PP(pp_sassign)
{
djSP; dPOPTOPssrl;
- MAGIC *mg;
if (PL_op->op_private & OPpASSIGN_BACKWARDS) {
SV *temp;
dPOPTOPssrl;
STRLEN len;
char *s;
+ bool left_utf = DO_UTF8(left);
+ bool right_utf = DO_UTF8(right);
if (TARG != left) {
+ if (right_utf && !left_utf)
+ sv_utf8_upgrade(left);
s = SvPV(left,len);
+ SvUTF8_off(TARG);
if (TARG == right) {
+ if (left_utf && !right_utf)
+ sv_utf8_upgrade(right);
sv_insert(TARG, 0, 0, s, len);
+ if (left_utf || right_utf)
+ SvUTF8_on(TARG);
SETs(TARG);
RETURN;
}
sv_setpvn(TARG,s,len);
}
- else if (SvGMAGICAL(TARG))
+ else if (SvGMAGICAL(TARG)) {
mg_get(TARG);
+ if (right_utf && !left_utf)
+ sv_utf8_upgrade(left);
+ }
else if (!SvOK(TARG) && SvTYPE(TARG) <= SVt_PVMG) {
sv_setpv(TARG, ""); /* Suppress warning. */
s = SvPV_force(TARG, len);
}
+ if (left_utf && !right_utf)
+ sv_utf8_upgrade(right);
s = SvPV(right,len);
if (SvOK(TARG)) {
#if defined(PERL_Y2KWARN)
}
}
#endif
- if (DO_UTF8(right))
- sv_utf8_upgrade(TARG);
sv_catpvn(TARG,s,len);
- if (!IN_BYTE) {
- if (SvUTF8(right))
- SvUTF8_on(TARG);
- }
- else if (!SvUTF8(right)) {
- SvUTF8_off(TARG);
- }
}
else
sv_setpvn(TARG,s,len); /* suppress warning */
+ if (left_utf || right_utf)
+ SvUTF8_on(TARG);
SETTARG;
RETURN;
}
gv = (GV*)*++MARK;
else
gv = PL_defoutgv;
- if (mg = SvTIED_mg((SV*)gv, 'q')) {
+ if ((mg = SvTIED_mg((SV*)gv, 'q'))) {
if (MARK == ORIGMARK) {
/* If using default handle then we need to make space to
* pass object as 1st arg, so move other args up ...
if (SvTYPE(sv) != SVt_PVGV) {
char *sym;
- STRLEN n_a;
+ STRLEN len;
if (SvGMAGICAL(sv)) {
mg_get(sv);
}
RETSETUNDEF;
}
- sym = SvPV(sv,n_a);
+ sym = SvPV(sv,len);
if ((PL_op->op_flags & OPf_SPECIAL) &&
!(PL_op->op_flags & OPf_MOD))
{
gv = (GV*)gv_fetchpv(sym, FALSE, SVt_PVAV);
- if (!gv)
+ if (!gv
+ && (!is_gv_magical(sym,len,0)
+ || !(gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PVAV))))
+ {
RETSETUNDEF;
+ }
}
else {
if (PL_op->op_private & HINT_STRICT_REFS)
if (SvTYPE(sv) != SVt_PVGV) {
char *sym;
- STRLEN n_a;
+ STRLEN len;
if (SvGMAGICAL(sv)) {
mg_get(sv);
}
RETSETUNDEF;
}
- sym = SvPV(sv,n_a);
+ sym = SvPV(sv,len);
if ((PL_op->op_flags & OPf_SPECIAL) &&
!(PL_op->op_flags & OPf_MOD))
{
gv = (GV*)gv_fetchpv(sym, FALSE, SVt_PVHV);
- if (!gv)
+ if (!gv
+ && (!is_gv_magical(sym,len,0)
+ || !(gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PVHV))))
+ {
RETSETUNDEF;
+ }
}
else {
if (PL_op->op_private & HINT_STRICT_REFS)
}
}
+STATIC int
+S_do_maybe_phash(pTHX_ AV *ary, SV **lelem, SV **firstlelem, SV **relem,
+ SV **lastrelem)
+{
+ OP *leftop;
+ I32 i;
+
+ leftop = ((BINOP*)PL_op)->op_last;
+ assert(leftop);
+ assert(leftop->op_type == OP_NULL && leftop->op_targ == OP_LIST);
+ leftop = ((LISTOP*)leftop)->op_first;
+ assert(leftop);
+ /* Skip PUSHMARK and each element already assigned to. */
+ for (i = lelem - firstlelem; i > 0; i--) {
+ leftop = leftop->op_sibling;
+ assert(leftop);
+ }
+ if (leftop->op_type != OP_RV2HV)
+ return 0;
+
+ /* pseudohash */
+ if (av_len(ary) > 0)
+ av_fill(ary, 0); /* clear all but the fields hash */
+ if (lastrelem >= relem) {
+ while (relem < lastrelem) { /* gobble up all the rest */
+ SV *tmpstr;
+ assert(relem[0]);
+ assert(relem[1]);
+ /* Avoid a memory leak when avhv_store_ent dies. */
+ tmpstr = sv_newmortal();
+ sv_setsv(tmpstr,relem[1]); /* value */
+ relem[1] = tmpstr;
+ if (avhv_store_ent(ary,relem[0],tmpstr,0))
+ (void)SvREFCNT_inc(tmpstr);
+ if (SvMAGICAL(ary) != 0 && SvSMAGICAL(tmpstr))
+ mg_set(tmpstr);
+ relem += 2;
+ TAINT_NOT;
+ }
+ }
+ if (relem == lastrelem)
+ return 1;
+ return 2;
+}
+
+STATIC void
+S_do_oddball(pTHX_ HV *hash, SV **relem, SV **firstrelem)
+{
+ if (*relem) {
+ SV *tmpstr;
+ if (ckWARN(WARN_MISC)) {
+ if (relem == firstrelem &&
+ SvROK(*relem) &&
+ (SvTYPE(SvRV(*relem)) == SVt_PVAV ||
+ SvTYPE(SvRV(*relem)) == SVt_PVHV))
+ {
+ Perl_warner(aTHX_ WARN_MISC,
+ "Reference found where even-sized list expected");
+ }
+ else
+ Perl_warner(aTHX_ WARN_MISC,
+ "Odd number of elements in hash assignment");
+ }
+ if (SvTYPE(hash) == SVt_PVAV) {
+ /* pseudohash */
+ tmpstr = sv_newmortal();
+ if (avhv_store_ent((AV*)hash,*relem,tmpstr,0))
+ (void)SvREFCNT_inc(tmpstr);
+ if (SvMAGICAL(hash) && SvSMAGICAL(tmpstr))
+ mg_set(tmpstr);
+ }
+ else {
+ HE *didstore;
+ tmpstr = NEWSV(29,0);
+ didstore = hv_store_ent(hash,*relem,tmpstr,0);
+ if (SvMAGICAL(hash)) {
+ if (SvSMAGICAL(tmpstr))
+ mg_set(tmpstr);
+ if (!didstore)
+ sv_2mortal(tmpstr);
+ }
+ }
+ TAINT_NOT;
+ }
+}
+
PP(pp_aassign)
{
djSP;
* special care that assigning the identifier on the left doesn't
* clobber a value on the right that's used later in the list.
*/
- if (PL_op->op_private & OPpASSIGN_COMMON) {
+ if (PL_op->op_private & (OPpASSIGN_COMMON)) {
EXTEND_MORTAL(lastrelem - firstrelem + 1);
- for (relem = firstrelem; relem <= lastrelem; relem++) {
- /*SUPPRESS 560*/
- if (sv = *relem) {
+ for (relem = firstrelem; relem <= lastrelem; relem++) {
+ /*SUPPRESS 560*/
+ if ((sv = *relem)) {
TAINT_NOT; /* Each item is independent */
- *relem = sv_mortalcopy(sv);
+ *relem = sv_mortalcopy(sv);
}
- }
+ }
}
relem = firstrelem;
lelem = firstlelem;
ary = Null(AV*);
hash = Null(HV*);
+
while (lelem <= lastlelem) {
TAINT_NOT; /* Each item stands on its own, taintwise. */
sv = *lelem++;
case SVt_PVAV:
ary = (AV*)sv;
magic = SvMAGICAL(ary) != 0;
-
+ if (PL_op->op_private & OPpASSIGN_HASH) {
+ switch (do_maybe_phash(ary, lelem, firstlelem, relem,
+ lastrelem))
+ {
+ case 0:
+ goto normal_array;
+ case 1:
+ do_oddball((HV*)ary, relem, firstrelem);
+ }
+ relem = lastrelem + 1;
+ break;
+ }
+ normal_array:
av_clear(ary);
av_extend(ary, lastrelem - relem);
i = 0;
TAINT_NOT;
}
break;
- case SVt_PVHV: {
+ case SVt_PVHV: { /* normal hash */
SV *tmpstr;
hash = (HV*)sv;
TAINT_NOT;
}
if (relem == lastrelem) {
- if (*relem) {
- HE *didstore;
- if (ckWARN(WARN_MISC)) {
- if (relem == firstrelem &&
- SvROK(*relem) &&
- ( SvTYPE(SvRV(*relem)) == SVt_PVAV ||
- SvTYPE(SvRV(*relem)) == SVt_PVHV ) )
- Perl_warner(aTHX_ WARN_MISC, "Reference found where even-sized list expected");
- else
- Perl_warner(aTHX_ WARN_MISC, "Odd number of elements in hash assignment");
- }
- tmpstr = NEWSV(29,0);
- didstore = hv_store_ent(hash,*relem,tmpstr,0);
- if (magic) {
- if (SvSMAGICAL(tmpstr))
- mg_set(tmpstr);
- if (!didstore)
- sv_2mortal(tmpstr);
- }
- TAINT_NOT;
- }
+ do_oddball(hash, relem, firstrelem);
relem++;
}
}
truebase = t = s;
/* XXXX What part of this is needed with true \G-support? */
- if (global = pm->op_pmflags & PMf_GLOBAL) {
+ if ((global = pm->op_pmflags & PMf_GLOBAL)) {
rx->startp[0] = -1;
if (SvTYPE(TARG) >= SVt_PVMG && SvMAGIC(TARG)) {
MAGIC* mg = mg_find(TARG, 'g');
&& !PL_sawampersand
&& ((rx->reganch & ROPT_NOSCAN)
|| !((rx->reganch & RE_INTUIT_TAIL)
- && (r_flags & REXEC_SCREAM))))
+ && (r_flags & REXEC_SCREAM)))
+ && !SvROK(TARG)) /* Cannot trust since INTUIT cannot guess ^ */
goto yup;
}
if (CALLREGEXEC(aTHX_ rx, s, strend, truebase, minmatch, TARG, NULL, r_flags))
len = rx->endp[i] - rx->startp[i];
s = rx->startp[i] + truebase;
sv_setpvn(*SP, s, len);
+ if ((pm->op_pmdynflags & PMdf_UTF8) && !IN_BYTE) {
+ SvUTF8_on(*SP);
+ sv_utf8_downgrade(*SP, TRUE);
+ }
}
}
if (global) {
I32 gimme = GIMME_V;
MAGIC *mg;
- if (mg = SvTIED_mg((SV*)PL_last_in_gv, 'q')) {
+ if ((mg = SvTIED_mg((SV*)PL_last_in_gv, 'q'))) {
PUSHMARK(SP);
XPUSHs(SvTIED_obj((SV*)PL_last_in_gv, mg));
PUTBACK;
/* delay EOF state for a snarfed empty file */
#define SNARF_EOF(gimme,rs,io,sv) \
(gimme != G_SCALAR || SvCUR(sv) \
- || !RsSNARF(rs) || (IoFLAGS(io) & IOf_NOLINE) \
- || ((IoFLAGS(io) |= IOf_NOLINE), FALSE))
+ || (IoFLAGS(io) & IOf_NOLINE) || !RsSNARF(rs))
for (;;) {
if (!sv_gets(sv, fp, offset)
SvTAINTED_on(sv);
}
IoLINES(io)++;
+ IoFLAGS(io) |= IOf_NOLINE;
SvSETMAGIC(sv);
XPUSHs(sv);
if (type == OP_GLOB) {
SvREFCNT_dec(*itersvp);
- if (sv = (SvMAGICAL(av))
- ? *av_fetch(av, ++cx->blk_loop.iterix, FALSE)
- : AvARRAY(av)[++cx->blk_loop.iterix])
+ if ((sv = SvMAGICAL(av)
+ ? *av_fetch(av, ++cx->blk_loop.iterix, FALSE)
+ : AvARRAY(av)[++cx->blk_loop.iterix]))
SvTEMP_off(sv);
else
sv = &PL_sv_undef;
STRLEN len;
int force_on_match = 0;
I32 oldsave = PL_savestack_ix;
- I32 update_minmatch = 1;
/* known replacement string? */
dstr = (pm->op_pmflags & PMf_CONST) ? POPs : Nullsv;
SvCUR_set(TARG, m - s);
}
/*SUPPRESS 560*/
- else if (i = m - s) { /* faster from front */
+ else if ((i = m - s)) { /* faster from front */
d -= clen;
m = d;
sv_chop(TARG, d-i);
rxtainted |= RX_MATCH_TAINTED(rx);
m = rx->startp[0] + orig;
/*SUPPRESS 560*/
- if (i = m - s) {
+ if ((i = m - s)) {
if (s != d)
Move(s, d, i, char);
d += i;
SPAGAIN;
PUSHs(sv_2mortal(newSViv((I32)iters)));
}
- (void)SvPOK_only(TARG);
+ (void)SvPOK_only_UTF8(TARG);
TAINT_IF(rxtainted);
if (SvSMAGICAL(TARG)) {
PUTBACK;
sv_2mortal(*MARK);
}
else {
+ sv = SvREFCNT_inc(TOPs); /* FREETMPS could clobber it */
FREETMPS;
- *MARK = sv_mortalcopy(TOPs);
+ *MARK = sv_mortalcopy(sv);
+ SvREFCNT_dec(sv);
}
}
else
: "an uninitialized value");
}
else {
- mortalize:
/* Can be a localized value subject to deletion. */
PL_tmps_stack[++PL_tmps_ix] = *mark;
(void)SvREFCNT_inc(*mark);
sv_2mortal(*MARK);
}
else {
+ sv = SvREFCNT_inc(TOPs); /* FREETMPS could clobber it */
FREETMPS;
- *MARK = sv_mortalcopy(TOPs);
+ *MARK = sv_mortalcopy(sv);
+ SvREFCNT_dec(sv);
}
}
else
&& (gv = (GV*)*svp) ))) {
/* Use GV from the stack as a fallback. */
/* GV is potentially non-unique, or contain different CV. */
- sv_setsv(dbsv, newRV((SV*)cv));
+ SV *tmp = newRV((SV*)cv);
+ sv_setsv(dbsv, tmp);
+ SvREFCNT_dec(tmp);
}
else {
gv_efullname3(dbsv, gv, Nullch);
}
}
else {
- SvUPGRADE(dbsv, SVt_PVIV);
- SvIOK_on(dbsv);
+ (void)SvUPGRADE(dbsv, SVt_PVIV);
+ (void)SvIOK_on(dbsv);
SAVEIV(SvIVX(dbsv));
SvIVX(dbsv) = PTR2IV(cv); /* Do it the quickest way */
}
cx->blk_sub.savearray = GvAV(PL_defgv);
GvAV(PL_defgv) = (AV*)SvREFCNT_inc(av);
#endif /* USE_THREADS */
+ cx->blk_sub.oldcurpad = PL_curpad;
cx->blk_sub.argarray = av;
++MARK;
STATIC SV *
S_method_common(pTHX_ SV* meth, U32* hashp)
{
- djSP;
SV* sv;
SV* ob;
GV* gv;
*(PL_stack_base + TOPMARK + 1) = sv_2mortal(newRV((SV*)iogv));
}
- if (!ob || !SvOBJECT(ob))
+ if (!ob || !(SvOBJECT(ob)
+ || (SvTYPE(ob) == SVt_PVGV && (ob = (SV*)GvIO((GV*)ob))
+ && SvOBJECT(ob))))
+ {
Perl_croak(aTHX_ "Can't call method \"%s\" on unblessed reference",
name);
+ }
stash = SvSTASH(ob);
char* leaf = name;
char* sep = Nullch;
char* p;
+ GV* gv;
for (p = name; *p; p++) {
if (*p == '\'')
packname = name;
packlen = sep - name;
}
- Perl_croak(aTHX_
- "Can't locate object method \"%s\" via package \"%s\"",
- leaf, packname);
+ gv = gv_fetchpv(packname, 0, SVt_PVHV);
+ if (gv && isGV(gv)) {
+ Perl_croak(aTHX_
+ "Can't locate object method \"%s\" via package \"%s\"",
+ leaf, packname);
+ }
+ else {
+ Perl_croak(aTHX_
+ "Can't locate object method \"%s\" via package \"%s\""
+ " (perhaps you forgot to load \"%s\"?)",
+ leaf, packname, packname);
+ }
}
return isGV(gv) ? (SV*)GvCV(gv) : (SV*)gv;
}
projects / p5sagit/p5-mst-13.2.git / blobdiff