sys_util/src/raw_fd.rs

// Copyright 2019 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Utility file to provide a slightly safer Fd type that cannot be confused with c_int.
// Also useful for situations that require something that is `AsRawFd` but
// where we don't want to store more than the fd.

use std::os::unix::io::{AsRawFd, RawFd};

pub struct Fd(pub RawFd);
impl AsRawFd for Fd {
    fn as_raw_fd(&self) -> RawFd {
        self.0
    }
}