1/* $NetBSD: error.tab.c,v 1.4 2021/02/20 22:57:57 christos Exp $ */ 2 3/* original parser id follows */ 4/* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */ 5/* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */ 6 7#define YYBYACC 1 8#define YYMAJOR 2 9#define YYMINOR 0 10#define YYCHECK "yyyymmdd" 11 12#define YYEMPTY (-1) 13#define yyclearin (yychar = YYEMPTY) 14#define yyerrok (yyerrflag = 0) 15#define YYRECOVERING() (yyerrflag != 0) 16#define YYENOMEM (-2) 17#define YYEOF 0 18 19#ifndef yyparse 20#define yyparse error_parse 21#endif /* yyparse */ 22 23#ifndef yylex 24#define yylex error_lex 25#endif /* yylex */ 26 27#ifndef yyerror 28#define yyerror error_error 29#endif /* yyerror */ 30 31#ifndef yychar 32#define yychar error_char 33#endif /* yychar */ 34 35#ifndef yyval 36#define yyval error_val 37#endif /* yyval */ 38 39#ifndef yylval 40#define yylval error_lval 41#endif /* yylval */ 42 43#ifndef yydebug 44#define yydebug error_debug 45#endif /* yydebug */ 46 47#ifndef yynerrs 48#define yynerrs error_nerrs 49#endif /* yynerrs */ 50 51#ifndef yyerrflag 52#define yyerrflag error_errflag 53#endif /* yyerrflag */ 54 55#ifndef yylhs 56#define yylhs error_lhs 57#endif /* yylhs */ 58 59#ifndef yylen 60#define yylen error_len 61#endif /* yylen */ 62 63#ifndef yydefred 64#define yydefred error_defred 65#endif /* yydefred */ 66 67#ifndef yydgoto 68#define yydgoto error_dgoto 69#endif /* yydgoto */ 70 71#ifndef yysindex 72#define yysindex error_sindex 73#endif /* yysindex */ 74 75#ifndef yyrindex 76#define yyrindex error_rindex 77#endif /* yyrindex */ 78 79#ifndef yygindex 80#define yygindex error_gindex 81#endif /* yygindex */ 82 83#ifndef yytable 84#define yytable error_table 85#endif /* yytable */ 86 87#ifndef yycheck 88#define yycheck error_check 89#endif /* yycheck */ 90 91#ifndef yyname 92#define yyname error_name 93#endif /* yyname */ 94 95#ifndef yyrule 96#define yyrule error_rule 97#endif /* yyrule */ 98#define YYPREFIX "error_" 99 100#define YYPURE 0 101 102#line 2 "error.y" 103int yylex(void); 104static void yyerror(const char *); 105#line 104 "error.tab.c" 106 107#if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED) 108/* Default: YYSTYPE is the semantic value type. */ 109typedef int YYSTYPE; 110# define YYSTYPE_IS_DECLARED 1 111#endif 112 113/* compatibility with bison */ 114#ifdef YYPARSE_PARAM 115/* compatibility with FreeBSD */ 116# ifdef YYPARSE_PARAM_TYPE 117# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) 118# else 119# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) 120# endif 121#else 122# define YYPARSE_DECL() yyparse(void) 123#endif 124 125/* Parameters sent to lex. */ 126#ifdef YYLEX_PARAM 127# define YYLEX_DECL() yylex(void *YYLEX_PARAM) 128# define YYLEX yylex(YYLEX_PARAM) 129#else 130# define YYLEX_DECL() yylex(void) 131# define YYLEX yylex() 132#endif 133 134/* Parameters sent to yyerror. */ 135#ifndef YYERROR_DECL 136#define YYERROR_DECL() yyerror(const char *s) 137#endif 138#ifndef YYERROR_CALL 139#define YYERROR_CALL(msg) yyerror(msg) 140#endif 141 142extern int YYPARSE_DECL(); 143 144#define YYERRCODE 256 145typedef short YYINT; 146static const YYINT error_lhs[] = { -1, 147 0, 148}; 149static const YYINT error_len[] = { 2, 150 1, 151}; 152static const YYINT error_defred[] = { 0, 153 1, 0, 154}; 155static const YYINT error_dgoto[] = { 2, 156}; 157static const YYINT error_sindex[] = { -256, 158 0, 0, 159}; 160static const YYINT error_rindex[] = { 0, 161 0, 0, 162}; 163static const YYINT error_gindex[] = { 0, 164}; 165#define YYTABLESIZE 0 166static const YYINT error_table[] = { 1, 167}; 168static const YYINT error_check[] = { 256, 169}; 170#define YYFINAL 2 171#ifndef YYDEBUG 172#define YYDEBUG 0 173#endif 174#define YYMAXTOKEN 256 175#define YYUNDFTOKEN 259 176#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 177#if YYDEBUG 178static const char *const error_name[] = { 179 180"end-of-file",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, 1810,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1820,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1830,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1840,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1850,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1860,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol", 187}; 188static const char *const error_rule[] = { 189"$accept : S", 190"S : error", 191 192}; 193#endif 194 195#if YYDEBUG 196int yydebug; 197#endif 198 199int yyerrflag; 200int yychar; 201YYSTYPE yyval; 202YYSTYPE yylval; 203int yynerrs; 204 205/* define the initial stack-sizes */ 206#ifdef YYSTACKSIZE 207#undef YYMAXDEPTH 208#define YYMAXDEPTH YYSTACKSIZE 209#else 210#ifdef YYMAXDEPTH 211#define YYSTACKSIZE YYMAXDEPTH 212#else 213#define YYSTACKSIZE 10000 214#define YYMAXDEPTH 10000 215#endif 216#endif 217 218#define YYINITSTACKSIZE 200 219 220typedef struct { 221 unsigned stacksize; 222 YYINT *s_base; 223 YYINT *s_mark; 224 YYINT *s_last; 225 YYSTYPE *l_base; 226 YYSTYPE *l_mark; 227} YYSTACKDATA; 228/* variables for the parser stack */ 229static YYSTACKDATA yystack; 230#line 8 "error.y" 231 232#include <stdio.h> 233 234int 235main(void) 236{ 237 printf("yyparse() = %d\n", yyparse()); 238 return 0; 239} 240 241int 242yylex(void) 243{ 244 return -1; 245} 246 247static void 248yyerror(const char* s) 249{ 250 printf("%s\n", s); 251} 252#line 251 "error.tab.c" 253 254#if YYDEBUG 255#include <stdio.h> /* needed for printf */ 256#endif 257 258#include <stdlib.h> /* needed for malloc, etc */ 259#include <string.h> /* needed for memset */ 260 261/* allocate initial stack or double stack size, up to YYMAXDEPTH */ 262static int yygrowstack(YYSTACKDATA *data) 263{ 264 int i; 265 unsigned newsize; 266 YYINT *newss; 267 YYSTYPE *newvs; 268 269 if ((newsize = data->stacksize) == 0) 270 newsize = YYINITSTACKSIZE; 271 else if (newsize >= YYMAXDEPTH) 272 return YYENOMEM; 273 else if ((newsize *= 2) > YYMAXDEPTH) 274 newsize = YYMAXDEPTH; 275 276 i = (int) (data->s_mark - data->s_base); 277 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 278 if (newss == 0) 279 return YYENOMEM; 280 281 data->s_base = newss; 282 data->s_mark = newss + i; 283 284 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 285 if (newvs == 0) 286 return YYENOMEM; 287 288 data->l_base = newvs; 289 data->l_mark = newvs + i; 290 291 data->stacksize = newsize; 292 data->s_last = data->s_base + newsize - 1; 293 return 0; 294} 295 296#if YYPURE || defined(YY_NO_LEAKS) 297static void yyfreestack(YYSTACKDATA *data) 298{ 299 free(data->s_base); 300 free(data->l_base); 301 memset(data, 0, sizeof(*data)); 302} 303#else 304#define yyfreestack(data) /* nothing */ 305#endif 306 307#define YYABORT goto yyabort 308#define YYREJECT goto yyabort 309#define YYACCEPT goto yyaccept 310#define YYERROR goto yyerrlab 311 312int 313YYPARSE_DECL() 314{ 315 int yym, yyn, yystate; 316#if YYDEBUG 317 const char *yys; 318 319 if ((yys = getenv("YYDEBUG")) != 0) 320 { 321 yyn = *yys; 322 if (yyn >= '0' && yyn <= '9') 323 yydebug = yyn - '0'; 324 } 325#endif 326 327 yym = 0; 328 yyn = 0; 329 yynerrs = 0; 330 yyerrflag = 0; 331 yychar = YYEMPTY; 332 yystate = 0; 333 334#if YYPURE 335 memset(&yystack, 0, sizeof(yystack)); 336#endif 337 338 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 339 yystack.s_mark = yystack.s_base; 340 yystack.l_mark = yystack.l_base; 341 yystate = 0; 342 *yystack.s_mark = 0; 343 344yyloop: 345 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 346 if (yychar < 0) 347 { 348 yychar = YYLEX; 349 if (yychar < 0) yychar = YYEOF; 350#if YYDEBUG 351 if (yydebug) 352 { 353 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 354 printf("%sdebug: state %d, reading %d (%s)\n", 355 YYPREFIX, yystate, yychar, yys); 356 } 357#endif 358 } 359 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 360 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 361 { 362#if YYDEBUG 363 if (yydebug) 364 printf("%sdebug: state %d, shifting to state %d\n", 365 YYPREFIX, yystate, yytable[yyn]); 366#endif 367 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 368 yystate = yytable[yyn]; 369 *++yystack.s_mark = yytable[yyn]; 370 *++yystack.l_mark = yylval; 371 yychar = YYEMPTY; 372 if (yyerrflag > 0) --yyerrflag; 373 goto yyloop; 374 } 375 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 376 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 377 { 378 yyn = yytable[yyn]; 379 goto yyreduce; 380 } 381 if (yyerrflag != 0) goto yyinrecovery; 382 383 YYERROR_CALL("syntax error"); 384 385 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 386yyerrlab: 387 ++yynerrs; 388 389yyinrecovery: 390 if (yyerrflag < 3) 391 { 392 yyerrflag = 3; 393 for (;;) 394 { 395 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 396 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 397 { 398#if YYDEBUG 399 if (yydebug) 400 printf("%sdebug: state %d, error recovery shifting\ 401 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); 402#endif 403 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 404 yystate = yytable[yyn]; 405 *++yystack.s_mark = yytable[yyn]; 406 *++yystack.l_mark = yylval; 407 goto yyloop; 408 } 409 else 410 { 411#if YYDEBUG 412 if (yydebug) 413 printf("%sdebug: error recovery discarding state %d\n", 414 YYPREFIX, *yystack.s_mark); 415#endif 416 if (yystack.s_mark <= yystack.s_base) goto yyabort; 417 --yystack.s_mark; 418 --yystack.l_mark; 419 } 420 } 421 } 422 else 423 { 424 if (yychar == YYEOF) goto yyabort; 425#if YYDEBUG 426 if (yydebug) 427 { 428 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 429 printf("%sdebug: state %d, error recovery discards token %d (%s)\n", 430 YYPREFIX, yystate, yychar, yys); 431 } 432#endif 433 yychar = YYEMPTY; 434 goto yyloop; 435 } 436 437yyreduce: 438#if YYDEBUG 439 if (yydebug) 440 printf("%sdebug: state %d, reducing by rule %d (%s)\n", 441 YYPREFIX, yystate, yyn, yyrule[yyn]); 442#endif 443 yym = yylen[yyn]; 444 if (yym > 0) 445 yyval = yystack.l_mark[1-yym]; 446 else 447 memset(&yyval, 0, sizeof yyval); 448 449 switch (yyn) 450 { 451 } 452 yystack.s_mark -= yym; 453 yystate = *yystack.s_mark; 454 yystack.l_mark -= yym; 455 yym = yylhs[yyn]; 456 if (yystate == 0 && yym == 0) 457 { 458#if YYDEBUG 459 if (yydebug) 460 printf("%sdebug: after reduction, shifting from state 0 to\ 461 state %d\n", YYPREFIX, YYFINAL); 462#endif 463 yystate = YYFINAL; 464 *++yystack.s_mark = YYFINAL; 465 *++yystack.l_mark = yyval; 466 if (yychar < 0) 467 { 468 yychar = YYLEX; 469 if (yychar < 0) yychar = YYEOF; 470#if YYDEBUG 471 if (yydebug) 472 { 473 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 474 printf("%sdebug: state %d, reading %d (%s)\n", 475 YYPREFIX, YYFINAL, yychar, yys); 476 } 477#endif 478 } 479 if (yychar == YYEOF) goto yyaccept; 480 goto yyloop; 481 } 482 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 483 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 484 yystate = yytable[yyn]; 485 else 486 yystate = yydgoto[yym]; 487#if YYDEBUG 488 if (yydebug) 489 printf("%sdebug: after reduction, shifting from state %d \ 490to state %d\n", YYPREFIX, *yystack.s_mark, yystate); 491#endif 492 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 493 *++yystack.s_mark = (YYINT) yystate; 494 *++yystack.l_mark = yyval; 495 goto yyloop; 496 497yyoverflow: 498 YYERROR_CALL("yacc stack overflow"); 499 500yyabort: 501 yyfreestack(&yystack); 502 return (1); 503 504yyaccept: 505 yyfreestack(&yystack); 506 return (0); 507} 508