整理

include/boost/container/detail/is_pair.hpp

@@ -0,0 +1,91 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2013.
+//
+// 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)
+//
+// See http://www.boost.org/libs/container for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_CONTAINER_CONTAINER_DETAIL_IS_PAIR_HPP
+#define BOOST_CONTAINER_CONTAINER_DETAIL_IS_PAIR_HPP
+
+#ifndef BOOST_CONFIG_HPP
+#  include <boost/config.hpp>
+#endif
+
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#  pragma once
+#endif
+
+#include <boost/container/detail/config_begin.hpp>
+#include <boost/container/detail/workaround.hpp>
+#include <boost/container/detail/std_fwd.hpp>
+
+#if defined(BOOST_MSVC) && (_CPPLIB_VER == 520)
+//MSVC 2010 tuple marker
+namespace std { namespace tr1 { struct _Nil; }}
+#elif defined(BOOST_MSVC) && (_CPPLIB_VER == 540)
+//MSVC 2012 tuple marker
+namespace std { struct _Nil; }
+#endif
+
+namespace boost {
+namespace tuples {
+
+struct null_type;
+
+template <
+  class T0, class T1, class T2,
+  class T3, class T4, class T5,
+  class T6, class T7, class T8,
+  class T9>
+class tuple;
+
+}  //namespace tuples {
+}  //namespace boost {
+
+namespace boost {
+namespace container {
+
+struct try_emplace_t{};
+
+namespace dtl {
+
+template <class T1, class T2>
+struct pair;
+
+template <class T>
+struct is_pair
+{
+   BOOST_STATIC_CONSTEXPR bool value = false;
+};
+
+template <class T1, class T2>
+struct is_pair< pair<T1, T2> >
+{
+   BOOST_STATIC_CONSTEXPR bool value = true;
+};
+
+template <class T1, class T2>
+struct is_pair< std::pair<T1, T2> >
+{
+   BOOST_STATIC_CONSTEXPR bool value = true;
+};
+
+template <class T>
+struct is_not_pair
+{
+   BOOST_STATIC_CONSTEXPR bool value = !is_pair<T>::value;
+};
+
+}  //namespace dtl {
+}  //namespace container {
+}  //namespace boost {
+
+#include <boost/container/detail/config_end.hpp>
+
+#endif   //#ifndef BOOST_CONTAINER_CONTAINER_DETAIL_IS_PAIR_HPP