// rdinstancelock.h // // An abstract instance-locking class. // // (C) Copyright 2002-2004,2016 Fred Gleason // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU Library General Public License // version 2 as published by the Free Software Foundation. // // 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., 675 Mass Ave, Cambridge, MA 02139, USA. // // #ifndef RDINSTANCELOCK_H #define RDINSTANCELOCK_H class RDInstanceLock { public: RDInstanceLock(QString path); ~RDInstanceLock(); bool lock(); void unlock(); bool locked(); private: bool MakeLock(); QString lock_path; bool lock_locked; }; #endif // RDINSTANCELOCK_H