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/** @file
* IPRT - Core Dumper.
*/
/*
* Copyright (C) 2010-2020 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
#ifndef IPRT_INCLUDED_coredumper_h
#define IPRT_INCLUDED_coredumper_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <iprt/cdefs.h>
#include <iprt/types.h>
RT_C_DECLS_BEGIN
/** @defgroup grp_rt_coredumper RTCoreDumper - Core Dumper.
* @ingroup grp_rt
* @{
*/
/** @name RTCoreDumperSetup flags
* @{ */
/** Override system core dumper. Registers handlers for
* SIGSEGV/SIGTRAP/SIGBUS. */
#define RTCOREDUMPER_FLAGS_REPLACE_SYSTEM_DUMP RT_BIT(0)
/** Allow taking live process dumps (without killing process). Registers handler
* for SIGUSR2. */
#define RTCOREDUMPER_FLAGS_LIVE_CORE RT_BIT(1)
/** @} */
/**
* Take a core dump of the current process without terminating it.
*
* @returns IPRT status code.
* @param pszOutputFile Name of the core file. If NULL use the
* default naming scheme.
* @param fLiveCore When true, the process is not killed after
* taking a core. Otherwise it will be killed. This
* works in conjuction with the flags set during
* RTCoreDumperSetup().
*/
RTDECL(int) RTCoreDumperTakeDump(const char *pszOutputFile, bool fLiveCore);
/**
* Sets up and enables the core dumper.
*
* Installs signal / unhandled exception handlers for catching fatal errors
* that should result in a core dump. If you wish to install your own handlers
* you should do that after calling this function and make sure you pass on
* events you don't handle.
*
* This can be called multiple times to change the settings without needing to
* call RTCoreDumperDisable in between.
*
* @param pszOutputDir The directory to store the cores in. If NULL
* the current directory will be used.
* @param fFlags Setup flags, 0 in NOT a valid flag, it must be
* one or more of RTCOREDUMPER_FLAGS_*.
*/
RTDECL(int) RTCoreDumperSetup(const char *pszOutputDir, uint32_t fFlags);
/**
* Disables the core dumper, i.e. undoes what RTCoreDumperSetup did.
*
* @returns IPRT status code.
*/
RTDECL(int) RTCoreDumperDisable(void);
/** @} */
RT_C_DECLS_END
#endif /* !IPRT_INCLUDED_coredumper_h */
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