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.'"
19 #define DBL_DIG 15 /* A guess that works lots of places */
23 dump_indent(I32 level, PerlIO *file, const char* pat, ...)
29 PerlIO_printf(file, "%*s", level*PL_dumpindent, "");
30 PerlIO_vprintf(file, pat, args);
38 PerlIO_setlinebuf(Perl_debug_log);
40 op_dump(PL_main_root);
41 dump_packsubs(PL_defstash);
45 dump_packsubs(HV *stash)
53 for (i = 0; i <= (I32) HvMAX(stash); i++) {
54 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
55 GV *gv = (GV*)HeVAL(entry);
57 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
63 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
64 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
65 dump_packsubs(hv); /* nested package */
73 SV *sv = sv_newmortal();
75 gv_fullname3(sv, gv, Nullch);
76 dump_indent(0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
78 dump_indent(0, Perl_debug_log, "(xsub 0x%x %d)\n",
79 (long)CvXSUB(GvCV(gv)),
80 CvXSUBANY(GvCV(gv)).any_i32);
81 else if (CvROOT(GvCV(gv)))
82 op_dump(CvROOT(GvCV(gv)));
84 dump_indent(0, Perl_debug_log, "<undef>\n");
90 SV *sv = sv_newmortal();
92 gv_fullname3(sv, gv, Nullch);
93 dump_indent(0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
94 if (CvROOT(GvFORM(gv)))
95 op_dump(CvROOT(GvFORM(gv)));
97 dump_indent(0, Perl_debug_log, "<undef>\n");
103 op_dump(PL_eval_root);
107 pv_display(SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
110 int nul_terminated = len > cur && pv[cur] == '\0';
112 sv_setpvn(sv, "\"", 1);
113 for (; cur--; pv++) {
114 if (pvlim && SvCUR(sv) >= pvlim) {
120 case '\t': sv_catpvn(sv, "\\t", 2); break;
121 case '\n': sv_catpvn(sv, "\\n", 2); break;
122 case '\r': sv_catpvn(sv, "\\r", 2); break;
123 case '\f': sv_catpvn(sv, "\\f", 2); break;
124 case '"': sv_catpvn(sv, "\\\"", 2); break;
125 case '\\': sv_catpvn(sv, "\\\\", 2); break;
126 default: sv_catpvn(sv, pv, 1); break;
130 if (cur && isDIGIT(*(pv+1)))
131 sv_catpvf(sv, "\\%03o", *pv);
133 sv_catpvf(sv, "\\%o", *pv);
136 sv_catpvn(sv, "\"", 1);
138 sv_catpvn(sv, "...", 3);
140 sv_catpvn(sv, "\\0", 2);
148 SV *t = sv_newmortal();
158 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
162 else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
163 if (sv == &PL_sv_undef) {
164 sv_catpv(t, "SV_UNDEF");
165 if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
166 SVs_GMG|SVs_SMG|SVs_RMG)) &&
170 else if (sv == &PL_sv_no) {
171 sv_catpv(t, "SV_NO");
172 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
173 SVs_GMG|SVs_SMG|SVs_RMG)) &&
174 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
181 sv_catpv(t, "SV_YES");
182 if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
183 SVs_GMG|SVs_SMG|SVs_RMG)) &&
184 !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
187 SvPVX(sv) && *SvPVX(sv) == '1' &&
193 else if (SvREFCNT(sv) == 0) {
199 if (SvCUR(t) + unref > 10) {
200 SvCUR(t) = unref + 3;
208 switch (SvTYPE(sv)) {
210 sv_catpv(t, "FREED");
214 sv_catpv(t, "UNDEF");
248 sv_catpvf(t, "CV(%s)", GvNAME(CvGV(sv)));
268 sv_catpv(t, "(null)");
270 SV *tmp = newSVpvn("", 0);
273 sv_catpvf(t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
274 sv_catpvf(t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
278 else if (SvNOKp(sv)) {
279 SET_NUMERIC_STANDARD();
280 sv_catpvf(t, "(%g)",SvNVX(sv));
282 else if (SvIOKp(sv)) { /* XXXX: IV, UV? */
284 sv_catpvf(t, "(%lu)",(unsigned long)SvUVX(sv));
286 sv_catpvf(t, "(%ld)",(long)SvIVX(sv));
300 do_pmop_dump(I32 level, PerlIO *file, PMOP *pm)
305 dump_indent(level, file, "{}\n");
308 dump_indent(level, file, "{\n");
310 if (pm->op_pmflags & PMf_ONCE)
315 dump_indent(level, file, "PMf_PRE %c%s%c%s\n",
316 ch, pm->op_pmregexp->precomp, ch,
317 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
319 dump_indent(level, file, "PMf_PRE (RUNTIME)\n");
320 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
321 dump_indent(level, file, "PMf_REPL = ");
322 op_dump(pm->op_pmreplroot);
324 if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
325 SV *tmpsv = newSVpvn("", 0);
326 if (pm->op_pmdynflags & PMdf_USED)
327 sv_catpv(tmpsv, ",USED");
328 if (pm->op_pmdynflags & PMdf_TAINTED)
329 sv_catpv(tmpsv, ",TAINTED");
330 if (pm->op_pmflags & PMf_ONCE)
331 sv_catpv(tmpsv, ",ONCE");
332 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
333 && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
334 sv_catpv(tmpsv, ",SCANFIRST");
335 if (pm->op_pmregexp && pm->op_pmregexp->check_substr
336 && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
337 sv_catpv(tmpsv, ",ALL");
338 if (pm->op_pmflags & PMf_SKIPWHITE)
339 sv_catpv(tmpsv, ",SKIPWHITE");
340 if (pm->op_pmflags & PMf_CONST)
341 sv_catpv(tmpsv, ",CONST");
342 if (pm->op_pmflags & PMf_KEEP)
343 sv_catpv(tmpsv, ",KEEP");
344 if (pm->op_pmflags & PMf_GLOBAL)
345 sv_catpv(tmpsv, ",GLOBAL");
346 if (pm->op_pmflags & PMf_CONTINUE)
347 sv_catpv(tmpsv, ",CONTINUE");
348 if (pm->op_pmflags & PMf_RETAINT)
349 sv_catpv(tmpsv, ",RETAINT");
350 if (pm->op_pmflags & PMf_EVAL)
351 sv_catpv(tmpsv, ",EVAL");
352 dump_indent(level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
356 dump_indent(level-1, file, "}\n");
362 do_pmop_dump(0, Perl_debug_log, pm);
366 do_op_dump(I32 level, PerlIO *file, OP *o)
370 dump_indent(level, file, "{\n");
373 PerlIO_printf(file, "%-4d", o->op_seq);
375 PerlIO_printf(file, " ");
376 PerlIO_printf(file, "%*sTYPE = %s ===> ", PL_dumpindent*level-4, "", PL_op_name[o->op_type]);
379 PerlIO_printf(file, "%d\n", o->op_next->op_seq);
381 PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
384 PerlIO_printf(file, "DONE\n");
386 if (o->op_type == OP_NULL)
387 dump_indent(level, file, " (was %s)\n", PL_op_name[o->op_targ]);
389 dump_indent(level, file, "TARG = %d\n", o->op_targ);
392 dump_indent(level, file, "ADDR = 0x%lx => 0x%lx\n",o, o->op_next);
395 SV *tmpsv = newSVpvn("", 0);
396 switch (o->op_flags & OPf_WANT) {
398 sv_catpv(tmpsv, ",VOID");
400 case OPf_WANT_SCALAR:
401 sv_catpv(tmpsv, ",SCALAR");
404 sv_catpv(tmpsv, ",LIST");
407 sv_catpv(tmpsv, ",UNKNOWN");
410 if (o->op_flags & OPf_KIDS)
411 sv_catpv(tmpsv, ",KIDS");
412 if (o->op_flags & OPf_PARENS)
413 sv_catpv(tmpsv, ",PARENS");
414 if (o->op_flags & OPf_STACKED)
415 sv_catpv(tmpsv, ",STACKED");
416 if (o->op_flags & OPf_REF)
417 sv_catpv(tmpsv, ",REF");
418 if (o->op_flags & OPf_MOD)
419 sv_catpv(tmpsv, ",MOD");
420 if (o->op_flags & OPf_SPECIAL)
421 sv_catpv(tmpsv, ",SPECIAL");
422 dump_indent(level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
426 SV *tmpsv = newSVpvn("", 0);
427 if (o->op_type == OP_AASSIGN) {
428 if (o->op_private & OPpASSIGN_COMMON)
429 sv_catpv(tmpsv, ",COMMON");
431 else if (o->op_type == OP_SASSIGN) {
432 if (o->op_private & OPpASSIGN_BACKWARDS)
433 sv_catpv(tmpsv, ",BACKWARDS");
435 else if (o->op_type == OP_TRANS) {
436 if (o->op_private & OPpTRANS_SQUASH)
437 sv_catpv(tmpsv, ",SQUASH");
438 if (o->op_private & OPpTRANS_DELETE)
439 sv_catpv(tmpsv, ",DELETE");
440 if (o->op_private & OPpTRANS_COMPLEMENT)
441 sv_catpv(tmpsv, ",COMPLEMENT");
443 else if (o->op_type == OP_REPEAT) {
444 if (o->op_private & OPpREPEAT_DOLIST)
445 sv_catpv(tmpsv, ",DOLIST");
447 else if (o->op_type == OP_ENTERSUB ||
448 o->op_type == OP_RV2SV ||
449 o->op_type == OP_RV2AV ||
450 o->op_type == OP_RV2HV ||
451 o->op_type == OP_RV2GV ||
452 o->op_type == OP_AELEM ||
453 o->op_type == OP_HELEM )
455 if (o->op_type == OP_ENTERSUB) {
456 if (o->op_private & OPpENTERSUB_AMPER)
457 sv_catpv(tmpsv, ",AMPER");
458 if (o->op_private & OPpENTERSUB_DB)
459 sv_catpv(tmpsv, ",DB");
461 switch (o->op_private & OPpDEREF) {
463 sv_catpv(tmpsv, ",SV");
466 sv_catpv(tmpsv, ",AV");
469 sv_catpv(tmpsv, ",HV");
472 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
473 if (o->op_private & OPpLVAL_DEFER)
474 sv_catpv(tmpsv, ",LVAL_DEFER");
477 if (o->op_private & HINT_STRICT_REFS)
478 sv_catpv(tmpsv, ",STRICT_REFS");
481 else if (o->op_type == OP_CONST) {
482 if (o->op_private & OPpCONST_BARE)
483 sv_catpv(tmpsv, ",BARE");
485 else if (o->op_type == OP_FLIP) {
486 if (o->op_private & OPpFLIP_LINENUM)
487 sv_catpv(tmpsv, ",LINENUM");
489 else if (o->op_type == OP_FLOP) {
490 if (o->op_private & OPpFLIP_LINENUM)
491 sv_catpv(tmpsv, ",LINENUM");
493 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
494 sv_catpv(tmpsv, ",INTRO");
496 dump_indent(level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
500 switch (o->op_type) {
504 SV *tmpsv = NEWSV(0,0);
507 gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch);
508 dump_indent(level, file, "GV = %s\n", SvPV(tmpsv, n_a));
512 dump_indent(level, file, "GV = NULL\n");
515 dump_indent(level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
520 dump_indent(level, file, "LINE = %d\n",cCOPo->cop_line);
521 if (cCOPo->cop_label)
522 dump_indent(level, file, "LABEL = \"%s\"\n",cCOPo->cop_label);
525 dump_indent(level, file, "REDO ===> ");
526 if (cLOOPo->op_redoop)
527 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
529 PerlIO_printf(file, "DONE\n");
530 dump_indent(level, file, "NEXT ===> ");
531 if (cLOOPo->op_nextop)
532 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
534 PerlIO_printf(file, "DONE\n");
535 dump_indent(level, file, "LAST ===> ");
536 if (cLOOPo->op_lastop)
537 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
539 PerlIO_printf(file, "DONE\n");
542 dump_indent(level, file, "TRUE ===> ");
543 if (cCONDOPo->op_true)
544 PerlIO_printf(file, "%d\n", cCONDOPo->op_true->op_seq);
546 PerlIO_printf(file, "DONE\n");
547 dump_indent(level, file, "FALSE ===> ");
548 if (cCONDOPo->op_false)
549 PerlIO_printf(file, "%d\n", cCONDOPo->op_false->op_seq);
551 PerlIO_printf(file, "DONE\n");
557 dump_indent(level, file, "OTHER ===> ");
558 if (cLOGOPo->op_other)
559 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
561 PerlIO_printf(file, "DONE\n");
567 do_pmop_dump(level, file, cPMOPo);
572 if (o->op_flags & OPf_KIDS) {
574 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
575 do_op_dump(level, file, kid);
577 dump_indent(level-1, file, "}\n");
583 do_op_dump(0, Perl_debug_log, o);
592 PerlIO_printf(Perl_debug_log, "{}\n");
596 PerlIO_printf(Perl_debug_log, "{\n");
597 gv_fullname3(sv, gv, Nullch);
598 dump_indent(1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
599 if (gv != GvEGV(gv)) {
600 gv_efullname3(sv, GvEGV(gv), Nullch);
601 dump_indent(1, Perl_debug_log, "-> %s", SvPVX(sv));
603 PerlIO_putc(Perl_debug_log, '\n');
604 dump_indent(0, Perl_debug_log, "}\n");
608 do_magic_dump(I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
610 for (; mg; mg = mg->mg_moremagic) {
611 dump_indent(level, file, " MAGIC = 0x%lx\n", (long)mg);
612 if (mg->mg_virtual) {
613 MGVTBL *v = mg->mg_virtual;
615 if (v == &PL_vtbl_sv) s = "sv";
616 else if (v == &PL_vtbl_env) s = "env";
617 else if (v == &PL_vtbl_envelem) s = "envelem";
618 else if (v == &PL_vtbl_sig) s = "sig";
619 else if (v == &PL_vtbl_sigelem) s = "sigelem";
620 else if (v == &PL_vtbl_pack) s = "pack";
621 else if (v == &PL_vtbl_packelem) s = "packelem";
622 else if (v == &PL_vtbl_dbline) s = "dbline";
623 else if (v == &PL_vtbl_isa) s = "isa";
624 else if (v == &PL_vtbl_arylen) s = "arylen";
625 else if (v == &PL_vtbl_glob) s = "glob";
626 else if (v == &PL_vtbl_mglob) s = "mglob";
627 else if (v == &PL_vtbl_nkeys) s = "nkeys";
628 else if (v == &PL_vtbl_taint) s = "taint";
629 else if (v == &PL_vtbl_substr) s = "substr";
630 else if (v == &PL_vtbl_vec) s = "vec";
631 else if (v == &PL_vtbl_pos) s = "pos";
632 else if (v == &PL_vtbl_bm) s = "bm";
633 else if (v == &PL_vtbl_fm) s = "fm";
634 else if (v == &PL_vtbl_uvar) s = "uvar";
635 else if (v == &PL_vtbl_defelem) s = "defelem";
636 #ifdef USE_LOCALE_COLLATE
637 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
639 else if (v == &PL_vtbl_amagic) s = "amagic";
640 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
641 else if (v == &PL_vtbl_backref) s = "backref";
643 dump_indent(level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
645 dump_indent(level, file, " MG_VIRTUAL = 0x%lx\n", (long)v);
648 dump_indent(level, file, " MG_VIRTUAL = 0\n");
651 dump_indent(level, file, " MG_PRIVATE = %d\n", mg->mg_private);
653 if (isPRINT(mg->mg_type))
654 dump_indent(level, file, " MG_TYPE = '%c'\n", mg->mg_type);
656 dump_indent(level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
659 dump_indent(level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
660 if (mg->mg_flags & MGf_TAINTEDDIR)
661 dump_indent(level, file, " TAINTEDDIR\n");
662 if (mg->mg_flags & MGf_REFCOUNTED)
663 dump_indent(level, file, " REFCOUNTED\n");
664 if (mg->mg_flags & MGf_GSKIP)
665 dump_indent(level, file, " GSKIP\n");
666 if (mg->mg_flags & MGf_MINMATCH)
667 dump_indent(level, file, " MINMATCH\n");
670 dump_indent(level, file, " MG_OBJ = 0x%lx\n", (long)mg->mg_obj);
671 if (mg->mg_flags & MGf_REFCOUNTED)
672 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
675 dump_indent(level, file, " MG_LEN = %d\n", mg->mg_len);
677 dump_indent(level, file, " MG_PTR = 0x%lx", (long)mg->mg_ptr);
678 if (mg->mg_len >= 0) {
679 SV *sv = newSVpvn("", 0);
680 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
683 else if (mg->mg_len == HEf_SVKEY) {
684 PerlIO_puts(file, " => HEf_SVKEY\n");
685 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
689 PerlIO_puts(file, " ???? - please notify IZ");
690 PerlIO_putc(file, '\n');
696 magic_dump(MAGIC *mg)
698 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
702 do_hv_dump(I32 level, PerlIO *file, char *name, HV *sv)
704 dump_indent(level, file, "%s = 0x%lx", name, (long)sv);
705 if (sv && HvNAME(sv))
706 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
708 PerlIO_putc(file, '\n');
712 do_gv_dump(I32 level, PerlIO *file, char *name, GV *sv)
714 dump_indent(level, file, "%s = 0x%lx", name, (long)sv);
715 if (sv && GvNAME(sv))
716 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
718 PerlIO_putc(file, '\n');
722 do_gvgv_dump(I32 level, PerlIO *file, char *name, GV *sv)
724 dump_indent(level, file, "%s = 0x%lx", name, (long)sv);
725 if (sv && GvNAME(sv)) {
726 PerlIO_printf(file, "\t\"");
727 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
728 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
729 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
732 PerlIO_putc(file, '\n');
736 do_sv_dump(I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
739 SV *d = sv_newmortal();
746 dump_indent(level, file, "SV = 0\n");
753 sv_setpvf(d, "(0x%lx) at 0x%lx\n%*s REFCNT = %ld\n%*s FLAGS = (",
754 (unsigned long)SvANY(sv), (unsigned long)sv,
755 PL_dumpindent*level, "", (long)SvREFCNT(sv),
756 PL_dumpindent*level, "");
758 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
759 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
760 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
761 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
762 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
763 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
764 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
765 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
767 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
768 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
769 if (flags & SVf_POK) sv_catpv(d, "POK,");
770 if (flags & SVf_ROK) {
772 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
774 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
775 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
776 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
778 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
779 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
780 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
781 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
782 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
787 if (CvANON(sv)) sv_catpv(d, "ANON,");
788 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
789 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
790 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
791 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
792 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
795 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
796 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
799 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
800 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
801 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
802 if (GvIMPORTED(sv)) {
803 sv_catpv(d, "IMPORT");
804 if (GvIMPORTED(sv) == GVf_IMPORTED)
808 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
809 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
810 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
811 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
817 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
818 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
821 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
822 if (SvVALID(sv)) sv_catpv(d, "VALID,");
826 if (*(SvEND(d) - 1) == ',')
827 SvPVX(d)[--SvCUR(d)] = '\0';
831 dump_indent(level, file, "SV = ");
834 PerlIO_printf(file, "NULL%s\n", s);
837 PerlIO_printf(file, "IV%s\n", s);
840 PerlIO_printf(file, "NV%s\n", s);
843 PerlIO_printf(file, "RV%s\n", s);
846 PerlIO_printf(file, "PV%s\n", s);
849 PerlIO_printf(file, "PVIV%s\n", s);
852 PerlIO_printf(file, "PVNV%s\n", s);
855 PerlIO_printf(file, "PVBM%s\n", s);
858 PerlIO_printf(file, "PVMG%s\n", s);
861 PerlIO_printf(file, "PVLV%s\n", s);
864 PerlIO_printf(file, "PVAV%s\n", s);
867 PerlIO_printf(file, "PVHV%s\n", s);
870 PerlIO_printf(file, "PVCV%s\n", s);
873 PerlIO_printf(file, "PVGV%s\n", s);
876 PerlIO_printf(file, "PVFM%s\n", s);
879 PerlIO_printf(file, "PVIO%s\n", s);
882 PerlIO_printf(file, "UNKNOWN(0x%x) %s\n", type, s);
885 if (type >= SVt_PVIV || type == SVt_IV) {
887 dump_indent(level, file, " UV = %lu", (unsigned long)SvUVX(sv));
889 dump_indent(level, file, " IV = %ld", (long)SvIVX(sv));
891 PerlIO_printf(file, " (OFFSET)");
892 PerlIO_putc(file, '\n');
894 if (type >= SVt_PVNV || type == SVt_NV) {
895 SET_NUMERIC_STANDARD();
896 dump_indent(level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
899 dump_indent(level, file, " RV = 0x%lx\n", (long)SvRV(sv));
901 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
906 if (type <= SVt_PVLV) {
908 dump_indent(level, file," PV = 0x%lx ", (long)SvPVX(sv));
910 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
911 PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
912 dump_indent(level, file, " CUR = %ld\n", (long)SvCUR(sv));
913 dump_indent(level, file, " LEN = %ld\n", (long)SvLEN(sv));
916 dump_indent(level, file, " PV = 0\n");
918 if (type >= SVt_PVMG) {
920 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
922 do_hv_dump(level, file, " STASH", SvSTASH(sv));
926 dump_indent(level, file, " TYPE = %c\n", LvTYPE(sv));
927 dump_indent(level, file, " TARGOFF = %ld\n", (long)LvTARGOFF(sv));
928 dump_indent(level, file, " TARGLEN = %ld\n", (long)LvTARGLEN(sv));
929 dump_indent(level, file, " TARG = 0x%lx\n", (long)LvTARG(sv));
930 /* XXX level+1 ??? */
931 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
934 dump_indent(level, file, " ARRAY = 0x%lx", (long)AvARRAY(sv));
935 if (AvARRAY(sv) != AvALLOC(sv)) {
936 PerlIO_printf(file, " (offset=%d)\n", (AvARRAY(sv) - AvALLOC(sv)));
937 dump_indent(level, file, " ALLOC = 0x%lx\n", (long)AvALLOC(sv));
940 PerlIO_putc(file, '\n');
941 dump_indent(level, file, " FILL = %ld\n", (long)AvFILLp(sv));
942 dump_indent(level, file, " MAX = %ld\n", (long)AvMAX(sv));
943 dump_indent(level, file, " ARYLEN = 0x%lx\n", (long)AvARYLEN(sv));
946 if (flags & AVf_REAL) sv_catpv(d, ",REAL");
947 if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
948 if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
949 dump_indent(level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
950 if (nest < maxnest && av_len((AV*)sv) >= 0) {
952 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
953 SV** elt = av_fetch((AV*)sv,count,0);
955 dump_indent(level + 1, file, "Elt No. %ld\n", (long)count);
957 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
962 dump_indent(level, file, " ARRAY = 0x%lx",(long)HvARRAY(sv));
963 if (HvARRAY(sv) && HvKEYS(sv)) {
964 /* Show distribution of HEs in the ARRAY */
966 #define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
969 U32 pow2 = 2, keys = HvKEYS(sv);
970 double theoret, sum = 0;
972 PerlIO_printf(file, " (");
973 Zero(freq, FREQ_MAX + 1, int);
974 for (i = 0; i <= HvMAX(sv); i++) {
975 HE* h; int count = 0;
976 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
978 if (count > FREQ_MAX)
984 for (i = 0; i <= max; i++) {
986 PerlIO_printf(file, "%d%s:%d", i,
987 (i == FREQ_MAX) ? "+" : "",
990 PerlIO_printf(file, ", ");
993 PerlIO_putc(file, ')');
994 /* Now calculate quality wrt theoretical value */
995 for (i = max; i > 0; i--) { /* Precision: count down. */
996 sum += freq[i] * i * i;
998 while (keys = keys >> 1)
1000 /* Approximate by Poisson distribution */
1001 theoret = HvKEYS(sv);
1002 theoret += theoret * theoret/pow2;
1003 PerlIO_putc(file, '\n');
1004 dump_indent(level, file, " hash quality = %.1f%%", theoret/sum*100);
1006 PerlIO_putc(file, '\n');
1007 dump_indent(level, file, " KEYS = %ld\n", (long)HvKEYS(sv));
1008 dump_indent(level, file, " FILL = %ld\n", (long)HvFILL(sv));
1009 dump_indent(level, file, " MAX = %ld\n", (long)HvMAX(sv));
1010 dump_indent(level, file, " RITER = %ld\n", (long)HvRITER(sv));
1011 dump_indent(level, file, " EITER = 0x%lx\n",(long) HvEITER(sv));
1013 dump_indent(level, file, " PMROOT = 0x%lx\n",(long)HvPMROOT(sv));
1015 dump_indent(level, file, " NAME = \"%s\"\n", HvNAME(sv));
1016 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1019 int count = maxnest - nest;
1022 while ((he = hv_iternext(hv)) && count--) {
1026 U32 hash = HeHASH(he);
1028 key = hv_iterkey(he, &len);
1029 elt = hv_iterval(hv, he);
1030 dump_indent(level+1, file, "Elt %s HASH = 0x%lx\n", pv_display(d, key, len, 0, pvlim), hash);
1031 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1033 hv_iterinit(hv); /* Return to status quo */
1038 dump_indent(level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
1041 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1043 dump_indent(level, file, " START = 0x%lx ===> %d\n", (long)CvSTART(sv), CvSTART(sv)->op_seq);
1044 dump_indent(level, file, " ROOT = 0x%lx\n", (long)CvROOT(sv));
1045 if (CvROOT(sv) && dumpops)
1046 do_op_dump(level+1, file, CvROOT(sv));
1047 dump_indent (level, file, " XSUB = 0x%lx\n", (long)CvXSUB(sv));
1048 dump_indent (level, file, " XSUBANY = %ld\n", (long)CvXSUBANY(sv).any_i32);
1049 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
1050 do_gv_dump (level, file, " FILEGV", CvFILEGV(sv));
1051 dump_indent (level, file, " DEPTH = %ld\n", (long)CvDEPTH(sv));
1053 dump_indent (level, file, " MUTEXP = 0x%lx\n", (long)CvMUTEXP(sv));
1054 dump_indent (level, file, " OWNER = 0x%lx\n", (long)CvOWNER(sv));
1055 #endif /* USE_THREADS */
1056 dump_indent (level, file, " FLAGS = 0x%lx\n", (unsigned long)CvFLAGS(sv));
1057 if (type == SVt_PVFM)
1058 dump_indent(level, file, " LINES = %ld\n", (long)FmLINES(sv));
1059 dump_indent(level, file, " PADLIST = 0x%lx\n", (long)CvPADLIST(sv));
1060 if (nest < maxnest && CvPADLIST(sv)) {
1061 AV* padlist = CvPADLIST(sv);
1062 AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
1063 AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
1064 SV** pname = AvARRAY(pad_name);
1065 SV** ppad = AvARRAY(pad);
1068 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
1069 if (SvPOK(pname[ix]))
1070 dump_indent(level, /* %5d below is enough whitespace. */
1072 "%5d. 0x%lx (%s\"%s\" %ld-%ld)\n",
1074 SvFAKE(pname[ix]) ? "FAKE " : "",
1076 (long)I_32(SvNVX(pname[ix])),
1077 (long)SvIVX(pname[ix]));
1081 CV *outside = CvOUTSIDE(sv);
1082 dump_indent(level, file, " OUTSIDE = 0x%lx (%s)\n",
1085 : CvANON(outside) ? "ANON"
1086 : (outside == PL_main_cv) ? "MAIN"
1087 : CvUNIQUE(outside) ? "UNIQUE"
1088 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1090 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1091 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1094 dump_indent(level, file, " NAME = \"%s\"\n", GvNAME(sv));
1095 dump_indent(level, file, " NAMELEN = %ld\n", (long)GvNAMELEN(sv));
1096 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
1097 dump_indent(level, file, " GP = 0x%lx\n", (long)GvGP(sv));
1098 dump_indent(level, file, " SV = 0x%lx\n", (long)GvSV(sv));
1099 dump_indent(level, file, " REFCNT = %ld\n", (long)GvREFCNT(sv));
1100 dump_indent(level, file, " IO = 0x%lx\n", (long)GvIOp(sv));
1101 dump_indent(level, file, " FORM = 0x%lx\n", (long)GvFORM(sv));
1102 dump_indent(level, file, " AV = 0x%lx\n", (long)GvAV(sv));
1103 dump_indent(level, file, " HV = 0x%lx\n", (long)GvHV(sv));
1104 dump_indent(level, file, " CV = 0x%lx\n", (long)GvCV(sv));
1105 dump_indent(level, file, " CVGEN = 0x%lx\n", (long)GvCVGEN(sv));
1106 dump_indent(level, file, " LASTEXPR = %ld\n", (long)GvLASTEXPR(sv));
1107 dump_indent(level, file, " LINE = %ld\n", (long)GvLINE(sv));
1108 dump_indent(level, file, " FLAGS = 0x%x\n", (int)GvFLAGS(sv));
1109 do_gv_dump (level, file, " FILEGV", GvFILEGV(sv));
1110 do_gv_dump (level, file, " EGV", GvEGV(sv));
1113 dump_indent(level, file, " IFP = 0x%lx\n", (long)IoIFP(sv));
1114 dump_indent(level, file, " OFP = 0x%lx\n", (long)IoOFP(sv));
1115 dump_indent(level, file, " DIRP = 0x%lx\n", (long)IoDIRP(sv));
1116 dump_indent(level, file, " LINES = %ld\n", (long)IoLINES(sv));
1117 dump_indent(level, file, " PAGE = %ld\n", (long)IoPAGE(sv));
1118 dump_indent(level, file, " PAGE_LEN = %ld\n", (long)IoPAGE_LEN(sv));
1119 dump_indent(level, file, " LINES_LEFT = %ld\n", (long)IoLINES_LEFT(sv));
1121 dump_indent(level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
1122 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
1124 dump_indent(level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
1125 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
1126 if (IoBOTTOM_NAME(sv))
1127 dump_indent(level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
1128 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
1129 dump_indent(level, file, " SUBPROCESS = %ld\n", (long)IoSUBPROCESS(sv));
1130 if (isPRINT(IoTYPE(sv)))
1131 dump_indent(level, file, " TYPE = '%c'\n", IoTYPE(sv));
1133 dump_indent(level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
1134 dump_indent(level, file, " FLAGS = 0x%lx\n", (long)IoFLAGS(sv));
1142 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);