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, ...)
31 PerlIO_printf(file, "%*s", level*PL_dumpindent, "");
32 PerlIO_vprintf(file, pat, args);
40 PerlIO_setlinebuf(Perl_debug_log);
42 op_dump(PL_main_root);
43 dump_packsubs(PL_defstash);
47 Perl_dump_packsubs(pTHX_ HV *stash)
55 for (i = 0; i <= (I32) HvMAX(stash); i++) {
56 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
57 GV *gv = (GV*)HeVAL(entry);
59 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
65 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
66 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
67 dump_packsubs(hv); /* nested package */
73 Perl_dump_sub(pTHX_ GV *gv)
75 SV *sv = sv_newmortal();
77 gv_fullname3(sv, gv, Nullch);
78 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
80 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%x %d)\n",
81 (long)CvXSUB(GvCV(gv)),
82 CvXSUBANY(GvCV(gv)).any_i32);
83 else if (CvROOT(GvCV(gv)))
84 op_dump(CvROOT(GvCV(gv)));
86 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
90 Perl_dump_form(pTHX_ GV *gv)
92 SV *sv = sv_newmortal();
94 gv_fullname3(sv, gv, Nullch);
95 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
96 if (CvROOT(GvFORM(gv)))
97 op_dump(CvROOT(GvFORM(gv)));
99 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
105 op_dump(PL_eval_root);
109 Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
112 int nul_terminated = len > cur && pv[cur] == '\0';
114 sv_setpvn(sv, "\"", 1);
115 for (; cur--; pv++) {
116 if (pvlim && SvCUR(sv) >= pvlim) {
122 case '\t': sv_catpvn(sv, "\\t", 2); break;
123 case '\n': sv_catpvn(sv, "\\n", 2); break;
124 case '\r': sv_catpvn(sv, "\\r", 2); break;
125 case '\f': sv_catpvn(sv, "\\f", 2); break;
126 case '"': sv_catpvn(sv, "\\\"", 2); break;
127 case '\\': sv_catpvn(sv, "\\\\", 2); break;
128 default: sv_catpvn(sv, pv, 1); break;
132 if (cur && isDIGIT(*(pv+1)))
133 Perl_sv_catpvf(aTHX_ sv, "\\%03o", *pv);
135 Perl_sv_catpvf(aTHX_ sv, "\\%o", *pv);
138 sv_catpvn(sv, "\"", 1);
140 sv_catpvn(sv, "...", 3);
142 sv_catpvn(sv, "\\0", 2);
148 Perl_sv_peek(pTHX_ SV *sv)
150 SV *t = sv_newmortal();
160 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
164 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
165 if (sv == &PL_sv_undef) {
166 sv_catpv(t, "SV_UNDEF");
167 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
168 SVs_GMG|SVs_SMG|SVs_RMG)) &&
172 else if (sv == &PL_sv_no) {
173 sv_catpv(t, "SV_NO");
174 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
175 SVs_GMG|SVs_SMG|SVs_RMG)) &&
176 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
183 sv_catpv(t, "SV_YES");
184 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
185 SVs_GMG|SVs_SMG|SVs_RMG)) &&
186 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
189 SvPVX(sv) && *SvPVX(sv) == '1' &&
195 else if (SvREFCNT(sv) == 0) {
201 if (SvCUR(t) + unref > 10) {
202 SvCUR(t) = unref + 3;
210 switch (SvTYPE(sv)) {
212 sv_catpv(t, "FREED");
216 sv_catpv(t, "UNDEF");
250 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
270 sv_catpv(t, "(null)");
272 SV *tmp = newSVpvn("", 0);
275 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
276 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
280 else if (SvNOKp(sv)) {
281 RESTORE_NUMERIC_STANDARD();
282 Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
283 RESTORE_NUMERIC_LOCAL();
285 else if (SvIOKp(sv)) { /* XXXX: IV, UV? */
287 Perl_sv_catpvf(aTHX_ t, "(%lu)",(unsigned long)SvUVX(sv));
289 Perl_sv_catpvf(aTHX_ t, "(%ld)",(long)SvIVX(sv));
303 Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm)
308 Perl_dump_indent(aTHX_ level, file, "{}\n");
311 Perl_dump_indent(aTHX_ level, file, "{\n");
313 if (pm->op_pmflags & PMf_ONCE)
318 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
319 ch, pm->op_pmregexp->precomp, ch,
320 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
322 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
323 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
324 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
325 op_dump(pm->op_pmreplroot);
327 if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
328 SV *tmpsv = newSVpvn("", 0);
329 if (pm->op_pmdynflags & PMdf_USED)
330 sv_catpv(tmpsv, ",USED");
331 if (pm->op_pmdynflags & PMdf_TAINTED)
332 sv_catpv(tmpsv, ",TAINTED");
333 if (pm->op_pmflags & PMf_ONCE)
334 sv_catpv(tmpsv, ",ONCE");
335 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
336 && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
337 sv_catpv(tmpsv, ",SCANFIRST");
338 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
339 && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
340 sv_catpv(tmpsv, ",ALL");
341 if (pm->op_pmflags & PMf_SKIPWHITE)
342 sv_catpv(tmpsv, ",SKIPWHITE");
343 if (pm->op_pmflags & PMf_CONST)
344 sv_catpv(tmpsv, ",CONST");
345 if (pm->op_pmflags & PMf_KEEP)
346 sv_catpv(tmpsv, ",KEEP");
347 if (pm->op_pmflags & PMf_GLOBAL)
348 sv_catpv(tmpsv, ",GLOBAL");
349 if (pm->op_pmflags & PMf_CONTINUE)
350 sv_catpv(tmpsv, ",CONTINUE");
351 if (pm->op_pmflags & PMf_RETAINT)
352 sv_catpv(tmpsv, ",RETAINT");
353 if (pm->op_pmflags & PMf_EVAL)
354 sv_catpv(tmpsv, ",EVAL");
355 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
359 Perl_dump_indent(aTHX_ level-1, file, "}\n");
363 Perl_pmop_dump(pTHX_ PMOP *pm)
365 do_pmop_dump(0, Perl_debug_log, pm);
369 Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o)
373 Perl_dump_indent(aTHX_ level, file, "{\n");
376 PerlIO_printf(file, "%-4d", o->op_seq);
378 PerlIO_printf(file, " ");
379 PerlIO_printf(file, "%*sTYPE = %s ===> ", PL_dumpindent*level-4, "", PL_op_name[o->op_type]);
382 PerlIO_printf(file, "%d\n", o->op_next->op_seq);
384 PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
387 PerlIO_printf(file, "DONE\n");
389 if (o->op_type == OP_NULL)
390 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
392 Perl_dump_indent(aTHX_ level, file, "TARG = %d\n", o->op_targ);
395 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%lx => 0x%lx\n",o, o->op_next);
398 SV *tmpsv = newSVpvn("", 0);
399 switch (o->op_flags & OPf_WANT) {
401 sv_catpv(tmpsv, ",VOID");
403 case OPf_WANT_SCALAR:
404 sv_catpv(tmpsv, ",SCALAR");
407 sv_catpv(tmpsv, ",LIST");
410 sv_catpv(tmpsv, ",UNKNOWN");
413 if (o->op_flags & OPf_KIDS)
414 sv_catpv(tmpsv, ",KIDS");
415 if (o->op_flags & OPf_PARENS)
416 sv_catpv(tmpsv, ",PARENS");
417 if (o->op_flags & OPf_STACKED)
418 sv_catpv(tmpsv, ",STACKED");
419 if (o->op_flags & OPf_REF)
420 sv_catpv(tmpsv, ",REF");
421 if (o->op_flags & OPf_MOD)
422 sv_catpv(tmpsv, ",MOD");
423 if (o->op_flags & OPf_SPECIAL)
424 sv_catpv(tmpsv, ",SPECIAL");
425 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
429 SV *tmpsv = newSVpvn("", 0);
430 if (o->op_type == OP_AASSIGN) {
431 if (o->op_private & OPpASSIGN_COMMON)
432 sv_catpv(tmpsv, ",COMMON");
434 else if (o->op_type == OP_SASSIGN) {
435 if (o->op_private & OPpASSIGN_BACKWARDS)
436 sv_catpv(tmpsv, ",BACKWARDS");
438 else if (o->op_type == OP_TRANS) {
439 if (o->op_private & OPpTRANS_SQUASH)
440 sv_catpv(tmpsv, ",SQUASH");
441 if (o->op_private & OPpTRANS_DELETE)
442 sv_catpv(tmpsv, ",DELETE");
443 if (o->op_private & OPpTRANS_COMPLEMENT)
444 sv_catpv(tmpsv, ",COMPLEMENT");
446 else if (o->op_type == OP_REPEAT) {
447 if (o->op_private & OPpREPEAT_DOLIST)
448 sv_catpv(tmpsv, ",DOLIST");
450 else if (o->op_type == OP_ENTERSUB ||
451 o->op_type == OP_RV2SV ||
452 o->op_type == OP_RV2AV ||
453 o->op_type == OP_RV2HV ||
454 o->op_type == OP_RV2GV ||
455 o->op_type == OP_AELEM ||
456 o->op_type == OP_HELEM )
458 if (o->op_type == OP_ENTERSUB) {
459 if (o->op_private & OPpENTERSUB_AMPER)
460 sv_catpv(tmpsv, ",AMPER");
461 if (o->op_private & OPpENTERSUB_DB)
462 sv_catpv(tmpsv, ",DB");
464 switch (o->op_private & OPpDEREF) {
466 sv_catpv(tmpsv, ",SV");
469 sv_catpv(tmpsv, ",AV");
472 sv_catpv(tmpsv, ",HV");
475 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
476 if (o->op_private & OPpLVAL_DEFER)
477 sv_catpv(tmpsv, ",LVAL_DEFER");
480 if (o->op_private & HINT_STRICT_REFS)
481 sv_catpv(tmpsv, ",STRICT_REFS");
484 else if (o->op_type == OP_CONST) {
485 if (o->op_private & OPpCONST_BARE)
486 sv_catpv(tmpsv, ",BARE");
487 if (o->op_private & OPpCONST_STRICT)
488 sv_catpv(tmpsv, ",STRICT");
490 else if (o->op_type == OP_FLIP) {
491 if (o->op_private & OPpFLIP_LINENUM)
492 sv_catpv(tmpsv, ",LINENUM");
494 else if (o->op_type == OP_FLOP) {
495 if (o->op_private & OPpFLIP_LINENUM)
496 sv_catpv(tmpsv, ",LINENUM");
498 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
499 sv_catpv(tmpsv, ",INTRO");
501 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
505 switch (o->op_type) {
509 SV *tmpsv = NEWSV(0,0);
512 gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch);
513 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
517 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
520 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
525 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",cCOPo->cop_line);
526 if (cCOPo->cop_label)
527 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",cCOPo->cop_label);
530 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
531 if (cLOOPo->op_redoop)
532 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
534 PerlIO_printf(file, "DONE\n");
535 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
536 if (cLOOPo->op_nextop)
537 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
539 PerlIO_printf(file, "DONE\n");
540 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
541 if (cLOOPo->op_lastop)
542 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
544 PerlIO_printf(file, "DONE\n");
547 Perl_dump_indent(aTHX_ level, file, "TRUE ===> ");
548 if (cCONDOPo->op_true)
549 PerlIO_printf(file, "%d\n", cCONDOPo->op_true->op_seq);
551 PerlIO_printf(file, "DONE\n");
552 Perl_dump_indent(aTHX_ level, file, "FALSE ===> ");
553 if (cCONDOPo->op_false)
554 PerlIO_printf(file, "%d\n", cCONDOPo->op_false->op_seq);
556 PerlIO_printf(file, "DONE\n");
562 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
563 if (cLOGOPo->op_other)
564 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
566 PerlIO_printf(file, "DONE\n");
572 do_pmop_dump(level, file, cPMOPo);
577 if (o->op_flags & OPf_KIDS) {
579 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
580 do_op_dump(level, file, kid);
582 Perl_dump_indent(aTHX_ level-1, file, "}\n");
586 Perl_op_dump(pTHX_ OP *o)
588 do_op_dump(0, Perl_debug_log, o);
592 Perl_gv_dump(pTHX_ GV *gv)
597 PerlIO_printf(Perl_debug_log, "{}\n");
601 PerlIO_printf(Perl_debug_log, "{\n");
602 gv_fullname3(sv, gv, Nullch);
603 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
604 if (gv != GvEGV(gv)) {
605 gv_efullname3(sv, GvEGV(gv), Nullch);
606 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
608 PerlIO_putc(Perl_debug_log, '\n');
609 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
613 Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
615 for (; mg; mg = mg->mg_moremagic) {
616 Perl_dump_indent(aTHX_ level, file, " MAGIC = 0x%lx\n", (long)mg);
617 if (mg->mg_virtual) {
618 MGVTBL *v = mg->mg_virtual;
620 if (v == &PL_vtbl_sv) s = "sv";
621 else if (v == &PL_vtbl_env) s = "env";
622 else if (v == &PL_vtbl_envelem) s = "envelem";
623 else if (v == &PL_vtbl_sig) s = "sig";
624 else if (v == &PL_vtbl_sigelem) s = "sigelem";
625 else if (v == &PL_vtbl_pack) s = "pack";
626 else if (v == &PL_vtbl_packelem) s = "packelem";
627 else if (v == &PL_vtbl_dbline) s = "dbline";
628 else if (v == &PL_vtbl_isa) s = "isa";
629 else if (v == &PL_vtbl_arylen) s = "arylen";
630 else if (v == &PL_vtbl_glob) s = "glob";
631 else if (v == &PL_vtbl_mglob) s = "mglob";
632 else if (v == &PL_vtbl_nkeys) s = "nkeys";
633 else if (v == &PL_vtbl_taint) s = "taint";
634 else if (v == &PL_vtbl_substr) s = "substr";
635 else if (v == &PL_vtbl_vec) s = "vec";
636 else if (v == &PL_vtbl_pos) s = "pos";
637 else if (v == &PL_vtbl_bm) s = "bm";
638 else if (v == &PL_vtbl_fm) s = "fm";
639 else if (v == &PL_vtbl_uvar) s = "uvar";
640 else if (v == &PL_vtbl_defelem) s = "defelem";
641 #ifdef USE_LOCALE_COLLATE
642 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
644 else if (v == &PL_vtbl_amagic) s = "amagic";
645 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
646 else if (v == &PL_vtbl_backref) s = "backref";
648 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
650 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%lx\n", (long)v);
653 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
656 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
658 if (isPRINT(mg->mg_type))
659 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
661 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
664 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
665 if (mg->mg_flags & MGf_TAINTEDDIR)
666 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
667 if (mg->mg_flags & MGf_REFCOUNTED)
668 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
669 if (mg->mg_flags & MGf_GSKIP)
670 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
671 if (mg->mg_flags & MGf_MINMATCH)
672 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
675 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%lx\n", (long)mg->mg_obj);
676 if (mg->mg_flags & MGf_REFCOUNTED)
677 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
680 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %d\n", mg->mg_len);
682 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%lx", (long)mg->mg_ptr);
683 if (mg->mg_len >= 0) {
684 SV *sv = newSVpvn("", 0);
685 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
688 else if (mg->mg_len == HEf_SVKEY) {
689 PerlIO_puts(file, " => HEf_SVKEY\n");
690 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
694 PerlIO_puts(file, " ???? - please notify IZ");
695 PerlIO_putc(file, '\n');
701 Perl_magic_dump(pTHX_ MAGIC *mg)
703 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
707 Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
709 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
710 if (sv && HvNAME(sv))
711 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
713 PerlIO_putc(file, '\n');
717 Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
719 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
720 if (sv && GvNAME(sv))
721 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
723 PerlIO_putc(file, '\n');
727 Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
729 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
730 if (sv && GvNAME(sv)) {
731 PerlIO_printf(file, "\t\"");
732 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
733 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
734 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
737 PerlIO_putc(file, '\n');
741 Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
744 SV *d = sv_newmortal();
751 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
758 Perl_sv_setpvf(aTHX_ d, "(0x%lx) at 0x%lx\n%*s REFCNT = %ld\n%*s FLAGS = (",
759 (unsigned long)SvANY(sv), (unsigned long)sv,
760 PL_dumpindent*level, "", (long)SvREFCNT(sv),
761 PL_dumpindent*level, "");
763 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
764 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
765 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
766 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
767 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
768 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
769 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
770 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
772 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
773 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
774 if (flags & SVf_POK) sv_catpv(d, "POK,");
775 if (flags & SVf_ROK) {
777 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
779 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
780 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
781 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
783 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
784 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
785 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
786 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
787 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
792 if (CvANON(sv)) sv_catpv(d, "ANON,");
793 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
794 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
795 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
796 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
797 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
800 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
801 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
804 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
805 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
806 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
807 if (GvIMPORTED(sv)) {
808 sv_catpv(d, "IMPORT");
809 if (GvIMPORTED(sv) == GVf_IMPORTED)
813 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
814 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
815 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
816 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
822 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
823 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
826 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
827 if (SvVALID(sv)) sv_catpv(d, "VALID,");
831 if (*(SvEND(d) - 1) == ',')
832 SvPVX(d)[--SvCUR(d)] = '\0';
836 Perl_dump_indent(aTHX_ level, file, "SV = ");
839 PerlIO_printf(file, "NULL%s\n", s);
842 PerlIO_printf(file, "IV%s\n", s);
845 PerlIO_printf(file, "NV%s\n", s);
848 PerlIO_printf(file, "RV%s\n", s);
851 PerlIO_printf(file, "PV%s\n", s);
854 PerlIO_printf(file, "PVIV%s\n", s);
857 PerlIO_printf(file, "PVNV%s\n", s);
860 PerlIO_printf(file, "PVBM%s\n", s);
863 PerlIO_printf(file, "PVMG%s\n", s);
866 PerlIO_printf(file, "PVLV%s\n", s);
869 PerlIO_printf(file, "PVAV%s\n", s);
872 PerlIO_printf(file, "PVHV%s\n", s);
875 PerlIO_printf(file, "PVCV%s\n", s);
878 PerlIO_printf(file, "PVGV%s\n", s);
881 PerlIO_printf(file, "PVFM%s\n", s);
884 PerlIO_printf(file, "PVIO%s\n", s);
887 PerlIO_printf(file, "UNKNOWN(0x%x) %s\n", type, s);
890 if (type >= SVt_PVIV || type == SVt_IV) {
892 Perl_dump_indent(aTHX_ level, file, " UV = %lu", (unsigned long)SvUVX(sv));
894 Perl_dump_indent(aTHX_ level, file, " IV = %ld", (long)SvIVX(sv));
896 PerlIO_printf(file, " (OFFSET)");
897 PerlIO_putc(file, '\n');
899 if (type >= SVt_PVNV || type == SVt_NV) {
900 RESTORE_NUMERIC_STANDARD();
901 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
902 RESTORE_NUMERIC_LOCAL();
905 Perl_dump_indent(aTHX_ level, file, " RV = 0x%lx\n", (long)SvRV(sv));
907 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
912 if (type <= SVt_PVLV) {
914 Perl_dump_indent(aTHX_ level, file," PV = 0x%lx ", (long)SvPVX(sv));
916 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
917 PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
918 Perl_dump_indent(aTHX_ level, file, " CUR = %ld\n", (long)SvCUR(sv));
919 Perl_dump_indent(aTHX_ level, file, " LEN = %ld\n", (long)SvLEN(sv));
922 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
924 if (type >= SVt_PVMG) {
926 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
928 do_hv_dump(level, file, " STASH", SvSTASH(sv));
932 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
933 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %ld\n", (long)LvTARGOFF(sv));
934 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %ld\n", (long)LvTARGLEN(sv));
935 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%lx\n", (long)LvTARG(sv));
936 /* XXX level+1 ??? */
937 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
940 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%lx", (long)AvARRAY(sv));
941 if (AvARRAY(sv) != AvALLOC(sv)) {
942 PerlIO_printf(file, " (offset=%d)\n", (AvARRAY(sv) - AvALLOC(sv)));
943 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%lx\n", (long)AvALLOC(sv));
946 PerlIO_putc(file, '\n');
947 Perl_dump_indent(aTHX_ level, file, " FILL = %ld\n", (long)AvFILLp(sv));
948 Perl_dump_indent(aTHX_ level, file, " MAX = %ld\n", (long)AvMAX(sv));
949 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%lx\n", (long)AvARYLEN(sv));
952 if (flags & AVf_REAL) sv_catpv(d, ",REAL");
953 if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
954 if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
955 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
956 if (nest < maxnest && av_len((AV*)sv) >= 0) {
958 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
959 SV** elt = av_fetch((AV*)sv,count,0);
961 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %ld\n", (long)count);
963 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
968 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%lx",(long)HvARRAY(sv));
969 if (HvARRAY(sv) && HvKEYS(sv)) {
970 /* Show distribution of HEs in the ARRAY */
972 #define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
975 U32 pow2 = 2, keys = HvKEYS(sv);
978 PerlIO_printf(file, " (");
979 Zero(freq, FREQ_MAX + 1, int);
980 for (i = 0; i <= HvMAX(sv); i++) {
981 HE* h; int count = 0;
982 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
984 if (count > FREQ_MAX)
990 for (i = 0; i <= max; i++) {
992 PerlIO_printf(file, "%d%s:%d", i,
993 (i == FREQ_MAX) ? "+" : "",
996 PerlIO_printf(file, ", ");
999 PerlIO_putc(file, ')');
1000 /* Now calculate quality wrt theoretical value */
1001 for (i = max; i > 0; i--) { /* Precision: count down. */
1002 sum += freq[i] * i * i;
1004 while (keys = keys >> 1)
1006 /* Approximate by Poisson distribution */
1007 theoret = HvKEYS(sv);
1008 theoret += theoret * theoret/pow2;
1009 PerlIO_putc(file, '\n');
1010 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1f%%", theoret/sum*100);
1012 PerlIO_putc(file, '\n');
1013 Perl_dump_indent(aTHX_ level, file, " KEYS = %ld\n", (long)HvKEYS(sv));
1014 Perl_dump_indent(aTHX_ level, file, " FILL = %ld\n", (long)HvFILL(sv));
1015 Perl_dump_indent(aTHX_ level, file, " MAX = %ld\n", (long)HvMAX(sv));
1016 Perl_dump_indent(aTHX_ level, file, " RITER = %ld\n", (long)HvRITER(sv));
1017 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%lx\n",(long) HvEITER(sv));
1019 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%lx\n",(long)HvPMROOT(sv));
1021 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
1022 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1025 int count = maxnest - nest;
1028 while ((he = hv_iternext(hv)) && count--) {
1032 U32 hash = HeHASH(he);
1034 key = hv_iterkey(he, &len);
1035 elt = hv_iterval(hv, he);
1036 Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%lx\n", pv_display(d, key, len, 0, pvlim), hash);
1037 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1039 hv_iterinit(hv); /* Return to status quo */
1044 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
1047 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1049 Perl_dump_indent(aTHX_ level, file, " START = 0x%lx ===> %d\n", (long)CvSTART(sv), CvSTART(sv)->op_seq);
1050 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%lx\n", (long)CvROOT(sv));
1051 if (CvROOT(sv) && dumpops)
1052 do_op_dump(level+1, file, CvROOT(sv));
1053 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%lx\n", (long)CvXSUB(sv));
1054 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %ld\n", (long)CvXSUBANY(sv).any_i32);
1055 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
1056 do_gv_dump(level, file, " FILEGV", CvFILEGV(sv));
1057 Perl_dump_indent(aTHX_ level, file, " DEPTH = %ld\n", (long)CvDEPTH(sv));
1059 Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%lx\n", (long)CvMUTEXP(sv));
1060 Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%lx\n", (long)CvOWNER(sv));
1061 #endif /* USE_THREADS */
1062 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%lx\n", (unsigned long)CvFLAGS(sv));
1063 if (type == SVt_PVFM)
1064 Perl_dump_indent(aTHX_ level, file, " LINES = %ld\n", (long)FmLINES(sv));
1065 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%lx\n", (long)CvPADLIST(sv));
1066 if (nest < maxnest && CvPADLIST(sv)) {
1067 AV* padlist = CvPADLIST(sv);
1068 AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
1069 AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
1070 SV** pname = AvARRAY(pad_name);
1071 SV** ppad = AvARRAY(pad);
1074 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
1075 if (SvPOK(pname[ix]))
1076 Perl_dump_indent(aTHX_ level, /* %5d below is enough whitespace. */
1078 "%5d. 0x%lx (%s\"%s\" %ld-%ld)\n",
1080 SvFAKE(pname[ix]) ? "FAKE " : "",
1082 (long)I_32(SvNVX(pname[ix])),
1083 (long)SvIVX(pname[ix]));
1087 CV *outside = CvOUTSIDE(sv);
1088 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%lx (%s)\n",
1091 : CvANON(outside) ? "ANON"
1092 : (outside == PL_main_cv) ? "MAIN"
1093 : CvUNIQUE(outside) ? "UNIQUE"
1094 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1096 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1097 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1100 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
1101 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %ld\n", (long)GvNAMELEN(sv));
1102 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
1103 Perl_dump_indent(aTHX_ level, file, " GP = 0x%lx\n", (long)GvGP(sv));
1104 Perl_dump_indent(aTHX_ level, file, " SV = 0x%lx\n", (long)GvSV(sv));
1105 Perl_dump_indent(aTHX_ level, file, " REFCNT = %ld\n", (long)GvREFCNT(sv));
1106 Perl_dump_indent(aTHX_ level, file, " IO = 0x%lx\n", (long)GvIOp(sv));
1107 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%lx\n", (long)GvFORM(sv));
1108 Perl_dump_indent(aTHX_ level, file, " AV = 0x%lx\n", (long)GvAV(sv));
1109 Perl_dump_indent(aTHX_ level, file, " HV = 0x%lx\n", (long)GvHV(sv));
1110 Perl_dump_indent(aTHX_ level, file, " CV = 0x%lx\n", (long)GvCV(sv));
1111 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%lx\n", (long)GvCVGEN(sv));
1112 Perl_dump_indent(aTHX_ level, file, " LASTEXPR = %ld\n", (long)GvLASTEXPR(sv));
1113 Perl_dump_indent(aTHX_ level, file, " LINE = %ld\n", (long)GvLINE(sv));
1114 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%x\n", (int)GvFLAGS(sv));
1115 do_gv_dump (level, file, " FILEGV", GvFILEGV(sv));
1116 do_gv_dump (level, file, " EGV", GvEGV(sv));
1119 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%lx\n", (long)IoIFP(sv));
1120 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%lx\n", (long)IoOFP(sv));
1121 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%lx\n", (long)IoDIRP(sv));
1122 Perl_dump_indent(aTHX_ level, file, " LINES = %ld\n", (long)IoLINES(sv));
1123 Perl_dump_indent(aTHX_ level, file, " PAGE = %ld\n", (long)IoPAGE(sv));
1124 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %ld\n", (long)IoPAGE_LEN(sv));
1125 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %ld\n", (long)IoLINES_LEFT(sv));
1127 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
1128 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
1130 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
1131 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
1132 if (IoBOTTOM_NAME(sv))
1133 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
1134 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
1135 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %ld\n", (long)IoSUBPROCESS(sv));
1136 if (isPRINT(IoTYPE(sv)))
1137 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
1139 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
1140 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%lx\n", (long)IoFLAGS(sv));
1146 Perl_sv_dump(pTHX_ SV *sv)
1148 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);