# else
sv_setpv(TARG, PerlProc_crypt(tmps, SvPV(right, n_a)));
# endif
+ SETs(TARG);
+ RETURN;
#else
DIE(aTHX_
"The crypt() function is unimplemented due to excessive paranoia.");
#endif
- SETs(TARG);
- RETURN;
}
PP(pp_ucfirst)
register HV *hv = (HV*)POPs;
register I32 lval = (PL_op->op_flags & OPf_MOD || LVRET);
I32 realhv = (SvTYPE(hv) == SVt_PVHV);
+ bool localizing = PL_op->op_private & OPpLVAL_INTRO ? TRUE : FALSE;
+ bool other_magic = FALSE;
+
+ if (localizing) {
+ MAGIC *mg;
+ HV *stash;
- if (!realhv && PL_op->op_private & OPpLVAL_INTRO)
+ other_magic = mg_find((SV*)hv, PERL_MAGIC_env) ||
+ ((mg = mg_find((SV*)hv, PERL_MAGIC_tied))
+ /* Try to preserve the existenceness of a tied hash
+ * element by using EXISTS and DELETE if possible.
+ * Fallback to FETCH and STORE otherwise */
+ && (stash = SvSTASH(SvRV(SvTIED_obj((SV*)hv, mg))))
+ && gv_fetchmethod_autoload(stash, "EXISTS", TRUE)
+ && gv_fetchmethod_autoload(stash, "DELETE", TRUE));
+ }
+
+ if (!realhv && localizing)
DIE(aTHX_ "Can't localize pseudo-hash element");
if (realhv || SvTYPE(hv) == SVt_PVAV) {
while (++MARK <= SP) {
SV *keysv = *MARK;
SV **svp;
- I32 preeminent = SvRMAGICAL(hv) ? 1 :
- realhv ? hv_exists_ent(hv, keysv, 0)
- : avhv_exists_ent((AV*)hv, keysv, 0);
+ bool preeminent = FALSE;
+
+ if (localizing) {
+ preeminent = SvRMAGICAL(hv) && !other_magic ? 1 :
+ realhv ? hv_exists_ent(hv, keysv, 0)
+ : avhv_exists_ent((AV*)hv, keysv, 0);
+ }
+
if (realhv) {
HE *he = hv_fetch_ent(hv, keysv, lval, 0);
svp = he ? &HeVAL(he) : 0;
STRLEN n_a;
DIE(aTHX_ PL_no_helem, SvPV(keysv, n_a));
}
- if (PL_op->op_private & OPpLVAL_INTRO) {
+ if (localizing) {
if (preeminent)
save_helem(hv, keysv, svp);
else {