1 /* original parser id follows */ 2 /* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */ 3 /* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */ 4 5 #define YYBYACC 1 6 #define YYMAJOR 1 7 #define YYMINOR 9 8 #define YYCHECK "yyyymmdd" 9 10 #define YYEMPTY (-1) 11 #define yyclearin (yychar = YYEMPTY) 12 #define yyerrok (yyerrflag = 0) 13 #define YYRECOVERING() (yyerrflag != 0) 14 #define YYENOMEM (-2) 15 #define YYEOF 0 16 #undef YYBTYACC 17 #define YYBTYACC 0 18 #define YYDEBUGSTR YYPREFIX "debug" 19 20 #ifndef yyparse 21 #define yyparse quote_calc2_parse 22 #endif /* yyparse */ 23 24 #ifndef yylex 25 #define yylex quote_calc2_lex 26 #endif /* yylex */ 27 28 #ifndef yyerror 29 #define yyerror quote_calc2_error 30 #endif /* yyerror */ 31 32 #ifndef yychar 33 #define yychar quote_calc2_char 34 #endif /* yychar */ 35 36 #ifndef yyval 37 #define yyval quote_calc2_val 38 #endif /* yyval */ 39 40 #ifndef yylval 41 #define yylval quote_calc2_lval 42 #endif /* yylval */ 43 44 #ifndef yydebug 45 #define yydebug quote_calc2_debug 46 #endif /* yydebug */ 47 48 #ifndef yynerrs 49 #define yynerrs quote_calc2_nerrs 50 #endif /* yynerrs */ 51 52 #ifndef yyerrflag 53 #define yyerrflag quote_calc2_errflag 54 #endif /* yyerrflag */ 55 56 #ifndef yylhs 57 #define yylhs quote_calc2_lhs 58 #endif /* yylhs */ 59 60 #ifndef yylen 61 #define yylen quote_calc2_len 62 #endif /* yylen */ 63 64 #ifndef yydefred 65 #define yydefred quote_calc2_defred 66 #endif /* yydefred */ 67 68 #ifndef yystos 69 #define yystos quote_calc2_stos 70 #endif /* yystos */ 71 72 #ifndef yydgoto 73 #define yydgoto quote_calc2_dgoto 74 #endif /* yydgoto */ 75 76 #ifndef yysindex 77 #define yysindex quote_calc2_sindex 78 #endif /* yysindex */ 79 80 #ifndef yyrindex 81 #define yyrindex quote_calc2_rindex 82 #endif /* yyrindex */ 83 84 #ifndef yygindex 85 #define yygindex quote_calc2_gindex 86 #endif /* yygindex */ 87 88 #ifndef yytable 89 #define yytable quote_calc2_table 90 #endif /* yytable */ 91 92 #ifndef yycheck 93 #define yycheck quote_calc2_check 94 #endif /* yycheck */ 95 96 #ifndef yyname 97 #define yyname quote_calc2_name 98 #endif /* yyname */ 99 100 #ifndef yyrule 101 #define yyrule quote_calc2_rule 102 #endif /* yyrule */ 103 104 #if YYBTYACC 105 106 #ifndef yycindex 107 #define yycindex quote_calc2_cindex 108 #endif /* yycindex */ 109 110 #ifndef yyctable 111 #define yyctable quote_calc2_ctable 112 #endif /* yyctable */ 113 114 #endif /* YYBTYACC */ 115 116 #define YYPREFIX "quote_calc2_" 117 118 #define YYPURE 0 119 120 #line 2 "quote_calc2.y" 121 # include <stdio.h> 122 # include <ctype.h> 123 124 int regs[26]; 125 int base; 126 127 int yylex(void); 128 static void yyerror(const char *s); 129 130 #line 131 "quote_calc2.tab.c" 131 132 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED) 133 /* Default: YYSTYPE is the semantic value type. */ 134 typedef int YYSTYPE; 135 # define YYSTYPE_IS_DECLARED 1 136 #endif 137 138 /* compatibility with bison */ 139 #ifdef YYPARSE_PARAM 140 /* compatibility with FreeBSD */ 141 # ifdef YYPARSE_PARAM_TYPE 142 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) 143 # else 144 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) 145 # endif 146 #else 147 # define YYPARSE_DECL() yyparse(void) 148 #endif 149 150 /* Parameters sent to lex. */ 151 #ifdef YYLEX_PARAM 152 # define YYLEX_DECL() yylex(void *YYLEX_PARAM) 153 # define YYLEX yylex(YYLEX_PARAM) 154 #else 155 # define YYLEX_DECL() yylex(void) 156 # define YYLEX yylex() 157 #endif 158 159 /* Parameters sent to yyerror. */ 160 #ifndef YYERROR_DECL 161 #define YYERROR_DECL() yyerror(const char *s) 162 #endif 163 #ifndef YYERROR_CALL 164 #define YYERROR_CALL(msg) yyerror(msg) 165 #endif 166 167 extern int YYPARSE_DECL(); 168 169 #define OP_ADD 257 170 #define ADD 258 171 #define OP_SUB 259 172 #define SUB 260 173 #define OP_MUL 261 174 #define MUL 262 175 #define OP_DIV 263 176 #define DIV 264 177 #define OP_MOD 265 178 #define MOD 266 179 #define OP_AND 267 180 #define AND 268 181 #define DIGIT 269 182 #define LETTER 270 183 #define UMINUS 271 184 #define YYERRCODE 256 185 typedef short YYINT; 186 static const YYINT quote_calc2_lhs[] = { -1, 187 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, 188 2, 2, 2, 2, 2, 2, 3, 3, 189 }; 190 static const YYINT quote_calc2_len[] = { 2, 191 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, 192 3, 3, 3, 2, 1, 1, 1, 2, 193 }; 194 static const YYINT quote_calc2_defred[] = { 1, 195 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, 196 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, 197 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, 198 0, 0, 199 }; 200 #if defined(YYDESTRUCT_CALL) || defined(YYSTYPE_TOSTRING) 201 static const YYINT quote_calc2_stos[] = { 0, 202 273, 256, 260, 269, 270, 40, 274, 275, 276, 10, 203 270, 275, 61, 275, 10, 258, 260, 262, 264, 266, 204 268, 124, 269, 275, 41, 275, 275, 275, 275, 275, 205 275, 275, 206 }; 207 #endif /* YYDESTRUCT_CALL || YYSTYPE_TOSTRING */ 208 static const YYINT quote_calc2_dgoto[] = { 1, 209 7, 8, 9, 210 }; 211 static const YYINT quote_calc2_sindex[] = { 0, 212 -38, 4, -36, 0, -51, -36, 6, -121, -249, 0, 213 0, -243, -36, -23, 0, -36, -36, -36, -36, -36, 214 -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, 215 -121, -243, 216 }; 217 static const YYINT quote_calc2_rindex[] = { 0, 218 0, 0, 0, 0, -9, 0, 0, 12, -10, 0, 219 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, 220 0, 0, 0, 14, 0, -3, -2, -1, 1, 2, 221 3, -4, 222 }; 223 #if YYBTYACC 224 static const YYINT quote_calc2_cindex[] = { 0, 225 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 226 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 227 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 228 0, 0, 229 }; 230 #endif 231 static const YYINT quote_calc2_gindex[] = { 0, 232 0, 42, 0, 233 }; 234 #define YYTABLESIZE 259 235 static const YYINT quote_calc2_table[] = { 16, 236 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, 237 10, 11, 12, 10, 16, 15, 17, 25, 18, 23, 238 19, 4, 20, 5, 21, 0, 0, 0, 0, 0, 239 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, 240 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, 241 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, 242 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, 243 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 244 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 245 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 246 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 247 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, 248 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 249 0, 0, 0, 0, 0, 0, 16, 0, 17, 0, 250 18, 0, 19, 0, 20, 0, 21, 0, 0, 0, 251 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 252 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 253 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 254 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 256 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 257 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 258 0, 3, 0, 3, 0, 0, 0, 0, 0, 0, 259 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, 260 19, 0, 20, 0, 21, 0, 0, 16, 15, 16, 261 15, 16, 15, 16, 15, 16, 15, 16, 15, 262 }; 263 static const YYINT quote_calc2_check[] = { 10, 264 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, 265 10, 10, 10, 10, 258, 10, 260, 41, 262, 269, 266 264, 10, 266, 10, 268, -1, -1, -1, -1, -1, 267 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, 268 -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, 269 -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, 270 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, 271 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 272 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 273 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 274 124, -1, -1, -1, -1, -1, -1, -1, -1, -1, 275 -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, 276 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 277 -1, -1, -1, -1, -1, -1, 258, -1, 260, -1, 278 262, -1, 264, -1, 266, -1, 268, -1, -1, -1, 279 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 280 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 281 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 282 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 283 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 284 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 285 -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, 286 -1, 260, -1, 260, -1, -1, -1, -1, -1, -1, 287 269, 270, 269, 270, 258, -1, 260, -1, 262, -1, 288 264, -1, 266, -1, 268, -1, -1, 258, 258, 260, 289 260, 262, 262, 264, 264, 266, 266, 268, 268, 290 }; 291 #if YYBTYACC 292 static const YYINT quote_calc2_ctable[] = { -1, 293 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 294 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 295 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 296 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 297 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 298 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 299 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 300 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 301 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 302 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 303 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 304 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 305 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 306 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 307 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 308 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 309 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 310 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 311 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 312 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 313 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 314 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 315 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 316 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 317 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 318 -1, -1, -1, -1, -1, -1, -1, -1, 319 }; 320 #endif 321 #define YYFINAL 1 322 #ifndef YYDEBUG 323 #define YYDEBUG 0 324 #endif 325 #define YYMAXTOKEN 271 326 #define YYUNDFTOKEN 277 327 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a)) 328 #if YYDEBUG 329 static const char *const quote_calc2_name[] = { 330 331 "$end",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 332 0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0,0,0,0, 333 0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 334 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0,0,0,0, 335 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 336 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 337 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 338 0,0,"error","OP_ADD","\"ADD\"","OP_SUB","\"SUB\"","OP_MUL","\"MUL\"","OP_DIV", 339 "\"DIV\"","OP_MOD","\"MOD\"","OP_AND","\"AND\"","DIGIT","LETTER","UMINUS", 340 "$accept","list","stat","expr","number","illegal-symbol", 341 }; 342 static const char *const quote_calc2_rule[] = { 343 "$accept : list", 344 "list :", 345 "list : list stat '\\n'", 346 "list : list error '\\n'", 347 "stat : expr", 348 "stat : LETTER '=' expr", 349 "expr : '(' expr ')'", 350 "expr : expr \"ADD\" expr", 351 "expr : expr \"SUB\" expr", 352 "expr : expr \"MUL\" expr", 353 "expr : expr \"DIV\" expr", 354 "expr : expr \"MOD\" expr", 355 "expr : expr \"AND\" expr", 356 "expr : expr '|' expr", 357 "expr : \"SUB\" expr", 358 "expr : LETTER", 359 "expr : number", 360 "number : DIGIT", 361 "number : number DIGIT", 362 363 }; 364 #endif 365 366 int yydebug; 367 int yynerrs; 368 369 int yyerrflag; 370 int yychar; 371 YYSTYPE yyval; 372 YYSTYPE yylval; 373 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 374 YYLTYPE yyloc; /* position returned by actions */ 375 YYLTYPE yylloc; /* position from the lexer */ 376 #endif 377 378 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 379 #ifndef YYLLOC_DEFAULT 380 #define YYLLOC_DEFAULT(loc, rhs, n) \ 381 do \ 382 { \ 383 if (n == 0) \ 384 { \ 385 (loc).first_line = ((rhs)[-1]).last_line; \ 386 (loc).first_column = ((rhs)[-1]).last_column; \ 387 (loc).last_line = ((rhs)[-1]).last_line; \ 388 (loc).last_column = ((rhs)[-1]).last_column; \ 389 } \ 390 else \ 391 { \ 392 (loc).first_line = ((rhs)[ 0 ]).first_line; \ 393 (loc).first_column = ((rhs)[ 0 ]).first_column; \ 394 (loc).last_line = ((rhs)[n-1]).last_line; \ 395 (loc).last_column = ((rhs)[n-1]).last_column; \ 396 } \ 397 } while (0) 398 #endif /* YYLLOC_DEFAULT */ 399 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 400 #if YYBTYACC 401 402 #ifndef YYLVQUEUEGROWTH 403 #define YYLVQUEUEGROWTH 32 404 #endif 405 #endif /* YYBTYACC */ 406 407 /* define the initial stack-sizes */ 408 #ifdef YYSTACKSIZE 409 #undef YYMAXDEPTH 410 #define YYMAXDEPTH YYSTACKSIZE 411 #else 412 #ifdef YYMAXDEPTH 413 #define YYSTACKSIZE YYMAXDEPTH 414 #else 415 #define YYSTACKSIZE 10000 416 #define YYMAXDEPTH 10000 417 #endif 418 #endif 419 420 #ifndef YYINITSTACKSIZE 421 #define YYINITSTACKSIZE 200 422 #endif 423 424 typedef struct { 425 unsigned stacksize; 426 YYINT *s_base; 427 YYINT *s_mark; 428 YYINT *s_last; 429 YYSTYPE *l_base; 430 YYSTYPE *l_mark; 431 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 432 YYLTYPE *p_base; 433 YYLTYPE *p_mark; 434 #endif 435 } YYSTACKDATA; 436 #if YYBTYACC 437 438 struct YYParseState_s 439 { 440 struct YYParseState_s *save; /* Previously saved parser state */ 441 YYSTACKDATA yystack; /* saved parser stack */ 442 int state; /* saved parser state */ 443 int errflag; /* saved error recovery status */ 444 int lexeme; /* saved index of the conflict lexeme in the lexical queue */ 445 YYINT ctry; /* saved index in yyctable[] for this conflict */ 446 }; 447 typedef struct YYParseState_s YYParseState; 448 #endif /* YYBTYACC */ 449 /* variables for the parser stack */ 450 static YYSTACKDATA yystack; 451 #if YYBTYACC 452 453 /* Current parser state */ 454 static YYParseState *yyps = 0; 455 456 /* yypath != NULL: do the full parse, starting at *yypath parser state. */ 457 static YYParseState *yypath = 0; 458 459 /* Base of the lexical value queue */ 460 static YYSTYPE *yylvals = 0; 461 462 /* Current position at lexical value queue */ 463 static YYSTYPE *yylvp = 0; 464 465 /* End position of lexical value queue */ 466 static YYSTYPE *yylve = 0; 467 468 /* The last allocated position at the lexical value queue */ 469 static YYSTYPE *yylvlim = 0; 470 471 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 472 /* Base of the lexical position queue */ 473 static YYLTYPE *yylpsns = 0; 474 475 /* Current position at lexical position queue */ 476 static YYLTYPE *yylpp = 0; 477 478 /* End position of lexical position queue */ 479 static YYLTYPE *yylpe = 0; 480 481 /* The last allocated position at the lexical position queue */ 482 static YYLTYPE *yylplim = 0; 483 #endif 484 485 /* Current position at lexical token queue */ 486 static YYINT *yylexp = 0; 487 488 static YYINT *yylexemes = 0; 489 #endif /* YYBTYACC */ 490 #line 73 "quote_calc2.y" 491 /* start of programs */ 492 493 int 494 main (void) 495 { 496 while(!feof(stdin)) { 497 yyparse(); 498 } 499 return 0; 500 } 501 502 static void 503 yyerror(const char *s) 504 { 505 fprintf(stderr, "%s\n", s); 506 } 507 508 int 509 yylex(void) { 510 /* lexical analysis routine */ 511 /* returns LETTER for a lower case letter, yylval = 0 through 25 */ 512 /* return DIGIT for a digit, yylval = 0 through 9 */ 513 /* all other characters are returned immediately */ 514 515 int c; 516 517 while( (c=getchar()) == ' ' ) { /* skip blanks */ } 518 519 /* c is now nonblank */ 520 521 if( islower( c )) { 522 yylval = c - 'a'; 523 return ( LETTER ); 524 } 525 if( isdigit( c )) { 526 yylval = c - '0'; 527 return ( DIGIT ); 528 } 529 return( c ); 530 } 531 #line 532 "quote_calc2.tab.c" 532 533 /* For use in generated program */ 534 #define yydepth (int)(yystack.s_mark - yystack.s_base) 535 #if YYBTYACC 536 #define yytrial (yyps->save) 537 #endif /* YYBTYACC */ 538 539 #if YYDEBUG 540 #include <stdio.h> /* needed for printf */ 541 #endif 542 543 #include <stdlib.h> /* needed for malloc, etc */ 544 #include <string.h> /* needed for memset */ 545 546 /* allocate initial stack or double stack size, up to YYMAXDEPTH */ 547 static int yygrowstack(YYSTACKDATA *data) 548 { 549 int i; 550 unsigned newsize; 551 YYINT *newss; 552 YYSTYPE *newvs; 553 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 554 YYLTYPE *newps; 555 #endif 556 557 if ((newsize = data->stacksize) == 0) 558 newsize = YYINITSTACKSIZE; 559 else if (newsize >= YYMAXDEPTH) 560 return YYENOMEM; 561 else if ((newsize *= 2) > YYMAXDEPTH) 562 newsize = YYMAXDEPTH; 563 564 i = (int) (data->s_mark - data->s_base); 565 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); 566 if (newss == 0) 567 return YYENOMEM; 568 569 data->s_base = newss; 570 data->s_mark = newss + i; 571 572 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); 573 if (newvs == 0) 574 return YYENOMEM; 575 576 data->l_base = newvs; 577 data->l_mark = newvs + i; 578 579 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 580 newps = (YYLTYPE *)realloc(data->p_base, newsize * sizeof(*newps)); 581 if (newps == 0) 582 return YYENOMEM; 583 584 data->p_base = newps; 585 data->p_mark = newps + i; 586 #endif 587 588 data->stacksize = newsize; 589 data->s_last = data->s_base + newsize - 1; 590 591 #if YYDEBUG 592 if (yydebug) 593 fprintf(stderr, "%sdebug: stack size increased to %d\n", YYPREFIX, newsize); 594 #endif 595 return 0; 596 } 597 598 #if YYPURE || defined(YY_NO_LEAKS) 599 static void yyfreestack(YYSTACKDATA *data) 600 { 601 free(data->s_base); 602 free(data->l_base); 603 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 604 free(data->p_base); 605 #endif 606 memset(data, 0, sizeof(*data)); 607 } 608 #else 609 #define yyfreestack(data) /* nothing */ 610 #endif /* YYPURE || defined(YY_NO_LEAKS) */ 611 #if YYBTYACC 612 613 static YYParseState * 614 yyNewState(unsigned size) 615 { 616 YYParseState *p = (YYParseState *) malloc(sizeof(YYParseState)); 617 if (p == NULL) return NULL; 618 619 p->yystack.stacksize = size; 620 if (size == 0) 621 { 622 p->yystack.s_base = NULL; 623 p->yystack.l_base = NULL; 624 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 625 p->yystack.p_base = NULL; 626 #endif 627 return p; 628 } 629 p->yystack.s_base = (YYINT *) malloc(size * sizeof(YYINT)); 630 if (p->yystack.s_base == NULL) return NULL; 631 p->yystack.l_base = (YYSTYPE *) malloc(size * sizeof(YYSTYPE)); 632 if (p->yystack.l_base == NULL) return NULL; 633 memset(p->yystack.l_base, 0, size * sizeof(YYSTYPE)); 634 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 635 p->yystack.p_base = (YYLTYPE *) malloc(size * sizeof(YYLTYPE)); 636 if (p->yystack.p_base == NULL) return NULL; 637 memset(p->yystack.p_base, 0, size * sizeof(YYLTYPE)); 638 #endif 639 640 return p; 641 } 642 643 static void 644 yyFreeState(YYParseState *p) 645 { 646 yyfreestack(&p->yystack); 647 free(p); 648 } 649 #endif /* YYBTYACC */ 650 651 #define YYABORT goto yyabort 652 #define YYREJECT goto yyabort 653 #define YYACCEPT goto yyaccept 654 #define YYERROR goto yyerrlab 655 #if YYBTYACC 656 #define YYVALID do { if (yyps->save) goto yyvalid; } while(0) 657 #define YYVALID_NESTED do { if (yyps->save && \ 658 yyps->save->save == 0) goto yyvalid; } while(0) 659 #endif /* YYBTYACC */ 660 661 int 662 YYPARSE_DECL() 663 { 664 int yym, yyn, yystate, yyresult; 665 #if YYBTYACC 666 int yynewerrflag; 667 YYParseState *yyerrctx = NULL; 668 #endif /* YYBTYACC */ 669 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 670 YYLTYPE yyerror_loc_range[2]; /* position of error start & end */ 671 #endif 672 #if YYDEBUG 673 const char *yys; 674 675 if ((yys = getenv("YYDEBUG")) != 0) 676 { 677 yyn = *yys; 678 if (yyn >= '0' && yyn <= '9') 679 yydebug = yyn - '0'; 680 } 681 if (yydebug) 682 fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX); 683 #endif 684 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 685 memset(yyerror_loc_range, 0, sizeof(yyerror_loc_range)); 686 #endif 687 688 #if YYBTYACC 689 yyps = yyNewState(0); if (yyps == 0) goto yyenomem; 690 yyps->save = 0; 691 #endif /* YYBTYACC */ 692 yym = 0; 693 yyn = 0; 694 yynerrs = 0; 695 yyerrflag = 0; 696 yychar = YYEMPTY; 697 yystate = 0; 698 699 #if YYPURE 700 memset(&yystack, 0, sizeof(yystack)); 701 #endif 702 703 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 704 yystack.s_mark = yystack.s_base; 705 yystack.l_mark = yystack.l_base; 706 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 707 yystack.p_mark = yystack.p_base; 708 #endif 709 yystate = 0; 710 *yystack.s_mark = 0; 711 712 yyloop: 713 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 714 if (yychar < 0) 715 { 716 #if YYBTYACC 717 do { 718 if (yylvp < yylve) 719 { 720 /* we're currently re-reading tokens */ 721 yylval = *yylvp++; 722 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 723 yylloc = *yylpp++; 724 #endif 725 yychar = *yylexp++; 726 break; 727 } 728 if (yyps->save) 729 { 730 /* in trial mode; save scanner results for future parse attempts */ 731 if (yylvp == yylvlim) 732 { /* Enlarge lexical value queue */ 733 size_t p = (size_t) (yylvp - yylvals); 734 size_t s = (size_t) (yylvlim - yylvals); 735 736 s += YYLVQUEUEGROWTH; 737 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) goto yyenomem; 738 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem; 739 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 740 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem; 741 #endif 742 yylvp = yylve = yylvals + p; 743 yylvlim = yylvals + s; 744 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 745 yylpp = yylpe = yylpsns + p; 746 yylplim = yylpsns + s; 747 #endif 748 yylexp = yylexemes + p; 749 } 750 *yylexp = (YYINT) YYLEX; 751 *yylvp++ = yylval; 752 yylve++; 753 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 754 *yylpp++ = yylloc; 755 yylpe++; 756 #endif 757 yychar = *yylexp++; 758 break; 759 } 760 /* normal operation, no conflict encountered */ 761 #endif /* YYBTYACC */ 762 yychar = YYLEX; 763 #if YYBTYACC 764 } while (0); 765 #endif /* YYBTYACC */ 766 if (yychar < 0) yychar = YYEOF; 767 #if YYDEBUG 768 if (yydebug) 769 { 770 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 771 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)", 772 YYDEBUGSTR, yydepth, yystate, yychar, yys); 773 #ifdef YYSTYPE_TOSTRING 774 #if YYBTYACC 775 if (!yytrial) 776 #endif /* YYBTYACC */ 777 fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval)); 778 #endif 779 fputc('\n', stderr); 780 } 781 #endif 782 } 783 #if YYBTYACC 784 785 /* Do we have a conflict? */ 786 if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 && 787 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 788 { 789 YYINT ctry; 790 791 if (yypath) 792 { 793 YYParseState *save; 794 #if YYDEBUG 795 if (yydebug) 796 fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n", 797 YYDEBUGSTR, yydepth, yystate); 798 #endif 799 /* Switch to the next conflict context */ 800 save = yypath; 801 yypath = save->save; 802 save->save = NULL; 803 ctry = save->ctry; 804 if (save->state != yystate) YYABORT; 805 yyFreeState(save); 806 807 } 808 else 809 { 810 811 /* Unresolved conflict - start/continue trial parse */ 812 YYParseState *save; 813 #if YYDEBUG 814 if (yydebug) 815 { 816 fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate); 817 if (yyps->save) 818 fputs("ALREADY in conflict, continuing trial parse.\n", stderr); 819 else 820 fputs("Starting trial parse.\n", stderr); 821 } 822 #endif 823 save = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 824 if (save == NULL) goto yyenomem; 825 save->save = yyps->save; 826 save->state = yystate; 827 save->errflag = yyerrflag; 828 save->yystack.s_mark = save->yystack.s_base + (yystack.s_mark - yystack.s_base); 829 memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 830 save->yystack.l_mark = save->yystack.l_base + (yystack.l_mark - yystack.l_base); 831 memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 832 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 833 save->yystack.p_mark = save->yystack.p_base + (yystack.p_mark - yystack.p_base); 834 memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 835 #endif 836 ctry = yytable[yyn]; 837 if (yyctable[ctry] == -1) 838 { 839 #if YYDEBUG 840 if (yydebug && yychar >= YYEOF) 841 fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth); 842 #endif 843 ctry++; 844 } 845 save->ctry = ctry; 846 if (yyps->save == NULL) 847 { 848 /* If this is a first conflict in the stack, start saving lexemes */ 849 if (!yylexemes) 850 { 851 yylexemes = malloc((YYLVQUEUEGROWTH) * sizeof(YYINT)); 852 if (yylexemes == NULL) goto yyenomem; 853 yylvals = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE)); 854 if (yylvals == NULL) goto yyenomem; 855 yylvlim = yylvals + YYLVQUEUEGROWTH; 856 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 857 yylpsns = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE)); 858 if (yylpsns == NULL) goto yyenomem; 859 yylplim = yylpsns + YYLVQUEUEGROWTH; 860 #endif 861 } 862 if (yylvp == yylve) 863 { 864 yylvp = yylve = yylvals; 865 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 866 yylpp = yylpe = yylpsns; 867 #endif 868 yylexp = yylexemes; 869 if (yychar >= YYEOF) 870 { 871 *yylve++ = yylval; 872 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 873 *yylpe++ = yylloc; 874 #endif 875 *yylexp = (YYINT) yychar; 876 yychar = YYEMPTY; 877 } 878 } 879 } 880 if (yychar >= YYEOF) 881 { 882 yylvp--; 883 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 884 yylpp--; 885 #endif 886 yylexp--; 887 yychar = YYEMPTY; 888 } 889 save->lexeme = (int) (yylvp - yylvals); 890 yyps->save = save; 891 } 892 if (yytable[yyn] == ctry) 893 { 894 #if YYDEBUG 895 if (yydebug) 896 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 897 YYDEBUGSTR, yydepth, yystate, yyctable[ctry]); 898 #endif 899 if (yychar < 0) 900 { 901 yylvp++; 902 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 903 yylpp++; 904 #endif 905 yylexp++; 906 } 907 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 908 goto yyoverflow; 909 yystate = yyctable[ctry]; 910 *++yystack.s_mark = (YYINT) yystate; 911 *++yystack.l_mark = yylval; 912 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 913 *++yystack.p_mark = yylloc; 914 #endif 915 yychar = YYEMPTY; 916 if (yyerrflag > 0) --yyerrflag; 917 goto yyloop; 918 } 919 else 920 { 921 yyn = yyctable[ctry]; 922 goto yyreduce; 923 } 924 } /* End of code dealing with conflicts */ 925 #endif /* YYBTYACC */ 926 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 927 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 928 { 929 #if YYDEBUG 930 if (yydebug) 931 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 932 YYDEBUGSTR, yydepth, yystate, yytable[yyn]); 933 #endif 934 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 935 yystate = yytable[yyn]; 936 *++yystack.s_mark = yytable[yyn]; 937 *++yystack.l_mark = yylval; 938 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 939 *++yystack.p_mark = yylloc; 940 #endif 941 yychar = YYEMPTY; 942 if (yyerrflag > 0) --yyerrflag; 943 goto yyloop; 944 } 945 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 946 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 947 { 948 yyn = yytable[yyn]; 949 goto yyreduce; 950 } 951 if (yyerrflag != 0) goto yyinrecovery; 952 #if YYBTYACC 953 954 yynewerrflag = 1; 955 goto yyerrhandler; 956 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 957 958 yyerrlab: 959 /* explicit YYERROR from an action -- pop the rhs of the rule reduced 960 * before looking for error recovery */ 961 yystack.s_mark -= yym; 962 yystate = *yystack.s_mark; 963 yystack.l_mark -= yym; 964 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 965 yystack.p_mark -= yym; 966 #endif 967 968 yynewerrflag = 0; 969 yyerrhandler: 970 while (yyps->save) 971 { 972 int ctry; 973 YYParseState *save = yyps->save; 974 #if YYDEBUG 975 if (yydebug) 976 fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n", 977 YYDEBUGSTR, yydepth, yystate, yyps->save->state, 978 (int)(yylvp - yylvals - yyps->save->lexeme)); 979 #endif 980 /* Memorize most forward-looking error state in case it's really an error. */ 981 if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals) 982 { 983 /* Free old saved error context state */ 984 if (yyerrctx) yyFreeState(yyerrctx); 985 /* Create and fill out new saved error context state */ 986 yyerrctx = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 987 if (yyerrctx == NULL) goto yyenomem; 988 yyerrctx->save = yyps->save; 989 yyerrctx->state = yystate; 990 yyerrctx->errflag = yyerrflag; 991 yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base); 992 memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 993 yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base); 994 memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 995 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 996 yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base); 997 memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 998 #endif 999 yyerrctx->lexeme = (int) (yylvp - yylvals); 1000 } 1001 yylvp = yylvals + save->lexeme; 1002 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1003 yylpp = yylpsns + save->lexeme; 1004 #endif 1005 yylexp = yylexemes + save->lexeme; 1006 yychar = YYEMPTY; 1007 yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base); 1008 memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 1009 yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base); 1010 memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 1011 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1012 yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base); 1013 memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 1014 #endif 1015 ctry = ++save->ctry; 1016 yystate = save->state; 1017 /* We tried shift, try reduce now */ 1018 if ((yyn = yyctable[ctry]) >= 0) goto yyreduce; 1019 yyps->save = save->save; 1020 save->save = NULL; 1021 yyFreeState(save); 1022 1023 /* Nothing left on the stack -- error */ 1024 if (!yyps->save) 1025 { 1026 #if YYDEBUG 1027 if (yydebug) 1028 fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n", 1029 YYPREFIX, yydepth); 1030 #endif 1031 /* Restore state as it was in the most forward-advanced error */ 1032 yylvp = yylvals + yyerrctx->lexeme; 1033 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1034 yylpp = yylpsns + yyerrctx->lexeme; 1035 #endif 1036 yylexp = yylexemes + yyerrctx->lexeme; 1037 yychar = yylexp[-1]; 1038 yylval = yylvp[-1]; 1039 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1040 yylloc = yylpp[-1]; 1041 #endif 1042 yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base); 1043 memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 1044 yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base); 1045 memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 1046 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1047 yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base); 1048 memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 1049 #endif 1050 yystate = yyerrctx->state; 1051 yyFreeState(yyerrctx); 1052 yyerrctx = NULL; 1053 } 1054 yynewerrflag = 1; 1055 } 1056 if (yynewerrflag == 0) goto yyinrecovery; 1057 #endif /* YYBTYACC */ 1058 1059 YYERROR_CALL("syntax error"); 1060 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1061 yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */ 1062 #endif 1063 1064 #if !YYBTYACC 1065 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 1066 yyerrlab: 1067 #endif 1068 ++yynerrs; 1069 1070 yyinrecovery: 1071 if (yyerrflag < 3) 1072 { 1073 yyerrflag = 3; 1074 for (;;) 1075 { 1076 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 1077 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 1078 { 1079 #if YYDEBUG 1080 if (yydebug) 1081 fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n", 1082 YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]); 1083 #endif 1084 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 1085 yystate = yytable[yyn]; 1086 *++yystack.s_mark = yytable[yyn]; 1087 *++yystack.l_mark = yylval; 1088 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1089 /* lookahead position is error end position */ 1090 yyerror_loc_range[1] = yylloc; 1091 YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */ 1092 *++yystack.p_mark = yyloc; 1093 #endif 1094 goto yyloop; 1095 } 1096 else 1097 { 1098 #if YYDEBUG 1099 if (yydebug) 1100 fprintf(stderr, "%s[%d]: error recovery discarding state %d\n", 1101 YYDEBUGSTR, yydepth, *yystack.s_mark); 1102 #endif 1103 if (yystack.s_mark <= yystack.s_base) goto yyabort; 1104 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1105 /* the current TOS position is the error start position */ 1106 yyerror_loc_range[0] = *yystack.p_mark; 1107 #endif 1108 #if defined(YYDESTRUCT_CALL) 1109 #if YYBTYACC 1110 if (!yytrial) 1111 #endif /* YYBTYACC */ 1112 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1113 YYDESTRUCT_CALL("error: discarding state", 1114 yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark); 1115 #else 1116 YYDESTRUCT_CALL("error: discarding state", 1117 yystos[*yystack.s_mark], yystack.l_mark); 1118 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1119 #endif /* defined(YYDESTRUCT_CALL) */ 1120 --yystack.s_mark; 1121 --yystack.l_mark; 1122 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1123 --yystack.p_mark; 1124 #endif 1125 } 1126 } 1127 } 1128 else 1129 { 1130 if (yychar == YYEOF) goto yyabort; 1131 #if YYDEBUG 1132 if (yydebug) 1133 { 1134 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 1135 fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n", 1136 YYDEBUGSTR, yydepth, yystate, yychar, yys); 1137 } 1138 #endif 1139 #if defined(YYDESTRUCT_CALL) 1140 #if YYBTYACC 1141 if (!yytrial) 1142 #endif /* YYBTYACC */ 1143 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1144 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc); 1145 #else 1146 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval); 1147 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1148 #endif /* defined(YYDESTRUCT_CALL) */ 1149 yychar = YYEMPTY; 1150 goto yyloop; 1151 } 1152 1153 yyreduce: 1154 yym = yylen[yyn]; 1155 #if YYDEBUG 1156 if (yydebug) 1157 { 1158 fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)", 1159 YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]); 1160 #ifdef YYSTYPE_TOSTRING 1161 #if YYBTYACC 1162 if (!yytrial) 1163 #endif /* YYBTYACC */ 1164 if (yym > 0) 1165 { 1166 int i; 1167 fputc('<', stderr); 1168 for (i = yym; i > 0; i--) 1169 { 1170 if (i != yym) fputs(", ", stderr); 1171 fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]], 1172 yystack.l_mark[1-i]), stderr); 1173 } 1174 fputc('>', stderr); 1175 } 1176 #endif 1177 fputc('\n', stderr); 1178 } 1179 #endif 1180 if (yym > 0) 1181 yyval = yystack.l_mark[1-yym]; 1182 else 1183 memset(&yyval, 0, sizeof yyval); 1184 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1185 1186 /* Perform position reduction */ 1187 memset(&yyloc, 0, sizeof(yyloc)); 1188 #if YYBTYACC 1189 if (!yytrial) 1190 #endif /* YYBTYACC */ 1191 { 1192 YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym); 1193 /* just in case YYERROR is invoked within the action, save 1194 the start of the rhs as the error start position */ 1195 yyerror_loc_range[0] = yystack.p_mark[1-yym]; 1196 } 1197 #endif 1198 1199 switch (yyn) 1200 { 1201 case 3: 1202 #line 35 "quote_calc2.y" 1203 { yyerrok ; } 1204 break; 1205 case 4: 1206 #line 39 "quote_calc2.y" 1207 { printf("%d\n",yystack.l_mark[0]);} 1208 break; 1209 case 5: 1210 #line 41 "quote_calc2.y" 1211 { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } 1212 break; 1213 case 6: 1214 #line 45 "quote_calc2.y" 1215 { yyval = yystack.l_mark[-1]; } 1216 break; 1217 case 7: 1218 #line 47 "quote_calc2.y" 1219 { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } 1220 break; 1221 case 8: 1222 #line 49 "quote_calc2.y" 1223 { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } 1224 break; 1225 case 9: 1226 #line 51 "quote_calc2.y" 1227 { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } 1228 break; 1229 case 10: 1230 #line 53 "quote_calc2.y" 1231 { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } 1232 break; 1233 case 11: 1234 #line 55 "quote_calc2.y" 1235 { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } 1236 break; 1237 case 12: 1238 #line 57 "quote_calc2.y" 1239 { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } 1240 break; 1241 case 13: 1242 #line 59 "quote_calc2.y" 1243 { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } 1244 break; 1245 case 14: 1246 #line 61 "quote_calc2.y" 1247 { yyval = - yystack.l_mark[0]; } 1248 break; 1249 case 15: 1250 #line 63 "quote_calc2.y" 1251 { yyval = regs[yystack.l_mark[0]]; } 1252 break; 1253 case 17: 1254 #line 68 "quote_calc2.y" 1255 { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } 1256 break; 1257 case 18: 1258 #line 70 "quote_calc2.y" 1259 { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } 1260 break; 1261 #line 1262 "quote_calc2.tab.c" 1262 default: 1263 break; 1264 } 1265 yystack.s_mark -= yym; 1266 yystate = *yystack.s_mark; 1267 yystack.l_mark -= yym; 1268 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1269 yystack.p_mark -= yym; 1270 #endif 1271 yym = yylhs[yyn]; 1272 if (yystate == 0 && yym == 0) 1273 { 1274 #if YYDEBUG 1275 if (yydebug) 1276 { 1277 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1278 #ifdef YYSTYPE_TOSTRING 1279 #if YYBTYACC 1280 if (!yytrial) 1281 #endif /* YYBTYACC */ 1282 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval)); 1283 #endif 1284 fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL); 1285 } 1286 #endif 1287 yystate = YYFINAL; 1288 *++yystack.s_mark = YYFINAL; 1289 *++yystack.l_mark = yyval; 1290 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1291 *++yystack.p_mark = yyloc; 1292 #endif 1293 if (yychar < 0) 1294 { 1295 #if YYBTYACC 1296 do { 1297 if (yylvp < yylve) 1298 { 1299 /* we're currently re-reading tokens */ 1300 yylval = *yylvp++; 1301 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1302 yylloc = *yylpp++; 1303 #endif 1304 yychar = *yylexp++; 1305 break; 1306 } 1307 if (yyps->save) 1308 { 1309 /* in trial mode; save scanner results for future parse attempts */ 1310 if (yylvp == yylvlim) 1311 { /* Enlarge lexical value queue */ 1312 size_t p = (size_t) (yylvp - yylvals); 1313 size_t s = (size_t) (yylvlim - yylvals); 1314 1315 s += YYLVQUEUEGROWTH; 1316 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) 1317 goto yyenomem; 1318 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) 1319 goto yyenomem; 1320 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1321 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) 1322 goto yyenomem; 1323 #endif 1324 yylvp = yylve = yylvals + p; 1325 yylvlim = yylvals + s; 1326 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1327 yylpp = yylpe = yylpsns + p; 1328 yylplim = yylpsns + s; 1329 #endif 1330 yylexp = yylexemes + p; 1331 } 1332 *yylexp = (YYINT) YYLEX; 1333 *yylvp++ = yylval; 1334 yylve++; 1335 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1336 *yylpp++ = yylloc; 1337 yylpe++; 1338 #endif 1339 yychar = *yylexp++; 1340 break; 1341 } 1342 /* normal operation, no conflict encountered */ 1343 #endif /* YYBTYACC */ 1344 yychar = YYLEX; 1345 #if YYBTYACC 1346 } while (0); 1347 #endif /* YYBTYACC */ 1348 if (yychar < 0) yychar = YYEOF; 1349 #if YYDEBUG 1350 if (yydebug) 1351 { 1352 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 1353 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)\n", 1354 YYDEBUGSTR, yydepth, YYFINAL, yychar, yys); 1355 } 1356 #endif 1357 } 1358 if (yychar == YYEOF) goto yyaccept; 1359 goto yyloop; 1360 } 1361 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 1362 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 1363 yystate = yytable[yyn]; 1364 else 1365 yystate = yydgoto[yym]; 1366 #if YYDEBUG 1367 if (yydebug) 1368 { 1369 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1370 #ifdef YYSTYPE_TOSTRING 1371 #if YYBTYACC 1372 if (!yytrial) 1373 #endif /* YYBTYACC */ 1374 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval)); 1375 #endif 1376 fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate); 1377 } 1378 #endif 1379 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 1380 *++yystack.s_mark = (YYINT) yystate; 1381 *++yystack.l_mark = yyval; 1382 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1383 *++yystack.p_mark = yyloc; 1384 #endif 1385 goto yyloop; 1386 #if YYBTYACC 1387 1388 /* Reduction declares that this path is valid. Set yypath and do a full parse */ 1389 yyvalid: 1390 if (yypath) YYABORT; 1391 while (yyps->save) 1392 { 1393 YYParseState *save = yyps->save; 1394 yyps->save = save->save; 1395 save->save = yypath; 1396 yypath = save; 1397 } 1398 #if YYDEBUG 1399 if (yydebug) 1400 fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n", 1401 YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme)); 1402 #endif 1403 if (yyerrctx) 1404 { 1405 yyFreeState(yyerrctx); 1406 yyerrctx = NULL; 1407 } 1408 yylvp = yylvals + yypath->lexeme; 1409 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1410 yylpp = yylpsns + yypath->lexeme; 1411 #endif 1412 yylexp = yylexemes + yypath->lexeme; 1413 yychar = YYEMPTY; 1414 yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base); 1415 memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 1416 yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base); 1417 memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 1418 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1419 yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base); 1420 memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 1421 #endif 1422 yystate = yypath->state; 1423 goto yyloop; 1424 #endif /* YYBTYACC */ 1425 1426 yyoverflow: 1427 YYERROR_CALL("yacc stack overflow"); 1428 #if YYBTYACC 1429 goto yyabort_nomem; 1430 yyenomem: 1431 YYERROR_CALL("memory exhausted"); 1432 yyabort_nomem: 1433 #endif /* YYBTYACC */ 1434 yyresult = 2; 1435 goto yyreturn; 1436 1437 yyabort: 1438 yyresult = 1; 1439 goto yyreturn; 1440 1441 yyaccept: 1442 #if YYBTYACC 1443 if (yyps->save) goto yyvalid; 1444 #endif /* YYBTYACC */ 1445 yyresult = 0; 1446 1447 yyreturn: 1448 #if defined(YYDESTRUCT_CALL) 1449 if (yychar != YYEOF && yychar != YYEMPTY) 1450 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1451 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc); 1452 #else 1453 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval); 1454 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1455 1456 { 1457 YYSTYPE *pv; 1458 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1459 YYLTYPE *pp; 1460 1461 for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp) 1462 YYDESTRUCT_CALL("cleanup: discarding state", 1463 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp); 1464 #else 1465 for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv) 1466 YYDESTRUCT_CALL("cleanup: discarding state", 1467 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv); 1468 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1469 } 1470 #endif /* defined(YYDESTRUCT_CALL) */ 1471 1472 #if YYBTYACC 1473 if (yyerrctx) 1474 { 1475 yyFreeState(yyerrctx); 1476 yyerrctx = NULL; 1477 } 1478 while (yyps) 1479 { 1480 YYParseState *save = yyps; 1481 yyps = save->save; 1482 save->save = NULL; 1483 yyFreeState(save); 1484 } 1485 while (yypath) 1486 { 1487 YYParseState *save = yypath; 1488 yypath = save->save; 1489 save->save = NULL; 1490 yyFreeState(save); 1491 } 1492 #endif /* YYBTYACC */ 1493 yyfreestack(&yystack); 1494 return (yyresult); 1495 } 1496