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 err_syntax10_parse
19 #endif /* yyparse */
20
21 #ifndef yylex
22 #define yylex err_syntax10_lex
23 #endif /* yylex */
24
25 #ifndef yyerror
26 #define yyerror err_syntax10_error
27 #endif /* yyerror */
28
29 #ifndef yychar
30 #define yychar err_syntax10_char
31 #endif /* yychar */
32
33 #ifndef yyval
34 #define yyval err_syntax10_val
35 #endif /* yyval */
36
37 #ifndef yylval
38 #define yylval err_syntax10_lval
39 #endif /* yylval */
40
41 #ifndef yydebug
42 #define yydebug err_syntax10_debug
43 #endif /* yydebug */
44
45 #ifndef yynerrs
46 #define yynerrs err_syntax10_nerrs
47 #endif /* yynerrs */
48
49 #ifndef yyerrflag
50 #define yyerrflag err_syntax10_errflag
51 #endif /* yyerrflag */
52
53 #ifndef yylhs
54 #define yylhs err_syntax10_lhs
55 #endif /* yylhs */
56
57 #ifndef yylen
58 #define yylen err_syntax10_len
59 #endif /* yylen */
60
61 #ifndef yydefred
62 #define yydefred err_syntax10_defred
63 #endif /* yydefred */
64
65 #ifndef yydgoto
66 #define yydgoto err_syntax10_dgoto
67 #endif /* yydgoto */
68
69 #ifndef yysindex
70 #define yysindex err_syntax10_sindex
71 #endif /* yysindex */
72
73 #ifndef yyrindex
74 #define yyrindex err_syntax10_rindex
75 #endif /* yyrindex */
76
77 #ifndef yygindex
78 #define yygindex err_syntax10_gindex
79 #endif /* yygindex */
80
81 #ifndef yytable
82 #define yytable err_syntax10_table
83 #endif /* yytable */
84
85 #ifndef yycheck
86 #define yycheck err_syntax10_check
87 #endif /* yycheck */
88
89 #ifndef yyname
90 #define yyname err_syntax10_name
91 #endif /* yyname */
92
93 #ifndef yyrule
94 #define yyrule err_syntax10_rule
95 #endif /* yyrule */
96 #define YYPREFIX "err_syntax10_"
97
98 #define YYPURE 0
99
100 #line 2 "err_syntax10.y"
101 int yylex(void);
102 static void yyerror(const char *);
103 #line 104 "err_syntax10.tab.c"
104
105 /* compatibility with bison */
106 #ifdef YYPARSE_PARAM
107 /* compatibility with FreeBSD */
108 # ifdef YYPARSE_PARAM_TYPE
109 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
110 # else
111 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
112 # endif
113 #else
114 # define YYPARSE_DECL() yyparse(void)
115 #endif
116
117 /* Parameters sent to lex. */
118 #ifdef YYLEX_PARAM
119 # define YYLEX_DECL() yylex(void *YYLEX_PARAM)
120 # define YYLEX yylex(YYLEX_PARAM)
121 #else
122 # define YYLEX_DECL() yylex(void)
123 # define YYLEX yylex()
124 #endif
125
126 /* Parameters sent to yyerror. */
127 #ifndef YYERROR_DECL
128 #define YYERROR_DECL() yyerror(const char *s)
129 #endif
130 #ifndef YYERROR_CALL
131 #define YYERROR_CALL(msg) yyerror(msg)
132 #endif
133
134 extern int YYPARSE_DECL();
135
136 #define YYERRCODE 256
137 typedef int YYINT;
138 static const YYINT err_syntax10_lhs[] = { -1,
139 0,
140 };
141 static const YYINT err_syntax10_len[] = { 2,
142 1,
143 };
144 static const YYINT err_syntax10_defred[] = { 0,
145 1, 0,
146 };
147 static const YYINT err_syntax10_dgoto[] = { 2,
148 };
149 static const YYINT err_syntax10_sindex[] = { -256,
150 0, 0,
151 };
152 static const YYINT err_syntax10_rindex[] = { 0,
153 0, 0,
154 };
155 static const YYINT err_syntax10_gindex[] = { 0,
156 };
157 #define YYTABLESIZE 0
158 static const YYINT err_syntax10_table[] = { 1,
159 };
160 static const YYINT err_syntax10_check[] = { 256,
161 };
162 #define YYFINAL 2
163 #ifndef YYDEBUG
164 #define YYDEBUG 0
165 #endif
166 #define YYMAXTOKEN 256
167 #define YYUNDFTOKEN 259
168 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
169 #if YYDEBUG
170 static const char *const err_syntax10_name[] = {
171
172 "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,
173 0,0,0,0,"'&'",0,"'('",0,"'*'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
174 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
175 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
176 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
177 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
178 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol",
179 };
180 static const char *const err_syntax10_rule[] = {
181 "$accept : S",
182 "S : error",
183
184 };
185 #endif
186
187 #if YYDEBUG
188 int yydebug;
189 #endif
190
191 int yyerrflag;
192 int yychar;
193 YYSTYPE yyval;
194 YYSTYPE yylval;
195 int yynerrs;
196
197 /* define the initial stack-sizes */
198 #ifdef YYSTACKSIZE
199 #undef YYMAXDEPTH
200 #define YYMAXDEPTH YYSTACKSIZE
201 #else
202 #ifdef YYMAXDEPTH
203 #define YYSTACKSIZE YYMAXDEPTH
204 #else
205 #define YYSTACKSIZE 10000
206 #define YYMAXDEPTH 10000
207 #endif
208 #endif
209
210 #define YYINITSTACKSIZE 200
211
212 typedef struct {
213 unsigned stacksize;
214 YYINT *s_base;
215 YYINT *s_mark;
216 YYINT *s_last;
217 YYSTYPE *l_base;
218 YYSTYPE *l_mark;
219 } YYSTACKDATA;
220 /* variables for the parser stack */
221 static YYSTACKDATA yystack;
222 #line 12 "err_syntax10.y"
223
224 #include <stdio.h>
225
226 int
main(void)227 main(void)
228 {
229 printf("yyparse() = %d\n", yyparse());
230 return 0;
231 }
232
233 int
yylex(void)234 yylex(void)
235 {
236 return -1;
237 }
238
239 static void
yyerror(const char * s)240 yyerror(const char* s)
241 {
242 printf("%s\n", s);
243 }
244 #line 245 "err_syntax10.tab.c"
245
246 #if YYDEBUG
247 #include <stdio.h> /* needed for printf */
248 #endif
249
250 #include <stdlib.h> /* needed for malloc, etc */
251 #include <string.h> /* needed for memset */
252
253 /* allocate initial stack or double stack size, up to YYMAXDEPTH */
yygrowstack(YYSTACKDATA * data)254 static int yygrowstack(YYSTACKDATA *data)
255 {
256 int i;
257 unsigned newsize;
258 YYINT *newss;
259 YYSTYPE *newvs;
260
261 if ((newsize = data->stacksize) == 0)
262 newsize = YYINITSTACKSIZE;
263 else if (newsize >= YYMAXDEPTH)
264 return YYENOMEM;
265 else if ((newsize *= 2) > YYMAXDEPTH)
266 newsize = YYMAXDEPTH;
267
268 i = (int) (data->s_mark - data->s_base);
269 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
270 if (newss == NULL)
271 return YYENOMEM;
272
273 data->s_base = newss;
274 data->s_mark = newss + i;
275
276 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
277 if (newvs == NULL)
278 return YYENOMEM;
279
280 data->l_base = newvs;
281 data->l_mark = newvs + i;
282
283 data->stacksize = newsize;
284 data->s_last = data->s_base + newsize - 1;
285 return 0;
286 }
287
288 #if YYPURE || defined(YY_NO_LEAKS)
yyfreestack(YYSTACKDATA * data)289 static void yyfreestack(YYSTACKDATA *data)
290 {
291 free(data->s_base);
292 free(data->l_base);
293 memset(data, 0, sizeof(*data));
294 }
295 #else
296 #define yyfreestack(data) /* nothing */
297 #endif
298
299 #define YYABORT goto yyabort
300 #define YYREJECT goto yyabort
301 #define YYACCEPT goto yyaccept
302 #define YYERROR goto yyerrlab
303
304 int
YYPARSE_DECL()305 YYPARSE_DECL()
306 {
307 int yym, yyn, yystate;
308 #if YYDEBUG
309 const char *yys;
310
311 if ((yys = getenv("YYDEBUG")) != NULL)
312 {
313 yyn = *yys;
314 if (yyn >= '0' && yyn <= '9')
315 yydebug = yyn - '0';
316 }
317 #endif
318
319 /* yym is set below */
320 /* yyn is set below */
321 yynerrs = 0;
322 yyerrflag = 0;
323 yychar = YYEMPTY;
324 yystate = 0;
325
326 #if YYPURE
327 memset(&yystack, 0, sizeof(yystack));
328 #endif
329
330 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
331 yystack.s_mark = yystack.s_base;
332 yystack.l_mark = yystack.l_base;
333 yystate = 0;
334 *yystack.s_mark = 0;
335
336 yyloop:
337 if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
338 if (yychar < 0)
339 {
340 yychar = YYLEX;
341 if (yychar < 0) yychar = YYEOF;
342 #if YYDEBUG
343 if (yydebug)
344 {
345 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
346 printf("%sdebug: state %d, reading %d (%s)\n",
347 YYPREFIX, yystate, yychar, yys);
348 }
349 #endif
350 }
351 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
352 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
353 {
354 #if YYDEBUG
355 if (yydebug)
356 printf("%sdebug: state %d, shifting to state %d\n",
357 YYPREFIX, yystate, yytable[yyn]);
358 #endif
359 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
360 yystate = yytable[yyn];
361 *++yystack.s_mark = yytable[yyn];
362 *++yystack.l_mark = yylval;
363 yychar = YYEMPTY;
364 if (yyerrflag > 0) --yyerrflag;
365 goto yyloop;
366 }
367 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
368 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
369 {
370 yyn = yytable[yyn];
371 goto yyreduce;
372 }
373 if (yyerrflag != 0) goto yyinrecovery;
374
375 YYERROR_CALL("syntax error");
376
377 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
378 yyerrlab:
379 ++yynerrs;
380
381 yyinrecovery:
382 if (yyerrflag < 3)
383 {
384 yyerrflag = 3;
385 for (;;)
386 {
387 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
388 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
389 {
390 #if YYDEBUG
391 if (yydebug)
392 printf("%sdebug: state %d, error recovery shifting\
393 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
394 #endif
395 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
396 yystate = yytable[yyn];
397 *++yystack.s_mark = yytable[yyn];
398 *++yystack.l_mark = yylval;
399 goto yyloop;
400 }
401 else
402 {
403 #if YYDEBUG
404 if (yydebug)
405 printf("%sdebug: error recovery discarding state %d\n",
406 YYPREFIX, *yystack.s_mark);
407 #endif
408 if (yystack.s_mark <= yystack.s_base) goto yyabort;
409 --yystack.s_mark;
410 --yystack.l_mark;
411 }
412 }
413 }
414 else
415 {
416 if (yychar == YYEOF) goto yyabort;
417 #if YYDEBUG
418 if (yydebug)
419 {
420 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
421 printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
422 YYPREFIX, yystate, yychar, yys);
423 }
424 #endif
425 yychar = YYEMPTY;
426 goto yyloop;
427 }
428
429 yyreduce:
430 #if YYDEBUG
431 if (yydebug)
432 printf("%sdebug: state %d, reducing by rule %d (%s)\n",
433 YYPREFIX, yystate, yyn, yyrule[yyn]);
434 #endif
435 yym = yylen[yyn];
436 if (yym > 0)
437 yyval = yystack.l_mark[1-yym];
438 else
439 memset(&yyval, 0, sizeof yyval);
440
441 switch (yyn)
442 {
443 }
444 yystack.s_mark -= yym;
445 yystate = *yystack.s_mark;
446 yystack.l_mark -= yym;
447 yym = yylhs[yyn];
448 if (yystate == 0 && yym == 0)
449 {
450 #if YYDEBUG
451 if (yydebug)
452 printf("%sdebug: after reduction, shifting from state 0 to\
453 state %d\n", YYPREFIX, YYFINAL);
454 #endif
455 yystate = YYFINAL;
456 *++yystack.s_mark = YYFINAL;
457 *++yystack.l_mark = yyval;
458 if (yychar < 0)
459 {
460 yychar = YYLEX;
461 if (yychar < 0) yychar = YYEOF;
462 #if YYDEBUG
463 if (yydebug)
464 {
465 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
466 printf("%sdebug: state %d, reading %d (%s)\n",
467 YYPREFIX, YYFINAL, yychar, yys);
468 }
469 #endif
470 }
471 if (yychar == YYEOF) goto yyaccept;
472 goto yyloop;
473 }
474 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
475 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
476 yystate = yytable[yyn];
477 else
478 yystate = yydgoto[yym];
479 #if YYDEBUG
480 if (yydebug)
481 printf("%sdebug: after reduction, shifting from state %d \
482 to state %d\n", YYPREFIX, *yystack.s_mark, yystate);
483 #endif
484 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
485 *++yystack.s_mark = (YYINT) yystate;
486 *++yystack.l_mark = yyval;
487 goto yyloop;
488
489 yyoverflow:
490 YYERROR_CALL("yacc stack overflow");
491
492 yyabort:
493 yyfreestack(&yystack);
494 return (1);
495
496 yyaccept:
497 yyfreestack(&yystack);
498 return (0);
499 }
500