XArch.h

/*
 * synergy -- mouse and keyboard sharing utility
 * Copyright (C) 2012 Bolton Software Ltd.
 * Copyright (C) 2002 Chris Schoeneman
 * 
 * This package is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * found in the file COPYING that should have accompanied this file.
 * 
 * This package 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef XARCH_H
#define XARCH_H

#include "common.h"
#include "stdstring.h"


class XThread { };


class XThreadCancel : public XThread { };

#define RETHROW_XTHREAD \
    try { throw; } catch (XThread&) { throw; } catch (...) { }


class XArchEval {
public:
    XArchEval() { }
    virtual ~XArchEval() { }

    virtual XArchEval*  clone() const throw() = 0;

    virtual std::string eval() const throw() = 0;
};

class XArch {
public:
    XArch(XArchEval* adoptedEvaluator) : m_eval(adoptedEvaluator) { }
    XArch(const std::string& msg) : m_eval(NULL), m_what(msg) { }
    XArch(const XArch& e) : m_eval(e.m_eval != NULL ? e.m_eval->clone() : NULL),
                            m_what(e.m_what) { }
    ~XArch() { delete m_eval; }

    std::string         what() const throw();

private:
    XArchEval*          m_eval;
    mutable std::string m_what;
};

// Macro to declare XArch derived types
#define XARCH_SUBCLASS(name_, super_)                                   \
class name_ : public super_ {                                           \
public:                                                                 \
    name_(XArchEval* adoptedEvaluator) : super_(adoptedEvaluator) { }   \
    name_(const std::string& msg) : super_(msg) { }                     \
}


XARCH_SUBCLASS(XArchNetwork, XArch);

XARCH_SUBCLASS(XArchNetworkInterrupted, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkAccess, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkResource, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkSupport, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkIO, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkNoAddress, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkAddressInUse, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkNoRoute, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkNotConnected, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkShutdown, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkDisconnected, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkConnectionRefused, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkTimedOut, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkName, XArchNetwork);

XARCH_SUBCLASS(XArchNetworkNameUnknown, XArchNetworkName);

XARCH_SUBCLASS(XArchNetworkNameNoAddress, XArchNetworkName);

XARCH_SUBCLASS(XArchNetworkNameFailure, XArchNetworkName);

XARCH_SUBCLASS(XArchNetworkNameUnavailable, XArchNetworkName);

XARCH_SUBCLASS(XArchNetworkNameUnsupported, XArchNetworkName);


XARCH_SUBCLASS(XArchDaemon, XArch);

XARCH_SUBCLASS(XArchDaemonFailed, XArchDaemon);

XARCH_SUBCLASS(XArchDaemonInstallFailed, XArchDaemon);

XARCH_SUBCLASS(XArchDaemonUninstallFailed, XArchDaemon);

XARCH_SUBCLASS(XArchDaemonUninstallNotInstalled, XArchDaemonUninstallFailed);


#endif