1 /* $NetBSD: empty.tab.c,v 1.1.1.1 2015/01/03 22:58:24 christos Exp $ */
2
3 /* original parser id follows */
4 /* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */
5 /* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */
6
7 #define YYBYACC 1
8 #define YYMAJOR 1
9 #define YYMINOR 9
10 #define YYCHECK "yyyymmdd"
11
12 #define YYEMPTY (-1)
13 #define yyclearin (yychar = YYEMPTY)
14 #define yyerrok (yyerrflag = 0)
15 #define YYRECOVERING() (yyerrflag != 0)
16 #define YYENOMEM (-2)
17 #define YYEOF 0
18
19 #ifndef yyparse
20 #define yyparse empty_parse
21 #endif /* yyparse */
22
23 #ifndef yylex
24 #define yylex empty_lex
25 #endif /* yylex */
26
27 #ifndef yyerror
28 #define yyerror empty_error
29 #endif /* yyerror */
30
31 #ifndef yychar
32 #define yychar empty_char
33 #endif /* yychar */
34
35 #ifndef yyval
36 #define yyval empty_val
37 #endif /* yyval */
38
39 #ifndef yylval
40 #define yylval empty_lval
41 #endif /* yylval */
42
43 #ifndef yydebug
44 #define yydebug empty_debug
45 #endif /* yydebug */
46
47 #ifndef yynerrs
48 #define yynerrs empty_nerrs
49 #endif /* yynerrs */
50
51 #ifndef yyerrflag
52 #define yyerrflag empty_errflag
53 #endif /* yyerrflag */
54
55 #ifndef yylhs
56 #define yylhs empty_lhs
57 #endif /* yylhs */
58
59 #ifndef yylen
60 #define yylen empty_len
61 #endif /* yylen */
62
63 #ifndef yydefred
64 #define yydefred empty_defred
65 #endif /* yydefred */
66
67 #ifndef yydgoto
68 #define yydgoto empty_dgoto
69 #endif /* yydgoto */
70
71 #ifndef yysindex
72 #define yysindex empty_sindex
73 #endif /* yysindex */
74
75 #ifndef yyrindex
76 #define yyrindex empty_rindex
77 #endif /* yyrindex */
78
79 #ifndef yygindex
80 #define yygindex empty_gindex
81 #endif /* yygindex */
82
83 #ifndef yytable
84 #define yytable empty_table
85 #endif /* yytable */
86
87 #ifndef yycheck
88 #define yycheck empty_check
89 #endif /* yycheck */
90
91 #ifndef yyname
92 #define yyname empty_name
93 #endif /* yyname */
94
95 #ifndef yyrule
96 #define yyrule empty_rule
97 #endif /* yyrule */
98 #define YYPREFIX "empty_"
99
100 #define YYPURE 0
101
102 #line 2 "empty.y"
103 #ifdef YYBISON
104 #define YYLEX_DECL() yylex(void)
105 #define YYERROR_DECL() yyerror(const char *s)
106 static int YYLEX_DECL();
107 static void YYERROR_DECL();
108 #endif
109 #line 108 "empty.tab.c"
110
111 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
112 /* Default: YYSTYPE is the semantic value type. */
113 typedef int YYSTYPE;
114 # define YYSTYPE_IS_DECLARED 1
115 #endif
116
117 /* compatibility with bison */
118 #ifdef YYPARSE_PARAM
119 /* compatibility with FreeBSD */
120 # ifdef YYPARSE_PARAM_TYPE
121 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
122 # else
123 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
124 # endif
125 #else
126 # define YYPARSE_DECL() yyparse(void)
127 #endif
128
129 /* Parameters sent to lex. */
130 #ifdef YYLEX_PARAM
131 # define YYLEX_DECL() yylex(void *YYLEX_PARAM)
132 # define YYLEX yylex(YYLEX_PARAM)
133 #else
134 # define YYLEX_DECL() yylex(void)
135 # define YYLEX yylex()
136 #endif
137
138 /* Parameters sent to yyerror. */
139 #ifndef YYERROR_DECL
140 #define YYERROR_DECL() yyerror(const char *s)
141 #endif
142 #ifndef YYERROR_CALL
143 #define YYERROR_CALL(msg) yyerror(msg)
144 #endif
145
146 extern int YYPARSE_DECL();
147
148 #define YYERRCODE 256
149 typedef short YYINT;
150 static const YYINT empty_lhs[] = { -1,
151 0,
152 };
153 static const YYINT empty_len[] = { 2,
154 0,
155 };
156 static const YYINT empty_defred[] = { 1,
157 0,
158 };
159 static const YYINT empty_dgoto[] = { 1,
160 };
161 static const YYINT empty_sindex[] = { 0,
162 0,
163 };
164 static const YYINT empty_rindex[] = { 0,
165 0,
166 };
167 static const YYINT empty_gindex[] = { 0,
168 };
169 #define YYTABLESIZE 0
170 static const YYINT empty_table[] = { 0,
171 };
172 static const YYINT empty_check[] = { -1,
173 };
174 #define YYFINAL 1
175 #ifndef YYDEBUG
176 #define YYDEBUG 0
177 #endif
178 #define YYMAXTOKEN 256
179 #define YYUNDFTOKEN 259
180 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
181 #if YYDEBUG
182 static const char *const empty_name[] = {
183
184 "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,
185 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,
186 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,
187 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,
188 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,
189 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,
190 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",
191 };
192 static const char *const empty_rule[] = {
193 "$accept : start",
194 "start :",
195
196 };
197 #endif
198
199 int yydebug;
200 int yynerrs;
201
202 int yyerrflag;
203 int yychar;
204 YYSTYPE yyval;
205 YYSTYPE yylval;
206
207 /* define the initial stack-sizes */
208 #ifdef YYSTACKSIZE
209 #undef YYMAXDEPTH
210 #define YYMAXDEPTH YYSTACKSIZE
211 #else
212 #ifdef YYMAXDEPTH
213 #define YYSTACKSIZE YYMAXDEPTH
214 #else
215 #define YYSTACKSIZE 10000
216 #define YYMAXDEPTH 10000
217 #endif
218 #endif
219
220 #define YYINITSTACKSIZE 200
221
222 typedef struct {
223 unsigned stacksize;
224 YYINT *s_base;
225 YYINT *s_mark;
226 YYINT *s_last;
227 YYSTYPE *l_base;
228 YYSTYPE *l_mark;
229 } YYSTACKDATA;
230 /* variables for the parser stack */
231 static YYSTACKDATA yystack;
232 #line 13 "empty.y"
233
234 #include <stdio.h>
235
236 static int
YYLEX_DECL()237 YYLEX_DECL() {
238 return -1;
239 }
240
241 static void
YYERROR_DECL()242 YYERROR_DECL() {
243 printf("%s\n",s);
244 }
245 #line 244 "empty.tab.c"
246
247 #if YYDEBUG
248 #include <stdio.h> /* needed for printf */
249 #endif
250
251 #include <stdlib.h> /* needed for malloc, etc */
252 #include <string.h> /* needed for memset */
253
254 /* allocate initial stack or double stack size, up to YYMAXDEPTH */
yygrowstack(YYSTACKDATA * data)255 static int yygrowstack(YYSTACKDATA *data)
256 {
257 int i;
258 unsigned newsize;
259 YYINT *newss;
260 YYSTYPE *newvs;
261
262 if ((newsize = data->stacksize) == 0)
263 newsize = YYINITSTACKSIZE;
264 else if (newsize >= YYMAXDEPTH)
265 return YYENOMEM;
266 else if ((newsize *= 2) > YYMAXDEPTH)
267 newsize = YYMAXDEPTH;
268
269 i = (int) (data->s_mark - data->s_base);
270 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
271 if (newss == 0)
272 return YYENOMEM;
273
274 data->s_base = newss;
275 data->s_mark = newss + i;
276
277 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
278 if (newvs == 0)
279 return YYENOMEM;
280
281 data->l_base = newvs;
282 data->l_mark = newvs + i;
283
284 data->stacksize = newsize;
285 data->s_last = data->s_base + newsize - 1;
286 return 0;
287 }
288
289 #if YYPURE || defined(YY_NO_LEAKS)
yyfreestack(YYSTACKDATA * data)290 static void yyfreestack(YYSTACKDATA *data)
291 {
292 free(data->s_base);
293 free(data->l_base);
294 memset(data, 0, sizeof(*data));
295 }
296 #else
297 #define yyfreestack(data) /* nothing */
298 #endif
299
300 #define YYABORT goto yyabort
301 #define YYREJECT goto yyabort
302 #define YYACCEPT goto yyaccept
303 #define YYERROR goto yyerrlab
304
305 int
YYPARSE_DECL()306 YYPARSE_DECL()
307 {
308 int yym, yyn, yystate;
309 #if YYDEBUG
310 const char *yys;
311
312 if ((yys = getenv("YYDEBUG")) != 0)
313 {
314 yyn = *yys;
315 if (yyn >= '0' && yyn <= '9')
316 yydebug = yyn - '0';
317 }
318 #endif
319
320 yynerrs = 0;
321 yyerrflag = 0;
322 yychar = YYEMPTY;
323 yystate = 0;
324
325 #if YYPURE
326 memset(&yystack, 0, sizeof(yystack));
327 #endif
328
329 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
330 yystack.s_mark = yystack.s_base;
331 yystack.l_mark = yystack.l_base;
332 yystate = 0;
333 *yystack.s_mark = 0;
334
335 yyloop:
336 if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
337 if (yychar < 0)
338 {
339 if ((yychar = YYLEX) < 0) yychar = YYEOF;
340 #if YYDEBUG
341 if (yydebug)
342 {
343 yys = yyname[YYTRANSLATE(yychar)];
344 printf("%sdebug: state %d, reading %d (%s)\n",
345 YYPREFIX, yystate, yychar, yys);
346 }
347 #endif
348 }
349 if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
350 yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
351 {
352 #if YYDEBUG
353 if (yydebug)
354 printf("%sdebug: state %d, shifting to state %d\n",
355 YYPREFIX, yystate, yytable[yyn]);
356 #endif
357 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
358 {
359 goto yyoverflow;
360 }
361 yystate = yytable[yyn];
362 *++yystack.s_mark = yytable[yyn];
363 *++yystack.l_mark = yylval;
364 yychar = YYEMPTY;
365 if (yyerrflag > 0) --yyerrflag;
366 goto yyloop;
367 }
368 if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
369 yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
370 {
371 yyn = yytable[yyn];
372 goto yyreduce;
373 }
374 if (yyerrflag) goto yyinrecovery;
375
376 YYERROR_CALL("syntax error");
377
378 goto yyerrlab;
379
380 yyerrlab:
381 ++yynerrs;
382
383 yyinrecovery:
384 if (yyerrflag < 3)
385 {
386 yyerrflag = 3;
387 for (;;)
388 {
389 if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 &&
390 yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
391 {
392 #if YYDEBUG
393 if (yydebug)
394 printf("%sdebug: state %d, error recovery shifting\
395 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
396 #endif
397 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
398 {
399 goto yyoverflow;
400 }
401 yystate = yytable[yyn];
402 *++yystack.s_mark = yytable[yyn];
403 *++yystack.l_mark = yylval;
404 goto yyloop;
405 }
406 else
407 {
408 #if YYDEBUG
409 if (yydebug)
410 printf("%sdebug: error recovery discarding state %d\n",
411 YYPREFIX, *yystack.s_mark);
412 #endif
413 if (yystack.s_mark <= yystack.s_base) goto yyabort;
414 --yystack.s_mark;
415 --yystack.l_mark;
416 }
417 }
418 }
419 else
420 {
421 if (yychar == YYEOF) goto yyabort;
422 #if YYDEBUG
423 if (yydebug)
424 {
425 yys = yyname[YYTRANSLATE(yychar)];
426 printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
427 YYPREFIX, yystate, yychar, yys);
428 }
429 #endif
430 yychar = YYEMPTY;
431 goto yyloop;
432 }
433
434 yyreduce:
435 #if YYDEBUG
436 if (yydebug)
437 printf("%sdebug: state %d, reducing by rule %d (%s)\n",
438 YYPREFIX, yystate, yyn, yyrule[yyn]);
439 #endif
440 yym = yylen[yyn];
441 if (yym)
442 yyval = yystack.l_mark[1-yym];
443 else
444 memset(&yyval, 0, sizeof yyval);
445 switch (yyn)
446 {
447 }
448 yystack.s_mark -= yym;
449 yystate = *yystack.s_mark;
450 yystack.l_mark -= yym;
451 yym = yylhs[yyn];
452 if (yystate == 0 && yym == 0)
453 {
454 #if YYDEBUG
455 if (yydebug)
456 printf("%sdebug: after reduction, shifting from state 0 to\
457 state %d\n", YYPREFIX, YYFINAL);
458 #endif
459 yystate = YYFINAL;
460 *++yystack.s_mark = YYFINAL;
461 *++yystack.l_mark = yyval;
462 if (yychar < 0)
463 {
464 if ((yychar = YYLEX) < 0) yychar = YYEOF;
465 #if YYDEBUG
466 if (yydebug)
467 {
468 yys = yyname[YYTRANSLATE(yychar)];
469 printf("%sdebug: state %d, reading %d (%s)\n",
470 YYPREFIX, YYFINAL, yychar, yys);
471 }
472 #endif
473 }
474 if (yychar == YYEOF) goto yyaccept;
475 goto yyloop;
476 }
477 if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
478 yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
479 yystate = yytable[yyn];
480 else
481 yystate = yydgoto[yym];
482 #if YYDEBUG
483 if (yydebug)
484 printf("%sdebug: after reduction, shifting from state %d \
485 to state %d\n", YYPREFIX, *yystack.s_mark, yystate);
486 #endif
487 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
488 {
489 goto yyoverflow;
490 }
491 *++yystack.s_mark = (YYINT) yystate;
492 *++yystack.l_mark = yyval;
493 goto yyloop;
494
495 yyoverflow:
496 YYERROR_CALL("yacc stack overflow");
497
498 yyabort:
499 yyfreestack(&yystack);
500 return (1);
501
502 yyaccept:
503 yyfreestack(&yystack);
504 return (0);
505 }
506