00001 // $Id: singleton.hh 1742 2010-11-04 14:51:56Z g0dil $ 00002 // 00003 // Copyright (C) 2007 00004 // Fraunhofer (FOKUS) 00005 // Competence Center NETwork research (NET), St. Augustin, GERMANY 00006 // Stefan Bund <g0dil@berlios.de> 00007 // 00008 // This program is free software; you can redistribute it and/or modify 00009 // it under the terms of the GNU General Public License as published by 00010 // the Free Software Foundation; either version 2 of the License, or 00011 // (at your option) any later version. 00012 // 00013 // This program is distributed in the hope that it will be useful, 00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 // GNU General Public License for more details. 00017 // 00018 // You should have received a copy of the GNU General Public License 00019 // along with this program; if not, write to the 00020 // Free Software Foundation, Inc., 00021 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00022 00026 #ifndef HH_SENF_Utils_singleton_ 00027 #define HH_SENF_Utils_singleton_ 1 00028 00029 // Custom includes 00030 #include <boost/utility.hpp> 00031 00032 //#include "singleton.mpp" 00033 //-///////////////////////////////////////////////////////////////////////////////////////////////// 00034 00035 namespace senf { 00036 00086 template <class Self> 00087 class singleton 00088 : boost::noncopyable 00089 { 00090 protected: 00091 singleton(); 00092 ~singleton(); 00093 00094 static Self & instance(); 00095 static bool alive(); 00096 00097 private: 00101 struct force_creation 00102 { 00103 force_creation(); 00104 void nop() const; 00105 }; 00106 00107 static force_creation creator_; 00108 static bool alive_; 00109 }; 00110 00111 } 00112 00113 //-///////////////////////////////////////////////////////////////////////////////////////////////// 00114 //#include "singleton.cci" 00115 //#include "singleton.ct" 00116 #include "singleton.cti" 00117 #endif 00118 00119 00120 // Local Variables: 00121 // mode: c++ 00122 // fill-column: 100 00123 // c-file-style: "senf" 00124 // indent-tabs-mode: nil 00125 // ispell-local-dictionary: "american" 00126 // compile-command: "scons -u test" 00127 // comment-column: 40 00128 // End: