Standard library header  (C++11) (original) (raw)

This header is part of the dynamic memory management library.

[edit] Synopsis

namespace std { // class template scoped_allocator_adaptor template<class OuterAlloc, class... InnerAlloc> class scoped_allocator_adaptor;   // scoped allocator operators template<class OuterA1, class OuterA2, class... InnerAllocs> bool operator==(const scoped_allocator_adaptor<OuterA1, InnerAllocs...>& a, const scoped_allocator_adaptor<OuterA2, InnerAllocs...>& b) noexcept; }

[edit] Class template std::scoped_allocator_adaptor

namespace std { template<class OuterAlloc, class... InnerAllocs> class scoped_allocator_adaptor : public OuterAlloc { private: using OuterTraits = allocator_traits; // exposition only scoped_allocator_adaptor<InnerAllocs...> inner; // exposition only   public: using outer_allocator_type = OuterAlloc; using inner_allocator_type = /* see description /;   using value_type = typename OuterTraits::value_type; using size_type = typename OuterTraits::size_type; using difference_type = typename OuterTraits::difference_type; using pointer = typename OuterTraits::pointer; using const_pointer = typename OuterTraits::const_pointer; using void_pointer = typename OuterTraits::void_pointer; using const_void_pointer = typename OuterTraits::const_void_pointer;   using propagate_on_container_copy_assignment = / see description /; using propagate_on_container_move_assignment = / see description /; using propagate_on_container_swap = / see description /; using is_always_equal = / see description /;   template struct rebind { using other = scoped_allocator_adaptor< OuterTraits::template rebind_alloc, InnerAllocs...>; };   scoped_allocator_adaptor(); template scoped_allocator_adaptor(OuterA2&& outerAlloc, const InnerAllocs&... innerAllocs) noexcept;   scoped_allocator_adaptor(const scoped_allocator_adaptor& other) noexcept; scoped_allocator_adaptor(scoped_allocator_adaptor&& other) noexcept;   template scoped_allocator_adaptor( const scoped_allocator_adaptor<OuterA2, InnerAllocs...>& other) noexcept; template scoped_allocator_adaptor( scoped_allocator_adaptor<OuterA2, InnerAllocs...>&& other) noexcept;   scoped_allocator_adaptor& operator=(const scoped_allocator_adaptor&) = default; scoped_allocator_adaptor& operator=(scoped_allocator_adaptor&&) = default;   ~scoped_allocator_adaptor();   inner_allocator_type& inner_allocator() noexcept; const inner_allocator_type& inner_allocator() const noexcept; outer_allocator_type& outer_allocator() noexcept; const outer_allocator_type& outer_allocator() const noexcept;   pointer allocate(size_type n); pointer allocate(size_type n, const_void_pointer hint); void deallocate(pointer p, size_type n); size_type max_size() const;   template<class T, class... Args> void construct(T p, Args&&... args);   template void destroy(T* p);   scoped_allocator_adaptor select_on_container_copy_construction() const; };   template<class OuterAlloc, class... InnerAllocs> scoped_allocator_adaptor(OuterAlloc, InnerAllocs...) -> scoped_allocator_adaptor<OuterAlloc, InnerAllocs...>; }