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Perl_save_aelem can't be const
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1/* dump.c
2 *
3 * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
5 *
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
8 *
9 */
10
11/*
12 * "'You have talked long in your sleep, Frodo,' said Gandalf gently, 'and
13 * it has not been hard for me to read your mind and memory.'"
14 */
15
16/* This file contains utility routines to dump the contents of SV and OP
17 * structures, as used by command-line options like -Dt and -Dx, and
18 * by Devel::Peek.
19 *
20 * It also holds the debugging version of the runops function.
21 */
22
23#include "EXTERN.h"
24#define PERL_IN_DUMP_C
25#include "perl.h"
26#include "regcomp.h"
27#include "proto.h"
28
29
30#define Sequence PL_op_sequence
31
32void
33Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
34{
35 va_list args;
36 va_start(args, pat);
37 dump_vindent(level, file, pat, &args);
38 va_end(args);
39}
40
41void
42Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
43{
44 dVAR;
45 PerlIO_printf(file, "%*s", (int)(level*PL_dumpindent), "");
46 PerlIO_vprintf(file, pat, *args);
47}
48
49void
50Perl_dump_all(pTHX)
51{
52 dVAR;
53 PerlIO_setlinebuf(Perl_debug_log);
54 if (PL_main_root)
55 op_dump(PL_main_root);
56 dump_packsubs(PL_defstash);
57}
58
59void
60Perl_dump_packsubs(pTHX_ const HV *stash)
61{
62 dVAR;
63 I32 i;
64
65 if (!HvARRAY(stash))
66 return;
67 for (i = 0; i <= (I32) HvMAX(stash); i++) {
68 const HE *entry;
69 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
70 const GV *gv = (GV*)HeVAL(entry);
71 const HV *hv;
72 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
73 continue;
74 if (GvCVu(gv))
75 dump_sub(gv);
76 if (GvFORM(gv))
77 dump_form(gv);
78 if (HeKEY(entry)[HeKLEN(entry)-1] == ':'
79 && (hv = GvHV(gv)) && hv != PL_defstash)
80 dump_packsubs(hv); /* nested package */
81 }
82 }
83}
84
85void
86Perl_dump_sub(pTHX_ const GV *gv)
87{
88 SV * const sv = sv_newmortal();
89
90 gv_fullname3(sv, gv, NULL);
91 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX_const(sv));
92 if (CvISXSUB(GvCV(gv)))
93 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%"UVxf" %d)\n",
94 PTR2UV(CvXSUB(GvCV(gv))),
95 (int)CvXSUBANY(GvCV(gv)).any_i32);
96 else if (CvROOT(GvCV(gv)))
97 op_dump(CvROOT(GvCV(gv)));
98 else
99 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
100}
101
102void
103Perl_dump_form(pTHX_ const GV *gv)
104{
105 SV * const sv = sv_newmortal();
106
107 gv_fullname3(sv, gv, NULL);
108 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX_const(sv));
109 if (CvROOT(GvFORM(gv)))
110 op_dump(CvROOT(GvFORM(gv)));
111 else
112 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
113}
114
115void
116Perl_dump_eval(pTHX)
117{
118 dVAR;
119 op_dump(PL_eval_root);
120}
121
122char *
123Perl_pv_display(pTHX_ SV *dsv, const char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
124{
125 const bool nul_terminated = len > cur && pv[cur] == '\0';
126 bool truncated = 0;
127
128 sv_setpvn(dsv, "\"", 1);
129 for (; cur--; pv++) {
130 if (pvlim && SvCUR(dsv) >= pvlim) {
131 truncated = 1;
132 break;
133 }
134 switch (*pv) {
135 case '\t': sv_catpvs(dsv, "\\t"); break;
136 case '\n': sv_catpvs(dsv, "\\n"); break;
137 case '\r': sv_catpvs(dsv, "\\r"); break;
138 case '\f': sv_catpvs(dsv, "\\f"); break;
139 case '"': sv_catpvs(dsv, "\\\""); break;
140 case '\\': sv_catpvs(dsv, "\\\\"); break;
141 default:
142 if (isPRINT(*pv))
143 sv_catpvn(dsv, pv, 1);
144 else if (cur && isDIGIT(*(pv+1)))
145 Perl_sv_catpvf(aTHX_ dsv, "\\%03o", (U8)*pv);
146 else
147 Perl_sv_catpvf(aTHX_ dsv, "\\%o", (U8)*pv);
148 }
149 }
150 sv_catpvs(dsv, "\"");
151 if (truncated)
152 sv_catpvs(dsv, "...");
153 if (nul_terminated)
154 sv_catpvs(dsv, "\\0");
155
156 return SvPVX(dsv);
157}
158
159char *
160Perl_sv_peek(pTHX_ SV *sv)
161{
162 dVAR;
163 SV * const t = sv_newmortal();
164 int unref = 0;
165
166 sv_setpvn(t, "", 0);
167 retry:
168 if (!sv) {
169 sv_catpv(t, "VOID");
170 goto finish;
171 }
172 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
173 sv_catpv(t, "WILD");
174 goto finish;
175 }
176 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes || sv == &PL_sv_placeholder) {
177 if (sv == &PL_sv_undef) {
178 sv_catpv(t, "SV_UNDEF");
179 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
180 SVs_GMG|SVs_SMG|SVs_RMG)) &&
181 SvREADONLY(sv))
182 goto finish;
183 }
184 else if (sv == &PL_sv_no) {
185 sv_catpv(t, "SV_NO");
186 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
187 SVs_GMG|SVs_SMG|SVs_RMG)) &&
188 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
189 SVp_POK|SVp_NOK)) &&
190 SvCUR(sv) == 0 &&
191 SvNVX(sv) == 0.0)
192 goto finish;
193 }
194 else if (sv == &PL_sv_yes) {
195 sv_catpv(t, "SV_YES");
196 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
197 SVs_GMG|SVs_SMG|SVs_RMG)) &&
198 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
199 SVp_POK|SVp_NOK)) &&
200 SvCUR(sv) == 1 &&
201 SvPVX_const(sv) && *SvPVX_const(sv) == '1' &&
202 SvNVX(sv) == 1.0)
203 goto finish;
204 }
205 else {
206 sv_catpv(t, "SV_PLACEHOLDER");
207 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
208 SVs_GMG|SVs_SMG|SVs_RMG)) &&
209 SvREADONLY(sv))
210 goto finish;
211 }
212 sv_catpv(t, ":");
213 }
214 else if (SvREFCNT(sv) == 0) {
215 sv_catpv(t, "(");
216 unref++;
217 }
218 else if (DEBUG_R_TEST_) {
219 int is_tmp = 0;
220 I32 ix;
221 /* is this SV on the tmps stack? */
222 for (ix=PL_tmps_ix; ix>=0; ix--) {
223 if (PL_tmps_stack[ix] == sv) {
224 is_tmp = 1;
225 break;
226 }
227 }
228 if (SvREFCNT(sv) > 1)
229 Perl_sv_catpvf(aTHX_ t, "<%"UVuf"%s>", (UV)SvREFCNT(sv),
230 is_tmp ? "T" : "");
231 else if (is_tmp)
232 sv_catpv(t, "<T>");
233 }
234
235 if (SvROK(sv)) {
236 sv_catpv(t, "\\");
237 if (SvCUR(t) + unref > 10) {
238 SvCUR_set(t, unref + 3);
239 *SvEND(t) = '\0';
240 sv_catpv(t, "...");
241 goto finish;
242 }
243 sv = (SV*)SvRV(sv);
244 goto retry;
245 }
246 switch (SvTYPE(sv)) {
247 default:
248 sv_catpv(t, "FREED");
249 goto finish;
250
251 case SVt_NULL:
252 sv_catpv(t, "UNDEF");
253 goto finish;
254 case SVt_IV:
255 sv_catpv(t, "IV");
256 break;
257 case SVt_NV:
258 sv_catpv(t, "NV");
259 break;
260 case SVt_RV:
261 sv_catpv(t, "RV");
262 break;
263 case SVt_PV:
264 sv_catpv(t, "PV");
265 break;
266 case SVt_PVIV:
267 sv_catpv(t, "PVIV");
268 break;
269 case SVt_PVNV:
270 sv_catpv(t, "PVNV");
271 break;
272 case SVt_PVMG:
273 sv_catpv(t, "PVMG");
274 break;
275 case SVt_PVLV:
276 sv_catpv(t, "PVLV");
277 break;
278 case SVt_PVAV:
279 sv_catpv(t, "AV");
280 break;
281 case SVt_PVHV:
282 sv_catpv(t, "HV");
283 break;
284 case SVt_PVCV:
285 if (CvGV(sv))
286 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
287 else
288 sv_catpv(t, "CV()");
289 goto finish;
290 case SVt_PVGV:
291 sv_catpv(t, "GV");
292 break;
293 case SVt_PVBM:
294 sv_catpv(t, "BM");
295 break;
296 case SVt_PVFM:
297 sv_catpv(t, "FM");
298 break;
299 case SVt_PVIO:
300 sv_catpv(t, "IO");
301 break;
302 }
303
304 if (SvPOKp(sv)) {
305 if (!SvPVX_const(sv))
306 sv_catpv(t, "(null)");
307 else {
308 SV *tmp = newSVpvs("");
309 sv_catpv(t, "(");
310 if (SvOOK(sv))
311 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX_const(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
312 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX_const(sv), SvCUR(sv), SvLEN(sv), 127));
313 if (SvUTF8(sv))
314 Perl_sv_catpvf(aTHX_ t, " [UTF8 \"%s\"]",
315 sv_uni_display(tmp, sv, 8 * sv_len_utf8(sv),
316 UNI_DISPLAY_QQ));
317 SvREFCNT_dec(tmp);
318 }
319 }
320 else if (SvNOKp(sv)) {
321 STORE_NUMERIC_LOCAL_SET_STANDARD();
322 Perl_sv_catpvf(aTHX_ t, "(%"NVgf")",SvNVX(sv));
323 RESTORE_NUMERIC_LOCAL();
324 }
325 else if (SvIOKp(sv)) {
326 if (SvIsUV(sv))
327 Perl_sv_catpvf(aTHX_ t, "(%"UVuf")", (UV)SvUVX(sv));
328 else
329 Perl_sv_catpvf(aTHX_ t, "(%"IVdf")", (IV)SvIVX(sv));
330 }
331 else
332 sv_catpv(t, "()");
333
334 finish:
335 if (unref) {
336 while (unref--)
337 sv_catpv(t, ")");
338 }
339 return SvPV_nolen(t);
340}
341
342void
343Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, const PMOP *pm)
344{
345 char ch;
346
347 if (!pm) {
348 Perl_dump_indent(aTHX_ level, file, "{}\n");
349 return;
350 }
351 Perl_dump_indent(aTHX_ level, file, "{\n");
352 level++;
353 if (pm->op_pmflags & PMf_ONCE)
354 ch = '?';
355 else
356 ch = '/';
357 if (PM_GETRE(pm))
358 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
359 ch, PM_GETRE(pm)->precomp, ch,
360 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
361 else
362 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
363 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
364 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
365 op_dump(pm->op_pmreplroot);
366 }
367 if (pm->op_pmflags || (PM_GETRE(pm) && PM_GETRE(pm)->check_substr)) {
368 SV *tmpsv = newSVpvs("");
369 if (pm->op_pmdynflags & PMdf_USED)
370 sv_catpv(tmpsv, ",USED");
371 if (pm->op_pmdynflags & PMdf_TAINTED)
372 sv_catpv(tmpsv, ",TAINTED");
373 if (pm->op_pmflags & PMf_ONCE)
374 sv_catpv(tmpsv, ",ONCE");
375 if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
376 && !(PM_GETRE(pm)->reganch & ROPT_NOSCAN))
377 sv_catpv(tmpsv, ",SCANFIRST");
378 if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
379 && PM_GETRE(pm)->reganch & ROPT_CHECK_ALL)
380 sv_catpv(tmpsv, ",ALL");
381 if (pm->op_pmflags & PMf_SKIPWHITE)
382 sv_catpv(tmpsv, ",SKIPWHITE");
383 if (pm->op_pmflags & PMf_CONST)
384 sv_catpv(tmpsv, ",CONST");
385 if (pm->op_pmflags & PMf_KEEP)
386 sv_catpv(tmpsv, ",KEEP");
387 if (pm->op_pmflags & PMf_GLOBAL)
388 sv_catpv(tmpsv, ",GLOBAL");
389 if (pm->op_pmflags & PMf_CONTINUE)
390 sv_catpv(tmpsv, ",CONTINUE");
391 if (pm->op_pmflags & PMf_RETAINT)
392 sv_catpv(tmpsv, ",RETAINT");
393 if (pm->op_pmflags & PMf_EVAL)
394 sv_catpv(tmpsv, ",EVAL");
395 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX_const(tmpsv) + 1 : "");
396 SvREFCNT_dec(tmpsv);
397 }
398
399 Perl_dump_indent(aTHX_ level-1, file, "}\n");
400}
401
402void
403Perl_pmop_dump(pTHX_ PMOP *pm)
404{
405 do_pmop_dump(0, Perl_debug_log, pm);
406}
407
408/* An op sequencer. We visit the ops in the order they're to execute. */
409
410STATIC void
411S_sequence(pTHX_ register const OP *o)
412{
413 dVAR;
414 SV *op;
415 const char *key;
416 STRLEN len;
417 const OP *oldop = NULL;
418 OP *l;
419
420 if (!o)
421 return;
422
423 if (!Sequence)
424 Sequence = newHV();
425
426 for (; o; o = o->op_next) {
427 op = newSVuv(PTR2UV(o));
428 key = SvPV_const(op, len);
429 if (hv_exists(Sequence, key, len))
430 break;
431
432 switch (o->op_type) {
433 case OP_STUB:
434 if ((o->op_flags & OPf_WANT) != OPf_WANT_LIST) {
435 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
436 break;
437 }
438 goto nothin;
439 case OP_NULL:
440 if (oldop && o->op_next)
441 continue;
442 break;
443 case OP_SCALAR:
444 case OP_LINESEQ:
445 case OP_SCOPE:
446 nothin:
447 if (oldop && o->op_next)
448 continue;
449 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
450 break;
451
452 case OP_MAPWHILE:
453 case OP_GREPWHILE:
454 case OP_AND:
455 case OP_OR:
456 case OP_DOR:
457 case OP_ANDASSIGN:
458 case OP_ORASSIGN:
459 case OP_DORASSIGN:
460 case OP_COND_EXPR:
461 case OP_RANGE:
462 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
463 for (l = cLOGOPo->op_other; l && l->op_type == OP_NULL; l = l->op_next)
464 ;
465 sequence(l);
466 break;
467
468 case OP_ENTERLOOP:
469 case OP_ENTERITER:
470 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
471 for (l = cLOOPo->op_redoop; l && l->op_type == OP_NULL; l = l->op_next)
472 ;
473 sequence(l);
474 for (l = cLOOPo->op_nextop; l && l->op_type == OP_NULL; l = l->op_next)
475 ;
476 sequence(l);
477 for (l = cLOOPo->op_lastop; l && l->op_type == OP_NULL; l = l->op_next)
478 ;
479 sequence(l);
480 break;
481
482 case OP_QR:
483 case OP_MATCH:
484 case OP_SUBST:
485 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
486 for (l = cPMOPo->op_pmreplstart; l && l->op_type == OP_NULL; l = l->op_next)
487 ;
488 sequence(l);
489 break;
490
491 case OP_HELEM:
492 break;
493
494 default:
495 hv_store(Sequence, key, len, newSVuv(++PL_op_seq), 0);
496 break;
497 }
498 oldop = o;
499 }
500}
501
502STATIC UV
503S_sequence_num(pTHX_ const OP *o)
504{
505 dVAR;
506 SV *op,
507 **seq;
508 const char *key;
509 STRLEN len;
510 if (!o) return 0;
511 op = newSVuv(PTR2UV(o));
512 key = SvPV_const(op, len);
513 seq = hv_fetch(Sequence, key, len, 0);
514 return seq ? SvUV(*seq): 0;
515}
516
517void
518Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, const OP *o)
519{
520 dVAR;
521 UV seq;
522 sequence(o);
523 Perl_dump_indent(aTHX_ level, file, "{\n");
524 level++;
525 seq = sequence_num(o);
526 if (seq)
527 PerlIO_printf(file, "%-4"UVf, seq);
528 else
529 PerlIO_printf(file, " ");
530 PerlIO_printf(file,
531 "%*sTYPE = %s ===> ",
532 (int)(PL_dumpindent*level-4), "", OP_NAME(o));
533 if (o->op_next)
534 PerlIO_printf(file, seq ? "%"UVf"\n" : "(%"UVf")\n",
535 sequence_num(o->op_next));
536 else
537 PerlIO_printf(file, "DONE\n");
538 if (o->op_targ) {
539 if (o->op_type == OP_NULL)
540 {
541 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
542 if (o->op_targ == OP_NEXTSTATE)
543 {
544 if (CopLINE(cCOPo))
545 Perl_dump_indent(aTHX_ level, file, "LINE = %"UVf"\n",
546 (UV)CopLINE(cCOPo));
547 if (CopSTASHPV(cCOPo))
548 Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
549 CopSTASHPV(cCOPo));
550 if (cCOPo->cop_label)
551 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
552 cCOPo->cop_label);
553 }
554 }
555 else
556 Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
557 }
558#ifdef DUMPADDR
559 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%"UVxf" => 0x%"UVxf"\n", (UV)o, (UV)o->op_next);
560#endif
561 if (o->op_flags) {
562 SV *tmpsv = newSVpvs("");
563 switch (o->op_flags & OPf_WANT) {
564 case OPf_WANT_VOID:
565 sv_catpv(tmpsv, ",VOID");
566 break;
567 case OPf_WANT_SCALAR:
568 sv_catpv(tmpsv, ",SCALAR");
569 break;
570 case OPf_WANT_LIST:
571 sv_catpv(tmpsv, ",LIST");
572 break;
573 default:
574 sv_catpv(tmpsv, ",UNKNOWN");
575 break;
576 }
577 if (o->op_flags & OPf_KIDS)
578 sv_catpv(tmpsv, ",KIDS");
579 if (o->op_flags & OPf_PARENS)
580 sv_catpv(tmpsv, ",PARENS");
581 if (o->op_flags & OPf_STACKED)
582 sv_catpv(tmpsv, ",STACKED");
583 if (o->op_flags & OPf_REF)
584 sv_catpv(tmpsv, ",REF");
585 if (o->op_flags & OPf_MOD)
586 sv_catpv(tmpsv, ",MOD");
587 if (o->op_flags & OPf_SPECIAL)
588 sv_catpv(tmpsv, ",SPECIAL");
589 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX_const(tmpsv) + 1 : "");
590 SvREFCNT_dec(tmpsv);
591 }
592 if (o->op_private) {
593 SV *tmpsv = newSVpvs("");
594 if (PL_opargs[o->op_type] & OA_TARGLEX) {
595 if (o->op_private & OPpTARGET_MY)
596 sv_catpv(tmpsv, ",TARGET_MY");
597 }
598 else if (o->op_type == OP_LEAVESUB ||
599 o->op_type == OP_LEAVE ||
600 o->op_type == OP_LEAVESUBLV ||
601 o->op_type == OP_LEAVEWRITE) {
602 if (o->op_private & OPpREFCOUNTED)
603 sv_catpv(tmpsv, ",REFCOUNTED");
604 }
605 else if (o->op_type == OP_AASSIGN) {
606 if (o->op_private & OPpASSIGN_COMMON)
607 sv_catpv(tmpsv, ",COMMON");
608 }
609 else if (o->op_type == OP_SASSIGN) {
610 if (o->op_private & OPpASSIGN_BACKWARDS)
611 sv_catpv(tmpsv, ",BACKWARDS");
612 }
613 else if (o->op_type == OP_TRANS) {
614 if (o->op_private & OPpTRANS_SQUASH)
615 sv_catpv(tmpsv, ",SQUASH");
616 if (o->op_private & OPpTRANS_DELETE)
617 sv_catpv(tmpsv, ",DELETE");
618 if (o->op_private & OPpTRANS_COMPLEMENT)
619 sv_catpv(tmpsv, ",COMPLEMENT");
620 if (o->op_private & OPpTRANS_IDENTICAL)
621 sv_catpv(tmpsv, ",IDENTICAL");
622 if (o->op_private & OPpTRANS_GROWS)
623 sv_catpv(tmpsv, ",GROWS");
624 }
625 else if (o->op_type == OP_REPEAT) {
626 if (o->op_private & OPpREPEAT_DOLIST)
627 sv_catpv(tmpsv, ",DOLIST");
628 }
629 else if (o->op_type == OP_ENTERSUB ||
630 o->op_type == OP_RV2SV ||
631 o->op_type == OP_GVSV ||
632 o->op_type == OP_RV2AV ||
633 o->op_type == OP_RV2HV ||
634 o->op_type == OP_RV2GV ||
635 o->op_type == OP_AELEM ||
636 o->op_type == OP_HELEM )
637 {
638 if (o->op_type == OP_ENTERSUB) {
639 if (o->op_private & OPpENTERSUB_AMPER)
640 sv_catpv(tmpsv, ",AMPER");
641 if (o->op_private & OPpENTERSUB_DB)
642 sv_catpv(tmpsv, ",DB");
643 if (o->op_private & OPpENTERSUB_HASTARG)
644 sv_catpv(tmpsv, ",HASTARG");
645 if (o->op_private & OPpENTERSUB_NOPAREN)
646 sv_catpv(tmpsv, ",NOPAREN");
647 if (o->op_private & OPpENTERSUB_INARGS)
648 sv_catpv(tmpsv, ",INARGS");
649 if (o->op_private & OPpENTERSUB_NOMOD)
650 sv_catpv(tmpsv, ",NOMOD");
651 }
652 else {
653 switch (o->op_private & OPpDEREF) {
654 case OPpDEREF_SV:
655 sv_catpv(tmpsv, ",SV");
656 break;
657 case OPpDEREF_AV:
658 sv_catpv(tmpsv, ",AV");
659 break;
660 case OPpDEREF_HV:
661 sv_catpv(tmpsv, ",HV");
662 break;
663 }
664 if (o->op_private & OPpMAYBE_LVSUB)
665 sv_catpv(tmpsv, ",MAYBE_LVSUB");
666 }
667 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
668 if (o->op_private & OPpLVAL_DEFER)
669 sv_catpv(tmpsv, ",LVAL_DEFER");
670 }
671 else {
672 if (o->op_private & HINT_STRICT_REFS)
673 sv_catpv(tmpsv, ",STRICT_REFS");
674 if (o->op_private & OPpOUR_INTRO)
675 sv_catpv(tmpsv, ",OUR_INTRO");
676 }
677 }
678 else if (o->op_type == OP_CONST) {
679 if (o->op_private & OPpCONST_BARE)
680 sv_catpv(tmpsv, ",BARE");
681 if (o->op_private & OPpCONST_STRICT)
682 sv_catpv(tmpsv, ",STRICT");
683 if (o->op_private & OPpCONST_ARYBASE)
684 sv_catpv(tmpsv, ",ARYBASE");
685 if (o->op_private & OPpCONST_WARNING)
686 sv_catpv(tmpsv, ",WARNING");
687 if (o->op_private & OPpCONST_ENTERED)
688 sv_catpv(tmpsv, ",ENTERED");
689 }
690 else if (o->op_type == OP_FLIP) {
691 if (o->op_private & OPpFLIP_LINENUM)
692 sv_catpv(tmpsv, ",LINENUM");
693 }
694 else if (o->op_type == OP_FLOP) {
695 if (o->op_private & OPpFLIP_LINENUM)
696 sv_catpv(tmpsv, ",LINENUM");
697 }
698 else if (o->op_type == OP_RV2CV) {
699 if (o->op_private & OPpLVAL_INTRO)
700 sv_catpv(tmpsv, ",INTRO");
701 }
702 else if (o->op_type == OP_GV) {
703 if (o->op_private & OPpEARLY_CV)
704 sv_catpv(tmpsv, ",EARLY_CV");
705 }
706 else if (o->op_type == OP_LIST) {
707 if (o->op_private & OPpLIST_GUESSED)
708 sv_catpv(tmpsv, ",GUESSED");
709 }
710 else if (o->op_type == OP_DELETE) {
711 if (o->op_private & OPpSLICE)
712 sv_catpv(tmpsv, ",SLICE");
713 }
714 else if (o->op_type == OP_EXISTS) {
715 if (o->op_private & OPpEXISTS_SUB)
716 sv_catpv(tmpsv, ",EXISTS_SUB");
717 }
718 else if (o->op_type == OP_SORT) {
719 if (o->op_private & OPpSORT_NUMERIC)
720 sv_catpv(tmpsv, ",NUMERIC");
721 if (o->op_private & OPpSORT_INTEGER)
722 sv_catpv(tmpsv, ",INTEGER");
723 if (o->op_private & OPpSORT_REVERSE)
724 sv_catpv(tmpsv, ",REVERSE");
725 }
726 else if (o->op_type == OP_THREADSV) {
727 if (o->op_private & OPpDONE_SVREF)
728 sv_catpv(tmpsv, ",SVREF");
729 }
730 else if (o->op_type == OP_OPEN || o->op_type == OP_BACKTICK) {
731 if (o->op_private & OPpOPEN_IN_RAW)
732 sv_catpv(tmpsv, ",IN_RAW");
733 if (o->op_private & OPpOPEN_IN_CRLF)
734 sv_catpv(tmpsv, ",IN_CRLF");
735 if (o->op_private & OPpOPEN_OUT_RAW)
736 sv_catpv(tmpsv, ",OUT_RAW");
737 if (o->op_private & OPpOPEN_OUT_CRLF)
738 sv_catpv(tmpsv, ",OUT_CRLF");
739 }
740 else if (o->op_type == OP_EXIT) {
741 if (o->op_private & OPpEXIT_VMSISH)
742 sv_catpv(tmpsv, ",EXIT_VMSISH");
743 if (o->op_private & OPpHUSH_VMSISH)
744 sv_catpv(tmpsv, ",HUSH_VMSISH");
745 }
746 else if (o->op_type == OP_DIE) {
747 if (o->op_private & OPpHUSH_VMSISH)
748 sv_catpv(tmpsv, ",HUSH_VMSISH");
749 }
750 else if (PL_check[o->op_type] != MEMBER_TO_FPTR(Perl_ck_ftst)) {
751 if (OP_IS_FILETEST_ACCESS(o) && o->op_private & OPpFT_ACCESS)
752 sv_catpv(tmpsv, ",FT_ACCESS");
753 if (o->op_private & OPpFT_STACKED)
754 sv_catpv(tmpsv, ",FT_STACKED");
755 }
756 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
757 sv_catpv(tmpsv, ",INTRO");
758 if (SvCUR(tmpsv))
759 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX_const(tmpsv) + 1);
760 SvREFCNT_dec(tmpsv);
761 }
762
763 switch (o->op_type) {
764 case OP_AELEMFAST:
765 case OP_GVSV:
766 case OP_GV:
767#ifdef USE_ITHREADS
768 Perl_dump_indent(aTHX_ level, file, "PADIX = %" IVdf "\n", (IV)cPADOPo->op_padix);
769#else
770 if ( ! PL_op->op_flags & OPf_SPECIAL) { /* not lexical */
771 if (cSVOPo->op_sv) {
772 SV *tmpsv = newSV(0);
773 ENTER;
774 SAVEFREESV(tmpsv);
775 gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, NULL);
776 Perl_dump_indent(aTHX_ level, file, "GV = %s\n",
777 SvPV_nolen_const(tmpsv));
778 LEAVE;
779 }
780 else
781 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
782 }
783#endif
784 break;
785 case OP_CONST:
786 case OP_METHOD_NAMED:
787#ifndef USE_ITHREADS
788 /* with ITHREADS, consts are stored in the pad, and the right pad
789 * may not be active here, so skip */
790 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo_sv));
791#endif
792 break;
793 case OP_SETSTATE:
794 case OP_NEXTSTATE:
795 case OP_DBSTATE:
796 if (CopLINE(cCOPo))
797 Perl_dump_indent(aTHX_ level, file, "LINE = %"UVf"\n",
798 (UV)CopLINE(cCOPo));
799 if (CopSTASHPV(cCOPo))
800 Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
801 CopSTASHPV(cCOPo));
802 if (cCOPo->cop_label)
803 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
804 cCOPo->cop_label);
805 break;
806 case OP_ENTERLOOP:
807 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
808 if (cLOOPo->op_redoop)
809 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOOPo->op_redoop));
810 else
811 PerlIO_printf(file, "DONE\n");
812 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
813 if (cLOOPo->op_nextop)
814 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOOPo->op_nextop));
815 else
816 PerlIO_printf(file, "DONE\n");
817 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
818 if (cLOOPo->op_lastop)
819 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOOPo->op_lastop));
820 else
821 PerlIO_printf(file, "DONE\n");
822 break;
823 case OP_COND_EXPR:
824 case OP_RANGE:
825 case OP_MAPWHILE:
826 case OP_GREPWHILE:
827 case OP_OR:
828 case OP_AND:
829 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
830 if (cLOGOPo->op_other)
831 PerlIO_printf(file, "%"UVf"\n", sequence_num(cLOGOPo->op_other));
832 else
833 PerlIO_printf(file, "DONE\n");
834 break;
835 case OP_PUSHRE:
836 case OP_MATCH:
837 case OP_QR:
838 case OP_SUBST:
839 do_pmop_dump(level, file, cPMOPo);
840 break;
841 case OP_LEAVE:
842 case OP_LEAVEEVAL:
843 case OP_LEAVESUB:
844 case OP_LEAVESUBLV:
845 case OP_LEAVEWRITE:
846 case OP_SCOPE:
847 if (o->op_private & OPpREFCOUNTED)
848 Perl_dump_indent(aTHX_ level, file, "REFCNT = %"UVuf"\n", (UV)o->op_targ);
849 break;
850 default:
851 break;
852 }
853 if (o->op_flags & OPf_KIDS) {
854 OP *kid;
855 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
856 do_op_dump(level, file, kid);
857 }
858 Perl_dump_indent(aTHX_ level-1, file, "}\n");
859}
860
861void
862Perl_op_dump(pTHX_ const OP *o)
863{
864 do_op_dump(0, Perl_debug_log, o);
865}
866
867void
868Perl_gv_dump(pTHX_ GV *gv)
869{
870 SV *sv;
871
872 if (!gv) {
873 PerlIO_printf(Perl_debug_log, "{}\n");
874 return;
875 }
876 sv = sv_newmortal();
877 PerlIO_printf(Perl_debug_log, "{\n");
878 gv_fullname3(sv, gv, NULL);
879 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX_const(sv));
880 if (gv != GvEGV(gv)) {
881 gv_efullname3(sv, GvEGV(gv), NULL);
882 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX_const(sv));
883 }
884 PerlIO_putc(Perl_debug_log, '\n');
885 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
886}
887
888
889/* map magic types to the symbolic names
890 * (with the PERL_MAGIC_ prefixed stripped)
891 */
892
893static const struct { const char type; const char *name; } magic_names[] = {
894 { PERL_MAGIC_sv, "sv(\\0)" },
895 { PERL_MAGIC_arylen, "arylen(#)" },
896 { PERL_MAGIC_rhash, "rhash(%)" },
897 { PERL_MAGIC_pos, "pos(.)" },
898 { PERL_MAGIC_symtab, "symtab(:)" },
899 { PERL_MAGIC_backref, "backref(<)" },
900 { PERL_MAGIC_arylen_p, "arylen_p(@)" },
901 { PERL_MAGIC_overload, "overload(A)" },
902 { PERL_MAGIC_bm, "bm(B)" },
903 { PERL_MAGIC_regdata, "regdata(D)" },
904 { PERL_MAGIC_env, "env(E)" },
905 { PERL_MAGIC_isa, "isa(I)" },
906 { PERL_MAGIC_dbfile, "dbfile(L)" },
907 { PERL_MAGIC_shared, "shared(N)" },
908 { PERL_MAGIC_tied, "tied(P)" },
909 { PERL_MAGIC_sig, "sig(S)" },
910 { PERL_MAGIC_uvar, "uvar(U)" },
911 { PERL_MAGIC_overload_elem, "overload_elem(a)" },
912 { PERL_MAGIC_overload_table, "overload_table(c)" },
913 { PERL_MAGIC_regdatum, "regdatum(d)" },
914 { PERL_MAGIC_envelem, "envelem(e)" },
915 { PERL_MAGIC_fm, "fm(f)" },
916 { PERL_MAGIC_regex_global, "regex_global(g)" },
917 { PERL_MAGIC_isaelem, "isaelem(i)" },
918 { PERL_MAGIC_nkeys, "nkeys(k)" },
919 { PERL_MAGIC_dbline, "dbline(l)" },
920 { PERL_MAGIC_mutex, "mutex(m)" },
921 { PERL_MAGIC_shared_scalar, "shared_scalar(n)" },
922 { PERL_MAGIC_collxfrm, "collxfrm(o)" },
923 { PERL_MAGIC_tiedelem, "tiedelem(p)" },
924 { PERL_MAGIC_tiedscalar, "tiedscalar(q)" },
925 { PERL_MAGIC_qr, "qr(r)" },
926 { PERL_MAGIC_sigelem, "sigelem(s)" },
927 { PERL_MAGIC_taint, "taint(t)" },
928 { PERL_MAGIC_uvar_elem, "uvar_elem(v)" },
929 { PERL_MAGIC_vec, "vec(v)" },
930 { PERL_MAGIC_vstring, "vstring(V)" },
931 { PERL_MAGIC_utf8, "utf8(w)" },
932 { PERL_MAGIC_substr, "substr(x)" },
933 { PERL_MAGIC_defelem, "defelem(y)" },
934 { PERL_MAGIC_ext, "ext(~)" },
935 /* this null string terminates the list */
936 { 0, 0 },
937};
938
939void
940Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, const MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
941{
942 for (; mg; mg = mg->mg_moremagic) {
943 Perl_dump_indent(aTHX_ level, file,
944 " MAGIC = 0x%"UVxf"\n", PTR2UV(mg));
945 if (mg->mg_virtual) {
946 const MGVTBL * const v = mg->mg_virtual;
947 const char *s = NULL;
948 if (v == &PL_vtbl_sv) s = "sv";
949 else if (v == &PL_vtbl_env) s = "env";
950 else if (v == &PL_vtbl_envelem) s = "envelem";
951 else if (v == &PL_vtbl_sig) s = "sig";
952 else if (v == &PL_vtbl_sigelem) s = "sigelem";
953 else if (v == &PL_vtbl_pack) s = "pack";
954 else if (v == &PL_vtbl_packelem) s = "packelem";
955 else if (v == &PL_vtbl_dbline) s = "dbline";
956 else if (v == &PL_vtbl_isa) s = "isa";
957 else if (v == &PL_vtbl_arylen) s = "arylen";
958 else if (v == &PL_vtbl_mglob) s = "mglob";
959 else if (v == &PL_vtbl_nkeys) s = "nkeys";
960 else if (v == &PL_vtbl_taint) s = "taint";
961 else if (v == &PL_vtbl_substr) s = "substr";
962 else if (v == &PL_vtbl_vec) s = "vec";
963 else if (v == &PL_vtbl_pos) s = "pos";
964 else if (v == &PL_vtbl_bm) s = "bm";
965 else if (v == &PL_vtbl_fm) s = "fm";
966 else if (v == &PL_vtbl_uvar) s = "uvar";
967 else if (v == &PL_vtbl_defelem) s = "defelem";
968#ifdef USE_LOCALE_COLLATE
969 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
970#endif
971 else if (v == &PL_vtbl_amagic) s = "amagic";
972 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
973 else if (v == &PL_vtbl_backref) s = "backref";
974 else if (v == &PL_vtbl_utf8) s = "utf8";
975 else if (v == &PL_vtbl_arylen_p) s = "arylen_p";
976 if (s)
977 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
978 else
979 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%"UVxf"\n", PTR2UV(v));
980 }
981 else
982 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
983
984 if (mg->mg_private)
985 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
986
987 {
988 int n;
989 const char *name = NULL;
990 for (n = 0; magic_names[n].name; n++) {
991 if (mg->mg_type == magic_names[n].type) {
992 name = magic_names[n].name;
993 break;
994 }
995 }
996 if (name)
997 Perl_dump_indent(aTHX_ level, file,
998 " MG_TYPE = PERL_MAGIC_%s\n", name);
999 else
1000 Perl_dump_indent(aTHX_ level, file,
1001 " MG_TYPE = UNKNOWN(\\%o)\n", mg->mg_type);
1002 }
1003
1004 if (mg->mg_flags) {
1005 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
1006 if (mg->mg_type == PERL_MAGIC_envelem &&
1007 mg->mg_flags & MGf_TAINTEDDIR)
1008 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
1009 if (mg->mg_flags & MGf_REFCOUNTED)
1010 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
1011 if (mg->mg_flags & MGf_GSKIP)
1012 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
1013 if (mg->mg_type == PERL_MAGIC_regex_global &&
1014 mg->mg_flags & MGf_MINMATCH)
1015 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
1016 }
1017 if (mg->mg_obj) {
1018 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
1019 if (mg->mg_flags & MGf_REFCOUNTED)
1020 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
1021 }
1022 if (mg->mg_len)
1023 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %ld\n", (long)mg->mg_len);
1024 if (mg->mg_ptr) {
1025 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
1026 if (mg->mg_len >= 0) {
1027 if (mg->mg_type != PERL_MAGIC_utf8) {
1028 SV *sv = newSVpvs("");
1029 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
1030 SvREFCNT_dec(sv);
1031 }
1032 }
1033 else if (mg->mg_len == HEf_SVKEY) {
1034 PerlIO_puts(file, " => HEf_SVKEY\n");
1035 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
1036 continue;
1037 }
1038 else
1039 PerlIO_puts(file, " ???? - please notify IZ");
1040 PerlIO_putc(file, '\n');
1041 }
1042 if (mg->mg_type == PERL_MAGIC_utf8) {
1043 STRLEN *cache = (STRLEN *) mg->mg_ptr;
1044 if (cache) {
1045 IV i;
1046 for (i = 0; i < PERL_MAGIC_UTF8_CACHESIZE; i++)
1047 Perl_dump_indent(aTHX_ level, file,
1048 " %2"IVdf": %"UVuf" -> %"UVuf"\n",
1049 i,
1050 (UV)cache[i * 2],
1051 (UV)cache[i * 2 + 1]);
1052 }
1053 }
1054 }
1055}
1056
1057void
1058Perl_magic_dump(pTHX_ const MAGIC *mg)
1059{
1060 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
1061}
1062
1063void
1064Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, const char *name, HV *sv)
1065{
1066 const char *hvname;
1067 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
1068 if (sv && (hvname = HvNAME_get(sv)))
1069 PerlIO_printf(file, "\t\"%s\"\n", hvname);
1070 else
1071 PerlIO_putc(file, '\n');
1072}
1073
1074void
1075Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, const char *name, GV *sv)
1076{
1077 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
1078 if (sv && GvNAME(sv))
1079 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
1080 else
1081 PerlIO_putc(file, '\n');
1082}
1083
1084void
1085Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, const char *name, GV *sv)
1086{
1087 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
1088 if (sv && GvNAME(sv)) {
1089 const char *hvname;
1090 PerlIO_printf(file, "\t\"");
1091 if (GvSTASH(sv) && (hvname = HvNAME_get(GvSTASH(sv))))
1092 PerlIO_printf(file, "%s\" :: \"", hvname);
1093 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
1094 }
1095 else
1096 PerlIO_putc(file, '\n');
1097}
1098
1099void
1100Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
1101{
1102 dVAR;
1103 SV *d;
1104 const char *s;
1105 U32 flags;
1106 U32 type;
1107
1108 if (!sv) {
1109 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
1110 return;
1111 }
1112
1113 flags = SvFLAGS(sv);
1114 type = SvTYPE(sv);
1115
1116 d = Perl_newSVpvf(aTHX_
1117 "(0x%"UVxf") at 0x%"UVxf"\n%*s REFCNT = %"IVdf"\n%*s FLAGS = (",
1118 PTR2UV(SvANY(sv)), PTR2UV(sv),
1119 (int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv),
1120 (int)(PL_dumpindent*level), "");
1121
1122 if (flags & SVs_PADSTALE) sv_catpv(d, "PADSTALE,");
1123 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
1124 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
1125 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
1126 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
1127 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
1128 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
1129 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
1130
1131 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
1132 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
1133 if (flags & SVf_POK) sv_catpv(d, "POK,");
1134 if (flags & SVf_ROK) {
1135 sv_catpv(d, "ROK,");
1136 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
1137 }
1138 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
1139 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
1140 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
1141
1142 if (flags & SVf_AMAGIC && type != SVt_PVHV)
1143 sv_catpv(d, "OVERLOAD,");
1144 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
1145 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
1146 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
1147 if (flags & SVp_SCREAM && type != SVt_PVHV)
1148 sv_catpv(d, "SCREAM,");
1149
1150 switch (type) {
1151 case SVt_PVCV:
1152 case SVt_PVFM:
1153 if (CvANON(sv)) sv_catpv(d, "ANON,");
1154 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
1155 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
1156 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
1157 if (CvCONST(sv)) sv_catpv(d, "CONST,");
1158 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
1159 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
1160 if (CvLVALUE(sv)) sv_catpv(d, "LVALUE,");
1161 if (CvMETHOD(sv)) sv_catpv(d, "METHOD,");
1162 if (CvLOCKED(sv)) sv_catpv(d, "LOCKED,");
1163 if (CvWEAKOUTSIDE(sv)) sv_catpv(d, "WEAKOUTSIDE,");
1164 if (CvASSERTION(sv)) sv_catpv(d, "ASSERTION,");
1165 break;
1166 case SVt_PVHV:
1167 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
1168 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
1169 if (HvHASKFLAGS(sv)) sv_catpv(d, "HASKFLAGS,");
1170 if (HvREHASH(sv)) sv_catpv(d, "REHASH,");
1171 if (flags & SVphv_CLONEABLE) sv_catpv(d, "CLONEABLE,");
1172 break;
1173 case SVt_PVGV: case SVt_PVLV:
1174 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
1175 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
1176 if (GvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
1177 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
1178 if (GvIN_PAD(sv)) sv_catpv(d, "IN_PAD,");
1179 if (SvPAD_OUR(sv)) sv_catpv(d, "OUR,");
1180 if (SvPAD_TYPED(sv)) sv_catpv(d, "TYPED,");
1181 if (GvIMPORTED(sv)) {
1182 sv_catpv(d, "IMPORT");
1183 if (GvIMPORTED(sv) == GVf_IMPORTED)
1184 sv_catpv(d, "ALL,");
1185 else {
1186 sv_catpv(d, "(");
1187 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
1188 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
1189 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
1190 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
1191 sv_catpv(d, " ),");
1192 }
1193 }
1194 /* FALL THROUGH */
1195 default:
1196 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
1197 if (SvIsUV(sv) && !(flags & SVf_ROK)) sv_catpv(d, "IsUV,");
1198 break;
1199 case SVt_PVBM:
1200 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
1201 if (SvVALID(sv)) sv_catpv(d, "VALID,");
1202 break;
1203 case SVt_PVMG:
1204 if (SvPAD_TYPED(sv)) sv_catpv(d, "TYPED,");
1205 break;
1206 case SVt_PVAV:
1207 break;
1208 }
1209 /* SVphv_SHAREKEYS is also 0x20000000 */
1210 if ((type != SVt_PVHV) && SvUTF8(sv))
1211 sv_catpv(d, "UTF8");
1212
1213 if (*(SvEND(d) - 1) == ',') {
1214 SvCUR_set(d, SvCUR(d) - 1);
1215 SvPVX(d)[SvCUR(d)] = '\0';
1216 }
1217 sv_catpv(d, ")");
1218 s = SvPVX_const(d);
1219
1220#ifdef DEBUG_LEAKING_SCALARS
1221 Perl_dump_indent(aTHX_ level, file, "ALLOCATED at %s:%d %s %s%s\n",
1222 sv->sv_debug_file ? sv->sv_debug_file : "(unknown)",
1223 sv->sv_debug_line,
1224 sv->sv_debug_inpad ? "for" : "by",
1225 sv->sv_debug_optype ? PL_op_name[sv->sv_debug_optype]: "(none)",
1226 sv->sv_debug_cloned ? " (cloned)" : "");
1227#endif
1228 Perl_dump_indent(aTHX_ level, file, "SV = ");
1229 switch (type) {
1230 case SVt_NULL:
1231 PerlIO_printf(file, "NULL%s\n", s);
1232 SvREFCNT_dec(d);
1233 return;
1234 case SVt_IV:
1235 PerlIO_printf(file, "IV%s\n", s);
1236 break;
1237 case SVt_NV:
1238 PerlIO_printf(file, "NV%s\n", s);
1239 break;
1240 case SVt_RV:
1241 PerlIO_printf(file, "RV%s\n", s);
1242 break;
1243 case SVt_PV:
1244 PerlIO_printf(file, "PV%s\n", s);
1245 break;
1246 case SVt_PVIV:
1247 PerlIO_printf(file, "PVIV%s\n", s);
1248 break;
1249 case SVt_PVNV:
1250 PerlIO_printf(file, "PVNV%s\n", s);
1251 break;
1252 case SVt_PVBM:
1253 PerlIO_printf(file, "PVBM%s\n", s);
1254 break;
1255 case SVt_PVMG:
1256 PerlIO_printf(file, "PVMG%s\n", s);
1257 break;
1258 case SVt_PVLV:
1259 PerlIO_printf(file, "PVLV%s\n", s);
1260 break;
1261 case SVt_PVAV:
1262 PerlIO_printf(file, "PVAV%s\n", s);
1263 break;
1264 case SVt_PVHV:
1265 PerlIO_printf(file, "PVHV%s\n", s);
1266 break;
1267 case SVt_PVCV:
1268 PerlIO_printf(file, "PVCV%s\n", s);
1269 break;
1270 case SVt_PVGV:
1271 PerlIO_printf(file, "PVGV%s\n", s);
1272 break;
1273 case SVt_PVFM:
1274 PerlIO_printf(file, "PVFM%s\n", s);
1275 break;
1276 case SVt_PVIO:
1277 PerlIO_printf(file, "PVIO%s\n", s);
1278 break;
1279 default:
1280 PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s);
1281 SvREFCNT_dec(d);
1282 return;
1283 }
1284 if (type == SVt_IV || (type >= SVt_PVIV && type != SVt_PVAV
1285 && type != SVt_PVHV && type != SVt_PVCV)) {
1286 if (SvIsUV(sv)
1287#ifdef PERL_OLD_COPY_ON_WRITE
1288 || SvIsCOW(sv)
1289#endif
1290 )
1291 Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
1292 else
1293 Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
1294 if (SvOOK(sv))
1295 PerlIO_printf(file, " (OFFSET)");
1296#ifdef PERL_OLD_COPY_ON_WRITE
1297 if (SvIsCOW_shared_hash(sv))
1298 PerlIO_printf(file, " (HASH)");
1299 else if (SvIsCOW_normal(sv))
1300 PerlIO_printf(file, " (COW from 0x%"UVxf")", (UV)SvUVX(sv));
1301#endif
1302 PerlIO_putc(file, '\n');
1303 }
1304 if ((type >= SVt_PVNV && type != SVt_PVAV && type != SVt_PVHV
1305 && type != SVt_PVCV && type != SVt_PVFM)
1306 || type == SVt_NV) {
1307 STORE_NUMERIC_LOCAL_SET_STANDARD();
1308 /* %Vg doesn't work? --jhi */
1309#ifdef USE_LONG_DOUBLE
1310 Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv));
1311#else
1312 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
1313#endif
1314 RESTORE_NUMERIC_LOCAL();
1315 }
1316 if (SvROK(sv)) {
1317 Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
1318 if (nest < maxnest)
1319 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
1320 }
1321 if (type < SVt_PV) {
1322 SvREFCNT_dec(d);
1323 return;
1324 }
1325 if (type <= SVt_PVLV) {
1326 if (SvPVX_const(sv)) {
1327 Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX_const(sv)));
1328 if (SvOOK(sv))
1329 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX_const(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
1330 PerlIO_printf(file, "%s", pv_display(d, SvPVX_const(sv), SvCUR(sv), SvLEN(sv), pvlim));
1331 if (SvUTF8(sv)) /* the 8? \x{....} */
1332 PerlIO_printf(file, " [UTF8 \"%s\"]", sv_uni_display(d, sv, 8 * sv_len_utf8(sv), UNI_DISPLAY_QQ));
1333 PerlIO_printf(file, "\n");
1334 Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
1335 Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
1336 }
1337 else
1338 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
1339 }
1340 if (type >= SVt_PVMG) {
1341 if (SvMAGIC(sv))
1342 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
1343 if (SvSTASH(sv))
1344 do_hv_dump(level, file, " STASH", SvSTASH(sv));
1345 }
1346 switch (type) {
1347 case SVt_PVAV:
1348 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
1349 if (AvARRAY(sv) != AvALLOC(sv)) {
1350 PerlIO_printf(file, " (offset=%"IVdf")\n", (IV)(AvARRAY(sv) - AvALLOC(sv)));
1351 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%"UVxf"\n", PTR2UV(AvALLOC(sv)));
1352 }
1353 else
1354 PerlIO_putc(file, '\n');
1355 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)AvFILLp(sv));
1356 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)AvMAX(sv));
1357 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%"UVxf"\n", SvMAGIC(sv) ? PTR2UV(AvARYLEN(sv)) : 0);
1358 sv_setpvn(d, "", 0);
1359 if (AvREAL(sv)) sv_catpv(d, ",REAL");
1360 if (AvREIFY(sv)) sv_catpv(d, ",REIFY");
1361 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n",
1362 SvCUR(d) ? SvPVX_const(d) + 1 : "");
1363 if (nest < maxnest && av_len((AV*)sv) >= 0) {
1364 int count;
1365 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
1366 SV** elt = av_fetch((AV*)sv,count,0);
1367
1368 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count);
1369 if (elt)
1370 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
1371 }
1372 }
1373 break;
1374 case SVt_PVHV:
1375 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(HvARRAY(sv)));
1376 if (HvARRAY(sv) && HvKEYS(sv)) {
1377 /* Show distribution of HEs in the ARRAY */
1378 int freq[200];
1379#define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
1380 int i;
1381 int max = 0;
1382 U32 pow2 = 2, keys = HvKEYS(sv);
1383 NV theoret, sum = 0;
1384
1385 PerlIO_printf(file, " (");
1386 Zero(freq, FREQ_MAX + 1, int);
1387 for (i = 0; (STRLEN)i <= HvMAX(sv); i++) {
1388 HE* h;
1389 int count = 0;
1390 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
1391 count++;
1392 if (count > FREQ_MAX)
1393 count = FREQ_MAX;
1394 freq[count]++;
1395 if (max < count)
1396 max = count;
1397 }
1398 for (i = 0; i <= max; i++) {
1399 if (freq[i]) {
1400 PerlIO_printf(file, "%d%s:%d", i,
1401 (i == FREQ_MAX) ? "+" : "",
1402 freq[i]);
1403 if (i != max)
1404 PerlIO_printf(file, ", ");
1405 }
1406 }
1407 PerlIO_putc(file, ')');
1408 /* The "quality" of a hash is defined as the total number of
1409 comparisons needed to access every element once, relative
1410 to the expected number needed for a random hash.
1411
1412 The total number of comparisons is equal to the sum of
1413 the squares of the number of entries in each bucket.
1414 For a random hash of n keys into k buckets, the expected
1415 value is
1416 n + n(n-1)/2k
1417 */
1418
1419 for (i = max; i > 0; i--) { /* Precision: count down. */
1420 sum += freq[i] * i * i;
1421 }
1422 while ((keys = keys >> 1))
1423 pow2 = pow2 << 1;
1424 theoret = HvKEYS(sv);
1425 theoret += theoret * (theoret-1)/pow2;
1426 PerlIO_putc(file, '\n');
1427 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1"NVff"%%", theoret/sum*100);
1428 }
1429 PerlIO_putc(file, '\n');
1430 Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv));
1431 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)HvFILL(sv));
1432 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)HvMAX(sv));
1433 Perl_dump_indent(aTHX_ level, file, " RITER = %"IVdf"\n", (IV)HvRITER_get(sv));
1434 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%"UVxf"\n", PTR2UV(HvEITER_get(sv)));
1435 {
1436 MAGIC *mg = mg_find(sv, PERL_MAGIC_symtab);
1437 if (mg && mg->mg_obj) {
1438 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
1439 }
1440 }
1441 {
1442 const char *hvname = HvNAME_get(sv);
1443 if (hvname)
1444 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", hvname);
1445 }
1446 if (SvOOK(sv)) {
1447 AV *backrefs = *Perl_hv_backreferences_p(aTHX_ (HV*)sv);
1448 if (backrefs) {
1449 Perl_dump_indent(aTHX_ level, file, " BACKREFS = 0x%"UVxf"\n",
1450 PTR2UV(backrefs));
1451 do_sv_dump(level+1, file, (SV*)backrefs, nest+1, maxnest,
1452 dumpops, pvlim);
1453 }
1454 }
1455 if (nest < maxnest && !HvEITER_get(sv)) { /* Try to preserve iterator */
1456 HE *he;
1457 HV * const hv = (HV*)sv;
1458 int count = maxnest - nest;
1459
1460 hv_iterinit(hv);
1461 while ((he = hv_iternext_flags(hv, HV_ITERNEXT_WANTPLACEHOLDERS))
1462 && count--) {
1463 SV *elt, *keysv;
1464 const char *keypv;
1465 STRLEN len;
1466 const U32 hash = HeHASH(he);
1467
1468 keysv = hv_iterkeysv(he);
1469 keypv = SvPV_const(keysv, len);
1470 elt = hv_iterval(hv, he);
1471 Perl_dump_indent(aTHX_ level+1, file, "Elt %s ", pv_display(d, keypv, len, 0, pvlim));
1472 if (SvUTF8(keysv))
1473 PerlIO_printf(file, "[UTF8 \"%s\"] ", sv_uni_display(d, keysv, 8 * sv_len_utf8(keysv), UNI_DISPLAY_QQ));
1474 if (HeKREHASH(he))
1475 PerlIO_printf(file, "[REHASH] ");
1476 PerlIO_printf(file, "HASH = 0x%"UVxf"\n", (UV)hash);
1477 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1478 }
1479 hv_iterinit(hv); /* Return to status quo */
1480 }
1481 break;
1482 case SVt_PVCV:
1483 if (SvPOK(sv))
1484 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV_nolen_const(sv));
1485 /* FALL THROUGH */
1486 case SVt_PVFM:
1487 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1488 if (!CvISXSUB(sv)) {
1489 if (CvSTART(sv)) {
1490 Perl_dump_indent(aTHX_ level, file,
1491 " START = 0x%"UVxf" ===> %"IVdf"\n",
1492 PTR2UV(CvSTART(sv)),
1493 (IV)sequence_num(CvSTART(sv)));
1494 }
1495 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n",
1496 PTR2UV(CvROOT(sv)));
1497 if (CvROOT(sv) && dumpops) {
1498 do_op_dump(level+1, file, CvROOT(sv));
1499 }
1500 } else {
1501 SV *constant = cv_const_sv((CV *)sv);
1502
1503 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%"UVxf"\n", PTR2UV(CvXSUB(sv)));
1504
1505 if (constant) {
1506 Perl_dump_indent(aTHX_ level, file, " XSUBANY = 0x%"UVxf
1507 " (CONST SV)\n",
1508 PTR2UV(CvXSUBANY(sv).any_ptr));
1509 do_sv_dump(level+1, file, constant, nest+1, maxnest, dumpops,
1510 pvlim);
1511 } else {
1512 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %"IVdf"\n",
1513 (IV)CvXSUBANY(sv).any_i32);
1514 }
1515 }
1516 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
1517 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
1518 Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
1519 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
1520 Perl_dump_indent(aTHX_ level, file, " OUTSIDE_SEQ = %"UVuf"\n", (UV)CvOUTSIDE_SEQ(sv));
1521 if (type == SVt_PVFM)
1522 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
1523 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
1524 if (nest < maxnest) {
1525 do_dump_pad(level+1, file, CvPADLIST(sv), 0);
1526 }
1527 {
1528 const CV *outside = CvOUTSIDE(sv);
1529 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n",
1530 PTR2UV(outside),
1531 (!outside ? "null"
1532 : CvANON(outside) ? "ANON"
1533 : (outside == PL_main_cv) ? "MAIN"
1534 : CvUNIQUE(outside) ? "UNIQUE"
1535 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1536 }
1537 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1538 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1539 break;
1540 case SVt_PVGV: case SVt_PVLV:
1541 if (type == SVt_PVLV) {
1542 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
1543 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
1544 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
1545 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
1546 if (LvTYPE(sv) != 't' && LvTYPE(sv) != 'T')
1547 do_sv_dump(level+1, file, LvTARG(sv), nest+1, maxnest,
1548 dumpops, pvlim);
1549 }
1550 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
1551 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
1552 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
1553 Perl_dump_indent(aTHX_ level, file, " GP = 0x%"UVxf"\n", PTR2UV(GvGP(sv)));
1554 if (!GvGP(sv))
1555 break;
1556 Perl_dump_indent(aTHX_ level, file, " SV = 0x%"UVxf"\n", PTR2UV(GvSV(sv)));
1557 Perl_dump_indent(aTHX_ level, file, " REFCNT = %"IVdf"\n", (IV)GvREFCNT(sv));
1558 Perl_dump_indent(aTHX_ level, file, " IO = 0x%"UVxf"\n", PTR2UV(GvIOp(sv)));
1559 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%"UVxf" \n", PTR2UV(GvFORM(sv)));
1560 Perl_dump_indent(aTHX_ level, file, " AV = 0x%"UVxf"\n", PTR2UV(GvAV(sv)));
1561 Perl_dump_indent(aTHX_ level, file, " HV = 0x%"UVxf"\n", PTR2UV(GvHV(sv)));
1562 Perl_dump_indent(aTHX_ level, file, " CV = 0x%"UVxf"\n", PTR2UV(GvCV(sv)));
1563 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%"UVxf"\n", (UV)GvCVGEN(sv));
1564 Perl_dump_indent(aTHX_ level, file, " LINE = %"IVdf"\n", (IV)GvLINE(sv));
1565 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", GvFILE(sv));
1566 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)GvFLAGS(sv));
1567 do_gv_dump (level, file, " EGV", GvEGV(sv));
1568 break;
1569 case SVt_PVIO:
1570 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%"UVxf"\n", PTR2UV(IoIFP(sv)));
1571 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%"UVxf"\n", PTR2UV(IoOFP(sv)));
1572 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%"UVxf"\n", PTR2UV(IoDIRP(sv)));
1573 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)IoLINES(sv));
1574 Perl_dump_indent(aTHX_ level, file, " PAGE = %"IVdf"\n", (IV)IoPAGE(sv));
1575 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %"IVdf"\n", (IV)IoPAGE_LEN(sv));
1576 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %"IVdf"\n", (IV)IoLINES_LEFT(sv));
1577 if (IoTOP_NAME(sv))
1578 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
1579 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
1580 if (IoFMT_NAME(sv))
1581 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
1582 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
1583 if (IoBOTTOM_NAME(sv))
1584 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
1585 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
1586 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %"IVdf"\n", (IV)IoSUBPROCESS(sv));
1587 if (isPRINT(IoTYPE(sv)))
1588 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
1589 else
1590 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
1591 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv));
1592 break;
1593 }
1594 SvREFCNT_dec(d);
1595}
1596
1597void
1598Perl_sv_dump(pTHX_ SV *sv)
1599{
1600 dVAR;
1601 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
1602}
1603
1604int
1605Perl_runops_debug(pTHX)
1606{
1607 dVAR;
1608 if (!PL_op) {
1609 if (ckWARN_d(WARN_DEBUGGING))
1610 Perl_warner(aTHX_ packWARN(WARN_DEBUGGING), "NULL OP IN RUN");
1611 return 0;
1612 }
1613
1614 DEBUG_l(Perl_deb(aTHX_ "Entering new RUNOPS level\n"));
1615 do {
1616 PERL_ASYNC_CHECK();
1617 if (PL_debug) {
1618 if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
1619 PerlIO_printf(Perl_debug_log,
1620 "WARNING: %"UVxf" changed from %"UVxf" to %"UVxf"\n",
1621 PTR2UV(PL_watchaddr), PTR2UV(PL_watchok),
1622 PTR2UV(*PL_watchaddr));
1623 if (DEBUG_s_TEST_) {
1624 if (DEBUG_v_TEST_) {
1625 PerlIO_printf(Perl_debug_log, "\n");
1626 deb_stack_all();
1627 }
1628 else
1629 debstack();
1630 }
1631
1632
1633 if (DEBUG_t_TEST_) debop(PL_op);
1634 if (DEBUG_P_TEST_) debprof(PL_op);
1635 }
1636 } while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX)));
1637 DEBUG_l(Perl_deb(aTHX_ "leaving RUNOPS level\n"));
1638
1639 TAINT_NOT;
1640 return 0;
1641}
1642
1643I32
1644Perl_debop(pTHX_ const OP *o)
1645{
1646 dVAR;
1647 if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
1648 return 0;
1649
1650 Perl_deb(aTHX_ "%s", OP_NAME(o));
1651 switch (o->op_type) {
1652 case OP_CONST:
1653 PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo_sv));
1654 break;
1655 case OP_GVSV:
1656 case OP_GV:
1657 if (cGVOPo_gv) {
1658 SV *sv = newSV(0);
1659 gv_fullname3(sv, cGVOPo_gv, NULL);
1660 PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen_const(sv));
1661 SvREFCNT_dec(sv);
1662 }
1663 else
1664 PerlIO_printf(Perl_debug_log, "(NULL)");
1665 break;
1666 case OP_PADSV:
1667 case OP_PADAV:
1668 case OP_PADHV:
1669 {
1670 /* print the lexical's name */
1671 CV *cv = deb_curcv(cxstack_ix);
1672 SV *sv;
1673 if (cv) {
1674 AV * const padlist = CvPADLIST(cv);
1675 AV * const comppad = (AV*)(*av_fetch(padlist, 0, FALSE));
1676 sv = *av_fetch(comppad, o->op_targ, FALSE);
1677 } else
1678 sv = NULL;
1679 if (sv)
1680 PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen_const(sv));
1681 else
1682 PerlIO_printf(Perl_debug_log, "[%"UVuf"]", (UV)o->op_targ);
1683 }
1684 break;
1685 default:
1686 break;
1687 }
1688 PerlIO_printf(Perl_debug_log, "\n");
1689 return 0;
1690}
1691
1692STATIC CV*
1693S_deb_curcv(pTHX_ I32 ix)
1694{
1695 dVAR;
1696 const PERL_CONTEXT *cx = &cxstack[ix];
1697 if (CxTYPE(cx) == CXt_SUB || CxTYPE(cx) == CXt_FORMAT)
1698 return cx->blk_sub.cv;
1699 else if (CxTYPE(cx) == CXt_EVAL && !CxTRYBLOCK(cx))
1700 return PL_compcv;
1701 else if (ix == 0 && PL_curstackinfo->si_type == PERLSI_MAIN)
1702 return PL_main_cv;
1703 else if (ix <= 0)
1704 return NULL;
1705 else
1706 return deb_curcv(ix - 1);
1707}
1708
1709void
1710Perl_watch(pTHX_ char **addr)
1711{
1712 dVAR;
1713 PL_watchaddr = addr;
1714 PL_watchok = *addr;
1715 PerlIO_printf(Perl_debug_log, "WATCHING, %"UVxf" is currently %"UVxf"\n",
1716 PTR2UV(PL_watchaddr), PTR2UV(PL_watchok));
1717}
1718
1719STATIC void
1720S_debprof(pTHX_ const OP *o)
1721{
1722 dVAR;
1723 if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
1724 return;
1725 if (!PL_profiledata)
1726 Newxz(PL_profiledata, MAXO, U32);
1727 ++PL_profiledata[o->op_type];
1728}
1729
1730void
1731Perl_debprofdump(pTHX)
1732{
1733 dVAR;
1734 unsigned i;
1735 if (!PL_profiledata)
1736 return;
1737 for (i = 0; i < MAXO; i++) {
1738 if (PL_profiledata[i])
1739 PerlIO_printf(Perl_debug_log,
1740 "%5lu %s\n", (unsigned long)PL_profiledata[i],
1741 PL_op_name[i]);
1742 }
1743}
1744
1745/*
1746 * Local variables:
1747 * c-indentation-style: bsd
1748 * c-basic-offset: 4
1749 * indent-tabs-mode: t
1750 * End:
1751 *
1752 * ex: set ts=8 sts=4 sw=4 noet:
1753 */
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