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Update boost to 1.71 and add asio

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fearlessTobi 2019-08-24 15:39:04 +02:00
parent 0b920df1c9
commit 43274a0449
1233 changed files with 231689 additions and 5532 deletions
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boost/iterator/minimum_category.hpp Normal file
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// Copyright David Abrahams 2003. 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)
#ifndef BOOST_ITERATOR_MINIMUM_CATEGORY_HPP_INCLUDED_
# define BOOST_ITERATOR_MINIMUM_CATEGORY_HPP_INCLUDED_
# include <boost/static_assert.hpp>
# include <boost/type_traits/is_convertible.hpp>
# include <boost/type_traits/is_same.hpp>
# include <boost/mpl/placeholders.hpp>
# include <boost/mpl/aux_/lambda_support.hpp>
namespace boost {
namespace iterators {
namespace detail {
template <bool GreaterEqual, bool LessEqual>
struct minimum_category_impl;
template <class T1, class T2>
struct error_not_related_by_convertibility;
template <>
struct minimum_category_impl<true,false>
{
template <class T1, class T2> struct apply
{
typedef T2 type;
};
};
template <>
struct minimum_category_impl<false,true>
{
template <class T1, class T2> struct apply
{
typedef T1 type;
};
};
template <>
struct minimum_category_impl<true,true>
{
template <class T1, class T2> struct apply
{
BOOST_STATIC_ASSERT((is_same<T1,T2>::value));
typedef T1 type;
};
};
template <>
struct minimum_category_impl<false,false>
{
template <class T1, class T2> struct apply
: error_not_related_by_convertibility<T1,T2>
{
};
};
} // namespace detail
//
// Returns the minimum category type or fails to compile
// if T1 and T2 are unrelated.
//
template <class T1 = mpl::_1, class T2 = mpl::_2>
struct minimum_category
{
typedef boost::iterators::detail::minimum_category_impl<
::boost::is_convertible<T1,T2>::value
, ::boost::is_convertible<T2,T1>::value
> outer;
typedef typename outer::template apply<T1,T2> inner;
typedef typename inner::type type;
BOOST_MPL_AUX_LAMBDA_SUPPORT(2,minimum_category,(T1,T2))
};
template <>
struct minimum_category<mpl::_1,mpl::_2>
{
template <class T1, class T2>
struct apply : minimum_category<T1,T2>
{};
BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(2,minimum_category,(mpl::_1,mpl::_2))
};
} // namespace iterators
} // namespace boost
#endif // BOOST_ITERATOR_MINIMUM_CATEGORY_HPP_INCLUDED_