BmnCoreDumpGuard.cxx File Reference

#include "BmnCoreDumpGuard.h"
#include <csignal>
#include <cstdlib>
#include <cstring>

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Functions
static int	GetFatalSignalIndex (int signalNumber)
static void	BmnFatalSignalHandler (int signalNumber, siginfo_t *signalInfo, void *signalContext)

Variables
static const int	gFatalSignals [] = {SIGABRT, SIGSEGV, SIGBUS, SIGFPE, SIGILL}
static const int	gFatalSignalCount = sizeof(gFatalSignals) / sizeof(gFatalSignals[0])
static struct sigaction	gPreviousActions [gFatalSignalCount]
static bool	gIsSignalGuarded [gFatalSignalCount]
static volatile sig_atomic_t	gIsHandlingSignal = 0

Function Documentation

BmnFatalSignalHandler()

void BmnFatalSignalHandler ( int signalNumber, siginfo_t * signalInfo, void * signalContext )

static

Definition at line 36 of file BmnCoreDumpGuard.cxx.

References GetFatalSignalIndex(), gIsHandlingSignal, gPreviousActions, and memset().

Referenced by BmnCoreDumpGuard::Install().

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GetFatalSignalIndex()

int GetFatalSignalIndex ( int signalNumber )

static

Definition at line 27 of file BmnCoreDumpGuard.cxx.

References gFatalSignalCount, gFatalSignals, and i.

Referenced by BmnFatalSignalHandler().

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Variable Documentation

gFatalSignalCount

const int gFatalSignalCount = sizeof(gFatalSignals) / sizeof(gFatalSignals[0])

static

Definition at line 18 of file BmnCoreDumpGuard.cxx.

Referenced by GetFatalSignalIndex(), BmnCoreDumpGuard::Install(), and BmnCoreDumpGuard::Uninstall().

gFatalSignals

const int gFatalSignals[] = {SIGABRT, SIGSEGV, SIGBUS, SIGFPE, SIGILL}

static

Definition at line 17 of file BmnCoreDumpGuard.cxx.

Referenced by GetFatalSignalIndex(), BmnCoreDumpGuard::Install(), and BmnCoreDumpGuard::Uninstall().

gIsHandlingSignal

volatile sig_atomic_t gIsHandlingSignal = 0

static

Definition at line 24 of file BmnCoreDumpGuard.cxx.

Referenced by BmnFatalSignalHandler().

gIsSignalGuarded

bool gIsSignalGuarded[gFatalSignalCount]

static

Definition at line 22 of file BmnCoreDumpGuard.cxx.

Referenced by BmnCoreDumpGuard::Install(), and BmnCoreDumpGuard::Uninstall().

gPreviousActions

struct sigaction gPreviousActions[gFatalSignalCount]

static

Definition at line 21 of file BmnCoreDumpGuard.cxx.

Referenced by BmnFatalSignalHandler(), BmnCoreDumpGuard::Install(), and BmnCoreDumpGuard::Uninstall().