FairMQ/latest/Version_8h_source.html

/********************************************************************************

 *    Copyright (C) 2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *

 *                                                                              *

 *              This software is distributed under the terms of the             *

 *              GNU Lesser General Public Licence (LGPL) version 3,             *

 *                  copied verbatim in the file "LICENSE"                       *

 ********************************************************************************/


#ifndef FAIR_MQ_TOOLS_VERSION_H

#define FAIR_MQ_TOOLS_VERSION_H


#include <ostream>

#include <tuple>


namespace fair::mq::tools

{


struct Version

{

    const int fkMajor, fkMinor, fkPatch;


    friend auto operator< (const Version& lhs, const Version& rhs) -> bool { return std::tie(lhs.fkMajor, lhs.fkMinor, lhs.fkPatch) < std::tie(rhs.fkMajor, rhs.fkMinor, rhs.fkPatch); }

    friend auto operator> (const Version& lhs, const Version& rhs) -> bool { return rhs < lhs; }

    friend auto operator<=(const Version& lhs, const Version& rhs) -> bool { return !(lhs > rhs); }

    friend auto operator>=(const Version& lhs, const Version& rhs) -> bool { return !(lhs < rhs); }

    friend auto operator==(const Version& lhs, const Version& rhs) -> bool { return std::tie(lhs.fkMajor, lhs.fkMinor, lhs.fkPatch) == std::tie(rhs.fkMajor, rhs.fkMinor, rhs.fkPatch); }

    friend auto operator!=(const Version& lhs, const Version& rhs) -> bool { return !(lhs == rhs); }

    friend auto operator<<(std::ostream& os, const Version& v) -> std::ostream& { return os << v.fkMajor << "." << v.fkMinor << "." << v.fkPatch; }

};


} // namespace fair::mq::tools


#endif /* FAIR_MQ_TOOLS_VERSION_H */