3 * Copyright (c) 1991-2000, Larry Wall
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.
11 * "'You have talked long in your sleep, Frodo,' said Gandalf gently, 'and
12 * it has not been hard for me to read your mind and memory.'"
16 #define PERL_IN_DUMP_C
21 Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
25 dump_vindent(level, file, pat, &args);
30 Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
33 PerlIO_printf(file, "%*s", (int)(level*PL_dumpindent), "");
34 PerlIO_vprintf(file, pat, *args);
41 PerlIO_setlinebuf(Perl_debug_log);
43 op_dump(PL_main_root);
44 dump_packsubs(PL_defstash);
48 Perl_dump_packsubs(pTHX_ HV *stash)
56 for (i = 0; i <= (I32) HvMAX(stash); i++) {
57 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
58 GV *gv = (GV*)HeVAL(entry);
60 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
66 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
67 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
68 dump_packsubs(hv); /* nested package */
74 Perl_dump_sub(pTHX_ GV *gv)
76 SV *sv = sv_newmortal();
78 gv_fullname3(sv, gv, Nullch);
79 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
81 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%lx %d)\n",
82 (long)CvXSUB(GvCV(gv)),
83 (int)CvXSUBANY(GvCV(gv)).any_i32);
84 else if (CvROOT(GvCV(gv)))
85 op_dump(CvROOT(GvCV(gv)));
87 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
91 Perl_dump_form(pTHX_ GV *gv)
93 SV *sv = sv_newmortal();
95 gv_fullname3(sv, gv, Nullch);
96 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
97 if (CvROOT(GvFORM(gv)))
98 op_dump(CvROOT(GvFORM(gv)));
100 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
106 op_dump(PL_eval_root);
110 Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
113 int nul_terminated = len > cur && pv[cur] == '\0';
115 sv_setpvn(sv, "\"", 1);
116 for (; cur--; pv++) {
117 if (pvlim && SvCUR(sv) >= pvlim) {
123 case '\t': sv_catpvn(sv, "\\t", 2); break;
124 case '\n': sv_catpvn(sv, "\\n", 2); break;
125 case '\r': sv_catpvn(sv, "\\r", 2); break;
126 case '\f': sv_catpvn(sv, "\\f", 2); break;
127 case '"': sv_catpvn(sv, "\\\"", 2); break;
128 case '\\': sv_catpvn(sv, "\\\\", 2); break;
129 default: sv_catpvn(sv, pv, 1); break;
133 if (cur && isDIGIT(*(pv+1)))
134 Perl_sv_catpvf(aTHX_ sv, "\\%03o", (U8)*pv);
136 Perl_sv_catpvf(aTHX_ sv, "\\%o", (U8)*pv);
139 sv_catpvn(sv, "\"", 1);
141 sv_catpvn(sv, "...", 3);
143 sv_catpvn(sv, "\\0", 2);
149 Perl_sv_peek(pTHX_ SV *sv)
151 SV *t = sv_newmortal();
161 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
165 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
166 if (sv == &PL_sv_undef) {
167 sv_catpv(t, "SV_UNDEF");
168 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
169 SVs_GMG|SVs_SMG|SVs_RMG)) &&
173 else if (sv == &PL_sv_no) {
174 sv_catpv(t, "SV_NO");
175 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
176 SVs_GMG|SVs_SMG|SVs_RMG)) &&
177 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
184 sv_catpv(t, "SV_YES");
185 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
186 SVs_GMG|SVs_SMG|SVs_RMG)) &&
187 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
190 SvPVX(sv) && *SvPVX(sv) == '1' &&
196 else if (SvREFCNT(sv) == 0) {
202 if (SvCUR(t) + unref > 10) {
203 SvCUR(t) = unref + 3;
211 switch (SvTYPE(sv)) {
213 sv_catpv(t, "FREED");
217 sv_catpv(t, "UNDEF");
251 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
271 sv_catpv(t, "(null)");
273 SV *tmp = newSVpvn("", 0);
276 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
277 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
281 else if (SvNOKp(sv)) {
282 RESTORE_NUMERIC_STANDARD();
283 Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
284 RESTORE_NUMERIC_LOCAL();
286 else if (SvIOKp(sv)) {
288 Perl_sv_catpvf(aTHX_ t, "(%"UVuf")", (UV)SvUVX(sv));
290 Perl_sv_catpvf(aTHX_ t, "(%"IVdf")", (IV)SvIVX(sv));
304 Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm)
309 Perl_dump_indent(aTHX_ level, file, "{}\n");
312 Perl_dump_indent(aTHX_ level, file, "{\n");
314 if (pm->op_pmflags & PMf_ONCE)
319 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
320 ch, pm->op_pmregexp->precomp, ch,
321 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
323 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
324 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
325 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
326 op_dump(pm->op_pmreplroot);
328 if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
329 SV *tmpsv = newSVpvn("", 0);
330 if (pm->op_pmdynflags & PMdf_USED)
331 sv_catpv(tmpsv, ",USED");
332 if (pm->op_pmdynflags & PMdf_TAINTED)
333 sv_catpv(tmpsv, ",TAINTED");
334 if (pm->op_pmflags & PMf_ONCE)
335 sv_catpv(tmpsv, ",ONCE");
336 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
337 && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
338 sv_catpv(tmpsv, ",SCANFIRST");
339 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
340 && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
341 sv_catpv(tmpsv, ",ALL");
342 if (pm->op_pmflags & PMf_SKIPWHITE)
343 sv_catpv(tmpsv, ",SKIPWHITE");
344 if (pm->op_pmflags & PMf_CONST)
345 sv_catpv(tmpsv, ",CONST");
346 if (pm->op_pmflags & PMf_KEEP)
347 sv_catpv(tmpsv, ",KEEP");
348 if (pm->op_pmflags & PMf_GLOBAL)
349 sv_catpv(tmpsv, ",GLOBAL");
350 if (pm->op_pmflags & PMf_CONTINUE)
351 sv_catpv(tmpsv, ",CONTINUE");
352 if (pm->op_pmflags & PMf_RETAINT)
353 sv_catpv(tmpsv, ",RETAINT");
354 if (pm->op_pmflags & PMf_EVAL)
355 sv_catpv(tmpsv, ",EVAL");
356 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
360 Perl_dump_indent(aTHX_ level-1, file, "}\n");
364 Perl_pmop_dump(pTHX_ PMOP *pm)
366 do_pmop_dump(0, Perl_debug_log, pm);
370 Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o)
374 Perl_dump_indent(aTHX_ level, file, "{\n");
377 PerlIO_printf(file, "%-4d", o->op_seq);
379 PerlIO_printf(file, " ");
381 "%*sTYPE = %s ===> ",
382 (int)(PL_dumpindent*level-4), "", PL_op_name[o->op_type]);
385 PerlIO_printf(file, "%d\n", o->op_next->op_seq);
387 PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
390 PerlIO_printf(file, "DONE\n");
392 if (o->op_type == OP_NULL)
393 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
395 Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
398 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%"UVxf" => 0x%"UVxf"\n", (UV)o, (UV)o->op_next);
401 SV *tmpsv = newSVpvn("", 0);
402 switch (o->op_flags & OPf_WANT) {
404 sv_catpv(tmpsv, ",VOID");
406 case OPf_WANT_SCALAR:
407 sv_catpv(tmpsv, ",SCALAR");
410 sv_catpv(tmpsv, ",LIST");
413 sv_catpv(tmpsv, ",UNKNOWN");
416 if (o->op_flags & OPf_KIDS)
417 sv_catpv(tmpsv, ",KIDS");
418 if (o->op_flags & OPf_PARENS)
419 sv_catpv(tmpsv, ",PARENS");
420 if (o->op_flags & OPf_STACKED)
421 sv_catpv(tmpsv, ",STACKED");
422 if (o->op_flags & OPf_REF)
423 sv_catpv(tmpsv, ",REF");
424 if (o->op_flags & OPf_MOD)
425 sv_catpv(tmpsv, ",MOD");
426 if (o->op_flags & OPf_SPECIAL)
427 sv_catpv(tmpsv, ",SPECIAL");
428 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
432 SV *tmpsv = newSVpvn("", 0);
433 if (o->op_type == OP_AASSIGN) {
434 if (o->op_private & OPpASSIGN_COMMON)
435 sv_catpv(tmpsv, ",COMMON");
437 else if (o->op_type == OP_SASSIGN) {
438 if (o->op_private & OPpASSIGN_BACKWARDS)
439 sv_catpv(tmpsv, ",BACKWARDS");
441 else if (o->op_type == OP_TRANS) {
442 if (o->op_private & OPpTRANS_SQUASH)
443 sv_catpv(tmpsv, ",SQUASH");
444 if (o->op_private & OPpTRANS_DELETE)
445 sv_catpv(tmpsv, ",DELETE");
446 if (o->op_private & OPpTRANS_COMPLEMENT)
447 sv_catpv(tmpsv, ",COMPLEMENT");
449 else if (o->op_type == OP_REPEAT) {
450 if (o->op_private & OPpREPEAT_DOLIST)
451 sv_catpv(tmpsv, ",DOLIST");
453 else if (o->op_type == OP_ENTERSUB ||
454 o->op_type == OP_RV2SV ||
455 o->op_type == OP_RV2AV ||
456 o->op_type == OP_RV2HV ||
457 o->op_type == OP_RV2GV ||
458 o->op_type == OP_AELEM ||
459 o->op_type == OP_HELEM )
461 if (o->op_type == OP_ENTERSUB) {
462 if (o->op_private & OPpENTERSUB_AMPER)
463 sv_catpv(tmpsv, ",AMPER");
464 if (o->op_private & OPpENTERSUB_DB)
465 sv_catpv(tmpsv, ",DB");
466 if (o->op_private & OPpENTERSUB_HASTARG)
467 sv_catpv(tmpsv, ",HASTARG");
470 switch (o->op_private & OPpDEREF) {
472 sv_catpv(tmpsv, ",SV");
475 sv_catpv(tmpsv, ",AV");
478 sv_catpv(tmpsv, ",HV");
481 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
482 if (o->op_private & OPpLVAL_DEFER)
483 sv_catpv(tmpsv, ",LVAL_DEFER");
486 if (o->op_private & HINT_STRICT_REFS)
487 sv_catpv(tmpsv, ",STRICT_REFS");
488 if (o->op_private & OPpOUR_INTRO)
489 sv_catpv(tmpsv, ",OUR_INTRO");
492 else if (o->op_type == OP_CONST) {
493 if (o->op_private & OPpCONST_BARE)
494 sv_catpv(tmpsv, ",BARE");
495 if (o->op_private & OPpCONST_STRICT)
496 sv_catpv(tmpsv, ",STRICT");
498 else if (o->op_type == OP_FLIP) {
499 if (o->op_private & OPpFLIP_LINENUM)
500 sv_catpv(tmpsv, ",LINENUM");
502 else if (o->op_type == OP_FLOP) {
503 if (o->op_private & OPpFLIP_LINENUM)
504 sv_catpv(tmpsv, ",LINENUM");
505 } else if (o->op_type == OP_RV2CV) {
506 if (o->op_private & OPpLVAL_INTRO)
507 sv_catpv(tmpsv, ",INTRO");
509 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
510 sv_catpv(tmpsv, ",INTRO");
512 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
516 switch (o->op_type) {
521 Perl_dump_indent(aTHX_ level, file, "PADIX = %d\n", cPADOPo->op_padix);
524 SV *tmpsv = NEWSV(0,0);
527 gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, Nullch);
528 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
532 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
536 case OP_METHOD_NAMED:
537 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
543 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
544 if (CopSTASHPV(cCOPo))
545 Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
547 if (cCOPo->cop_label)
548 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
552 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
553 if (cLOOPo->op_redoop)
554 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
556 PerlIO_printf(file, "DONE\n");
557 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
558 if (cLOOPo->op_nextop)
559 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
561 PerlIO_printf(file, "DONE\n");
562 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
563 if (cLOOPo->op_lastop)
564 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
566 PerlIO_printf(file, "DONE\n");
574 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
575 if (cLOGOPo->op_other)
576 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
578 PerlIO_printf(file, "DONE\n");
584 do_pmop_dump(level, file, cPMOPo);
592 if (o->op_private & OPpREFCOUNTED)
593 Perl_dump_indent(aTHX_ level, file, "REFCNT = %"UVuf"\n", (UV)o->op_targ);
598 if (o->op_flags & OPf_KIDS) {
600 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
601 do_op_dump(level, file, kid);
603 Perl_dump_indent(aTHX_ level-1, file, "}\n");
607 Perl_op_dump(pTHX_ OP *o)
609 do_op_dump(0, Perl_debug_log, o);
613 Perl_gv_dump(pTHX_ GV *gv)
618 PerlIO_printf(Perl_debug_log, "{}\n");
622 PerlIO_printf(Perl_debug_log, "{\n");
623 gv_fullname3(sv, gv, Nullch);
624 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
625 if (gv != GvEGV(gv)) {
626 gv_efullname3(sv, GvEGV(gv), Nullch);
627 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
629 PerlIO_putc(Perl_debug_log, '\n');
630 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
634 Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
636 for (; mg; mg = mg->mg_moremagic) {
637 Perl_dump_indent(aTHX_ level, file,
638 " MAGIC = 0x%"UVxf"\n", PTR2UV(mg));
639 if (mg->mg_virtual) {
640 MGVTBL *v = mg->mg_virtual;
642 if (v == &PL_vtbl_sv) s = "sv";
643 else if (v == &PL_vtbl_env) s = "env";
644 else if (v == &PL_vtbl_envelem) s = "envelem";
645 else if (v == &PL_vtbl_sig) s = "sig";
646 else if (v == &PL_vtbl_sigelem) s = "sigelem";
647 else if (v == &PL_vtbl_pack) s = "pack";
648 else if (v == &PL_vtbl_packelem) s = "packelem";
649 else if (v == &PL_vtbl_dbline) s = "dbline";
650 else if (v == &PL_vtbl_isa) s = "isa";
651 else if (v == &PL_vtbl_arylen) s = "arylen";
652 else if (v == &PL_vtbl_glob) s = "glob";
653 else if (v == &PL_vtbl_mglob) s = "mglob";
654 else if (v == &PL_vtbl_nkeys) s = "nkeys";
655 else if (v == &PL_vtbl_taint) s = "taint";
656 else if (v == &PL_vtbl_substr) s = "substr";
657 else if (v == &PL_vtbl_vec) s = "vec";
658 else if (v == &PL_vtbl_pos) s = "pos";
659 else if (v == &PL_vtbl_bm) s = "bm";
660 else if (v == &PL_vtbl_fm) s = "fm";
661 else if (v == &PL_vtbl_uvar) s = "uvar";
662 else if (v == &PL_vtbl_defelem) s = "defelem";
663 #ifdef USE_LOCALE_COLLATE
664 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
666 else if (v == &PL_vtbl_amagic) s = "amagic";
667 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
668 else if (v == &PL_vtbl_backref) s = "backref";
670 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
672 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%"UVxf"\n", PTR2UV(v));
675 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
678 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
680 if (isPRINT(mg->mg_type))
681 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
683 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
686 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
687 if (mg->mg_flags & MGf_TAINTEDDIR)
688 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
689 if (mg->mg_flags & MGf_REFCOUNTED)
690 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
691 if (mg->mg_flags & MGf_GSKIP)
692 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
693 if (mg->mg_flags & MGf_MINMATCH)
694 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
697 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
698 if (mg->mg_flags & MGf_REFCOUNTED)
699 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
702 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %ld\n", (long)mg->mg_len);
704 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
705 if (mg->mg_len >= 0) {
706 SV *sv = newSVpvn("", 0);
707 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
710 else if (mg->mg_len == HEf_SVKEY) {
711 PerlIO_puts(file, " => HEf_SVKEY\n");
712 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
716 PerlIO_puts(file, " ???? - please notify IZ");
717 PerlIO_putc(file, '\n');
723 Perl_magic_dump(pTHX_ MAGIC *mg)
725 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
729 Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
731 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
732 if (sv && HvNAME(sv))
733 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
735 PerlIO_putc(file, '\n');
739 Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
741 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
742 if (sv && GvNAME(sv))
743 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
745 PerlIO_putc(file, '\n');
749 Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
751 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
752 if (sv && GvNAME(sv)) {
753 PerlIO_printf(file, "\t\"");
754 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
755 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
756 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
759 PerlIO_putc(file, '\n');
763 Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
766 SV *d = sv_newmortal();
773 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
780 Perl_sv_setpvf(aTHX_ d,
781 "(0x%"UVxf") at 0x%"UVxf"\n%*s REFCNT = %"IVdf"\n%*s FLAGS = (",
782 PTR2UV(SvANY(sv)), PTR2UV(sv),
783 (int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv),
784 (int)(PL_dumpindent*level), "");
786 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
787 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
788 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
789 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
790 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
791 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
792 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
793 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
795 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
796 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
797 if (flags & SVf_POK) sv_catpv(d, "POK,");
798 if (flags & SVf_ROK) {
800 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
802 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
803 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
804 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
806 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
807 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
808 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
809 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
810 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
815 if (CvANON(sv)) sv_catpv(d, "ANON,");
816 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
817 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
818 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
819 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
820 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
823 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
824 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
827 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
828 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
829 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
830 if (GvIMPORTED(sv)) {
831 sv_catpv(d, "IMPORT");
832 if (GvIMPORTED(sv) == GVf_IMPORTED)
836 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
837 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
838 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
839 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
845 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
846 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
847 if (SvUTF8(sv)) sv_catpv(d, "UTF8");
850 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
851 if (SvVALID(sv)) sv_catpv(d, "VALID,");
855 if (*(SvEND(d) - 1) == ',')
856 SvPVX(d)[--SvCUR(d)] = '\0';
860 Perl_dump_indent(aTHX_ level, file, "SV = ");
863 PerlIO_printf(file, "NULL%s\n", s);
866 PerlIO_printf(file, "IV%s\n", s);
869 PerlIO_printf(file, "NV%s\n", s);
872 PerlIO_printf(file, "RV%s\n", s);
875 PerlIO_printf(file, "PV%s\n", s);
878 PerlIO_printf(file, "PVIV%s\n", s);
881 PerlIO_printf(file, "PVNV%s\n", s);
884 PerlIO_printf(file, "PVBM%s\n", s);
887 PerlIO_printf(file, "PVMG%s\n", s);
890 PerlIO_printf(file, "PVLV%s\n", s);
893 PerlIO_printf(file, "PVAV%s\n", s);
896 PerlIO_printf(file, "PVHV%s\n", s);
899 PerlIO_printf(file, "PVCV%s\n", s);
902 PerlIO_printf(file, "PVGV%s\n", s);
905 PerlIO_printf(file, "PVFM%s\n", s);
908 PerlIO_printf(file, "PVIO%s\n", s);
911 PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s);
914 if (type >= SVt_PVIV || type == SVt_IV) {
916 Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
918 Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
920 PerlIO_printf(file, " (OFFSET)");
921 PerlIO_putc(file, '\n');
923 if (type >= SVt_PVNV || type == SVt_NV) {
924 RESTORE_NUMERIC_STANDARD();
925 /* %Vg doesn't work? --jhi */
926 #ifdef USE_LONG_DOUBLE
927 Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv));
929 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
931 RESTORE_NUMERIC_LOCAL();
934 Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
936 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
941 if (type <= SVt_PVLV) {
943 Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX(sv)));
945 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
946 PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
947 Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
948 Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
951 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
953 if (type >= SVt_PVMG) {
955 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
957 do_hv_dump(level, file, " STASH", SvSTASH(sv));
961 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
962 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
963 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
964 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
965 /* XXX level+1 ??? */
966 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
969 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
970 if (AvARRAY(sv) != AvALLOC(sv)) {
971 PerlIO_printf(file, " (offset=%"IVdf")\n", (IV)(AvARRAY(sv) - AvALLOC(sv)));
972 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%"UVxf"\n", PTR2UV(AvALLOC(sv)));
975 PerlIO_putc(file, '\n');
976 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)AvFILLp(sv));
977 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)AvMAX(sv));
978 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%"UVxf"\n", PTR2UV(AvARYLEN(sv)));
981 if (flags & AVf_REAL) sv_catpv(d, ",REAL");
982 if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
983 if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
984 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
985 if (nest < maxnest && av_len((AV*)sv) >= 0) {
987 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
988 SV** elt = av_fetch((AV*)sv,count,0);
990 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count);
992 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
997 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(HvARRAY(sv)));
998 if (HvARRAY(sv) && HvKEYS(sv)) {
999 /* Show distribution of HEs in the ARRAY */
1001 #define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
1004 U32 pow2 = 2, keys = HvKEYS(sv);
1005 NV theoret, sum = 0;
1007 PerlIO_printf(file, " (");
1008 Zero(freq, FREQ_MAX + 1, int);
1009 for (i = 0; i <= HvMAX(sv); i++) {
1010 HE* h; int count = 0;
1011 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
1013 if (count > FREQ_MAX)
1019 for (i = 0; i <= max; i++) {
1021 PerlIO_printf(file, "%d%s:%d", i,
1022 (i == FREQ_MAX) ? "+" : "",
1025 PerlIO_printf(file, ", ");
1028 PerlIO_putc(file, ')');
1029 /* Now calculate quality wrt theoretical value */
1030 for (i = max; i > 0; i--) { /* Precision: count down. */
1031 sum += freq[i] * i * i;
1033 while (keys = keys >> 1)
1035 /* Approximate by Poisson distribution */
1036 theoret = HvKEYS(sv);
1037 theoret += theoret * theoret/pow2;
1038 PerlIO_putc(file, '\n');
1039 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1f%%", theoret/sum*100);
1041 PerlIO_putc(file, '\n');
1042 Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv));
1043 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)HvFILL(sv));
1044 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)HvMAX(sv));
1045 Perl_dump_indent(aTHX_ level, file, " RITER = %"IVdf"\n", (IV)HvRITER(sv));
1046 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%"UVxf"\n", PTR2UV(HvEITER(sv)));
1048 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%"UVxf"\n", PTR2UV(HvPMROOT(sv)));
1050 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
1051 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1054 int count = maxnest - nest;
1057 while ((he = hv_iternext(hv)) && count--) {
1061 U32 hash = HeHASH(he);
1063 key = hv_iterkey(he, &len);
1064 elt = hv_iterval(hv, he);
1065 Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%"UVxf"\n", pv_display(d, key, len, 0, pvlim), (UV)hash);
1066 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1068 hv_iterinit(hv); /* Return to status quo */
1073 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
1076 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1078 Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)CvSTART(sv)->op_seq);
1079 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n", PTR2UV(CvROOT(sv)));
1080 if (CvROOT(sv) && dumpops)
1081 do_op_dump(level+1, file, CvROOT(sv));
1082 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%"UVxf"\n", PTR2UV(CvXSUB(sv)));
1083 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %"IVdf"\n", (IV)CvXSUBANY(sv).any_i32);
1084 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
1085 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
1086 Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
1088 Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%"UVxf"\n", PTR2UV(CvMUTEXP(sv)));
1089 Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%"UVxf"\n", PTR2UV(CvOWNER(sv)));
1090 #endif /* USE_THREADS */
1091 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
1092 if (type == SVt_PVFM)
1093 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
1094 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
1095 if (nest < maxnest && CvPADLIST(sv)) {
1096 AV* padlist = CvPADLIST(sv);
1097 AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
1098 AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
1099 SV** pname = AvARRAY(pad_name);
1100 SV** ppad = AvARRAY(pad);
1103 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
1104 if (SvPOK(pname[ix]))
1105 Perl_dump_indent(aTHX_ level,
1106 /* %5d below is enough whitespace. */
1108 "%5d. 0x%"UVxf" (%s\"%s\" %"IVdf"-%"IVdf")\n",
1109 (int)ix, PTR2UV(ppad[ix]),
1110 SvFAKE(pname[ix]) ? "FAKE " : "",
1112 (IV)SvNVX(pname[ix]),
1113 (IV)SvIVX(pname[ix]));
1117 CV *outside = CvOUTSIDE(sv);
1118 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n",
1121 : CvANON(outside) ? "ANON"
1122 : (outside == PL_main_cv) ? "MAIN"
1123 : CvUNIQUE(outside) ? "UNIQUE"
1124 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1126 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1127 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1130 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
1131 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
1132 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
1133 Perl_dump_indent(aTHX_ level, file, " GP = 0x%"UVxf"\n", PTR2UV(GvGP(sv)));
1136 Perl_dump_indent(aTHX_ level, file, " SV = 0x%"UVxf"\n", PTR2UV(GvSV(sv)));
1137 Perl_dump_indent(aTHX_ level, file, " REFCNT = %"IVdf"\n", (IV)GvREFCNT(sv));
1138 Perl_dump_indent(aTHX_ level, file, " IO = 0x%"UVxf"\n", PTR2UV(GvIOp(sv)));
1139 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%"UVxf" \n", PTR2UV(GvFORM(sv)));
1140 Perl_dump_indent(aTHX_ level, file, " AV = 0x%"UVxf"\n", PTR2UV(GvAV(sv)));
1141 Perl_dump_indent(aTHX_ level, file, " HV = 0x%"UVxf"\n", PTR2UV(GvHV(sv)));
1142 Perl_dump_indent(aTHX_ level, file, " CV = 0x%"UVxf"\n", PTR2UV(GvCV(sv)));
1143 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%"UVxf"\n", (UV)GvCVGEN(sv));
1144 Perl_dump_indent(aTHX_ level, file, " GPFLAGS = 0x%"UVxf"\n", (UV)GvGPFLAGS(sv));
1145 Perl_dump_indent(aTHX_ level, file, " LINE = %"IVdf"\n", (IV)GvLINE(sv));
1146 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", GvFILE(sv));
1147 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)GvFLAGS(sv));
1148 do_gv_dump (level, file, " EGV", GvEGV(sv));
1151 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%"UVxf"\n", PTR2UV(IoIFP(sv)));
1152 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%"UVxf"\n", PTR2UV(IoOFP(sv)));
1153 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%"UVxf"\n", PTR2UV(IoDIRP(sv)));
1154 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)IoLINES(sv));
1155 Perl_dump_indent(aTHX_ level, file, " PAGE = %"IVdf"\n", (IV)IoPAGE(sv));
1156 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %"IVdf"\n", (IV)IoPAGE_LEN(sv));
1157 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %"IVdf"\n", (IV)IoLINES_LEFT(sv));
1159 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
1160 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
1162 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
1163 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
1164 if (IoBOTTOM_NAME(sv))
1165 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
1166 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
1167 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %"IVdf"\n", (IV)IoSUBPROCESS(sv));
1168 if (isPRINT(IoTYPE(sv)))
1169 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
1171 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
1172 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv));
1178 Perl_sv_dump(pTHX_ SV *sv)
1180 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);