1 /* $NetBSD: err_syntax20.tab.c,v 1.1.1.3 2016/01/09 21:59:45 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 err_syntax20_parse 21 #endif /* yyparse */ 22 23 #ifndef yylex 24 #define yylex err_syntax20_lex 25 #endif /* yylex */ 26 27 #ifndef yyerror 28 #define yyerror err_syntax20_error 29 #endif /* yyerror */ 30 31 #ifndef yychar 32 #define yychar err_syntax20_char 33 #endif /* yychar */ 34 35 #ifndef yyval 36 #define yyval err_syntax20_val 37 #endif /* yyval */ 38 39 #ifndef yylval 40 #define yylval err_syntax20_lval 41 #endif /* yylval */ 42 43 #ifndef yydebug 44 #define yydebug err_syntax20_debug 45 #endif /* yydebug */ 46 47 #ifndef yynerrs 48 #define yynerrs err_syntax20_nerrs 49 #endif /* yynerrs */ 50 51 #ifndef yyerrflag 52 #define yyerrflag err_syntax20_errflag 53 #endif /* yyerrflag */ 54 55 #ifndef yylhs 56 #define yylhs err_syntax20_lhs 57 #endif /* yylhs */ 58 59 #ifndef yylen 60 #define yylen err_syntax20_len 61 #endif /* yylen */ 62 63 #ifndef yydefred 64 #define yydefred err_syntax20_defred 65 #endif /* yydefred */ 66 67 #ifndef yydgoto 68 #define yydgoto err_syntax20_dgoto 69 #endif /* yydgoto */ 70 71 #ifndef yysindex 72 #define yysindex err_syntax20_sindex 73 #endif /* yysindex */ 74 75 #ifndef yyrindex 76 #define yyrindex err_syntax20_rindex 77 #endif /* yyrindex */ 78 79 #ifndef yygindex 80 #define yygindex err_syntax20_gindex 81 #endif /* yygindex */ 82 83 #ifndef yytable 84 #define yytable err_syntax20_table 85 #endif /* yytable */ 86 87 #ifndef yycheck 88 #define yycheck err_syntax20_check 89 #endif /* yycheck */ 90 91 #ifndef yyname 92 #define yyname err_syntax20_name 93 #endif /* yyname */ 94 95 #ifndef yyrule 96 #define yyrule err_syntax20_rule 97 #endif /* yyrule */ 98 #define YYPREFIX "err_syntax20_" 99 100 #define YYPURE 0 101 102 #line 2 "err_syntax20.y" 103 int yylex(void); 104 static void yyerror(const char *); 105 #line 104 "err_syntax20.tab.c" 106 107 /* compatibility with bison */ 108 #ifdef YYPARSE_PARAM 109 /* compatibility with FreeBSD */ 110 # ifdef YYPARSE_PARAM_TYPE 111 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) 112 # else 113 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) 114 # endif 115 #else 116 # define YYPARSE_DECL() yyparse(void) 117 #endif 118 119 /* Parameters sent to lex. */ 120 #ifdef YYLEX_PARAM 121 # define YYLEX_DECL() yylex(void *YYLEX_PARAM) 122 # define YYLEX yylex(YYLEX_PARAM) 123 #else 124 # define YYLEX_DECL() yylex(void) 125 # define YYLEX yylex() 126 #endif 127 128 /* Parameters sent to yyerror. */ 129 #ifndef YYERROR_DECL 130 #define YYERROR_DECL() yyerror(const char *s) 131 #endif 132 #ifndef YYERROR_CALL 133 #define YYERROR_CALL(msg) yyerror(msg) 134 #endif 135 136 extern int YYPARSE_DECL(); 137 138 #define recur 257 139 #define YYERRCODE 256 140 typedef short YYINT; 141 static const YYINT err_syntax20_lhs[] = { -1, 142 0, 143 }; 144 static const YYINT err_syntax20_len[] = { 2, 145 3, 146 }; 147 static const YYINT err_syntax20_defred[] = { 0, 148 0, 0, 0, 1, 149 }; 150 static const YYINT err_syntax20_dgoto[] = { 2, 151 }; 152 static const YYINT err_syntax20_sindex[] = { -40, 153 -256, 0, -39, 0, 154 }; 155 static const YYINT err_syntax20_rindex[] = { 0, 156 0, 0, 0, 0, 157 }; 158 static const YYINT err_syntax20_gindex[] = { 0, 159 }; 160 #define YYTABLESIZE 2 161 static const YYINT err_syntax20_table[] = { 1, 162 3, 4, 163 }; 164 static const YYINT err_syntax20_check[] = { 40, 165 257, 41, 166 }; 167 #define YYFINAL 2 168 #ifndef YYDEBUG 169 #define YYDEBUG 0 170 #endif 171 #define YYMAXTOKEN 257 172 #define YYUNDFTOKEN 260 173 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 174 #if YYDEBUG 175 static const char *const err_syntax20_name[] = { 176 177 "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, 178 0,0,0,0,0,0,"'('","')'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 179 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 180 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 181 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 182 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 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,"recur",0,0, 184 "illegal-symbol", 185 }; 186 static const char *const err_syntax20_rule[] = { 187 "$accept : expr", 188 "expr : '(' recur ')'", 189 190 }; 191 #endif 192 193 int yydebug; 194 int yynerrs; 195 196 int yyerrflag; 197 int yychar; 198 YYSTYPE yyval; 199 YYSTYPE yylval; 200 201 /* define the initial stack-sizes */ 202 #ifdef YYSTACKSIZE 203 #undef YYMAXDEPTH 204 #define YYMAXDEPTH YYSTACKSIZE 205 #else 206 #ifdef YYMAXDEPTH 207 #define YYSTACKSIZE YYMAXDEPTH 208 #else 209 #define YYSTACKSIZE 10000 210 #define YYMAXDEPTH 10000 211 #endif 212 #endif 213 214 #define YYINITSTACKSIZE 200 215 216 typedef struct { 217 unsigned stacksize; 218 YYINT *s_base; 219 YYINT *s_mark; 220 YYINT *s_last; 221 YYSTYPE *l_base; 222 YYSTYPE *l_mark; 223 } YYSTACKDATA; 224 /* variables for the parser stack */ 225 static YYSTACKDATA yystack; 226 #line 16 "err_syntax20.y" 227 228 #include <stdio.h> 229 230 int 231 main(void) 232 { 233 printf("yyparse() = %d\n", yyparse()); 234 return 0; 235 } 236 237 int 238 yylex(void) 239 { 240 return -1; 241 } 242 243 static void 244 yyerror(const char* s) 245 { 246 printf("%s\n", s); 247 } 248 #line 247 "err_syntax20.tab.c" 249 250 #if YYDEBUG 251 #include <stdio.h> /* needed for printf */ 252 #endif 253 254 #include <stdlib.h> /* needed for malloc, etc */ 255 #include <string.h> /* needed for memset */ 256 257 /* allocate initial stack or double stack size, up to YYMAXDEPTH */ 258 static int yygrowstack(YYSTACKDATA *data) 259 { 260 int i; 261 unsigned newsize; 262 YYINT *newss; 263 YYSTYPE *newvs; 264 265 if ((newsize = data->stacksize) == 0) 266 newsize = YYINITSTACKSIZE; 267 else if (newsize >= YYMAXDEPTH) 268 return YYENOMEM; 269 else if ((newsize *= 2) > YYMAXDEPTH) 270 newsize = YYMAXDEPTH; 271 272 i = (int) (data->s_mark - data->s_base); 273 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 274 if (newss == 0) 275 return YYENOMEM; 276 277 data->s_base = newss; 278 data->s_mark = newss + i; 279 280 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 281 if (newvs == 0) 282 return YYENOMEM; 283 284 data->l_base = newvs; 285 data->l_mark = newvs + i; 286 287 data->stacksize = newsize; 288 data->s_last = data->s_base + newsize - 1; 289 return 0; 290 } 291 292 #if YYPURE || defined(YY_NO_LEAKS) 293 static void yyfreestack(YYSTACKDATA *data) 294 { 295 free(data->s_base); 296 free(data->l_base); 297 memset(data, 0, sizeof(*data)); 298 } 299 #else 300 #define yyfreestack(data) /* nothing */ 301 #endif 302 303 #define YYABORT goto yyabort 304 #define YYREJECT goto yyabort 305 #define YYACCEPT goto yyaccept 306 #define YYERROR goto yyerrlab 307 308 int 309 YYPARSE_DECL() 310 { 311 int yym, yyn, yystate; 312 #if YYDEBUG 313 const char *yys; 314 315 if ((yys = getenv("YYDEBUG")) != 0) 316 { 317 yyn = *yys; 318 if (yyn >= '0' && yyn <= '9') 319 yydebug = yyn - '0'; 320 } 321 #endif 322 323 yynerrs = 0; 324 yyerrflag = 0; 325 yychar = YYEMPTY; 326 yystate = 0; 327 328 #if YYPURE 329 memset(&yystack, 0, sizeof(yystack)); 330 #endif 331 332 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 333 yystack.s_mark = yystack.s_base; 334 yystack.l_mark = yystack.l_base; 335 yystate = 0; 336 *yystack.s_mark = 0; 337 338 yyloop: 339 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 340 if (yychar < 0) 341 { 342 if ((yychar = YYLEX) < 0) yychar = YYEOF; 343 #if YYDEBUG 344 if (yydebug) 345 { 346 yys = yyname[YYTRANSLATE(yychar)]; 347 printf("%sdebug: state %d, reading %d (%s)\n", 348 YYPREFIX, yystate, yychar, yys); 349 } 350 #endif 351 } 352 if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && 353 yyn <= YYTABLESIZE && yycheck[yyn] == yychar) 354 { 355 #if YYDEBUG 356 if (yydebug) 357 printf("%sdebug: state %d, shifting to state %d\n", 358 YYPREFIX, yystate, yytable[yyn]); 359 #endif 360 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 361 { 362 goto yyoverflow; 363 } 364 yystate = yytable[yyn]; 365 *++yystack.s_mark = yytable[yyn]; 366 *++yystack.l_mark = yylval; 367 yychar = YYEMPTY; 368 if (yyerrflag > 0) --yyerrflag; 369 goto yyloop; 370 } 371 if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && 372 yyn <= YYTABLESIZE && yycheck[yyn] == yychar) 373 { 374 yyn = yytable[yyn]; 375 goto yyreduce; 376 } 377 if (yyerrflag) goto yyinrecovery; 378 379 YYERROR_CALL("syntax error"); 380 381 goto yyerrlab; 382 383 yyerrlab: 384 ++yynerrs; 385 386 yyinrecovery: 387 if (yyerrflag < 3) 388 { 389 yyerrflag = 3; 390 for (;;) 391 { 392 if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && 393 yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) 394 { 395 #if YYDEBUG 396 if (yydebug) 397 printf("%sdebug: state %d, error recovery shifting\ 398 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); 399 #endif 400 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 401 { 402 goto yyoverflow; 403 } 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 yys = yyname[YYTRANSLATE(yychar)]; 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 } 436 437 yyreduce: 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) 445 yyval = yystack.l_mark[1-yym]; 446 else 447 memset(&yyval, 0, sizeof yyval); 448 switch (yyn) 449 { 450 case 1: 451 #line 12 "err_syntax20.y" 452 { yystack.l_mark[-1].rechk = 3; } 453 break; 454 #line 453 "err_syntax20.tab.c" 455 } 456 yystack.s_mark -= yym; 457 yystate = *yystack.s_mark; 458 yystack.l_mark -= yym; 459 yym = yylhs[yyn]; 460 if (yystate == 0 && yym == 0) 461 { 462 #if YYDEBUG 463 if (yydebug) 464 printf("%sdebug: after reduction, shifting from state 0 to\ 465 state %d\n", YYPREFIX, YYFINAL); 466 #endif 467 yystate = YYFINAL; 468 *++yystack.s_mark = YYFINAL; 469 *++yystack.l_mark = yyval; 470 if (yychar < 0) 471 { 472 if ((yychar = YYLEX) < 0) yychar = YYEOF; 473 #if YYDEBUG 474 if (yydebug) 475 { 476 yys = yyname[YYTRANSLATE(yychar)]; 477 printf("%sdebug: state %d, reading %d (%s)\n", 478 YYPREFIX, YYFINAL, yychar, yys); 479 } 480 #endif 481 } 482 if (yychar == YYEOF) goto yyaccept; 483 goto yyloop; 484 } 485 if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && 486 yyn <= YYTABLESIZE && yycheck[yyn] == yystate) 487 yystate = yytable[yyn]; 488 else 489 yystate = yydgoto[yym]; 490 #if YYDEBUG 491 if (yydebug) 492 printf("%sdebug: after reduction, shifting from state %d \ 493 to state %d\n", YYPREFIX, *yystack.s_mark, yystate); 494 #endif 495 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 496 { 497 goto yyoverflow; 498 } 499 *++yystack.s_mark = (YYINT) yystate; 500 *++yystack.l_mark = yyval; 501 goto yyloop; 502 503 yyoverflow: 504 YYERROR_CALL("yacc stack overflow"); 505 506 yyabort: 507 yyfreestack(&yystack); 508 return (1); 509 510 yyaccept: 511 yyfreestack(&yystack); 512 return (0); 513 } 514