-/* $RCSfile: dump.c,v $$Revision: 4.1 $$Date: 92/08/07 17:20:03 $
+/* dump.c
*
- * Copyright (c) 1991, Larry Wall
+ * Copyright (c) 1991-1994, 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
+#ifndef DEBUGGING
+void
+dump_all()
+{
+}
+#else /* Rest of file is for DEBUGGING */
+#ifdef I_STDARG
+static void dump(char *pat, ...);
+#else
+# if defined(I_VARARGS)
+/*VARARGS0*/
+static void
+dump(pat, va_alist)
+ char *pat;
+ va_dcl
+# else
static void dump();
+# endif
+#endif
void
-dump_sequence(op)
-register OP *op;
+dump_all()
{
- extern I32 op_seq;
-
- for (; op; op = op->op_next) {
- if (op->op_seq)
- return;
- op->op_seq = ++op_seq;
- }
+#ifdef HAS_SETLINEBUF
+ setlinebuf(Perl_debug_log);
+#else
+ setvbuf(Perl_debug_log, Nullch, _IOLBF, 0);
+#endif
+ if (main_root)
+ dump_op(main_root);
+ dump_packsubs(defstash);
}
void
-dump_all()
+dump_packsubs(stash)
+HV* stash;
{
- register I32 i;
- register GV *gv;
- register HE *entry;
- SV *sv = sv_mortalcopy(&sv_undef);
+ I32 i;
+ HE *entry;
- setlinebuf(stderr);
- dump_sequence(main_start);
- dump_op(main_root);
- for (i = 0; i <= 127; i++) {
- for (entry = HvARRAY(defstash)[i]; entry; entry = entry->hent_next) {
- gv = (GV*)entry->hent_val;
- if (GvCV(gv)) {
- gv_fullname(sv,gv);
- dump("\nSUB %s = ", SvPV(sv));
- if (CvUSERSUB(GvCV(gv)))
- dump("(usersub 0x%x %d)\n",
- (long)CvUSERSUB(GvCV(gv)),
- CvUSERINDEX(GvCV(gv)));
- else {
- dump_sequence(CvSTART(GvCV(gv)));
- dump_op(CvROOT(GvCV(gv)));
- }
- }
+ 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))
+ dump_sub(gv);
+ if (GvFORM(gv))
+ dump_form(gv);
+ if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
+ (hv = GvHV(gv)) && HvNAME(hv) && hv != defstash)
+ dump_packsubs(hv); /* nested package */
}
}
}
void
-dump_eval()
+dump_sub(gv)
+GV* gv;
+{
+ SV *sv = sv_newmortal();
+
+ gv_fullname(sv,gv);
+ 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");
+}
+
+void
+dump_form(gv)
+GV* gv;
{
- register I32 i;
- register GV *gv;
- register HE *entry;
+ SV *sv = sv_newmortal();
- dump_sequence(eval_start);
+ gv_fullname(sv,gv);
+ dump("\nFORMAT %s = ", SvPVX(sv));
+ if (CvROOT(GvFORM(gv)))
+ dump_op(CvROOT(GvFORM(gv)));
+ else
+ dump("<undef>\n");
+}
+
+void
+dump_eval()
+{
dump_op(eval_root);
}
{
SV *tmpsv;
- if (!op->op_seq)
- dump_sequence(op);
dump("{\n");
- fprintf(stderr, "%-4d", op->op_seq);
+ if (op->op_seq)
+ fprintf(Perl_debug_log, "%-4d", op->op_seq);
+ else
+ fprintf(Perl_debug_log, " ");
dump("TYPE = %s ===> ", op_name[op->op_type]);
- if (op->op_next)
- fprintf(stderr, "%d\n", op->op_next->op_seq);
+ if (op->op_next) {
+ if (op->op_seq)
+ fprintf(Perl_debug_log, "%d\n", op->op_next->op_seq);
+ else
+ fprintf(Perl_debug_log, "(%d)\n", op->op_next->op_seq);
+ }
else
- fprintf(stderr, "DONE\n");
+ fprintf(Perl_debug_log, "DONE\n");
dumplvl++;
- if (op->op_targ)
- dump("TARG = %d\n", op->op_targ);
-#ifdef NOTDEF
+ if (op->op_targ) {
+ if (op->op_type == OP_NULL)
+ dump(" (was %s)\n", op_name[op->op_targ]);
+ else
+ dump("TARG = %d\n", op->op_targ);
+ }
+#ifdef DUMPADDR
dump("ADDR = 0x%lx => 0x%lx\n",op, op->op_next);
#endif
if (op->op_flags) {
(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_LOCAL)
- (void)strcat(buf,"LOCAL,");
+ if (op->op_flags & OPf_REF)
+ (void)strcat(buf,"REF,");
+ if (op->op_flags & OPf_MOD)
+ (void)strcat(buf,"MOD,");
if (op->op_flags & OPf_SPECIAL)
(void)strcat(buf,"SPECIAL,");
if (*buf)
if (op->op_private & OPpASSIGN_COMMON)
(void)strcat(buf,"COMMON,");
}
+ else if (op->op_type == OP_SASSIGN) {
+ if (op->op_private & OPpASSIGN_BACKWARDS)
+ (void)strcat(buf,"BACKWARDS,");
+ }
else if (op->op_type == OP_TRANS) {
if (op->op_private & OPpTRANS_SQUASH)
(void)strcat(buf,"SQUASH,");
if (op->op_private & OPpREPEAT_DOLIST)
(void)strcat(buf,"DOLIST,");
}
- else if (op->op_type == OP_ENTERSUBR) {
- if (op->op_private & OPpSUBR_DB)
+ else if (op->op_type == OP_ENTERSUB ||
+ op->op_type == OP_RV2SV ||
+ op->op_type == OP_RV2AV ||
+ op->op_type == OP_RV2HV ||
+ op->op_type == OP_RV2GV ||
+ op->op_type == OP_AELEM ||
+ op->op_type == OP_HELEM )
+ {
+ if (op->op_private & OPpENTERSUB_AMPER)
+ (void)strcat(buf,"AMPER,");
+ if (op->op_private & OPpENTERSUB_DB)
(void)strcat(buf,"DB,");
+ if (op->op_private & OPpDEREF_AV)
+ (void)strcat(buf,"AV,");
+ if (op->op_private & OPpDEREF_HV)
+ (void)strcat(buf,"HV,");
+ if (op->op_private & HINT_STRICT_REFS)
+ (void)strcat(buf,"STRICT_REFS,");
}
else if (op->op_type == OP_CONST) {
if (op->op_private & OPpCONST_BARE)
if (op->op_private & OPpFLIP_LINENUM)
(void)strcat(buf,"LINENUM,");
}
+ if (op->op_flags & OPf_MOD && op->op_private & OPpLVAL_INTRO)
+ (void)strcat(buf,"INTRO,");
if (*buf) {
buf[strlen(buf)-1] = '\0';
dump("PRIVATE = (%s)\n",buf);
}
switch (op->op_type) {
+ case OP_GVSV:
case OP_GV:
if (cGVOP->op_gv) {
+ ENTER;
tmpsv = NEWSV(0,0);
+ SAVEFREESV(tmpsv);
gv_fullname(tmpsv,cGVOP->op_gv);
- dump("GV = %s\n", SvPVn(tmpsv));
- sv_free(tmpsv);
+ dump("GV = %s\n", SvPV(tmpsv, na));
+ LEAVE;
}
else
dump("GV = NULL\n");
case OP_CONST:
dump("SV = %s\n", SvPEEK(cSVOP->op_sv));
break;
- case OP_CURCOP:
+ case OP_NEXTSTATE:
+ case OP_DBSTATE:
if (cCOP->cop_line)
dump("LINE = %d\n",cCOP->cop_line);
if (cCOP->cop_label)
break;
case OP_ENTERLOOP:
dump("REDO ===> ");
- if (cLOOP->op_redoop) {
- dump_sequence(cLOOP->op_redoop);
- fprintf(stderr, "%d\n", cLOOP->op_redoop->op_seq);
- }
+ if (cLOOP->op_redoop)
+ fprintf(Perl_debug_log, "%d\n", cLOOP->op_redoop->op_seq);
else
- fprintf(stderr, "DONE\n");
+ fprintf(Perl_debug_log, "DONE\n");
dump("NEXT ===> ");
- if (cLOOP->op_nextop) {
- dump_sequence(cLOOP->op_nextop);
- fprintf(stderr, "%d\n", cLOOP->op_nextop->op_seq);
- }
+ if (cLOOP->op_nextop)
+ fprintf(Perl_debug_log, "%d\n", cLOOP->op_nextop->op_seq);
else
- fprintf(stderr, "DONE\n");
+ fprintf(Perl_debug_log, "DONE\n");
dump("LAST ===> ");
- if (cLOOP->op_lastop) {
- dump_sequence(cLOOP->op_lastop);
- fprintf(stderr, "%d\n", cLOOP->op_lastop->op_seq);
- }
+ if (cLOOP->op_lastop)
+ fprintf(Perl_debug_log, "%d\n", cLOOP->op_lastop->op_seq);
else
- fprintf(stderr, "DONE\n");
+ fprintf(Perl_debug_log, "DONE\n");
break;
case OP_COND_EXPR:
dump("TRUE ===> ");
- if (cCONDOP->op_true) {
- dump_sequence(cCONDOP->op_true);
- fprintf(stderr, "%d\n", cCONDOP->op_true->op_seq);
- }
+ if (cCONDOP->op_true)
+ fprintf(Perl_debug_log, "%d\n", cCONDOP->op_true->op_seq);
else
- fprintf(stderr, "DONE\n");
+ fprintf(Perl_debug_log, "DONE\n");
dump("FALSE ===> ");
- if (cCONDOP->op_false) {
- dump_sequence(cCONDOP->op_false);
- fprintf(stderr, "%d\n", cCONDOP->op_false->op_seq);
- }
+ if (cCONDOP->op_false)
+ fprintf(Perl_debug_log, "%d\n", cCONDOP->op_false->op_seq);
else
- fprintf(stderr, "DONE\n");
+ fprintf(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) {
- dump_sequence(cLOGOP->op_other);
- fprintf(stderr, "%d\n", cLOGOP->op_other->op_seq);
- }
+ if (cLOGOP->op_other)
+ fprintf(Perl_debug_log, "%d\n", cLOGOP->op_other->op_seq);
else
- fprintf(stderr, "DONE\n");
+ fprintf(Perl_debug_log, "DONE\n");
break;
case OP_PUSHRE:
case OP_MATCH:
case OP_SUBST:
- dump_pm(op);
+ dump_pm((PMOP*)op);
+ break;
+ default:
break;
}
if (op->op_flags & OPf_KIDS) {
SV *sv;
if (!gv) {
- fprintf(stderr,"{}\n");
+ fprintf(Perl_debug_log,"{}\n");
return;
}
- sv = sv_mortalcopy(&sv_undef);
+ sv = sv_newmortal();
dumplvl++;
- fprintf(stderr,"{\n");
+ fprintf(Perl_debug_log,"{\n");
gv_fullname(sv,gv);
- dump("GV_NAME = %s", SvPV(sv));
+ dump("GV_NAME = %s", SvPVX(sv));
if (gv != GvEGV(gv)) {
gv_efullname(sv,GvEGV(gv));
- dump("-> %s", SvPV(sv));
+ dump("-> %s", SvPVX(sv));
}
dump("\n");
dumplvl--;
dump("}\n");
}
+
+#if !defined(I_STDARG) && !defined(I_VARARGS)
/* VARARGS1 */
static void dump(arg1,arg2,arg3,arg4,arg5)
char *arg1;
I32 i;
for (i = dumplvl*4; i; i--)
+ (void)putc(' ',Perl_debug_log);
+ fprintf(Perl_debug_log,arg1, arg2, arg3, arg4, arg5);
+}
+
+#else
+
+#ifdef I_STDARG
+static void
+dump(char *pat,...)
+#else
+/*VARARGS0*/
+static void
+dump(pat,va_alist)
+ char *pat;
+ va_dcl
+#endif
+{
+ I32 i;
+ va_list args;
+#ifndef HAS_VPRINTF
+ int vfprintf();
+#endif
+
+#ifdef I_STDARG
+ va_start(args, pat);
+#else
+ va_start(args);
+#endif
+ for (i = dumplvl*4; i; i--)
(void)putc(' ',stderr);
- fprintf(stderr,arg1, arg2, arg3, arg4, arg5);
+ vfprintf(Perl_debug_log,pat,args);
+ va_end(args);
}
#endif
+
+#endif