1 /* $NetBSD: pure_error.tab.c,v 1.2 2017/02/11 19:33:13 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 1 9 #define YYMINOR 9 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 1 101 102 #line 2 "pure_error.y" 103 104 #ifdef YYBISON 105 #define YYSTYPE int 106 #define YYLEX_PARAM &yylval 107 #define YYLEX_DECL() yylex(YYSTYPE *yylval) 108 #define YYERROR_DECL() yyerror(const char *s) 109 int YYLEX_DECL(); 110 static void YYERROR_DECL(); 111 #endif 112 113 #line 112 "pure_error.tab.c" 114 115 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED) 116 /* Default: YYSTYPE is the semantic value type. */ 117 typedef int YYSTYPE; 118 # define YYSTYPE_IS_DECLARED 1 119 #endif 120 121 /* compatibility with bison */ 122 #ifdef YYPARSE_PARAM 123 /* compatibility with FreeBSD */ 124 # ifdef YYPARSE_PARAM_TYPE 125 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) 126 # else 127 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) 128 # endif 129 #else 130 # define YYPARSE_DECL() yyparse(void) 131 #endif 132 133 /* Parameters sent to lex. */ 134 #ifdef YYLEX_PARAM 135 # ifdef YYLEX_PARAM_TYPE 136 # define YYLEX_DECL() yylex(YYSTYPE *yylval, YYLEX_PARAM_TYPE YYLEX_PARAM) 137 # else 138 # define YYLEX_DECL() yylex(YYSTYPE *yylval, void * YYLEX_PARAM) 139 # endif 140 # define YYLEX yylex(&yylval, YYLEX_PARAM) 141 #else 142 # define YYLEX_DECL() yylex(YYSTYPE *yylval) 143 # define YYLEX yylex(&yylval) 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 153 154 extern int YYPARSE_DECL(); 155 156 #define YYERRCODE 256 157 typedef short YYINT; 158 static const YYINT error_lhs[] = { -1, 159 0, 160 }; 161 static const YYINT error_len[] = { 2, 162 1, 163 }; 164 static const YYINT error_defred[] = { 0, 165 1, 0, 166 }; 167 static const YYINT error_dgoto[] = { 2, 168 }; 169 static const YYINT error_sindex[] = { -256, 170 0, 0, 171 }; 172 static const YYINT error_rindex[] = { 0, 173 0, 0, 174 }; 175 static const YYINT error_gindex[] = { 0, 176 }; 177 #define YYTABLESIZE 0 178 static const YYINT error_table[] = { 1, 179 }; 180 static const YYINT error_check[] = { 256, 181 }; 182 #define YYFINAL 2 183 #ifndef YYDEBUG 184 #define YYDEBUG 0 185 #endif 186 #define YYMAXTOKEN 256 187 #define YYUNDFTOKEN 259 188 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 189 #if YYDEBUG 190 static const char *const error_name[] = { 191 192 "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, 193 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 194 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 195 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 196 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 197 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 198 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol", 199 }; 200 static const char *const error_rule[] = { 201 "$accept : S", 202 "S : error", 203 204 }; 205 #endif 206 207 int yydebug; 208 int yynerrs; 209 210 /* define the initial stack-sizes */ 211 #ifdef YYSTACKSIZE 212 #undef YYMAXDEPTH 213 #define YYMAXDEPTH YYSTACKSIZE 214 #else 215 #ifdef YYMAXDEPTH 216 #define YYSTACKSIZE YYMAXDEPTH 217 #else 218 #define YYSTACKSIZE 10000 219 #define YYMAXDEPTH 10000 220 #endif 221 #endif 222 223 #define YYINITSTACKSIZE 200 224 225 typedef struct { 226 unsigned stacksize; 227 YYINT *s_base; 228 YYINT *s_mark; 229 YYINT *s_last; 230 YYSTYPE *l_base; 231 YYSTYPE *l_mark; 232 } YYSTACKDATA; 233 #line 17 "pure_error.y" 234 235 #include <stdio.h> 236 237 #ifdef YYBYACC 238 extern int YYLEX_DECL(); 239 #endif 240 241 int 242 main(void) 243 { 244 printf("yyparse() = %d\n", yyparse()); 245 return 0; 246 } 247 248 int 249 yylex(YYSTYPE *value) 250 { 251 return value ? 0 : -1; 252 } 253 254 static void 255 yyerror(const char* s) 256 { 257 printf("%s\n", s); 258 } 259 #line 258 "pure_error.tab.c" 260 261 #if YYDEBUG 262 #include <stdio.h> /* needed for printf */ 263 #endif 264 265 #include <stdlib.h> /* needed for malloc, etc */ 266 #include <string.h> /* needed for memset */ 267 268 /* allocate initial stack or double stack size, up to YYMAXDEPTH */ 269 static int yygrowstack(YYSTACKDATA *data) 270 { 271 int i; 272 unsigned newsize; 273 YYINT *newss; 274 YYSTYPE *newvs; 275 276 if ((newsize = data->stacksize) == 0) 277 newsize = YYINITSTACKSIZE; 278 else if (newsize >= YYMAXDEPTH) 279 return YYENOMEM; 280 else if ((newsize *= 2) > YYMAXDEPTH) 281 newsize = YYMAXDEPTH; 282 283 i = (int) (data->s_mark - data->s_base); 284 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 285 if (newss == 0) 286 return YYENOMEM; 287 288 data->s_base = newss; 289 data->s_mark = newss + i; 290 291 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 292 if (newvs == 0) 293 return YYENOMEM; 294 295 data->l_base = newvs; 296 data->l_mark = newvs + i; 297 298 data->stacksize = newsize; 299 data->s_last = data->s_base + newsize - 1; 300 return 0; 301 } 302 303 #if YYPURE || defined(YY_NO_LEAKS) 304 static void yyfreestack(YYSTACKDATA *data) 305 { 306 free(data->s_base); 307 free(data->l_base); 308 memset(data, 0, sizeof(*data)); 309 } 310 #else 311 #define yyfreestack(data) /* nothing */ 312 #endif 313 314 #define YYABORT goto yyabort 315 #define YYREJECT goto yyabort 316 #define YYACCEPT goto yyaccept 317 #define YYERROR goto yyerrlab 318 319 int 320 YYPARSE_DECL() 321 { 322 int yyerrflag; 323 int yychar; 324 YYSTYPE yyval; 325 YYSTYPE yylval; 326 327 /* variables for the parser stack */ 328 YYSTACKDATA yystack; 329 int yym, yyn, yystate; 330 #if YYDEBUG 331 const char *yys; 332 333 if ((yys = getenv("YYDEBUG")) != 0) 334 { 335 yyn = *yys; 336 if (yyn >= '0' && yyn <= '9') 337 yydebug = yyn - '0'; 338 } 339 #endif 340 341 yym = 0; 342 yyn = 0; 343 yynerrs = 0; 344 yyerrflag = 0; 345 yychar = YYEMPTY; 346 yystate = 0; 347 348 #if YYPURE 349 memset(&yystack, 0, sizeof(yystack)); 350 #endif 351 352 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 353 yystack.s_mark = yystack.s_base; 354 yystack.l_mark = yystack.l_base; 355 yystate = 0; 356 *yystack.s_mark = 0; 357 358 yyloop: 359 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 360 if (yychar < 0) 361 { 362 yychar = YYLEX; 363 if (yychar < 0) yychar = YYEOF; 364 #if YYDEBUG 365 if (yydebug) 366 { 367 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 368 printf("%sdebug: state %d, reading %d (%s)\n", 369 YYPREFIX, yystate, yychar, yys); 370 } 371 #endif 372 } 373 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 374 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 375 { 376 #if YYDEBUG 377 if (yydebug) 378 printf("%sdebug: state %d, shifting to state %d\n", 379 YYPREFIX, yystate, yytable[yyn]); 380 #endif 381 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 382 yystate = yytable[yyn]; 383 *++yystack.s_mark = yytable[yyn]; 384 *++yystack.l_mark = yylval; 385 yychar = YYEMPTY; 386 if (yyerrflag > 0) --yyerrflag; 387 goto yyloop; 388 } 389 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 390 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 391 { 392 yyn = yytable[yyn]; 393 goto yyreduce; 394 } 395 if (yyerrflag != 0) goto yyinrecovery; 396 397 YYERROR_CALL("syntax error"); 398 399 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 400 yyerrlab: 401 ++yynerrs; 402 403 yyinrecovery: 404 if (yyerrflag < 3) 405 { 406 yyerrflag = 3; 407 for (;;) 408 { 409 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 410 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 411 { 412 #if YYDEBUG 413 if (yydebug) 414 printf("%sdebug: state %d, error recovery shifting\ 415 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); 416 #endif 417 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 418 yystate = yytable[yyn]; 419 *++yystack.s_mark = yytable[yyn]; 420 *++yystack.l_mark = yylval; 421 goto yyloop; 422 } 423 else 424 { 425 #if YYDEBUG 426 if (yydebug) 427 printf("%sdebug: error recovery discarding state %d\n", 428 YYPREFIX, *yystack.s_mark); 429 #endif 430 if (yystack.s_mark <= yystack.s_base) goto yyabort; 431 --yystack.s_mark; 432 --yystack.l_mark; 433 } 434 } 435 } 436 else 437 { 438 if (yychar == YYEOF) goto yyabort; 439 #if YYDEBUG 440 if (yydebug) 441 { 442 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 443 printf("%sdebug: state %d, error recovery discards token %d (%s)\n", 444 YYPREFIX, yystate, yychar, yys); 445 } 446 #endif 447 yychar = YYEMPTY; 448 goto yyloop; 449 } 450 451 yyreduce: 452 #if YYDEBUG 453 if (yydebug) 454 printf("%sdebug: state %d, reducing by rule %d (%s)\n", 455 YYPREFIX, yystate, yyn, yyrule[yyn]); 456 #endif 457 yym = yylen[yyn]; 458 if (yym > 0) 459 yyval = yystack.l_mark[1-yym]; 460 else 461 memset(&yyval, 0, sizeof yyval); 462 463 switch (yyn) 464 { 465 } 466 yystack.s_mark -= yym; 467 yystate = *yystack.s_mark; 468 yystack.l_mark -= yym; 469 yym = yylhs[yyn]; 470 if (yystate == 0 && yym == 0) 471 { 472 #if YYDEBUG 473 if (yydebug) 474 printf("%sdebug: after reduction, shifting from state 0 to\ 475 state %d\n", YYPREFIX, YYFINAL); 476 #endif 477 yystate = YYFINAL; 478 *++yystack.s_mark = YYFINAL; 479 *++yystack.l_mark = yyval; 480 if (yychar < 0) 481 { 482 yychar = YYLEX; 483 if (yychar < 0) yychar = YYEOF; 484 #if YYDEBUG 485 if (yydebug) 486 { 487 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 488 printf("%sdebug: state %d, reading %d (%s)\n", 489 YYPREFIX, YYFINAL, yychar, yys); 490 } 491 #endif 492 } 493 if (yychar == YYEOF) goto yyaccept; 494 goto yyloop; 495 } 496 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 497 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 498 yystate = yytable[yyn]; 499 else 500 yystate = yydgoto[yym]; 501 #if YYDEBUG 502 if (yydebug) 503 printf("%sdebug: after reduction, shifting from state %d \ 504 to state %d\n", YYPREFIX, *yystack.s_mark, yystate); 505 #endif 506 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 507 *++yystack.s_mark = (YYINT) yystate; 508 *++yystack.l_mark = yyval; 509 goto yyloop; 510 511 yyoverflow: 512 YYERROR_CALL("yacc stack overflow"); 513 514 yyabort: 515 yyfreestack(&yystack); 516 return (1); 517 518 yyaccept: 519 yyfreestack(&yystack); 520 return (0); 521 } 522