ceph/src/boost/boost/container/detail/construct_in_place.hpp

   1 //////////////////////////////////////////////////////////////////////////////
   2 //
   3 // (C) Copyright Ion Gaztanaga 2014-2014.
   4 //
   5 // Distributed under the Boost Software License, Version 1.0.
   6 // (See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8 //
   9 // See http://www.boost.org/libs/container for documentation.
  10 //
  11 //////////////////////////////////////////////////////////////////////////////
  12
  13 #ifndef BOOST_CONTAINER_DETAIL_CONSTRUCT_IN_PLACE_HPP
  14 #define BOOST_CONTAINER_DETAIL_CONSTRUCT_IN_PLACE_HPP
  15
  16 #ifndef BOOST_CONFIG_HPP
  17 #  include <boost/config.hpp>
  18 #endif
  19
  20 #if defined(BOOST_HAS_PRAGMA_ONCE)
  21 #  pragma once
  22 #endif
  23
  24 #include <boost/container/allocator_traits.hpp>
  25 #include <boost/container/detail/iterators.hpp>
  26 #include <boost/container/detail/value_init.hpp>
  27
  28 namespace boost {
  29 namespace container {
  30
  31 //In place construction
  32
  33 template<class Allocator, class T, class InpIt>
  34 BOOST_CONTAINER_FORCEINLINE void construct_in_place(Allocator &a, T* dest, InpIt source)
  35 {     boost::container::allocator_traits<Allocator>::construct(a, dest, *source);  }
  36
  37 template<class Allocator, class T, class U, class D>
  38 BOOST_CONTAINER_FORCEINLINE void construct_in_place(Allocator &a, T *dest, value_init_construct_iterator<U, D>)
  39 {
  40    boost::container::allocator_traits<Allocator>::construct(a, dest);
  41 }
  42
  43 template <class T, class Difference>
  44 class default_init_construct_iterator;
  45
  46 template<class Allocator, class T, class U, class D>
  47 BOOST_CONTAINER_FORCEINLINE void construct_in_place(Allocator &a, T *dest, default_init_construct_iterator<U, D>)
  48 {
  49    boost::container::allocator_traits<Allocator>::construct(a, dest, default_init);
  50 }
  51
  52 template <class T, class EmplaceFunctor, class Difference>
  53 class emplace_iterator;
  54
  55 template<class Allocator, class T, class U, class EF, class D>
  56 BOOST_CONTAINER_FORCEINLINE void construct_in_place(Allocator &a, T *dest, emplace_iterator<U, EF, D> ei)
  57 {
  58    ei.construct_in_place(a, dest);
  59 }
  60
  61 //Assignment
  62
  63 template<class DstIt, class InpIt>
  64 BOOST_CONTAINER_FORCEINLINE void assign_in_place(DstIt dest, InpIt source)
  65 {  *dest = *source;  }
  66
  67 template<class DstIt, class U, class D>
  68 BOOST_CONTAINER_FORCEINLINE void assign_in_place(DstIt dest, value_init_construct_iterator<U, D>)
  69 {
  70    container_detail::value_init<U> val;
  71    *dest = boost::move(val.get());
  72 }
  73
  74 template <class DstIt, class Difference>
  75 class default_init_construct_iterator;
  76
  77 template<class DstIt, class U, class D>
  78 BOOST_CONTAINER_FORCEINLINE void assign_in_place(DstIt dest, default_init_construct_iterator<U, D>)
  79 {
  80    U u;
  81    *dest = boost::move(u);
  82 }
  83
  84 template <class T, class EmplaceFunctor, class Difference>
  85 class emplace_iterator;
  86
  87 template<class DstIt, class U, class EF, class D>
  88 BOOST_CONTAINER_FORCEINLINE void assign_in_place(DstIt dest, emplace_iterator<U, EF, D> ei)
  89 {
  90    ei.assign_in_place(dest);
  91 }
  92
  93 }  //namespace container {
  94 }  //namespace boost {
  95
  96 #endif   //#ifndef BOOST_CONTAINER_DETAIL_CONSTRUCT_IN_PLACE_HPP