Teach checkAUTHORS.pl about Sarathy's new email address.
[p5sagit/p5-mst-13.2.git] / perly.c
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0de566d7 1/* perly.c
2 *
54ca4ee7 3 * Copyright (c) 2004, 2005, 2006 Larry Wall and others
0de566d7 4 *
5 * You may distribute under the terms of either the GNU General Public
6 * License or the Artistic License, as specified in the README file.
7 *
8 * Note that this file was originally generated as an output from
9 * GNU bison version 1.875, but now the code is statically maintained
10 * and edited; the bits that are dependent on perly.y are now #included
11 * from the files perly.tab and perly.act.
12 *
13 * Here is an important copyright statement from the original, generated
14 * file:
15 *
16 * As a special exception, when this file is copied by Bison into a
17 * Bison output file, you may use that output file without
18 * restriction. This special exception was added by the Free
19 * Software Foundation in version 1.24 of Bison.
20 */
21
22
23/* allow stack size to grow effectively without limit */
24#define YYMAXDEPTH 10000000
25
79072805 26#include "EXTERN.h"
864dbfa3 27#define PERL_IN_PERLY_C
79072805 28#include "perl.h"
09bef843 29
0de566d7 30typedef signed char yysigned_char;
31
32#ifdef DEBUGGING
33# define YYDEBUG 1
93a17b20 34#else
0de566d7 35# define YYDEBUG 0
93a17b20 36#endif
09bef843 37
0de566d7 38/* contains all the parser state tables; auto-generated from perly.y */
39#include "perly.tab"
40
41# define YYSIZE_T size_t
42
43#define yyerrok (yyerrstatus = 0)
44#define yyclearin (yychar = YYEMPTY)
45#define YYEMPTY (-2)
46#define YYEOF 0
47
48#define YYACCEPT goto yyacceptlab
49#define YYABORT goto yyabortlab
50#define YYERROR goto yyerrlab1
51
52
53/* Like YYERROR except do call yyerror. This remains here temporarily
54 to ease the transition to the new meaning of YYERROR, for GCC.
55 Once GCC version 2 has supplanted version 1, this can go. */
56
57#define YYFAIL goto yyerrlab
58
59#define YYRECOVERING() (!!yyerrstatus)
60
61#define YYBACKUP(Token, Value) \
62do \
63 if (yychar == YYEMPTY && yylen == 1) { \
64 yychar = (Token); \
65 yylval = (Value); \
66 yytoken = YYTRANSLATE (yychar); \
67 YYPOPSTACK; \
68 goto yybackup; \
69 } \
70 else { \
71 yyerror ("syntax error: cannot back up"); \
72 YYERROR; \
73 } \
74while (0)
75
76#define YYTERROR 1
77#define YYERRCODE 256
78
0de566d7 79/* Enable debugging if requested. */
9388183f 80#ifdef DEBUGGING
0de566d7 81
82# define yydebug (DEBUG_p_TEST)
83
84# define YYFPRINTF PerlIO_printf
85
86# define YYDPRINTF(Args) \
87do { \
88 if (yydebug) \
89 YYFPRINTF Args; \
90} while (0)
91
9388183f 92# define YYDSYMPRINTF(Title, Token, Value) \
0de566d7 93do { \
94 if (yydebug) { \
95 YYFPRINTF (Perl_debug_log, "%s ", Title); \
ac9a0352 96 yysymprint (Perl_debug_log, Token, Value); \
0de566d7 97 YYFPRINTF (Perl_debug_log, "\n"); \
98 } \
99} while (0)
100
101/*--------------------------------.
102| Print this symbol on YYOUTPUT. |
103`--------------------------------*/
104
105static void
ac9a0352 106yysymprint(PerlIO * const yyoutput, int yytype, const YYSTYPE * const yyvaluep)
0de566d7 107{
0de566d7 108 if (yytype < YYNTOKENS) {
109 YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
110# ifdef YYPRINT
111 YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
9388183f 112# else
e4584336 113 YYFPRINTF (yyoutput, "0x%"UVxf, (UV)yyvaluep->ival);
0de566d7 114# endif
115 }
116 else
117 YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
118
0de566d7 119 YYFPRINTF (yyoutput, ")");
120}
121
122
9388183f 123/* yy_stack_print()
124 * print the top 8 items on the parse stack. The args have the same
125 * meanings as the local vars in yyparse() of the same name */
0de566d7 126
127static void
df35152e 128yy_stack_print (pTHX_ const short *yyss, const short *yyssp, const YYSTYPE *yyvs, const char**yyns)
0de566d7 129{
9388183f 130 int i;
131 int start = 1;
132 int count = (int)(yyssp - yyss);
133
134 if (count > 8) {
135 start = count - 8 + 1;
136 count = 8;
137 }
138
139 PerlIO_printf(Perl_debug_log, "\nindex:");
140 for (i=0; i < count; i++)
141 PerlIO_printf(Perl_debug_log, " %8d", start+i);
142 PerlIO_printf(Perl_debug_log, "\nstate:");
143 for (i=0, yyss += start; i < count; i++, yyss++)
144 PerlIO_printf(Perl_debug_log, " %8d", *yyss);
145 PerlIO_printf(Perl_debug_log, "\ntoken:");
146 for (i=0, yyns += start; i < count; i++, yyns++)
147 PerlIO_printf(Perl_debug_log, " %8.8s", *yyns);
148 PerlIO_printf(Perl_debug_log, "\nvalue:");
149 for (i=0, yyvs += start; i < count; i++, yyvs++)
e4584336 150 PerlIO_printf(Perl_debug_log, " %8"UVxf, (UV)yyvs->ival);
9388183f 151 PerlIO_printf(Perl_debug_log, "\n\n");
0de566d7 152}
153
9388183f 154# define YY_STACK_PRINT(yyss, yyssp, yyvs, yyns) \
0de566d7 155do { \
9388183f 156 if (yydebug && DEBUG_v_TEST) \
157 yy_stack_print (aTHX_ (yyss), (yyssp), (yyvs), (yyns)); \
0de566d7 158} while (0)
159
09bef843 160
0de566d7 161/*------------------------------------------------.
162| Report that the YYRULE is going to be reduced. |
163`------------------------------------------------*/
164
165static void
166yy_reduce_print (pTHX_ int yyrule)
167{
168 int yyi;
df35152e 169 const unsigned int yylineno = yyrline[yyrule];
0de566d7 170 YYFPRINTF (Perl_debug_log, "Reducing stack by rule %d (line %u), ",
171 yyrule - 1, yylineno);
172 /* Print the symbols being reduced, and their result. */
173 for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
174 YYFPRINTF (Perl_debug_log, "%s ", yytname [yyrhs[yyi]]);
175 YYFPRINTF (Perl_debug_log, "-> %s\n", yytname [yyr1[yyrule]]);
176}
177
178# define YY_REDUCE_PRINT(Rule) \
179do { \
180 if (yydebug) \
181 yy_reduce_print (aTHX_ Rule); \
182} while (0)
183
184#else /* !DEBUGGING */
185# define YYDPRINTF(Args)
9388183f 186# define YYDSYMPRINTF(Title, Token, Value)
187# define YY_STACK_PRINT(yyss, yyssp, yyvs, yyns)
0de566d7 188# define YY_REDUCE_PRINT(Rule)
189#endif /* !DEBUGGING */
190
191
192/* YYINITDEPTH -- initial size of the parser's stacks. */
193#ifndef YYINITDEPTH
194# define YYINITDEPTH 200
09bef843 195#endif
09bef843 196
0de566d7 197
198#if YYERROR_VERBOSE
199# ifndef yystrlen
200# if defined (__GLIBC__) && defined (_STRING_H)
201# define yystrlen strlen
202# else
203/* Return the length of YYSTR. */
204static YYSIZE_T
205yystrlen (const char *yystr)
206{
207 register const char *yys = yystr;
208
209 while (*yys++ != '\0')
210 continue;
211
212 return yys - yystr - 1;
213}
214# endif
215# endif
216
217# ifndef yystpcpy
218# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
219# define yystpcpy stpcpy
220# else
221/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
222 YYDEST. */
223static char *
224yystpcpy (pTHX_ char *yydest, const char *yysrc)
225{
226 register char *yyd = yydest;
227 register const char *yys = yysrc;
228
229 while ((*yyd++ = *yys++) != '\0')
230 continue;
231
232 return yyd - 1;
233}
234# endif
235# endif
236
237#endif /* !YYERROR_VERBOSE */
238
0de566d7 239/*----------.
240| yyparse. |
241`----------*/
242
79072805 243int
0de566d7 244Perl_yyparse (pTHX)
79072805 245{
97aff369 246 dVAR;
0de566d7 247 int yychar; /* The lookahead symbol. */
248 YYSTYPE yylval; /* The semantic value of the lookahead symbol. */
249 int yynerrs; /* Number of syntax errors so far. */
250 register int yystate;
251 register int yyn;
252 int yyresult;
253
254 /* Number of tokens to shift before error messages enabled. */
255 int yyerrstatus;
256 /* Lookahead token as an internal (translated) token number. */
257 int yytoken = 0;
258
259 /* two stacks and their tools:
a0288114 260 yyss: related to states,
261 yyvs: related to semantic values,
0de566d7 262
263 Refer to the stacks thru separate pointers, to allow yyoverflow
264 to reallocate them elsewhere. */
265
266 /* The state stack. */
267 short *yyss;
93a17b20 268 register short *yyssp;
0de566d7 269
270 /* The semantic value stack. */
271 YYSTYPE *yyvs;
93a17b20 272 register YYSTYPE *yyvsp;
a0d0e21e 273
0de566d7 274 /* for ease of re-allocation and automatic freeing, have two SVs whose
275 * SvPVX points to the stacks */
276 SV *yyss_sv, *yyvs_sv;
277
9388183f 278#ifdef DEBUGGING
279 /* maintain also a stack of token/rule names for debugging with -Dpv */
e1ec3a88 280 const char **yyns, **yynsp;
9388183f 281 SV *yyns_sv;
282# define YYPOPSTACK (yyvsp--, yyssp--, yynsp--)
283#else
284# define YYPOPSTACK (yyvsp--, yyssp--)
285#endif
286
0de566d7 287
288 YYSIZE_T yystacksize = YYINITDEPTH;
289
290 /* The variables used to return semantic value and location from the
291 action routines. */
292 YYSTYPE yyval;
293
294
295 /* When reducing, the number of symbols on the RHS of the reduced
296 rule. */
297 int yylen;
298
81d86705 299#ifdef PERL_MAD
00e74f14 300 if (PL_madskills)
301 return madparse();
81d86705 302#endif
303
0de566d7 304 YYDPRINTF ((Perl_debug_log, "Starting parse\n"));
305
0de566d7 306 ENTER; /* force stack free before we return */
12fbd33b 307 SAVEVPTR(PL_yycharp);
308 SAVEVPTR(PL_yylvalp);
309 PL_yycharp = &yychar; /* so PL_yyerror() can access it */
310 PL_yylvalp = &yylval; /* so various functions in toke.c can access it */
311
561b68a9 312 yyss_sv = newSV(YYINITDEPTH * sizeof(short));
313 yyvs_sv = newSV(YYINITDEPTH * sizeof(YYSTYPE));
0de566d7 314 SAVEFREESV(yyss_sv);
315 SAVEFREESV(yyvs_sv);
316 yyss = (short *) SvPVX(yyss_sv);
317 yyvs = (YYSTYPE *) SvPVX(yyvs_sv);
9388183f 318 /* note that elements zero of yyvs and yyns are not used */
319 yyssp = yyss;
320 yyvsp = yyvs;
321#ifdef DEBUGGING
561b68a9 322 yyns_sv = newSV(YYINITDEPTH * sizeof(char *));
9388183f 323 SAVEFREESV(yyns_sv);
a28509cc 324 /* XXX This seems strange to cast char * to char ** */
94a11853 325 yyns = (const char **) SvPVX(yyns_sv);
9388183f 326 yynsp = yyns;
327#endif
79072805 328
0de566d7 329 yystate = 0;
330 yyerrstatus = 0;
93a17b20 331 yynerrs = 0;
0de566d7 332 yychar = YYEMPTY; /* Cause a token to be read. */
333
79072805 334
9388183f 335
336 YYDPRINTF ((Perl_debug_log, "Entering state %d\n", yystate));
0de566d7 337
338 goto yysetstate;
339
340/*------------------------------------------------------------.
341| yynewstate -- Push a new state, which is found in yystate. |
342`------------------------------------------------------------*/
343 yynewstate:
344 /* In all cases, when you get here, the value and location stacks
345 have just been pushed. so pushing a state here evens the stacks.
346 */
347 yyssp++;
348
349 yysetstate:
350 *yyssp = yystate;
351
352 if (yyss + yystacksize - 1 <= yyssp) {
353 /* Get the current used size of the three stacks, in elements. */
df35152e 354 const YYSIZE_T yysize = yyssp - yyss + 1;
0de566d7 355
356 /* Extend the stack our own way. */
357 if (YYMAXDEPTH <= yystacksize)
358 goto yyoverflowlab;
359 yystacksize *= 2;
360 if (YYMAXDEPTH < yystacksize)
361 yystacksize = YYMAXDEPTH;
362
363 SvGROW(yyss_sv, yystacksize * sizeof(short));
364 SvGROW(yyvs_sv, yystacksize * sizeof(YYSTYPE));
365 yyss = (short *) SvPVX(yyss_sv);
366 yyvs = (YYSTYPE *) SvPVX(yyvs_sv);
9388183f 367#ifdef DEBUGGING
368 SvGROW(yyns_sv, yystacksize * sizeof(char *));
a28509cc 369 /* XXX This seems strange to cast char * to char ** */
94a11853 370 yyns = (const char **) SvPVX(yyns_sv);
9388183f 371 if (! yyns)
372 goto yyoverflowlab;
373 yynsp = yyns + yysize - 1;
374#endif
0de566d7 375 if (!yyss || ! yyvs)
376 goto yyoverflowlab;
377
378 yyssp = yyss + yysize - 1;
379 yyvsp = yyvs + yysize - 1;
380
381
382 YYDPRINTF ((Perl_debug_log, "Stack size increased to %lu\n",
383 (unsigned long int) yystacksize));
384
385 if (yyss + yystacksize - 1 <= yyssp)
386 YYABORT;
93a17b20 387 }
0de566d7 388
0de566d7 389 goto yybackup;
390
391 /*-----------.
392 | yybackup. |
393 `-----------*/
394 yybackup:
395
396/* Do appropriate processing given the current state. */
397/* Read a lookahead token if we need one and don't already have one. */
398/* yyresume: */
399
400 /* First try to decide what to do without reference to lookahead token. */
401
402 yyn = yypact[yystate];
403 if (yyn == YYPACT_NINF)
404 goto yydefault;
405
406 /* Not known => get a lookahead token if don't already have one. */
407
408 /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */
409 if (yychar == YYEMPTY) {
410 YYDPRINTF ((Perl_debug_log, "Reading a token: "));
81d86705 411#ifdef PERL_MAD
00e74f14 412 yychar = PL_madskills ? madlex() : yylex();
81d86705 413#else
12fbd33b 414 yychar = yylex();
81d86705 415#endif
12fbd33b 416# ifdef EBCDIC
417 if (yychar >= 0 && yychar < 255) {
418 yychar = NATIVE_TO_ASCII(yychar);
419 }
420# endif
0de566d7 421 }
422
423 if (yychar <= YYEOF) {
424 yychar = yytoken = YYEOF;
425 YYDPRINTF ((Perl_debug_log, "Now at end of input.\n"));
93a17b20 426 }
0de566d7 427 else {
428 yytoken = YYTRANSLATE (yychar);
9388183f 429 YYDSYMPRINTF ("Next token is", yytoken, &yylval);
93a17b20 430 }
771df094 431
0de566d7 432 /* If the proper action on seeing token YYTOKEN is to reduce or to
433 detect an error, take that action. */
434 yyn += yytoken;
435 if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
436 goto yydefault;
437 yyn = yytable[yyn];
438 if (yyn <= 0) {
439 if (yyn == 0 || yyn == YYTABLE_NINF)
440 goto yyerrlab;
441 yyn = -yyn;
442 goto yyreduce;
443 }
7b57b0ea 444
0de566d7 445 if (yyn == YYFINAL)
446 YYACCEPT;
771df094 447
0de566d7 448 /* Shift the lookahead token. */
449 YYDPRINTF ((Perl_debug_log, "Shifting token %s, ", yytname[yytoken]));
450
451 /* Discard the token being shifted unless it is eof. */
452 if (yychar != YYEOF)
453 yychar = YYEMPTY;
454
455 *++yyvsp = yylval;
9388183f 456#ifdef DEBUGGING
e1ec3a88 457 *++yynsp = (const char *)(yytname[yytoken]);
9388183f 458#endif
0de566d7 459
460
461 /* Count tokens shifted since error; after three, turn off error
462 status. */
463 if (yyerrstatus)
464 yyerrstatus--;
465
466 yystate = yyn;
9388183f 467 YYDPRINTF ((Perl_debug_log, "Entering state %d\n", yystate));
468
0de566d7 469 goto yynewstate;
470
471
472 /*-----------------------------------------------------------.
473 | yydefault -- do the default action for the current state. |
474 `-----------------------------------------------------------*/
475 yydefault:
476 yyn = yydefact[yystate];
477 if (yyn == 0)
478 goto yyerrlab;
479 goto yyreduce;
480
481
482 /*-----------------------------.
483 | yyreduce -- Do a reduction. |
484 `-----------------------------*/
485 yyreduce:
486 /* yyn is the number of a rule to reduce with. */
487 yylen = yyr2[yyn];
488
489 /* If YYLEN is nonzero, implement the default value of the action:
a0288114 490 "$$ = $1".
0de566d7 491
492 Otherwise, the following line sets YYVAL to garbage.
493 This behavior is undocumented and Bison
494 users should not rely upon it. Assigning to YYVAL
495 unconditionally makes the parser a bit smaller, and it avoids a
496 GCC warning that YYVAL may be used uninitialized. */
497 yyval = yyvsp[1-yylen];
498
499
500 YY_REDUCE_PRINT (yyn);
501 switch (yyn) {
502
503/* contains all the rule actions; auto-generated from perly.y */
504
505#define dep() deprecate("\"do\" to call subroutines")
506#include "perly.act"
7b57b0ea 507
93a17b20 508 }
0de566d7 509
510 yyvsp -= yylen;
511 yyssp -= yylen;
9388183f 512#ifdef DEBUGGING
513 yynsp -= yylen;
514#endif
0de566d7 515
0de566d7 516
517 *++yyvsp = yyval;
9388183f 518#ifdef DEBUGGING
e1ec3a88 519 *++yynsp = (const char *)(yytname [yyr1[yyn]]);
9388183f 520#endif
0de566d7 521
a0288114 522 /* Now shift the result of the reduction. Determine what state
0de566d7 523 that goes to, based on the state we popped back to and the rule
524 number reduced by. */
525
526 yyn = yyr1[yyn];
527
528 yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
529 if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
530 yystate = yytable[yystate];
93a17b20 531 else
0de566d7 532 yystate = yydefgoto[yyn - YYNTOKENS];
533
9388183f 534 YYDPRINTF ((Perl_debug_log, "Entering state %d\n", yystate));
535
536#ifdef DEBUGGING
537 /* tmp push yystate for stack print; this is normally pushed later in
538 * yynewstate */
539 yyssp++;
540 *yyssp = yystate;
541 YY_STACK_PRINT (yyss, yyssp, yyvs, yyns);
542 yyssp--;
543#endif
544
0de566d7 545 goto yynewstate;
546
547
548 /*------------------------------------.
549 | yyerrlab -- here on detecting error |
550 `------------------------------------*/
551 yyerrlab:
552 /* If not already recovering from an error, report this error. */
553 if (!yyerrstatus) {
554 ++yynerrs;
555#if YYERROR_VERBOSE
556 yyn = yypact[yystate];
557
558 if (YYPACT_NINF < yyn && yyn < YYLAST) {
559 YYSIZE_T yysize = 0;
df35152e 560 const int yytype = YYTRANSLATE (yychar);
0de566d7 561 char *yymsg;
562 int yyx, yycount;
563
564 yycount = 0;
565 /* Start YYX at -YYN if negative to avoid negative indexes in
566 YYCHECK. */
567 for (yyx = yyn < 0 ? -yyn : 0;
568 yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
569 if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
570 yysize += yystrlen (yytname[yyx]) + 15, yycount++;
571 yysize += yystrlen ("syntax error, unexpected ") + 1;
572 yysize += yystrlen (yytname[yytype]);
4b711db3 573 Newx(yymsg, yysize, char *);
0de566d7 574 if (yymsg != 0) {
df35152e 575 const char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
0de566d7 576 yyp = yystpcpy (yyp, yytname[yytype]);
577
578 if (yycount < 5) {
579 yycount = 0;
580 for (yyx = yyn < 0 ? -yyn : 0;
581 yyx < (int) (sizeof (yytname) / sizeof (char *));
582 yyx++)
583 {
584 if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) {
585 const char *yyq = ! yycount ?
586 ", expecting " : " or ";
587 yyp = yystpcpy (yyp, yyq);
588 yyp = yystpcpy (yyp, yytname[yyx]);
589 yycount++;
590 }
591 }
ecb2f335 592 }
0de566d7 593 yyerror (yymsg);
594 YYSTACK_FREE (yymsg);
595 }
596 else
597 yyerror ("syntax error; also virtual memory exhausted");
598 }
599 else
600#endif /* YYERROR_VERBOSE */
601 yyerror ("syntax error");
93a17b20 602 }
0de566d7 603
604
605 if (yyerrstatus == 3) {
606 /* If just tried and failed to reuse lookahead token after an
607 error, discard it. */
608
609 /* Return failure if at end of input. */
610 if (yychar == YYEOF) {
611 /* Pop the error token. */
612 YYPOPSTACK;
613 /* Pop the rest of the stack. */
614 while (yyss < yyssp) {
9388183f 615 YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp);
0de566d7 616 YYPOPSTACK;
617 }
618 YYABORT;
619 }
620
9388183f 621 YYDSYMPRINTF ("Error: discarding", yytoken, &yylval);
0de566d7 622 yychar = YYEMPTY;
623
93a17b20 624 }
0de566d7 625
626 /* Else will try to reuse lookahead token after shifting the error
627 token. */
628 goto yyerrlab1;
629
630
631 /*----------------------------------------------------.
632 | yyerrlab1 -- error raised explicitly by an action. |
633 `----------------------------------------------------*/
634 yyerrlab1:
635 yyerrstatus = 3; /* Each real token shifted decrements this. */
636
637 for (;;) {
638 yyn = yypact[yystate];
639 if (yyn != YYPACT_NINF) {
640 yyn += YYTERROR;
641 if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) {
642 yyn = yytable[yyn];
643 if (0 < yyn)
644 break;
645 }
646 }
647
648 /* Pop the current state because it cannot handle the error token. */
649 if (yyssp == yyss)
650 YYABORT;
651
9388183f 652 YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp);
0de566d7 653 yyvsp--;
9388183f 654#ifdef DEBUGGING
655 yynsp--;
656#endif
0de566d7 657 yystate = *--yyssp;
658
9388183f 659 YY_STACK_PRINT (yyss, yyssp, yyvs, yyns);
93a17b20 660 }
0de566d7 661
662 if (yyn == YYFINAL)
663 YYACCEPT;
664
665 YYDPRINTF ((Perl_debug_log, "Shifting error token, "));
666
667 *++yyvsp = yylval;
9388183f 668#ifdef DEBUGGING
669 *++yynsp ="<err>";
670#endif
0de566d7 671
672 yystate = yyn;
9388183f 673 YYDPRINTF ((Perl_debug_log, "Entering state %d\n", yystate));
674
0de566d7 675 goto yynewstate;
676
677
678 /*-------------------------------------.
679 | yyacceptlab -- YYACCEPT comes here. |
680 `-------------------------------------*/
681 yyacceptlab:
682 yyresult = 0;
683 goto yyreturn;
684
685 /*-----------------------------------.
686 | yyabortlab -- YYABORT comes here. |
687 `-----------------------------------*/
688 yyabortlab:
689 yyresult = 1;
690 goto yyreturn;
691
692 /*----------------------------------------------.
693 | yyoverflowlab -- parser overflow comes here. |
694 `----------------------------------------------*/
695 yyoverflowlab:
696 yyerror ("parser stack overflow");
697 yyresult = 2;
698 /* Fall through. */
699
700 yyreturn:
701
12fbd33b 702 LEAVE; /* force stack free before we return */
e1f15930 703
0de566d7 704 return yyresult;
e1f15930 705}
66610fdd 706
707/*
708 * Local variables:
709 * c-indentation-style: bsd
710 * c-basic-offset: 4
711 * indent-tabs-mode: t
712 * End:
713 *
37442d52 714 * ex: set ts=8 sts=4 sw=4 noet:
715 */