File: typemap

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Thread		T_XSCPTR

INPUT
T_XSCPTR
	STMT_START {
	    MAGIC *mg;
	    SV *sv = ($arg);

	    if (!sv_isobject(sv))
		croak(\"$var is not an object\");
	    sv = (SV*)SvRV(sv);
	    if (!SvRMAGICAL(sv) || !(mg = mg_find(sv, '~'))
		|| mg->mg_private != ${ntype}_MAGIC_SIGNATURE)
		croak(\"XSUB ${func_name}: $var is a forged ${ntype} object\");
	    $var = ($type) SvPVX(mg->mg_obj);
	    DEBUG_S(PerlIO_printf(Perl_debug_log,
				  \"XSUB ${func_name}: %p\\n\", $var));
	} STMT_END
T_IVREF
	if (SvROK($arg))
	    $var = ($type) SvIV((SV*)SvRV($arg));
	else
	    croak(\"$var is not a reference\")