1 /* $NetBSD: err_syntax18.tab.c,v 1.5 2024/09/14 21:29:04 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" 103 int yylex(void); 104 static 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. */ 109 typedef 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 141 142 extern int YYPARSE_DECL(); 143 144 #define YYERRCODE 256 145 typedef int YYINT; 146 static const YYINT err_syntax18_lhs[] = { -1, 147 0, 148 }; 149 static const YYINT err_syntax18_len[] = { 2, 150 3, 151 }; 152 static const YYINT err_syntax18_defred[] = { 0, 153 0, 0, 0, 1, 154 }; 155 static const YYINT err_syntax18_dgoto[] = { 2, 156 }; 157 static const YYINT err_syntax18_sindex[] = { -40, 158 -40, 0, -39, 0, 159 }; 160 static const YYINT err_syntax18_rindex[] = { 0, 161 0, 0, 0, 0, 162 }; 163 static const YYINT err_syntax18_gindex[] = { 2, 164 }; 165 #define YYTABLESIZE 3 166 static const YYINT err_syntax18_table[] = { 1, 167 0, 4, 3, 168 }; 169 static 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 180 static 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, 183 0,0,0,0,0,0,"'('","')'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 184 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 185 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 186 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 187 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 188 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol", 189 }; 190 static const char *const err_syntax18_rule[] = { 191 "$accept : expr", 192 "expr : '(' expr ')'", 193 194 }; 195 #endif 196 197 #if YYDEBUG 198 int yydebug; 199 #endif 200 201 int yyerrflag; 202 int yychar; 203 YYSTYPE yyval; 204 YYSTYPE yylval; 205 int 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 200 221 222 typedef 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 */ 231 static YYSTACKDATA yystack; 232 #line 13 "err_syntax18.y" 233 234 #include <stdio.h> 235 236 int 237 main(void) 238 { 239 printf("yyparse() = %d\n", yyparse()); 240 return 0; 241 } 242 243 int 244 yylex(void) 245 { 246 return -1; 247 } 248 249 static void 250 yyerror(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 */ 264 static 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) 299 static 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 313 314 int 315 YYPARSE_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 is set below */ 330 /* yyn is set below */ 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; 345 346 yyloop: 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 */ 388 yyerrlab: 389 ++yynerrs; 390 391 yyinrecovery: 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 } 438 439 yyreduce: 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 { 453 case 1: 454 #line 9 "err_syntax18.y" 455 { yyval = yystack.l_mark[1]; } 456 #line 455 "err_syntax18.tab.c" 457 break; 458 #line 457 "err_syntax18.tab.c" 459 } 460 yystack.s_mark -= yym; 461 yystate = *yystack.s_mark; 462 yystack.l_mark -= yym; 463 yym = yylhs[yyn]; 464 if (yystate == 0 && yym == 0) 465 { 466 #if YYDEBUG 467 if (yydebug) 468 printf("%sdebug: after reduction, shifting from state 0 to\ 469 state %d\n", YYPREFIX, YYFINAL); 470 #endif 471 yystate = YYFINAL; 472 *++yystack.s_mark = YYFINAL; 473 *++yystack.l_mark = yyval; 474 if (yychar < 0) 475 { 476 yychar = YYLEX; 477 if (yychar < 0) yychar = YYEOF; 478 #if YYDEBUG 479 if (yydebug) 480 { 481 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 482 printf("%sdebug: state %d, reading %d (%s)\n", 483 YYPREFIX, YYFINAL, yychar, yys); 484 } 485 #endif 486 } 487 if (yychar == YYEOF) goto yyaccept; 488 goto yyloop; 489 } 490 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 491 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 492 yystate = yytable[yyn]; 493 else 494 yystate = yydgoto[yym]; 495 #if YYDEBUG 496 if (yydebug) 497 printf("%sdebug: after reduction, shifting from state %d \ 498 to state %d\n", YYPREFIX, *yystack.s_mark, yystate); 499 #endif 500 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 501 *++yystack.s_mark = (YYINT) yystate; 502 *++yystack.l_mark = yyval; 503 goto yyloop; 504 505 yyoverflow: 506 YYERROR_CALL("yacc stack overflow"); 507 508 yyabort: 509 yyfreestack(&yystack); 510 return (1); 511 512 yyaccept: 513 yyfreestack(&yystack); 514 return (0); 515 } 516