1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
|
#include <stdlib.h>
#include <string.h>
#define YYBYACC 1
#define YYMAJOR 1
#define YYMINOR 9
#define YYLEX yylex()
#define YYEMPTY -1
#define yyclearin (yychar=(YYEMPTY))
#define yyerrok (yyerrflag=0)
#define YYRECOVERING() (yyerrflag!=0)
#define YYPREFIX "yy"
#define ORD_CHAR 257
#define QUOTED_CHAR 258
#define DUP_COUNT 259
#define COLL_ELEM_SINGLE 260
#define COLL_ELEM_MULTI 261
#define META_CHAR 262
#define Open_equal 263
#define Equal_close 264
#define Open_dot 265
#define Dot_close 266
#define Open_colon 267
#define Colon_close 268
#define class_name 269
#define YYERRCODE 256
const short yylhs[] =
{ -1,
0, 0, 1, 1, 2, 2, 2, 2, 2, 3,
3, 3, 3, 4, 4, 4, 4, 4, 4, 5,
5, 6, 7, 8, 8, 9, 9, 10, 10, 11,
11, 11, 12, 12, 16, 13, 13, 17, 17, 17,
15, 15, 14,
};
const short yylen[] =
{ 2,
1, 3, 1, 2, 1, 1, 1, 3, 2, 1,
1, 1, 1, 1, 1, 1, 3, 4, 5, 3,
3, 1, 2, 1, 2, 1, 2, 1, 1, 1,
1, 1, 2, 2, 2, 1, 1, 3, 3, 3,
3, 3, 3,
};
const short yydefred[] =
{ 0,
10, 11, 6, 7, 0, 12, 0, 0, 0, 0,
5, 13, 0, 36, 0, 0, 0, 0, 0, 0,
22, 0, 26, 28, 29, 0, 31, 32, 0, 37,
0, 0, 14, 15, 16, 0, 9, 8, 0, 0,
0, 0, 0, 0, 23, 20, 21, 25, 27, 35,
34, 33, 0, 0, 41, 42, 38, 39, 40, 43,
17, 0, 0, 18, 19,
};
const short yydgoto[] =
{ 8,
9, 10, 11, 37, 12, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30,
};
const short yysindex[] =
{ -36,
0, 0, 0, 0, -36, 0, -85, -104, -36, -27,
0, 0, -33, 0, -235, -238, -242, -246, -65, -64,
0, -40, 0, 0, 0, -15, 0, 0, -34, 0,
-36, -27, 0, 0, 0, -228, 0, 0, -232, -231,
-226, -221, -220, -234, 0, 0, 0, 0, 0, 0,
0, 0, -36, -26, 0, 0, 0, 0, 0, 0,
0, -119, -90, 0, 0,};
const short yyrindex[] =
{ 0,
0, 0, 0, 0, 0, 0, 0, 0, 7, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, -55, 0, 0, 0, -91, 0, 0, 0, 0,
0, 3, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 12, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0,};
const short yygindex[] =
{ 45,
20, 4, 0, 0, 0, 0, 0, 34, 0, 32,
0, 0, 27, 0, 0, 0, 0,
};
#define YYTABLESIZE 261
const short yytable[] =
{ 4,
3, 30, 4, 5, 48, 64, 1, 38, 18, 6,
51, 2, 32, 14, 33, 34, 15, 62, 16, 31,
17, 41, 42, 43, 39, 40, 44, 46, 47, 50,
54, 55, 56, 60, 65, 35, 3, 24, 4, 57,
3, 3, 4, 4, 58, 59, 3, 1, 4, 13,
53, 45, 2, 49, 7, 52, 32, 3, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
31, 3, 0, 4, 3, 36, 4, 0, 61, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 3, 0, 4, 0, 0, 0,
1, 0, 0, 0, 0, 2, 0, 0, 0, 63,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 30, 0,
0, 30, 0, 30, 14, 30, 0, 15, 0, 16,
0, 17, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 14,
1, 2, 15, 0, 16, 14, 17, 0, 0, 0,
16, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 3, 3, 4,
4,
};
const short yycheck[] =
{ 36,
0, 93, 0, 40, 45, 125, 0, 41, 94, 46,
45, 0, 9, 260, 42, 43, 263, 44, 265, 124,
267, 260, 261, 262, 260, 261, 269, 93, 93, 45,
259, 264, 264, 268, 125, 63, 36, 93, 36, 266,
40, 41, 40, 41, 266, 266, 46, 41, 46, 5,
31, 18, 41, 22, 91, 29, 53, 94, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
124, 91, -1, 91, 94, 123, 94, -1, 125, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, 124, -1, 124, -1, -1, -1,
124, -1, -1, -1, -1, 124, -1, -1, -1, 259,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, 260, -1,
-1, 263, -1, 265, 260, 267, -1, 263, -1, 265,
-1, 267, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, 260,
257, 258, 263, -1, 265, 260, 267, -1, -1, -1,
265, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, 257, 258, 257,
258,
};
#define YYFINAL 8
#ifndef YYDEBUG
#define YYDEBUG 0
#endif
#define YYMAXTOKEN 269
#if YYDEBUG
const char * const yyname[] =
{
"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,
0,0,"'$'",0,0,0,"'('","')'","'*'","'+'","','","'-'","'.'",0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,"'?'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'['",0,
"']'","'^'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'{'","'|'",
"'}'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,"ORD_CHAR","QUOTED_CHAR","DUP_COUNT",
"COLL_ELEM_SINGLE","COLL_ELEM_MULTI","META_CHAR","Open_equal","Equal_close",
"Open_dot","Dot_close","Open_colon","Colon_close","class_name",
};
const char * const yyrule[] =
{"$accept : extended_reg_exp",
"extended_reg_exp : ERE_branch",
"extended_reg_exp : extended_reg_exp '|' ERE_branch",
"ERE_branch : ERE_expression",
"ERE_branch : ERE_branch ERE_expression",
"ERE_expression : one_char_or_coll_elem_ERE",
"ERE_expression : '^'",
"ERE_expression : '$'",
"ERE_expression : '(' extended_reg_exp ')'",
"ERE_expression : ERE_expression ERE_dupl_symbol",
"one_char_or_coll_elem_ERE : ORD_CHAR",
"one_char_or_coll_elem_ERE : QUOTED_CHAR",
"one_char_or_coll_elem_ERE : '.'",
"one_char_or_coll_elem_ERE : bracket_expression",
"ERE_dupl_symbol : '*'",
"ERE_dupl_symbol : '+'",
"ERE_dupl_symbol : '?'",
"ERE_dupl_symbol : '{' DUP_COUNT '}'",
"ERE_dupl_symbol : '{' DUP_COUNT ',' '}'",
"ERE_dupl_symbol : '{' DUP_COUNT ',' DUP_COUNT '}'",
"bracket_expression : '[' matching_list ']'",
"bracket_expression : '[' nonmatching_list ']'",
"matching_list : bracket_list",
"nonmatching_list : '^' bracket_list",
"bracket_list : follow_list",
"bracket_list : follow_list '-'",
"follow_list : expression_term",
"follow_list : follow_list expression_term",
"expression_term : single_expression",
"expression_term : range_expression",
"single_expression : end_range",
"single_expression : character_class",
"single_expression : equivalence_class",
"range_expression : start_range end_range",
"range_expression : start_range '-'",
"start_range : end_range '-'",
"end_range : COLL_ELEM_SINGLE",
"end_range : collating_symbol",
"collating_symbol : Open_dot COLL_ELEM_SINGLE Dot_close",
"collating_symbol : Open_dot COLL_ELEM_MULTI Dot_close",
"collating_symbol : Open_dot META_CHAR Dot_close",
"equivalence_class : Open_equal COLL_ELEM_SINGLE Equal_close",
"equivalence_class : Open_equal COLL_ELEM_MULTI Equal_close",
"character_class : Open_colon class_name Colon_close",
};
#endif
#ifndef YYSTYPE
typedef int YYSTYPE;
#endif
#ifdef YYSTACKSIZE
#undef YYMAXDEPTH
#define YYMAXDEPTH YYSTACKSIZE
#else
#ifdef YYMAXDEPTH
#define YYSTACKSIZE YYMAXDEPTH
#else
#define YYSTACKSIZE 10000
#define YYMAXDEPTH 10000
#endif
#endif
#define YYINITSTACKSIZE 200
/* LINTUSED */
int yydebug;
int yynerrs;
int yyerrflag;
int yychar;
short *yyssp;
YYSTYPE *yyvsp;
YYSTYPE yyval;
YYSTYPE yylval;
short *yyss;
short *yysslim;
YYSTYPE *yyvs;
unsigned int yystacksize;
int yyparse(void);
/* allocate initial stack or double stack size, up to YYMAXDEPTH */
static int yygrowstack(void)
{
unsigned int newsize;
long sslen;
short *newss;
YYSTYPE *newvs;
if ((newsize = yystacksize) == 0)
newsize = YYINITSTACKSIZE;
else if (newsize >= YYMAXDEPTH)
return -1;
else if ((newsize *= 2) > YYMAXDEPTH)
newsize = YYMAXDEPTH;
sslen = yyssp - yyss;
#ifdef SIZE_MAX
#define YY_SIZE_MAX SIZE_MAX
#else
#define YY_SIZE_MAX 0xffffffffU
#endif
if (newsize && YY_SIZE_MAX / newsize < sizeof *newss)
goto bail;
newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) :
(short *)malloc(newsize * sizeof *newss); /* overflow check above */
if (newss == NULL)
goto bail;
yyss = newss;
yyssp = newss + sslen;
if (newsize && YY_SIZE_MAX / newsize < sizeof *newvs)
goto bail;
newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) :
(YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */
if (newvs == NULL)
goto bail;
yyvs = newvs;
yyvsp = newvs + sslen;
yystacksize = newsize;
yysslim = yyss + newsize - 1;
return 0;
bail:
if (yyss)
free(yyss);
if (yyvs)
free(yyvs);
yyss = yyssp = NULL;
yyvs = yyvsp = NULL;
yystacksize = 0;
return -1;
}
#define YYABORT goto yyabort
#define YYREJECT goto yyabort
#define YYACCEPT goto yyaccept
#define YYERROR goto yyerrlab
int
yyparse(void)
{
int yym, yyn, yystate;
#if YYDEBUG
const char *yys;
if ((yys = getenv("YYDEBUG")))
{
yyn = *yys;
if (yyn >= '0' && yyn <= '9')
yydebug = yyn - '0';
}
#endif /* YYDEBUG */
yynerrs = 0;
yyerrflag = 0;
yychar = (-1);
if (yyss == NULL && yygrowstack()) goto yyoverflow;
yyssp = yyss;
yyvsp = yyvs;
*yyssp = yystate = 0;
yyloop:
if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
if (yychar < 0)
{
if ((yychar = yylex()) < 0) yychar = 0;
#if YYDEBUG
if (yydebug)
{
yys = 0;
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
if (!yys) yys = "illegal-symbol";
printf("%sdebug: state %d, reading %d (%s)\n",
YYPREFIX, yystate, yychar, yys);
}
#endif
}
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
{
#if YYDEBUG
if (yydebug)
printf("%sdebug: state %d, shifting to state %d\n",
YYPREFIX, yystate, yytable[yyn]);
#endif
if (yyssp >= yysslim && yygrowstack())
{
goto yyoverflow;
}
*++yyssp = yystate = yytable[yyn];
*++yyvsp = yylval;
yychar = (-1);
if (yyerrflag > 0) --yyerrflag;
goto yyloop;
}
if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
{
yyn = yytable[yyn];
goto yyreduce;
}
if (yyerrflag) goto yyinrecovery;
#if defined(__GNUC__)
goto yynewerror;
#endif
yynewerror:
yyerror("syntax error");
#if defined(__GNUC__)
goto yyerrlab;
#endif
yyerrlab:
++yynerrs;
yyinrecovery:
if (yyerrflag < 3)
{
yyerrflag = 3;
for (;;)
{
if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
{
#if YYDEBUG
if (yydebug)
printf("%sdebug: state %d, error recovery shifting\
to state %d\n", YYPREFIX, *yyssp, yytable[yyn]);
#endif
if (yyssp >= yysslim && yygrowstack())
{
goto yyoverflow;
}
*++yyssp = yystate = yytable[yyn];
*++yyvsp = yylval;
goto yyloop;
}
else
{
#if YYDEBUG
if (yydebug)
printf("%sdebug: error recovery discarding state %d\n",
YYPREFIX, *yyssp);
#endif
if (yyssp <= yyss) goto yyabort;
--yyssp;
--yyvsp;
}
}
}
else
{
if (yychar == 0) goto yyabort;
#if YYDEBUG
if (yydebug)
{
yys = 0;
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
if (!yys) yys = "illegal-symbol";
printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
YYPREFIX, yystate, yychar, yys);
}
#endif
yychar = (-1);
goto yyloop;
}
yyreduce:
#if YYDEBUG
if (yydebug)
printf("%sdebug: state %d, reducing by rule %d (%s)\n",
YYPREFIX, yystate, yyn, yyrule[yyn]);
#endif
yym = yylen[yyn];
if (yym)
yyval = yyvsp[1-yym];
else
memset(&yyval, 0, sizeof yyval);
switch (yyn)
{
}
yyssp -= yym;
yystate = *yyssp;
yyvsp -= yym;
yym = yylhs[yyn];
if (yystate == 0 && yym == 0)
{
#if YYDEBUG
if (yydebug)
printf("%sdebug: after reduction, shifting from state 0 to\
state %d\n", YYPREFIX, YYFINAL);
#endif
yystate = YYFINAL;
*++yyssp = YYFINAL;
*++yyvsp = yyval;
if (yychar < 0)
{
if ((yychar = yylex()) < 0) yychar = 0;
#if YYDEBUG
if (yydebug)
{
yys = 0;
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
if (!yys) yys = "illegal-symbol";
printf("%sdebug: state %d, reading %d (%s)\n",
YYPREFIX, YYFINAL, yychar, yys);
}
#endif
}
if (yychar == 0) goto yyaccept;
goto yyloop;
}
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
yystate = yytable[yyn];
else
yystate = yydgoto[yym];
#if YYDEBUG
if (yydebug)
printf("%sdebug: after reduction, shifting from state %d \
to state %d\n", YYPREFIX, *yyssp, yystate);
#endif
if (yyssp >= yysslim && yygrowstack())
{
goto yyoverflow;
}
*++yyssp = yystate;
*++yyvsp = yyval;
goto yyloop;
yyoverflow:
yyerror("yacc stack overflow");
yyabort:
if (yyss)
free(yyss);
if (yyvs)
free(yyvs);
yyss = yyssp = NULL;
yyvs = yyvsp = NULL;
yystacksize = 0;
return (1);
yyaccept:
if (yyss)
free(yyss);
if (yyvs)
free(yyvs);
yyss = yyssp = NULL;
yyvs = yyvsp = NULL;
yystacksize = 0;
return (0);
}
|
