Add boost::variant

boost/detail/templated_streams.hpp

@@ -0,0 +1,74 @@
+//-----------------------------------------------------------------------------
+// boost detail/templated_streams.hpp header file
+// See http://www.boost.org for updates, documentation, and revision history.
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) 2003
+// Eric Friedman
+//
+// 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_DETAIL_TEMPLATED_STREAMS_HPP
+#define BOOST_DETAIL_TEMPLATED_STREAMS_HPP
+
+#include "boost/config.hpp"
+
+///////////////////////////////////////////////////////////////////////////////
+// (detail) BOOST_TEMPLATED_STREAM_* macros
+//
+// Provides workaround platforms without stream class templates.
+//
+
+#if !defined(BOOST_NO_STD_LOCALE)
+
+#define BOOST_TEMPLATED_STREAM_TEMPLATE(E,T) \
+    template < typename E , typename T >
+
+#define BOOST_TEMPLATED_STREAM_TEMPLATE_ALLOC(E,T,A) \
+    template < typename E , typename T , typename A >
+
+#define BOOST_TEMPLATED_STREAM_ARGS(E,T) \
+    typename E , typename T 
+
+#define BOOST_TEMPLATED_STREAM_ARGS_ALLOC(E,T,A) \
+    typename E , typename T , typename A 
+
+#define BOOST_TEMPLATED_STREAM_COMMA        ,
+
+#define BOOST_TEMPLATED_STREAM_ELEM(E)      E
+#define BOOST_TEMPLATED_STREAM_TRAITS(T)    T
+#define BOOST_TEMPLATED_STREAM_ALLOC(A)     A
+
+#define BOOST_TEMPLATED_STREAM(X,E,T) \
+    BOOST_JOIN(std::basic_,X)< E , T >
+
+#define BOOST_TEMPLATED_STREAM_WITH_ALLOC(X,E,T,A) \
+    BOOST_JOIN(std::basic_,X)< E , T , A >
+
+#else // defined(BOOST_NO_STD_LOCALE)
+
+#define BOOST_TEMPLATED_STREAM_TEMPLATE(E,T) /**/
+
+#define BOOST_TEMPLATED_STREAM_TEMPLATE_ALLOC(E,T,A) /**/
+
+#define BOOST_TEMPLATED_STREAM_ARGS(E,T) /**/
+
+#define BOOST_TEMPLATED_STREAM_ARGS_ALLOC(E,T,A) /**/
+
+#define BOOST_TEMPLATED_STREAM_COMMA        /**/
+
+#define BOOST_TEMPLATED_STREAM_ELEM(E)      char
+#define BOOST_TEMPLATED_STREAM_TRAITS(T)    std::char_traits<char>
+#define BOOST_TEMPLATED_STREAM_ALLOC(A)     std::allocator<char>
+
+#define BOOST_TEMPLATED_STREAM(X,E,T) \
+    std::X
+
+#define BOOST_TEMPLATED_STREAM_WITH_ALLOC(X,E,T,A) \
+    std::X
+
+#endif // BOOST_NO_STD_LOCALE
+
+#endif // BOOST_DETAIL_TEMPLATED_STREAMS_HPP