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