ClassInfo.h

Go to the documentation of this file.

//------------------------------------------------------------------------------
/*
  https://github.com/vinniefalco/LuaBridge
 
  Copyright 2012, Vinnie Falco <vinnie.falco@gmail.com>
 
  License: The MIT License (http://www.opensource.org/licenses/mit-license.php)
 
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
 
  The above copyright notice and this permission notice shall be included in all
  copies or substantial portions of the Software.
 
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  SOFTWARE.
*/
//==============================================================================
 
#ifdef COMPILER_MSVC
#ifdef LIBARDOUR_DLL_EXPORTS
# define LuaBridge_API __declspec(dllexport)
#else
# define LuaBridge_API __declspec(dllimport)
#endif
#else
# define LuaBridge_API // mingw is sane WRT to static class members
#endif
 
template <class T>
class LuaBridge_API ClassInfo
{
public:
#ifdef PLATFORM_WINDOWS
        /* static symbols on windows (even identical symbols) are not
         * mapped to the same address when mixing .dll + .exe.
         * the implementation is moved to libardour/gtk2_ardour.
         */
  static void const* getStaticKey ();
  static void const* getClassKey ();
  static void const* getConstKey ();
#else
  static void const* getStaticKey ()
  {
    static char value;
    return &value;
  }
 
  static void const* getClassKey ()
  {
    static char value;
    return &value;
  }
 
  static void const* getConstKey ()
  {
    static char value;
    return &value;
  }
#endif
};