linux-support 0.0.25

Comprehensive Linux support for namespaces, cgroups, processes, scheduling, parsing /proc, parsing /sys, signals, hyper threads, CPUS, NUMA nodes, unusual file descriptors, PCI devices and much, much more
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// This file is part of linux-support. It is subject to the license terms in the COPYRIGHT file found in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/linux-support/master/COPYRIGHT. No part of linux-support, including this file, may be copied, modified, propagated, or distributed except according to the terms contained in the COPYRIGHT file.
// Copyright © 2020 The developers of linux-support. See the COPYRIGHT file in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/linux-support/master/COPYRIGHT.


/// A receive poll.
///
/// In practice, this could suspend the thread or coroutine, or make a callback via `io_uring`.
pub trait ReceivePoll
{
	/// A 'blocking' receive poll.
	///
	/// If using the `poll()` system call, it is sufficient to check for only the `POLLIN` event.
	///
	/// Timing out is also supported; there is no need to report this and hence no return value is provided for.
	fn poll(&mut self);
}