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Continue pack() doc honing.
[perl5.git] / dump.c
CommitLineData
a0d0e21e 1/* dump.c
a687059c 2 *
4eb8286e 3 * Copyright (c) 1991-1999, Larry Wall
a687059c 4 *
6e21c824
LW		 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.
8d063cd8 7 *
a0d0e21e
LW		 8 */
9
10/*
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.'"
8d063cd8
LW		 13 */
14
8d063cd8 15#include "EXTERN.h"
864dbfa3 16#define PERL_IN_DUMP_C
8d063cd8 17#include "perl.h"
f722798b 18#include "regcomp.h"
8d063cd8 19
3967c732
JD		 20#ifndef DBL_DIG
21#define DBL_DIG 15 /* A guess that works lots of places */
22#endif
23
24void
864dbfa3 25Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
3967c732 26{
3967c732 27 va_list args;
3967c732 28 va_start(args, pat);
c5be433b 29 dump_vindent(level, file, pat, &args);
3967c732
JD		 30 va_end(args);
31}
8adcabd8
LW		 32
33void
c5be433b
GS		 34Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
35{
36 dTHR;
37 PerlIO_printf(file, "%*s", level*PL_dumpindent, "");
38 PerlIO_vprintf(file, pat, *args);
39}
40
41void
864dbfa3 42Perl_dump_all(pTHX)
79072805 43{
11343788 44 dTHR;
760ac839 45 PerlIO_setlinebuf(Perl_debug_log);
3280af22 46 if (PL_main_root)
3967c732 47 op_dump(PL_main_root);
3280af22 48 dump_packsubs(PL_defstash);
463ee0b2
LW		 49}
50
51void
864dbfa3 52Perl_dump_packsubs(pTHX_ HV *stash)
463ee0b2 53{
11343788 54 dTHR;
a0d0e21e 55 I32 i;
463ee0b2
LW		 56 HE *entry;
57
8990e307
LW		 58 if (!HvARRAY(stash))
59 return;
a0d0e21e 60 for (i = 0; i <= (I32) HvMAX(stash); i++) {
4db58590 61 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
62 GV *gv = (GV*)HeVAL(entry);
463ee0b2 63 HV *hv;
e29cdcb3
GS		 64 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
65 continue;
8ebc5c01 66 if (GvCVu(gv))
463ee0b2 67 dump_sub(gv);
85e6fe83
LW		 68 if (GvFORM(gv))
69 dump_form(gv);
4db58590 70 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
3280af22 71 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
463ee0b2
LW		 72 dump_packsubs(hv); /* nested package */
73 }
79072805
LW		 74 }
75}
76
77void
864dbfa3 78Perl_dump_sub(pTHX_ GV *gv)
a687059c 79{
8990e307 80 SV *sv = sv_newmortal();
85e6fe83 81
f6aff53a 82 gv_fullname3(sv, gv, Nullch);
cea2e8a9 83 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
a0d0e21e 84 if (CvXSUB(GvCV(gv)))
cea2e8a9 85 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%x %d)\n",
a0d0e21e
LW		 86 (long)CvXSUB(GvCV(gv)),
87 CvXSUBANY(GvCV(gv)).any_i32);
85e6fe83 88 else if (CvROOT(GvCV(gv)))
3967c732 89 op_dump(CvROOT(GvCV(gv)));
85e6fe83 90 else
cea2e8a9 91 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
85e6fe83
LW		 92}
93
94void
864dbfa3 95Perl_dump_form(pTHX_ GV *gv)
85e6fe83
LW		 96{
97 SV *sv = sv_newmortal();
98
f6aff53a 99 gv_fullname3(sv, gv, Nullch);
cea2e8a9 100 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
85e6fe83 101 if (CvROOT(GvFORM(gv)))
3967c732 102 op_dump(CvROOT(GvFORM(gv)));
85e6fe83 103 else
cea2e8a9 104 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
a687059c
LW		 105}
106
8adcabd8 107void
864dbfa3 108Perl_dump_eval(pTHX)
8d063cd8 109{
3967c732
JD		 110 op_dump(PL_eval_root);
111}
112
113char *
864dbfa3 114Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
3967c732
JD		 115{
116 int truncated = 0;
117 int nul_terminated = len > cur && pv[cur] == '\0';
118
119 sv_setpvn(sv, "\"", 1);
120 for (; cur--; pv++) {
121 if (pvlim && SvCUR(sv) >= pvlim) {
122 truncated++;
123 break;
124 }
125 if (isPRINT(*pv)) {
126 switch (*pv) {
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;
134 }
135 }
136 else {
137 if (cur && isDIGIT(*(pv+1)))
cea2e8a9 138 Perl_sv_catpvf(aTHX_ sv, "\\%03o", *pv);
3967c732 139 else
cea2e8a9 140 Perl_sv_catpvf(aTHX_ sv, "\\%o", *pv);
3967c732
JD		 141 }
142 }
143 sv_catpvn(sv, "\"", 1);
144 if (truncated)
145 sv_catpvn(sv, "...", 3);
146 if (nul_terminated)
147 sv_catpvn(sv, "\\0", 2);
148
149 return SvPVX(sv);
150}
151
152char *
864dbfa3 153Perl_sv_peek(pTHX_ SV *sv)
3967c732
JD		 154{
155 SV *t = sv_newmortal();
2d8e6c8d 156 STRLEN n_a;
3967c732
JD		 157 int unref = 0;
158
159 sv_setpvn(t, "", 0);
160 retry:
161 if (!sv) {
162 sv_catpv(t, "VOID");
163 goto finish;
164 }
165 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
166 sv_catpv(t, "WILD");
167 goto finish;
168 }
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)) &&
174 SvREADONLY(sv))
175 goto finish;
176 }
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|
182 SVp_POK|SVp_NOK)) &&
183 SvCUR(sv) == 0 &&
184 SvNVX(sv) == 0.0)
185 goto finish;
186 }
187 else {
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|
192 SVp_POK|SVp_NOK)) &&
193 SvCUR(sv) == 1 &&
194 SvPVX(sv) && *SvPVX(sv) == '1' &&
195 SvNVX(sv) == 1.0)
196 goto finish;
197 }
198 sv_catpv(t, ":");
199 }
200 else if (SvREFCNT(sv) == 0) {
201 sv_catpv(t, "(");
202 unref++;
203 }
204 if (SvROK(sv)) {
205 sv_catpv(t, "\\");
206 if (SvCUR(t) + unref > 10) {
207 SvCUR(t) = unref + 3;
208 *SvEND(t) = '\0';
209 sv_catpv(t, "...");
210 goto finish;
211 }
212 sv = (SV*)SvRV(sv);
213 goto retry;
214 }
215 switch (SvTYPE(sv)) {
216 default:
217 sv_catpv(t, "FREED");
218 goto finish;
219
220 case SVt_NULL:
221 sv_catpv(t, "UNDEF");
222 goto finish;
223 case SVt_IV:
224 sv_catpv(t, "IV");
225 break;
226 case SVt_NV:
227 sv_catpv(t, "NV");
228 break;
229 case SVt_RV:
230 sv_catpv(t, "RV");
231 break;
232 case SVt_PV:
233 sv_catpv(t, "PV");
234 break;
235 case SVt_PVIV:
236 sv_catpv(t, "PVIV");
237 break;
238 case SVt_PVNV:
239 sv_catpv(t, "PVNV");
240 break;
241 case SVt_PVMG:
242 sv_catpv(t, "PVMG");
243 break;
244 case SVt_PVLV:
245 sv_catpv(t, "PVLV");
246 break;
247 case SVt_PVAV:
248 sv_catpv(t, "AV");
249 break;
250 case SVt_PVHV:
251 sv_catpv(t, "HV");
252 break;
253 case SVt_PVCV:
254 if (CvGV(sv))
cea2e8a9 255 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
3967c732
JD		 256 else
257 sv_catpv(t, "CV()");
258 goto finish;
259 case SVt_PVGV:
260 sv_catpv(t, "GV");
261 break;
262 case SVt_PVBM:
263 sv_catpv(t, "BM");
264 break;
265 case SVt_PVFM:
266 sv_catpv(t, "FM");
267 break;
268 case SVt_PVIO:
269 sv_catpv(t, "IO");
270 break;
271 }
272
273 if (SvPOKp(sv)) {
274 if (!SvPVX(sv))
275 sv_catpv(t, "(null)");
276 else {
79cb57f6 277 SV *tmp = newSVpvn("", 0);
3967c732
JD		 278 sv_catpv(t, "(");
279 if (SvOOK(sv))
cea2e8a9
GS		 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));
3967c732
JD		 282 SvREFCNT_dec(tmp);
283 }
284 }
285 else if (SvNOKp(sv)) {
097ee67d 286 RESTORE_NUMERIC_STANDARD();
cea2e8a9 287 Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
097ee67d 288 RESTORE_NUMERIC_LOCAL();
3967c732 289 }
25da4f38
IZ		 290 else if (SvIOKp(sv)) { /* XXXX: IV, UV? */
291 if (SvIsUV(sv))
cea2e8a9 292 Perl_sv_catpvf(aTHX_ t, "(%lu)",(unsigned long)SvUVX(sv));
25da4f38 293 else
cea2e8a9 294 Perl_sv_catpvf(aTHX_ t, "(%ld)",(long)SvIVX(sv));
25da4f38 295 }
3967c732
JD		 296 else
297 sv_catpv(t, "()");
298
299 finish:
300 if (unref) {
301 while (unref--)
302 sv_catpv(t, ")");
303 }
2d8e6c8d 304 return SvPV(t, n_a);
3967c732
JD		 305}
306
307void
864dbfa3 308Perl_do_pmop_dump(pTHX_ I32 level, PerlIO *file, PMOP *pm)
3967c732
JD		 309{
310 char ch;
311
312 if (!pm) {
cea2e8a9 313 Perl_dump_indent(aTHX_ level, file, "{}\n");
3967c732
JD		 314 return;
315 }
cea2e8a9 316 Perl_dump_indent(aTHX_ level, file, "{\n");
3967c732
JD		 317 level++;
318 if (pm->op_pmflags & PMf_ONCE)
319 ch = '?';
320 else
321 ch = '/';
322 if (pm->op_pmregexp)
cea2e8a9 323 Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
3967c732
JD		 324 ch, pm->op_pmregexp->precomp, ch,
325 (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
326 else
cea2e8a9 327 Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
3967c732 328 if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
cea2e8a9 329 Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
3967c732
JD		 330 op_dump(pm->op_pmreplroot);
331 }
332 if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
79cb57f6 333 SV *tmpsv = newSVpvn("", 0);
3967c732
JD		 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");
cea2e8a9 360 Perl_dump_indent(aTHX_ level, file, "PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
3967c732
JD		 361 SvREFCNT_dec(tmpsv);
362 }
363
cea2e8a9 364 Perl_dump_indent(aTHX_ level-1, file, "}\n");
3967c732
JD		 365}
366
367void
864dbfa3 368Perl_pmop_dump(pTHX_ PMOP *pm)
3967c732
JD		 369{
370 do_pmop_dump(0, Perl_debug_log, pm);
79072805
LW		 371}
372
373void
864dbfa3 374Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, OP *o)
79072805 375{
3967c732 376 dTHR;
2d8e6c8d 377 STRLEN n_a;
cea2e8a9 378 Perl_dump_indent(aTHX_ level, file, "{\n");
3967c732 379 level++;
11343788 380 if (o->op_seq)
3967c732 381 PerlIO_printf(file, "%-4d", o->op_seq);
93a17b20 382 else
3967c732
JD		 383 PerlIO_printf(file, " ");
384 PerlIO_printf(file, "%*sTYPE = %s ===> ", PL_dumpindent*level-4, "", PL_op_name[o->op_type]);
11343788
MB		 385 if (o->op_next) {
386 if (o->op_seq)
3967c732 387 PerlIO_printf(file, "%d\n", o->op_next->op_seq);
93a17b20 388 else
3967c732 389 PerlIO_printf(file, "(%d)\n", o->op_next->op_seq);
93a17b20 390 }
79072805 391 else
3967c732 392 PerlIO_printf(file, "DONE\n");
11343788 393 if (o->op_targ) {
acb36ea4 394 if (o->op_type == OP_NULL)
cea2e8a9 395 Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
8990e307 396 else
cea2e8a9 397 Perl_dump_indent(aTHX_ level, file, "TARG = %d\n", o->op_targ);
8990e307 398 }
748a9306 399#ifdef DUMPADDR
cea2e8a9 400 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%lx => 0x%lx\n",o, o->op_next);
79072805 401#endif
11343788 402 if (o->op_flags) {
79cb57f6 403 SV *tmpsv = newSVpvn("", 0);
5dc0d613 404 switch (o->op_flags & OPf_WANT) {
54310121 405 case OPf_WANT_VOID:
46fc3d4c 406 sv_catpv(tmpsv, ",VOID");
54310121 407 break;
408 case OPf_WANT_SCALAR:
46fc3d4c 409 sv_catpv(tmpsv, ",SCALAR");
54310121 410 break;
411 case OPf_WANT_LIST:
46fc3d4c 412 sv_catpv(tmpsv, ",LIST");
54310121 413 break;
414 default:
46fc3d4c 415 sv_catpv(tmpsv, ",UNKNOWN");
54310121 416 break;
417 }
11343788 418 if (o->op_flags & OPf_KIDS)
46fc3d4c 419 sv_catpv(tmpsv, ",KIDS");
11343788 420 if (o->op_flags & OPf_PARENS)
46fc3d4c 421 sv_catpv(tmpsv, ",PARENS");
11343788 422 if (o->op_flags & OPf_STACKED)
46fc3d4c 423 sv_catpv(tmpsv, ",STACKED");
11343788 424 if (o->op_flags & OPf_REF)
46fc3d4c 425 sv_catpv(tmpsv, ",REF");
11343788 426 if (o->op_flags & OPf_MOD)
46fc3d4c 427 sv_catpv(tmpsv, ",MOD");
11343788 428 if (o->op_flags & OPf_SPECIAL)
46fc3d4c 429 sv_catpv(tmpsv, ",SPECIAL");
cea2e8a9 430 Perl_dump_indent(aTHX_ level, file, "FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
46fc3d4c 431 SvREFCNT_dec(tmpsv);
79072805 432 }
11343788 433 if (o->op_private) {
79cb57f6 434 SV *tmpsv = newSVpvn("", 0);
11343788
MB		 435 if (o->op_type == OP_AASSIGN) {
436 if (o->op_private & OPpASSIGN_COMMON)
46fc3d4c 437 sv_catpv(tmpsv, ",COMMON");
8d063cd8 438 }
11343788
MB		 439 else if (o->op_type == OP_SASSIGN) {
440 if (o->op_private & OPpASSIGN_BACKWARDS)
46fc3d4c 441 sv_catpv(tmpsv, ",BACKWARDS");
a0d0e21e 442 }
11343788
MB		 443 else if (o->op_type == OP_TRANS) {
444 if (o->op_private & OPpTRANS_SQUASH)
46fc3d4c 445 sv_catpv(tmpsv, ",SQUASH");
11343788 446 if (o->op_private & OPpTRANS_DELETE)
46fc3d4c 447 sv_catpv(tmpsv, ",DELETE");
11343788 448 if (o->op_private & OPpTRANS_COMPLEMENT)
46fc3d4c 449 sv_catpv(tmpsv, ",COMPLEMENT");
8d063cd8 450 }
11343788
MB		 451 else if (o->op_type == OP_REPEAT) {
452 if (o->op_private & OPpREPEAT_DOLIST)
46fc3d4c 453 sv_catpv(tmpsv, ",DOLIST");
8d063cd8 454 }
11343788
MB		 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 )
85e6fe83 462 {
5dc0d613
MB		 463 if (o->op_type == OP_ENTERSUB) {
464 if (o->op_private & OPpENTERSUB_AMPER)
46fc3d4c 465 sv_catpv(tmpsv, ",AMPER");
5dc0d613 466 if (o->op_private & OPpENTERSUB_DB)
46fc3d4c 467 sv_catpv(tmpsv, ",DB");
68dc0745 468 }
5dc0d613 469 switch (o->op_private & OPpDEREF) {
5f05dabc 470 case OPpDEREF_SV:
46fc3d4c 471 sv_catpv(tmpsv, ",SV");
5f05dabc 472 break;
473 case OPpDEREF_AV:
46fc3d4c 474 sv_catpv(tmpsv, ",AV");
5f05dabc 475 break;
476 case OPpDEREF_HV:
46fc3d4c 477 sv_catpv(tmpsv, ",HV");
5f05dabc 478 break;
479 }
5dc0d613
MB		 480 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
481 if (o->op_private & OPpLVAL_DEFER)
46fc3d4c 482 sv_catpv(tmpsv, ",LVAL_DEFER");
68dc0745 483 }
484 else {
5dc0d613 485 if (o->op_private & HINT_STRICT_REFS)
46fc3d4c 486 sv_catpv(tmpsv, ",STRICT_REFS");
68dc0745 487 }
8d063cd8 488 }
11343788
MB		 489 else if (o->op_type == OP_CONST) {
490 if (o->op_private & OPpCONST_BARE)
46fc3d4c 491 sv_catpv(tmpsv, ",BARE");
7a52d87a
GS		 492 if (o->op_private & OPpCONST_STRICT)
493 sv_catpv(tmpsv, ",STRICT");
79072805 494 }
11343788
MB		 495 else if (o->op_type == OP_FLIP) {
496 if (o->op_private & OPpFLIP_LINENUM)
46fc3d4c 497 sv_catpv(tmpsv, ",LINENUM");
79072805 498 }
11343788
MB		 499 else if (o->op_type == OP_FLOP) {
500 if (o->op_private & OPpFLIP_LINENUM)
46fc3d4c 501 sv_catpv(tmpsv, ",LINENUM");
79072805 502 }
11343788 503 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
46fc3d4c 504 sv_catpv(tmpsv, ",INTRO");
505 if (SvCUR(tmpsv))
cea2e8a9 506 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
46fc3d4c 507 SvREFCNT_dec(tmpsv);
8d063cd8 508 }
8d063cd8 509
11343788 510 switch (o->op_type) {
93a17b20 511 case OP_GVSV:
79072805 512 case OP_GV:
11343788 513 if (cGVOPo->op_gv) {
46fc3d4c 514 SV *tmpsv = NEWSV(0,0);
8990e307 515 ENTER;
8990e307 516 SAVEFREESV(tmpsv);
5dc0d613 517 gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch);
cea2e8a9 518 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
8990e307 519 LEAVE;
378cc40b 520 }
79072805 521 else
cea2e8a9 522 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
79072805
LW		 523 break;
524 case OP_CONST:
f5d5a27c 525 case OP_METHOD_NAMED:
cea2e8a9 526 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
79072805 527 break;
7399586d 528 case OP_SETSTATE:
93a17b20
LW		 529 case OP_NEXTSTATE:
530 case OP_DBSTATE:
11343788 531 if (cCOPo->cop_line)
cea2e8a9 532 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",cCOPo->cop_line);
11343788 533 if (cCOPo->cop_label)
cea2e8a9 534 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",cCOPo->cop_label);
79072805
LW		 535 break;
536 case OP_ENTERLOOP:
cea2e8a9 537 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
11343788 538 if (cLOOPo->op_redoop)
3967c732 539 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
79072805 540 else
3967c732 541 PerlIO_printf(file, "DONE\n");
cea2e8a9 542 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
11343788 543 if (cLOOPo->op_nextop)
3967c732 544 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
79072805 545 else
3967c732 546 PerlIO_printf(file, "DONE\n");
cea2e8a9 547 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
11343788 548 if (cLOOPo->op_lastop)
3967c732 549 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
79072805 550 else
3967c732 551 PerlIO_printf(file, "DONE\n");
79072805
LW		 552 break;
553 case OP_COND_EXPR:
1a67a97c 554 case OP_RANGE:
a0d0e21e 555 case OP_MAPWHILE:
79072805
LW		 556 case OP_GREPWHILE:
557 case OP_OR:
558 case OP_AND:
cea2e8a9 559 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
11343788 560 if (cLOGOPo->op_other)
3967c732 561 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
79072805 562 else
3967c732 563 PerlIO_printf(file, "DONE\n");
79072805
LW		 564 break;
565 case OP_PUSHRE:
566 case OP_MATCH:
8782bef2 567 case OP_QR:
79072805 568 case OP_SUBST:
3967c732 569 do_pmop_dump(level, file, cPMOPo);
79072805 570 break;
a0d0e21e
LW		 571 default:
572 break;
79072805 573 }
11343788 574 if (o->op_flags & OPf_KIDS) {
79072805 575 OP *kid;
11343788 576 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
3967c732 577 do_op_dump(level, file, kid);
8d063cd8 578 }
cea2e8a9 579 Perl_dump_indent(aTHX_ level-1, file, "}\n");
3967c732
JD		 580}
581
582void
864dbfa3 583Perl_op_dump(pTHX_ OP *o)
3967c732
JD		 584{
585 do_op_dump(0, Perl_debug_log, o);
8d063cd8
LW		 586}
587
8adcabd8 588void
864dbfa3 589Perl_gv_dump(pTHX_ GV *gv)
378cc40b 590{
79072805 591 SV *sv;
378cc40b 592
79072805 593 if (!gv) {
760ac839 594 PerlIO_printf(Perl_debug_log, "{}\n");
378cc40b
LW		 595 return;
596 }
8990e307 597 sv = sv_newmortal();
760ac839 598 PerlIO_printf(Perl_debug_log, "{\n");
f6aff53a 599 gv_fullname3(sv, gv, Nullch);
cea2e8a9 600 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
79072805 601 if (gv != GvEGV(gv)) {
f6aff53a 602 gv_efullname3(sv, GvEGV(gv), Nullch);
cea2e8a9 603 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
8adcabd8 604 }
3967c732 605 PerlIO_putc(Perl_debug_log, '\n');
cea2e8a9 606 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
8d063cd8
LW		 607}
608
8adcabd8 609void
864dbfa3 610Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
8d063cd8 611{
3967c732 612 for (; mg; mg = mg->mg_moremagic) {
cea2e8a9 613 Perl_dump_indent(aTHX_ level, file, " MAGIC = 0x%lx\n", (long)mg);
3967c732
JD		 614 if (mg->mg_virtual) {
615 MGVTBL *v = mg->mg_virtual;
616 char *s = 0;
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";
640#endif
3967c732
JD		 641 else if (v == &PL_vtbl_amagic) s = "amagic";
642 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
810b8aa5 643 else if (v == &PL_vtbl_backref) s = "backref";
3967c732 644 if (s)
cea2e8a9 645 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
3967c732 646 else
cea2e8a9 647 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%lx\n", (long)v);
3967c732
JD		 648 }
649 else
cea2e8a9 650 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
8d063cd8 651
3967c732 652 if (mg->mg_private)
cea2e8a9 653 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
3967c732
JD		 654
655 if (isPRINT(mg->mg_type))
cea2e8a9 656 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
3967c732 657 else
cea2e8a9 658 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
3967c732
JD		 659
660 if (mg->mg_flags) {
cea2e8a9 661 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
3967c732 662 if (mg->mg_flags & MGf_TAINTEDDIR)
cea2e8a9 663 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
3967c732 664 if (mg->mg_flags & MGf_REFCOUNTED)
cea2e8a9 665 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
3967c732 666 if (mg->mg_flags & MGf_GSKIP)
cea2e8a9 667 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
3967c732 668 if (mg->mg_flags & MGf_MINMATCH)
cea2e8a9 669 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
3967c732
JD		 670 }
671 if (mg->mg_obj) {
cea2e8a9 672 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%lx\n", (long)mg->mg_obj);
3967c732
JD		 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 */
675 }
676 if (mg->mg_len)
cea2e8a9 677 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %d\n", mg->mg_len);
3967c732 678 if (mg->mg_ptr) {
cea2e8a9 679 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%lx", (long)mg->mg_ptr);
3967c732 680 if (mg->mg_len >= 0) {
79cb57f6 681 SV *sv = newSVpvn("", 0);
3967c732
JD		 682 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
683 SvREFCNT_dec(sv);
684 }
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 */
688 continue;
689 }
690 else
691 PerlIO_puts(file, " ???? - please notify IZ");
692 PerlIO_putc(file, '\n');
693 }
378cc40b 694 }
3967c732
JD		 695}
696
697void
864dbfa3 698Perl_magic_dump(pTHX_ MAGIC *mg)
3967c732
JD		 699{
700 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
701}
702
703void
864dbfa3 704Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
3967c732 705{
cea2e8a9 706 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
3967c732
JD		 707 if (sv && HvNAME(sv))
708 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
79072805 709 else
3967c732
JD		 710 PerlIO_putc(file, '\n');
711}
712
713void
864dbfa3 714Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
3967c732 715{
cea2e8a9 716 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
3967c732
JD		 717 if (sv && GvNAME(sv))
718 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
c90c0ff4 719 else
3967c732
JD		 720 PerlIO_putc(file, '\n');
721}
722
723void
864dbfa3 724Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
3967c732 725{
cea2e8a9 726 Perl_dump_indent(aTHX_ level, file, "%s = 0x%lx", name, (long)sv);
3967c732
JD		 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));
8d063cd8 732 }
3967c732
JD		 733 else
734 PerlIO_putc(file, '\n');
735}
736
737void
864dbfa3 738Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
3967c732
JD		 739{
740 dTHR;
741 SV *d = sv_newmortal();
742 char *s;
743 U32 flags;
744 U32 type;
2d8e6c8d 745 STRLEN n_a;
3967c732
JD		 746
747 if (!sv) {
cea2e8a9 748 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
3967c732 749 return;
378cc40b 750 }
3967c732
JD		 751
752 flags = SvFLAGS(sv);
753 type = SvTYPE(sv);
79072805 754
cea2e8a9 755 Perl_sv_setpvf(aTHX_ d, "(0x%lx) at 0x%lx\n%*s REFCNT = %ld\n%*s FLAGS = (",
3967c732
JD		 756 (unsigned long)SvANY(sv), (unsigned long)sv,
757 PL_dumpindent*level, "", (long)SvREFCNT(sv),
758 PL_dumpindent*level, "");
8d063cd8 759
3967c732
JD		 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,");
4db58590 768
3967c732
JD		 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,");
810b8aa5
GS		 772 if (flags & SVf_ROK) {
773 sv_catpv(d, "ROK,");
774 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
775 }
3967c732
JD		 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,");
4db58590 779
3967c732 780 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
3967c732
JD		 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,");
785
786 switch (type) {
787 case SVt_PVCV:
788 case SVt_PVFM:
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,");
25da4f38 794 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
3967c732
JD		 795 break;
796 case SVt_PVHV:
797 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
798 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
799 break;
800 case SVt_PVGV:
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)
807 sv_catpv(d, "ALL,");
808 else {
809 sv_catpv(d, "(");
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");
814 sv_catpv(d, " ),");
815 }
816 }
25da4f38
IZ		 817 /* FALL THROGH */
818 default:
819 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
820 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
821 break;
3967c732
JD		 822 case SVt_PVBM:
823 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
25da4f38 824 if (SvVALID(sv)) sv_catpv(d, "VALID,");
3967c732
JD		 825 break;
826 }
827
828 if (*(SvEND(d) - 1) == ',')
829 SvPVX(d)[--SvCUR(d)] = '\0';
830 sv_catpv(d, ")");
831 s = SvPVX(d);
832
cea2e8a9 833 Perl_dump_indent(aTHX_ level, file, "SV = ");
3967c732
JD		 834 switch (type) {
835 case SVt_NULL:
836 PerlIO_printf(file, "NULL%s\n", s);
837 return;
838 case SVt_IV:
839 PerlIO_printf(file, "IV%s\n", s);
840 break;
841 case SVt_NV:
842 PerlIO_printf(file, "NV%s\n", s);
843 break;
844 case SVt_RV:
845 PerlIO_printf(file, "RV%s\n", s);
846 break;
847 case SVt_PV:
848 PerlIO_printf(file, "PV%s\n", s);
849 break;
850 case SVt_PVIV:
851 PerlIO_printf(file, "PVIV%s\n", s);
852 break;
853 case SVt_PVNV:
854 PerlIO_printf(file, "PVNV%s\n", s);
855 break;
856 case SVt_PVBM:
857 PerlIO_printf(file, "PVBM%s\n", s);
858 break;
859 case SVt_PVMG:
860 PerlIO_printf(file, "PVMG%s\n", s);
861 break;
862 case SVt_PVLV:
863 PerlIO_printf(file, "PVLV%s\n", s);
864 break;
865 case SVt_PVAV:
866 PerlIO_printf(file, "PVAV%s\n", s);
867 break;
868 case SVt_PVHV:
869 PerlIO_printf(file, "PVHV%s\n", s);
870 break;
871 case SVt_PVCV:
872 PerlIO_printf(file, "PVCV%s\n", s);
873 break;
874 case SVt_PVGV:
875 PerlIO_printf(file, "PVGV%s\n", s);
876 break;
877 case SVt_PVFM:
878 PerlIO_printf(file, "PVFM%s\n", s);
879 break;
880 case SVt_PVIO:
881 PerlIO_printf(file, "PVIO%s\n", s);
882 break;
883 default:
884 PerlIO_printf(file, "UNKNOWN(0x%x) %s\n", type, s);
885 return;
886 }
887 if (type >= SVt_PVIV || type == SVt_IV) {
25da4f38 888 if (SvIsUV(sv))
cea2e8a9 889 Perl_dump_indent(aTHX_ level, file, " UV = %lu", (unsigned long)SvUVX(sv));
25da4f38 890 else
cea2e8a9 891 Perl_dump_indent(aTHX_ level, file, " IV = %ld", (long)SvIVX(sv));
3967c732
JD		 892 if (SvOOK(sv))
893 PerlIO_printf(file, " (OFFSET)");
894 PerlIO_putc(file, '\n');
895 }
896 if (type >= SVt_PVNV || type == SVt_NV) {
097ee67d 897 RESTORE_NUMERIC_STANDARD();
cea2e8a9 898 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
097ee67d 899 RESTORE_NUMERIC_LOCAL();
3967c732
JD		 900 }
901 if (SvROK(sv)) {
cea2e8a9 902 Perl_dump_indent(aTHX_ level, file, " RV = 0x%lx\n", (long)SvRV(sv));
3967c732
JD		 903 if (nest < maxnest)
904 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
905 return;
906 }
907 if (type < SVt_PV)
908 return;
909 if (type <= SVt_PVLV) {
910 if (SvPVX(sv)) {
cea2e8a9 911 Perl_dump_indent(aTHX_ level, file," PV = 0x%lx ", (long)SvPVX(sv));
3967c732
JD		 912 if (SvOOK(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));
cea2e8a9
GS		 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));
3967c732
JD		 917 }
918 else
cea2e8a9 919 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
3967c732
JD		 920 }
921 if (type >= SVt_PVMG) {
922 if (SvMAGIC(sv))
923 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
924 if (SvSTASH(sv))
925 do_hv_dump(level, file, " STASH", SvSTASH(sv));
926 }
927 switch (type) {
928 case SVt_PVLV:
cea2e8a9
GS		 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));
3967c732
JD		 933 /* XXX level+1 ??? */
934 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
935 break;
936 case SVt_PVAV:
cea2e8a9 937 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%lx", (long)AvARRAY(sv));
3967c732
JD		 938 if (AvARRAY(sv) != AvALLOC(sv)) {
939 PerlIO_printf(file, " (offset=%d)\n", (AvARRAY(sv) - AvALLOC(sv)));
cea2e8a9 940 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%lx\n", (long)AvALLOC(sv));
3967c732
JD		 941 }
942 else
943 PerlIO_putc(file, '\n');
cea2e8a9
GS		 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));
3967c732
JD		 947 flags = AvFLAGS(sv);
948 sv_setpv(d, "");
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");
cea2e8a9 952 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
3967c732
JD		 953 if (nest < maxnest && av_len((AV*)sv) >= 0) {
954 int count;
955 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
956 SV** elt = av_fetch((AV*)sv,count,0);
957
cea2e8a9 958 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %ld\n", (long)count);
3967c732
JD		 959 if (elt)
960 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
961 }
962 }
963 break;
964 case SVt_PVHV:
cea2e8a9 965 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%lx",(long)HvARRAY(sv));
3967c732
JD		 966 if (HvARRAY(sv) && HvKEYS(sv)) {
967 /* Show distribution of HEs in the ARRAY */
968 int freq[200];
969#define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
970 int i;
971 int max = 0;
972 U32 pow2 = 2, keys = HvKEYS(sv);
65202027 973 NV theoret, sum = 0;
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JD		 974
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))
980 count++;
981 if (count > FREQ_MAX)
982 count = FREQ_MAX;
983 freq[count]++;
984 if (max < count)
985 max = count;
986 }
987 for (i = 0; i <= max; i++) {
988 if (freq[i]) {
989 PerlIO_printf(file, "%d%s:%d", i,
990 (i == FREQ_MAX) ? "+" : "",
991 freq[i]);
992 if (i != max)
993 PerlIO_printf(file, ", ");
994 }
995 }
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;
1000 }
1001 while (keys = keys >> 1)
1002 pow2 = pow2 << 1;
1003 /* Approximate by Poisson distribution */
1004 theoret = HvKEYS(sv);
1005 theoret += theoret * theoret/pow2;
1006 PerlIO_putc(file, '\n');
cea2e8a9 1007 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1f%%", theoret/sum*100);
3967c732
JD		 1008 }
1009 PerlIO_putc(file, '\n');
cea2e8a9
GS		 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));
3967c732 1015 if (HvPMROOT(sv))
cea2e8a9 1016 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%lx\n",(long)HvPMROOT(sv));
3967c732 1017 if (HvNAME(sv))
cea2e8a9 1018 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
3967c732
JD		 1019 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1020 HE *he;
1021 HV *hv = (HV*)sv;
1022 int count = maxnest - nest;
1023
1024 hv_iterinit(hv);
1025 while ((he = hv_iternext(hv)) && count--) {
1026 SV *elt;
1027 char *key;
1028 I32 len;
1029 U32 hash = HeHASH(he);
1030
1031 key = hv_iterkey(he, &len);
1032 elt = hv_iterval(hv, he);
cea2e8a9 1033 Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%lx\n", pv_display(d, key, len, 0, pvlim), hash);
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JD		 1034 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1035 }
1036 hv_iterinit(hv); /* Return to status quo */
1037 }
1038 break;
1039 case SVt_PVCV:
1040 if (SvPOK(sv))
cea2e8a9 1041 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
3967c732
JD		 1042 /* FALL THROUGH */
1043 case SVt_PVFM:
1044 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1045 if (CvSTART(sv))
cea2e8a9
GS		 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));
3967c732
JD		 1048 if (CvROOT(sv) && dumpops)
1049 do_op_dump(level+1, file, CvROOT(sv));
cea2e8a9
GS		 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);
3967c732 1052 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
cea2e8a9
GS		 1053 do_gv_dump(level, file, " FILEGV", CvFILEGV(sv));
1054 Perl_dump_indent(aTHX_ level, file, " DEPTH = %ld\n", (long)CvDEPTH(sv));
3967c732 1055#ifdef USE_THREADS
cea2e8a9
GS		 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));
3967c732 1058#endif /* USE_THREADS */
cea2e8a9 1059 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%lx\n", (unsigned long)CvFLAGS(sv));
3967c732 1060 if (type == SVt_PVFM)
cea2e8a9
GS		 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));
3967c732
JD		 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);
1069 I32 ix;
1070
1071 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
1072 if (SvPOK(pname[ix]))
cea2e8a9 1073 Perl_dump_indent(aTHX_ level, /* %5d below is enough whitespace. */
3967c732
JD		 1074 file,
1075 "%5d. 0x%lx (%s\"%s\" %ld-%ld)\n",
1076 ix, ppad[ix],
1077 SvFAKE(pname[ix]) ? "FAKE " : "",
1078 SvPVX(pname[ix]),
1079 (long)I_32(SvNVX(pname[ix])),
1080 (long)SvIVX(pname[ix]));
1081 }
1082 }
1083 {
1084 CV *outside = CvOUTSIDE(sv);
cea2e8a9 1085 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%lx (%s)\n",
3967c732
JD		 1086 (long)outside,
1087 (!outside ? "null"
1088 : CvANON(outside) ? "ANON"
1089 : (outside == PL_main_cv) ? "MAIN"
1090 : CvUNIQUE(outside) ? "UNIQUE"
1091 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
1092 }
1093 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1094 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1095 break;
1096 case SVt_PVGV:
cea2e8a9
GS		 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));
3967c732 1099 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
cea2e8a9
GS		 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));
3967c732
JD		 1112 do_gv_dump (level, file, " FILEGV", GvFILEGV(sv));
1113 do_gv_dump (level, file, " EGV", GvEGV(sv));
1114 break;
1115 case SVt_PVIO:
cea2e8a9
GS		 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));
27533608 1123 if (IoTOP_NAME(sv))
cea2e8a9 1124 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
3967c732 1125 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
27533608 1126 if (IoFMT_NAME(sv))
cea2e8a9 1127 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
3967c732 1128 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
27533608 1129 if (IoBOTTOM_NAME(sv))
cea2e8a9 1130 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
3967c732 1131 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
cea2e8a9 1132 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %ld\n", (long)IoSUBPROCESS(sv));
27533608 1133 if (isPRINT(IoTYPE(sv)))
cea2e8a9 1134 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
27533608 1135 else
cea2e8a9
GS		 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));
3967c732
JD		 1138 break;
1139 }
1140}
1141
1142void
864dbfa3 1143Perl_sv_dump(pTHX_ SV *sv)
3967c732
JD		 1144{
1145 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
8d063cd8 1146}
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