#ifndef __CDS_CONTAINER_MICHAEL_KVLIST_NOGC_H
#define __CDS_CONTAINER_MICHAEL_KVLIST_NOGC_H
-#include <cds/container/michael_list_base.h>
+#include <memory>
+#include <cds/container/details/michael_list_base.h>
#include <cds/intrusive/michael_list_nogc.h>
#include <cds/container/details/make_michael_kvlist.h>
#include <cds/details/functor_wrapper.h>
-#include <cds/details/std/memory.h>
namespace cds { namespace container {
typedef typename base_class::atomic_node_ptr head_type;
//@endcond
- private:
- //@cond
-# ifndef CDS_CXX11_LAMBDA_SUPPORT
- struct ensure_functor
- {
- node_type * m_pItemFound;
-
- ensure_functor()
- : m_pItemFound( null_ptr<node_type *>() )
- {}
-
- void operator ()(bool, node_type& item, node_type& )
- {
- m_pItemFound = &item;
- }
- };
-
- template <typename Func>
- class find_functor: protected cds::details::functor_wrapper<Func>
- {
- typedef cds::details::functor_wrapper<Func> base_class;
- public:
- find_functor( Func f )
- : base_class(f)
- {}
-
- template <typename Q>
- void operator ()( node_type& node, Q& )
- {
- base_class::get()( node.m_Data );
- }
- };
-# endif
- //@endcond
-
protected:
//@cond
template <typename K>
return cxx_allocator().New( key, val );
}
-#ifdef CDS_EMPLACE_SUPPORT
template <typename K, typename... Args>
static node_type * alloc_node( K&& key, Args&&... args )
{
return cxx_allocator().MoveNew( std::forward<K>(key), std::forward<Args>(args)... );
}
-#endif
static void free_node( node_type * pNode )
{
key_type const& key() const
{
typename iterator_base::value_ptr p = iterator_base::operator ->();
- assert( p != null_ptr<typename iterator_base::value_ptr>() );
+ assert( p != nullptr );
return p->m_Data.first;
}
value_ref val() const
{
typename iterator_base::value_ptr p = iterator_base::operator ->();
- assert( p != null_ptr<typename iterator_base::value_ptr>() );
+ assert( p != nullptr );
return p->m_Data.second;
}
pair_ptr operator ->() const
{
typename iterator_base::value_ptr p = iterator_base::operator ->();
- return p ? &(p->m_Data) : null_ptr<pair_ptr>();
+ return p ? &(p->m_Data) : nullptr;
}
pair_ref operator *() const
/// Returns an iterator that addresses the location succeeding the last element in a list
/**
Do not use the value returned by <tt>end</tt> function to access any item.
- Internally, <tt>end</tt> returning value equals to <tt>NULL</tt>.
+ Internally, <tt>end</tt> returning value equals to \p nullptr.
The returned value can be used only to control reaching the end of the list.
For empty list \code begin() == end() \endcode
to the list's item inserted. <tt>item.second</tt> is a reference to item's value that may be changed.
User-defined functor \p func should guarantee that during changing item's value no any other changes
could be made on this list's item by concurrent threads.
- The user-defined functor can be passed by reference using <tt>boost::ref</tt>
+ The user-defined functor can be passed by reference using \p std::ref
and it is called only if the inserting is successful.
The key_type should be constructible from value of type \p K.
return std::make_pair( node_to_iterator( ret.first ), ret.second );
}
-# ifdef CDS_EMPLACE_SUPPORT
/// Inserts data of type \ref mapped_type constructed with <tt>std::forward<Args>(args)...</tt>
/**
Returns an iterator pointed to inserted value, or \p end() if inserting is failed
-
- This function is available only for compiler that supports
- variadic template and move semantics
*/
template <typename K, typename... Args>
iterator emplace( K&& key, Args&&... args )
{
return node_to_iterator( emplace_at( head(), std::forward<K>(key), std::forward<Args>(args)... ));
}
-# endif
/// Find the key \p key
/** \anchor cds_nonintrusive_MichaelKVList_nogc_find
//@cond
node_type * insert_node_at( head_type& refHead, node_type * pNode )
{
- assert( pNode != null_ptr<node_type *>() );
+ assert( pNode != nullptr );
scoped_node_ptr p( pNode );
if ( base_class::insert_at( refHead, *pNode ))
return p.release();
- return null_ptr<node_type *>();
+ return nullptr;
}
template <typename K>
scoped_node_ptr pNode( alloc_node( key ));
if ( base_class::insert_at( refHead, *pNode )) {
- cds::unref(f)( pNode->m_Data );
+ f( pNode->m_Data );
return pNode.release();
}
- return null_ptr<node_type *>();
+ return nullptr;
}
template <typename K>
std::pair< node_type *, bool > ensure_at( head_type& refHead, const K& key )
{
scoped_node_ptr pNode( alloc_node( key ));
- node_type * pItemFound = null_ptr<node_type *>();
+ node_type * pItemFound = nullptr;
-# ifdef CDS_CXX11_LAMBDA_SUPPORT
std::pair<bool, bool> ret = base_class::ensure_at( refHead, *pNode, [&pItemFound](bool, node_type& item, node_type&){ pItemFound = &item; });
-# else
- ensure_functor func;
- std::pair<bool, bool> ret = base_class::ensure_at( refHead, *pNode, boost::ref(func) );
- pItemFound = func.m_pItemFound;
-# endif
- assert( pItemFound != null_ptr<node_type *>() );
+ assert( pItemFound != nullptr );
if ( ret.first && ret.second )
pNode.release();
return std::make_pair( pItemFound, ret.second );
}
-# ifdef CDS_EMPLACE_SUPPORT
template <typename K, typename... Args>
node_type * emplace_at( head_type& refHead, K&& key, Args&&... args )
{
return insert_node_at( refHead, alloc_node( std::forward<K>(key), std::forward<Args>(args)... ));
}
-#endif
template <typename K, typename Compare>
node_type * find_at( head_type& refHead, K const& key, Compare cmp )
template <typename K, typename Compare typename Func>
bool find_at( head_type& refHead, K& key, Compare cmp, Func f )
{
-# ifdef CDS_CXX11_LAMBDA_SUPPORT
- return base_class::find_at( refHead, key, cmp, [&f]( node_type& node, K const& ){ cds::unref(f)( node.m_Data ); });
-# else
- find_functor<Func> wrapper( f );
- return base_class::find_at( refHead, key, cmp, cds::ref(wrapper) );
-# endif
+ return base_class::find_at( refHead, key, cmp, [&f]( node_type& node, K const& ){ f( node.m_Data ); });
}
*/
//@endcond