crashlog_unix.cpp File Reference

Unix crash log handler. More...

#include "../../stdafx.h"
#include "../../crashlog.h"
#include "../../fileio_func.h"
#include "../../string_func.h"
#include "../../gamelog.h"
#include "../../saveload/saveload.h"
#include <setjmp.h>
#include <signal.h>
#include <sys/utsname.h>
#include <unistd.h>
#include "../../safeguards.h"

Go to the source code of this file.

Data Structures
class	CrashLogUnix
	Unix implementation for the crash logger. More...

Functions
static sigset_t	SetSignals (void(*handler)(int))
	Set a signal handler for all signals we want to capture. More...
static void CDECL	HandleInternalCrash ([[maybe_unused]] int signum)
	Entry point for a crash that happened during the handling of a crash. More...
static void CDECL	HandleCrash (int signum)
	Entry point for the crash handler. More...

Variables
static constexpr int	_signals_to_handle [] = { SIGSEGV, SIGABRT, SIGFPE, SIGBUS, SIGILL, SIGQUIT }
	The signals we want our crash handler to handle.

Detailed Description

Unix crash log handler.

Definition in file crashlog_unix.cpp.

Function Documentation

HandleCrash()

static void CDECL HandleCrash ( int  signum )

static

Entry point for the crash handler.

Parameters

signum

the signal that caused us to crash.

Definition at line 184 of file crashlog_unix.cpp.

References _gamelog, CrashLog::AfterCrashLogCleanup(), CrashLogUnix::current, HandleInternalCrash(), CrashLog::MakeCrashLog(), SaveloadCrashWithMissingNewGRFs(), SetSignals(), and Gamelog::TestEmergency().

HandleInternalCrash()

static void CDECL HandleInternalCrash ( [[maybe_unused] ] int  signum )

static

Entry point for a crash that happened during the handling of a crash.

Parameters

signum

the signal that caused us to crash.

Definition at line 169 of file crashlog_unix.cpp.

References CrashLogUnix::current.

Referenced by HandleCrash().

SetSignals()

static sigset_t SetSignals ( void(*)(int)  handler )

static

Set a signal handler for all signals we want to capture.

Parameters

handler

The handler to use.

Returns

sigset_t A sigset_t containing all signals we want to capture.

Definition at line 141 of file crashlog_unix.cpp.

References _signals_to_handle.

Referenced by HandleCrash().