let mut local_record = std::ffi::CString::new(format!("{}", record.args)).unwrap();
(self.log)(self.this_arg, local_record.as_ptr())
}
let mut local_record = std::ffi::CString::new(format!("{}", record.args)).unwrap();
(self.log)(self.this_arg, local_record.as_ptr())
}