mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-16 10:20:30 +00:00
141 lines
2.6 KiB
C
141 lines
2.6 KiB
C
/* 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"
|
|
#include "perl.h"
|
|
|
|
/*
|
|
* "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
|
|
*/
|
|
|
|
#ifdef PERL_OBJECT
|
|
#define CALLOP this->*PL_op
|
|
#else
|
|
#define CALLOP *PL_op
|
|
#endif
|
|
|
|
int
|
|
runops_standard(void)
|
|
{
|
|
dTHR;
|
|
|
|
while ( PL_op = (CALLOP->op_ppaddr)(ARGS) ) ;
|
|
|
|
TAINT_NOT;
|
|
return 0;
|
|
}
|
|
|
|
#ifdef DEBUGGING
|
|
|
|
dEXT char **watchaddr = 0;
|
|
dEXT char *watchok;
|
|
|
|
#ifndef PERL_OBJECT
|
|
static void debprof _((OP*o));
|
|
#endif
|
|
|
|
#endif /* DEBUGGING */
|
|
|
|
int
|
|
runops_debug(void)
|
|
{
|
|
#ifdef DEBUGGING
|
|
dTHR;
|
|
if (!PL_op) {
|
|
warn("NULL OP IN RUN");
|
|
return 0;
|
|
}
|
|
|
|
do {
|
|
if (PL_debug) {
|
|
if (watchaddr != 0 && *watchaddr != watchok)
|
|
PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n",
|
|
(long)watchaddr, (long)watchok, (long)*watchaddr);
|
|
DEBUG_s(debstack());
|
|
DEBUG_t(debop(PL_op));
|
|
DEBUG_P(debprof(PL_op));
|
|
}
|
|
} while ( PL_op = (CALLOP->op_ppaddr)(ARGS) );
|
|
|
|
TAINT_NOT;
|
|
return 0;
|
|
#else
|
|
return runops_standard();
|
|
#endif /* DEBUGGING */
|
|
}
|
|
|
|
I32
|
|
debop(OP *o)
|
|
{
|
|
#ifdef DEBUGGING
|
|
SV *sv;
|
|
STRLEN n_a;
|
|
deb("%s", op_name[o->op_type]);
|
|
switch (o->op_type) {
|
|
case OP_CONST:
|
|
PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv));
|
|
break;
|
|
case OP_GVSV:
|
|
case OP_GV:
|
|
if (cGVOPo->op_gv) {
|
|
sv = NEWSV(0,0);
|
|
gv_fullname3(sv, cGVOPo->op_gv, Nullch);
|
|
PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, n_a));
|
|
SvREFCNT_dec(sv);
|
|
}
|
|
else
|
|
PerlIO_printf(Perl_debug_log, "(NULL)");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
PerlIO_printf(Perl_debug_log, "\n");
|
|
#endif /* DEBUGGING */
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
watch(char **addr)
|
|
{
|
|
#ifdef DEBUGGING
|
|
watchaddr = addr;
|
|
watchok = *addr;
|
|
PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n",
|
|
(long)watchaddr, (long)watchok);
|
|
#endif /* DEBUGGING */
|
|
}
|
|
|
|
STATIC void
|
|
debprof(OP *o)
|
|
{
|
|
#ifdef DEBUGGING
|
|
if (!PL_profiledata)
|
|
Newz(000, PL_profiledata, MAXO, U32);
|
|
++PL_profiledata[o->op_type];
|
|
#endif /* DEBUGGING */
|
|
}
|
|
|
|
void
|
|
debprofdump(void)
|
|
{
|
|
#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],
|
|
op_name[i]);
|
|
}
|
|
#endif /* DEBUGGING */
|
|
}
|