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[perl5.git] / dump.c
CommitLineData
a0d0e21e 1/* dump.c
a687059c 2 *
bc89e66f 3 * Copyright (c) 1991-2001, 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 20void
864dbfa3 21Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
3967c732 22{
3967c732 23 va_list args;
3967c732 24 va_start(args, pat);
c5be433b 25 dump_vindent(level, file, pat, &args);
3967c732
JD		 26 va_end(args);
27}
8adcabd8
LW		 28
29void
c5be433b
GS		 30Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
31{
c8db6e60 32 PerlIO_printf(file, "%*s", (int)(level*PL_dumpindent), "");
c5be433b
GS		 33 PerlIO_vprintf(file, pat, *args);
34}
35
36void
864dbfa3 37Perl_dump_all(pTHX)
79072805 38{
760ac839 39 PerlIO_setlinebuf(Perl_debug_log);
3280af22 40 if (PL_main_root)
3967c732 41 op_dump(PL_main_root);
3280af22 42 dump_packsubs(PL_defstash);
463ee0b2
LW		 43}
44
45void
864dbfa3 46Perl_dump_packsubs(pTHX_ HV *stash)
463ee0b2 47{
a0d0e21e 48 I32 i;
463ee0b2
LW		 49 HE *entry;
50
8990e307
LW		 51 if (!HvARRAY(stash))
52 return;
a0d0e21e 53 for (i = 0; i <= (I32) HvMAX(stash); i++) {
4db58590 54 for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
55 GV *gv = (GV*)HeVAL(entry);
463ee0b2 56 HV *hv;
e29cdcb3
GS		 57 if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
58 continue;
8ebc5c01 59 if (GvCVu(gv))
463ee0b2 60 dump_sub(gv);
85e6fe83
LW		 61 if (GvFORM(gv))
62 dump_form(gv);
4db58590 63 if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
3280af22 64 (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
463ee0b2
LW		 65 dump_packsubs(hv); /* nested package */
66 }
79072805
LW		 67 }
68}
69
70void
864dbfa3 71Perl_dump_sub(pTHX_ GV *gv)
a687059c 72{
8990e307 73 SV *sv = sv_newmortal();
85e6fe83 74
f6aff53a 75 gv_fullname3(sv, gv, Nullch);
cea2e8a9 76 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nSUB %s = ", SvPVX(sv));
a0d0e21e 77 if (CvXSUB(GvCV(gv)))
894356b3 78 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "(xsub 0x%lx %d)\n",
a0d0e21e 79 (long)CvXSUB(GvCV(gv)),
894356b3 80 (int)CvXSUBANY(GvCV(gv)).any_i32);
85e6fe83 81 else if (CvROOT(GvCV(gv)))
3967c732 82 op_dump(CvROOT(GvCV(gv)));
85e6fe83 83 else
cea2e8a9 84 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
85e6fe83
LW		 85}
86
87void
864dbfa3 88Perl_dump_form(pTHX_ GV *gv)
85e6fe83
LW		 89{
90 SV *sv = sv_newmortal();
91
f6aff53a 92 gv_fullname3(sv, gv, Nullch);
cea2e8a9 93 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "\nFORMAT %s = ", SvPVX(sv));
85e6fe83 94 if (CvROOT(GvFORM(gv)))
3967c732 95 op_dump(CvROOT(GvFORM(gv)));
85e6fe83 96 else
cea2e8a9 97 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "<undef>\n");
a687059c
LW		 98}
99
8adcabd8 100void
864dbfa3 101Perl_dump_eval(pTHX)
8d063cd8 102{
3967c732
JD		 103 op_dump(PL_eval_root);
104}
105
106char *
864dbfa3 107Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
3967c732
JD		 108{
109 int truncated = 0;
110 int nul_terminated = len > cur && pv[cur] == '\0';
111
112 sv_setpvn(sv, "\"", 1);
113 for (; cur--; pv++) {
114 if (pvlim && SvCUR(sv) >= pvlim) {
115 truncated++;
116 break;
117 }
118 if (isPRINT(*pv)) {
119 switch (*pv) {
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;
127 }
128 }
129 else {
130 if (cur && isDIGIT(*(pv+1)))
3818b22b 131 Perl_sv_catpvf(aTHX_ sv, "\\%03o", (U8)*pv);
3967c732 132 else
3818b22b 133 Perl_sv_catpvf(aTHX_ sv, "\\%o", (U8)*pv);
3967c732
JD		 134 }
135 }
136 sv_catpvn(sv, "\"", 1);
137 if (truncated)
138 sv_catpvn(sv, "...", 3);
139 if (nul_terminated)
140 sv_catpvn(sv, "\\0", 2);
141
142 return SvPVX(sv);
143}
144
145char *
864dbfa3 146Perl_sv_peek(pTHX_ SV *sv)
3967c732
JD		 147{
148 SV *t = sv_newmortal();
2d8e6c8d 149 STRLEN n_a;
3967c732
JD		 150 int unref = 0;
151
152 sv_setpvn(t, "", 0);
153 retry:
154 if (!sv) {
155 sv_catpv(t, "VOID");
156 goto finish;
157 }
158 else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
159 sv_catpv(t, "WILD");
160 goto finish;
161 }
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)) &&
167 SvREADONLY(sv))
168 goto finish;
169 }
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|
175 SVp_POK|SVp_NOK)) &&
176 SvCUR(sv) == 0 &&
177 SvNVX(sv) == 0.0)
178 goto finish;
179 }
180 else {
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|
185 SVp_POK|SVp_NOK)) &&
186 SvCUR(sv) == 1 &&
187 SvPVX(sv) && *SvPVX(sv) == '1' &&
188 SvNVX(sv) == 1.0)
189 goto finish;
190 }
191 sv_catpv(t, ":");
192 }
193 else if (SvREFCNT(sv) == 0) {
194 sv_catpv(t, "(");
195 unref++;
196 }
04932ac8 197 else if (DEBUG_R_TEST && SvREFCNT(sv) > 1) {
29b291f7 198 Perl_sv_catpvf(aTHX_ t, "<%"UVuf">", (UV)SvREFCNT(sv));
04932ac8
DM		 199 }
200
201
3967c732
JD		 202 if (SvROK(sv)) {
203 sv_catpv(t, "\\");
204 if (SvCUR(t) + unref > 10) {
205 SvCUR(t) = unref + 3;
206 *SvEND(t) = '\0';
207 sv_catpv(t, "...");
208 goto finish;
209 }
210 sv = (SV*)SvRV(sv);
211 goto retry;
212 }
213 switch (SvTYPE(sv)) {
214 default:
215 sv_catpv(t, "FREED");
216 goto finish;
217
218 case SVt_NULL:
219 sv_catpv(t, "UNDEF");
220 goto finish;
221 case SVt_IV:
222 sv_catpv(t, "IV");
223 break;
224 case SVt_NV:
225 sv_catpv(t, "NV");
226 break;
227 case SVt_RV:
228 sv_catpv(t, "RV");
229 break;
230 case SVt_PV:
231 sv_catpv(t, "PV");
232 break;
233 case SVt_PVIV:
234 sv_catpv(t, "PVIV");
235 break;
236 case SVt_PVNV:
237 sv_catpv(t, "PVNV");
238 break;
239 case SVt_PVMG:
240 sv_catpv(t, "PVMG");
241 break;
242 case SVt_PVLV:
243 sv_catpv(t, "PVLV");
244 break;
245 case SVt_PVAV:
246 sv_catpv(t, "AV");
247 break;
248 case SVt_PVHV:
249 sv_catpv(t, "HV");
250 break;
251 case SVt_PVCV:
252 if (CvGV(sv))
cea2e8a9 253 Perl_sv_catpvf(aTHX_ t, "CV(%s)", GvNAME(CvGV(sv)));
3967c732
JD		 254 else
255 sv_catpv(t, "CV()");
256 goto finish;
257 case SVt_PVGV:
258 sv_catpv(t, "GV");
259 break;
260 case SVt_PVBM:
261 sv_catpv(t, "BM");
262 break;
263 case SVt_PVFM:
264 sv_catpv(t, "FM");
265 break;
266 case SVt_PVIO:
267 sv_catpv(t, "IO");
268 break;
269 }
270
271 if (SvPOKp(sv)) {
272 if (!SvPVX(sv))
273 sv_catpv(t, "(null)");
274 else {
79cb57f6 275 SV *tmp = newSVpvn("", 0);
3967c732
JD		 276 sv_catpv(t, "(");
277 if (SvOOK(sv))
cea2e8a9
GS		 278 Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
279 Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
32639b87 280 if (SvUTF8(sv))
2ef28da1 281 Perl_sv_catpvf(aTHX_ t, " [UTF8]");
3967c732
JD		 282 SvREFCNT_dec(tmp);
283 }
284 }
285 else if (SvNOKp(sv)) {
e54dc35b 286 STORE_NUMERIC_LOCAL_SET_STANDARD();
cea2e8a9 287 Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
e54dc35b 288 RESTORE_NUMERIC_LOCAL();
3967c732 289 }
57def98f 290 else if (SvIOKp(sv)) {
cf2093f6 291 if (SvIsUV(sv))
57def98f 292 Perl_sv_catpvf(aTHX_ t, "(%"UVuf")", (UV)SvUVX(sv));
cf2093f6 293 else
57def98f 294 Perl_sv_catpvf(aTHX_ t, "(%"IVdf")", (IV)SvIVX(sv));
25da4f38 295 }
3967c732
JD		 296 else
297 sv_catpv(t, "()");
2ef28da1 298
3967c732
JD		 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{
cea2e8a9 376 Perl_dump_indent(aTHX_ level, file, "{\n");
3967c732 377 level++;
11343788 378 if (o->op_seq)
3967c732 379 PerlIO_printf(file, "%-4d", o->op_seq);
93a17b20 380 else
3967c732 381 PerlIO_printf(file, " ");
c8db6e60
JH		 382 PerlIO_printf(file,
383 "%*sTYPE = %s ===> ",
384 (int)(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
894356b3 397 Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
8990e307 398 }
748a9306 399#ifdef DUMPADDR
57def98f 400 Perl_dump_indent(aTHX_ level, file, "ADDR = 0x%"UVxf" => 0x%"UVxf"\n", (UV)o, (UV)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);
07447971
GS		 435 if (PL_opargs[o->op_type] & OA_TARGLEX) {
436 if (o->op_private & OPpTARGET_MY)
437 sv_catpv(tmpsv, ",TARGET_MY");
438 }
bf91b999
SC		 439 else if (o->op_type == OP_LEAVESUB ||
440 o->op_type == OP_LEAVE ||
441 o->op_type == OP_LEAVESUBLV ||
442 o->op_type == OP_LEAVEWRITE) {
443 if (o->op_private & OPpREFCOUNTED)
444 sv_catpv(tmpsv, ",REFCOUNTED");
445 }
446 else if (o->op_type == OP_AASSIGN) {
11343788 447 if (o->op_private & OPpASSIGN_COMMON)
46fc3d4c 448 sv_catpv(tmpsv, ",COMMON");
10c8fecd
GS		 449 if (o->op_private & OPpASSIGN_HASH)
450 sv_catpv(tmpsv, ",HASH");
8d063cd8 451 }
11343788
MB		 452 else if (o->op_type == OP_SASSIGN) {
453 if (o->op_private & OPpASSIGN_BACKWARDS)
46fc3d4c 454 sv_catpv(tmpsv, ",BACKWARDS");
a0d0e21e 455 }
11343788
MB		 456 else if (o->op_type == OP_TRANS) {
457 if (o->op_private & OPpTRANS_SQUASH)
46fc3d4c 458 sv_catpv(tmpsv, ",SQUASH");
11343788 459 if (o->op_private & OPpTRANS_DELETE)
46fc3d4c 460 sv_catpv(tmpsv, ",DELETE");
11343788 461 if (o->op_private & OPpTRANS_COMPLEMENT)
46fc3d4c 462 sv_catpv(tmpsv, ",COMPLEMENT");
bf91b999
SC		 463 if (o->op_private & OPpTRANS_IDENTICAL)
464 sv_catpv(tmpsv, ",IDENTICAL");
465 if (o->op_private & OPpTRANS_GROWS)
466 sv_catpv(tmpsv, ",GROWS");
8d063cd8 467 }
11343788
MB		 468 else if (o->op_type == OP_REPEAT) {
469 if (o->op_private & OPpREPEAT_DOLIST)
46fc3d4c 470 sv_catpv(tmpsv, ",DOLIST");
8d063cd8 471 }
11343788
MB		 472 else if (o->op_type == OP_ENTERSUB ||
473 o->op_type == OP_RV2SV ||
23f1ca44 474 o->op_type == OP_GVSV ||
11343788
MB		 475 o->op_type == OP_RV2AV ||
476 o->op_type == OP_RV2HV ||
477 o->op_type == OP_RV2GV ||
478 o->op_type == OP_AELEM ||
479 o->op_type == OP_HELEM )
85e6fe83 480 {
5dc0d613
MB		 481 if (o->op_type == OP_ENTERSUB) {
482 if (o->op_private & OPpENTERSUB_AMPER)
46fc3d4c 483 sv_catpv(tmpsv, ",AMPER");
5dc0d613 484 if (o->op_private & OPpENTERSUB_DB)
46fc3d4c 485 sv_catpv(tmpsv, ",DB");
d3011074
IZ		 486 if (o->op_private & OPpENTERSUB_HASTARG)
487 sv_catpv(tmpsv, ",HASTARG");
bf91b999
SC		 488 if (o->op_private & OPpENTERSUB_NOPAREN)
489 sv_catpv(tmpsv, ",NOPAREN");
490 if (o->op_private & OPpENTERSUB_INARGS)
491 sv_catpv(tmpsv, ",INARGS");
68dc0745 492 }
bf91b999 493 else {
d3011074 494 switch (o->op_private & OPpDEREF) {
5f05dabc 495 case OPpDEREF_SV:
46fc3d4c 496 sv_catpv(tmpsv, ",SV");
5f05dabc 497 break;
498 case OPpDEREF_AV:
46fc3d4c 499 sv_catpv(tmpsv, ",AV");
5f05dabc 500 break;
501 case OPpDEREF_HV:
46fc3d4c 502 sv_catpv(tmpsv, ",HV");
5f05dabc 503 break;
504 }
bf91b999
SC		 505 if (o->op_private & OPpMAYBE_LVSUB)
506 sv_catpv(tmpsv, ",MAYBE_LVSUB");
507 }
5dc0d613
MB		 508 if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
509 if (o->op_private & OPpLVAL_DEFER)
46fc3d4c 510 sv_catpv(tmpsv, ",LVAL_DEFER");
68dc0745 511 }
512 else {
5dc0d613 513 if (o->op_private & HINT_STRICT_REFS)
46fc3d4c 514 sv_catpv(tmpsv, ",STRICT_REFS");
192587c2
GS		 515 if (o->op_private & OPpOUR_INTRO)
516 sv_catpv(tmpsv, ",OUR_INTRO");
68dc0745 517 }
8d063cd8 518 }
11343788
MB		 519 else if (o->op_type == OP_CONST) {
520 if (o->op_private & OPpCONST_BARE)
46fc3d4c 521 sv_catpv(tmpsv, ",BARE");
7a52d87a
GS		 522 if (o->op_private & OPpCONST_STRICT)
523 sv_catpv(tmpsv, ",STRICT");
bf91b999
SC		 524 if (o->op_private & OPpCONST_ARYBASE)
525 sv_catpv(tmpsv, ",ARYBASE");
526 if (o->op_private & OPpCONST_WARNING)
527 sv_catpv(tmpsv, ",WARNING");
528 if (o->op_private & OPpCONST_ENTERED)
529 sv_catpv(tmpsv, ",ENTERED");
79072805 530 }
11343788
MB		 531 else if (o->op_type == OP_FLIP) {
532 if (o->op_private & OPpFLIP_LINENUM)
46fc3d4c 533 sv_catpv(tmpsv, ",LINENUM");
79072805 534 }
11343788
MB		 535 else if (o->op_type == OP_FLOP) {
536 if (o->op_private & OPpFLIP_LINENUM)
46fc3d4c 537 sv_catpv(tmpsv, ",LINENUM");
cd06dffe
GS		 538 } else if (o->op_type == OP_RV2CV) {
539 if (o->op_private & OPpLVAL_INTRO)
540 sv_catpv(tmpsv, ",INTRO");
79072805 541 }
bf91b999
SC		 542 else if (o->op_type == OP_GV) {
543 if (o->op_private & OPpEARLY_CV)
544 sv_catpv(tmpsv, ",EARLY_CV");
545 }
546 else if (o->op_type == OP_LIST) {
547 if (o->op_private & OPpLIST_GUESSED)
548 sv_catpv(tmpsv, ",GUESSED");
549 }
550 else if (o->op_type == OP_DELETE) {
551 if (o->op_private & OPpSLICE)
552 sv_catpv(tmpsv, ",SLICE");
553 }
554 else if (o->op_type == OP_EXISTS) {
555 if (o->op_private & OPpEXISTS_SUB)
556 sv_catpv(tmpsv, ",EXISTS_SUB");
557 }
558 else if (o->op_type == OP_SORT) {
559 if (o->op_private & OPpSORT_NUMERIC)
560 sv_catpv(tmpsv, ",NUMERIC");
561 if (o->op_private & OPpSORT_INTEGER)
562 sv_catpv(tmpsv, ",INTEGER");
563 if (o->op_private & OPpSORT_REVERSE)
564 sv_catpv(tmpsv, ",REVERSE");
565 }
566 else if (o->op_type == OP_THREADSV) {
567 if (o->op_private & OPpDONE_SVREF)
568 sv_catpv(tmpsv, ",SVREF");
569 }
570 else if (o->op_type == OP_OPEN || o->op_type == OP_BACKTICK) {
571 if (o->op_private & OPpOPEN_IN_RAW)
572 sv_catpv(tmpsv, ",IN_RAW");
573 if (o->op_private & OPpOPEN_IN_CRLF)
574 sv_catpv(tmpsv, ",IN_CRLF");
575 if (o->op_private & OPpOPEN_OUT_RAW)
576 sv_catpv(tmpsv, ",OUT_RAW");
577 if (o->op_private & OPpOPEN_OUT_CRLF)
578 sv_catpv(tmpsv, ",OUT_CRLF");
579 }
580 else if (o->op_type == OP_EXIT) {
581 if (o->op_private & OPpEXIT_VMSISH)
582 sv_catpv(tmpsv, ",EXIST_VMSISH");
583 }
11343788 584 if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
46fc3d4c 585 sv_catpv(tmpsv, ",INTRO");
586 if (SvCUR(tmpsv))
cea2e8a9 587 Perl_dump_indent(aTHX_ level, file, "PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
46fc3d4c 588 SvREFCNT_dec(tmpsv);
8d063cd8 589 }
8d063cd8 590
11343788 591 switch (o->op_type) {
971a9dd3 592 case OP_AELEMFAST:
93a17b20 593 case OP_GVSV:
79072805 594 case OP_GV:
971a9dd3
GS		 595#ifdef USE_ITHREADS
596 Perl_dump_indent(aTHX_ level, file, "PADIX = %d\n", cPADOPo->op_padix);
597#else
598 if (cSVOPo->op_sv) {
46fc3d4c 599 SV *tmpsv = NEWSV(0,0);
155aba94 600 STRLEN n_a;
8990e307 601 ENTER;
8990e307 602 SAVEFREESV(tmpsv);
971a9dd3 603 gv_fullname3(tmpsv, (GV*)cSVOPo->op_sv, Nullch);
cea2e8a9 604 Perl_dump_indent(aTHX_ level, file, "GV = %s\n", SvPV(tmpsv, n_a));
8990e307 605 LEAVE;
378cc40b 606 }
79072805 607 else
cea2e8a9 608 Perl_dump_indent(aTHX_ level, file, "GV = NULL\n");
971a9dd3 609#endif
79072805
LW		 610 break;
611 case OP_CONST:
f5d5a27c 612 case OP_METHOD_NAMED:
cea2e8a9 613 Perl_dump_indent(aTHX_ level, file, "SV = %s\n", SvPEEK(cSVOPo->op_sv));
79072805 614 break;
7399586d 615 case OP_SETSTATE:
93a17b20
LW		 616 case OP_NEXTSTATE:
617 case OP_DBSTATE:
57843af0
GS		 618 if (CopLINE(cCOPo))
619 Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
ed094faf
GS		 620 if (CopSTASHPV(cCOPo))
621 Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
622 CopSTASHPV(cCOPo));
11343788 623 if (cCOPo->cop_label)
ed094faf
GS		 624 Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
625 cCOPo->cop_label);
79072805
LW		 626 break;
627 case OP_ENTERLOOP:
cea2e8a9 628 Perl_dump_indent(aTHX_ level, file, "REDO ===> ");
11343788 629 if (cLOOPo->op_redoop)
3967c732 630 PerlIO_printf(file, "%d\n", cLOOPo->op_redoop->op_seq);
79072805 631 else
3967c732 632 PerlIO_printf(file, "DONE\n");
cea2e8a9 633 Perl_dump_indent(aTHX_ level, file, "NEXT ===> ");
11343788 634 if (cLOOPo->op_nextop)
3967c732 635 PerlIO_printf(file, "%d\n", cLOOPo->op_nextop->op_seq);
79072805 636 else
3967c732 637 PerlIO_printf(file, "DONE\n");
cea2e8a9 638 Perl_dump_indent(aTHX_ level, file, "LAST ===> ");
11343788 639 if (cLOOPo->op_lastop)
3967c732 640 PerlIO_printf(file, "%d\n", cLOOPo->op_lastop->op_seq);
79072805 641 else
3967c732 642 PerlIO_printf(file, "DONE\n");
79072805
LW		 643 break;
644 case OP_COND_EXPR:
1a67a97c 645 case OP_RANGE:
a0d0e21e 646 case OP_MAPWHILE:
79072805
LW		 647 case OP_GREPWHILE:
648 case OP_OR:
649 case OP_AND:
cea2e8a9 650 Perl_dump_indent(aTHX_ level, file, "OTHER ===> ");
11343788 651 if (cLOGOPo->op_other)
3967c732 652 PerlIO_printf(file, "%d\n", cLOGOPo->op_other->op_seq);
79072805 653 else
3967c732 654 PerlIO_printf(file, "DONE\n");
79072805
LW		 655 break;
656 case OP_PUSHRE:
657 case OP_MATCH:
8782bef2 658 case OP_QR:
79072805 659 case OP_SUBST:
3967c732 660 do_pmop_dump(level, file, cPMOPo);
79072805 661 break;
7934575e
GS		 662 case OP_LEAVE:
663 case OP_LEAVEEVAL:
664 case OP_LEAVESUB:
665 case OP_LEAVESUBLV:
666 case OP_LEAVEWRITE:
667 case OP_SCOPE:
668 if (o->op_private & OPpREFCOUNTED)
669 Perl_dump_indent(aTHX_ level, file, "REFCNT = %"UVuf"\n", (UV)o->op_targ);
670 break;
a0d0e21e
LW		 671 default:
672 break;
79072805 673 }
11343788 674 if (o->op_flags & OPf_KIDS) {
79072805 675 OP *kid;
11343788 676 for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
3967c732 677 do_op_dump(level, file, kid);
8d063cd8 678 }
cea2e8a9 679 Perl_dump_indent(aTHX_ level-1, file, "}\n");
3967c732
JD		 680}
681
682void
864dbfa3 683Perl_op_dump(pTHX_ OP *o)
3967c732
JD		 684{
685 do_op_dump(0, Perl_debug_log, o);
8d063cd8
LW		 686}
687
8adcabd8 688void
864dbfa3 689Perl_gv_dump(pTHX_ GV *gv)
378cc40b 690{
79072805 691 SV *sv;
378cc40b 692
79072805 693 if (!gv) {
760ac839 694 PerlIO_printf(Perl_debug_log, "{}\n");
378cc40b
LW		 695 return;
696 }
8990e307 697 sv = sv_newmortal();
760ac839 698 PerlIO_printf(Perl_debug_log, "{\n");
f6aff53a 699 gv_fullname3(sv, gv, Nullch);
cea2e8a9 700 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "GV_NAME = %s", SvPVX(sv));
79072805 701 if (gv != GvEGV(gv)) {
f6aff53a 702 gv_efullname3(sv, GvEGV(gv), Nullch);
cea2e8a9 703 Perl_dump_indent(aTHX_ 1, Perl_debug_log, "-> %s", SvPVX(sv));
8adcabd8 704 }
3967c732 705 PerlIO_putc(Perl_debug_log, '\n');
cea2e8a9 706 Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
8d063cd8
LW		 707}
708
8adcabd8 709void
864dbfa3 710Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
8d063cd8 711{
3967c732 712 for (; mg; mg = mg->mg_moremagic) {
b900a521
JH		 713 Perl_dump_indent(aTHX_ level, file,
714 " MAGIC = 0x%"UVxf"\n", PTR2UV(mg));
3967c732
JD		 715 if (mg->mg_virtual) {
716 MGVTBL *v = mg->mg_virtual;
717 char *s = 0;
718 if (v == &PL_vtbl_sv) s = "sv";
719 else if (v == &PL_vtbl_env) s = "env";
720 else if (v == &PL_vtbl_envelem) s = "envelem";
721 else if (v == &PL_vtbl_sig) s = "sig";
722 else if (v == &PL_vtbl_sigelem) s = "sigelem";
723 else if (v == &PL_vtbl_pack) s = "pack";
724 else if (v == &PL_vtbl_packelem) s = "packelem";
725 else if (v == &PL_vtbl_dbline) s = "dbline";
726 else if (v == &PL_vtbl_isa) s = "isa";
727 else if (v == &PL_vtbl_arylen) s = "arylen";
728 else if (v == &PL_vtbl_glob) s = "glob";
729 else if (v == &PL_vtbl_mglob) s = "mglob";
730 else if (v == &PL_vtbl_nkeys) s = "nkeys";
731 else if (v == &PL_vtbl_taint) s = "taint";
732 else if (v == &PL_vtbl_substr) s = "substr";
733 else if (v == &PL_vtbl_vec) s = "vec";
734 else if (v == &PL_vtbl_pos) s = "pos";
735 else if (v == &PL_vtbl_bm) s = "bm";
736 else if (v == &PL_vtbl_fm) s = "fm";
737 else if (v == &PL_vtbl_uvar) s = "uvar";
738 else if (v == &PL_vtbl_defelem) s = "defelem";
739#ifdef USE_LOCALE_COLLATE
740 else if (v == &PL_vtbl_collxfrm) s = "collxfrm";
741#endif
3967c732
JD		 742 else if (v == &PL_vtbl_amagic) s = "amagic";
743 else if (v == &PL_vtbl_amagicelem) s = "amagicelem";
810b8aa5 744 else if (v == &PL_vtbl_backref) s = "backref";
3967c732 745 if (s)
cea2e8a9 746 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = &PL_vtbl_%s\n", s);
3967c732 747 else
b900a521 748 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0x%"UVxf"\n", PTR2UV(v));
3967c732
JD		 749 }
750 else
cea2e8a9 751 Perl_dump_indent(aTHX_ level, file, " MG_VIRTUAL = 0\n");
8d063cd8 752
3967c732 753 if (mg->mg_private)
cea2e8a9 754 Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
3967c732
JD		 755
756 if (isPRINT(mg->mg_type))
cea2e8a9 757 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
3967c732 758 else
cea2e8a9 759 Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
3967c732
JD		 760
761 if (mg->mg_flags) {
cea2e8a9 762 Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
3967c732 763 if (mg->mg_flags & MGf_TAINTEDDIR)
cea2e8a9 764 Perl_dump_indent(aTHX_ level, file, " TAINTEDDIR\n");
3967c732 765 if (mg->mg_flags & MGf_REFCOUNTED)
cea2e8a9 766 Perl_dump_indent(aTHX_ level, file, " REFCOUNTED\n");
3967c732 767 if (mg->mg_flags & MGf_GSKIP)
cea2e8a9 768 Perl_dump_indent(aTHX_ level, file, " GSKIP\n");
3967c732 769 if (mg->mg_flags & MGf_MINMATCH)
cea2e8a9 770 Perl_dump_indent(aTHX_ level, file, " MINMATCH\n");
3967c732
JD		 771 }
772 if (mg->mg_obj) {
b900a521 773 Perl_dump_indent(aTHX_ level, file, " MG_OBJ = 0x%"UVxf"\n", PTR2UV(mg->mg_obj));
3967c732
JD		 774 if (mg->mg_flags & MGf_REFCOUNTED)
775 do_sv_dump(level+2, file, mg->mg_obj, nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
776 }
777 if (mg->mg_len)
894356b3 778 Perl_dump_indent(aTHX_ level, file, " MG_LEN = %ld\n", (long)mg->mg_len);
3967c732 779 if (mg->mg_ptr) {
b900a521 780 Perl_dump_indent(aTHX_ level, file, " MG_PTR = 0x%"UVxf, PTR2UV(mg->mg_ptr));
3967c732 781 if (mg->mg_len >= 0) {
79cb57f6 782 SV *sv = newSVpvn("", 0);
3967c732
JD		 783 PerlIO_printf(file, " %s", pv_display(sv, mg->mg_ptr, mg->mg_len, 0, pvlim));
784 SvREFCNT_dec(sv);
785 }
786 else if (mg->mg_len == HEf_SVKEY) {
787 PerlIO_puts(file, " => HEf_SVKEY\n");
788 do_sv_dump(level+2, file, (SV*)((mg)->mg_ptr), nest+1, maxnest, dumpops, pvlim); /* MG is already +1 */
789 continue;
790 }
791 else
792 PerlIO_puts(file, " ???? - please notify IZ");
793 PerlIO_putc(file, '\n');
794 }
378cc40b 795 }
3967c732
JD		 796}
797
798void
864dbfa3 799Perl_magic_dump(pTHX_ MAGIC *mg)
3967c732
JD		 800{
801 do_magic_dump(0, Perl_debug_log, mg, 0, 0, 0, 0);
802}
803
804void
864dbfa3 805Perl_do_hv_dump(pTHX_ I32 level, PerlIO *file, char *name, HV *sv)
3967c732 806{
b900a521 807 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
3967c732
JD		 808 if (sv && HvNAME(sv))
809 PerlIO_printf(file, "\t\"%s\"\n", HvNAME(sv));
79072805 810 else
3967c732
JD		 811 PerlIO_putc(file, '\n');
812}
813
814void
864dbfa3 815Perl_do_gv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
3967c732 816{
b900a521 817 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
3967c732
JD		 818 if (sv && GvNAME(sv))
819 PerlIO_printf(file, "\t\"%s\"\n", GvNAME(sv));
c90c0ff4 820 else
3967c732
JD		 821 PerlIO_putc(file, '\n');
822}
823
824void
864dbfa3 825Perl_do_gvgv_dump(pTHX_ I32 level, PerlIO *file, char *name, GV *sv)
3967c732 826{
b900a521 827 Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
3967c732
JD		 828 if (sv && GvNAME(sv)) {
829 PerlIO_printf(file, "\t\"");
830 if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
831 PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
832 PerlIO_printf(file, "%s\"\n", GvNAME(sv));
8d063cd8 833 }
3967c732
JD		 834 else
835 PerlIO_putc(file, '\n');
836}
837
838void
864dbfa3 839Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
3967c732 840{
cea89e20 841 SV *d;
3967c732
JD		 842 char *s;
843 U32 flags;
844 U32 type;
2d8e6c8d 845 STRLEN n_a;
3967c732
JD		 846
847 if (!sv) {
cea2e8a9 848 Perl_dump_indent(aTHX_ level, file, "SV = 0\n");
3967c732 849 return;
378cc40b 850 }
2ef28da1 851
3967c732
JD		 852 flags = SvFLAGS(sv);
853 type = SvTYPE(sv);
79072805 854
cea89e20 855 d = Perl_newSVpvf(aTHX_
57def98f 856 "(0x%"UVxf") at 0x%"UVxf"\n%*s REFCNT = %"IVdf"\n%*s FLAGS = (",
56431972 857 PTR2UV(SvANY(sv)), PTR2UV(sv),
894356b3
GS		 858 (int)(PL_dumpindent*level), "", (IV)SvREFCNT(sv),
859 (int)(PL_dumpindent*level), "");
8d063cd8 860
3967c732
JD		 861 if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
862 if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
863 if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
864 if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
865 if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
866 if (flags & SVs_GMG) sv_catpv(d, "GMG,");
867 if (flags & SVs_SMG) sv_catpv(d, "SMG,");
868 if (flags & SVs_RMG) sv_catpv(d, "RMG,");
4db58590 869
3967c732
JD		 870 if (flags & SVf_IOK) sv_catpv(d, "IOK,");
871 if (flags & SVf_NOK) sv_catpv(d, "NOK,");
872 if (flags & SVf_POK) sv_catpv(d, "POK,");
810b8aa5
GS		 873 if (flags & SVf_ROK) {
874 sv_catpv(d, "ROK,");
875 if (SvWEAKREF(sv)) sv_catpv(d, "WEAKREF,");
876 }
3967c732
JD		 877 if (flags & SVf_OOK) sv_catpv(d, "OOK,");
878 if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
879 if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
4db58590 880
3967c732 881 if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
3967c732
JD		 882 if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
883 if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
884 if (flags & SVp_POK) sv_catpv(d, "pPOK,");
885 if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
886
887 switch (type) {
888 case SVt_PVCV:
889 case SVt_PVFM:
890 if (CvANON(sv)) sv_catpv(d, "ANON,");
891 if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
892 if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
893 if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
de3f1649 894 if (CvCONST(sv)) sv_catpv(d, "CONST,");
3967c732 895 if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
25da4f38 896 if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
18f7acf9
TJ		 897 if (CvLVALUE(sv)) sv_catpv(d, "LVALUE,");
898 if (CvMETHOD(sv)) sv_catpv(d, "METHOD,");
3967c732
JD		 899 break;
900 case SVt_PVHV:
901 if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
902 if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
903 break;
904 case SVt_PVGV:
905 if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
906 if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
f4af5718 907 if (GvSHARED(sv)) sv_catpv(d, "SHARED,");
3967c732 908 if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
12c18039 909 if (GvIN_PAD(sv)) sv_catpv(d, "IN_PAD,");
3967c732
JD		 910 if (GvIMPORTED(sv)) {
911 sv_catpv(d, "IMPORT");
912 if (GvIMPORTED(sv) == GVf_IMPORTED)
913 sv_catpv(d, "ALL,");
914 else {
915 sv_catpv(d, "(");
916 if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
917 if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
918 if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
919 if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
920 sv_catpv(d, " ),");
921 }
922 }
25da4f38
IZ		 923 /* FALL THROGH */
924 default:
925 if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
926 if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
3818b22b 927 if (SvUTF8(sv)) sv_catpv(d, "UTF8");
25da4f38 928 break;
3967c732
JD		 929 case SVt_PVBM:
930 if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
25da4f38 931 if (SvVALID(sv)) sv_catpv(d, "VALID,");
3967c732
JD		 932 break;
933 }
934
935 if (*(SvEND(d) - 1) == ',')
936 SvPVX(d)[--SvCUR(d)] = '\0';
937 sv_catpv(d, ")");
938 s = SvPVX(d);
939
cea2e8a9 940 Perl_dump_indent(aTHX_ level, file, "SV = ");
3967c732
JD		 941 switch (type) {
942 case SVt_NULL:
943 PerlIO_printf(file, "NULL%s\n", s);
cea89e20 944 SvREFCNT_dec(d);
3967c732
JD		 945 return;
946 case SVt_IV:
947 PerlIO_printf(file, "IV%s\n", s);
948 break;
949 case SVt_NV:
950 PerlIO_printf(file, "NV%s\n", s);
951 break;
952 case SVt_RV:
953 PerlIO_printf(file, "RV%s\n", s);
954 break;
955 case SVt_PV:
956 PerlIO_printf(file, "PV%s\n", s);
957 break;
958 case SVt_PVIV:
959 PerlIO_printf(file, "PVIV%s\n", s);
960 break;
961 case SVt_PVNV:
962 PerlIO_printf(file, "PVNV%s\n", s);
963 break;
964 case SVt_PVBM:
965 PerlIO_printf(file, "PVBM%s\n", s);
966 break;
967 case SVt_PVMG:
968 PerlIO_printf(file, "PVMG%s\n", s);
969 break;
970 case SVt_PVLV:
971 PerlIO_printf(file, "PVLV%s\n", s);
972 break;
973 case SVt_PVAV:
974 PerlIO_printf(file, "PVAV%s\n", s);
975 break;
976 case SVt_PVHV:
977 PerlIO_printf(file, "PVHV%s\n", s);
978 break;
979 case SVt_PVCV:
980 PerlIO_printf(file, "PVCV%s\n", s);
981 break;
982 case SVt_PVGV:
983 PerlIO_printf(file, "PVGV%s\n", s);
984 break;
985 case SVt_PVFM:
986 PerlIO_printf(file, "PVFM%s\n", s);
987 break;
988 case SVt_PVIO:
989 PerlIO_printf(file, "PVIO%s\n", s);
990 break;
991 default:
faccc32b 992 PerlIO_printf(file, "UNKNOWN(0x%"UVxf") %s\n", (UV)type, s);
cea89e20 993 SvREFCNT_dec(d);
3967c732
JD		 994 return;
995 }
996 if (type >= SVt_PVIV || type == SVt_IV) {
cf2093f6 997 if (SvIsUV(sv))
57def98f 998 Perl_dump_indent(aTHX_ level, file, " UV = %"UVuf, (UV)SvUVX(sv));
cf2093f6 999 else
57def98f 1000 Perl_dump_indent(aTHX_ level, file, " IV = %"IVdf, (IV)SvIVX(sv));
3967c732
JD		 1001 if (SvOOK(sv))
1002 PerlIO_printf(file, " (OFFSET)");
1003 PerlIO_putc(file, '\n');
1004 }
1005 if (type >= SVt_PVNV || type == SVt_NV) {
e54dc35b 1006 STORE_NUMERIC_LOCAL_SET_STANDARD();
57def98f 1007 /* %Vg doesn't work? --jhi */
cf2093f6 1008#ifdef USE_LONG_DOUBLE
2d4389e4 1009 Perl_dump_indent(aTHX_ level, file, " NV = %.*" PERL_PRIgldbl "\n", LDBL_DIG, SvNVX(sv));
cf2093f6 1010#else
cea2e8a9 1011 Perl_dump_indent(aTHX_ level, file, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
cf2093f6 1012#endif
e54dc35b 1013 RESTORE_NUMERIC_LOCAL();
3967c732
JD		 1014 }
1015 if (SvROK(sv)) {
57def98f 1016 Perl_dump_indent(aTHX_ level, file, " RV = 0x%"UVxf"\n", PTR2UV(SvRV(sv)));
3967c732
JD		 1017 if (nest < maxnest)
1018 do_sv_dump(level+1, file, SvRV(sv), nest+1, maxnest, dumpops, pvlim);
cea89e20 1019 SvREFCNT_dec(d);
3967c732
JD		 1020 return;
1021 }
cea89e20
JH		 1022 if (type < SVt_PV) {
1023 SvREFCNT_dec(d);
3967c732 1024 return;
cea89e20 1025 }
3967c732
JD		 1026 if (type <= SVt_PVLV) {
1027 if (SvPVX(sv)) {
57def98f 1028 Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX(sv)));
3967c732
JD		 1029 if (SvOOK(sv))
1030 PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
1031 PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
57def98f
JH		 1032 Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
1033 Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
3967c732
JD		 1034 }
1035 else
cea2e8a9 1036 Perl_dump_indent(aTHX_ level, file, " PV = 0\n");
3967c732
JD		 1037 }
1038 if (type >= SVt_PVMG) {
1039 if (SvMAGIC(sv))
1040 do_magic_dump(level, file, SvMAGIC(sv), nest, maxnest, dumpops, pvlim);
1041 if (SvSTASH(sv))
1042 do_hv_dump(level, file, " STASH", SvSTASH(sv));
1043 }
1044 switch (type) {
1045 case SVt_PVLV:
cea2e8a9 1046 Perl_dump_indent(aTHX_ level, file, " TYPE = %c\n", LvTYPE(sv));
57def98f
JH		 1047 Perl_dump_indent(aTHX_ level, file, " TARGOFF = %"IVdf"\n", (IV)LvTARGOFF(sv));
1048 Perl_dump_indent(aTHX_ level, file, " TARGLEN = %"IVdf"\n", (IV)LvTARGLEN(sv));
1049 Perl_dump_indent(aTHX_ level, file, " TARG = 0x%"UVxf"\n", PTR2UV(LvTARG(sv)));
3967c732
JD		 1050 /* XXX level+1 ??? */
1051 do_sv_dump(level, file, LvTARG(sv), nest+1, maxnest, dumpops, pvlim);
1052 break;
1053 case SVt_PVAV:
57def98f 1054 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(AvARRAY(sv)));
3967c732 1055 if (AvARRAY(sv) != AvALLOC(sv)) {
57def98f
JH		 1056 PerlIO_printf(file, " (offset=%"IVdf")\n", (IV)(AvARRAY(sv) - AvALLOC(sv)));
1057 Perl_dump_indent(aTHX_ level, file, " ALLOC = 0x%"UVxf"\n", PTR2UV(AvALLOC(sv)));
3967c732
JD		 1058 }
1059 else
1060 PerlIO_putc(file, '\n');
57def98f
JH		 1061 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)AvFILLp(sv));
1062 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)AvMAX(sv));
1063 Perl_dump_indent(aTHX_ level, file, " ARYLEN = 0x%"UVxf"\n", PTR2UV(AvARYLEN(sv)));
3967c732
JD		 1064 flags = AvFLAGS(sv);
1065 sv_setpv(d, "");
1066 if (flags & AVf_REAL) sv_catpv(d, ",REAL");
1067 if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
1068 if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
cea2e8a9 1069 Perl_dump_indent(aTHX_ level, file, " FLAGS = (%s)\n", SvCUR(d) ? SvPVX(d) + 1 : "");
3967c732
JD		 1070 if (nest < maxnest && av_len((AV*)sv) >= 0) {
1071 int count;
1072 for (count = 0; count <= av_len((AV*)sv) && count < maxnest; count++) {
1073 SV** elt = av_fetch((AV*)sv,count,0);
1074
57def98f 1075 Perl_dump_indent(aTHX_ level + 1, file, "Elt No. %"IVdf"\n", (IV)count);
2ef28da1 1076 if (elt)
3967c732
JD		 1077 do_sv_dump(level+1, file, *elt, nest+1, maxnest, dumpops, pvlim);
1078 }
1079 }
1080 break;
1081 case SVt_PVHV:
57def98f 1082 Perl_dump_indent(aTHX_ level, file, " ARRAY = 0x%"UVxf, PTR2UV(HvARRAY(sv)));
3967c732
JD		 1083 if (HvARRAY(sv) && HvKEYS(sv)) {
1084 /* Show distribution of HEs in the ARRAY */
1085 int freq[200];
1086#define FREQ_MAX (sizeof freq / sizeof freq[0] - 1)
1087 int i;
1088 int max = 0;
1089 U32 pow2 = 2, keys = HvKEYS(sv);
65202027 1090 NV theoret, sum = 0;
3967c732
JD		 1091
1092 PerlIO_printf(file, " (");
1093 Zero(freq, FREQ_MAX + 1, int);
1094 for (i = 0; i <= HvMAX(sv); i++) {
1095 HE* h; int count = 0;
1096 for (h = HvARRAY(sv)[i]; h; h = HeNEXT(h))
1097 count++;
1098 if (count > FREQ_MAX)
1099 count = FREQ_MAX;
1100 freq[count]++;
1101 if (max < count)
1102 max = count;
1103 }
1104 for (i = 0; i <= max; i++) {
1105 if (freq[i]) {
1106 PerlIO_printf(file, "%d%s:%d", i,
1107 (i == FREQ_MAX) ? "+" : "",
1108 freq[i]);
1109 if (i != max)
1110 PerlIO_printf(file, ", ");
1111 }
1112 }
1113 PerlIO_putc(file, ')');
b8fa94d8
MG		 1114 /* The "quality" of a hash is defined as the total number of
1115 comparisons needed to access every element once, relative
1116 to the expected number needed for a random hash.
1117
1118 The total number of comparisons is equal to the sum of
1119 the squares of the number of entries in each backet.
1120 For a random hash of n keys into k backets, the expected
1121 value is
1122 n + n(n-1)/2k
1123 */
1124
3967c732
JD		 1125 for (i = max; i > 0; i--) { /* Precision: count down. */
1126 sum += freq[i] * i * i;
1127 }
155aba94 1128 while ((keys = keys >> 1))
3967c732 1129 pow2 = pow2 << 1;
3967c732 1130 theoret = HvKEYS(sv);
b8fa94d8 1131 theoret += theoret * (theoret-1)/pow2;
3967c732 1132 PerlIO_putc(file, '\n');
6b4667fc 1133 Perl_dump_indent(aTHX_ level, file, " hash quality = %.1"NVff"%%", theoret/sum*100);
3967c732
JD		 1134 }
1135 PerlIO_putc(file, '\n');
57def98f
JH		 1136 Perl_dump_indent(aTHX_ level, file, " KEYS = %"IVdf"\n", (IV)HvKEYS(sv));
1137 Perl_dump_indent(aTHX_ level, file, " FILL = %"IVdf"\n", (IV)HvFILL(sv));
1138 Perl_dump_indent(aTHX_ level, file, " MAX = %"IVdf"\n", (IV)HvMAX(sv));
1139 Perl_dump_indent(aTHX_ level, file, " RITER = %"IVdf"\n", (IV)HvRITER(sv));
1140 Perl_dump_indent(aTHX_ level, file, " EITER = 0x%"UVxf"\n", PTR2UV(HvEITER(sv)));
3967c732 1141 if (HvPMROOT(sv))
57def98f 1142 Perl_dump_indent(aTHX_ level, file, " PMROOT = 0x%"UVxf"\n", PTR2UV(HvPMROOT(sv)));
3967c732 1143 if (HvNAME(sv))
cea2e8a9 1144 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", HvNAME(sv));
3967c732
JD		 1145 if (nest < maxnest && !HvEITER(sv)) { /* Try to preserve iterator */
1146 HE *he;
1147 HV *hv = (HV*)sv;
1148 int count = maxnest - nest;
1149
1150 hv_iterinit(hv);
1151 while ((he = hv_iternext(hv)) && count--) {
1152 SV *elt;
1153 char *key;
1154 I32 len;
1155 U32 hash = HeHASH(he);
1156
1157 key = hv_iterkey(he, &len);
1158 elt = hv_iterval(hv, he);
57def98f 1159 Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%"UVxf"\n", pv_display(d, key, len, 0, pvlim), (UV)hash);
3967c732
JD		 1160 do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
1161 }
1162 hv_iterinit(hv); /* Return to status quo */
1163 }
1164 break;
1165 case SVt_PVCV:
1166 if (SvPOK(sv))
cea2e8a9 1167 Perl_dump_indent(aTHX_ level, file, " PROTOTYPE = \"%s\"\n", SvPV(sv,n_a));
3967c732
JD		 1168 /* FALL THROUGH */
1169 case SVt_PVFM:
1170 do_hv_dump(level, file, " COMP_STASH", CvSTASH(sv));
1171 if (CvSTART(sv))
57def98f
JH		 1172 Perl_dump_indent(aTHX_ level, file, " START = 0x%"UVxf" ===> %"IVdf"\n", PTR2UV(CvSTART(sv)), (IV)CvSTART(sv)->op_seq);
1173 Perl_dump_indent(aTHX_ level, file, " ROOT = 0x%"UVxf"\n", PTR2UV(CvROOT(sv)));
3967c732
JD		 1174 if (CvROOT(sv) && dumpops)
1175 do_op_dump(level+1, file, CvROOT(sv));
57def98f
JH		 1176 Perl_dump_indent(aTHX_ level, file, " XSUB = 0x%"UVxf"\n", PTR2UV(CvXSUB(sv)));
1177 Perl_dump_indent(aTHX_ level, file, " XSUBANY = %"IVdf"\n", (IV)CvXSUBANY(sv).any_i32);
3967c732 1178 do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
57843af0 1179 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
57def98f 1180 Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
3967c732 1181#ifdef USE_THREADS
07270b1a
GS		 1182 Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%"UVxf"\n", PTR2UV(CvMUTEXP(sv)));
1183 Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%"UVxf"\n", PTR2UV(CvOWNER(sv)));
3967c732 1184#endif /* USE_THREADS */
894356b3 1185 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
3967c732 1186 if (type == SVt_PVFM)
57def98f
JH		 1187 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
1188 Perl_dump_indent(aTHX_ level, file, " PADLIST = 0x%"UVxf"\n", PTR2UV(CvPADLIST(sv)));
3967c732
JD		 1189 if (nest < maxnest && CvPADLIST(sv)) {
1190 AV* padlist = CvPADLIST(sv);
1191 AV* pad_name = (AV*)*av_fetch(padlist, 0, FALSE);
1192 AV* pad = (AV*)*av_fetch(padlist, 1, FALSE);
1193 SV** pname = AvARRAY(pad_name);
1194 SV** ppad = AvARRAY(pad);
1195 I32 ix;
1196
1197 for (ix = 1; ix <= AvFILL(pad_name); ix++) {
b9c39e73 1198 if (SvPOK(pname[ix]))
57def98f
JH		 1199 Perl_dump_indent(aTHX_ level,
1200 /* %5d below is enough whitespace. */
2ef28da1 1201 file,
57def98f 1202 "%5d. 0x%"UVxf" (%s\"%s\" %"IVdf"-%"IVdf")\n",
894356b3 1203 (int)ix, PTR2UV(ppad[ix]),
cf2093f6
JH		 1204 SvFAKE(pname[ix]) ? "FAKE " : "",
1205 SvPVX(pname[ix]),
1206 (IV)SvNVX(pname[ix]),
1207 (IV)SvIVX(pname[ix]));
3967c732
JD		 1208 }
1209 }
1210 {
1211 CV *outside = CvOUTSIDE(sv);
2ef28da1 1212 Perl_dump_indent(aTHX_ level, file, " OUTSIDE = 0x%"UVxf" (%s)\n",
57def98f 1213 PTR2UV(outside),
cf2093f6
JH		 1214 (!outside ? "null"
1215 : CvANON(outside) ? "ANON"
1216 : (outside == PL_main_cv) ? "MAIN"
1217 : CvUNIQUE(outside) ? "UNIQUE"
1218 : CvGV(outside) ? GvNAME(CvGV(outside)) : "UNDEFINED"));
3967c732
JD		 1219 }
1220 if (nest < maxnest && (CvCLONE(sv) || CvCLONED(sv)))
1221 do_sv_dump(level+1, file, (SV*)CvOUTSIDE(sv), nest+1, maxnest, dumpops, pvlim);
1222 break;
1223 case SVt_PVGV:
cea2e8a9 1224 Perl_dump_indent(aTHX_ level, file, " NAME = \"%s\"\n", GvNAME(sv));
57def98f 1225 Perl_dump_indent(aTHX_ level, file, " NAMELEN = %"IVdf"\n", (IV)GvNAMELEN(sv));
3967c732 1226 do_hv_dump (level, file, " GvSTASH", GvSTASH(sv));
57def98f 1227 Perl_dump_indent(aTHX_ level, file, " GP = 0x%"UVxf"\n", PTR2UV(GvGP(sv)));
f472eb5c
GS		 1228 if (!GvGP(sv))
1229 break;
57def98f
JH		 1230 Perl_dump_indent(aTHX_ level, file, " SV = 0x%"UVxf"\n", PTR2UV(GvSV(sv)));
1231 Perl_dump_indent(aTHX_ level, file, " REFCNT = %"IVdf"\n", (IV)GvREFCNT(sv));
1232 Perl_dump_indent(aTHX_ level, file, " IO = 0x%"UVxf"\n", PTR2UV(GvIOp(sv)));
1233 Perl_dump_indent(aTHX_ level, file, " FORM = 0x%"UVxf" \n", PTR2UV(GvFORM(sv)));
1234 Perl_dump_indent(aTHX_ level, file, " AV = 0x%"UVxf"\n", PTR2UV(GvAV(sv)));
1235 Perl_dump_indent(aTHX_ level, file, " HV = 0x%"UVxf"\n", PTR2UV(GvHV(sv)));
1236 Perl_dump_indent(aTHX_ level, file, " CV = 0x%"UVxf"\n", PTR2UV(GvCV(sv)));
1237 Perl_dump_indent(aTHX_ level, file, " CVGEN = 0x%"UVxf"\n", (UV)GvCVGEN(sv));
f4c556ac 1238 Perl_dump_indent(aTHX_ level, file, " GPFLAGS = 0x%"UVxf"\n", (UV)GvGPFLAGS(sv));
57def98f 1239 Perl_dump_indent(aTHX_ level, file, " LINE = %"IVdf"\n", (IV)GvLINE(sv));
b195d487 1240 Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", GvFILE(sv));
e39917cc 1241 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)GvFLAGS(sv));
3967c732
JD		 1242 do_gv_dump (level, file, " EGV", GvEGV(sv));
1243 break;
1244 case SVt_PVIO:
57def98f
JH		 1245 Perl_dump_indent(aTHX_ level, file, " IFP = 0x%"UVxf"\n", PTR2UV(IoIFP(sv)));
1246 Perl_dump_indent(aTHX_ level, file, " OFP = 0x%"UVxf"\n", PTR2UV(IoOFP(sv)));
1247 Perl_dump_indent(aTHX_ level, file, " DIRP = 0x%"UVxf"\n", PTR2UV(IoDIRP(sv)));
1248 Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)IoLINES(sv));
1249 Perl_dump_indent(aTHX_ level, file, " PAGE = %"IVdf"\n", (IV)IoPAGE(sv));
1250 Perl_dump_indent(aTHX_ level, file, " PAGE_LEN = %"IVdf"\n", (IV)IoPAGE_LEN(sv));
1251 Perl_dump_indent(aTHX_ level, file, " LINES_LEFT = %"IVdf"\n", (IV)IoLINES_LEFT(sv));
27533608 1252 if (IoTOP_NAME(sv))
cea2e8a9 1253 Perl_dump_indent(aTHX_ level, file, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
3967c732 1254 do_gv_dump (level, file, " TOP_GV", IoTOP_GV(sv));
27533608 1255 if (IoFMT_NAME(sv))
cea2e8a9 1256 Perl_dump_indent(aTHX_ level, file, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
3967c732 1257 do_gv_dump (level, file, " FMT_GV", IoFMT_GV(sv));
27533608 1258 if (IoBOTTOM_NAME(sv))
cea2e8a9 1259 Perl_dump_indent(aTHX_ level, file, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
3967c732 1260 do_gv_dump (level, file, " BOTTOM_GV", IoBOTTOM_GV(sv));
57def98f 1261 Perl_dump_indent(aTHX_ level, file, " SUBPROCESS = %"IVdf"\n", (IV)IoSUBPROCESS(sv));
27533608 1262 if (isPRINT(IoTYPE(sv)))
cea2e8a9 1263 Perl_dump_indent(aTHX_ level, file, " TYPE = '%c'\n", IoTYPE(sv));
27533608 1264 else
cea2e8a9 1265 Perl_dump_indent(aTHX_ level, file, " TYPE = '\\%o'\n", IoTYPE(sv));
57def98f 1266 Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)IoFLAGS(sv));
3967c732
JD		 1267 break;
1268 }
cea89e20 1269 SvREFCNT_dec(d);
3967c732
JD		 1270}
1271
1272void
864dbfa3 1273Perl_sv_dump(pTHX_ SV *sv)
3967c732
JD		 1274{
1275 do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
8d063cd8 1276}
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