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Diffstat (limited to '3rdParty/Boost/src/boost/proto/detail/is_noncopyable.hpp')
-rw-r--r--3rdParty/Boost/src/boost/proto/detail/is_noncopyable.hpp65
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diff --git a/3rdParty/Boost/src/boost/proto/detail/is_noncopyable.hpp b/3rdParty/Boost/src/boost/proto/detail/is_noncopyable.hpp
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+++ b/3rdParty/Boost/src/boost/proto/detail/is_noncopyable.hpp
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+///////////////////////////////////////////////////////////////////////////////
+/// \file is_noncopyable.hpp
+/// Utility for detecting when types are non-copyable
+//
+// Copyright 2008 Eric Niebler. Distributed under 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_PROTO_DETAIL_IS_NONCOPYABLE_HPP_EAN_19_07_2012
+#define BOOST_PROTO_DETAIL_IS_NONCOPYABLE_HPP_EAN_19_07_2012
+
+#include <boost/noncopyable.hpp>
+#include <boost/mpl/or.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/type_traits/is_base_of.hpp>
+#include <boost/type_traits/is_abstract.hpp>
+#include <boost/type_traits/is_function.hpp>
+#include <boost/proto/proto_fwd.hpp>
+
+namespace boost { namespace proto { namespace detail
+{
+ // All classes derived from std::ios_base have these public nested types,
+ // and are non-copyable. This is an imperfect test, but it's the best we
+ // we can do.
+ template<typename T>
+ yes_type check_is_iostream(
+ typename T::failure *
+ , typename T::Init *
+ , typename T::fmtflags *
+ , typename T::iostate *
+ , typename T::openmode *
+ , typename T::seekdir *
+ );
+
+ template<typename T>
+ no_type check_is_iostream(...);
+
+ template<typename T>
+ struct is_iostream
+ {
+ static bool const value = sizeof(yes_type) == sizeof(check_is_iostream<T>(0,0,0,0,0,0));
+ typedef mpl::bool_<value> type;
+ };
+
+ /// INTERNAL ONLY
+ // This should be a customization point. And it serves the same purpose
+ // as the is_noncopyable trait in Boost.Foreach.
+ template<typename T>
+ struct is_noncopyable
+ : mpl::or_<
+ is_function<T>
+ , is_abstract<T>
+ , is_iostream<T>
+ , is_base_of<noncopyable, T>
+ >
+ {};
+
+ template<typename T, std::size_t N>
+ struct is_noncopyable<T[N]>
+ : mpl::true_
+ {};
+
+}}}
+
+#endif