || defined(YYSTYPE_TOSTRING) 178 static const YYINT empty_stos[] = { 0, 179 258, 180 }; 181 #endif /* YYDESTRUCT_CALL || YYSTYPE_TOSTRING */ 182 static const YYINT empty_dgoto[] = { 1, 183 }; 184 static const YYINT empty_sindex[] = { 0, 185 0, 186 }; 187 static const YYINT empty_rindex[] = { 0, 188 0, 189 }; 190 #if YYBTYACC 191 static const YYINT empty_cindex[] = { 0, 192 0, 193 }; 194 #endif 195 static const YYINT empty_gindex[] = { 0, 196 }; 197 #define YYTABLESIZE 0 198 static const YYINT empty_table[] = { 0, 199 }; 200 static const YYINT empty_check[] = { -1, 201 }; 202 #if YYBTYACC 203 static const YYINT empty_ctable[] = { -1, 204 }; 205 #endif 206 #define YYFINAL 1 207 #ifndef YYDEBUG 208 #define YYDEBUG 0 209 #endif 210 #define YYMAXTOKEN 256 211 #define YYUNDFTOKEN 259 212 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 213 #if YYDEBUG 214 static const char *const empty_name[] = { 215 216 "$end",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 217 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 218 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 219 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 220 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 221 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 222 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"error","$accept","start", 223 "illegal-symbol", 224 }; 225 static const char *const empty_rule[] = { 226 "$accept : start", 227 "start :", 228 229 }; 230 #endif 231 232 int yydebug; 233 int yynerrs; 234 235 int yyerrflag; 236 int yychar; 237 YYSTYPE yyval; 238 YYSTYPE yylval; 239 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 240 YYLTYPE yyloc; /* position returned by actions */ 241 YYLTYPE yylloc; /* position from the lexer */ 242 #endif 243 244 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 245 #ifndef YYLLOC_DEFAULT 246 #define YYLLOC_DEFAULT(loc, rhs, n) \ 247 do \ 248 { \ 249 if (n == 0) \ 250 { \ 251 (loc).first_line = ((rhs)[-1]).last_line; \ 252 (loc).first_column = ((rhs)[-1]).last_column; \ 253 (loc).last_line = ((rhs)[-1]).last_line; \ 254 (loc).last_column = ((rhs)[-1]).last_column; \ 255 } \ 256 else \ 257 { \ 258 (loc).first_line = ((rhs)[ 0 ]).first_line; \ 259 (loc).first_column = ((rhs)[ 0 ]).first_column; \ 260 (loc).last_line = ((rhs)[n-1]).last_line; \ 261 (loc).last_column = ((rhs)[n-1]).last_column; \ 262 } \ 263 } while (0) 264 #endif /* YYLLOC_DEFAULT */ 265 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 266 #if YYBTYACC 267 268 #ifndef YYLVQUEUEGROWTH 269 #define YYLVQUEUEGROWTH 32 270 #endif 271 #endif /* YYBTYACC */ 272 273 /* define the initial stack-sizes */ 274 #ifdef YYSTACKSIZE 275 #undef YYMAXDEPTH 276 #define YYMAXDEPTH YYSTACKSIZE 277 #else 278 #ifdef YYMAXDEPTH 279 #define YYSTACKSIZE YYMAXDEPTH 280 #else 281 #define YYSTACKSIZE 10000 282 #define YYMAXDEPTH 10000 283 #endif 284 #endif 285 286 #ifndef YYINITSTACKSIZE 287 #define YYINITSTACKSIZE 200 288 #endif 289 290 typedef struct { 291 unsigned stacksize; 292 YYINT *s_base; 293 YYINT *s_mark; 294 YYINT *s_last; 295 YYSTYPE *l_base; 296 YYSTYPE *l_mark; 297 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 298 YYLTYPE *p_base; 299 YYLTYPE *p_mark; 300 #endif 301 } YYSTACKDATA; 302 #if YYBTYACC 303 304 struct YYParseState_s 305 { 306 struct YYParseState_s *save; /* Previously saved parser state */ 307 YYSTACKDATA yystack; /* saved parser stack */ 308 int state; /* saved parser state */ 309 int errflag; /* saved error recovery status */ 310 int lexeme; /* saved index of the conflict lexeme in the lexical queue */ 311 YYINT ctry; /* saved index in yyctable[] for this conflict */ 312 }; 313 typedef struct YYParseState_s YYParseState; 314 #endif /* YYBTYACC */ 315 /* variables for the parser stack */ 316 static YYSTACKDATA yystack; 317 #if YYBTYACC 318 319 /* Current parser state */ 320 static YYParseState *yyps = 0; 321 322 /* yypath != NULL: do the full parse, starting at *yypath parser state. */ 323 static YYParseState *yypath = 0; 324 325 /* Base of the lexical value queue */ 326 static YYSTYPE *yylvals = 0; 327 328 /* Current position at lexical value queue */ 329 static YYSTYPE *yylvp = 0; 330 331 /* End position of lexical value queue */ 332 static YYSTYPE *yylve = 0; 333 334 /* The last allocated position at the lexical value queue */ 335 static YYSTYPE *yylvlim = 0; 336 337 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 338 /* Base of the lexical position queue */ 339 static YYLTYPE *yylpsns = 0; 340 341 /* Current position at lexical position queue */ 342 static YYLTYPE *yylpp = 0; 343 344 /* End position of lexical position queue */ 345 static YYLTYPE *yylpe = 0; 346 347 /* The last allocated position at the lexical position queue */ 348 static YYLTYPE *yylplim = 0; 349 #endif 350 351 /* Current position at lexical token queue */ 352 static YYINT *yylexp = 0; 353 354 static YYINT *yylexemes = 0; 355 #endif /* YYBTYACC */ 356 #line 13 "empty.y" 357 358 #include <stdio.h> 359 360 static int 361 YYLEX_DECL() { 362 return -1; 363 } 364 365 static void 366 YYERROR_DECL() { 367 printf("%s\n",s); 368 } 369 #line 370 "empty.tab.c" 370 371 /* For use in generated program */ 372 #define yydepth (int)(yystack.s_mark - yystack.s_base) 373 #if YYBTYACC 374 #define yytrial (yyps->save) 375 #endif /* YYBTYACC */ 376 377 #if YYDEBUG 378 #include <stdio.h> /* needed for printf */ 379 #endif 380 381 #include <stdlib.h> /* needed for malloc, etc */ 382 #include <string.h> /* needed for memset */ 383 384 /* allocate initial stack or double stack size, up to YYMAXDEPTH */ 385 static int yygrowstack(YYSTACKDATA *data) 386 { 387 int i; 388 unsigned newsize; 389 YYINT *newss; 390 YYSTYPE *newvs; 391 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 392 YYLTYPE *newps; 393 #endif 394 395 if ((newsize = data->stacksize) == 0) 396 newsize = YYINITSTACKSIZE; 397 else if (newsize >= YYMAXDEPTH) 398 return YYENOMEM; 399 else if ((newsize *= 2) > YYMAXDEPTH) 400 newsize = YYMAXDEPTH; 401 402 i = (int) (data->s_mark - data->s_base); 403 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 404 if (newss == 0) 405 return YYENOMEM; 406 407 data->s_base = newss; 408 data->s_mark = newss + i; 409 410 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 411 if (newvs == 0) 412 return YYENOMEM; 413 414 data->l_base = newvs; 415 data->l_mark = newvs + i; 416 417 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 418 newps = (YYLTYPE *)realloc(data->p_base, newsize * sizeof(*newps)); 419 if (newps == 0) 420 return YYENOMEM; 421 422 data->p_base = newps; 423 data->p_mark = newps + i; 424 #endif 425 426 data->stacksize = newsize; 427 data->s_last = data->s_base + newsize - 1; 428 429 #if YYDEBUG 430 if (yydebug) 431 fprintf(stderr, "%sdebug: stack size increased to %d\n", YYPREFIX, newsize); 432 #endif 433 return 0; 434 } 435 436 #if YYPURE || defined(YY_NO_LEAKS) 437 static void yyfreestack(YYSTACKDATA *data) 438 { 439 free(data->s_base); 440 free(data->l_base); 441 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 442 free(data->p_base); 443 #endif 444 memset(data, 0, sizeof(*data)); 445 } 446 #else 447 #define yyfreestack(data) /* nothing */ 448 #endif /* YYPURE || defined(YY_NO_LEAKS) */ 449 #if YYBTYACC 450 451 static YYParseState * 452 yyNewState(unsigned size) 453 { 454 YYParseState *p = (YYParseState *) malloc(sizeof(YYParseState)); 455 if (p == NULL) return NULL; 456 457 p->yystack.stacksize = size; 458 if (size == 0) 459 { 460 p->yystack.s_base = NULL; 461 p->yystack.l_base = NULL; 462 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 463 p->yystack.p_base = NULL; 464 #endif 465 return p; 466 } 467 p->yystack.s_base = (YYINT *) malloc(size * sizeof(YYINT)); 468 if (p->yystack.s_base == NULL) return NULL; 469 p->yystack.l_base = (YYSTYPE *) malloc(size * sizeof(YYSTYPE)); 470 if (p->yystack.l_base == NULL) return NULL; 471 memset(p->yystack.l_base, 0, size * sizeof(YYSTYPE)); 472 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 473 p->yystack.p_base = (YYLTYPE *) malloc(size * sizeof(YYLTYPE)); 474 if (p->yystack.p_base == NULL) return NULL; 475 memset(p->yystack.p_base, 0, size * sizeof(YYLTYPE)); 476 #endif 477 478 return p; 479 } 480 481 static void 482 yyFreeState(YYParseState *p) 483 { 484 yyfreestack(&p->yystack); 485 free(p); 486 } 487 #endif /* YYBTYACC */ 488 489 #define YYABORT goto yyabort 490 #define YYREJECT goto yyabort 491 #define YYACCEPT goto yyaccept 492 #define YYERROR goto yyerrlab 493 #if YYBTYACC 494 #define YYVALID do { if (yyps->save) goto yyvalid; } while(0) 495 #define YYVALID_NESTED do { if (yyps->save && \ 496 yyps->save->save == 0) goto yyvalid; } while(0) 497 #endif /* YYBTYACC */ 498 499 int 500 YYPARSE_DECL() 501 { 502 int yym, yyn, yystate, yyresult; 503 #if YYBTYACC 504 int yynewerrflag; 505 YYParseState *yyerrctx = NULL; 506 #endif /* YYBTYACC */ 507 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 508 YYLTYPE yyerror_loc_range[2]; /* position of error start & end */ 509 #endif 510 #if YYDEBUG 511 const char *yys; 512 513 if ((yys = getenv("YYDEBUG")) != 0) 514 { 515 yyn = *yys; 516 if (yyn >= '0' && yyn <= '9') 517 yydebug = yyn - '0'; 518 } 519 if (yydebug) 520 fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX); 521 #endif 522 523 #if YYBTYACC 524 yyps = yyNewState(0); if (yyps == 0) goto yyenomem; 525 yyps->save = 0; 526 #endif /* YYBTYACC */ 527 yym = 0; 528 yyn = 0; 529 yynerrs = 0; 530 yyerrflag = 0; 531 yychar = YYEMPTY; 532 yystate = 0; 533 534 #if YYPURE 535 memset(&yystack, 0, sizeof(yystack)); 536 #endif 537 538 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 539 yystack.s_mark = yystack.s_base; 540 yystack.l_mark = yystack.l_base; 541 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 542 yystack.p_mark = yystack.p_base; 543 #endif 544 yystate = 0; 545 *yystack.s_mark = 0; 546 547 yyloop: 548 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 549 if (yychar < 0) 550 { 551 #if YYBTYACC 552 do { 553 if (yylvp < yylve) 554 { 555 /* we're currently re-reading tokens */ 556 yylval = *yylvp++; 557 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 558 yylloc = *yylpp++; 559 #endif 560 yychar = *yylexp++; 561 break; 562 } 563 if (yyps->save) 564 { 565 /* in trial mode; save scanner results for future parse attempts */ 566 if (yylvp == yylvlim) 567 { /* Enlarge lexical value queue */ 568 size_t p = (size_t) (yylvp - yylvals); 569 size_t s = (size_t) (yylvlim - yylvals); 570 571 s += YYLVQUEUEGROWTH; 572 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) goto yyenomem; 573 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem; 574 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 575 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem; 576 #endif 577 yylvp = yylve = yylvals + p; 578 yylvlim = yylvals + s; 579 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 580 yylpp = yylpe = yylpsns + p; 581 yylplim = yylpsns + s; 582 #endif 583 yylexp = yylexemes + p; 584 } 585 *yylexp = (YYINT) YYLEX; 586 *yylvp++ = yylval; 587 yylve++; 588 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 589 *yylpp++ = yylloc; 590 yylpe++; 591 #endif 592 yychar = *yylexp++; 593 break; 594 } 595 /* normal operation, no conflict encountered */ 596 #endif /* YYBTYACC */ 597 yychar = YYLEX; 598 #if YYBTYACC 599 } while (0); 600 #endif /* YYBTYACC */ 601 if (yychar < 0) yychar = YYEOF; 602 #if YYDEBUG 603 if (yydebug) 604 { 605 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 606 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)", 607 YYDEBUGSTR, yydepth, yystate, yychar, yys); 608 #ifdef YYSTYPE_TOSTRING 609 #if YYBTYACC 610 if (!yytrial) 611 #endif /* YYBTYACC */ 612 fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval)); 613 #endif 614 fputc('\n', stderr); 615 } 616 #endif 617 } 618 #if YYBTYACC 619 620 /* Do we have a conflict? */ 621 if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 && 622 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 623 { 624 YYINT ctry; 625 626 if (yypath) 627 { 628 YYParseState *save; 629 #if YYDEBUG 630 if (yydebug) 631 fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n", 632 YYDEBUGSTR, yydepth, yystate); 633 #endif 634 /* Switch to the next conflict context */ 635 save = yypath; 636 yypath = save->save; 637 save->save = NULL; 638 ctry = save->ctry; 639 if (save->state != yystate) YYABORT; 640 yyFreeState(save); 641 642 } 643 else 644 { 645 646 /* Unresolved conflict - start/continue trial parse */ 647 YYParseState *save; 648 #if YYDEBUG 649 if (yydebug) 650 { 651 fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate); 652 if (yyps->save) 653 fputs("ALREADY in conflict, continuing trial parse.\n", stderr); 654 else 655 fputs("Starting trial parse.\n", stderr); 656 } 657 #endif 658 save = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 659 if (save == NULL) goto yyenomem; 660 save->save = yyps->save; 661 save->state = yystate; 662 save->errflag = yyerrflag; 663 save->yystack.s_mark = save->yystack.s_base + (yystack.s_mark - yystack.s_base); 664 memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 665 save->yystack.l_mark = save->yystack.l_base + (yystack.l_mark - yystack.l_base); 666 memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 667 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 668 save->yystack.p_mark = save->yystack.p_base + (yystack.p_mark - yystack.p_base); 669 memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 670 #endif 671 ctry = yytable[yyn]; 672 if (yyctable[ctry] == -1) 673 { 674 #if YYDEBUG 675 if (yydebug && yychar >= YYEOF) 676 fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth); 677 #endif 678 ctry++; 679 } 680 save->ctry = ctry; 681 if (yyps->save == NULL) 682 { 683 /* If this is a first conflict in the stack, start saving lexemes */ 684 if (!yylexemes) 685 { 686 yylexemes = malloc((YYLVQUEUEGROWTH) * sizeof(YYINT)); 687 if (yylexemes == NULL) goto yyenomem; 688 yylvals = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE)); 689 if (yylvals == NULL) goto yyenomem; 690 yylvlim = yylvals + YYLVQUEUEGROWTH; 691 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 692 yylpsns = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE)); 693 if (yylpsns == NULL) goto yyenomem; 694 yylplim = yylpsns + YYLVQUEUEGROWTH; 695 #endif 696 } 697 if (yylvp == yylve) 698 { 699 yylvp = yylve = yylvals; 700 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 701 yylpp = yylpe = yylpsns; 702 #endif 703 yylexp = yylexemes; 704 if (yychar >= YYEOF) 705 { 706 *yylve++ = yylval; 707 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 708 *yylpe++ = yylloc; 709 #endif 710 *yylexp = (YYINT) yychar; 711 yychar = YYEMPTY; 712 } 713 } 714 } 715 if (yychar >= YYEOF) 716 { 717 yylvp--; 718 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 719 yylpp--; 720 #endif 721 yylexp--; 722 yychar = YYEMPTY; 723 } 724 save->lexeme = (int) (yylvp - yylvals); 725 yyps->save = save; 726 } 727 if (yytable[yyn] == ctry) 728 { 729 #if YYDEBUG 730 if (yydebug) 731 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 732 YYDEBUGSTR, yydepth, yystate, yyctable[ctry]); 733 #endif 734 if (yychar < 0) 735 { 736 yylvp++; 737 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 738 yylpp++; 739 #endif 740 yylexp++; 741 } 742 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 743 goto yyoverflow; 744 yystate = yyctable[ctry]; 745 *++yystack.s_mark = (YYINT) yystate; 746 *++yystack.l_mark = yylval; 747 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 748 *++yystack.p_mark = yylloc; 749 #endif 750 yychar = YYEMPTY; 751 if (yyerrflag > 0) --yyerrflag; 752 goto yyloop; 753 } 754 else 755 { 756 yyn = yyctable[ctry]; 757 goto yyreduce; 758 } 759 } /* End of code dealing with conflicts */ 760 #endif /* YYBTYACC */ 761 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 762 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 763 { 764 #if YYDEBUG 765 if (yydebug) 766 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 767 YYDEBUGSTR, yydepth, yystate, yytable[yyn]); 768 #endif 769 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 770 yystate = yytable[yyn]; 771 *++yystack.s_mark = yytable[yyn]; 772 *++yystack.l_mark = yylval; 773 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 774 *++yystack.p_mark = yylloc; 775 #endif 776 yychar = YYEMPTY; 777 if (yyerrflag > 0) --yyerrflag; 778 goto yyloop; 779 } 780 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 781 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 782 { 783 yyn = yytable[yyn]; 784 goto yyreduce; 785 } 786 if (yyerrflag != 0) goto yyinrecovery; 787 #if YYBTYACC 788 789 yynewerrflag = 1; 790 goto yyerrhandler; 791 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 792 793 yyerrlab: 794 /* explicit YYERROR from an action -- pop the rhs of the rule reduced 795 * before looking for error recovery */ 796 yystack.s_mark -= yym; 797 yystate = *yystack.s_mark; 798 yystack.l_mark -= yym; 799 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 800 yystack.p_mark -= yym; 801 #endif 802 803 yynewerrflag = 0; 804 yyerrhandler: 805 while (yyps->save) 806 { 807 int ctry; 808 YYParseState *save = yyps->save; 809 #if YYDEBUG 810 if (yydebug) 811 fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n", 812 YYDEBUGSTR, yydepth, yystate, yyps->save->state, 813 (int)(yylvp - yylvals - yyps->save->lexeme)); 814 #endif 815 /* Memorize most forward-looking error state in case it's really an error. */ 816 if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals) 817 { 818 /* Free old saved error context state */ 819 if (yyerrctx) yyFreeState(yyerrctx); 820 /* Create and fill out new saved error context state */ 821 yyerrctx = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 822 if (yyerrctx == NULL) goto yyenomem; 823 yyerrctx->save = yyps->save; 824 yyerrctx->state = yystate; 825 yyerrctx->errflag = yyerrflag; 826 yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base); 827 memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 828 yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base); 829 memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 830 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 831 yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base); 832 memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 833 #endif 834 yyerrctx->lexeme = (int) (yylvp - yylvals); 835 } 836 yylvp = yylvals + save->lexeme; 837 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 838 yylpp = yylpsns + save->lexeme; 839 #endif 840 yylexp = yylexemes + save->lexeme; 841 yychar = YYEMPTY; 842 yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base); 843 memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 844 yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base); 845 memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 846 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 847 yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base); 848 memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 849 #endif 850 ctry = ++save->ctry; 851 yystate = save->state; 852 /* We tried shift, try reduce now */ 853 if ((yyn = yyctable[ctry]) >= 0) goto yyreduce; 854 yyps->save = save->save; 855 save->save = NULL; 856 yyFreeState(save); 857 858 /* Nothing left on the stack -- error */ 859 if (!yyps->save) 860 { 861 #if YYDEBUG 862 if (yydebug) 863 fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n", 864 YYPREFIX, yydepth); 865 #endif 866 /* Restore state as it was in the most forward-advanced error */ 867 yylvp = yylvals + yyerrctx->lexeme; 868 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 869 yylpp = yylpsns + yyerrctx->lexeme; 870 #endif 871 yylexp = yylexemes + yyerrctx->lexeme; 872 yychar = yylexp[-1]; 873 yylval = yylvp[-1]; 874 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 875 yylloc = yylpp[-1]; 876 #endif 877 yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base); 878 memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 879 yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base); 880 memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 881 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 882 yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base); 883 memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 884 #endif 885 yystate = yyerrctx->state; 886 yyFreeState(yyerrctx); 887 yyerrctx = NULL; 888 } 889 yynewerrflag = 1; 890 } 891 if (yynewerrflag == 0) goto yyinrecovery; 892 #endif /* YYBTYACC */ 893 894 YYERROR_CALL("syntax error"); 895 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 896 yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */ 897 #endif 898 899 #if !YYBTYACC 900 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 901 yyerrlab: 902 #endif 903 ++yynerrs; 904 905 yyinrecovery: 906 if (yyerrflag < 3) 907 { 908 yyerrflag = 3; 909 for (;;) 910 { 911 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 912 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 913 { 914 #if YYDEBUG 915 if (yydebug) 916 fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n", 917 YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]); 918 #endif 919 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 920 yystate = yytable[yyn]; 921 *++yystack.s_mark = yytable[yyn]; 922 *++yystack.l_mark = yylval; 923 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 924 /* lookahead position is error end position */ 925 yyerror_loc_range[1] = yylloc; 926 YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */ 927 *++yystack.p_mark = yyloc; 928 #endif 929 goto yyloop; 930 } 931 else 932 { 933 #if YYDEBUG 934 if (yydebug) 935 fprintf(stderr, "%s[%d]: error recovery discarding state %d\n", 936 YYDEBUGSTR, yydepth, *yystack.s_mark); 937 #endif 938 if (yystack.s_mark <= yystack.s_base) goto yyabort; 939 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 940 /* the current TOS position is the error start position */ 941 yyerror_loc_range[0] = *yystack.p_mark; 942 #endif 943 #if defined(YYDESTRUCT_CALL) 944 #if YYBTYACC 945 if (!yytrial) 946 #endif /* YYBTYACC */ 947 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 948 YYDESTRUCT_CALL("error: discarding state", 949 yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark); 950 #else 951 YYDESTRUCT_CALL("error: discarding state", 952 yystos[*yystack.s_mark], yystack.l_mark); 953 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 954 #endif /* defined(YYDESTRUCT_CALL) */ 955 --yystack.s_mark; 956 --yystack.l_mark; 957 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 958 --yystack.p_mark; 959 #endif 960 } 961 } 962 } 963 else 964 { 965 if (yychar == YYEOF) goto yyabort; 966 #if YYDEBUG 967 if (yydebug) 968 { 969 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 970 fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n", 971 YYDEBUGSTR, yydepth, yystate, yychar, yys); 972 } 973 #endif 974 #if defined(YYDESTRUCT_CALL) 975 #if YYBTYACC 976 if (!yytrial) 977 #endif /* YYBTYACC */ 978 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 979 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc); 980 #else 981 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval); 982 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 983 #endif /* defined(YYDESTRUCT_CALL) */ 984 yychar = YYEMPTY; 985 goto yyloop; 986 } 987 988 yyreduce: 989 yym = yylen[yyn]; 990 #if YYDEBUG 991 if (yydebug) 992 { 993 fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)", 994 YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]); 995 #ifdef YYSTYPE_TOSTRING 996 #if YYBTYACC 997 if (!yytrial) 998 #endif /* YYBTYACC */ 999 if (yym > 0) 1000 { 1001 int i; 1002 fputc('<', stderr); 1003 for (i = yym; i > 0; i--) 1004 { 1005 if (i != yym) fputs(", ", stderr); 1006 fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]], 1007 yystack.l_mark[1-i]), stderr); 1008 } 1009 fputc('>', stderr); 1010 } 1011 #endif 1012 fputc('\n', stderr); 1013 } 1014 #endif 1015 if (yym > 0) 1016 yyval = yystack.l_mark[1-yym]; 1017 else 1018 memset(&yyval, 0, sizeof yyval); 1019 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1020 1021 /* Perform position reduction */ 1022 memset(&yyloc, 0, sizeof(yyloc)); 1023 #if YYBTYACC 1024 if (!yytrial) 1025 #endif /* YYBTYACC */ 1026 { 1027 YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym); 1028 /* just in case YYERROR is invoked within the action, save 1029 the start of the rhs as the error start position */ 1030 yyerror_loc_range[0] = yystack.p_mark[1-yym]; 1031 } 1032 #endif 1033 1034 switch (yyn) 1035 { 1036 default: 1037 break; 1038 } 1039 yystack.s_mark -= yym; 1040 yystate = *yystack.s_mark; 1041 yystack.l_mark -= yym; 1042 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1043 yystack.p_mark -= yym; 1044 #endif 1045 yym = yylhs[yyn]; 1046 if (yystate == 0 && yym == 0) 1047 { 1048 #if YYDEBUG 1049 if (yydebug) 1050 { 1051 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1052 #ifdef YYSTYPE_TOSTRING 1053 #if YYBTYACC 1054 if (!yytrial) 1055 #endif /* YYBTYACC */ 1056 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval)); 1057 #endif 1058 fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL); 1059 } 1060 #endif 1061 yystate = YYFINAL; 1062 *++yystack.s_mark = YYFINAL; 1063 *++yystack.l_mark = yyval; 1064 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1065 *++yystack.p_mark = yyloc; 1066 #endif 1067 if (yychar < 0) 1068 { 1069 #if YYBTYACC 1070 do { 1071 if (yylvp < yylve) 1072 { 1073 /* we're currently re-reading tokens */ 1074 yylval = *yylvp++; 1075 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1076 yylloc = *yylpp++; 1077 #endif 1078 yychar = *yylexp++; 1079 break; 1080 } 1081 if (yyps->save) 1082 { 1083 /* in trial mode; save scanner results for future parse attempts */ 1084 if (yylvp == yylvlim) 1085 { /* Enlarge lexical value queue */ 1086 size_t p = (size_t) (yylvp - yylvals); 1087 size_t s = (size_t) (yylvlim - yylvals); 1088 1089 s += YYLVQUEUEGROWTH; 1090 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) 1091 goto yyenomem; 1092 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) 1093 goto yyenomem; 1094 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1095 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) 1096 goto yyenomem; 1097 #endif 1098 yylvp = yylve = yylvals + p; 1099 yylvlim = yylvals + s; 1100 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1101 yylpp = yylpe = yylpsns + p; 1102 yylplim = yylpsns + s; 1103 #endif 1104 yylexp = yylexemes + p; 1105 } 1106 *yylexp = (YYINT) YYLEX; 1107 *yylvp++ = yylval; 1108 yylve++; 1109 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1110 *yylpp++ = yylloc; 1111 yylpe++; 1112 #endif 1113 yychar = *yylexp++; 1114 break; 1115 } 1116 /* normal operation, no conflict encountered */ 1117 #endif /* YYBTYACC */ 1118 yychar = YYLEX; 1119 #if YYBTYACC 1120 } while (0); 1121 #endif /* YYBTYACC */ 1122 if (yychar < 0) yychar = YYEOF; 1123 #if YYDEBUG 1124 if (yydebug) 1125 { 1126 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 1127 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)\n", 1128 YYDEBUGSTR, yydepth, YYFINAL, yychar, yys); 1129 } 1130 #endif 1131 } 1132 if (yychar == YYEOF) goto yyaccept; 1133 goto yyloop; 1134 } 1135 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 1136 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 1137 yystate = yytable[yyn]; 1138 else 1139 yystate = yydgoto[yym]; 1140 #if YYDEBUG 1141 if (yydebug) 1142 { 1143 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1144 #ifdef YYSTYPE_TOSTRING 1145 #if YYBTYACC 1146 if (!yytrial) 1147 #endif /* YYBTYACC */ 1148 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval)); 1149 #endif 1150 fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate); 1151 } 1152 #endif 1153 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 1154 *++yystack.s_mark = (YYINT) yystate; 1155 *++yystack.l_mark = yyval; 1156 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1157 *++yystack.p_mark = yyloc; 1158 #endif 1159 goto yyloop; 1160 #if YYBTYACC 1161 1162 /* Reduction declares that this path is valid. Set yypath and do a full parse */ 1163 yyvalid: 1164 if (yypath) YYABORT; 1165 while (yyps->save) 1166 { 1167 YYParseState *save = yyps->save; 1168 yyps->save = save->save; 1169 save->save = yypath; 1170 yypath = save; 1171 } 1172 #if YYDEBUG 1173 if (yydebug) 1174 fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n", 1175 YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme)); 1176 #endif 1177 if (yyerrctx) 1178 { 1179 yyFreeState(yyerrctx); 1180 yyerrctx = NULL; 1181 } 1182 yylvp = yylvals + yypath->lexeme; 1183 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1184 yylpp = yylpsns + yypath->lexeme; 1185 #endif 1186 yylexp = yylexemes + yypath->lexeme; 1187 yychar = YYEMPTY; 1188 yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base); 1189 memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 1190 yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base); 1191 memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 1192 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1193 yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base); 1194 memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 1195 #endif 1196 yystate = yypath->state; 1197 goto yyloop; 1198 #endif /* YYBTYACC */ 1199 1200 yyoverflow: 1201 YYERROR_CALL("yacc stack overflow"); 1202 #if YYBTYACC 1203 goto yyabort_nomem; 1204 yyenomem: 1205 YYERROR_CALL("memory exhausted"); 1206 yyabort_nomem: 1207 #endif /* YYBTYACC */ 1208 yyresult = 2; 1209 goto yyreturn; 1210 1211 yyabort: 1212 yyresult = 1; 1213 goto yyreturn; 1214 1215 yyaccept: 1216 #if YYBTYACC 1217 if (yyps->save) goto yyvalid; 1218 #endif /* YYBTYACC */ 1219 yyresult = 0; 1220 1221 yyreturn: 1222 #if defined(YYDESTRUCT_CALL) 1223 if (yychar != YYEOF && yychar != YYEMPTY) 1224 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1225 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc); 1226 #else 1227 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval); 1228 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1229 1230 { 1231 YYSTYPE *pv; 1232 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1233 YYLTYPE *pp; 1234 1235 for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp) 1236 YYDESTRUCT_CALL("cleanup: discarding state", 1237 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp); 1238 #else 1239 for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv) 1240 YYDESTRUCT_CALL("cleanup: discarding state", 1241 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv); 1242 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1243 } 1244 #endif /* defined(YYDESTRUCT_CALL) */ 1245 1246 #if YYBTYACC 1247 if (yyerrctx) 1248 { 1249 yyFreeState(yyerrctx); 1250 yyerrctx = NULL; 1251 } 1252 while (yyps) 1253 { 1254 YYParseState *save = yyps; 1255 yyps = save->save; 1256 save->save = NULL; 1257 yyFreeState(save); 1258 } 1259 while (yypath) 1260 { 1261 YYParseState *save = yypath; 1262 yypath = save->save; 1263 save->save = NULL; 1264 yyFreeState(save); 1265 } 1266 #endif /* YYBTYACC */ 1267 yyfreestack(&yystack); 1268 return (yyresult); 1269 } 1270