Perl_tied_method(pTHX_ const char *const methname, SV **sp, SV *const sv,
const MAGIC *const mg, const U32 flags, U32 argc, ...)
{
+ SV **orig_sp = sp;
+ I32 ret_args;
+
PERL_ARGS_ASSERT_TIED_METHOD;
/* Ensure that our flag bits do not overlap. */
assert((TIED_METHOD_ARGUMENTS_ON_STACK & G_WANT) == 0);
assert((TIED_METHOD_SAY & G_WANT) == 0);
+ PUTBACK; /* sp is at *foot* of args, so this pops args from old stack */
+ PUSHSTACKi(PERLSI_MAGIC);
+ EXTEND(SP, argc+1); /* object + args */
PUSHMARK(sp);
PUSHs(SvTIED_obj(sv, mg));
- if (flags & TIED_METHOD_ARGUMENTS_ON_STACK)
+ if (flags & TIED_METHOD_ARGUMENTS_ON_STACK) {
+ Copy(orig_sp + 2, sp + 1, argc, SV*); /* copy args to new stack */
sp += argc;
+ }
else if (argc) {
const U32 mortalize_not_needed
= flags & TIED_METHOD_MORTALIZE_NOT_NEEDED;
SAVEGENERICSV(PL_ors_sv);
PL_ors_sv = newSVpvs("\n");
}
- call_method(methname, flags & G_WANT);
+ ret_args = call_method(methname, flags & G_WANT);
+ SPAGAIN;
+ orig_sp = sp;
+ POPSTACK;
+ SPAGAIN;
+ if (ret_args) { /* copy results back to original stack */
+ EXTEND(sp, ret_args);
+ Copy(orig_sp - ret_args + 1, sp + 1, ret_args, SV*);
+ sp += ret_args;
+ PUTBACK;
+ }
LEAVE_with_name("call_tied_method");
return NORMAL;
}