3 * Copyright (c) 1991-1999, 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%x %d)\n",
82 (long)CvXSUB(GvCV(gv)),
83 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", *pv);
136 Perl_sv_catpvf(aTHX_ sv, "\\%o", *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 = %d\n", 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");
490 else if (o->op_type == OP_CONST) {
491 if (o->op_private & OPpCONST_BARE)
492 sv_catpv(tmpsv, ",BARE");
493 if (o->op_private & OPpCONST_STRICT)
494 sv_catpv(tmpsv, ",STRICT");
496 else if (o->op_type == OP_FLIP) {
497 if (o->op_private & OPpFLIP_LINENUM)
498 sv_catpv(tmpsv, ",LINENUM");
500 else if (o->op_type == OP_FLOP) {
501 if (o->op_private & OPpFLIP_LINENUM)
502 sv_catpv(tmpsv, ",LINENUM");
503 } else if (o->op_type == OP_RV2CV) {
504 if (o->op_private & OPpLVAL_INTRO)
505 sv_catpv(tmpsv, ",INTRO");
507 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
508 sv_catpv(tmpsv, ",INTRO");
510 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
514 switch (o->op_type) {
519 Perl_dump_indent(aTHX_ level, file, "PADIX = %d\n", cPADOPo->op_padix);
522 SV *tmpsv = NEWSV(0,0);
525 gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, Nullch);
526 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
530 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
534 case OP_METHOD_NAMED:
535 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
541 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
542 if (cCOPo->cop_label)
543 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",cCOPo->cop_label);
546 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
547 if (cLOOPo->op_redoop)
548 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
550 PerlIO_printf(file, "DONE\n");
551 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
552 if (cLOOPo->op_nextop)
553 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
555 PerlIO_printf(file, "DONE\n");
556 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
557 if (cLOOPo->op_lastop)
558 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
560 PerlIO_printf(file, "DONE\n");
568 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
569 if (cLOGOPo->op_other)
570 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
572 PerlIO_printf(file, "DONE\n");
578 do_pmop_dump(level, file, cPMOPo);
586 if (o->op_private & OPpREFCOUNTED)
587 Perl_dump_indent(aTHX_ level, file, "REFCNT = %"UVuf"\n", (UV)o->op_targ);
592 if (o->op_flags & OPf_KIDS) {
594 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
595 do_op_dump(level, file, kid);
597 Perl_dump_indent(aTHX_ level-1, file, "}\n");
601 Perl_op_dump(pTHX_ OP *o)
603 do_op_dump(0, Perl_debug_log, o);
607 Perl_gv_dump(pTHX_ GV *gv)
612 PerlIO_printf(Perl_debug_log, "{}\n");
616 PerlIO_printf(Perl_debug_log, "{\n");
617 gv_fullname3(sv, gv, Nullch);
618 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
619 if (gv != GvEGV(gv)) {
620 gv_efullname3(sv, GvEGV(gv), Nullch);
621 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
623 PerlIO_putc(Perl_debug_log, '\n');
624 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
628 Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
630 for (; mg; mg = mg->mg_moremagic) {
631 Perl_dump_indent(aTHX_ level, file,
632 " MAGIC = 0x%"UVxf"\n", PTR2UV(mg));
633 if (mg->mg_virtual) {
634 MGVTBL *v = mg->mg_virtual;
636 if (v == &PL_vtbl_sv) s = "sv";
637 else if (v == &PL_vtbl_env) s = "env";
638 else if (v == &PL_vtbl_envelem) s = "envelem";
639 else if (v == &PL_vtbl_sig) s = "sig";
640 else if (v == &PL_vtbl_sigelem) s = "sigelem";
641 else if (v == &PL_vtbl_pack) s = "pack";
642 else if (v == &PL_vtbl_packelem) s = "packelem";
643 else if (v == &PL_vtbl_dbline) s = "dbline";
644 else if (v == &PL_vtbl_isa) s = "isa";
645 else if (v == &PL_vtbl_arylen) s = "arylen";
646 else if (v == &PL_vtbl_glob) s = "glob";
647 else if (v == &PL_vtbl_mglob) s = "mglob";
648 else if (v == &PL_vtbl_nkeys) s = "nkeys";
649 else if (v == &PL_vtbl_taint) s = "taint";
650 else if (v == &PL_vtbl_substr) s = "substr";
651 else if (v == &PL_vtbl_vec) s = "vec";
652 else if (v == &PL_vtbl_pos) s = "pos";
653 else if (v == &PL_vtbl_bm) s = "bm";
654 else if (v == &PL_vtbl_fm) s = "fm";
655 else if (v == &PL_vtbl_uvar) s = "uvar";
656 else if (v == &PL_vtbl_defelem) s = "defelem";
657 #ifdef USE_LOCALE_COLLATE
658 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
660 else if (v == &PL_vtbl_amagic) s = "amagic";
661 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
662 else if (v == &PL_vtbl_backref) s = "backref";
664 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
666 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%"UVxf"\n", PTR2UV(v));
669 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
672 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
674 if (isPRINT(mg->mg_type))
675 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
677 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
680 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
681 if (mg->mg_flags & MGf_TAINTEDDIR)
682 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
683 if (mg->mg_flags & MGf_REFCOUNTED)
684 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
685 if (mg->mg_flags & MGf_GSKIP)
686 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
687 if (mg->mg_flags & MGf_MINMATCH)
688 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
691 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
692 if (mg->mg_flags & MGf_REFCOUNTED)
693 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
696 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %d\n", mg->mg_len);
698 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
699 if (mg->mg_len >= 0) {
700 SV *sv = newSVpvn("", 0);
701 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
704 else if (mg->mg_len == HEf_SVKEY) {
705 PerlIO_puts(file, " => HEf_SVKEY\n");
706 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
710 PerlIO_puts(file, " ???? - please notify IZ");
711 PerlIO_putc(file, '\n');
717 Perl_magic_dump(pTHX_ MAGIC *mg)
719 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
723 Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
725 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
726 if (sv && HvNAME(sv))
727 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
729 PerlIO_putc(file, '\n');
733 Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
735 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
736 if (sv && GvNAME(sv))
737 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
739 PerlIO_putc(file, '\n');
743 Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
745 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
746 if (sv && GvNAME(sv)) {
747 PerlIO_printf(file, "\t\"");
748 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
749 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
750 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
753 PerlIO_putc(file, '\n');
757 Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
760 SV *d = sv_newmortal();
767 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
774 Perl_sv_setpvf(aTHX_ d,
775 "(0x%"UVxf") at 0x%"UVxf"\n%*s REFCNT = %"IVdf"\n%*s FLAGS = (",
776 PTR2UV(SvANY(sv)), PTR2UV(sv),
777 PL_dumpindent*level, "", (IV)SvREFCNT(sv),
778 PL_dumpindent*level, "");
780 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
781 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
782 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
783 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
784 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
785 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
786 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
787 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
789 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
790 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
791 if (flags & SVf_POK) sv_catpv(d, "POK,");
792 if (flags & SVf_ROK) {
794 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
796 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
797 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
798 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
800 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
801 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
802 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
803 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
804 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
809 if (CvANON(sv)) sv_catpv(d, "ANON,");
810 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
811 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
812 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
813 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
814 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
817 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
818 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
821 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
822 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
823 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
824 if (GvIMPORTED(sv)) {
825 sv_catpv(d, "IMPORT");
826 if (GvIMPORTED(sv) == GVf_IMPORTED)
830 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
831 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
832 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
833 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
839 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
840 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
843 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
844 if (SvVALID(sv)) sv_catpv(d, "VALID,");
848 if (*(SvEND(d) - 1) == ',')
849 SvPVX(d)[--SvCUR(d)] = '\0';
853 Perl_dump_indent(aTHX_ level, file, "SV = ");
856 PerlIO_printf(file, "NULL%s\n", s);
859 PerlIO_printf(file, "IV%s\n", s);
862 PerlIO_printf(file, "NV%s\n", s);
865 PerlIO_printf(file, "RV%s\n", s);
868 PerlIO_printf(file, "PV%s\n", s);
871 PerlIO_printf(file, "PVIV%s\n", s);
874 PerlIO_printf(file, "PVNV%s\n", s);
877 PerlIO_printf(file, "PVBM%s\n", s);
880 PerlIO_printf(file, "PVMG%s\n", s);
883 PerlIO_printf(file, "PVLV%s\n", s);
886 PerlIO_printf(file, "PVAV%s\n", s);
889 PerlIO_printf(file, "PVHV%s\n", s);
892 PerlIO_printf(file, "PVCV%s\n", s);
895 PerlIO_printf(file, "PVGV%s\n", s);
898 PerlIO_printf(file, "PVFM%s\n", s);
901 PerlIO_printf(file, "PVIO%s\n", s);
904 PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s);
907 if (type >= SVt_PVIV || type == SVt_IV) {
909 Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
911 Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
913 PerlIO_printf(file, " (OFFSET)");
914 PerlIO_putc(file, '\n');
916 if (type >= SVt_PVNV || type == SVt_NV) {
917 RESTORE_NUMERIC_STANDARD();
918 /* %Vg doesn't work? --jhi */
919 #ifdef USE_LONG_DOUBLE
920 Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv));
922 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
924 RESTORE_NUMERIC_LOCAL();
927 Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
929 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
934 if (type <= SVt_PVLV) {
936 Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX(sv)));
938 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
939 PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
940 Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
941 Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
944 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
946 if (type >= SVt_PVMG) {
948 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
950 do_hv_dump(level, file, " STASH", SvSTASH(sv));
954 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
955 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
956 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
957 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
958 /* XXX level+1 ??? */
959 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
962 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
963 if (AvARRAY(sv) != AvALLOC(sv)) {
964 PerlIO_printf(file, " (offset=%"IVdf")\n", (IV)(AvARRAY(sv) - AvALLOC(sv)));
965 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%"UVxf"\n", PTR2UV(AvALLOC(sv)));
968 PerlIO_putc(file, '\n');
969 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)AvFILLp(sv));
970 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)AvMAX(sv));
971 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%"UVxf"\n", PTR2UV(AvARYLEN(sv)));
974 if (flags & AVf_REAL) sv_catpv(d, ",REAL");
975 if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
976 if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
977 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
978 if (nest < maxnest && av_len((AV*)sv) >= 0) {
980 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
981 SV** elt = av_fetch((AV*)sv,count,0);
983 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count);
985 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
990 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(HvARRAY(sv)));
991 if (HvARRAY(sv) && HvKEYS(sv)) {
992 /* Show distribution of HEs in the ARRAY */
994 #define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
997 U32 pow2 = 2, keys = HvKEYS(sv);
1000 PerlIO_printf(file, " (");
1001 Zero(freq, FREQ_MAX + 1, int);
1002 for (i = 0; i <= HvMAX(sv); i++) {
1003 HE* h; int count = 0;
1004 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
1006 if (count > FREQ_MAX)
1012 for (i = 0; i <= max; i++) {
1014 PerlIO_printf(file, "%d%s:%d", i,
1015 (i == FREQ_MAX) ? "+" : "",
1018 PerlIO_printf(file, ", ");
1021 PerlIO_putc(file, ')');
1022 /* Now calculate quality wrt theoretical value */
1023 for (i = max; i > 0; i--) { /* Precision: count down. */
1024 sum += freq[i] * i * i;
1026 while (keys = keys >> 1)
1028 /* Approximate by Poisson distribution */
1029 theoret = HvKEYS(sv);
1030 theoret += theoret * theoret/pow2;
1031 PerlIO_putc(file, '\n');
1032 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1f%%", theoret/sum*100);
1034 PerlIO_putc(file, '\n');
1035 Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv));
1036 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)HvFILL(sv));
1037 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)HvMAX(sv));
1038 Perl_dump_indent(aTHX_ level, file, " RITER = %"IVdf"\n", (IV)HvRITER(sv));
1039 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%"UVxf"\n", PTR2UV(HvEITER(sv)));
1041 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%"UVxf"\n", PTR2UV(HvPMROOT(sv)));
1043 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
1044 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1047 int count = maxnest - nest;
1050 while ((he = hv_iternext(hv)) && count--) {
1054 U32 hash = HeHASH(he);
1056 key = hv_iterkey(he, &len);
1057 elt = hv_iterval(hv, he);
1058 Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%"UVxf"\n", pv_display(d, key, len, 0, pvlim), (UV)hash);
1059 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1061 hv_iterinit(hv); /* Return to status quo */
1066 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
1069 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1071 Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)CvSTART(sv)->op_seq);
1072 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n", PTR2UV(CvROOT(sv)));
1073 if (CvROOT(sv) && dumpops)
1074 do_op_dump(level+1, file, CvROOT(sv));
1075 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%"UVxf"\n", PTR2UV(CvXSUB(sv)));
1076 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %"IVdf"\n", (IV)CvXSUBANY(sv).any_i32);
1077 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
1078 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
1079 Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
1081 Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%"UVxf"\n", PTR2UV(CvMUTEXP(sv)));
1082 Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%"UVxf"\n", PTR2UV(CvOWNER(sv)));
1083 #endif /* USE_THREADS */
1084 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", CvFLAGS(sv));
1085 if (type == SVt_PVFM)
1086 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
1087 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
1088 if (nest < maxnest && CvPADLIST(sv)) {
1089 AV* padlist = CvPADLIST(sv);
1090 AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
1091 AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
1092 SV** pname = AvARRAY(pad_name);
1093 SV** ppad = AvARRAY(pad);
1096 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
1097 if (SvPOK(pname[ix]))
1098 Perl_dump_indent(aTHX_ level,
1099 /* %5d below is enough whitespace. */
1101 "%5d. 0x%"UVxf" (%s\"%s\" %"IVdf"-%"IVdf")\n",
1102 ix, PTR2UV(ppad[ix]),
1103 SvFAKE(pname[ix]) ? "FAKE " : "",
1105 (IV)SvNVX(pname[ix]),
1106 (IV)SvIVX(pname[ix]));
1110 CV *outside = CvOUTSIDE(sv);
1111 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n",
1114 : CvANON(outside) ? "ANON"
1115 : (outside == PL_main_cv) ? "MAIN"
1116 : CvUNIQUE(outside) ? "UNIQUE"
1117 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1119 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1120 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1123 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
1124 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
1125 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
1126 Perl_dump_indent(aTHX_ level, file, " GP = 0x%"UVxf"\n", PTR2UV(GvGP(sv)));
1127 Perl_dump_indent(aTHX_ level, file, " SV = 0x%"UVxf"\n", PTR2UV(GvSV(sv)));
1128 Perl_dump_indent(aTHX_ level, file, " REFCNT = %"IVdf"\n", (IV)GvREFCNT(sv));
1129 Perl_dump_indent(aTHX_ level, file, " IO = 0x%"UVxf"\n", PTR2UV(GvIOp(sv)));
1130 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%"UVxf" \n", PTR2UV(GvFORM(sv)));
1131 Perl_dump_indent(aTHX_ level, file, " AV = 0x%"UVxf"\n", PTR2UV(GvAV(sv)));
1132 Perl_dump_indent(aTHX_ level, file, " HV = 0x%"UVxf"\n", PTR2UV(GvHV(sv)));
1133 Perl_dump_indent(aTHX_ level, file, " CV = 0x%"UVxf"\n", PTR2UV(GvCV(sv)));
1134 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%"UVxf"\n", (UV)GvCVGEN(sv));
1135 Perl_dump_indent(aTHX_ level, file, " GPFLAGS = 0x%"UVxf"\n", (UV)GvGPFLAGS(sv));
1136 Perl_dump_indent(aTHX_ level, file, " LINE = %"IVdf"\n", (IV)GvLINE(sv));
1137 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", GvFILE(sv));
1138 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)GvFLAGS(sv));
1139 do_gv_dump (level, file, " EGV", GvEGV(sv));
1142 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%"UVxf"\n", PTR2UV(IoIFP(sv)));
1143 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%"UVxf"\n", PTR2UV(IoOFP(sv)));
1144 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%"UVxf"\n", PTR2UV(IoDIRP(sv)));
1145 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)IoLINES(sv));
1146 Perl_dump_indent(aTHX_ level, file, " PAGE = %"IVdf"\n", (IV)IoPAGE(sv));
1147 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %"IVdf"\n", (IV)IoPAGE_LEN(sv));
1148 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %"IVdf"\n", (IV)IoLINES_LEFT(sv));
1150 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
1151 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
1153 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
1154 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
1155 if (IoBOTTOM_NAME(sv))
1156 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
1157 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
1158 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %"IVdf"\n", (IV)IoSUBPROCESS(sv));
1159 if (isPRINT(IoTYPE(sv)))
1160 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
1162 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
1163 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv));
1169 Perl_sv_dump(pTHX_ SV *sv)
1171 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);