lldb_private::MainLoopPosix Class Reference

#include <MainLoopPosix.h>

Inheritance diagram for lldb_private::MainLoopPosix:

Classes
class	RunImpl
class	SignalHandle
struct	SignalInfo

Public Types
typedef std::unique_ptr< SignalHandle >	SignalHandleUP
Public Types inherited from lldb_private::MainLoopBase
typedef std::unique_ptr< ReadHandle >	ReadHandleUP
typedef std::function< void(MainLoopBase &)>	Callback

Public Member Functions
	MainLoopPosix ()
	~MainLoopPosix () override
ReadHandleUP	RegisterReadObject (const lldb::IOObjectSP &object_sp, const Callback &callback, Status &error) override
SignalHandleUP	RegisterSignal (int signo, const Callback &callback, Status &error)
Status	Run () override
Public Member Functions inherited from lldb_private::MainLoopBase
	MainLoopBase ()
virtual	~MainLoopBase ()=default
virtual ReadHandleUP	RegisterReadObject (const lldb::IOObjectSP &object_sp, const Callback &callback, Status &error)=0
void	AddPendingCallback (const Callback &callback)
virtual Status	Run ()
virtual void	RequestTermination ()

Protected Member Functions
void	UnregisterReadObject (IOObject::WaitableHandle handle) override
void	UnregisterSignal (int signo, std::list< Callback >::iterator callback_it)
void	TriggerPendingCallbacks () override
Protected Member Functions inherited from lldb_private::MainLoopBase
ReadHandleUP	CreateReadHandle (const lldb::IOObjectSP &object_sp)
virtual void	UnregisterReadObject (IOObject::WaitableHandle handle)=0
virtual void	TriggerPendingCallbacks ()=0
void	ProcessPendingCallbacks ()

Private Member Functions
void	ProcessReadObject (IOObject::WaitableHandle handle)
void	ProcessSignal (int signo)

Private Attributes
llvm::DenseMap< IOObject::WaitableHandle, Callback >	m_read_fds
llvm::DenseMap< int, SignalInfo >	m_signals
Pipe	m_trigger_pipe
std::atomic< bool >	m_triggering

Additional Inherited Members
Protected Attributes inherited from lldb_private::MainLoopBase
std::mutex	m_callback_mutex
std::vector< Callback >	m_pending_callbacks
bool	m_terminate_request: 1

Detailed Description

Definition at line 27 of file MainLoopPosix.h.

Member Typedef Documentation

SignalHandleUP

typedef std::unique_ptr<SignalHandle> lldb_private::MainLoopPosix::SignalHandleUP

Definition at line 32 of file MainLoopPosix.h.

Constructor & Destructor Documentation

MainLoopPosix()

MainLoopPosix::MainLoopPosix

(

)

Definition at line 228 of file MainLoopPosix.cpp.

References lldb_private::PipePosix::CreateNew(), error(), lldb_private::PipePosix::GetReadFileDescriptor(), m_read_fds, m_trigger_pipe, and UNUSED_IF_ASSERT_DISABLED.

~MainLoopPosix()

MainLoopPosix::~MainLoopPosix ( )

override

Definition at line 247 of file MainLoopPosix.cpp.

References lldb_private::PipePosix::Close(), lldb_private::PipePosix::GetReadFileDescriptor(), m_read_fds, m_signals, and m_trigger_pipe.

Member Function Documentation

ProcessReadObject()

void MainLoopPosix::ProcessReadObject ( IOObject::WaitableHandle  handle )

private

Definition at line 383 of file MainLoopPosix.cpp.

References m_read_fds.

Referenced by lldb_private::MainLoopPosix::RunImpl::ProcessEvents().

ProcessSignal()

void MainLoopPosix::ProcessSignal ( int  signo )

private

Definition at line 389 of file MainLoopPosix.cpp.

References m_signals.

Referenced by lldb_private::MainLoopPosix::RunImpl::ProcessEvents().

RegisterReadObject()

MainLoopPosix::ReadHandleUP MainLoopPosix::RegisterReadObject ( const lldb::IOObjectSP &  object_sp, const Callback &  callback, Status &  error  )

overridevirtual

Implements lldb_private::MainLoopBase.

Definition at line 258 of file MainLoopPosix.cpp.

References lldb_private::MainLoopBase::CreateReadHandle(), error(), and m_read_fds.

Referenced by lldb_private::TCPSocket::Accept(), lldb_private::process_gdb_remote::GDBRemoteCommunicationServerLLGS::InitializeConnection(), and lldb_private::process_gdb_remote::GDBRemoteCommunicationServerLLGS::StartSTDIOForwarding().

RegisterSignal()

MainLoopPosix::SignalHandleUP MainLoopPosix::RegisterSignal	(	int	signo,
		const Callback &	callback,
		Status &	error
	)

Definition at line 279 of file MainLoopPosix.cpp.

References lldb_private::MainLoopPosix::SignalInfo::callbacks, g_signal_flags, m_signals, lldb_private::MainLoopPosix::SignalInfo::old_action, SignalHandler(), and lldb_private::MainLoopPosix::SignalInfo::was_blocked.

Referenced by lldb_private::process_linux::NativeProcessLinux::Manager::Manager(), lldb_private::process_freebsd::NativeProcessFreeBSD::NativeProcessFreeBSD(), and lldb_private::process_netbsd::NativeProcessNetBSD::NativeProcessNetBSD().

Run()

Status MainLoopPosix::Run ( )

overridevirtual

Reimplemented from lldb_private::MainLoopBase.

Definition at line 361 of file MainLoopPosix.cpp.

References error(), m_read_fds, m_signals, lldb_private::MainLoopBase::m_terminate_request, m_triggering, lldb_private::MainLoopPosix::RunImpl::Poll(), lldb_private::MainLoopPosix::RunImpl::ProcessEvents(), and lldb_private::MainLoopBase::ProcessPendingCallbacks().

Referenced by lldb_private::TCPSocket::Accept().

TriggerPendingCallbacks()

void MainLoopPosix::TriggerPendingCallbacks ( )

overrideprotectedvirtual

Implements lldb_private::MainLoopBase.

Definition at line 401 of file MainLoopPosix.cpp.

References error(), m_trigger_pipe, m_triggering, UNUSED_IF_ASSERT_DISABLED, and lldb_private::PipePosix::Write().

UnregisterReadObject()

void MainLoopPosix::UnregisterReadObject ( IOObject::WaitableHandle  handle )

overrideprotectedvirtual

Implements lldb_private::MainLoopBase.

Definition at line 325 of file MainLoopPosix.cpp.

References m_read_fds, and UNUSED_IF_ASSERT_DISABLED.

UnregisterSignal()

void MainLoopPosix::UnregisterSignal ( int  signo, std::list< Callback >::iterator  callback_it  )

protected

Definition at line 331 of file MainLoopPosix.cpp.

References m_signals.

Referenced by lldb_private::MainLoopPosix::SignalHandle::~SignalHandle().

Member Data Documentation

m_read_fds

llvm::DenseMap<IOObject::WaitableHandle, Callback> lldb_private::MainLoopPosix::m_read_fds

private

Definition at line 88 of file MainLoopPosix.h.

Referenced by MainLoopPosix(), lldb_private::MainLoopPosix::RunImpl::Poll(), lldb_private::MainLoopPosix::RunImpl::ProcessEvents(), ProcessReadObject(), RegisterReadObject(), Run(), lldb_private::MainLoopPosix::RunImpl::RunImpl(), UnregisterReadObject(), and ~MainLoopPosix().

m_signals

llvm::DenseMap<int, SignalInfo> lldb_private::MainLoopPosix::m_signals

private

Definition at line 89 of file MainLoopPosix.h.

Referenced by lldb_private::MainLoopPosix::RunImpl::get_sigmask(), lldb_private::MainLoopPosix::RunImpl::ProcessEvents(), ProcessSignal(), RegisterSignal(), Run(), UnregisterSignal(), and ~MainLoopPosix().

m_trigger_pipe

Pipe lldb_private::MainLoopPosix::m_trigger_pipe

private

Definition at line 90 of file MainLoopPosix.h.

Referenced by MainLoopPosix(), TriggerPendingCallbacks(), and ~MainLoopPosix().

m_triggering

std::atomic<bool> lldb_private::MainLoopPosix::m_triggering

private

Definition at line 91 of file MainLoopPosix.h.

Referenced by Run(), and TriggerPendingCallbacks().

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

• MainLoopPosix.h
• MainLoopPosix.cpp