| 1 | #ifndef lint |
| 2 | static char yysccsid[] = "@(#)yaccpar 1.7 (Berkeley) 09/09/90"; |
| 3 | #endif |
| 4 | #define YYBYACC 1 |
| 5 | #line 2 "parser.y" |
| 6 | #include "string.h" |
| 7 | #ifdef _MSC_VER |
| 8 | #include <io.h> |
| 9 | #endif |
| 10 | #include "wx/expr.h" |
| 11 | |
| 12 | #ifndef __EXTERN_C__ |
| 13 | #define __EXTERN_C__ 1 |
| 14 | #endif |
| 15 | |
| 16 | #if defined(__cplusplus) || defined(__STDC__) |
| 17 | #if defined(__cplusplus) && defined(__EXTERN_C__) |
| 18 | extern "C" { |
| 19 | #endif |
| 20 | #endif |
| 21 | int yylex(void); |
| 22 | int yylook(void); |
| 23 | int yywrap(void); |
| 24 | int yyback(int *, int); |
| 25 | #ifdef __WXMAC__ |
| 26 | int read( int , char * , int ) ; |
| 27 | int fileno( void* ) ; |
| 28 | #endif |
| 29 | |
| 30 | /* You may need to put /DLEX_SCANNER in your makefile |
| 31 | * if you're using LEX! |
| 32 | Last change: JS 13 Jul 97 6:12 pm |
| 33 | */ |
| 34 | #ifdef LEX_SCANNER |
| 35 | /* int yyoutput(int); */ |
| 36 | void yyoutput(int); |
| 37 | #else |
| 38 | void yyoutput(int); |
| 39 | #endif |
| 40 | |
| 41 | #if defined(__cplusplus) || defined(__STDC__) |
| 42 | #if defined(__cplusplus) && defined(__EXTERN_C__) |
| 43 | } |
| 44 | #endif |
| 45 | #endif |
| 46 | #line 36 "parser.y" |
| 47 | typedef union { |
| 48 | char *s; |
| 49 | /* struct pexpr *expr; */ |
| 50 | } YYSTYPE; |
| 51 | #line 44 "y_tab.c" |
| 52 | #define INTEGER 1 |
| 53 | #define WORD 2 |
| 54 | #define STRING 3 |
| 55 | #define PERIOD 13 |
| 56 | #define OPEN 4 |
| 57 | #define CLOSE 5 |
| 58 | #define COMMA 6 |
| 59 | #define NEWLINE 7 |
| 60 | #define ERROR 8 |
| 61 | #define OPEN_SQUARE 9 |
| 62 | #define CLOSE_SQUARE 10 |
| 63 | #define EQUALS 11 |
| 64 | #define EXP 14 |
| 65 | #define YYERRCODE 256 |
| 66 | short yylhs[] = { -1, |
| 67 | 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, |
| 68 | 3, 4, 4, 5, 5, 5, 5, 5, 5, 5, |
| 69 | }; |
| 70 | short yylen[] = { 2, |
| 71 | 0, 2, 2, 2, 2, 4, 2, 3, 0, 1, |
| 72 | 3, 3, 1, 1, 1, 1, 3, 3, 5, 1, |
| 73 | }; |
| 74 | short yydefred[] = { 1, |
| 75 | 0, 0, 0, 0, 2, 0, 5, 3, 0, 0, |
| 76 | 0, 15, 7, 20, 0, 0, 13, 4, 0, 0, |
| 77 | 0, 0, 8, 0, 6, 0, 18, 0, 12, 11, |
| 78 | 0, 19, |
| 79 | }; |
| 80 | short yydgoto[] = { 1, |
| 81 | 5, 14, 15, 16, 17, |
| 82 | }; |
| 83 | short yysindex[] = { 0, |
| 84 | -2, 9, 2, 1, 0, 10, 0, 0, 11, -5, |
| 85 | 17, 0, 0, 0, 14, -1, 0, 0, 33, 38, |
| 86 | 41, 16, 0, 11, 0, 29, 0, 40, 0, 0, |
| 87 | 44, 0, |
| 88 | }; |
| 89 | short yyrindex[] = { 0, |
| 90 | 0, 0, 0, 0, 0, 0, 0, 0, 42, 21, |
| 91 | 24, 0, 0, 0, 0, 30, 0, 0, 0, 0, |
| 92 | 0, 0, 0, 31, 0, 27, 0, 24, 0, 0, |
| 93 | 0, 0, |
| 94 | }; |
| 95 | short yygindex[] = { 0, |
| 96 | 0, 45, -8, 0, 26, |
| 97 | }; |
| 98 | #define YYTABLESIZE 254 |
| 99 | short yytable[] = { 3, |
| 100 | 19, 10, 11, 12, 24, 9, 4, 20, 21, 4, |
| 101 | 13, 10, 11, 12, 8, 30, 10, 28, 12, 4, |
| 102 | 9, 7, 18, 23, 4, 16, 16, 22, 14, 14, |
| 103 | 16, 17, 17, 14, 10, 9, 17, 25, 26, 10, |
| 104 | 9, 27, 31, 9, 32, 6, 9, 29, 0, 0, |
| 105 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 106 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 107 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 108 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 109 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 110 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 111 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 112 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 113 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 114 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 115 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 116 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 117 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 118 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 119 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 120 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 121 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 122 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 123 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 124 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 125 | 0, 0, 0, 2, |
| 126 | }; |
| 127 | short yycheck[] = { 2, |
| 128 | 9, 1, 2, 3, 6, 4, 9, 13, 14, 9, |
| 129 | 10, 1, 2, 3, 13, 24, 1, 2, 3, 9, |
| 130 | 4, 13, 13, 10, 9, 5, 6, 11, 5, 6, |
| 131 | 10, 5, 6, 10, 5, 5, 10, 5, 1, 10, |
| 132 | 10, 1, 14, 4, 1, 1, 5, 22, -1, -1, |
| 133 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 134 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 135 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 136 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 137 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 138 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 139 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 140 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 141 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 142 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 143 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 144 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 145 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 146 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 147 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 148 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 149 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 150 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 151 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 152 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
| 153 | -1, -1, -1, 256, |
| 154 | }; |
| 155 | #define YYFINAL 1 |
| 156 | #ifndef YYDEBUG |
| 157 | #define YYDEBUG 0 |
| 158 | #endif |
| 159 | #define YYMAXTOKEN 14 |
| 160 | #if YYDEBUG |
| 161 | char *yyname[] = { |
| 162 | "end-of-file","INTEGER","WORD","STRING","OPEN","CLOSE","COMMA","NEWLINE", |
| 163 | "ERROR","OPEN_SQUARE","CLOSE_SQUARE","EQUALS",0,"PERIOD","EXP", |
| 164 | }; |
| 165 | char *yyrule[] = { |
| 166 | "$accept : commands", |
| 167 | "commands :", |
| 168 | "commands : commands command", |
| 169 | "command : WORD PERIOD", |
| 170 | "command : expr PERIOD", |
| 171 | "command : error PERIOD", |
| 172 | "expr : WORD OPEN arglist CLOSE", |
| 173 | "expr : OPEN_SQUARE CLOSE_SQUARE", |
| 174 | "expr : OPEN_SQUARE arglist CLOSE_SQUARE", |
| 175 | "arglist :", |
| 176 | "arglist : arg", |
| 177 | "arglist : arg COMMA arglist", |
| 178 | "arg : WORD EQUALS arg1", |
| 179 | "arg : arg1", |
| 180 | "arg1 : WORD", |
| 181 | "arg1 : STRING", |
| 182 | "arg1 : INTEGER", |
| 183 | "arg1 : INTEGER PERIOD INTEGER", |
| 184 | "arg1 : INTEGER EXP INTEGER", |
| 185 | "arg1 : INTEGER PERIOD INTEGER EXP INTEGER", |
| 186 | "arg1 : expr", |
| 187 | }; |
| 188 | #endif |
| 189 | #define yyclearin (yychar=(-1)) |
| 190 | #define yyerrok (yyerrflag=0) |
| 191 | #ifdef YYSTACKSIZE |
| 192 | #ifndef YYMAXDEPTH |
| 193 | #define YYMAXDEPTH YYSTACKSIZE |
| 194 | #endif |
| 195 | #else |
| 196 | #ifdef YYMAXDEPTH |
| 197 | #define YYSTACKSIZE YYMAXDEPTH |
| 198 | #else |
| 199 | #define YYSTACKSIZE 600 |
| 200 | #define YYMAXDEPTH 600 |
| 201 | #endif |
| 202 | #endif |
| 203 | int yydebug; |
| 204 | int yynerrs; |
| 205 | int yyerrflag; |
| 206 | int yychar; |
| 207 | short *yyssp; |
| 208 | YYSTYPE *yyvsp; |
| 209 | YYSTYPE yyval; |
| 210 | YYSTYPE yylval; |
| 211 | short yyss[YYSTACKSIZE]; |
| 212 | YYSTYPE yyvs[YYSTACKSIZE]; |
| 213 | #define yystacksize YYSTACKSIZE |
| 214 | #line 118 "parser.y" |
| 215 | |
| 216 | #ifdef IDE_INVOKED |
| 217 | #include "../common/doslex.c" |
| 218 | #else |
| 219 | #if (defined(__MWERKS__)) |
| 220 | #include "../common/cwlex_yy.c" |
| 221 | #else |
| 222 | #include "../common/lex_yy.c" |
| 223 | #endif |
| 224 | #endif |
| 225 | |
| 226 | /* |
| 227 | void yyerror(s) |
| 228 | char *s; |
| 229 | { |
| 230 | syntax_error(s); |
| 231 | } |
| 232 | */ |
| 233 | |
| 234 | /* Ansi prototype. If this doesn't work for you... uncomment |
| 235 | the above instead. |
| 236 | */ |
| 237 | |
| 238 | void yyerror(char *s) |
| 239 | { |
| 240 | syntax_error(s); |
| 241 | } |
| 242 | |
| 243 | /* |
| 244 | * Unfortunately, my DOS version of FLEX |
| 245 | * requires yywrap to be #def'ed, whereas |
| 246 | * the UNIX flex expects a proper function. |
| 247 | */ |
| 248 | |
| 249 | /* Not sure if __SC__ is the appropriate thing |
| 250 | * to test |
| 251 | */ |
| 252 | |
| 253 | #ifndef __SC__ |
| 254 | #ifdef USE_DEFINE |
| 255 | #ifndef yywrap |
| 256 | #define yywrap() 1 |
| 257 | #endif |
| 258 | #else |
| 259 | int yywrap() { return 1; } |
| 260 | #endif |
| 261 | #endif |
| 262 | #line 247 "y_tab.c" |
| 263 | #define YYABORT goto yyabort |
| 264 | #define YYACCEPT goto yyaccept |
| 265 | #define YYERROR goto yyerrlab |
| 266 | int |
| 267 | yyparse() |
| 268 | { |
| 269 | register int yym, yyn, yystate; |
| 270 | #if YYDEBUG |
| 271 | register char *yys; |
| 272 | extern char *getenv(); |
| 273 | |
| 274 | if (yys = getenv("YYDEBUG")) |
| 275 | { |
| 276 | yyn = *yys; |
| 277 | if (yyn >= '0' && yyn <= '9') |
| 278 | yydebug = yyn - '0'; |
| 279 | } |
| 280 | #endif |
| 281 | |
| 282 | yynerrs = 0; |
| 283 | yyerrflag = 0; |
| 284 | yychar = (-1); |
| 285 | |
| 286 | yyssp = yyss; |
| 287 | yyvsp = yyvs; |
| 288 | *yyssp = yystate = 0; |
| 289 | |
| 290 | yyloop: |
| 291 | if (yyn = yydefred[yystate]) goto yyreduce; |
| 292 | if (yychar < 0) |
| 293 | { |
| 294 | if ((yychar = yylex()) < 0) yychar = 0; |
| 295 | #if YYDEBUG |
| 296 | if (yydebug) |
| 297 | { |
| 298 | yys = 0; |
| 299 | if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
| 300 | if (!yys) yys = "illegal-symbol"; |
| 301 | printf("yydebug: state %d, reading %d (%s)\n", yystate, |
| 302 | yychar, yys); |
| 303 | } |
| 304 | #endif |
| 305 | } |
| 306 | if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && |
| 307 | yyn <= YYTABLESIZE && yycheck[yyn] == yychar) |
| 308 | { |
| 309 | #if YYDEBUG |
| 310 | if (yydebug) |
| 311 | printf("yydebug: state %d, shifting to state %d\n", |
| 312 | yystate, yytable[yyn]); |
| 313 | #endif |
| 314 | if (yyssp >= yyss + yystacksize - 1) |
| 315 | { |
| 316 | goto yyoverflow; |
| 317 | } |
| 318 | *++yyssp = yystate = yytable[yyn]; |
| 319 | *++yyvsp = yylval; |
| 320 | yychar = (-1); |
| 321 | if (yyerrflag > 0) --yyerrflag; |
| 322 | goto yyloop; |
| 323 | } |
| 324 | if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && |
| 325 | yyn <= YYTABLESIZE && yycheck[yyn] == yychar) |
| 326 | { |
| 327 | yyn = yytable[yyn]; |
| 328 | goto yyreduce; |
| 329 | } |
| 330 | if (yyerrflag) goto yyinrecovery; |
| 331 | #ifdef lint |
| 332 | goto yynewerror; |
| 333 | #endif |
| 334 | yynewerror: |
| 335 | yyerror("syntax error"); |
| 336 | #ifdef lint |
| 337 | goto yyerrlab; |
| 338 | #endif |
| 339 | yyerrlab: |
| 340 | ++yynerrs; |
| 341 | yyinrecovery: |
| 342 | if (yyerrflag < 3) |
| 343 | { |
| 344 | yyerrflag = 3; |
| 345 | for (;;) |
| 346 | { |
| 347 | if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 && |
| 348 | yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) |
| 349 | { |
| 350 | #if YYDEBUG |
| 351 | if (yydebug) |
| 352 | printf("yydebug: state %d, error recovery shifting\ |
| 353 | to state %d\n", *yyssp, yytable[yyn]); |
| 354 | #endif |
| 355 | if (yyssp >= yyss + yystacksize - 1) |
| 356 | { |
| 357 | goto yyoverflow; |
| 358 | } |
| 359 | *++yyssp = yystate = yytable[yyn]; |
| 360 | *++yyvsp = yylval; |
| 361 | goto yyloop; |
| 362 | } |
| 363 | else |
| 364 | { |
| 365 | #if YYDEBUG |
| 366 | if (yydebug) |
| 367 | printf("yydebug: error recovery discarding state %d\n", |
| 368 | *yyssp); |
| 369 | #endif |
| 370 | if (yyssp <= yyss) goto yyabort; |
| 371 | --yyssp; |
| 372 | --yyvsp; |
| 373 | } |
| 374 | } |
| 375 | } |
| 376 | else |
| 377 | { |
| 378 | if (yychar == 0) goto yyabort; |
| 379 | #if YYDEBUG |
| 380 | if (yydebug) |
| 381 | { |
| 382 | yys = 0; |
| 383 | if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
| 384 | if (!yys) yys = "illegal-symbol"; |
| 385 | printf("yydebug: state %d, error recovery discards token %d (%s)\n", |
| 386 | yystate, yychar, yys); |
| 387 | } |
| 388 | #endif |
| 389 | yychar = (-1); |
| 390 | goto yyloop; |
| 391 | } |
| 392 | yyreduce: |
| 393 | #if YYDEBUG |
| 394 | if (yydebug) |
| 395 | printf("yydebug: state %d, reducing by rule %d (%s)\n", |
| 396 | yystate, yyn, yyrule[yyn]); |
| 397 | #endif |
| 398 | yym = yylen[yyn]; |
| 399 | yyval = yyvsp[1-yym]; |
| 400 | switch (yyn) |
| 401 | { |
| 402 | case 3: |
| 403 | #line 68 "parser.y" |
| 404 | {process_command(proio_cons(wxmake_word(yyvsp[-1].s), NULL)); free(yyvsp[-1].s);} |
| 405 | break; |
| 406 | case 4: |
| 407 | #line 70 "parser.y" |
| 408 | {process_command(yyvsp[-1].s);} |
| 409 | break; |
| 410 | case 5: |
| 411 | #line 72 "parser.y" |
| 412 | {syntax_error("Unrecognized command.");} |
| 413 | break; |
| 414 | case 6: |
| 415 | #line 76 "parser.y" |
| 416 | {yyval.s = proio_cons(wxmake_word(yyvsp[-3].s), yyvsp[-1].s); free(yyvsp[-3].s);} |
| 417 | break; |
| 418 | case 7: |
| 419 | #line 78 "parser.y" |
| 420 | {yyval.s = proio_cons(NULL, NULL);} |
| 421 | break; |
| 422 | case 8: |
| 423 | #line 80 "parser.y" |
| 424 | {yyval.s = yyvsp[-1].s; } |
| 425 | break; |
| 426 | case 9: |
| 427 | #line 84 "parser.y" |
| 428 | {yyval.s = NULL;} |
| 429 | break; |
| 430 | case 10: |
| 431 | #line 86 "parser.y" |
| 432 | {yyval.s = proio_cons(yyvsp[0].s, NULL);} |
| 433 | break; |
| 434 | case 11: |
| 435 | #line 89 "parser.y" |
| 436 | {yyval.s = proio_cons(yyvsp[-2].s, yyvsp[0].s);} |
| 437 | break; |
| 438 | case 12: |
| 439 | #line 93 "parser.y" |
| 440 | {yyval.s = proio_cons(wxmake_word("="), proio_cons(wxmake_word(yyvsp[-2].s), proio_cons(yyvsp[0].s, NULL))); |
| 441 | free(yyvsp[-2].s); } |
| 442 | break; |
| 443 | case 13: |
| 444 | #line 96 "parser.y" |
| 445 | {yyval.s = yyvsp[0].s; } |
| 446 | break; |
| 447 | case 14: |
| 448 | #line 99 "parser.y" |
| 449 | {yyval.s = wxmake_word(yyvsp[0].s); free(yyvsp[0].s);} |
| 450 | break; |
| 451 | case 15: |
| 452 | #line 101 "parser.y" |
| 453 | {yyval.s = wxmake_string(yyvsp[0].s); free(yyvsp[0].s);} |
| 454 | break; |
| 455 | case 16: |
| 456 | #line 103 "parser.y" |
| 457 | {yyval.s = wxmake_integer(yyvsp[0].s); free(yyvsp[0].s);} |
| 458 | break; |
| 459 | case 17: |
| 460 | #line 105 "parser.y" |
| 461 | {yyval.s = wxmake_real(yyvsp[-2].s, yyvsp[0].s); free(yyvsp[-2].s); free(yyvsp[0].s); } |
| 462 | break; |
| 463 | case 18: |
| 464 | #line 107 "parser.y" |
| 465 | {yyval.s = wxmake_exp(yyvsp[-2].s, yyvsp[0].s); free(yyvsp[-2].s); free(yyvsp[0].s); } |
| 466 | break; |
| 467 | case 19: |
| 468 | #line 110 "parser.y" |
| 469 | {yyval.s = wxmake_exp2(yyvsp[-4].s, yyvsp[-2].s, yyvsp[0].s); free(yyvsp[-4].s); free(yyvsp[-2].s); |
| 470 | free(yyvsp[0].s); } |
| 471 | break; |
| 472 | case 20: |
| 473 | #line 114 "parser.y" |
| 474 | {yyval.s = yyvsp[0].s;} |
| 475 | break; |
| 476 | #line 461 "y_tab.c" |
| 477 | } |
| 478 | yyssp -= yym; |
| 479 | yystate = *yyssp; |
| 480 | yyvsp -= yym; |
| 481 | yym = yylhs[yyn]; |
| 482 | if (yystate == 0 && yym == 0) |
| 483 | { |
| 484 | #if YYDEBUG |
| 485 | if (yydebug) |
| 486 | printf("yydebug: after reduction, shifting from state 0 to\ |
| 487 | state %d\n", YYFINAL); |
| 488 | #endif |
| 489 | yystate = YYFINAL; |
| 490 | *++yyssp = YYFINAL; |
| 491 | *++yyvsp = yyval; |
| 492 | if (yychar < 0) |
| 493 | { |
| 494 | if ((yychar = yylex()) < 0) yychar = 0; |
| 495 | #if YYDEBUG |
| 496 | if (yydebug) |
| 497 | { |
| 498 | yys = 0; |
| 499 | if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
| 500 | if (!yys) yys = "illegal-symbol"; |
| 501 | printf("yydebug: state %d, reading %d (%s)\n", |
| 502 | YYFINAL, yychar, yys); |
| 503 | } |
| 504 | #endif |
| 505 | } |
| 506 | if (yychar == 0) goto yyaccept; |
| 507 | goto yyloop; |
| 508 | } |
| 509 | if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && |
| 510 | yyn <= YYTABLESIZE && yycheck[yyn] == yystate) |
| 511 | yystate = yytable[yyn]; |
| 512 | else |
| 513 | yystate = yydgoto[yym]; |
| 514 | #if YYDEBUG |
| 515 | if (yydebug) |
| 516 | printf("yydebug: after reduction, shifting from state %d \ |
| 517 | to state %d\n", *yyssp, yystate); |
| 518 | #endif |
| 519 | if (yyssp >= yyss + yystacksize - 1) |
| 520 | { |
| 521 | goto yyoverflow; |
| 522 | } |
| 523 | *++yyssp = yystate; |
| 524 | *++yyvsp = yyval; |
| 525 | goto yyloop; |
| 526 | yyoverflow: |
| 527 | yyerror("yacc stack overflow"); |
| 528 | yyabort: |
| 529 | return (1); |
| 530 | yyaccept: |
| 531 | return (0); |
| 532 | } |