Perl_new_stackinfo(pTHX_ I32 stitems, I32 cxitems)
{
PERL_SI *si;
- New(56, si, 1, PERL_SI);
+ Newx(si, 1, PERL_SI);
si->si_stack = newAV();
AvREAL_off(si->si_stack);
av_extend(si->si_stack, stitems > 0 ? stitems-1 : 0);
si->si_cxmax = cxitems - 1;
si->si_cxix = -1;
si->si_type = PERLSI_UNDEF;
- New(56, si->si_cxstack, cxitems, PERL_CONTEXT);
+ Newx(si->si_cxstack, cxitems, PERL_CONTEXT);
/* Without any kind of initialising PUSHSUBST()
* in pp_subst() will read uninitialised heap. */
Poison(si->si_cxstack, cxitems, PERL_CONTEXT);
I32
Perl_cxinc(pTHX)
{
- IV old_max = cxstack_max;
+ const IV old_max = cxstack_max;
cxstack_max = GROW(cxstack_max);
Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); /* XXX should fix CXINC macro */
/* Without any kind of initialising deep enough recursion
/* XXX should tmps_floor live in cxstack? */
const I32 myfloor = PL_tmps_floor;
while (PL_tmps_ix > myfloor) { /* clean up after last statement */
- SV* sv = PL_tmps_stack[PL_tmps_ix];
+ SV* const sv = PL_tmps_stack[PL_tmps_ix];
PL_tmps_stack[PL_tmps_ix--] = Nullsv;
if (sv && sv != &PL_sv_undef) {
SvTEMP_off(sv);
STATIC SV *
S_save_scalar_at(pTHX_ SV **sptr)
{
- register SV *sv;
- SV *osv = *sptr;
+ SV * const osv = *sptr;
+ register SV * const sv = *sptr = NEWSV(0,0);
- sv = *sptr = NEWSV(0,0);
if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv) && SvTYPE(osv) != SVt_PVGV) {
- MAGIC *mg;
- sv_upgrade(sv, SvTYPE(osv));
if (SvGMAGICAL(osv)) {
const bool oldtainted = PL_tainted;
- mg_get(osv); /* note, can croak! */
- if (PL_tainting && PL_tainted &&
- (mg = mg_find(osv, PERL_MAGIC_taint))) {
- SAVESPTR(mg->mg_obj);
- mg->mg_obj = osv;
- }
SvFLAGS(osv) |= (SvFLAGS(osv) &
(SVp_NOK|SVp_POK)) >> PRIVSHIFT;
PL_tainted = oldtainted;
}
- SvMAGIC(sv) = SvMAGIC(osv);
- /* if it's a special scalar or if it has no 'set' magic,
- * propagate the SvREADONLY flag. --rgs 20030922 */
- for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
- if (mg->mg_type == '\0'
- || !(mg->mg_virtual && mg->mg_virtual->svt_set))
- {
- SvFLAGS(sv) |= SvREADONLY(osv);
- break;
- }
- }
- SvFLAGS(sv) |= SvMAGICAL(osv);
- /* XXX SvMAGIC() is *shared* between osv and sv. This can
- * lead to coredumps when both SVs are destroyed without one
- * of their SvMAGIC() slots being NULLed. */
- PL_localizing = 1;
- SvSETMAGIC(sv);
- PL_localizing = 0;
+ mg_localize(osv, sv);
}
return sv;
}
Perl_save_scalar(pTHX_ GV *gv)
{
SV **sptr = &GvSV(gv);
+ PL_localizing = 1;
+ SvGETMAGIC(*sptr);
+ PL_localizing = 0;
SSCHECK(3);
SSPUSHPTR(SvREFCNT_inc(gv));
SSPUSHPTR(SvREFCNT_inc(*sptr));
SV*
Perl_save_svref(pTHX_ SV **sptr)
{
+ SvGETMAGIC(*sptr);
SSCHECK(3);
SSPUSHPTR(sptr);
SSPUSHPTR(SvREFCNT_inc(*sptr));
{
SSGROW(6);
SSPUSHIV((IV)SvLEN(gv));
- SvLEN(gv) = 0; /* forget that anything was allocated here */
+ SvLEN_set(gv, 0); /* forget that anything was allocated here */
SSPUSHIV((IV)SvCUR(gv));
- SSPUSHPTR(SvPVX(gv));
+ SSPUSHPTR(SvPVX_const(gv));
SvPOK_off(gv);
SSPUSHPTR(SvREFCNT_inc(gv));
SSPUSHPTR(GvGP(gv));
if (empty) {
register GP *gp;
- Newz(602, gp, 1, GP);
+ Newxz(gp, 1, GP);
if (GvCVu(gv))
PL_sub_generation++; /* taking a method out of circulation */
GvGP(gv) = gp_ref(gp);
GvSV(gv) = NEWSV(72,0);
GvLINE(gv) = CopLINE(PL_curcop);
- GvFILE(gv) = CopFILE(PL_curcop) ? CopFILE(PL_curcop) : "";
+ /* XXX Ideally this cast would be replaced with a change to const char*
+ in the struct. */
+ GvFILE(gv) = CopFILE(PL_curcop) ? CopFILE(PL_curcop) : (char *) "";
GvEGV(gv) = gv;
}
else {
AV *
Perl_save_ary(pTHX_ GV *gv)
{
- AV *oav = GvAVn(gv);
+ AV * const oav = GvAVn(gv);
AV *av;
if (!AvREAL(oav) && AvREIFY(oav))
GvAV(gv) = Null(AV*);
av = GvAVn(gv);
- if (SvMAGIC(oav)) {
- SvMAGIC(av) = SvMAGIC(oav);
- SvFLAGS((SV*)av) |= SvMAGICAL(oav);
- SvMAGICAL_off(oav);
- SvMAGIC(oav) = 0;
- PL_localizing = 1;
- SvSETMAGIC((SV*)av);
- PL_localizing = 0;
- }
+ if (SvMAGIC(oav))
+ mg_localize((SV*)oav, (SV*)av);
return av;
}
GvHV(gv) = Null(HV*);
hv = GvHVn(gv);
- if (SvMAGIC(ohv)) {
- SvMAGIC(hv) = SvMAGIC(ohv);
- SvFLAGS((SV*)hv) |= SvMAGICAL(ohv);
- SvMAGICAL_off(ohv);
- SvMAGIC(ohv) = 0;
- PL_localizing = 1;
- SvSETMAGIC((SV*)hv);
- PL_localizing = 0;
- }
+ if (SvMAGIC(ohv))
+ mg_localize((SV*)ohv, (SV*)hv);
return hv;
}
void
Perl_save_item(pTHX_ register SV *item)
{
- register SV *sv = newSVsv(item);
+ register SV * const sv = newSVsv(item);
SSCHECK(3);
SSPUSHPTR(item); /* remember the pointer */
Perl_save_threadsv(pTHX_ PADOFFSET i)
{
Perl_croak(aTHX_ "panic: save_threadsv called in non-threaded perl");
- return 0;
+ PERL_UNUSED_ARG(i);
+ NORETURN_FUNCTION_END;
}
void
void
Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg)
{
- register SV *sv;
register I32 i;
for (i = 1; i <= maxsarg; i++) {
- sv = NEWSV(0,0);
+ register SV * const sv = NEWSV(0,0);
sv_setsv(sv,sarg[i]);
SSCHECK(3);
SSPUSHPTR(sarg[i]); /* remember the pointer */
Perl_save_aelem(pTHX_ const AV *av, I32 idx, SV **sptr)
{
SV *sv;
+ SvGETMAGIC(*sptr);
SSCHECK(4);
SSPUSHPTR(SvREFCNT_inc(av));
SSPUSHINT(idx);
SSPUSHINT(SAVEt_AELEM);
/* if it gets reified later, the restore will have the wrong refcnt */
if (!AvREAL(av) && AvREIFY(av))
- SvREFCNT_inc(*sptr);
+ (void)SvREFCNT_inc(*sptr);
save_scalar_at(sptr);
sv = *sptr;
/* If we're localizing a tied array element, this new sv
}
void
-Perl_save_helem(pTHX_ const HV *hv, SV *key, SV **sptr)
+Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr)
{
SV *sv;
+ SvGETMAGIC(*sptr);
SSCHECK(4);
SSPUSHPTR(SvREFCNT_inc(hv));
SSPUSHPTR(SvREFCNT_inc(key));
DEBUG_S(PerlIO_printf(Perl_debug_log,
"restore svref: %p %p:%s -> %p:%s\n",
ptr, sv, SvPEEK(sv), value, SvPEEK(value)));
- if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv) &&
- SvTYPE(sv) != SVt_PVGV)
- {
- (void)SvUPGRADE(value, SvTYPE(sv));
- SvMAGIC(value) = SvMAGIC(sv);
- SvFLAGS(value) |= SvMAGICAL(sv);
- SvMAGICAL_off(sv);
- SvMAGIC(sv) = 0;
- }
- /* XXX This branch is pretty bogus. This code irretrievably
- * clears(!) the magic on the SV (either to avoid further
- * croaking that might ensue when the SvSETMAGIC() below is
- * called, or to avoid two different SVs pointing at the same
- * SvMAGIC()). This needs a total rethink. --GSAR */
- else if (SvTYPE(value) >= SVt_PVMG && SvMAGIC(value) &&
- SvTYPE(value) != SVt_PVGV)
- {
- SvFLAGS(value) |= (SvFLAGS(value) &
- (SVp_NOK|SVp_POK)) >> PRIVSHIFT;
- SvMAGICAL_off(value);
- /* XXX this is a leak when we get here because the
- * mg_get() in save_scalar_at() croaked */
- SvMAGIC(value) = 0;
- }
*(SV**)ptr = value;
SvREFCNT_dec(sv);
PL_localizing = 2;
gv = (GV*)SSPOPPTR;
if (GvAV(gv)) {
AV * const goner = GvAV(gv);
- SvMAGIC(av) = SvMAGIC(goner);
+ /* FIXME - this is a temporary hack until we work out what
+ the correct behaviour for magic should be. */
+ sv_unmagic((SV*)goner, PERL_MAGIC_arylen_p);
+ SvMAGIC_set(av, SvMAGIC(goner));
SvFLAGS((SV*)av) |= SvMAGICAL(goner);
SvMAGICAL_off(goner);
- SvMAGIC(goner) = 0;
+ SvMAGIC_set(goner, NULL);
SvREFCNT_dec(goner);
}
GvAV(gv) = av;
gv = (GV*)SSPOPPTR;
if (GvHV(gv)) {
HV * const goner = GvHV(gv);
- SvMAGIC(hv) = SvMAGIC(goner);
+ SvMAGIC_set(hv, SvMAGIC(goner));
SvFLAGS(hv) |= SvMAGICAL(goner);
SvMAGICAL_off(goner);
- SvMAGIC(goner) = 0;
+ SvMAGIC_set(goner, NULL);
SvREFCNT_dec(goner);
}
GvHV(gv) = hv;
case SAVEt_GP: /* scalar reference */
ptr = SSPOPPTR;
gv = (GV*)SSPOPPTR;
- if (SvPVX(gv) && SvLEN(gv) > 0) {
- Safefree(SvPVX(gv));
+ if (SvPVX_const(gv) && SvLEN(gv) > 0) {
+ Safefree(SvPVX_mutable(gv));
}
- SvPVX(gv) = (char *)SSPOPPTR;
- SvCUR(gv) = (STRLEN)SSPOPIV;
- SvLEN(gv) = (STRLEN)SSPOPIV;
+ SvPV_set(gv, (char *)SSPOPPTR);
+ SvCUR_set(gv, (STRLEN)SSPOPIV);
+ SvLEN_set(gv, (STRLEN)SSPOPIV);
gp_free(gv);
GvGP(gv) = (GP*)ptr;
if (GvCVu(gv))
break;
case SAVEt_FREEPV:
ptr = SSPOPPTR;
- Safefree((char*)ptr);
+ Safefree(ptr);
break;
case SAVEt_CLEARSV:
ptr = (void*)&PL_curpad[SSPOPLONG];
PL_op_desc[cx->blk_eval.old_op_type]);
if (cx->blk_eval.old_namesv)
PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n",
- SvPVX(cx->blk_eval.old_namesv));
+ SvPVX_const(cx->blk_eval.old_namesv));
PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n",
PTR2UV(cx->blk_eval.old_eval_root));
PerlIO_printf(Perl_debug_log, "BLK_EVAL.RETOP = 0x%"UVxf"\n",
* indent-tabs-mode: t
* End:
*
- * vim: shiftwidth=4:
-*/
+ * ex: set ts=8 sts=4 sw=4 noet:
+ */