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
20 #define DBL_DIG 15 /* A guess that works lots of places */
24 Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
30 PerlIO_printf(file, "%*s", level*PL_dumpindent, "");
31 PerlIO_vprintf(file, pat, args);
39 PerlIO_setlinebuf(Perl_debug_log);
41 op_dump(PL_main_root);
42 dump_packsubs(PL_defstash);
46 Perl_dump_packsubs(pTHX_ HV *stash)
54 for (i = 0; i <= (I32) HvMAX(stash); i++) {
55 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
56 GV *gv = (GV*)HeVAL(entry);
58 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
64 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
65 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
66 dump_packsubs(hv); /* nested package */
72 Perl_dump_sub(pTHX_ GV *gv)
74 SV *sv = sv_newmortal();
76 gv_fullname3(sv, gv, Nullch);
77 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
79 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%x %d)\n",
80 (long)CvXSUB(GvCV(gv)),
81 CvXSUBANY(GvCV(gv)).any_i32);
82 else if (CvROOT(GvCV(gv)))
83 op_dump(CvROOT(GvCV(gv)));
85 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
89 Perl_dump_form(pTHX_ GV *gv)
91 SV *sv = sv_newmortal();
93 gv_fullname3(sv, gv, Nullch);
94 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
95 if (CvROOT(GvFORM(gv)))
96 op_dump(CvROOT(GvFORM(gv)));
98 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
104 op_dump(PL_eval_root);
108 Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
111 int nul_terminated = len > cur && pv[cur] == '\0';
113 sv_setpvn(sv, "\"", 1);
114 for (; cur--; pv++) {
115 if (pvlim && SvCUR(sv) >= pvlim) {
121 case '\t': sv_catpvn(sv, "\\t", 2); break;
122 case '\n': sv_catpvn(sv, "\\n", 2); break;
123 case '\r': sv_catpvn(sv, "\\r", 2); break;
124 case '\f': sv_catpvn(sv, "\\f", 2); break;
125 case '"': sv_catpvn(sv, "\\\"", 2); break;
126 case '\\': sv_catpvn(sv, "\\\\", 2); break;
127 default: sv_catpvn(sv, pv, 1); break;
131 if (cur && isDIGIT(*(pv+1)))
132 Perl_sv_catpvf(aTHX_ sv, "\\%03o", *pv);
134 Perl_sv_catpvf(aTHX_ sv, "\\%o", *pv);
137 sv_catpvn(sv, "\"", 1);
139 sv_catpvn(sv, "...", 3);
141 sv_catpvn(sv, "\\0", 2);
147 Perl_sv_peek(pTHX_ SV *sv)
149 SV *t = sv_newmortal();
159 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
163 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
164 if (sv == &PL_sv_undef) {
165 sv_catpv(t, "SV_UNDEF");
166 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
167 SVs_GMG|SVs_SMG|SVs_RMG)) &&
171 else if (sv == &PL_sv_no) {
172 sv_catpv(t, "SV_NO");
173 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
174 SVs_GMG|SVs_SMG|SVs_RMG)) &&
175 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
182 sv_catpv(t, "SV_YES");
183 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
184 SVs_GMG|SVs_SMG|SVs_RMG)) &&
185 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
188 SvPVX(sv) && *SvPVX(sv) == '1' &&
194 else if (SvREFCNT(sv) == 0) {
200 if (SvCUR(t) + unref > 10) {
201 SvCUR(t) = unref + 3;
209 switch (SvTYPE(sv)) {
211 sv_catpv(t, "FREED");
215 sv_catpv(t, "UNDEF");
249 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
269 sv_catpv(t, "(null)");
271 SV *tmp = newSVpvn("", 0);
274 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
275 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
279 else if (SvNOKp(sv)) {
280 SET_NUMERIC_STANDARD();
281 Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
283 else if (SvIOKp(sv)) { /* XXXX: IV, UV? */
285 Perl_sv_catpvf(aTHX_ t, "(%lu)",(unsigned long)SvUVX(sv));
287 Perl_sv_catpvf(aTHX_ t, "(%ld)",(long)SvIVX(sv));
301 Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm)
306 Perl_dump_indent(aTHX_ level, file, "{}\n");
309 Perl_dump_indent(aTHX_ level, file, "{\n");
311 if (pm->op_pmflags & PMf_ONCE)
316 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
317 ch, pm->op_pmregexp->precomp, ch,
318 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
320 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
321 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
322 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
323 op_dump(pm->op_pmreplroot);
325 if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
326 SV *tmpsv = newSVpvn("", 0);
327 if (pm->op_pmdynflags & PMdf_USED)
328 sv_catpv(tmpsv, ",USED");
329 if (pm->op_pmdynflags & PMdf_TAINTED)
330 sv_catpv(tmpsv, ",TAINTED");
331 if (pm->op_pmflags & PMf_ONCE)
332 sv_catpv(tmpsv, ",ONCE");
333 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
334 && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
335 sv_catpv(tmpsv, ",SCANFIRST");
336 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
337 && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
338 sv_catpv(tmpsv, ",ALL");
339 if (pm->op_pmflags & PMf_SKIPWHITE)
340 sv_catpv(tmpsv, ",SKIPWHITE");
341 if (pm->op_pmflags & PMf_CONST)
342 sv_catpv(tmpsv, ",CONST");
343 if (pm->op_pmflags & PMf_KEEP)
344 sv_catpv(tmpsv, ",KEEP");
345 if (pm->op_pmflags & PMf_GLOBAL)
346 sv_catpv(tmpsv, ",GLOBAL");
347 if (pm->op_pmflags & PMf_CONTINUE)
348 sv_catpv(tmpsv, ",CONTINUE");
349 if (pm->op_pmflags & PMf_RETAINT)
350 sv_catpv(tmpsv, ",RETAINT");
351 if (pm->op_pmflags & PMf_EVAL)
352 sv_catpv(tmpsv, ",EVAL");
353 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
357 Perl_dump_indent(aTHX_ level-1, file, "}\n");
361 Perl_pmop_dump(pTHX_ PMOP *pm)
363 do_pmop_dump(0, Perl_debug_log, pm);
367 Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o)
371 Perl_dump_indent(aTHX_ level, file, "{\n");
374 PerlIO_printf(file, "%-4d", o->op_seq);
376 PerlIO_printf(file, " ");
377 PerlIO_printf(file, "%*sTYPE = %s ===> ", PL_dumpindent*level-4, "", PL_op_name[o->op_type]);
380 PerlIO_printf(file, "%d\n", o->op_next->op_seq);
382 PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
385 PerlIO_printf(file, "DONE\n");
387 if (o->op_type == OP_NULL)
388 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
390 Perl_dump_indent(aTHX_ level, file, "TARG = %d\n", o->op_targ);
393 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%lx => 0x%lx\n",o, o->op_next);
396 SV *tmpsv = newSVpvn("", 0);
397 switch (o->op_flags & OPf_WANT) {
399 sv_catpv(tmpsv, ",VOID");
401 case OPf_WANT_SCALAR:
402 sv_catpv(tmpsv, ",SCALAR");
405 sv_catpv(tmpsv, ",LIST");
408 sv_catpv(tmpsv, ",UNKNOWN");
411 if (o->op_flags & OPf_KIDS)
412 sv_catpv(tmpsv, ",KIDS");
413 if (o->op_flags & OPf_PARENS)
414 sv_catpv(tmpsv, ",PARENS");
415 if (o->op_flags & OPf_STACKED)
416 sv_catpv(tmpsv, ",STACKED");
417 if (o->op_flags & OPf_REF)
418 sv_catpv(tmpsv, ",REF");
419 if (o->op_flags & OPf_MOD)
420 sv_catpv(tmpsv, ",MOD");
421 if (o->op_flags & OPf_SPECIAL)
422 sv_catpv(tmpsv, ",SPECIAL");
423 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
427 SV *tmpsv = newSVpvn("", 0);
428 if (o->op_type == OP_AASSIGN) {
429 if (o->op_private & OPpASSIGN_COMMON)
430 sv_catpv(tmpsv, ",COMMON");
432 else if (o->op_type == OP_SASSIGN) {
433 if (o->op_private & OPpASSIGN_BACKWARDS)
434 sv_catpv(tmpsv, ",BACKWARDS");
436 else if (o->op_type == OP_TRANS) {
437 if (o->op_private & OPpTRANS_SQUASH)
438 sv_catpv(tmpsv, ",SQUASH");
439 if (o->op_private & OPpTRANS_DELETE)
440 sv_catpv(tmpsv, ",DELETE");
441 if (o->op_private & OPpTRANS_COMPLEMENT)
442 sv_catpv(tmpsv, ",COMPLEMENT");
444 else if (o->op_type == OP_REPEAT) {
445 if (o->op_private & OPpREPEAT_DOLIST)
446 sv_catpv(tmpsv, ",DOLIST");
448 else if (o->op_type == OP_ENTERSUB ||
449 o->op_type == OP_RV2SV ||
450 o->op_type == OP_RV2AV ||
451 o->op_type == OP_RV2HV ||
452 o->op_type == OP_RV2GV ||
453 o->op_type == OP_AELEM ||
454 o->op_type == OP_HELEM )
456 if (o->op_type == OP_ENTERSUB) {
457 if (o->op_private & OPpENTERSUB_AMPER)
458 sv_catpv(tmpsv, ",AMPER");
459 if (o->op_private & OPpENTERSUB_DB)
460 sv_catpv(tmpsv, ",DB");
462 switch (o->op_private & OPpDEREF) {
464 sv_catpv(tmpsv, ",SV");
467 sv_catpv(tmpsv, ",AV");
470 sv_catpv(tmpsv, ",HV");
473 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
474 if (o->op_private & OPpLVAL_DEFER)
475 sv_catpv(tmpsv, ",LVAL_DEFER");
478 if (o->op_private & HINT_STRICT_REFS)
479 sv_catpv(tmpsv, ",STRICT_REFS");
482 else if (o->op_type == OP_CONST) {
483 if (o->op_private & OPpCONST_BARE)
484 sv_catpv(tmpsv, ",BARE");
485 if (o->op_private & OPpCONST_STRICT)
486 sv_catpv(tmpsv, ",STRICT");
488 else if (o->op_type == OP_FLIP) {
489 if (o->op_private & OPpFLIP_LINENUM)
490 sv_catpv(tmpsv, ",LINENUM");
492 else if (o->op_type == OP_FLOP) {
493 if (o->op_private & OPpFLIP_LINENUM)
494 sv_catpv(tmpsv, ",LINENUM");
496 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
497 sv_catpv(tmpsv, ",INTRO");
499 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
503 switch (o->op_type) {
507 SV *tmpsv = NEWSV(0,0);
510 gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch);
511 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
515 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
518 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
523 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",cCOPo->cop_line);
524 if (cCOPo->cop_label)
525 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",cCOPo->cop_label);
528 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
529 if (cLOOPo->op_redoop)
530 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
532 PerlIO_printf(file, "DONE\n");
533 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
534 if (cLOOPo->op_nextop)
535 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
537 PerlIO_printf(file, "DONE\n");
538 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
539 if (cLOOPo->op_lastop)
540 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
542 PerlIO_printf(file, "DONE\n");
545 Perl_dump_indent(aTHX_ level, file, "TRUE ===> ");
546 if (cCONDOPo->op_true)
547 PerlIO_printf(file, "%d\n", cCONDOPo->op_true->op_seq);
549 PerlIO_printf(file, "DONE\n");
550 Perl_dump_indent(aTHX_ level, file, "FALSE ===> ");
551 if (cCONDOPo->op_false)
552 PerlIO_printf(file, "%d\n", cCONDOPo->op_false->op_seq);
554 PerlIO_printf(file, "DONE\n");
560 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
561 if (cLOGOPo->op_other)
562 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
564 PerlIO_printf(file, "DONE\n");
570 do_pmop_dump(level, file, cPMOPo);
575 if (o->op_flags & OPf_KIDS) {
577 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
578 do_op_dump(level, file, kid);
580 Perl_dump_indent(aTHX_ level-1, file, "}\n");
584 Perl_op_dump(pTHX_ OP *o)
586 do_op_dump(0, Perl_debug_log, o);
590 Perl_gv_dump(pTHX_ GV *gv)
595 PerlIO_printf(Perl_debug_log, "{}\n");
599 PerlIO_printf(Perl_debug_log, "{\n");
600 gv_fullname3(sv, gv, Nullch);
601 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
602 if (gv != GvEGV(gv)) {
603 gv_efullname3(sv, GvEGV(gv), Nullch);
604 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
606 PerlIO_putc(Perl_debug_log, '\n');
607 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
611 Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
613 for (; mg; mg = mg->mg_moremagic) {
614 Perl_dump_indent(aTHX_ level, file, " MAGIC = 0x%lx\n", (long)mg);
615 if (mg->mg_virtual) {
616 MGVTBL *v = mg->mg_virtual;
618 if (v == &PL_vtbl_sv) s = "sv";
619 else if (v == &PL_vtbl_env) s = "env";
620 else if (v == &PL_vtbl_envelem) s = "envelem";
621 else if (v == &PL_vtbl_sig) s = "sig";
622 else if (v == &PL_vtbl_sigelem) s = "sigelem";
623 else if (v == &PL_vtbl_pack) s = "pack";
624 else if (v == &PL_vtbl_packelem) s = "packelem";
625 else if (v == &PL_vtbl_dbline) s = "dbline";
626 else if (v == &PL_vtbl_isa) s = "isa";
627 else if (v == &PL_vtbl_arylen) s = "arylen";
628 else if (v == &PL_vtbl_glob) s = "glob";
629 else if (v == &PL_vtbl_mglob) s = "mglob";
630 else if (v == &PL_vtbl_nkeys) s = "nkeys";
631 else if (v == &PL_vtbl_taint) s = "taint";
632 else if (v == &PL_vtbl_substr) s = "substr";
633 else if (v == &PL_vtbl_vec) s = "vec";
634 else if (v == &PL_vtbl_pos) s = "pos";
635 else if (v == &PL_vtbl_bm) s = "bm";
636 else if (v == &PL_vtbl_fm) s = "fm";
637 else if (v == &PL_vtbl_uvar) s = "uvar";
638 else if (v == &PL_vtbl_defelem) s = "defelem";
639 #ifdef USE_LOCALE_COLLATE
640 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
642 else if (v == &PL_vtbl_amagic) s = "amagic";
643 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
644 else if (v == &PL_vtbl_backref) s = "backref";
646 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
648 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%lx\n", (long)v);
651 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
654 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
656 if (isPRINT(mg->mg_type))
657 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
659 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
662 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
663 if (mg->mg_flags & MGf_TAINTEDDIR)
664 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
665 if (mg->mg_flags & MGf_REFCOUNTED)
666 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
667 if (mg->mg_flags & MGf_GSKIP)
668 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
669 if (mg->mg_flags & MGf_MINMATCH)
670 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
673 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%lx\n", (long)mg->mg_obj);
674 if (mg->mg_flags & MGf_REFCOUNTED)
675 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
678 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %d\n", mg->mg_len);
680 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%lx", (long)mg->mg_ptr);
681 if (mg->mg_len >= 0) {
682 SV *sv = newSVpvn("", 0);
683 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
686 else if (mg->mg_len == HEf_SVKEY) {
687 PerlIO_puts(file, " => HEf_SVKEY\n");
688 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
692 PerlIO_puts(file, " ???? - please notify IZ");
693 PerlIO_putc(file, '\n');
699 Perl_magic_dump(pTHX_ MAGIC *mg)
701 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
705 Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
707 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
708 if (sv && HvNAME(sv))
709 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
711 PerlIO_putc(file, '\n');
715 Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
717 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
718 if (sv && GvNAME(sv))
719 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
721 PerlIO_putc(file, '\n');
725 Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
727 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
728 if (sv && GvNAME(sv)) {
729 PerlIO_printf(file, "\t\"");
730 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
731 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
732 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
735 PerlIO_putc(file, '\n');
739 Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
742 SV *d = sv_newmortal();
749 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
756 Perl_sv_setpvf(aTHX_ d, "(0x%lx) at 0x%lx\n%*s REFCNT = %ld\n%*s FLAGS = (",
757 (unsigned long)SvANY(sv), (unsigned long)sv,
758 PL_dumpindent*level, "", (long)SvREFCNT(sv),
759 PL_dumpindent*level, "");
761 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
762 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
763 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
764 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
765 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
766 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
767 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
768 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
770 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
771 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
772 if (flags & SVf_POK) sv_catpv(d, "POK,");
773 if (flags & SVf_ROK) {
775 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
777 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
778 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
779 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
781 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
782 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
783 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
784 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
785 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
790 if (CvANON(sv)) sv_catpv(d, "ANON,");
791 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
792 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
793 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
794 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
795 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
798 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
799 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
802 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
803 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
804 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
805 if (GvIMPORTED(sv)) {
806 sv_catpv(d, "IMPORT");
807 if (GvIMPORTED(sv) == GVf_IMPORTED)
811 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
812 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
813 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
814 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
820 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
821 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
824 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
825 if (SvVALID(sv)) sv_catpv(d, "VALID,");
829 if (*(SvEND(d) - 1) == ',')
830 SvPVX(d)[--SvCUR(d)] = '\0';
834 Perl_dump_indent(aTHX_ level, file, "SV = ");
837 PerlIO_printf(file, "NULL%s\n", s);
840 PerlIO_printf(file, "IV%s\n", s);
843 PerlIO_printf(file, "NV%s\n", s);
846 PerlIO_printf(file, "RV%s\n", s);
849 PerlIO_printf(file, "PV%s\n", s);
852 PerlIO_printf(file, "PVIV%s\n", s);
855 PerlIO_printf(file, "PVNV%s\n", s);
858 PerlIO_printf(file, "PVBM%s\n", s);
861 PerlIO_printf(file, "PVMG%s\n", s);
864 PerlIO_printf(file, "PVLV%s\n", s);
867 PerlIO_printf(file, "PVAV%s\n", s);
870 PerlIO_printf(file, "PVHV%s\n", s);
873 PerlIO_printf(file, "PVCV%s\n", s);
876 PerlIO_printf(file, "PVGV%s\n", s);
879 PerlIO_printf(file, "PVFM%s\n", s);
882 PerlIO_printf(file, "PVIO%s\n", s);
885 PerlIO_printf(file, "UNKNOWN(0x%x) %s\n", type, s);
888 if (type >= SVt_PVIV || type == SVt_IV) {
890 Perl_dump_indent(aTHX_ level, file, " UV = %lu", (unsigned long)SvUVX(sv));
892 Perl_dump_indent(aTHX_ level, file, " IV = %ld", (long)SvIVX(sv));
894 PerlIO_printf(file, " (OFFSET)");
895 PerlIO_putc(file, '\n');
897 if (type >= SVt_PVNV || type == SVt_NV) {
898 SET_NUMERIC_STANDARD();
899 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
902 Perl_dump_indent(aTHX_ level, file, " RV = 0x%lx\n", (long)SvRV(sv));
904 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
909 if (type <= SVt_PVLV) {
911 Perl_dump_indent(aTHX_ level, file," PV = 0x%lx ", (long)SvPVX(sv));
913 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
914 PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
915 Perl_dump_indent(aTHX_ level, file, " CUR = %ld\n", (long)SvCUR(sv));
916 Perl_dump_indent(aTHX_ level, file, " LEN = %ld\n", (long)SvLEN(sv));
919 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
921 if (type >= SVt_PVMG) {
923 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
925 do_hv_dump(level, file, " STASH", SvSTASH(sv));
929 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
930 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %ld\n", (long)LvTARGOFF(sv));
931 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %ld\n", (long)LvTARGLEN(sv));
932 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%lx\n", (long)LvTARG(sv));
933 /* XXX level+1 ??? */
934 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
937 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%lx", (long)AvARRAY(sv));
938 if (AvARRAY(sv) != AvALLOC(sv)) {
939 PerlIO_printf(file, " (offset=%d)\n", (AvARRAY(sv) - AvALLOC(sv)));
940 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%lx\n", (long)AvALLOC(sv));
943 PerlIO_putc(file, '\n');
944 Perl_dump_indent(aTHX_ level, file, " FILL = %ld\n", (long)AvFILLp(sv));
945 Perl_dump_indent(aTHX_ level, file, " MAX = %ld\n", (long)AvMAX(sv));
946 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%lx\n", (long)AvARYLEN(sv));
949 if (flags & AVf_REAL) sv_catpv(d, ",REAL");
950 if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
951 if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
952 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
953 if (nest < maxnest && av_len((AV*)sv) >= 0) {
955 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
956 SV** elt = av_fetch((AV*)sv,count,0);
958 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %ld\n", (long)count);
960 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
965 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%lx",(long)HvARRAY(sv));
966 if (HvARRAY(sv) && HvKEYS(sv)) {
967 /* Show distribution of HEs in the ARRAY */
969 #define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
972 U32 pow2 = 2, keys = HvKEYS(sv);
973 double theoret, sum = 0;
975 PerlIO_printf(file, " (");
976 Zero(freq, FREQ_MAX + 1, int);
977 for (i = 0; i <= HvMAX(sv); i++) {
978 HE* h; int count = 0;
979 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
981 if (count > FREQ_MAX)
987 for (i = 0; i <= max; i++) {
989 PerlIO_printf(file, "%d%s:%d", i,
990 (i == FREQ_MAX) ? "+" : "",
993 PerlIO_printf(file, ", ");
996 PerlIO_putc(file, ')');
997 /* Now calculate quality wrt theoretical value */
998 for (i = max; i > 0; i--) { /* Precision: count down. */
999 sum += freq[i] * i * i;
1001 while (keys = keys >> 1)
1003 /* Approximate by Poisson distribution */
1004 theoret = HvKEYS(sv);
1005 theoret += theoret * theoret/pow2;
1006 PerlIO_putc(file, '\n');
1007 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1f%%", theoret/sum*100);
1009 PerlIO_putc(file, '\n');
1010 Perl_dump_indent(aTHX_ level, file, " KEYS = %ld\n", (long)HvKEYS(sv));
1011 Perl_dump_indent(aTHX_ level, file, " FILL = %ld\n", (long)HvFILL(sv));
1012 Perl_dump_indent(aTHX_ level, file, " MAX = %ld\n", (long)HvMAX(sv));
1013 Perl_dump_indent(aTHX_ level, file, " RITER = %ld\n", (long)HvRITER(sv));
1014 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%lx\n",(long) HvEITER(sv));
1016 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%lx\n",(long)HvPMROOT(sv));
1018 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
1019 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1022 int count = maxnest - nest;
1025 while ((he = hv_iternext(hv)) && count--) {
1029 U32 hash = HeHASH(he);
1031 key = hv_iterkey(he, &len);
1032 elt = hv_iterval(hv, he);
1033 Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%lx\n", pv_display(d, key, len, 0, pvlim), hash);
1034 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1036 hv_iterinit(hv); /* Return to status quo */
1041 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
1044 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1046 Perl_dump_indent(aTHX_ level, file, " START = 0x%lx ===> %d\n", (long)CvSTART(sv), CvSTART(sv)->op_seq);
1047 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%lx\n", (long)CvROOT(sv));
1048 if (CvROOT(sv) && dumpops)
1049 do_op_dump(level+1, file, CvROOT(sv));
1050 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%lx\n", (long)CvXSUB(sv));
1051 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %ld\n", (long)CvXSUBANY(sv).any_i32);
1052 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
1053 do_gv_dump(level, file, " FILEGV", CvFILEGV(sv));
1054 Perl_dump_indent(aTHX_ level, file, " DEPTH = %ld\n", (long)CvDEPTH(sv));
1056 Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%lx\n", (long)CvMUTEXP(sv));
1057 Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%lx\n", (long)CvOWNER(sv));
1058 #endif /* USE_THREADS */
1059 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%lx\n", (unsigned long)CvFLAGS(sv));
1060 if (type == SVt_PVFM)
1061 Perl_dump_indent(aTHX_ level, file, " LINES = %ld\n", (long)FmLINES(sv));
1062 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%lx\n", (long)CvPADLIST(sv));
1063 if (nest < maxnest && CvPADLIST(sv)) {
1064 AV* padlist = CvPADLIST(sv);
1065 AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
1066 AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
1067 SV** pname = AvARRAY(pad_name);
1068 SV** ppad = AvARRAY(pad);
1071 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
1072 if (SvPOK(pname[ix]))
1073 Perl_dump_indent(aTHX_ level, /* %5d below is enough whitespace. */
1075 "%5d. 0x%lx (%s\"%s\" %ld-%ld)\n",
1077 SvFAKE(pname[ix]) ? "FAKE " : "",
1079 (long)I_32(SvNVX(pname[ix])),
1080 (long)SvIVX(pname[ix]));
1084 CV *outside = CvOUTSIDE(sv);
1085 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%lx (%s)\n",
1088 : CvANON(outside) ? "ANON"
1089 : (outside == PL_main_cv) ? "MAIN"
1090 : CvUNIQUE(outside) ? "UNIQUE"
1091 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1093 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1094 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1097 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
1098 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %ld\n", (long)GvNAMELEN(sv));
1099 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
1100 Perl_dump_indent(aTHX_ level, file, " GP = 0x%lx\n", (long)GvGP(sv));
1101 Perl_dump_indent(aTHX_ level, file, " SV = 0x%lx\n", (long)GvSV(sv));
1102 Perl_dump_indent(aTHX_ level, file, " REFCNT = %ld\n", (long)GvREFCNT(sv));
1103 Perl_dump_indent(aTHX_ level, file, " IO = 0x%lx\n", (long)GvIOp(sv));
1104 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%lx\n", (long)GvFORM(sv));
1105 Perl_dump_indent(aTHX_ level, file, " AV = 0x%lx\n", (long)GvAV(sv));
1106 Perl_dump_indent(aTHX_ level, file, " HV = 0x%lx\n", (long)GvHV(sv));
1107 Perl_dump_indent(aTHX_ level, file, " CV = 0x%lx\n", (long)GvCV(sv));
1108 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%lx\n", (long)GvCVGEN(sv));
1109 Perl_dump_indent(aTHX_ level, file, " LASTEXPR = %ld\n", (long)GvLASTEXPR(sv));
1110 Perl_dump_indent(aTHX_ level, file, " LINE = %ld\n", (long)GvLINE(sv));
1111 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%x\n", (int)GvFLAGS(sv));
1112 do_gv_dump (level, file, " FILEGV", GvFILEGV(sv));
1113 do_gv_dump (level, file, " EGV", GvEGV(sv));
1116 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%lx\n", (long)IoIFP(sv));
1117 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%lx\n", (long)IoOFP(sv));
1118 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%lx\n", (long)IoDIRP(sv));
1119 Perl_dump_indent(aTHX_ level, file, " LINES = %ld\n", (long)IoLINES(sv));
1120 Perl_dump_indent(aTHX_ level, file, " PAGE = %ld\n", (long)IoPAGE(sv));
1121 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %ld\n", (long)IoPAGE_LEN(sv));
1122 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %ld\n", (long)IoLINES_LEFT(sv));
1124 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
1125 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
1127 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
1128 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
1129 if (IoBOTTOM_NAME(sv))
1130 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
1131 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
1132 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %ld\n", (long)IoSUBPROCESS(sv));
1133 if (isPRINT(IoTYPE(sv)))
1134 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
1136 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
1137 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%lx\n", (long)IoFLAGS(sv));
1143 Perl_sv_dump(pTHX_ SV *sv)
1145 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);