liuxiaolong
2021-07-20 58d904a328c0d849769b483e901a0be9426b8209
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//
// Boost.Pointer Container
//
//  Copyright Thorsten Ottosen 2003-2005. Use, modification and
//  distribution is subject to the Boost Software License, Version
//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt)
//
// For more information, see http://www.boost.org/libs/ptr_container/
//
 
#ifndef BOOST_PTR_CONTAINER_PTR_VECTOR_HPP
#define BOOST_PTR_CONTAINER_PTR_VECTOR_HPP
 
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif
 
#include <vector>
#include <boost/ptr_container/ptr_sequence_adapter.hpp>
#include <boost/ptr_container/detail/ptr_container_disable_deprecated.hpp>
#include <boost/type_traits/is_same.hpp>
#include <boost/mpl/if.hpp>
 
#if defined(BOOST_PTR_CONTAINER_DISABLE_DEPRECATED)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
 
namespace boost
{
 
    template
    < 
        class T, 
        class CloneAllocator = heap_clone_allocator,
        class Allocator      = void
    >
    class ptr_vector : public 
        ptr_sequence_adapter< T,
            std::vector<
                typename ptr_container_detail::void_ptr<T>::type,
                typename boost::mpl::if_<boost::is_same<Allocator, void>,
                    std::allocator<typename ptr_container_detail::void_ptr<T>::type>, Allocator>::type
            >,
            CloneAllocator >
    {  
        typedef
 
            ptr_sequence_adapter< T,
                std::vector<
                    typename ptr_container_detail::void_ptr<T>::type,
                    typename boost::mpl::if_<boost::is_same<Allocator, void>,
                        std::allocator<typename ptr_container_detail::void_ptr<T>::type>, Allocator>::type
                >,
                CloneAllocator >
 
            base_class;
 
        typedef ptr_vector<T,CloneAllocator,Allocator> this_type;
        
    public:
 
        BOOST_PTR_CONTAINER_DEFINE_SEQEUENCE_MEMBERS( ptr_vector, 
                                                      base_class,
                                                      this_type )
        
        explicit ptr_vector( size_type n,
                             const allocator_type& alloc = allocator_type() )
          : base_class(alloc)
        {
            this->base().reserve( n );
        }        
    };
 
    //////////////////////////////////////////////////////////////////////////////
    // clonability
 
    template< typename T, typename CA, typename A >
    inline ptr_vector<T,CA,A>* new_clone( const ptr_vector<T,CA,A>& r )
    {
        return r.clone().release();
    }
 
    /////////////////////////////////////////////////////////////////////////
    // swap
 
    template< typename T, typename CA, typename A >
    inline void swap( ptr_vector<T,CA,A>& l, ptr_vector<T,CA,A>& r )
    {
        l.swap(r);
    }
    
}
 
#if defined(BOOST_PTR_CONTAINER_DISABLE_DEPRECATED)
#pragma GCC diagnostic pop
#endif
 
#endif