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a7dd6151a4
- UTF8-ify where possible - Remove custom linkerscript - Update Makefiles - devkitPro/nds-examples@6afa09b205 - Comment out akloader binaries - This will be reworked soon™️ - Eradicate sdidentify - AKRPG specific - Eradicate libelm - Eradicate save64m - Eradicate file operations - Eradicate libio* - Eradicate crtsmall - Fix paths for new root drive naming in latest libfat - dsrom: fix type cast issue in homebrew check - MAX_FILENAME_LENGTH -> PATH_MAX - adapt directory listing operations to new dkP way - timer: unstaticify _factor - Remove all flashcart-specific bits - fix type of cPopMenu::itemBelowPoint - gbaloader: use updated vramSetPrimaryBanks function - Move arm9-specific headers to arm9
71 lines
1.7 KiB
C++
71 lines
1.7 KiB
C++
/*
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singleton.h
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Copyright (C) 2007 Acekard, www.acekard.com
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Copyright (C) 2007-2009 somebody
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Copyright (C) 2009 yellow wood goblin
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _SINGLETON_H_
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#define _SINGLETON_H_
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#include <cstdlib>
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template< class T >
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class t_singleton
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{
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public:
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static T & instance()
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{
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if( NULL == _instance )
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{
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create_instance();
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//atexit( release_instance );
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// t_singleton 他自己是不会有实例的，无法利用析构函数来释放内存
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// 所以利用 atexit 来在整个程序退出时释放内存
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}
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return *_instance;
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}
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private:
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static void create_instance()
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{
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if( NULL == _instance )
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{
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_instance = new T();
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}
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}
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static void release_instance()
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{
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if( NULL != _instance )
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{
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delete _instance;
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_instance = NULL;
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}
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}
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private:
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static T * _instance;
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};
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template< class T >
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T * t_singleton< T >::_instance = NULL;
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#endif //_AGL_SINGLETON_H_
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