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OgreDynLib.h

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00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OGRE
00004     (Object-oriented Graphics Rendering Engine)
00005 For the latest info, see http://ogre.sourceforge.net/
00006 
00007 Copyright © 2000-2002 The OGRE Team
00008 Also see acknowledgements in Readme.html
00009 
00010 This program is free software; you can redistribute it and/or modify it under
00011 the terms of the GNU Lesser General Public License as published by the Free Software
00012 Foundation; either version 2 of the License, or (at your option) any later
00013 version.
00014 
00015 This program is distributed in the hope that it will be useful, but WITHOUT
00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00018 
00019 You should have received a copy of the GNU Lesser General Public License along with
00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00022 http://www.gnu.org/copyleft/lesser.txt.
00023 -----------------------------------------------------------------------------
00024 */
00025 #ifndef _DynLib_H__
00026 #define _DynLib_H__
00027 
00028 #include "OgrePrerequisites.h"
00029 
00030 #include "OgreResource.h"
00031 
00032 #if OGRE_PLATFORM == PLATFORM_WIN32
00033 #    define DYNLIB_HANDLE hInstance
00034 #    define DYNLIB_LOAD( a ) LoadLibrary( a )
00035 #    define DYNLIB_GETSYM( a, b ) GetProcAddress( a, b )
00036 #    define DYNLIB_UNLOAD( a ) !FreeLibrary( a )
00037 #    define DYNLIB_ERROR( )  "Unknown Error"
00038 
00039 struct HINSTANCE__;
00040 typedef struct HINSTANCE__* hInstance;
00041 
00042 #elif OGRE_PLATFORM == PLATFORM_LINUX || OGRE_PLATFORM == PLATFORM_APPLE
00043 #    define DYNLIB_HANDLE void*
00044 #    define DYNLIB_LOAD( a ) dlopen( a, RTLD_NOW )
00045 #    define DYNLIB_GETSYM( a, b ) dlsym( a, b )
00046 #    define DYNLIB_UNLOAD( a ) dlclose( a )
00047 #    define DYNLIB_ERROR( ) dlerror( )
00048 
00049 #endif
00050 
00051 namespace Ogre {
00052 
00064     class _OgreExport DynLib : public Resource
00065     {
00066     public:
00071         DynLib( const String& name );
00072 
00075         ~DynLib();
00076 
00081         virtual void load();
00086         virtual void unload();
00087 
00099         virtual void* getSymbol( const String& strName ) const throw();
00100 
00101     protected:
00102 
00104         DYNLIB_HANDLE m_hInst;
00105     };
00106 
00107 }
00108 
00109 #endif

Copyright © 2002 by The OGRE Team