1/* $NetBSD: err_syntax18.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 err_syntax18_parse 21#endif /* yyparse */ 22 23#ifndef yylex 24#define yylex err_syntax18_lex 25#endif /* yylex */ 26 27#ifndef yyerror 28#define yyerror err_syntax18_error 29#endif /* yyerror */ 30 31#ifndef yychar 32#define yychar err_syntax18_char 33#endif /* yychar */ 34 35#ifndef yyval 36#define yyval err_syntax18_val 37#endif /* yyval */ 38 39#ifndef yylval 40#define yylval err_syntax18_lval 41#endif /* yylval */ 42 43#ifndef yydebug 44#define yydebug err_syntax18_debug 45#endif /* yydebug */ 46 47#ifndef yynerrs 48#define yynerrs err_syntax18_nerrs 49#endif /* yynerrs */ 50 51#ifndef yyerrflag 52#define yyerrflag err_syntax18_errflag 53#endif /* yyerrflag */ 54 55#ifndef yylhs 56#define yylhs err_syntax18_lhs 57#endif /* yylhs */ 58 59#ifndef yylen 60#define yylen err_syntax18_len 61#endif /* yylen */ 62 63#ifndef yydefred 64#define yydefred err_syntax18_defred 65#endif /* yydefred */ 66 67#ifndef yydgoto 68#define yydgoto err_syntax18_dgoto 69#endif /* yydgoto */ 70 71#ifndef yysindex 72#define yysindex err_syntax18_sindex 73#endif /* yysindex */ 74 75#ifndef yyrindex 76#define yyrindex err_syntax18_rindex 77#endif /* yyrindex */ 78 79#ifndef yygindex 80#define yygindex err_syntax18_gindex 81#endif /* yygindex */ 82 83#ifndef yytable 84#define yytable err_syntax18_table 85#endif /* yytable */ 86 87#ifndef yycheck 88#define yycheck err_syntax18_check 89#endif /* yycheck */ 90 91#ifndef yyname 92#define yyname err_syntax18_name 93#endif /* yyname */ 94 95#ifndef yyrule 96#define yyrule err_syntax18_rule 97#endif /* yyrule */ 98#define YYPREFIX "err_syntax18_" 99 100#define YYPURE 0 101 102#line 2 "err_syntax18.y" 103int yylex(void); 104static void yyerror(const char *); 105#line 104 "err_syntax18.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 err_syntax18_lhs[] = { -1, 147 0, 148}; 149static const YYINT err_syntax18_len[] = { 2, 150 3, 151}; 152static const YYINT err_syntax18_defred[] = { 0, 153 0, 0, 0, 1, 154}; 155static const YYINT err_syntax18_dgoto[] = { 2, 156}; 157static const YYINT err_syntax18_sindex[] = { -40, 158 -40, 0, -39, 0, 159}; 160static const YYINT err_syntax18_rindex[] = { 0, 161 0, 0, 0, 0, 162}; 163static const YYINT err_syntax18_gindex[] = { 2, 164}; 165#define YYTABLESIZE 3 166static const YYINT err_syntax18_table[] = { 1, 167 0, 4, 3, 168}; 169static const YYINT err_syntax18_check[] = { 40, 170 -1, 41, 1, 171}; 172#define YYFINAL 2 173#ifndef YYDEBUG 174#define YYDEBUG 0 175#endif 176#define YYMAXTOKEN 256 177#define YYUNDFTOKEN 259 178#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 179#if YYDEBUG 180static const char *const err_syntax18_name[] = { 181 182"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, 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, 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, 1860,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1870,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1880,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol", 189}; 190static const char *const err_syntax18_rule[] = { 191"$accept : expr", 192"expr : '(' expr ')'", 193 194}; 195#endif 196 197#if YYDEBUG 198int yydebug; 199#endif 200 201int yyerrflag; 202int yychar; 203YYSTYPE yyval; 204YYSTYPE yylval; 205int yynerrs; 206 207/* define the initial stack-sizes */ 208#ifdef YYSTACKSIZE 209#undef YYMAXDEPTH 210#define YYMAXDEPTH YYSTACKSIZE 211#else 212#ifdef YYMAXDEPTH 213#define YYSTACKSIZE YYMAXDEPTH 214#else 215#define YYSTACKSIZE 10000 216#define YYMAXDEPTH 10000 217#endif 218#endif 219 220#define YYINITSTACKSIZE 200 221 222typedef struct { 223 unsigned stacksize; 224 YYINT *s_base; 225 YYINT *s_mark; 226 YYINT *s_last; 227 YYSTYPE *l_base; 228 YYSTYPE *l_mark; 229} YYSTACKDATA; 230/* variables for the parser stack */ 231static YYSTACKDATA yystack; 232#line 13 "err_syntax18.y" 233 234#include <stdio.h> 235 236int 237main(void) 238{ 239 printf("yyparse() = %d\n", yyparse()); 240 return 0; 241} 242 243int 244yylex(void) 245{ 246 return -1; 247} 248 249static void 250yyerror(const char* s) 251{ 252 printf("%s\n", s); 253} 254#line 253 "err_syntax18.tab.c" 255 256#if YYDEBUG 257#include <stdio.h> /* needed for printf */ 258#endif 259 260#include <stdlib.h> /* needed for malloc, etc */ 261#include <string.h> /* needed for memset */ 262 263/* allocate initial stack or double stack size, up to YYMAXDEPTH */ 264static int yygrowstack(YYSTACKDATA *data) 265{ 266 int i; 267 unsigned newsize; 268 YYINT *newss; 269 YYSTYPE *newvs; 270 271 if ((newsize = data->stacksize) == 0) 272 newsize = YYINITSTACKSIZE; 273 else if (newsize >= YYMAXDEPTH) 274 return YYENOMEM; 275 else if ((newsize *= 2) > YYMAXDEPTH) 276 newsize = YYMAXDEPTH; 277 278 i = (int) (data->s_mark - data->s_base); 279 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 280 if (newss == 0) 281 return YYENOMEM; 282 283 data->s_base = newss; 284 data->s_mark = newss + i; 285 286 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 287 if (newvs == 0) 288 return YYENOMEM; 289 290 data->l_base = newvs; 291 data->l_mark = newvs + i; 292 293 data->stacksize = newsize; 294 data->s_last = data->s_base + newsize - 1; 295 return 0; 296} 297 298#if YYPURE || defined(YY_NO_LEAKS) 299static void yyfreestack(YYSTACKDATA *data) 300{ 301 free(data->s_base); 302 free(data->l_base); 303 memset(data, 0, sizeof(*data)); 304} 305#else 306#define yyfreestack(data) /* nothing */ 307#endif 308 309#define YYABORT goto yyabort 310#define YYREJECT goto yyabort 311#define YYACCEPT goto yyaccept 312#define YYERROR goto yyerrlab 313 314int 315YYPARSE_DECL() 316{ 317 int yym, yyn, yystate; 318#if YYDEBUG 319 const char *yys; 320 321 if ((yys = getenv("YYDEBUG")) != 0) 322 { 323 yyn = *yys; 324 if (yyn >= '0' && yyn <= '9') 325 yydebug = yyn - '0'; 326 } 327#endif 328 329 yym = 0; 330 yyn = 0; 331 yynerrs = 0; 332 yyerrflag = 0; 333 yychar = YYEMPTY; 334 yystate = 0; 335 336#if YYPURE 337 memset(&yystack, 0, sizeof(yystack)); 338#endif 339 340 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 341 yystack.s_mark = yystack.s_base; 342 yystack.l_mark = yystack.l_base; 343 yystate = 0; 344 *yystack.s_mark = 0; 345 346yyloop: 347 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 348 if (yychar < 0) 349 { 350 yychar = YYLEX; 351 if (yychar < 0) yychar = YYEOF; 352#if YYDEBUG 353 if (yydebug) 354 { 355 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 356 printf("%sdebug: state %d, reading %d (%s)\n", 357 YYPREFIX, yystate, yychar, yys); 358 } 359#endif 360 } 361 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 362 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 363 { 364#if YYDEBUG 365 if (yydebug) 366 printf("%sdebug: state %d, shifting to state %d\n", 367 YYPREFIX, yystate, yytable[yyn]); 368#endif 369 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 370 yystate = yytable[yyn]; 371 *++yystack.s_mark = yytable[yyn]; 372 *++yystack.l_mark = yylval; 373 yychar = YYEMPTY; 374 if (yyerrflag > 0) --yyerrflag; 375 goto yyloop; 376 } 377 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 378 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 379 { 380 yyn = yytable[yyn]; 381 goto yyreduce; 382 } 383 if (yyerrflag != 0) goto yyinrecovery; 384 385 YYERROR_CALL("syntax error"); 386 387 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 388yyerrlab: 389 ++yynerrs; 390 391yyinrecovery: 392 if (yyerrflag < 3) 393 { 394 yyerrflag = 3; 395 for (;;) 396 { 397 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 398 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 399 { 400#if YYDEBUG 401 if (yydebug) 402 printf("%sdebug: state %d, error recovery shifting\ 403 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); 404#endif 405 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 406 yystate = yytable[yyn]; 407 *++yystack.s_mark = yytable[yyn]; 408 *++yystack.l_mark = yylval; 409 goto yyloop; 410 } 411 else 412 { 413#if YYDEBUG 414 if (yydebug) 415 printf("%sdebug: error recovery discarding state %d\n", 416 YYPREFIX, *yystack.s_mark); 417#endif 418 if (yystack.s_mark <= yystack.s_base) goto yyabort; 419 --yystack.s_mark; 420 --yystack.l_mark; 421 } 422 } 423 } 424 else 425 { 426 if (yychar == YYEOF) goto yyabort; 427#if YYDEBUG 428 if (yydebug) 429 { 430 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 431 printf("%sdebug: state %d, error recovery discards token %d (%s)\n", 432 YYPREFIX, yystate, yychar, yys); 433 } 434#endif 435 yychar = YYEMPTY; 436 goto yyloop; 437 } 438 439yyreduce: 440#if YYDEBUG 441 if (yydebug) 442 printf("%sdebug: state %d, reducing by rule %d (%s)\n", 443 YYPREFIX, yystate, yyn, yyrule[yyn]); 444#endif 445 yym = yylen[yyn]; 446 if (yym > 0) 447 yyval = yystack.l_mark[1-yym]; 448 else 449 memset(&yyval, 0, sizeof yyval); 450 451 switch (yyn) 452 { 453case 1: 454#line 9 "err_syntax18.y" 455 { yyval = yystack.l_mark[1]; } 456break; 457#line 456 "err_syntax18.tab.c" 458 } 459 yystack.s_mark -= yym; 460 yystate = *yystack.s_mark; 461 yystack.l_mark -= yym; 462 yym = yylhs[yyn]; 463 if (yystate == 0 && yym == 0) 464 { 465#if YYDEBUG 466 if (yydebug) 467 printf("%sdebug: after reduction, shifting from state 0 to\ 468 state %d\n", YYPREFIX, YYFINAL); 469#endif 470 yystate = YYFINAL; 471 *++yystack.s_mark = YYFINAL; 472 *++yystack.l_mark = yyval; 473 if (yychar < 0) 474 { 475 yychar = YYLEX; 476 if (yychar < 0) yychar = YYEOF; 477#if YYDEBUG 478 if (yydebug) 479 { 480 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 481 printf("%sdebug: state %d, reading %d (%s)\n", 482 YYPREFIX, YYFINAL, yychar, yys); 483 } 484#endif 485 } 486 if (yychar == YYEOF) goto yyaccept; 487 goto yyloop; 488 } 489 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 490 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 491 yystate = yytable[yyn]; 492 else 493 yystate = yydgoto[yym]; 494#if YYDEBUG 495 if (yydebug) 496 printf("%sdebug: after reduction, shifting from state %d \ 497to state %d\n", YYPREFIX, *yystack.s_mark, yystate); 498#endif 499 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 500 *++yystack.s_mark = (YYINT) yystate; 501 *++yystack.l_mark = yyval; 502 goto yyloop; 503 504yyoverflow: 505 YYERROR_CALL("yacc stack overflow"); 506 507yyabort: 508 yyfreestack(&yystack); 509 return (1); 510 511yyaccept: 512 yyfreestack(&yystack); 513 return (0); 514} 515