ListLockFree.cpp

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/***************************************************************************
  tag: Peter Soetens  Wed Jan 18 14:11:39 CET 2006  ListLockFree.cxx

                        ListLockFree.cxx -  description
                           -------------------
    begin                : Wed January 18 2006
    copyright            : (C) 2006 Peter Soetens
    email                : peter.soetens@mech.kuleuven.be

 ***************************************************************************
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU General Public                   *
 *   License as published by the Free Software Foundation;                 *
 *   version 2 of the License.                                             *
 *                                                                         *
 *   As a special exception, you may use this file as part of a free       *
 *   software library without restriction.  Specifically, if other files   *
 *   instantiate templates or use macros or inline functions from this     *
 *   file, or you compile this file and link it with other files to        *
 *   produce an executable, this file does not by itself cause the         *
 *   resulting executable to be covered by the GNU General Public          *
 *   License.  This exception does not however invalidate any other        *
 *   reasons why the executable file might be covered by the GNU General   *
 *   Public License.                                                       *
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 ***************************************************************************/



#ifdef ORO_PRAGMA_INTERFACE
#pragma implementation
#endif
#include "ListLockFree.hpp"


namespace RTT {
    namespace internal {

        void RTT_API intrusive_ptr_add_ref( RTT::internal::IntrusiveStorage* p ) {
            oro_atomic_inc( &p->ref );
        }

        void RTT_API intrusive_ptr_release( RTT::internal::IntrusiveStorage* p ) {
            if (oro_atomic_dec_and_test( &p->ref ) )
                delete p;
        }

        IntrusiveStorage::IntrusiveStorage() {
            oro_atomic_set(&ref,0);
        }
        IntrusiveStorage::~IntrusiveStorage() {
        }

#if defined(__GNUC__)
        // Force an instantiation, so that the compiler checks the syntax.
        template class ListLockFree<double>;
#endif
    }
}