//export callXXXXXX func callXXXXXX(data *C.char) C.VALUE {
things := YYYYYY err := Unmarshal(C.GoString(data), &things) if err != nil { str := err.Error() cstr := GOSTRING_PTR(str) return C.rb_utf8_str_new(cstr, C.long(len(str))) } else { str := Marshal(HandleXXXXXX(things)) cstr := GOSTRING_PTR(str) return C.rb_utf8_str_new(cstr, C.long(len(str))) }
}