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 2
7 #define YYMINOR 0
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
17 #ifndef yyparse
18 #define yyparse error_parse
19 #endif /* yyparse */
20
21 #ifndef yylex
22 #define yylex error_lex
23 #endif /* yylex */
24
25 #ifndef yyerror
26 #define yyerror error_error
27 #endif /* yyerror */
28
29 #ifndef yychar
30 #define yychar error_char
31 #endif /* yychar */
32
33 #ifndef yyval
34 #define yyval error_val
35 #endif /* yyval */
36
37 #ifndef yylval
38 #define yylval error_lval
39 #endif /* yylval */
40
41 #ifndef yydebug
42 #define yydebug error_debug
43 #endif /* yydebug */
44
45 #ifndef yynerrs
46 #define yynerrs error_nerrs
47 #endif /* yynerrs */
48
49 #ifndef yyerrflag
50 #define yyerrflag error_errflag
51 #endif /* yyerrflag */
52
53 #ifndef yylhs
54 #define yylhs error_lhs
55 #endif /* yylhs */
56
57 #ifndef yylen
58 #define yylen error_len
59 #endif /* yylen */
60
61 #ifndef yydefred
62 #define yydefred error_defred
63 #endif /* yydefred */
64
65 #ifndef yydgoto
66 #define yydgoto error_dgoto
67 #endif /* yydgoto */
68
69 #ifndef yysindex
70 #define yysindex error_sindex
71 #endif /* yysindex */
72
73 #ifndef yyrindex
74 #define yyrindex error_rindex
75 #endif /* yyrindex */
76
77 #ifndef yygindex
78 #define yygindex error_gindex
79 #endif /* yygindex */
80
81 #ifndef yytable
82 #define yytable error_table
83 #endif /* yytable */
84
85 #ifndef yycheck
86 #define yycheck error_check
87 #endif /* yycheck */
88
89 #ifndef yyname
90 #define yyname error_name
91 #endif /* yyname */
92
93 #ifndef yyrule
94 #define yyrule error_rule
95 #endif /* yyrule */
96 #define YYPREFIX "error_"
97
98 #define YYPURE 1
99
100 #line 2 "pure_error.y"
101
102 #ifdef YYBISON
103 #define YYSTYPE int
104 #define YYLEX_PARAM &yylval
105 #define YYLEX_DECL() yylex(YYSTYPE *yylval)
106 #define YYERROR_DECL() yyerror(const char *s)
107 int YYLEX_DECL();
108 static void YYERROR_DECL();
109 #endif
110
111 #line 112 "pure_error.tab.c"
112
113 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
114 /* Default: YYSTYPE is the semantic value type. */
115 typedef int YYSTYPE;
116 # define YYSTYPE_IS_DECLARED 1
117 #endif
118
119 /* compatibility with bison */
120 #ifdef YYPARSE_PARAM
121 /* compatibility with FreeBSD */
122 # ifdef YYPARSE_PARAM_TYPE
123 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
124 # else
125 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
126 # endif
127 #else
128 # define YYPARSE_DECL() yyparse(void)
129 #endif
130
131 /* Parameters sent to lex. */
132 #ifdef YYLEX_PARAM
133 # ifdef YYLEX_PARAM_TYPE
134 # define YYLEX_DECL() yylex(YYSTYPE *yylval, YYLEX_PARAM_TYPE YYLEX_PARAM)
135 # else
136 # define YYLEX_DECL() yylex(YYSTYPE *yylval, void * YYLEX_PARAM)
137 # endif
138 # define YYLEX yylex(&yylval, YYLEX_PARAM)
139 #else
140 # define YYLEX_DECL() yylex(YYSTYPE *yylval)
141 # define YYLEX yylex(&yylval)
142 #endif
143
144 /* Parameters sent to yyerror. */
145 #ifndef YYERROR_DECL
146 #define YYERROR_DECL() yyerror(const char *s)
147 #endif
148 #ifndef YYERROR_CALL
149 #define YYERROR_CALL(msg) yyerror(msg)
150 #endif
151
152 extern int YYPARSE_DECL();
153
154 #define YYERRCODE 256
155 typedef int YYINT;
156 static const YYINT error_lhs[] = { -1,
157 0,
158 };
159 static const YYINT error_len[] = { 2,
160 1,
161 };
162 static const YYINT error_defred[] = { 0,
163 1, 0,
164 };
165 static const YYINT error_dgoto[] = { 2,
166 };
167 static const YYINT error_sindex[] = { -256,
168 0, 0,
169 };
170 static const YYINT error_rindex[] = { 0,
171 0, 0,
172 };
173 static const YYINT error_gindex[] = { 0,
174 };
175 #define YYTABLESIZE 0
176 static const YYINT error_table[] = { 1,
177 };
178 static const YYINT error_check[] = { 256,
179 };
180 #define YYFINAL 2
181 #ifndef YYDEBUG
182 #define YYDEBUG 0
183 #endif
184 #define YYMAXTOKEN 256
185 #define YYUNDFTOKEN 259
186 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
187 #if YYDEBUG
188 static const char *const error_name[] = {
189
190 "end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
191 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,
192 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,
193 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
194 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
195 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
196 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol",
197 };
198 static const char *const error_rule[] = {
199 "$accept : S",
200 "S : error",
201
202 };
203 #endif
204
205 #if YYDEBUG
206 int yydebug;
207 #endif
208
209 /* define the initial stack-sizes */
210 #ifdef YYSTACKSIZE
211 #undef YYMAXDEPTH
212 #define YYMAXDEPTH YYSTACKSIZE
213 #else
214 #ifdef YYMAXDEPTH
215 #define YYSTACKSIZE YYMAXDEPTH
216 #else
217 #define YYSTACKSIZE 10000
218 #define YYMAXDEPTH 10000
219 #endif
220 #endif
221
222 #define YYINITSTACKSIZE 200
223
224 typedef struct {
225 unsigned stacksize;
226 YYINT *s_base;
227 YYINT *s_mark;
228 YYINT *s_last;
229 YYSTYPE *l_base;
230 YYSTYPE *l_mark;
231 } YYSTACKDATA;
232 #line 17 "pure_error.y"
233
234 #include <stdio.h>
235
236 #ifdef YYBYACC
237 extern int YYLEX_DECL();
238 #endif
239
240 int
main(void)241 main(void)
242 {
243 printf("yyparse() = %d\n", yyparse());
244 return 0;
245 }
246
247 int
yylex(YYSTYPE * value)248 yylex(YYSTYPE *value)
249 {
250 return value ? 0 : -1;
251 }
252
253 static void
yyerror(const char * s)254 yyerror(const char* s)
255 {
256 printf("%s\n", s);
257 }
258 #line 259 "pure_error.tab.c"
259
260 #if YYDEBUG
261 #include <stdio.h> /* needed for printf */
262 #endif
263
264 #include <stdlib.h> /* needed for malloc, etc */
265 #include <string.h> /* needed for memset */
266
267 /* allocate initial stack or double stack size, up to YYMAXDEPTH */
yygrowstack(YYSTACKDATA * data)268 static int yygrowstack(YYSTACKDATA *data)
269 {
270 int i;
271 unsigned newsize;
272 YYINT *newss;
273 YYSTYPE *newvs;
274
275 if ((newsize = data->stacksize) == 0)
276 newsize = YYINITSTACKSIZE;
277 else if (newsize >= YYMAXDEPTH)
278 return YYENOMEM;
279 else if ((newsize *= 2) > YYMAXDEPTH)
280 newsize = YYMAXDEPTH;
281
282 i = (int) (data->s_mark - data->s_base);
283 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
284 if (newss == NULL)
285 return YYENOMEM;
286
287 data->s_base = newss;
288 data->s_mark = newss + i;
289
290 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
291 if (newvs == NULL)
292 return YYENOMEM;
293
294 data->l_base = newvs;
295 data->l_mark = newvs + i;
296
297 data->stacksize = newsize;
298 data->s_last = data->s_base + newsize - 1;
299 return 0;
300 }
301
302 #if YYPURE || defined(YY_NO_LEAKS)
yyfreestack(YYSTACKDATA * data)303 static void yyfreestack(YYSTACKDATA *data)
304 {
305 free(data->s_base);
306 free(data->l_base);
307 memset(data, 0, sizeof(*data));
308 }
309 #else
310 #define yyfreestack(data) /* nothing */
311 #endif
312
313 #define YYABORT goto yyabort
314 #define YYREJECT goto yyabort
315 #define YYACCEPT goto yyaccept
316 #define YYERROR goto yyerrlab
317
318 int
YYPARSE_DECL()319 YYPARSE_DECL()
320 {
321 int yyerrflag;
322 int yychar;
323 YYSTYPE yyval;
324 YYSTYPE yylval;
325 int yynerrs;
326
327 /* variables for the parser stack */
328 YYSTACKDATA yystack;
329 int yym, yyn, yystate;
330 #if YYDEBUG
331 const char *yys;
332
333 if ((yys = getenv("YYDEBUG")) != NULL)
334 {
335 yyn = *yys;
336 if (yyn >= '0' && yyn <= '9')
337 yydebug = yyn - '0';
338 }
339 #endif
340
341 memset(&yyval, 0, sizeof(yyval));
342 memset(&yylval, 0, sizeof(yylval));
343
344 /* yym is set below */
345 /* yyn is set below */
346 yynerrs = 0;
347 yyerrflag = 0;
348 yychar = YYEMPTY;
349 yystate = 0;
350
351 #if YYPURE
352 memset(&yystack, 0, sizeof(yystack));
353 #endif
354
355 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
356 yystack.s_mark = yystack.s_base;
357 yystack.l_mark = yystack.l_base;
358 yystate = 0;
359 *yystack.s_mark = 0;
360
361 yyloop:
362 if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
363 if (yychar < 0)
364 {
365 yychar = YYLEX;
366 if (yychar < 0) yychar = YYEOF;
367 #if YYDEBUG
368 if (yydebug)
369 {
370 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
371 printf("%sdebug: state %d, reading %d (%s)\n",
372 YYPREFIX, yystate, yychar, yys);
373 }
374 #endif
375 }
376 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
377 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
378 {
379 #if YYDEBUG
380 if (yydebug)
381 printf("%sdebug: state %d, shifting to state %d\n",
382 YYPREFIX, yystate, yytable[yyn]);
383 #endif
384 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
385 yystate = yytable[yyn];
386 *++yystack.s_mark = yytable[yyn];
387 *++yystack.l_mark = yylval;
388 yychar = YYEMPTY;
389 if (yyerrflag > 0) --yyerrflag;
390 goto yyloop;
391 }
392 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
393 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
394 {
395 yyn = yytable[yyn];
396 goto yyreduce;
397 }
398 if (yyerrflag != 0) goto yyinrecovery;
399
400 YYERROR_CALL("syntax error");
401
402 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
403 yyerrlab:
404 ++yynerrs;
405
406 yyinrecovery:
407 if (yyerrflag < 3)
408 {
409 yyerrflag = 3;
410 for (;;)
411 {
412 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
413 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
414 {
415 #if YYDEBUG
416 if (yydebug)
417 printf("%sdebug: state %d, error recovery shifting\
418 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
419 #endif
420 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
421 yystate = yytable[yyn];
422 *++yystack.s_mark = yytable[yyn];
423 *++yystack.l_mark = yylval;
424 goto yyloop;
425 }
426 else
427 {
428 #if YYDEBUG
429 if (yydebug)
430 printf("%sdebug: error recovery discarding state %d\n",
431 YYPREFIX, *yystack.s_mark);
432 #endif
433 if (yystack.s_mark <= yystack.s_base) goto yyabort;
434 --yystack.s_mark;
435 --yystack.l_mark;
436 }
437 }
438 }
439 else
440 {
441 if (yychar == YYEOF) goto yyabort;
442 #if YYDEBUG
443 if (yydebug)
444 {
445 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
446 printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
447 YYPREFIX, yystate, yychar, yys);
448 }
449 #endif
450 yychar = YYEMPTY;
451 goto yyloop;
452 }
453
454 yyreduce:
455 #if YYDEBUG
456 if (yydebug)
457 printf("%sdebug: state %d, reducing by rule %d (%s)\n",
458 YYPREFIX, yystate, yyn, yyrule[yyn]);
459 #endif
460 yym = yylen[yyn];
461 if (yym > 0)
462 yyval = yystack.l_mark[1-yym];
463 else
464 memset(&yyval, 0, sizeof yyval);
465
466 switch (yyn)
467 {
468 }
469 yystack.s_mark -= yym;
470 yystate = *yystack.s_mark;
471 yystack.l_mark -= yym;
472 yym = yylhs[yyn];
473 if (yystate == 0 && yym == 0)
474 {
475 #if YYDEBUG
476 if (yydebug)
477 printf("%sdebug: after reduction, shifting from state 0 to\
478 state %d\n", YYPREFIX, YYFINAL);
479 #endif
480 yystate = YYFINAL;
481 *++yystack.s_mark = YYFINAL;
482 *++yystack.l_mark = yyval;
483 if (yychar < 0)
484 {
485 yychar = YYLEX;
486 if (yychar < 0) yychar = YYEOF;
487 #if YYDEBUG
488 if (yydebug)
489 {
490 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
491 printf("%sdebug: state %d, reading %d (%s)\n",
492 YYPREFIX, YYFINAL, yychar, yys);
493 }
494 #endif
495 }
496 if (yychar == YYEOF) goto yyaccept;
497 goto yyloop;
498 }
499 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
500 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
501 yystate = yytable[yyn];
502 else
503 yystate = yydgoto[yym];
504 #if YYDEBUG
505 if (yydebug)
506 printf("%sdebug: after reduction, shifting from state %d \
507 to state %d\n", YYPREFIX, *yystack.s_mark, yystate);
508 #endif
509 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
510 *++yystack.s_mark = (YYINT) yystate;
511 *++yystack.l_mark = yyval;
512 goto yyloop;
513
514 yyoverflow:
515 YYERROR_CALL("yacc stack overflow");
516
517 yyabort:
518 yyfreestack(&yystack);
519 return (1);
520
521 yyaccept:
522 yyfreestack(&yystack);
523 return (0);
524 }
525