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 #define DBL_DIG 15 /* A guess that works lots of places */
25 Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
29 dump_vindent(level, file, pat, &args);
34 Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
37 PerlIO_printf(file, "%*s", level*PL_dumpindent, "");
38 PerlIO_vprintf(file, pat, *args);
45 PerlIO_setlinebuf(Perl_debug_log);
47 op_dump(PL_main_root);
48 dump_packsubs(PL_defstash);
52 Perl_dump_packsubs(pTHX_ HV *stash)
60 for (i = 0; i <= (I32) HvMAX(stash); i++) {
61 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
62 GV *gv = (GV*)HeVAL(entry);
64 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
70 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
71 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
72 dump_packsubs(hv); /* nested package */
78 Perl_dump_sub(pTHX_ GV *gv)
80 SV *sv = sv_newmortal();
82 gv_fullname3(sv, gv, Nullch);
83 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
85 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%x %d)\n",
86 (long)CvXSUB(GvCV(gv)),
87 CvXSUBANY(GvCV(gv)).any_i32);
88 else if (CvROOT(GvCV(gv)))
89 op_dump(CvROOT(GvCV(gv)));
91 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
95 Perl_dump_form(pTHX_ GV *gv)
97 SV *sv = sv_newmortal();
99 gv_fullname3(sv, gv, Nullch);
100 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
101 if (CvROOT(GvFORM(gv)))
102 op_dump(CvROOT(GvFORM(gv)));
104 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
110 op_dump(PL_eval_root);
114 Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
117 int nul_terminated = len > cur && pv[cur] == '\0';
119 sv_setpvn(sv, "\"", 1);
120 for (; cur--; pv++) {
121 if (pvlim && SvCUR(sv) >= pvlim) {
127 case '\t': sv_catpvn(sv, "\\t", 2); break;
128 case '\n': sv_catpvn(sv, "\\n", 2); break;
129 case '\r': sv_catpvn(sv, "\\r", 2); break;
130 case '\f': sv_catpvn(sv, "\\f", 2); break;
131 case '"': sv_catpvn(sv, "\\\"", 2); break;
132 case '\\': sv_catpvn(sv, "\\\\", 2); break;
133 default: sv_catpvn(sv, pv, 1); break;
137 if (cur && isDIGIT(*(pv+1)))
138 Perl_sv_catpvf(aTHX_ sv, "\\%03o", *pv);
140 Perl_sv_catpvf(aTHX_ sv, "\\%o", *pv);
143 sv_catpvn(sv, "\"", 1);
145 sv_catpvn(sv, "...", 3);
147 sv_catpvn(sv, "\\0", 2);
153 Perl_sv_peek(pTHX_ SV *sv)
155 SV *t = sv_newmortal();
165 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
169 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
170 if (sv == &PL_sv_undef) {
171 sv_catpv(t, "SV_UNDEF");
172 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
173 SVs_GMG|SVs_SMG|SVs_RMG)) &&
177 else if (sv == &PL_sv_no) {
178 sv_catpv(t, "SV_NO");
179 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
180 SVs_GMG|SVs_SMG|SVs_RMG)) &&
181 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
188 sv_catpv(t, "SV_YES");
189 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
190 SVs_GMG|SVs_SMG|SVs_RMG)) &&
191 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
194 SvPVX(sv) && *SvPVX(sv) == '1' &&
200 else if (SvREFCNT(sv) == 0) {
206 if (SvCUR(t) + unref > 10) {
207 SvCUR(t) = unref + 3;
215 switch (SvTYPE(sv)) {
217 sv_catpv(t, "FREED");
221 sv_catpv(t, "UNDEF");
255 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
275 sv_catpv(t, "(null)");
277 SV *tmp = newSVpvn("", 0);
280 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
281 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
285 else if (SvNOKp(sv)) {
286 RESTORE_NUMERIC_STANDARD();
287 Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
288 RESTORE_NUMERIC_LOCAL();
290 else if (SvIOKp(sv)) { /* XXXX: IV, UV? */
292 Perl_sv_catpvf(aTHX_ t, "(%lu)",(unsigned long)SvUVX(sv));
294 Perl_sv_catpvf(aTHX_ t, "(%ld)",(long)SvIVX(sv));
308 Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm)
313 Perl_dump_indent(aTHX_ level, file, "{}\n");
316 Perl_dump_indent(aTHX_ level, file, "{\n");
318 if (pm->op_pmflags & PMf_ONCE)
323 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
324 ch, pm->op_pmregexp->precomp, ch,
325 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
327 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
328 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
329 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
330 op_dump(pm->op_pmreplroot);
332 if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
333 SV *tmpsv = newSVpvn("", 0);
334 if (pm->op_pmdynflags & PMdf_USED)
335 sv_catpv(tmpsv, ",USED");
336 if (pm->op_pmdynflags & PMdf_TAINTED)
337 sv_catpv(tmpsv, ",TAINTED");
338 if (pm->op_pmflags & PMf_ONCE)
339 sv_catpv(tmpsv, ",ONCE");
340 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
341 && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
342 sv_catpv(tmpsv, ",SCANFIRST");
343 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
344 && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
345 sv_catpv(tmpsv, ",ALL");
346 if (pm->op_pmflags & PMf_SKIPWHITE)
347 sv_catpv(tmpsv, ",SKIPWHITE");
348 if (pm->op_pmflags & PMf_CONST)
349 sv_catpv(tmpsv, ",CONST");
350 if (pm->op_pmflags & PMf_KEEP)
351 sv_catpv(tmpsv, ",KEEP");
352 if (pm->op_pmflags & PMf_GLOBAL)
353 sv_catpv(tmpsv, ",GLOBAL");
354 if (pm->op_pmflags & PMf_CONTINUE)
355 sv_catpv(tmpsv, ",CONTINUE");
356 if (pm->op_pmflags & PMf_RETAINT)
357 sv_catpv(tmpsv, ",RETAINT");
358 if (pm->op_pmflags & PMf_EVAL)
359 sv_catpv(tmpsv, ",EVAL");
360 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
364 Perl_dump_indent(aTHX_ level-1, file, "}\n");
368 Perl_pmop_dump(pTHX_ PMOP *pm)
370 do_pmop_dump(0, Perl_debug_log, pm);
374 Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o)
378 Perl_dump_indent(aTHX_ level, file, "{\n");
381 PerlIO_printf(file, "%-4d", o->op_seq);
383 PerlIO_printf(file, " ");
384 PerlIO_printf(file, "%*sTYPE = %s ===> ", PL_dumpindent*level-4, "", PL_op_name[o->op_type]);
387 PerlIO_printf(file, "%d\n", o->op_next->op_seq);
389 PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
392 PerlIO_printf(file, "DONE\n");
394 if (o->op_type == OP_NULL)
395 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
397 Perl_dump_indent(aTHX_ level, file, "TARG = %d\n", o->op_targ);
400 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%lx => 0x%lx\n",o, o->op_next);
403 SV *tmpsv = newSVpvn("", 0);
404 switch (o->op_flags & OPf_WANT) {
406 sv_catpv(tmpsv, ",VOID");
408 case OPf_WANT_SCALAR:
409 sv_catpv(tmpsv, ",SCALAR");
412 sv_catpv(tmpsv, ",LIST");
415 sv_catpv(tmpsv, ",UNKNOWN");
418 if (o->op_flags & OPf_KIDS)
419 sv_catpv(tmpsv, ",KIDS");
420 if (o->op_flags & OPf_PARENS)
421 sv_catpv(tmpsv, ",PARENS");
422 if (o->op_flags & OPf_STACKED)
423 sv_catpv(tmpsv, ",STACKED");
424 if (o->op_flags & OPf_REF)
425 sv_catpv(tmpsv, ",REF");
426 if (o->op_flags & OPf_MOD)
427 sv_catpv(tmpsv, ",MOD");
428 if (o->op_flags & OPf_SPECIAL)
429 sv_catpv(tmpsv, ",SPECIAL");
430 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
434 SV *tmpsv = newSVpvn("", 0);
435 if (o->op_type == OP_AASSIGN) {
436 if (o->op_private & OPpASSIGN_COMMON)
437 sv_catpv(tmpsv, ",COMMON");
439 else if (o->op_type == OP_SASSIGN) {
440 if (o->op_private & OPpASSIGN_BACKWARDS)
441 sv_catpv(tmpsv, ",BACKWARDS");
443 else if (o->op_type == OP_TRANS) {
444 if (o->op_private & OPpTRANS_SQUASH)
445 sv_catpv(tmpsv, ",SQUASH");
446 if (o->op_private & OPpTRANS_DELETE)
447 sv_catpv(tmpsv, ",DELETE");
448 if (o->op_private & OPpTRANS_COMPLEMENT)
449 sv_catpv(tmpsv, ",COMPLEMENT");
451 else if (o->op_type == OP_REPEAT) {
452 if (o->op_private & OPpREPEAT_DOLIST)
453 sv_catpv(tmpsv, ",DOLIST");
455 else if (o->op_type == OP_ENTERSUB ||
456 o->op_type == OP_RV2SV ||
457 o->op_type == OP_RV2AV ||
458 o->op_type == OP_RV2HV ||
459 o->op_type == OP_RV2GV ||
460 o->op_type == OP_AELEM ||
461 o->op_type == OP_HELEM )
463 if (o->op_type == OP_ENTERSUB) {
464 if (o->op_private & OPpENTERSUB_AMPER)
465 sv_catpv(tmpsv, ",AMPER");
466 if (o->op_private & OPpENTERSUB_DB)
467 sv_catpv(tmpsv, ",DB");
469 switch (o->op_private & OPpDEREF) {
471 sv_catpv(tmpsv, ",SV");
474 sv_catpv(tmpsv, ",AV");
477 sv_catpv(tmpsv, ",HV");
480 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
481 if (o->op_private & OPpLVAL_DEFER)
482 sv_catpv(tmpsv, ",LVAL_DEFER");
485 if (o->op_private & HINT_STRICT_REFS)
486 sv_catpv(tmpsv, ",STRICT_REFS");
489 else if (o->op_type == OP_CONST) {
490 if (o->op_private & OPpCONST_BARE)
491 sv_catpv(tmpsv, ",BARE");
492 if (o->op_private & OPpCONST_STRICT)
493 sv_catpv(tmpsv, ",STRICT");
495 else if (o->op_type == OP_FLIP) {
496 if (o->op_private & OPpFLIP_LINENUM)
497 sv_catpv(tmpsv, ",LINENUM");
499 else if (o->op_type == OP_FLOP) {
500 if (o->op_private & OPpFLIP_LINENUM)
501 sv_catpv(tmpsv, ",LINENUM");
503 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
504 sv_catpv(tmpsv, ",INTRO");
506 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
510 switch (o->op_type) {
514 SV *tmpsv = NEWSV(0,0);
517 gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch);
518 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
522 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
525 case OP_METHOD_NAMED:
526 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
532 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",cCOPo->cop_line);
533 if (cCOPo->cop_label)
534 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",cCOPo->cop_label);
537 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
538 if (cLOOPo->op_redoop)
539 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
541 PerlIO_printf(file, "DONE\n");
542 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
543 if (cLOOPo->op_nextop)
544 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
546 PerlIO_printf(file, "DONE\n");
547 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
548 if (cLOOPo->op_lastop)
549 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
551 PerlIO_printf(file, "DONE\n");
559 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
560 if (cLOGOPo->op_other)
561 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
563 PerlIO_printf(file, "DONE\n");
569 do_pmop_dump(level, file, cPMOPo);
574 if (o->op_flags & OPf_KIDS) {
576 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
577 do_op_dump(level, file, kid);
579 Perl_dump_indent(aTHX_ level-1, file, "}\n");
583 Perl_op_dump(pTHX_ OP *o)
585 do_op_dump(0, Perl_debug_log, o);
589 Perl_gv_dump(pTHX_ GV *gv)
594 PerlIO_printf(Perl_debug_log, "{}\n");
598 PerlIO_printf(Perl_debug_log, "{\n");
599 gv_fullname3(sv, gv, Nullch);
600 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
601 if (gv != GvEGV(gv)) {
602 gv_efullname3(sv, GvEGV(gv), Nullch);
603 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
605 PerlIO_putc(Perl_debug_log, '\n');
606 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
610 Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
612 for (; mg; mg = mg->mg_moremagic) {
613 Perl_dump_indent(aTHX_ level, file, " MAGIC = 0x%lx\n", (long)mg);
614 if (mg->mg_virtual) {
615 MGVTBL *v = mg->mg_virtual;
617 if (v == &PL_vtbl_sv) s = "sv";
618 else if (v == &PL_vtbl_env) s = "env";
619 else if (v == &PL_vtbl_envelem) s = "envelem";
620 else if (v == &PL_vtbl_sig) s = "sig";
621 else if (v == &PL_vtbl_sigelem) s = "sigelem";
622 else if (v == &PL_vtbl_pack) s = "pack";
623 else if (v == &PL_vtbl_packelem) s = "packelem";
624 else if (v == &PL_vtbl_dbline) s = "dbline";
625 else if (v == &PL_vtbl_isa) s = "isa";
626 else if (v == &PL_vtbl_arylen) s = "arylen";
627 else if (v == &PL_vtbl_glob) s = "glob";
628 else if (v == &PL_vtbl_mglob) s = "mglob";
629 else if (v == &PL_vtbl_nkeys) s = "nkeys";
630 else if (v == &PL_vtbl_taint) s = "taint";
631 else if (v == &PL_vtbl_substr) s = "substr";
632 else if (v == &PL_vtbl_vec) s = "vec";
633 else if (v == &PL_vtbl_pos) s = "pos";
634 else if (v == &PL_vtbl_bm) s = "bm";
635 else if (v == &PL_vtbl_fm) s = "fm";
636 else if (v == &PL_vtbl_uvar) s = "uvar";
637 else if (v == &PL_vtbl_defelem) s = "defelem";
638 #ifdef USE_LOCALE_COLLATE
639 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
641 else if (v == &PL_vtbl_amagic) s = "amagic";
642 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
643 else if (v == &PL_vtbl_backref) s = "backref";
645 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
647 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%lx\n", (long)v);
650 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
653 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
655 if (isPRINT(mg->mg_type))
656 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
658 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
661 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
662 if (mg->mg_flags & MGf_TAINTEDDIR)
663 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
664 if (mg->mg_flags & MGf_REFCOUNTED)
665 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
666 if (mg->mg_flags & MGf_GSKIP)
667 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
668 if (mg->mg_flags & MGf_MINMATCH)
669 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
672 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%lx\n", (long)mg->mg_obj);
673 if (mg->mg_flags & MGf_REFCOUNTED)
674 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
677 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %d\n", mg->mg_len);
679 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%lx", (long)mg->mg_ptr);
680 if (mg->mg_len >= 0) {
681 SV *sv = newSVpvn("", 0);
682 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
685 else if (mg->mg_len == HEf_SVKEY) {
686 PerlIO_puts(file, " => HEf_SVKEY\n");
687 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
691 PerlIO_puts(file, " ???? - please notify IZ");
692 PerlIO_putc(file, '\n');
698 Perl_magic_dump(pTHX_ MAGIC *mg)
700 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
704 Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
706 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
707 if (sv && HvNAME(sv))
708 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
710 PerlIO_putc(file, '\n');
714 Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
716 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
717 if (sv && GvNAME(sv))
718 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
720 PerlIO_putc(file, '\n');
724 Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
726 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
727 if (sv && GvNAME(sv)) {
728 PerlIO_printf(file, "\t\"");
729 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
730 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
731 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
734 PerlIO_putc(file, '\n');
738 Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
741 SV *d = sv_newmortal();
748 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
755 Perl_sv_setpvf(aTHX_ d, "(0x%lx) at 0x%lx\n%*s REFCNT = %ld\n%*s FLAGS = (",
756 (unsigned long)SvANY(sv), (unsigned long)sv,
757 PL_dumpindent*level, "", (long)SvREFCNT(sv),
758 PL_dumpindent*level, "");
760 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
761 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
762 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
763 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
764 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
765 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
766 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
767 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
769 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
770 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
771 if (flags & SVf_POK) sv_catpv(d, "POK,");
772 if (flags & SVf_ROK) {
774 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
776 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
777 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
778 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
780 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
781 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
782 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
783 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
784 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
789 if (CvANON(sv)) sv_catpv(d, "ANON,");
790 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
791 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
792 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
793 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
794 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
797 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
798 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
801 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
802 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
803 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
804 if (GvIMPORTED(sv)) {
805 sv_catpv(d, "IMPORT");
806 if (GvIMPORTED(sv) == GVf_IMPORTED)
810 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
811 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
812 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
813 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
819 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
820 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
823 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
824 if (SvVALID(sv)) sv_catpv(d, "VALID,");
828 if (*(SvEND(d) - 1) == ',')
829 SvPVX(d)[--SvCUR(d)] = '\0';
833 Perl_dump_indent(aTHX_ level, file, "SV = ");
836 PerlIO_printf(file, "NULL%s\n", s);
839 PerlIO_printf(file, "IV%s\n", s);
842 PerlIO_printf(file, "NV%s\n", s);
845 PerlIO_printf(file, "RV%s\n", s);
848 PerlIO_printf(file, "PV%s\n", s);
851 PerlIO_printf(file, "PVIV%s\n", s);
854 PerlIO_printf(file, "PVNV%s\n", s);
857 PerlIO_printf(file, "PVBM%s\n", s);
860 PerlIO_printf(file, "PVMG%s\n", s);
863 PerlIO_printf(file, "PVLV%s\n", s);
866 PerlIO_printf(file, "PVAV%s\n", s);
869 PerlIO_printf(file, "PVHV%s\n", s);
872 PerlIO_printf(file, "PVCV%s\n", s);
875 PerlIO_printf(file, "PVGV%s\n", s);
878 PerlIO_printf(file, "PVFM%s\n", s);
881 PerlIO_printf(file, "PVIO%s\n", s);
884 PerlIO_printf(file, "UNKNOWN(0x%x) %s\n", type, s);
887 if (type >= SVt_PVIV || type == SVt_IV) {
889 Perl_dump_indent(aTHX_ level, file, " UV = %lu", (unsigned long)SvUVX(sv));
891 Perl_dump_indent(aTHX_ level, file, " IV = %ld", (long)SvIVX(sv));
893 PerlIO_printf(file, " (OFFSET)");
894 PerlIO_putc(file, '\n');
896 if (type >= SVt_PVNV || type == SVt_NV) {
897 RESTORE_NUMERIC_STANDARD();
898 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
899 RESTORE_NUMERIC_LOCAL();
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);
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);