// Copyright 2012 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. struct cat { done : extern fn(uint), meows : uint, } impl Drop for cat { fn finalize(&self) { (self.done)(self.meows); } } fn cat(done: extern fn(uint)) -> cat { cat { meows: 0u, done: done } } pub fn main() {}