lifetimewithlongevity.inl

sip 开源代码 源于novell sip 开源代码 源于novell

template< typename T, typename TDestroyer >
void
utilspp::setLongevity( T *obj, unsigned int longevity, TDestroyer d )
{
   using namespace utilspp::PrivateMembers;

   TrackerArray newArray = static_cast< TrackerArray >( 
         std::realloc(mTrackerArray, mNbElements + 1));
   if( newArray == NULL )
   {
      throw std::bad_alloc();
   }

   LifetimeTracker *p = 
	new ConcreteLifetimeTracker< T, TDestroyer >(obj, longevity, d);

   mTrackerArray = newArray;

   TrackerArray pos = std::upper_bound( 
         mTrackerArray, 
         mTrackerArray + mNbElements,
         p,
         &LifetimeTracker::compare);
   std::copy_backward( 
         pos, 
         mTrackerArray + mNbElements, 
         mTrackerArray + mNbElements + 1);

   *pos = p;
   mNbElements++;
   std::atexit( &atExitFunc );
}

template< typename T >
void 
utilspp::LifetimeWithLongevity< T >::scheduleDestruction( T *obj, void (*func)() )
{
   utilspp::PrivateMembers::adapter<T> adapter = { func };
   utilspp::setLongevity( obj, getLongevity( obj ), adapter );
}

template< typename T >
void 
utilspp::LifetimeWithLongevity< T >::onDeadReference()
{
   throw std::logic_error("Dead reference detected");
}

template< typename T >
unsigned int 
utilspp::getLongevity( T * )
{
   return 1000;
}