}
/* copy the new items down to the destination list */
dst = PL_stack_base + (PL_markstack_ptr[-2] += items) - 1;
- while (items--)
+ while (items-- > 0)
*dst-- = SvTEMP(TOPs) ? POPs : sv_mortalcopy(POPs);
}
LEAVE; /* exit inner scope */
else
RETURNOP(cLOGOP->op_other);
}
-
+
+PP(pp_dorassign)
+{
+ dSP;
+ register SV* sv;
+
+ sv = TOPs;
+ if (!sv || !SvANY(sv)) {
+ RETURNOP(cLOGOP->op_other);
+ }
+
+ switch (SvTYPE(sv)) {
+ case SVt_PVAV:
+ if (AvMAX(sv) >= 0 || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv, PERL_MAGIC_tied)))
+ RETURN;
+ break;
+ case SVt_PVHV:
+ if (HvARRAY(sv) || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv, PERL_MAGIC_tied)))
+ RETURN;
+ break;
+ case SVt_PVCV:
+ if (CvROOT(sv) || CvXSUB(sv))
+ RETURN;
+ break;
+ default:
+ if (SvGMAGICAL(sv))
+ mg_get(sv);
+ if (SvOK(sv))
+ RETURN;
+ }
+
+ RETURNOP(cLOGOP->op_other);
+}
+
PP(pp_caller)
{
dSP;
}
else {
PUSHs(sv_2mortal(newSVpvn("(unknown)",9)));
- PUSHs(sv_2mortal(newSViv(0)));
+ PUSHs(sv_2mortal(newSViv((I32)cx->blk_sub.hasargs)));
}
}
else {
return NORMAL;
}
+/* like pp_nextstate, but used instead when the debugger is active */
+
PP(pp_dbstate)
{
PL_curcop = (COP*)PL_op;
PUSHSUB(cx);
CvDEPTH(cv)++;
(void)SvREFCNT_inc(cv);
- SAVEVPTR(PL_curpad);
- PL_curpad = AvARRAY((AV*)*av_fetch(CvPADLIST(cv),1,FALSE));
+ PAD_SET_CUR(CvPADLIST(cv),1);
RETURNOP(CvSTART(cv));
}
else
#endif /* USE_5005THREADS */
if (PL_op->op_targ) {
#ifndef USE_ITHREADS
- svp = &PL_curpad[PL_op->op_targ]; /* "my" variable */
+ svp = &PAD_SVl(PL_op->op_targ); /* "my" variable */
SAVESPTR(*svp);
#else
SAVEPADSV(PL_op->op_targ);
av = newAV();
av_extend(av, items-1);
AvFLAGS(av) = AVf_REIFY;
- PL_curpad[0] = (SV*)(cx->blk_sub.argarray = av);
+ PAD_SVl(0) = (SV*)(cx->blk_sub.argarray = av);
}
}
else if (CvXSUB(cv)) { /* put GvAV(defgv) back onto stack */
AV* av;
#ifdef USE_5005THREADS
- av = (AV*)PL_curpad[0];
+ av = (AV*)PAD_SVl(0);
#else
av = GvAV(PL_defgv);
#endif
}
else {
AV* padlist = CvPADLIST(cv);
- SV** svp = AvARRAY(padlist);
if (CxTYPE(cx) == CXt_EVAL) {
PL_in_eval = cx->blk_eval.old_in_eval;
PL_eval_root = cx->blk_eval.old_eval_root;
}
cx->blk_sub.cv = cv;
cx->blk_sub.olddepth = (U16)CvDEPTH(cv);
+
CvDEPTH(cv)++;
if (CvDEPTH(cv) < 2)
(void)SvREFCNT_inc(cv);
- else { /* save temporaries on recursion? */
+ else {
if (CvDEPTH(cv) == 100 && ckWARN(WARN_RECURSION))
sub_crush_depth(cv);
- if (CvDEPTH(cv) > AvFILLp(padlist)) {
- AV *newpad = newAV();
- SV **oldpad = AvARRAY(svp[CvDEPTH(cv)-1]);
- I32 ix = AvFILLp((AV*)svp[1]);
- I32 names_fill = AvFILLp((AV*)svp[0]);
- svp = AvARRAY(svp[0]);
- for ( ;ix > 0; ix--) {
- if (names_fill >= ix && svp[ix] != &PL_sv_undef) {
- char *name = SvPVX(svp[ix]);
- if ((SvFLAGS(svp[ix]) & SVf_FAKE)
- || *name == '&')
- {
- /* outer lexical or anon code */
- av_store(newpad, ix,
- SvREFCNT_inc(oldpad[ix]) );
- }
- else { /* our own lexical */
- if (*name == '@')
- av_store(newpad, ix, sv = (SV*)newAV());
- else if (*name == '%')
- av_store(newpad, ix, sv = (SV*)newHV());
- else
- av_store(newpad, ix, sv = NEWSV(0,0));
- SvPADMY_on(sv);
- }
- }
- else if (IS_PADGV(oldpad[ix]) || IS_PADCONST(oldpad[ix])) {
- av_store(newpad, ix, sv = SvREFCNT_inc(oldpad[ix]));
- }
- else {
- av_store(newpad, ix, sv = NEWSV(0,0));
- SvPADTMP_on(sv);
- }
- }
- if (cx->blk_sub.hasargs) {
- AV* av = newAV();
- av_extend(av, 0);
- av_store(newpad, 0, (SV*)av);
- AvFLAGS(av) = AVf_REIFY;
- }
- av_store(padlist, CvDEPTH(cv), (SV*)newpad);
- AvFILLp(padlist) = CvDEPTH(cv);
- svp = AvARRAY(padlist);
- }
+ pad_push(padlist, CvDEPTH(cv), cx->blk_sub.hasargs);
}
#ifdef USE_5005THREADS
if (!cx->blk_sub.hasargs) {
- AV* av = (AV*)PL_curpad[0];
+ AV* av = (AV*)PAD_SVl(0);
items = AvFILLp(av) + 1;
if (items) {
PUTBACK ;
}
}
-#endif /* USE_5005THREADS */
- SAVEVPTR(PL_curpad);
- PL_curpad = AvARRAY((AV*)svp[CvDEPTH(cv)]);
+#endif /* USE_5005THREADS */
+ PAD_SET_CUR(padlist, CvDEPTH(cv));
#ifndef USE_5005THREADS
if (cx->blk_sub.hasargs)
#endif /* USE_5005THREADS */
{
- AV* av = (AV*)PL_curpad[0];
+ AV* av = (AV*)PAD_SVl(0);
SV** ary;
#ifndef USE_5005THREADS
cx->blk_sub.savearray = GvAV(PL_defgv);
GvAV(PL_defgv) = (AV*)SvREFCNT_inc(av);
#endif /* USE_5005THREADS */
- cx->blk_sub.oldcurpad = PL_curpad;
+ CX_CURPAD_SAVE(cx->blk_sub);
cx->blk_sub.argarray = av;
++mark;
dSP;
OP *saveop = PL_op;
CV *caller;
- AV* comppadlist;
I32 i;
PL_in_eval = ((saveop && saveop->op_type == OP_REQUIRE)
PUSHMARK(SP);
- /* set up a scratch pad */
-
- SAVEI32(PL_padix);
- SAVEVPTR(PL_curpad);
- SAVESPTR(PL_comppad);
- SAVESPTR(PL_comppad_name);
- SAVEI32(PL_comppad_name_fill);
- SAVEI32(PL_min_intro_pending);
- SAVEI32(PL_max_intro_pending);
-
caller = PL_compcv;
for (i = cxstack_ix - 1; i >= 0; i--) {
PERL_CONTEXT *cx = &cxstack[i];
MUTEX_INIT(CvMUTEXP(PL_compcv));
#endif /* USE_5005THREADS */
- PL_comppad = newAV();
- av_push(PL_comppad, Nullsv);
- PL_curpad = AvARRAY(PL_comppad);
- PL_comppad_name = newAV();
- PL_comppad_name_fill = 0;
- PL_min_intro_pending = 0;
- PL_padix = 0;
-#ifdef USE_5005THREADS
- av_store(PL_comppad_name, 0, newSVpvn("@_", 2));
- PL_curpad[0] = (SV*)newAV();
- SvPADMY_on(PL_curpad[0]); /* XXX Needed? */
-#endif /* USE_5005THREADS */
+ /* set up a scratch pad */
- comppadlist = newAV();
- AvREAL_off(comppadlist);
- av_store(comppadlist, 0, (SV*)PL_comppad_name);
- av_store(comppadlist, 1, (SV*)PL_comppad);
- CvPADLIST(PL_compcv) = comppadlist;
+ CvPADLIST(PL_compcv) = pad_new(padnew_SAVE);
if (!saveop ||
(saveop->op_type != OP_REQUIRE && saveop->op_type != OP_DOFILE))
RETPUSHUNDEF;
}
else
- SETERRNO(0, SS$_NORMAL);
+ SETERRNO(0, SS_NORMAL);
/* Assume success here to prevent recursive requirement. */
len = strlen(name);
STRLEN len;
OP *ret;
- if (!SvPV(sv,len) || !len)
+ if (!SvPV(sv,len))
RETPUSHUNDEF;
TAINT_PROPER("eval");
projects / p5sagit/p5-mst-13.2.git / blobdiff