LifetimeWithLongevity.hpp

/*
 *    Copyright (c) <2002-2004> <Jean-Philippe Barrette-LaPierre>
 *    
 *    Permission is hereby granted, free of charge, to any person obtaining
 *    a copy of this software and associated documentation files 
 *    (cURLpp), 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.
 */

#ifndef LIFETIME_WITH_LONGEVITY_HPP
#define LIFETIME_WITH_LONGEVITY_HPP

#include <cassert>
#include "PrivateMembers.hpp"
#include <algorithm>

namespace utilspp
{
   
   template< typename T >
   unsigned int getLongevity( T *p );

   /**
    * Assigns an object a longevity. Ensures ordered destructions of objects
    * registered thusly during the exit sequence of the application.
    */
  template< typename T, typename TDestroyer >
  void setLongevity(T *obj, 
		    unsigned int longevity, 
		    TDestroyer d = utilspp::PrivateMembers::Deleter< T >::deleteObject);
  
  template< typename T >
  struct LifetimeWithLongevity
  {
    static void scheduleDestruction( T *obj, void (*func)() );
    static void onDeadReference();
  };
}

#include "LifetimeWithLongevity.inl"

#endif