//
// Copyright (C) 2006
// Fraunhofer Institute for Open Communication Systems (FOKUS)
-// Competence Center NETwork research (NET), St. Augustin, GERMANY
-// Stefan Bund <g0dil@berlios.de>
//
-// This program 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; either version 2 of the License, or
-// (at your option) any later version.
+// The contents of this file are subject to the Fraunhofer FOKUS Public License
+// Version 1.0 (the "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+// http://senf.berlios.de/license.html
//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
+// The Fraunhofer FOKUS Public License Version 1.0 is based on,
+// but modifies the Mozilla Public License Version 1.1.
+// See the full license text for the amendments.
//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the
-// Free Software Foundation, Inc.,
-// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+// Software distributed under the License is distributed on an "AS IS" basis,
+// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+// for the specific language governing rights and limitations under the License.
+//
+// The Original Code is Fraunhofer FOKUS code.
+//
+// The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V.
+// (registered association), Hansastraße 27 c, 80686 Munich, Germany.
+// All Rights Reserved.
+//
+// Contributor(s):
+// Stefan Bund <g0dil@berlios.de>
/** \file
\brief intrusive_refcount public header */
#include <boost/utility.hpp>
//#include "intrusive_refcount.mpp"
-///////////////////////////////hh.p////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
namespace senf {
template <class Self> class intrusive_refcount_t;
+
+ template <class Self>
+ void intrusive_ptr_add_ref(intrusive_refcount_t<Self> const * p);
+ template <class Self>
+ void intrusive_ptr_release(intrusive_refcount_t<Self> const * p);
+
/** \brief Reference count mixin interface baseclass
virtual ~intrusive_refcount_base();
- refcount_t refcount(); ///< current refcount
- bool is_shared(); ///< return \c true if refcount() > 1
+ refcount_t refcount() const; ///< current refcount
+ bool is_shared() const; ///< return \c true if refcount() > 1
protected:
intrusive_refcount_base();
private:
refcount_t refcount_;
-
+
template <class S> void intrusive_ptr_add_ref();
template <class S> void intrusive_ptr_release();
-
+
template <class S>
friend void senf::intrusive_ptr_add_ref(intrusive_refcount_t<S> const * p);
template <class S>
/** \brief Customizable reference count mixin for intrusive_ptr
This class provides a simple internally managed refcount and supplies the <a
- href="http://www.boost.org/libs/smart_ptr/intrusive_ptr.html">boost::intrusive_ptr</a>
+ href="http://www.boost.org/doc/libs/release/libs/smart_ptr/intrusive_ptr.html">boost::intrusive_ptr</a>
required interface. To make a class compatible with \c boost::intrusive_ptr, just derive
publicly from intrusive_refcount_t.
\code
- class SomeClass
+ class SomeClass
: public intrusive_refcount_t<SomeClass>
{
// ...
{
// Call intrusive_base::release() to decrement the
// refcount. This call will return 'true' when the refcount reaches 0.
-
+
// Return 'true', if the instance shall be deleted
}
friend class intrusive_base;
};
\endcode
-
+
Two additional benefits of using intrusive_refcount are
\li The object can access it's own refcount
\li It is valid and safe to convert a plain object pointer to an intrusive_ptr at any time
/** \brief Reference count mixin for intrusive_ptr
This class provides a simple internally managed refcount and supplies the <a
- href="http://www.boost.org/libs/smart_ptr/intrusive_ptr.html">boost::intrusive_ptr</a>
+ href="http://www.boost.org/doc/libs/release/libs/smart_ptr/intrusive_ptr.html">boost::intrusive_ptr</a>
required interface. To make a class compatible with \c boost::intrusive_ptr, just derive
publicly from intrusive_refcount.
intrusive_refcount();
};
- template <class Self>
- void intrusive_ptr_add_ref(intrusive_refcount_t<Self> const * p);
- template <class Self>
- void intrusive_ptr_release(intrusive_refcount_t<Self> const * p);
-
}
-///////////////////////////////hh.e////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
#include "intrusive_refcount.cci"
//#include "intrusive_refcount.ct"
#include "intrusive_refcount.cti"