LLDB: lldb_private::IOHandlerProcessSTDIOWindows Class Reference

LLDB mainline

Inheritance diagram for lldb_private::IOHandlerProcessSTDIOWindows:

Public Member Functions
	IOHandlerProcessSTDIOWindows (Process *process, HANDLE conpty_input)
	~IOHandlerProcessSTDIOWindows () override
void	SetIsRunning (bool running)
llvm::Expected< bool >	ConsoleHasTextInput (const HANDLE hStdin)
	Peek the console for input.
void	Run () override
void	Cancel () override
bool	Interrupt () override
void	GotEOF () override
Public Member Functions inherited from lldb_private::IOHandler
	IOHandler (Debugger &debugger, IOHandler::Type type)
	IOHandler (Debugger &debugger, IOHandler::Type type, const lldb::FileSP &input_sp, const lldb::LockableStreamFileSP &output_sp, const lldb::LockableStreamFileSP &error_sp, uint32_t flags)
virtual	~IOHandler ()
bool	IsActive ()
void	SetIsDone (bool b)
bool	GetIsDone ()
Type	GetType () const
virtual void	Activate ()
virtual void	Deactivate ()
virtual void	TerminalSizeChanged ()
virtual void	Refresh ()
virtual const char *	GetPrompt ()
virtual bool	SetPrompt (llvm::StringRef prompt)
virtual bool	SetUseColor (bool use_color)
bool	SetPrompt (const char *)=delete
virtual llvm::StringRef	GetControlSequence (char ch)
virtual const char *	GetCommandPrefix ()
virtual const char *	GetHelpPrologue ()
int	GetInputFD ()
int	GetOutputFD ()
int	GetErrorFD ()
lldb::FileSP	GetInputFileSP ()
lldb::LockableStreamFileSP	GetOutputStreamFileSP ()
lldb::LockableStreamFileSP	GetErrorStreamFileSP ()
Debugger &	GetDebugger ()
void *	GetUserData ()
void	SetUserData (void *user_data)
Flags &	GetFlags ()
const Flags &	GetFlags () const
bool	GetIsInteractive ()
	Check if the input is being supplied interactively by a user.
bool	GetIsRealTerminal ()
	Check if the input is coming from a real terminal.
void	SetPopped (bool b)
void	WaitForPop ()
virtual void	PrintAsync (const char *s, size_t len, bool is_stdout)

Private Types
enum	ControlOp : char { eControlOpQuit = 'q' , eControlOpInterrupt = 'i' , eControlOpNone = 0 }

Private Attributes
Process *	m_process
NativeFile	m_read_file
	Read from this file (usually actual STDIN for LLDB)
HANDLE	m_write_file = INVALID_HANDLE_VALUE
	Write to this file (usually the primary pty for getting io to debuggee)
HANDLE	m_interrupt_event = INVALID_HANDLE_VALUE
std::atomic< ControlOp >	m_pending_op {eControlOpNone}
std::mutex	m_mutex
bool	m_is_running = false

Additional Inherited Members
Public Types inherited from lldb_private::IOHandler
enum class	Type { CommandInterpreter , CommandList , Confirm , Curses , Expression , REPL , ProcessIO , PythonInterpreter , LuaInterpreter , PythonCode , Other }
Protected Attributes inherited from lldb_private::IOHandler
Debugger &	m_debugger
lldb::FileSP	m_input_sp
lldb::LockableStreamFileSP	m_output_sp
lldb::LockableStreamFileSP	m_error_sp
Predicate< bool >	m_popped
Flags	m_flags
Type	m_type
void *	m_user_data
bool	m_done
bool	m_active

Detailed Description

Definition at line 957 of file ProcessWindows.cpp.

Member Enumeration Documentation

◆ ControlOp

enum lldb_private::IOHandlerProcessSTDIOWindows::ControlOp : char

private

Enumerator
eControlOpQuit
eControlOpInterrupt
eControlOpNone

Definition at line 1119 of file ProcessWindows.cpp.

Constructor & Destructor Documentation

◆ IOHandlerProcessSTDIOWindows()

lldb_private::IOHandlerProcessSTDIOWindows::IOHandlerProcessSTDIOWindows	(	Process *	process,
		HANDLE	conpty_input )

inline

Definition at line 959 of file ProcessWindows.cpp.

References lldb_private::IOHandler::GetDebugger(), lldb_private::IOHandler::GetInputFD(), lldb_private::IOHandler::IOHandler(), m_interrupt_event, m_process, m_read_file, m_write_file, and lldb_private::IOHandler::ProcessIO.

◆ ~IOHandlerProcessSTDIOWindows()

lldb_private::IOHandlerProcessSTDIOWindows::~IOHandlerProcessSTDIOWindows ( )

inlineoverride

Definition at line 969 of file ProcessWindows.cpp.

References m_interrupt_event.

Member Function Documentation

◆ Cancel()

void lldb_private::IOHandlerProcessSTDIOWindows::Cancel ( )

inlineoverridevirtual

Implements lldb_private::IOHandler.

Definition at line 1094 of file ProcessWindows.cpp.

References eControlOpQuit, m_interrupt_event, m_is_running, m_mutex, m_pending_op, and lldb_private::IOHandler::SetIsDone().

◆ ConsoleHasTextInput()

llvm::Expected< bool > lldb_private::IOHandlerProcessSTDIOWindows::ConsoleHasTextInput ( const HANDLE hStdin )

inline

Peek the console for input.

If it has any, drain the pipe until text input is found or the pipe is empty.

Parameters

hStdin The handle to the standard input's pipe.

Returns: true if the pipe has text input.

Definition at line 988 of file ProcessWindows.cpp.

Referenced by Run().

◆ GotEOF()

void lldb_private::IOHandlerProcessSTDIOWindows::GotEOF ( )

inlineoverridevirtual

Implements lldb_private::IOHandler.

Definition at line 1116 of file ProcessWindows.cpp.

◆ Interrupt()

bool lldb_private::IOHandlerProcessSTDIOWindows::Interrupt ( )

inlineoverridevirtual

Implements lldb_private::IOHandler.

Definition at line 1103 of file ProcessWindows.cpp.

References eControlOpInterrupt, lldb_private::IOHandler::m_active, m_interrupt_event, m_pending_op, m_process, and lldb_private::StateIsRunningState().

◆ Run()

void lldb_private::IOHandlerProcessSTDIOWindows::Run ( )

inlineoverridevirtual

Implements lldb_private::IOHandler.

Definition at line 1016 of file ProcessWindows.cpp.

References ConsoleHasTextInput(), eControlOpInterrupt, eControlOpNone, eControlOpQuit, lldb_private::IOHandler::GetIsDone(), lldb_private::GetLog(), LLDB_LOG_ERROR, m_interrupt_event, m_mutex, m_pending_op, m_process, m_read_file, m_write_file, lldb_private::Process, lldb_private::IOHandler::SetIsDone(), SetIsRunning(), and lldb_private::StateIsRunningState().

◆ SetIsRunning()

void lldb_private::IOHandlerProcessSTDIOWindows::SetIsRunning ( bool running )

inline

Definition at line 974 of file ProcessWindows.cpp.

References m_is_running, m_mutex, and lldb_private::IOHandler::SetIsDone().

Referenced by Run().

Member Data Documentation

◆ m_interrupt_event

HANDLE lldb_private::IOHandlerProcessSTDIOWindows::m_interrupt_event = INVALID_HANDLE_VALUE

private

Definition at line 1130 of file ProcessWindows.cpp.

Referenced by Cancel(), Interrupt(), IOHandlerProcessSTDIOWindows(), Run(), and ~IOHandlerProcessSTDIOWindows().

◆ m_is_running

bool lldb_private::IOHandlerProcessSTDIOWindows::m_is_running = false

private

Definition at line 1133 of file ProcessWindows.cpp.

Referenced by Cancel(), and SetIsRunning().

◆ m_mutex

std::mutex lldb_private::IOHandlerProcessSTDIOWindows::m_mutex

private

Definition at line 1132 of file ProcessWindows.cpp.

Referenced by Cancel(), Run(), and SetIsRunning().

◆ m_pending_op

std::atomic<ControlOp> lldb_private::IOHandlerProcessSTDIOWindows::m_pending_op {eControlOpNone}

private

Definition at line 1131 of file ProcessWindows.cpp.

Referenced by Cancel(), Interrupt(), and Run().

◆ m_process

Process* lldb_private::IOHandlerProcessSTDIOWindows::m_process

private

Definition at line 1125 of file ProcessWindows.cpp.

Referenced by Interrupt(), IOHandlerProcessSTDIOWindows(), and Run().

◆ m_read_file

NativeFile lldb_private::IOHandlerProcessSTDIOWindows::m_read_file

private

Read from this file (usually actual STDIN for LLDB)

Definition at line 1127 of file ProcessWindows.cpp.

Referenced by IOHandlerProcessSTDIOWindows(), and Run().

◆ m_write_file

HANDLE lldb_private::IOHandlerProcessSTDIOWindows::m_write_file = INVALID_HANDLE_VALUE

private

Write to this file (usually the primary pty for getting io to debuggee)

Definition at line 1129 of file ProcessWindows.cpp.

Referenced by IOHandlerProcessSTDIOWindows(), and Run().

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

ProcessWindows.cpp