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
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 int yydebug;
206 int yynerrs;
207
208 /* define the initial stack-sizes */
209 #ifdef YYSTACKSIZE
210 #undef YYMAXDEPTH
211 #define YYMAXDEPTH YYSTACKSIZE
212 #else
213 #ifdef YYMAXDEPTH
214 #define YYSTACKSIZE YYMAXDEPTH
215 #else
216 #define YYSTACKSIZE 10000
217 #define YYMAXDEPTH 10000
218 #endif
219 #endif
220
221 #define YYINITSTACKSIZE 200
222
223 typedef struct {
224 unsigned stacksize;
225 YYINT *s_base;
226 YYINT *s_mark;
227 YYINT *s_last;
228 YYSTYPE *l_base;
229 YYSTYPE *l_mark;
230 } YYSTACKDATA;
231 #line 17 "pure_error.y"
232
233 #include <stdio.h>
234
235 #ifdef YYBYACC
236 extern int YYLEX_DECL();
237 #endif
238
239 int
main(void)240 main(void)
241 {
242 printf("yyparse() = %d\n", yyparse());
243 return 0;
244 }
245
246 int
yylex(YYSTYPE * value)247 yylex(YYSTYPE *value)
248 {
249 return value ? 0 : -1;
250 }
251
252 static void
yyerror(const char * s)253 yyerror(const char* s)
254 {
255 printf("%s\n", s);
256 }
257 #line 258 "pure_error.tab.c"
258
259 #if YYDEBUG
260 #include <stdio.h> /* needed for printf */
261 #endif
262
263 #include <stdlib.h> /* needed for malloc, etc */
264 #include <string.h> /* needed for memset */
265
266 /* allocate initial stack or double stack size, up to YYMAXDEPTH */
yygrowstack(YYSTACKDATA * data)267 static int yygrowstack(YYSTACKDATA *data)
268 {
269 int i;
270 unsigned newsize;
271 YYINT *newss;
272 YYSTYPE *newvs;
273
274 if ((newsize = data->stacksize) == 0)
275 newsize = YYINITSTACKSIZE;
276 else if (newsize >= YYMAXDEPTH)
277 return YYENOMEM;
278 else if ((newsize *= 2) > YYMAXDEPTH)
279 newsize = YYMAXDEPTH;
280
281 i = (int) (data->s_mark - data->s_base);
282 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
283 if (newss == 0)
284 return YYENOMEM;
285
286 data->s_base = newss;
287 data->s_mark = newss + i;
288
289 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
290 if (newvs == 0)
291 return YYENOMEM;
292
293 data->l_base = newvs;
294 data->l_mark = newvs + i;
295
296 data->stacksize = newsize;
297 data->s_last = data->s_base + newsize - 1;
298 return 0;
299 }
300
301 #if YYPURE || defined(YY_NO_LEAKS)
yyfreestack(YYSTACKDATA * data)302 static void yyfreestack(YYSTACKDATA *data)
303 {
304 free(data->s_base);
305 free(data->l_base);
306 memset(data, 0, sizeof(*data));
307 }
308 #else
309 #define yyfreestack(data) /* nothing */
310 #endif
311
312 #define YYABORT goto yyabort
313 #define YYREJECT goto yyabort
314 #define YYACCEPT goto yyaccept
315 #define YYERROR goto yyerrlab
316
317 int
YYPARSE_DECL()318 YYPARSE_DECL()
319 {
320 int yyerrflag;
321 int yychar;
322 YYSTYPE yyval;
323 YYSTYPE yylval;
324
325 /* variables for the parser stack */
326 YYSTACKDATA yystack;
327 int yym, yyn, yystate;
328 #if YYDEBUG
329 const char *yys;
330
331 if ((yys = getenv("YYDEBUG")) != 0)
332 {
333 yyn = *yys;
334 if (yyn >= '0' && yyn <= '9')
335 yydebug = yyn - '0';
336 }
337 #endif
338
339 memset(&yyval, 0, sizeof(yyval));
340 memset(&yylval, 0, sizeof(yylval));
341
342 yym = 0;
343 yyn = 0;
344 yynerrs = 0;
345 yyerrflag = 0;
346 yychar = YYEMPTY;
347 yystate = 0;
348
349 #if YYPURE
350 memset(&yystack, 0, sizeof(yystack));
351 #endif
352
353 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
354 yystack.s_mark = yystack.s_base;
355 yystack.l_mark = yystack.l_base;
356 yystate = 0;
357 *yystack.s_mark = 0;
358
359 yyloop:
360 if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
361 if (yychar < 0)
362 {
363 yychar = YYLEX;
364 if (yychar < 0) yychar = YYEOF;
365 #if YYDEBUG
366 if (yydebug)
367 {
368 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
369 printf("%sdebug: state %d, reading %d (%s)\n",
370 YYPREFIX, yystate, yychar, yys);
371 }
372 #endif
373 }
374 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
375 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
376 {
377 #if YYDEBUG
378 if (yydebug)
379 printf("%sdebug: state %d, shifting to state %d\n",
380 YYPREFIX, yystate, yytable[yyn]);
381 #endif
382 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
383 yystate = yytable[yyn];
384 *++yystack.s_mark = yytable[yyn];
385 *++yystack.l_mark = yylval;
386 yychar = YYEMPTY;
387 if (yyerrflag > 0) --yyerrflag;
388 goto yyloop;
389 }
390 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
391 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
392 {
393 yyn = yytable[yyn];
394 goto yyreduce;
395 }
396 if (yyerrflag != 0) goto yyinrecovery;
397
398 YYERROR_CALL("syntax error");
399
400 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
401 yyerrlab:
402 ++yynerrs;
403
404 yyinrecovery:
405 if (yyerrflag < 3)
406 {
407 yyerrflag = 3;
408 for (;;)
409 {
410 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
411 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
412 {
413 #if YYDEBUG
414 if (yydebug)
415 printf("%sdebug: state %d, error recovery shifting\
416 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
417 #endif
418 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
419 yystate = yytable[yyn];
420 *++yystack.s_mark = yytable[yyn];
421 *++yystack.l_mark = yylval;
422 goto yyloop;
423 }
424 else
425 {
426 #if YYDEBUG
427 if (yydebug)
428 printf("%sdebug: error recovery discarding state %d\n",
429 YYPREFIX, *yystack.s_mark);
430 #endif
431 if (yystack.s_mark <= yystack.s_base) goto yyabort;
432 --yystack.s_mark;
433 --yystack.l_mark;
434 }
435 }
436 }
437 else
438 {
439 if (yychar == YYEOF) goto yyabort;
440 #if YYDEBUG
441 if (yydebug)
442 {
443 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
444 printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
445 YYPREFIX, yystate, yychar, yys);
446 }
447 #endif
448 yychar = YYEMPTY;
449 goto yyloop;
450 }
451
452 yyreduce:
453 #if YYDEBUG
454 if (yydebug)
455 printf("%sdebug: state %d, reducing by rule %d (%s)\n",
456 YYPREFIX, yystate, yyn, yyrule[yyn]);
457 #endif
458 yym = yylen[yyn];
459 if (yym > 0)
460 yyval = yystack.l_mark[1-yym];
461 else
462 memset(&yyval, 0, sizeof yyval);
463
464 switch (yyn)
465 {
466 }
467 yystack.s_mark -= yym;
468 yystate = *yystack.s_mark;
469 yystack.l_mark -= yym;
470 yym = yylhs[yyn];
471 if (yystate == 0 && yym == 0)
472 {
473 #if YYDEBUG
474 if (yydebug)
475 printf("%sdebug: after reduction, shifting from state 0 to\
476 state %d\n", YYPREFIX, YYFINAL);
477 #endif
478 yystate = YYFINAL;
479 *++yystack.s_mark = YYFINAL;
480 *++yystack.l_mark = yyval;
481 if (yychar < 0)
482 {
483 yychar = YYLEX;
484 if (yychar < 0) yychar = YYEOF;
485 #if YYDEBUG
486 if (yydebug)
487 {
488 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
489 printf("%sdebug: state %d, reading %d (%s)\n",
490 YYPREFIX, YYFINAL, yychar, yys);
491 }
492 #endif
493 }
494 if (yychar == YYEOF) goto yyaccept;
495 goto yyloop;
496 }
497 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
498 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
499 yystate = yytable[yyn];
500 else
501 yystate = yydgoto[yym];
502 #if YYDEBUG
503 if (yydebug)
504 printf("%sdebug: after reduction, shifting from state %d \
505 to state %d\n", YYPREFIX, *yystack.s_mark, yystate);
506 #endif
507 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
508 *++yystack.s_mark = (YYINT) yystate;
509 *++yystack.l_mark = yyval;
510 goto yyloop;
511
512 yyoverflow:
513 YYERROR_CALL("yacc stack overflow");
514
515 yyabort:
516 yyfreestack(&yystack);
517 return (1);
518
519 yyaccept:
520 yyfreestack(&yystack);
521 return (0);
522 }
523