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// Copyright (C) 1999-2005 Open Source Telecom Corporation.
// Copyright (C) 2006-2010 David Sugar, Tycho Softworks.
//
// This program 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 2 of the License, or
// (at your option) any later version.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
//
// This exception applies only to the code released under the name GNU
// Common C++. If you copy code from other releases into a copy of GNU
// Common C++, as the General Public License permits, the exception does
// not apply to the code that you add in this way. To avoid misleading
// anyone as to the status of such modified files, you must delete
// this exception notice from them.
//
// If you write modifications of your own for GNU Common C++, it is your choice
// whether to permit this exception to apply to your modifications.
// If you do not wish that, delete this exception notice.
//
/**
* @file exception.h
* @short GNU Common C++ exception model base classes.
**/
#ifndef CCXX_EXCEPTION_H_
#define CCXX_EXCEPTION_H_
#ifndef CCXX_CONFIG_H_
#include <cc++/config.h>
#endif
#ifndef CCXX_STRING_H_
#include <cc++/string.h>
#endif
// see if we support useful and std exception handling, else we ignore
// it for the rest of the system.
#if defined(HAVE_EXCEPTION)
#define COMMON_STD_EXCEPTION
#include <exception>
#ifdef CCXX_NAMESPACES
namespace ost {
#endif
/**
* Mainline exception handler, this is the root for all Common C++
* exceptions and assures the ansi C++ exception class hierarchy is both
* followed and imported into the gnu Common C++ class hierarchy.
*
* @author David Sugar <dyfet@ostel.com>
* @short Base exception class for all Common C++ exceptions.
*/
class __EXPORT Exception : public std::exception
{
private:
String _what;
public:
Exception(const String& what_arg) throw();
virtual ~Exception() throw();
virtual const char *getString() const;
virtual const char *what() const throw();
};
/**
* A sub-hierarchy for all Common C++ I/O related classes.
*
* @author David Sugar <dyfet@ostel.com>
* @short I/O operation exception hierarchy.
*/
class __EXPORT IOException : public Exception
{
private:
long _systemError;
mutable char* _systemErrorString;
public:
IOException(const String &what_arg, long systemError = 0) throw();
virtual ~IOException() throw();
virtual long getSystemError() const throw();
virtual const char* getSystemErrorString() const throw();
};
/**
* A sub-hierarchy for thread exceptions.
*
* @author David Sugar <dyfet@ostel.com>
* @short thread exception hierarchy.
*/
class __EXPORT ThrException : public Exception
{
public:
ThrException(const String &what_arg) : Exception(what_arg) {};
};
/**
* A sub-hierarchy for all task synchronizion related exceptions.
*
* @author David Sugar <dyfet@ostel.com>
* @short Synchronization object exception hierarchy.
*/
class __EXPORT SyncException : public ThrException
{
public:
SyncException(const String &what_arg) : ThrException(what_arg) {};
};
class __EXPORT InterruptException : public ThrException
{
public:
InterruptException() : ThrException("interrupted") {};
};
#ifdef CCXX_NAMESPACES
}
#endif
#endif
#endif