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/*
//
// Copyright 1997-2009 Torsten Rohlfing
//
// Copyright 2004-2012 SRI International
//
// This file is part of the Computational Morphometry Toolkit.
//
// http://www.nitrc.org/projects/cmtk/
//
// The Computational Morphometry Toolkit is free software: you can
// redistribute it and/or modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// The Computational Morphometry Toolkit is distributed in the hope that it
// will be useful, but WITHOUT ANY WARRANTY; without even the implied
// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with the Computational Morphometry Toolkit. If not, see
// <http://www.gnu.org/licenses/>.
//
// $Revision: 5436 $
//
// $LastChangedDate: 2018-12-10 19:01:20 -0800 (Mon, 10 Dec 2018) $
//
// $LastChangedBy: torstenrohlfing $
//
*/
#ifndef __cmtkStackBacktrace_h_included_
#define __cmtkStackBacktrace_h_included_
#include <cmtkconfig.h>
#include <signal.h>
namespace
cmtk
{
/** \addtogroup System */
//@{
/** Class for printing stack backtrace in the event of a crash.
* A static instance of this class is used to catch SEGFAULT and other
* termination signals and prints a stack trace.
*\author http://www.linuxjournal.com/article/6391
*/
class
StackBacktrace
{
public:
/// This class.
typedef StackBacktrace Self;
/// Constructor: register signal handler.
StackBacktrace();
/// Set exit code used after catching SEGFAULT or other signals.
static void SetExitCode( const int code = 1 )
{
Self::ExitCode = code;
}
/** Exit code.
* This defaults to "1" but can be set to "0" for CTest testing.
*/
static int ExitCode;
/// Print current stack backtrace.
static void PrintBacktrace( const int levels = 0 /*!< Maximum number of levels to display (default: 0 = no limit). */ );
/// Get static stack backtrace object instance.
static Self& Static()
{
static Self instance;
return instance;
}
};
//@}
} // namespace cmtk
#ifndef _MSC_VER
/// Signal handler.
extern "C" void cmtkStackBacktraceSignalHandler( int sig, siginfo_t *info, void *secret );
#else
extern "C" void cmtkStackBacktraceSignalHandler( int sig );
#endif
#endif // #ifndef __cmtkStackBacktrace_h_included_
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