error.tab.c revision 1.2 
1/*	$NetBSD: error.tab.c,v 1.2 2017/02/11 19:33:13 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    error_parse
21#endif /* yyparse */
22
23#ifndef yylex
24#define yylex      error_lex
25#endif /* yylex */
26
27#ifndef yyerror
28#define yyerror    error_error
29#endif /* yyerror */
30
31#ifndef yychar
32#define yychar     error_char
33#endif /* yychar */
34
35#ifndef yyval
36#define yyval      error_val
37#endif /* yyval */
38
39#ifndef yylval
40#define yylval     error_lval
41#endif /* yylval */
42
43#ifndef yydebug
44#define yydebug    error_debug
45#endif /* yydebug */
46
47#ifndef yynerrs
48#define yynerrs    error_nerrs
49#endif /* yynerrs */
50
51#ifndef yyerrflag
52#define yyerrflag  error_errflag
53#endif /* yyerrflag */
54
55#ifndef yylhs
56#define yylhs      error_lhs
57#endif /* yylhs */
58
59#ifndef yylen
60#define yylen      error_len
61#endif /* yylen */
62
63#ifndef yydefred
64#define yydefred   error_defred
65#endif /* yydefred */
66
67#ifndef yydgoto
68#define yydgoto    error_dgoto
69#endif /* yydgoto */
70
71#ifndef yysindex
72#define yysindex   error_sindex
73#endif /* yysindex */
74
75#ifndef yyrindex
76#define yyrindex   error_rindex
77#endif /* yyrindex */
78
79#ifndef yygindex
80#define yygindex   error_gindex
81#endif /* yygindex */
82
83#ifndef yytable
84#define yytable    error_table
85#endif /* yytable */
86
87#ifndef yycheck
88#define yycheck    error_check
89#endif /* yycheck */
90
91#ifndef yyname
92#define yyname     error_name
93#endif /* yyname */
94
95#ifndef yyrule
96#define yyrule     error_rule
97#endif /* yyrule */
98#define YYPREFIX "error_"
99
100#define YYPURE 0
101
102#line 2 "error.y"
103int yylex(void);
104static void yyerror(const char *);
105#line 104 "error.tab.c"
106
107#if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
108/* Default: YYSTYPE is the semantic value type. */
109typedef int YYSTYPE;
110# define YYSTYPE_IS_DECLARED 1
111#endif
112
113/* compatibility with bison */
114#ifdef YYPARSE_PARAM
115/* compatibility with FreeBSD */
116# ifdef YYPARSE_PARAM_TYPE
117#  define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
118# else
119#  define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
120# endif
121#else
122# define YYPARSE_DECL() yyparse(void)
123#endif
124
125/* Parameters sent to lex. */
126#ifdef YYLEX_PARAM
127# define YYLEX_DECL() yylex(void *YYLEX_PARAM)
128# define YYLEX yylex(YYLEX_PARAM)
129#else
130# define YYLEX_DECL() yylex(void)
131# define YYLEX yylex()
132#endif
133
134/* Parameters sent to yyerror. */
135#ifndef YYERROR_DECL
136#define YYERROR_DECL() yyerror(const char *s)
137#endif
138#ifndef YYERROR_CALL
139#define YYERROR_CALL(msg) yyerror(msg)
140#endif
141
142extern int YYPARSE_DECL();
143
144#define YYERRCODE 256
145typedef short YYINT;
146static const YYINT error_lhs[] = {                       -1,
147    0,
148};
149static const YYINT error_len[] = {                        2,
150    1,
151};
152static const YYINT error_defred[] = {                     0,
153    1,    0,
154};
155static const YYINT error_dgoto[] = {                      2,
156};
157static const YYINT error_sindex[] = {                  -256,
158    0,    0,
159};
160static const YYINT error_rindex[] = {                     0,
161    0,    0,
162};
163static const YYINT error_gindex[] = {                     0,
164};
165#define YYTABLESIZE 0
166static const YYINT error_table[] = {                      1,
167};
168static const YYINT error_check[] = {                    256,
169};
170#define YYFINAL 2
171#ifndef YYDEBUG
172#define YYDEBUG 0
173#endif
174#define YYMAXTOKEN 256
175#define YYUNDFTOKEN 259
176#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
177#if YYDEBUG
178static const char *const error_name[] = {
179
180"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,
1810,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
1820,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
1830,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
1840,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
1850,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
1860,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"illegal-symbol",
187};
188static const char *const error_rule[] = {
189"$accept : S",
190"S : error",
191
192};
193#endif
194
195int      yydebug;
196int      yynerrs;
197
198int      yyerrflag;
199int      yychar;
200YYSTYPE  yyval;
201YYSTYPE  yylval;
202
203/* define the initial stack-sizes */
204#ifdef YYSTACKSIZE
205#undef YYMAXDEPTH
206#define YYMAXDEPTH  YYSTACKSIZE
207#else
208#ifdef YYMAXDEPTH
209#define YYSTACKSIZE YYMAXDEPTH
210#else
211#define YYSTACKSIZE 10000
212#define YYMAXDEPTH  10000
213#endif
214#endif
215
216#define YYINITSTACKSIZE 200
217
218typedef struct {
219    unsigned stacksize;
220    YYINT    *s_base;
221    YYINT    *s_mark;
222    YYINT    *s_last;
223    YYSTYPE  *l_base;
224    YYSTYPE  *l_mark;
225} YYSTACKDATA;
226/* variables for the parser stack */
227static YYSTACKDATA yystack;
228#line 8 "error.y"
229
230#include <stdio.h>
231
232int
233main(void)
234{
235    printf("yyparse() = %d\n", yyparse());
236    return 0;
237}
238
239int
240yylex(void)
241{
242    return -1;
243}
244
245static void
246yyerror(const char* s)
247{
248    printf("%s\n", s);
249}
250#line 249 "error.tab.c"
251
252#if YYDEBUG
253#include <stdio.h>	/* needed for printf */
254#endif
255
256#include <stdlib.h>	/* needed for malloc, etc */
257#include <string.h>	/* needed for memset */
258
259/* allocate initial stack or double stack size, up to YYMAXDEPTH */
260static int yygrowstack(YYSTACKDATA *data)
261{
262    int i;
263    unsigned newsize;
264    YYINT *newss;
265    YYSTYPE *newvs;
266
267    if ((newsize = data->stacksize) == 0)
268        newsize = YYINITSTACKSIZE;
269    else if (newsize >= YYMAXDEPTH)
270        return YYENOMEM;
271    else if ((newsize *= 2) > YYMAXDEPTH)
272        newsize = YYMAXDEPTH;
273
274    i = (int) (data->s_mark - data->s_base);
275    newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
276    if (newss == 0)
277        return YYENOMEM;
278
279    data->s_base = newss;
280    data->s_mark = newss + i;
281
282    newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
283    if (newvs == 0)
284        return YYENOMEM;
285
286    data->l_base = newvs;
287    data->l_mark = newvs + i;
288
289    data->stacksize = newsize;
290    data->s_last = data->s_base + newsize - 1;
291    return 0;
292}
293
294#if YYPURE || defined(YY_NO_LEAKS)
295static void yyfreestack(YYSTACKDATA *data)
296{
297    free(data->s_base);
298    free(data->l_base);
299    memset(data, 0, sizeof(*data));
300}
301#else
302#define yyfreestack(data) /* nothing */
303#endif
304
305#define YYABORT  goto yyabort
306#define YYREJECT goto yyabort
307#define YYACCEPT goto yyaccept
308#define YYERROR  goto yyerrlab
309
310int
311YYPARSE_DECL()
312{
313    int yym, yyn, yystate;
314#if YYDEBUG
315    const char *yys;
316
317    if ((yys = getenv("YYDEBUG")) != 0)
318    {
319        yyn = *yys;
320        if (yyn >= '0' && yyn <= '9')
321            yydebug = yyn - '0';
322    }
323#endif
324
325    yym = 0;
326    yyn = 0;
327    yynerrs = 0;
328    yyerrflag = 0;
329    yychar = YYEMPTY;
330    yystate = 0;
331
332#if YYPURE
333    memset(&yystack, 0, sizeof(yystack));
334#endif
335
336    if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
337    yystack.s_mark = yystack.s_base;
338    yystack.l_mark = yystack.l_base;
339    yystate = 0;
340    *yystack.s_mark = 0;
341
342yyloop:
343    if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
344    if (yychar < 0)
345    {
346        yychar = YYLEX;
347        if (yychar < 0) yychar = YYEOF;
348#if YYDEBUG
349        if (yydebug)
350        {
351            if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
352            printf("%sdebug: state %d, reading %d (%s)\n",
353                    YYPREFIX, yystate, yychar, yys);
354        }
355#endif
356    }
357    if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
358            yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
359    {
360#if YYDEBUG
361        if (yydebug)
362            printf("%sdebug: state %d, shifting to state %d\n",
363                    YYPREFIX, yystate, yytable[yyn]);
364#endif
365        if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
366        yystate = yytable[yyn];
367        *++yystack.s_mark = yytable[yyn];
368        *++yystack.l_mark = yylval;
369        yychar = YYEMPTY;
370        if (yyerrflag > 0)  --yyerrflag;
371        goto yyloop;
372    }
373    if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
374            yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
375    {
376        yyn = yytable[yyn];
377        goto yyreduce;
378    }
379    if (yyerrflag != 0) goto yyinrecovery;
380
381    YYERROR_CALL("syntax error");
382
383    goto yyerrlab; /* redundant goto avoids 'unused label' warning */
384yyerrlab:
385    ++yynerrs;
386
387yyinrecovery:
388    if (yyerrflag < 3)
389    {
390        yyerrflag = 3;
391        for (;;)
392        {
393            if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
394                    yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
395            {
396#if YYDEBUG
397                if (yydebug)
398                    printf("%sdebug: state %d, error recovery shifting\
399 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
400#endif
401                if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
402                yystate = yytable[yyn];
403                *++yystack.s_mark = yytable[yyn];
404                *++yystack.l_mark = yylval;
405                goto yyloop;
406            }
407            else
408            {
409#if YYDEBUG
410                if (yydebug)
411                    printf("%sdebug: error recovery discarding state %d\n",
412                            YYPREFIX, *yystack.s_mark);
413#endif
414                if (yystack.s_mark <= yystack.s_base) goto yyabort;
415                --yystack.s_mark;
416                --yystack.l_mark;
417            }
418        }
419    }
420    else
421    {
422        if (yychar == YYEOF) goto yyabort;
423#if YYDEBUG
424        if (yydebug)
425        {
426            if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
427            printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
428                    YYPREFIX, yystate, yychar, yys);
429        }
430#endif
431        yychar = YYEMPTY;
432        goto yyloop;
433    }
434
435yyreduce:
436#if YYDEBUG
437    if (yydebug)
438        printf("%sdebug: state %d, reducing by rule %d (%s)\n",
439                YYPREFIX, yystate, yyn, yyrule[yyn]);
440#endif
441    yym = yylen[yyn];
442    if (yym > 0)
443        yyval = yystack.l_mark[1-yym];
444    else
445        memset(&yyval, 0, sizeof yyval);
446
447    switch (yyn)
448    {
449    }
450    yystack.s_mark -= yym;
451    yystate = *yystack.s_mark;
452    yystack.l_mark -= yym;
453    yym = yylhs[yyn];
454    if (yystate == 0 && yym == 0)
455    {
456#if YYDEBUG
457        if (yydebug)
458            printf("%sdebug: after reduction, shifting from state 0 to\
459 state %d\n", YYPREFIX, YYFINAL);
460#endif
461        yystate = YYFINAL;
462        *++yystack.s_mark = YYFINAL;
463        *++yystack.l_mark = yyval;
464        if (yychar < 0)
465        {
466            yychar = YYLEX;
467            if (yychar < 0) yychar = YYEOF;
468#if YYDEBUG
469            if (yydebug)
470            {
471                if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
472                printf("%sdebug: state %d, reading %d (%s)\n",
473                        YYPREFIX, YYFINAL, yychar, yys);
474            }
475#endif
476        }
477        if (yychar == YYEOF) goto yyaccept;
478        goto yyloop;
479    }
480    if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
481            yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
482        yystate = yytable[yyn];
483    else
484        yystate = yydgoto[yym];
485#if YYDEBUG
486    if (yydebug)
487        printf("%sdebug: after reduction, shifting from state %d \
488to state %d\n", YYPREFIX, *yystack.s_mark, yystate);
489#endif
490    if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
491    *++yystack.s_mark = (YYINT) yystate;
492    *++yystack.l_mark = yyval;
493    goto yyloop;
494
495yyoverflow:
496    YYERROR_CALL("yacc stack overflow");
497
498yyabort:
499    yyfreestack(&yystack);
500    return (1);
501
502yyaccept:
503    yyfreestack(&yystack);
504    return (0);
505}
506