nux-1.14.0
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00001 /* 00002 * Copyright 2010 Inalogic® Inc. 00003 * 00004 * This program is free software: you can redistribute it and/or modify it 00005 * under the terms of the GNU Lesser General Public License, as 00006 * published by the Free Software Foundation; either version 2.1 or 3.0 00007 * of the License. 00008 * 00009 * This program is distributed in the hope that it will be useful, but 00010 * WITHOUT ANY WARRANTY; without even the implied warranties of 00011 * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR 00012 * PURPOSE. See the applicable version of the GNU Lesser General Public 00013 * License for more details. 00014 * 00015 * You should have received a copy of both the GNU Lesser General Public 00016 * License along with this program. If not, see <http://www.gnu.org/licenses/> 00017 * 00018 * Authored by: Jay Taoko <jaytaoko@inalogic.com> 00019 * 00020 */ 00021 00022 00023 #include "NuxCore.h" 00024 00025 namespace nux 00026 { 00027 00028 static GlobalSingletonInitializer *GGlobalInitializer = 0; 00029 00030 static void SystemStart() 00031 { 00032 static t_u8 StaticBuffer [sizeof (GlobalSingletonInitializer)]; 00033 // Placement new in our reserved buffer. 00034 GGlobalInitializer = new (StaticBuffer) GlobalSingletonInitializer (); 00035 00036 #if defined (NUX_OS_WINDOWS) 00037 GLogDevice.AddOutputDevice (&NUX_GLOBAL_OBJECT_INSTANCE (LogFileOutput)); 00038 GLogDevice.AddOutputDevice (&NUX_GLOBAL_OBJECT_INSTANCE (VisualOutputConsole)); 00039 GLogDevice.AddOutputDevice (&NUX_GLOBAL_OBJECT_INSTANCE (PrintfOutputConsole)); 00040 #else 00041 GLogDevice.AddOutputDevice (&NUX_GLOBAL_OBJECT_INSTANCE (LogFileOutput)); 00042 GLogDevice.AddOutputDevice (&NUX_GLOBAL_OBJECT_INSTANCE (PrintfOutputConsole)); 00043 #endif 00044 } 00045 00046 static void SystemShutdown() 00047 { 00048 // Manually destroy initializer 00049 if (GGlobalInitializer) 00050 GGlobalInitializer->~GlobalSingletonInitializer(); 00051 00052 GGlobalInitializer = 0; 00053 00054 } 00055 00056 bool GlobalSingletonInitializer::m_bGlobalObjectsReady = false; 00057 GlobalSingletonInitializer::GlobalSingletonInitializer () 00058 { 00059 m_bGlobalObjectsReady = true; 00060 } 00061 00062 GlobalSingletonInitializer::~GlobalSingletonInitializer() 00063 { 00064 m_bGlobalObjectsReady = false; 00065 } 00066 00067 bool GlobalSingletonInitializer::Ready() 00068 { 00069 return m_bGlobalObjectsReady; 00070 } 00071 00072 int GlobalInitializer::m_Count = 0; 00073 GlobalInitializer::GlobalInitializer() 00074 { 00075 if (m_Count++ == 0) 00076 { 00077 SystemStart(); 00078 } 00079 } 00080 00081 GlobalInitializer::~GlobalInitializer() 00082 { 00083 if (--m_Count == 0) 00084 { 00085 SystemShutdown(); 00086 } 00087 } 00088 00089 void GlobalInitializer::ForceShutdown() 00090 { 00091 SystemShutdown(); 00092 } 00093 00094 }