/* dump.c
*
- * Copyright (c) 1991-2001, Larry Wall
+ * Copyright (c) 1991-2002, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
dump_sub(gv);
if (GvFORM(gv))
dump_form(gv);
- if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
- (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
+ if (HeKEY(entry)[HeKLEN(entry)-1] == ':'
+ && (hv = GvHV(gv)) && hv != PL_defstash)
dump_packsubs(hv); /* nested package */
}
}
}
char *
-Perl_pv_display(pTHX_ SV *sv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
+Perl_pv_display(pTHX_ SV *dsv, char *pv, STRLEN cur, STRLEN len, STRLEN pvlim)
{
int truncated = 0;
int nul_terminated = len > cur && pv[cur] == '\0';
- sv_setpvn(sv, "\"", 1);
+ sv_setpvn(dsv, "\"", 1);
for (; cur--; pv++) {
- if (pvlim && SvCUR(sv) >= pvlim) {
+ if (pvlim && SvCUR(dsv) >= pvlim) {
truncated++;
break;
}
if (isPRINT(*pv)) {
switch (*pv) {
- case '\t': sv_catpvn(sv, "\\t", 2); break;
- case '\n': sv_catpvn(sv, "\\n", 2); break;
- case '\r': sv_catpvn(sv, "\\r", 2); break;
- case '\f': sv_catpvn(sv, "\\f", 2); break;
- case '"': sv_catpvn(sv, "\\\"", 2); break;
- case '\\': sv_catpvn(sv, "\\\\", 2); break;
- default: sv_catpvn(sv, pv, 1); break;
+ case '\t': sv_catpvn(dsv, "\\t", 2); break;
+ case '\n': sv_catpvn(dsv, "\\n", 2); break;
+ case '\r': sv_catpvn(dsv, "\\r", 2); break;
+ case '\f': sv_catpvn(dsv, "\\f", 2); break;
+ case '"': sv_catpvn(dsv, "\\\"", 2); break;
+ case '\\': sv_catpvn(dsv, "\\\\", 2); break;
+ default: sv_catpvn(dsv, pv, 1); break;
}
}
else {
if (cur && isDIGIT(*(pv+1)))
- Perl_sv_catpvf(aTHX_ sv, "\\%03o", (U8)*pv);
+ Perl_sv_catpvf(aTHX_ dsv, "\\%03o", (U8)*pv);
else
- Perl_sv_catpvf(aTHX_ sv, "\\%o", (U8)*pv);
+ Perl_sv_catpvf(aTHX_ dsv, "\\%o", (U8)*pv);
}
}
- sv_catpvn(sv, "\"", 1);
+ sv_catpvn(dsv, "\"", 1);
if (truncated)
- sv_catpvn(sv, "...", 3);
+ sv_catpvn(dsv, "...", 3);
if (nul_terminated)
- sv_catpvn(sv, "\\0", 2);
+ sv_catpvn(dsv, "\\0", 2);
- return SvPVX(sv);
+ return SvPVX(dsv);
}
char *
sv_catpv(t, "(");
unref++;
}
- else if (DEBUG_R_TEST && SvREFCNT(sv) > 1) {
+ else if (DEBUG_R_TEST_ && SvREFCNT(sv) > 1) {
Perl_sv_catpvf(aTHX_ t, "<%"UVuf">", (UV)SvREFCNT(sv));
}
Perl_sv_catpvf(aTHX_ t, "[%s]", pv_display(tmp, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, 127));
Perl_sv_catpvf(aTHX_ t, "%s)", pv_display(tmp, SvPVX(sv), SvCUR(sv), SvLEN(sv), 127));
if (SvUTF8(sv))
- Perl_sv_catpvf(aTHX_ t, " [UTF8]");
+ Perl_sv_catpvf(aTHX_ t, " [UTF8 \"%s\"]",
+ sv_uni_display(tmp, sv, 8 * sv_len_utf8(sv),
+ UNI_DISPLAY_QQ));
SvREFCNT_dec(tmp);
}
}
else if (SvNOKp(sv)) {
STORE_NUMERIC_LOCAL_SET_STANDARD();
- Perl_sv_catpvf(aTHX_ t, "(%g)",SvNVX(sv));
+ Perl_sv_catpvf(aTHX_ t, "(%"NVgf")",SvNVX(sv));
RESTORE_NUMERIC_LOCAL();
}
else if (SvIOKp(sv)) {
ch = '?';
else
ch = '/';
- if (pm->op_pmregexp)
+ if (PM_GETRE(pm))
Perl_dump_indent(aTHX_ level, file, "PMf_PRE %c%s%c%s\n",
- ch, pm->op_pmregexp->precomp, ch,
+ ch, PM_GETRE(pm)->precomp, ch,
(pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
else
Perl_dump_indent(aTHX_ level, file, "PMf_PRE (RUNTIME)\n");
Perl_dump_indent(aTHX_ level, file, "PMf_REPL = ");
op_dump(pm->op_pmreplroot);
}
- if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
+ if (pm->op_pmflags || (PM_GETRE(pm) && PM_GETRE(pm)->check_substr)) {
SV *tmpsv = newSVpvn("", 0);
if (pm->op_pmdynflags & PMdf_USED)
sv_catpv(tmpsv, ",USED");
sv_catpv(tmpsv, ",TAINTED");
if (pm->op_pmflags & PMf_ONCE)
sv_catpv(tmpsv, ",ONCE");
- if (pm->op_pmregexp && pm->op_pmregexp->check_substr
- && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
+ if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
+ && !(PM_GETRE(pm)->reganch & ROPT_NOSCAN))
sv_catpv(tmpsv, ",SCANFIRST");
- if (pm->op_pmregexp && pm->op_pmregexp->check_substr
- && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
+ if (PM_GETRE(pm) && PM_GETRE(pm)->check_substr
+ && PM_GETRE(pm)->reganch & ROPT_CHECK_ALL)
sv_catpv(tmpsv, ",ALL");
if (pm->op_pmflags & PMf_SKIPWHITE)
sv_catpv(tmpsv, ",SKIPWHITE");
PerlIO_printf(file, " ");
PerlIO_printf(file,
"%*sTYPE = %s ===> ",
- (int)(PL_dumpindent*level-4), "", PL_op_name[o->op_type]);
+ (int)(PL_dumpindent*level-4), "", OP_NAME(o));
if (o->op_next) {
if (o->op_seq)
PerlIO_printf(file, "%d\n", o->op_next->op_seq);
PerlIO_printf(file, "DONE\n");
if (o->op_targ) {
if (o->op_type == OP_NULL)
+ {
Perl_dump_indent(aTHX_ level, file, " (was %s)\n", PL_op_name[o->op_targ]);
+ if (o->op_targ == OP_NEXTSTATE)
+ {
+ if (CopLINE(cCOPo))
+ Perl_dump_indent(aTHX_ level, file, "LINE = %d\n",CopLINE(cCOPo));
+ if (CopSTASHPV(cCOPo))
+ Perl_dump_indent(aTHX_ level, file, "PACKAGE = \"%s\"\n",
+ CopSTASHPV(cCOPo));
+ if (cCOPo->cop_label)
+ Perl_dump_indent(aTHX_ level, file, "LABEL = \"%s\"\n",
+ cCOPo->cop_label);
+ }
+ }
else
Perl_dump_indent(aTHX_ level, file, "TARG = %ld\n", (long)o->op_targ);
}
sv_catpv(tmpsv, ",NOPAREN");
if (o->op_private & OPpENTERSUB_INARGS)
sv_catpv(tmpsv, ",INARGS");
+ if (o->op_private & OPpENTERSUB_NOMOD)
+ sv_catpv(tmpsv, ",NOMOD");
}
else {
switch (o->op_private & OPpDEREF) {
else if (o->op_type == OP_FLOP) {
if (o->op_private & OPpFLIP_LINENUM)
sv_catpv(tmpsv, ",LINENUM");
- } else if (o->op_type == OP_RV2CV) {
+ }
+ else if (o->op_type == OP_RV2CV) {
if (o->op_private & OPpLVAL_INTRO)
sv_catpv(tmpsv, ",INTRO");
}
}
else if (o->op_type == OP_EXIT) {
if (o->op_private & OPpEXIT_VMSISH)
- sv_catpv(tmpsv, ",EXIST_VMSISH");
+ sv_catpv(tmpsv, ",EXIT_VMSISH");
+ if (o->op_private & OPpHUSH_VMSISH)
+ sv_catpv(tmpsv, ",HUSH_VMSISH");
+ }
+ else if (o->op_type == OP_DIE) {
+ if (o->op_private & OPpHUSH_VMSISH)
+ sv_catpv(tmpsv, ",HUSH_VMSISH");
}
if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
sv_catpv(tmpsv, ",INTRO");
Perl_dump_indent(aTHX_ 0, Perl_debug_log, "}\n");
}
+
+/* map magic types to the symbolic name
+ * (with the PERL_MAGIC_ prefixed stripped)
+ */
+
+static struct { char type; char *name; } magic_names[] = {
+ { PERL_MAGIC_sv, "sv(\\0)" },
+ { PERL_MAGIC_arylen, "arylen(#)" },
+ { PERL_MAGIC_glob, "glob(*)" },
+ { PERL_MAGIC_pos, "pos(.)" },
+ { PERL_MAGIC_backref, "backref(<)" },
+ { PERL_MAGIC_overload, "overload(A)" },
+ { PERL_MAGIC_bm, "bm(B)" },
+ { PERL_MAGIC_regdata, "regdata(D)" },
+ { PERL_MAGIC_env, "env(E)" },
+ { PERL_MAGIC_isa, "isa(I)" },
+ { PERL_MAGIC_dbfile, "dbfile(L)" },
+ { PERL_MAGIC_tied, "tied(P)" },
+ { PERL_MAGIC_sig, "sig(S)" },
+ { PERL_MAGIC_uvar, "uvar(U)" },
+ { PERL_MAGIC_overload_elem, "overload_elem(a)" },
+ { PERL_MAGIC_overload_table, "overload_table(c)" },
+ { PERL_MAGIC_regdatum, "regdatum(d)" },
+ { PERL_MAGIC_envelem, "envelem(e)" },
+ { PERL_MAGIC_fm, "fm(f)" },
+ { PERL_MAGIC_regex_global, "regex_global(g)" },
+ { PERL_MAGIC_isaelem, "isaelem(i)" },
+ { PERL_MAGIC_nkeys, "nkeys(k)" },
+ { PERL_MAGIC_dbline, "dbline(l)" },
+ { PERL_MAGIC_mutex, "mutex(m)" },
+ { PERL_MAGIC_collxfrm, "collxfrm(o)" },
+ { PERL_MAGIC_tiedelem, "tiedelem(p)" },
+ { PERL_MAGIC_tiedscalar, "tiedscalar(q)" },
+ { PERL_MAGIC_qr, "qr(r)" },
+ { PERL_MAGIC_sigelem, "sigelem(s)" },
+ { PERL_MAGIC_taint, "taint(t)" },
+ { PERL_MAGIC_vec, "vec(v)" },
+ { PERL_MAGIC_substr, "substr(x)" },
+ { PERL_MAGIC_defelem, "defelem(y)" },
+ { PERL_MAGIC_ext, "ext(~)" },
+ /* this null string terminates the list */
+ { 0, 0 },
+};
+
void
Perl_do_magic_dump(pTHX_ I32 level, PerlIO *file, MAGIC *mg, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
{
if (mg->mg_private)
Perl_dump_indent(aTHX_ level, file, " MG_PRIVATE = %d\n", mg->mg_private);
- if (isPRINT(mg->mg_type))
- Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '%c'\n", mg->mg_type);
- else
- Perl_dump_indent(aTHX_ level, file, " MG_TYPE = '\\%o'\n", mg->mg_type);
+ {
+ int n;
+ char *name = 0;
+ for (n=0; magic_names[n].name; n++) {
+ if (mg->mg_type == magic_names[n].type) {
+ name = magic_names[n].name;
+ break;
+ }
+ }
+ if (name)
+ Perl_dump_indent(aTHX_ level, file,
+ " MG_TYPE = PERL_MAGIC_%s\n", name);
+ else
+ Perl_dump_indent(aTHX_ level, file,
+ " MG_TYPE = UNKNOWN(\\%o)\n", mg->mg_type);
+ }
if (mg->mg_flags) {
Perl_dump_indent(aTHX_ level, file, " MG_FLAGS = 0x%02X\n", mg->mg_flags);
Perl_dump_indent(aTHX_ level, file, "%s = 0x%"UVxf, name, PTR2UV(sv));
if (sv && GvNAME(sv)) {
PerlIO_printf(file, "\t\"");
- if (GvSTASH(sv) && HvNAME(GvSTASH(sv)))
+ if (GvSTASH(sv))
PerlIO_printf(file, "%s\" :: \"", HvNAME(GvSTASH(sv)));
PerlIO_printf(file, "%s\"\n", GvNAME(sv));
}
case SVt_PVHV:
if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
+ if (HvUTF8KEYS(sv)) sv_catpv(d, "UTF8,");
break;
case SVt_PVGV:
if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
- if (GvSHARED(sv)) sv_catpv(d, "SHARED,");
+ if (GvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
if (GvIN_PAD(sv)) sv_catpv(d, "IN_PAD,");
+ if (flags & SVpad_OUR) sv_catpv(d, "OUR,");
if (GvIMPORTED(sv)) {
sv_catpv(d, "IMPORT");
if (GvIMPORTED(sv) == GVf_IMPORTED)
sv_catpv(d, " ),");
}
}
- /* FALL THROGH */
+ /* FALL THROUGH */
default:
if (SvEVALED(sv)) sv_catpv(d, "EVALED,");
if (SvIsUV(sv)) sv_catpv(d, "IsUV,");
- if (SvUTF8(sv)) sv_catpv(d, "UTF8");
break;
case SVt_PVBM:
if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
if (SvVALID(sv)) sv_catpv(d, "VALID,");
break;
+ case SVt_PVMG:
+ if (flags & SVpad_TYPED)
+ sv_catpv(d, "TYPED,");
+ break;
}
+ if (SvPOK(sv) && SvUTF8(sv))
+ sv_catpv(d, "UTF8");
if (*(SvEND(d) - 1) == ',')
SvPVX(d)[--SvCUR(d)] = '\0';
Perl_dump_indent(aTHX_ level, file," PV = 0x%"UVxf" ", PTR2UV(SvPVX(sv)));
if (SvOOK(sv))
PerlIO_printf(file, "( %s . ) ", pv_display(d, SvPVX(sv)-SvIVX(sv), SvIVX(sv), 0, pvlim));
- PerlIO_printf(file, "%s\n", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
+ PerlIO_printf(file, "%s", pv_display(d, SvPVX(sv), SvCUR(sv), SvLEN(sv), pvlim));
+ if (SvUTF8(sv)) /* the 8? \x{....} */
+ PerlIO_printf(file, " [UTF8 \"%s\"]", sv_uni_display(d, sv, 8 * sv_len_utf8(sv), UNI_DISPLAY_QQ));
+ PerlIO_printf(file, "\n");
Perl_dump_indent(aTHX_ level, file, " CUR = %"IVdf"\n", (IV)SvCUR(sv));
Perl_dump_indent(aTHX_ level, file, " LEN = %"IVdf"\n", (IV)SvLEN(sv));
}
to the expected number needed for a random hash.
The total number of comparisons is equal to the sum of
- the squares of the number of entries in each backet.
- For a random hash of n keys into k backets, the expected
+ the squares of the number of entries in each bucket.
+ For a random hash of n keys into k buckets, the expected
value is
n + n(n-1)/2k
*/
hv_iterinit(hv);
while ((he = hv_iternext(hv)) && count--) {
- SV *elt;
- char *key;
- I32 len;
+ SV *elt, *keysv;
+ char *keypv;
+ STRLEN len;
U32 hash = HeHASH(he);
- key = hv_iterkey(he, &len);
+ keysv = hv_iterkeysv(he);
+ keypv = SvPV(keysv, len);
elt = hv_iterval(hv, he);
- Perl_dump_indent(aTHX_ level+1, file, "Elt %s HASH = 0x%"UVxf"\n", pv_display(d, key, len, 0, pvlim), (UV)hash);
+ Perl_dump_indent(aTHX_ level+1, file, "Elt %s ", pv_display(d, keypv, len, 0, pvlim));
+ if (SvUTF8(keysv))
+ PerlIO_printf(file, "[UTF8 \"%s\"] ", sv_uni_display(d, keysv, 8 * sv_len_utf8(keysv), UNI_DISPLAY_QQ));
+ PerlIO_printf(file, "HASH = 0x%"UVxf"\n", (UV)hash);
do_sv_dump(level+1, file, elt, nest+1, maxnest, dumpops, pvlim);
}
hv_iterinit(hv); /* Return to status quo */
do_gvgv_dump(level, file, " GVGV::GV", CvGV(sv));
Perl_dump_indent(aTHX_ level, file, " FILE = \"%s\"\n", CvFILE(sv));
Perl_dump_indent(aTHX_ level, file, " DEPTH = %"IVdf"\n", (IV)CvDEPTH(sv));
-#ifdef USE_THREADS
+#ifdef USE_5005THREADS
Perl_dump_indent(aTHX_ level, file, " MUTEXP = 0x%"UVxf"\n", PTR2UV(CvMUTEXP(sv)));
Perl_dump_indent(aTHX_ level, file, " OWNER = 0x%"UVxf"\n", PTR2UV(CvOWNER(sv)));
-#endif /* USE_THREADS */
+#endif /* USE_5005THREADS */
Perl_dump_indent(aTHX_ level, file, " FLAGS = 0x%"UVxf"\n", (UV)CvFLAGS(sv));
if (type == SVt_PVFM)
Perl_dump_indent(aTHX_ level, file, " LINES = %"IVdf"\n", (IV)FmLINES(sv));
{
do_sv_dump(0, Perl_debug_log, sv, 0, 0, 0, 0);
}
+
+int
+Perl_runops_debug(pTHX)
+{
+ if (!PL_op) {
+ if (ckWARN_d(WARN_DEBUGGING))
+ Perl_warner(aTHX_ packWARN(WARN_DEBUGGING), "NULL OP IN RUN");
+ return 0;
+ }
+
+ do {
+ PERL_ASYNC_CHECK();
+ if (PL_debug) {
+ if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
+ PerlIO_printf(Perl_debug_log,
+ "WARNING: %"UVxf" changed from %"UVxf" to %"UVxf"\n",
+ PTR2UV(PL_watchaddr), PTR2UV(PL_watchok),
+ PTR2UV(*PL_watchaddr));
+ if (DEBUG_s_TEST_) debstack();
+ if (DEBUG_t_TEST_) debop(PL_op);
+ if (DEBUG_P_TEST_) debprof(PL_op);
+ }
+ } while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX)));
+
+ TAINT_NOT;
+ return 0;
+}
+
+I32
+Perl_debop(pTHX_ OP *o)
+{
+ AV *padlist, *comppad;
+ CV *cv;
+ SV *sv;
+ STRLEN n_a;
+
+ if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
+ return 0;
+
+ Perl_deb(aTHX_ "%s", OP_NAME(o));
+ switch (o->op_type) {
+ case OP_CONST:
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo_sv));
+ break;
+ case OP_GVSV:
+ case OP_GV:
+ if (cGVOPo_gv) {
+ sv = NEWSV(0,0);
+ gv_fullname3(sv, cGVOPo_gv, Nullch);
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, n_a));
+ SvREFCNT_dec(sv);
+ }
+ else
+ PerlIO_printf(Perl_debug_log, "(NULL)");
+ break;
+ case OP_PADSV:
+ case OP_PADAV:
+ case OP_PADHV:
+ /* print the lexical's name */
+ cv = deb_curcv(cxstack_ix);
+ if (cv) {
+ padlist = CvPADLIST(cv);
+ comppad = (AV*)(*av_fetch(padlist, 0, FALSE));
+ sv = *av_fetch(comppad, o->op_targ, FALSE);
+ } else
+ sv = Nullsv;
+ if (sv)
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPV_nolen(sv));
+ else
+ PerlIO_printf(Perl_debug_log, "[%"UVuf"]", (UV)o->op_targ);
+ break;
+ default:
+ break;
+ }
+ PerlIO_printf(Perl_debug_log, "\n");
+ return 0;
+}
+
+STATIC CV*
+S_deb_curcv(pTHX_ I32 ix)
+{
+ PERL_CONTEXT *cx = &cxstack[ix];
+ if (CxTYPE(cx) == CXt_SUB || CxTYPE(cx) == CXt_FORMAT)
+ return cx->blk_sub.cv;
+ else if (CxTYPE(cx) == CXt_EVAL && !CxTRYBLOCK(cx))
+ return PL_compcv;
+ else if (ix == 0 && PL_curstackinfo->si_type == PERLSI_MAIN)
+ return PL_main_cv;
+ else if (ix <= 0)
+ return Nullcv;
+ else
+ return deb_curcv(ix - 1);
+}
+
+void
+Perl_watch(pTHX_ char **addr)
+{
+ PL_watchaddr = addr;
+ PL_watchok = *addr;
+ PerlIO_printf(Perl_debug_log, "WATCHING, %"UVxf" is currently %"UVxf"\n",
+ PTR2UV(PL_watchaddr), PTR2UV(PL_watchok));
+}
+
+STATIC void
+S_debprof(pTHX_ OP *o)
+{
+ if (CopSTASH_eq(PL_curcop, PL_debstash) && !DEBUG_J_TEST_)
+ return;
+ if (!PL_profiledata)
+ Newz(000, PL_profiledata, MAXO, U32);
+ ++PL_profiledata[o->op_type];
+}
+
+void
+Perl_debprofdump(pTHX)
+{
+ unsigned i;
+ if (!PL_profiledata)
+ return;
+ for (i = 0; i < MAXO; i++) {
+ if (PL_profiledata[i])
+ PerlIO_printf(Perl_debug_log,
+ "%5lu %s\n", (unsigned long)PL_profiledata[i],
+ PL_op_name[i]);
+ }
+}