utils::SignalFD Class Reference

SignalFD takes control over handling signals sent to the thread. More...

#include <signalfd.hpp>

Public Types
typedef std::function< void(struct::signalfd_siginfo &)>	Callback

Public Member Functions
	SignalFD (cargo::ipc::epoll::EventPoll &eventPoll)
virtual	~SignalFD ()
	SignalFD (const SignalFD &signalfd)=delete
SignalFD &	operator= (const SignalFD &)=delete
void	setHandler (const int sigNum, const Callback &&callback)
	Add a callback for a specified signal. More...
int	getFD () const

Private Types
typedef std::unique_lock < std::mutex >	Lock

Private Member Functions
void	handleInternal ()

Private Attributes
int	mFD
::sigset_t	mSet
std::mutex	mMutex
cargo::ipc::epoll::EventPoll &	mEventPoll
std::unordered_map< int, Callback >	mCallbacks
std::vector< int >	mBlockedSignals

Detailed Description

SignalFD takes control over handling signals sent to the thread.

It should be the only place where signal masks are modified.

Member Typedef Documentation

typedef std::function<void(struct ::signalfd_siginfo&)> utils::SignalFD::Callback

typedef std::unique_lock<std::mutex> utils::SignalFD::Lock

private

Constructor & Destructor Documentation

utils::SignalFD::SignalFD

(

cargo::ipc::epoll::EventPoll &

eventPoll

)

utils::SignalFD::~SignalFD ( )

virtual

utils::SignalFD::SignalFD ( const SignalFD &  signalfd )

delete

Member Function Documentation

int utils::SignalFD::getFD

(

)

const

Returns

signal file descriptor

void utils::SignalFD::handleInternal ( )

private

SignalFD& utils::SignalFD::operator= ( const SignalFD &  )

delete

void utils::SignalFD::setHandler	(	const int	sigNum,
		const Callback &&	callback
	)

Add a callback for a specified signal.

Blocks the async signal handler if it's not already blocked.

Parameters

sigNum	number of the signal
callback	handler callback

Member Data Documentation

std::vector<int> utils::SignalFD::mBlockedSignals

private

std::unordered_map<int, Callback> utils::SignalFD::mCallbacks

private

cargo::ipc::epoll::EventPoll& utils::SignalFD::mEventPoll

private

int utils::SignalFD::mFD

private

std::mutex utils::SignalFD::mMutex

private

::sigset_t utils::SignalFD::mSet

private

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The documentation for this class was generated from the following files:

• common/utils/signalfd.hpp
• common/utils/signalfd.cpp