RAUL 0.7.0
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00001 /* This file is part of Raul. 00002 * Copyright (C) 2007-2009 David Robillard <http://drobilla.net> 00003 * 00004 * Raul is free software; you can redistribute it and/or modify it under the 00005 * terms of the GNU General Public License as published by the Free Software 00006 * Foundation; either version 2 of the License, or (at your option) any later 00007 * version. 00008 * 00009 * Raul is distributed in the hope that it will be useful, but WITHOUT ANY 00010 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00011 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. 00012 * 00013 * You should have received a copy of the GNU General Public License along 00014 * with this program; if not, write to the Free Software Foundation, Inc., 00015 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00016 */ 00017 00018 #ifndef RAUL_COMMAND_HPP 00019 #define RAUL_COMMAND_HPP 00020 00021 #include <boost/utility.hpp> 00022 #include "raul/Semaphore.hpp" 00023 00024 namespace Raul { 00025 00026 00037 class Command : boost::noncopyable { 00038 public: 00039 inline Command() : _sem(0) {} 00040 00042 inline void operator()() { _sem.wait(); } 00043 00045 inline bool pending() { return _sem.has_waiter(); } 00046 inline void finish() { _sem.post(); } 00047 00048 private: 00049 Semaphore _sem; 00050 }; 00051 00052 00053 } // namespace Raul 00054 00055 #endif // RAUL_COMMAND_HPP