CrashRecoveryContext.cpp File Reference

#include "llvm/Support/CrashRecoveryContext.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ExitCodes.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/thread.h"
#include <cassert>
#include <mutex>
#include <setjmp.h>
#include <signal.h>

Go to the source code of this file.

Functions
static void	installExceptionOrSignalHandlers ()
static void	uninstallExceptionOrSignalHandlers ()
static void	CrashRecoverySignalHandler (int Signal)
static void	setThreadBackgroundPriority ()
static bool	hasThreadBackgroundPriority ()
static void	RunSafelyOnThread_Dispatch (void *UserData)

Variables
static const int	Signals []
static const unsigned	NumSignals = std::size(Signals)
static struct sigaction	PrevActions [NumSignals]

Function Documentation

CrashRecoverySignalHandler()

void CrashRecoverySignalHandler ( int Signal )

static

Definition at line 352 of file CrashRecoveryContext.cpp.

References llvm::CrashRecoveryContext::Disable().

Referenced by installExceptionOrSignalHandlers().

hasThreadBackgroundPriority()

bool hasThreadBackgroundPriority ( )

static

Definition at line 486 of file CrashRecoveryContext.cpp.

Referenced by llvm::CrashRecoveryContext::RunSafelyOnThread().

installExceptionOrSignalHandlers()

void installExceptionOrSignalHandlers ( )

static

Definition at line 393 of file CrashRecoveryContext.cpp.

References CrashRecoverySignalHandler(), NumSignals, PrevActions, and Signals.

Referenced by llvm::CrashRecoveryContext::Enable().

RunSafelyOnThread_Dispatch()

void RunSafelyOnThread_Dispatch ( void * UserData )

static

Definition at line 503 of file CrashRecoveryContext.cpp.

References Info, and setThreadBackgroundPriority().

Referenced by llvm::CrashRecoveryContext::RunSafelyOnThread().

setThreadBackgroundPriority()

void setThreadBackgroundPriority ( )

static

Definition at line 480 of file CrashRecoveryContext.cpp.

Referenced by RunSafelyOnThread_Dispatch().

uninstallExceptionOrSignalHandlers()

void uninstallExceptionOrSignalHandlers ( )

static

Definition at line 405 of file CrashRecoveryContext.cpp.

References NumSignals, PrevActions, and Signals.

Referenced by llvm::CrashRecoveryContext::Disable().

Variable Documentation

NumSignals

const unsigned NumSignals = std::size(Signals)

static

Definition at line 349 of file CrashRecoveryContext.cpp.

Referenced by installExceptionOrSignalHandlers(), and uninstallExceptionOrSignalHandlers().

PrevActions

struct sigaction PrevActions[NumSignals]

static

Definition at line 350 of file CrashRecoveryContext.cpp.

Referenced by installExceptionOrSignalHandlers(), and uninstallExceptionOrSignalHandlers().

Signals

const int Signals[]

static

Initial value:

=
    { SIGABRT, SIGBUS, SIGFPE, SIGILL, SIGSEGV, SIGTRAP }

Definition at line 347 of file CrashRecoveryContext.cpp.

Referenced by installExceptionOrSignalHandlers(), and uninstallExceptionOrSignalHandlers().