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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// 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.


/// Errors when parsing a maximum number.
#[derive(Debug)]
pub enum ControllersFileError
{
	/// Invalid controller.
	Parse(ParseControllerError),

	/// Duplicate controller.
	DuplicateController(Controller),
}

impl Display for ControllersFileError
{
	#[inline(always)]
	fn fmt(&self, f: &mut Formatter) -> fmt::Result
	{
		Debug::fmt(self, f)
	}
}

impl Error for ControllersFileError
{
	#[inline(always)]
	fn source(&self) -> Option<&(dyn Error + 'static)>
	{
		use self::ControllersFileError::*;

		match self
		{
			&Parse(..) => None,

			&DuplicateController(..) => None,
		}
	}
}

impl From<ParseControllerError> for ControllersFileError
{
	#[inline(always)]
	fn from(value: ParseControllerError) -> Self
	{
		ControllersFileError::Parse(value)
	}
}