+/* run.c
+ *
+ * Copyright (c) 1991-1999, 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.
+ *
+ */
+
#include "EXTERN.h"
+#define PERL_IN_RUN_C
#include "perl.h"
-char **watchaddr = 0;
-char *watchok;
+/*
+ * "Away now, Shadowfax! Run, greatheart, run as you have never run before!
+ * Now we are come to the lands where you were foaled, and every stone you
+ * know. Run now! Hope is in speed!" --Gandalf
+ */
-#ifndef DEBUGGING
+int
+Perl_runops_standard(pTHX)
+{
+ dTHR;
-run() {
- while ( op = (*op->op_ppaddr)() ) ;
-}
+ while ( PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX) ) ;
-#else
+ TAINT_NOT;
+ return 0;
+}
-run() {
- if (!op) {
- warn("NULL OP IN RUN");
- return;
+int
+Perl_runops_debug(pTHX)
+{
+#ifdef DEBUGGING
+ dTHR;
+ if (!PL_op) {
+ if (ckWARN_d(WARN_DEBUGGING))
+ Perl_warner(aTHX_ WARN_DEBUGGING, "NULL OP IN RUN");
+ return 0;
}
+
do {
- if (debug) {
- if (watchaddr != 0 && *watchaddr != watchok)
- fprintf(stderr, "WARNING: %lx changed from %lx to %lx\n",
- watchaddr, watchok, *watchaddr);
+ if (PL_debug) {
+ if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
+ PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n",
+ (long)PL_watchaddr, (long)PL_watchok, (long)*PL_watchaddr);
DEBUG_s(debstack());
- DEBUG_t(debop(op));
+ DEBUG_t(debop(PL_op));
+ DEBUG_P(debprof(PL_op));
}
- } while ( op = (*op->op_ppaddr)() );
-}
+ } while ( PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX) );
-#endif
-
-I32
-getgimme(op)
-OP *op;
-{
- return cxstack[cxstack_ix].blk_gimme;
+ TAINT_NOT;
+ return 0;
+#else
+ return runops_standard();
+#endif /* DEBUGGING */
}
I32
-debop(op)
-OP *op;
+Perl_debop(pTHX_ OP *o)
{
+#ifdef DEBUGGING
SV *sv;
- deb("%s", op_name[op->op_type]);
- switch (op->op_type) {
+ STRLEN n_a;
+ Perl_deb(aTHX_ "%s", PL_op_name[o->op_type]);
+ switch (o->op_type) {
case OP_CONST:
- fprintf(stderr, "(%s)", SvPEEK(cSVOP->op_sv));
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv));
break;
case OP_GVSV:
case OP_GV:
- if (cGVOP->op_gv) {
+ if (cGVOPo->op_gv) {
sv = NEWSV(0,0);
- gv_fullname(sv, cGVOP->op_gv);
- fprintf(stderr, "(%s)", SvPV(sv, na));
- sv_free(sv);
+ gv_fullname3(sv, cGVOPo->op_gv, Nullch);
+ PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, n_a));
+ SvREFCNT_dec(sv);
}
else
- fprintf(stderr, "(NULL)");
+ PerlIO_printf(Perl_debug_log, "(NULL)");
+ break;
+ default:
break;
}
- fprintf(stderr, "\n");
+ PerlIO_printf(Perl_debug_log, "\n");
+#endif /* DEBUGGING */
return 0;
}
void
-watch(addr)
-char **addr;
+Perl_watch(pTHX_ char **addr)
+{
+#ifdef DEBUGGING
+ dTHR;
+ PL_watchaddr = addr;
+ PL_watchok = *addr;
+ PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n",
+ (long)PL_watchaddr, (long)PL_watchok);
+#endif /* DEBUGGING */
+}
+
+STATIC void
+S_debprof(pTHX_ OP *o)
+{
+#ifdef DEBUGGING
+ if (!PL_profiledata)
+ Newz(000, PL_profiledata, MAXO, U32);
+ ++PL_profiledata[o->op_type];
+#endif /* DEBUGGING */
+}
+
+void
+Perl_debprofdump(pTHX)
{
- watchaddr = addr;
- watchok = *addr;
- fprintf(stderr, "WATCHING, %lx is currently %lx\n",
- watchaddr, watchok);
+#ifdef DEBUGGING
+ 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]);
+ }
+#endif /* DEBUGGING */
}