-/* $RCSfile: dump.c,v $$Revision: 4.1 $$Date: 92/08/07 17:20:03 $
+/* dump.c
*
- * Copyright (c) 1991, Larry Wall
+ * Copyright (c) 1991-1997, 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.
*
- * $Log: dump.c,v $
- * Revision 4.1 92/08/07 17:20:03 lwall
- * Stage 6 Snapshot
- *
- * Revision 4.0.1.2 92/06/08 13:14:22 lwall
- * patch20: removed implicit int declarations on funcions
- * patch20: fixed confusion between a *var's real name and its effective name
- *
- * Revision 4.0.1.1 91/06/07 10:58:44 lwall
- * patch4: new copyright notice
- *
- * Revision 4.0 91/03/20 01:08:25 lwall
- * 4.0 baseline.
- *
+ */
+
+/*
+ * "'You have talked long in your sleep, Frodo,' said Gandalf gently, 'and
+ * it has not been hard for me to read your mind and memory.'"
*/
#include "EXTERN.h"
#include "perl.h"
-#ifdef DEBUGGING
-
-static void dump();
+#ifndef PERL_OBJECT
+static void dump(char *pat, ...);
+#endif /* PERL_OBJECT */
void
-dump_all()
+dump_all(void)
{
- setlinebuf(stderr);
- if (main_root)
- dump_op(main_root);
- dump_packsubs(defstash);
+#ifdef DEBUGGING
+ dTHR;
+ PerlIO_setlinebuf(Perl_debug_log);
+ if (PL_main_root)
+ dump_op(PL_main_root);
+ dump_packsubs(PL_defstash);
+#endif /* DEBUGGING */
}
void
-dump_packsubs(stash)
-HV* stash;
+dump_packsubs(HV *stash)
{
- U32 i;
+#ifdef DEBUGGING
+ dTHR;
+ I32 i;
HE *entry;
- for (i = 0; i <= HvMAX(stash); i++) {
- for (entry = HvARRAY(stash)[i]; entry; entry = entry->hent_next) {
- GV *gv = (GV*)entry->hent_val;
+ if (!HvARRAY(stash))
+ return;
+ for (i = 0; i <= (I32) HvMAX(stash); i++) {
+ for (entry = HvARRAY(stash)[i]; entry; entry = HeNEXT(entry)) {
+ GV *gv = (GV*)HeVAL(entry);
HV *hv;
- if (GvCV(gv))
+ if (SvTYPE(gv) != SVt_PVGV || !GvGP(gv))
+ continue;
+ if (GvCVu(gv))
dump_sub(gv);
- if (*entry->hent_key == '_' && (hv = GvHV(gv)) && HvNAME(hv) &&
- hv != defstash)
+ if (GvFORM(gv))
+ dump_form(gv);
+ if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
+ (hv = GvHV(gv)) && HvNAME(hv) && hv != PL_defstash)
dump_packsubs(hv); /* nested package */
}
}
+#endif /* DEBUGGING */
}
void
-dump_sub(gv)
-GV* gv;
+dump_sub(GV *gv)
{
- SV *sv = sv_mortalcopy(&sv_undef);
- if (GvCV(gv)) {
- gv_fullname(sv,gv);
- dump("\nSUB %s = ", SvPVX(sv));
- if (CvUSERSUB(GvCV(gv)))
- dump("(xsub 0x%x %d)\n",
- (long)CvUSERSUB(GvCV(gv)),
- CvUSERINDEX(GvCV(gv)));
- else if (CvROOT(GvCV(gv)))
- dump_op(CvROOT(GvCV(gv)));
- else
- dump("<undef>\n");
- }
+#ifdef DEBUGGING
+ SV *sv = sv_newmortal();
+
+ gv_fullname3(sv, gv, Nullch);
+ dump("\nSUB %s = ", SvPVX(sv));
+ if (CvXSUB(GvCV(gv)))
+ dump("(xsub 0x%x %d)\n",
+ (long)CvXSUB(GvCV(gv)),
+ CvXSUBANY(GvCV(gv)).any_i32);
+ else if (CvROOT(GvCV(gv)))
+ dump_op(CvROOT(GvCV(gv)));
+ else
+ dump("<undef>\n");
+#endif /* DEBUGGING */
}
void
-dump_eval()
+dump_form(GV *gv)
{
- register I32 i;
- register GV *gv;
- register HE *entry;
+#ifdef DEBUGGING
+ SV *sv = sv_newmortal();
- dump_op(eval_root);
+ gv_fullname3(sv, gv, Nullch);
+ dump("\nFORMAT %s = ", SvPVX(sv));
+ if (CvROOT(GvFORM(gv)))
+ dump_op(CvROOT(GvFORM(gv)));
+ else
+ dump("<undef>\n");
+#endif /* DEBUGGING */
}
void
-dump_op(op)
-register OP *op;
+dump_eval(void)
{
- SV *tmpsv;
+#ifdef DEBUGGING
+ dump_op(PL_eval_root);
+#endif /* DEBUGGING */
+}
+void
+dump_op(OP *o)
+{
+#ifdef DEBUGGING
dump("{\n");
- if (op->op_seq)
- fprintf(stderr, "%-4d", op->op_seq);
+ if (o->op_seq)
+ PerlIO_printf(Perl_debug_log, "%-4d", o->op_seq);
else
- fprintf(stderr, " ");
- dump("TYPE = %s ===> ", op_name[op->op_type]);
- if (op->op_next) {
- if (op->op_seq)
- fprintf(stderr, "%d\n", op->op_next->op_seq);
+ PerlIO_printf(Perl_debug_log, " ");
+ dump("TYPE = %s ===> ", op_name[o->op_type]);
+ if (o->op_next) {
+ if (o->op_seq)
+ PerlIO_printf(Perl_debug_log, "%d\n", o->op_next->op_seq);
else
- fprintf(stderr, "(%d)\n", op->op_next->op_seq);
+ PerlIO_printf(Perl_debug_log, "(%d)\n", o->op_next->op_seq);
}
else
- fprintf(stderr, "DONE\n");
- dumplvl++;
- if (op->op_targ)
- dump("TARG = %d\n", op->op_targ);
-#ifdef NOTDEF
- dump("ADDR = 0x%lx => 0x%lx\n",op, op->op_next);
+ PerlIO_printf(Perl_debug_log, "DONE\n");
+ PL_dumplvl++;
+ if (o->op_targ) {
+ if (o->op_type == OP_NULL)
+ dump(" (was %s)\n", op_name[o->op_targ]);
+ else
+ dump("TARG = %d\n", o->op_targ);
+ }
+#ifdef DUMPADDR
+ dump("ADDR = 0x%lx => 0x%lx\n",o, o->op_next);
#endif
- if (op->op_flags) {
- *buf = '\0';
- if (op->op_flags & OPf_KNOW) {
- if (op->op_flags & OPf_LIST)
- (void)strcat(buf,"LIST,");
- else
- (void)strcat(buf,"SCALAR,");
+ if (o->op_flags) {
+ SV *tmpsv = newSVpv("", 0);
+ switch (o->op_flags & OPf_WANT) {
+ case OPf_WANT_VOID:
+ sv_catpv(tmpsv, ",VOID");
+ break;
+ case OPf_WANT_SCALAR:
+ sv_catpv(tmpsv, ",SCALAR");
+ break;
+ case OPf_WANT_LIST:
+ sv_catpv(tmpsv, ",LIST");
+ break;
+ default:
+ sv_catpv(tmpsv, ",UNKNOWN");
+ break;
}
- else
- (void)strcat(buf,"UNKNOWN,");
- if (op->op_flags & OPf_KIDS)
- (void)strcat(buf,"KIDS,");
- if (op->op_flags & OPf_PARENS)
- (void)strcat(buf,"PARENS,");
- if (op->op_flags & OPf_STACKED)
- (void)strcat(buf,"STACKED,");
- if (op->op_flags & OPf_LVAL)
- (void)strcat(buf,"LVAL,");
- if (op->op_flags & OPf_INTRO)
- (void)strcat(buf,"INTRO,");
- if (op->op_flags & OPf_SPECIAL)
- (void)strcat(buf,"SPECIAL,");
- if (*buf)
- buf[strlen(buf)-1] = '\0';
- dump("FLAGS = (%s)\n",buf);
+ if (o->op_flags & OPf_KIDS)
+ sv_catpv(tmpsv, ",KIDS");
+ if (o->op_flags & OPf_PARENS)
+ sv_catpv(tmpsv, ",PARENS");
+ if (o->op_flags & OPf_STACKED)
+ sv_catpv(tmpsv, ",STACKED");
+ if (o->op_flags & OPf_REF)
+ sv_catpv(tmpsv, ",REF");
+ if (o->op_flags & OPf_MOD)
+ sv_catpv(tmpsv, ",MOD");
+ if (o->op_flags & OPf_SPECIAL)
+ sv_catpv(tmpsv, ",SPECIAL");
+ dump("FLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
+ SvREFCNT_dec(tmpsv);
}
- if (op->op_private) {
- *buf = '\0';
- if (op->op_type == OP_AASSIGN) {
- if (op->op_private & OPpASSIGN_COMMON)
- (void)strcat(buf,"COMMON,");
+ if (o->op_private) {
+ SV *tmpsv = newSVpv("", 0);
+ if (o->op_type == OP_AASSIGN) {
+ if (o->op_private & OPpASSIGN_COMMON)
+ sv_catpv(tmpsv, ",COMMON");
}
- else if (op->op_type == OP_TRANS) {
- if (op->op_private & OPpTRANS_SQUASH)
- (void)strcat(buf,"SQUASH,");
- if (op->op_private & OPpTRANS_DELETE)
- (void)strcat(buf,"DELETE,");
- if (op->op_private & OPpTRANS_COMPLEMENT)
- (void)strcat(buf,"COMPLEMENT,");
+ else if (o->op_type == OP_SASSIGN) {
+ if (o->op_private & OPpASSIGN_BACKWARDS)
+ sv_catpv(tmpsv, ",BACKWARDS");
}
- else if (op->op_type == OP_REPEAT) {
- if (op->op_private & OPpREPEAT_DOLIST)
- (void)strcat(buf,"DOLIST,");
+ else if (o->op_type == OP_TRANS) {
+ if (o->op_private & OPpTRANS_SQUASH)
+ sv_catpv(tmpsv, ",SQUASH");
+ if (o->op_private & OPpTRANS_DELETE)
+ sv_catpv(tmpsv, ",DELETE");
+ if (o->op_private & OPpTRANS_COMPLEMENT)
+ sv_catpv(tmpsv, ",COMPLEMENT");
}
- else if (op->op_type == OP_ENTERSUBR) {
- if (op->op_private & OPpSUBR_DB)
- (void)strcat(buf,"DB,");
+ else if (o->op_type == OP_REPEAT) {
+ if (o->op_private & OPpREPEAT_DOLIST)
+ sv_catpv(tmpsv, ",DOLIST");
}
- else if (op->op_type == OP_CONST) {
- if (op->op_private & OPpCONST_BARE)
- (void)strcat(buf,"BARE,");
+ else if (o->op_type == OP_ENTERSUB ||
+ o->op_type == OP_RV2SV ||
+ o->op_type == OP_RV2AV ||
+ o->op_type == OP_RV2HV ||
+ o->op_type == OP_RV2GV ||
+ o->op_type == OP_AELEM ||
+ o->op_type == OP_HELEM )
+ {
+ if (o->op_type == OP_ENTERSUB) {
+ if (o->op_private & OPpENTERSUB_AMPER)
+ sv_catpv(tmpsv, ",AMPER");
+ if (o->op_private & OPpENTERSUB_DB)
+ sv_catpv(tmpsv, ",DB");
+ }
+ switch (o->op_private & OPpDEREF) {
+ case OPpDEREF_SV:
+ sv_catpv(tmpsv, ",SV");
+ break;
+ case OPpDEREF_AV:
+ sv_catpv(tmpsv, ",AV");
+ break;
+ case OPpDEREF_HV:
+ sv_catpv(tmpsv, ",HV");
+ break;
+ }
+ if (o->op_type == OP_AELEM || o->op_type == OP_HELEM) {
+ if (o->op_private & OPpLVAL_DEFER)
+ sv_catpv(tmpsv, ",LVAL_DEFER");
+ }
+ else {
+ if (o->op_private & HINT_STRICT_REFS)
+ sv_catpv(tmpsv, ",STRICT_REFS");
+ }
}
- else if (op->op_type == OP_FLIP) {
- if (op->op_private & OPpFLIP_LINENUM)
- (void)strcat(buf,"LINENUM,");
+ else if (o->op_type == OP_CONST) {
+ if (o->op_private & OPpCONST_BARE)
+ sv_catpv(tmpsv, ",BARE");
}
- else if (op->op_type == OP_FLOP) {
- if (op->op_private & OPpFLIP_LINENUM)
- (void)strcat(buf,"LINENUM,");
+ else if (o->op_type == OP_FLIP) {
+ if (o->op_private & OPpFLIP_LINENUM)
+ sv_catpv(tmpsv, ",LINENUM");
}
- if (*buf) {
- buf[strlen(buf)-1] = '\0';
- dump("PRIVATE = (%s)\n",buf);
+ else if (o->op_type == OP_FLOP) {
+ if (o->op_private & OPpFLIP_LINENUM)
+ sv_catpv(tmpsv, ",LINENUM");
}
+ if (o->op_flags & OPf_MOD && o->op_private & OPpLVAL_INTRO)
+ sv_catpv(tmpsv, ",INTRO");
+ if (SvCUR(tmpsv))
+ dump("PRIVATE = (%s)\n", SvPVX(tmpsv) + 1);
+ SvREFCNT_dec(tmpsv);
}
- switch (op->op_type) {
+ switch (o->op_type) {
case OP_GVSV:
case OP_GV:
- if (cGVOP->op_gv) {
- tmpsv = NEWSV(0,0);
- gv_fullname(tmpsv,cGVOP->op_gv);
- dump("GV = %s\n", SvPV(tmpsv, na));
- sv_free(tmpsv);
+ if (cGVOPo->op_gv) {
+ SV *tmpsv = NEWSV(0,0);
+ ENTER;
+ SAVEFREESV(tmpsv);
+ gv_fullname3(tmpsv, cGVOPo->op_gv, Nullch);
+ dump("GV = %s\n", SvPV(tmpsv, PL_na));
+ LEAVE;
}
else
dump("GV = NULL\n");
break;
case OP_CONST:
- dump("SV = %s\n", SvPEEK(cSVOP->op_sv));
+ dump("SV = %s\n", SvPEEK(cSVOPo->op_sv));
break;
case OP_NEXTSTATE:
case OP_DBSTATE:
- if (cCOP->cop_line)
- dump("LINE = %d\n",cCOP->cop_line);
- if (cCOP->cop_label)
- dump("LABEL = \"%s\"\n",cCOP->cop_label);
+ if (cCOPo->cop_line)
+ dump("LINE = %d\n",cCOPo->cop_line);
+ if (cCOPo->cop_label)
+ dump("LABEL = \"%s\"\n",cCOPo->cop_label);
break;
case OP_ENTERLOOP:
dump("REDO ===> ");
- if (cLOOP->op_redoop)
- fprintf(stderr, "%d\n", cLOOP->op_redoop->op_seq);
+ if (cLOOPo->op_redoop)
+ PerlIO_printf(Perl_debug_log, "%d\n", cLOOPo->op_redoop->op_seq);
else
- fprintf(stderr, "DONE\n");
+ PerlIO_printf(Perl_debug_log, "DONE\n");
dump("NEXT ===> ");
- if (cLOOP->op_nextop)
- fprintf(stderr, "%d\n", cLOOP->op_nextop->op_seq);
+ if (cLOOPo->op_nextop)
+ PerlIO_printf(Perl_debug_log, "%d\n", cLOOPo->op_nextop->op_seq);
else
- fprintf(stderr, "DONE\n");
+ PerlIO_printf(Perl_debug_log, "DONE\n");
dump("LAST ===> ");
- if (cLOOP->op_lastop)
- fprintf(stderr, "%d\n", cLOOP->op_lastop->op_seq);
+ if (cLOOPo->op_lastop)
+ PerlIO_printf(Perl_debug_log, "%d\n", cLOOPo->op_lastop->op_seq);
else
- fprintf(stderr, "DONE\n");
+ PerlIO_printf(Perl_debug_log, "DONE\n");
break;
case OP_COND_EXPR:
dump("TRUE ===> ");
- if (cCONDOP->op_true)
- fprintf(stderr, "%d\n", cCONDOP->op_true->op_seq);
+ if (cCONDOPo->op_true)
+ PerlIO_printf(Perl_debug_log, "%d\n", cCONDOPo->op_true->op_seq);
else
- fprintf(stderr, "DONE\n");
+ PerlIO_printf(Perl_debug_log, "DONE\n");
dump("FALSE ===> ");
- if (cCONDOP->op_false)
- fprintf(stderr, "%d\n", cCONDOP->op_false->op_seq);
+ if (cCONDOPo->op_false)
+ PerlIO_printf(Perl_debug_log, "%d\n", cCONDOPo->op_false->op_seq);
else
- fprintf(stderr, "DONE\n");
+ PerlIO_printf(Perl_debug_log, "DONE\n");
break;
+ case OP_MAPWHILE:
case OP_GREPWHILE:
case OP_OR:
case OP_AND:
- case OP_METHOD:
dump("OTHER ===> ");
- if (cLOGOP->op_other)
- fprintf(stderr, "%d\n", cLOGOP->op_other->op_seq);
+ if (cLOGOPo->op_other)
+ PerlIO_printf(Perl_debug_log, "%d\n", cLOGOPo->op_other->op_seq);
else
- fprintf(stderr, "DONE\n");
+ PerlIO_printf(Perl_debug_log, "DONE\n");
break;
case OP_PUSHRE:
case OP_MATCH:
+ case OP_QR:
case OP_SUBST:
- dump_pm((PMOP*)op);
+ dump_pm(cPMOPo);
+ break;
+ default:
break;
}
- if (op->op_flags & OPf_KIDS) {
+ if (o->op_flags & OPf_KIDS) {
OP *kid;
- for (kid = cUNOP->op_first; kid; kid = kid->op_sibling)
+ for (kid = cUNOPo->op_first; kid; kid = kid->op_sibling)
dump_op(kid);
}
- dumplvl--;
+ PL_dumplvl--;
dump("}\n");
+#endif /* DEBUGGING */
}
void
-dump_gv(gv)
-register GV *gv;
+dump_gv(GV *gv)
{
+#ifdef DEBUGGING
SV *sv;
if (!gv) {
- fprintf(stderr,"{}\n");
+ PerlIO_printf(Perl_debug_log, "{}\n");
return;
}
- sv = sv_mortalcopy(&sv_undef);
- dumplvl++;
- fprintf(stderr,"{\n");
- gv_fullname(sv,gv);
+ sv = sv_newmortal();
+ PL_dumplvl++;
+ PerlIO_printf(Perl_debug_log, "{\n");
+ gv_fullname3(sv, gv, Nullch);
dump("GV_NAME = %s", SvPVX(sv));
if (gv != GvEGV(gv)) {
- gv_efullname(sv,GvEGV(gv));
+ gv_efullname3(sv, GvEGV(gv), Nullch);
dump("-> %s", SvPVX(sv));
}
dump("\n");
- dumplvl--;
+ PL_dumplvl--;
dump("}\n");
+#endif /* DEBUGGING */
}
void
-dump_pm(pm)
-register PMOP *pm;
+dump_pm(PMOP *pm)
{
+#ifdef DEBUGGING
char ch;
if (!pm) {
return;
}
dump("{\n");
- dumplvl++;
+ PL_dumplvl++;
if (pm->op_pmflags & PMf_ONCE)
ch = '?';
else
ch = '/';
if (pm->op_pmregexp)
- dump("PMf_PRE %c%s%c\n",ch,pm->op_pmregexp->precomp,ch);
+ dump("PMf_PRE %c%s%c%s\n",
+ ch, pm->op_pmregexp->precomp, ch,
+ (pm->op_private & OPpRUNTIME) ? " (RUNTIME)" : "");
+ else
+ dump("PMf_PRE (RUNTIME)\n");
if (pm->op_type != OP_PUSHRE && pm->op_pmreplroot) {
dump("PMf_REPL = ");
dump_op(pm->op_pmreplroot);
}
- if (pm->op_pmshort) {
- dump("PMf_SHORT = %s\n",SvPEEK(pm->op_pmshort));
- }
- if (pm->op_pmflags) {
- *buf = '\0';
- if (pm->op_pmflags & PMf_USED)
- (void)strcat(buf,"USED,");
+ if (pm->op_pmflags || (pm->op_pmregexp && pm->op_pmregexp->check_substr)) {
+ SV *tmpsv = newSVpv("", 0);
+ if (pm->op_pmdynflags & PMdf_USED)
+ sv_catpv(tmpsv, ",USED");
+ if (pm->op_pmdynflags & PMdf_TAINTED)
+ sv_catpv(tmpsv, ",TAINTED");
if (pm->op_pmflags & PMf_ONCE)
- (void)strcat(buf,"ONCE,");
- if (pm->op_pmflags & PMf_SCANFIRST)
- (void)strcat(buf,"SCANFIRST,");
- if (pm->op_pmflags & PMf_ALL)
- (void)strcat(buf,"ALL,");
+ sv_catpv(tmpsv, ",ONCE");
+ if (pm->op_pmregexp && pm->op_pmregexp->check_substr
+ && !(pm->op_pmregexp->reganch & ROPT_NOSCAN))
+ sv_catpv(tmpsv, ",SCANFIRST");
+ if (pm->op_pmregexp && pm->op_pmregexp->check_substr
+ && pm->op_pmregexp->reganch & ROPT_CHECK_ALL)
+ sv_catpv(tmpsv, ",ALL");
if (pm->op_pmflags & PMf_SKIPWHITE)
- (void)strcat(buf,"SKIPWHITE,");
- if (pm->op_pmflags & PMf_FOLD)
- (void)strcat(buf,"FOLD,");
+ sv_catpv(tmpsv, ",SKIPWHITE");
if (pm->op_pmflags & PMf_CONST)
- (void)strcat(buf,"CONST,");
+ sv_catpv(tmpsv, ",CONST");
if (pm->op_pmflags & PMf_KEEP)
- (void)strcat(buf,"KEEP,");
+ sv_catpv(tmpsv, ",KEEP");
if (pm->op_pmflags & PMf_GLOBAL)
- (void)strcat(buf,"GLOBAL,");
- if (pm->op_pmflags & PMf_RUNTIME)
- (void)strcat(buf,"RUNTIME,");
+ sv_catpv(tmpsv, ",GLOBAL");
+ if (pm->op_pmflags & PMf_CONTINUE)
+ sv_catpv(tmpsv, ",CONTINUE");
+ if (pm->op_pmflags & PMf_RETAINT)
+ sv_catpv(tmpsv, ",RETAINT");
if (pm->op_pmflags & PMf_EVAL)
- (void)strcat(buf,"EVAL,");
- if (*buf)
- buf[strlen(buf)-1] = '\0';
- dump("PMFLAGS = (%s)\n",buf);
+ sv_catpv(tmpsv, ",EVAL");
+ dump("PMFLAGS = (%s)\n", SvCUR(tmpsv) ? SvPVX(tmpsv) + 1 : "");
+ SvREFCNT_dec(tmpsv);
}
- dumplvl--;
+ PL_dumplvl--;
dump("}\n");
+#endif /* DEBUGGING */
}
-/* VARARGS1 */
-static void dump(arg1,arg2,arg3,arg4,arg5)
-char *arg1;
-long arg2, arg3, arg4, arg5;
+
+STATIC void
+dump(char *pat,...)
{
+#ifdef DEBUGGING
I32 i;
+ va_list args;
- for (i = dumplvl*4; i; i--)
- (void)putc(' ',stderr);
- fprintf(stderr,arg1, arg2, arg3, arg4, arg5);
+ va_start(args, pat);
+ for (i = PL_dumplvl*4; i; i--)
+ (void)PerlIO_putc(Perl_debug_log,' ');
+ PerlIO_vprintf(Perl_debug_log,pat,args);
+ va_end(args);
+#endif /* DEBUGGING */
}
-#endif
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