Added boost header

test/external/boost/iostreams/stream.hpp

@@ -0,0 +1,151 @@
+// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
+// (C) Copyright 2003-2007 Jonathan Turkanis
+// 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/iostreams for documentation.
+
+#ifndef BOOST_IOSTREAMS_STREAM_HPP_INCLUDED
+#define BOOST_IOSTREAMS_STREAM_HPP_INCLUDED
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/iostreams/constants.hpp>
+#include <boost/iostreams/detail/char_traits.hpp>
+#include <boost/iostreams/detail/config/overload_resolution.hpp>
+#include <boost/iostreams/detail/forward.hpp>
+#include <boost/iostreams/detail/iostream.hpp>  // standard streams.
+#include <boost/iostreams/detail/select.hpp>
+#include <boost/iostreams/stream_buffer.hpp>
+#include <boost/mpl/and.hpp>
+#include <boost/type_traits/is_convertible.hpp>
+#include <boost/utility/base_from_member.hpp>
+
+namespace boost { namespace iostreams { namespace detail {
+
+template<typename Device, typename Tr>
+struct stream_traits {
+    typedef typename char_type_of<Device>::type                char_type;
+    typedef Tr                                                 traits_type;
+    typedef typename category_of<Device>::type                 mode;
+    typedef typename
+            iostreams::select< // Dismbiguation required for Tru64.
+                mpl::and_<
+                    is_convertible<mode, input>,
+                    is_convertible<mode, output>
+                >,
+                BOOST_IOSTREAMS_BASIC_IOSTREAM(char_type, traits_type),
+                is_convertible<mode, input>,
+                BOOST_IOSTREAMS_BASIC_ISTREAM(char_type, traits_type),
+                else_,
+                BOOST_IOSTREAMS_BASIC_OSTREAM(char_type, traits_type)
+            >::type stream_type;
+    typedef typename
+            iostreams::select< // Dismbiguation required for Tru64.
+                mpl::and_<
+                    is_convertible<mode, input>,
+                    is_convertible<mode, output>
+                >,
+                iostream_tag,
+                is_convertible<mode, input>,
+                istream_tag,
+                else_,
+                ostream_tag
+            >::type stream_tag;
+};
+
+// By encapsulating initialization in a base, we can define the macro
+// BOOST_IOSTREAMS_DEFINE_FORWARDING_FUNCTIONS to generate constuctors
+// without base member initializer lists.
+template< typename Device,
+          typename Tr =
+              BOOST_IOSTREAMS_CHAR_TRAITS(
+                  BOOST_DEDUCED_TYPENAME char_type_of<Device>::type
+              ),
+          typename Alloc =
+              std::allocator<
+                  BOOST_DEDUCED_TYPENAME char_type_of<Device>::type
+              >,
+          typename Base = // VC6 Workaround.
+              BOOST_DEDUCED_TYPENAME
+              detail::stream_traits<Device, Tr>::stream_type >
+class stream_base
+    : protected base_from_member< stream_buffer<Device, Tr, Alloc> >,
+      public Base
+{
+private:
+    typedef base_from_member< stream_buffer<Device, Tr, Alloc> >  pbase_type;
+    typedef typename stream_traits<Device, Tr>::stream_type       stream_type;
+protected:
+    using pbase_type::member; // Avoid warning about 'this' in initializer list.
+public:
+    stream_base() : pbase_type(), stream_type(&member) { }
+};
+
+} } } // End namespaces detail, iostreams, boost.
+
+#ifdef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION
+# include <boost/iostreams/detail/broken_overload_resolution/stream.hpp>
+#else
+
+namespace boost { namespace iostreams {
+
+//
+// Template name: stream.
+// Description: A iostream which reads from and writes to an instance of a
+//      designated device type.
+// Template paramters:
+//      Device - A device type.
+//      Alloc - The allocator type.
+//
+template< typename Device,
+          typename Tr =
+              BOOST_IOSTREAMS_CHAR_TRAITS(
+                  BOOST_DEDUCED_TYPENAME char_type_of<Device>::type
+              ),
+          typename Alloc =
+              std::allocator<
+                  BOOST_DEDUCED_TYPENAME char_type_of<Device>::type
+              > >
+struct stream : detail::stream_base<Device, Tr, Alloc> {
+public:
+    typedef typename char_type_of<Device>::type  char_type;
+    struct category 
+        : mode_of<Device>::type,
+          closable_tag,
+          detail::stream_traits<Device, Tr>::stream_tag
+        { };
+    BOOST_IOSTREAMS_STREAMBUF_TYPEDEFS(Tr)
+private:
+    typedef typename
+            detail::stream_traits<
+                Device, Tr
+            >::stream_type                       stream_type;
+public:
+    stream() { }
+    BOOST_IOSTREAMS_FORWARD( stream, open_impl, Device,
+                             BOOST_IOSTREAMS_PUSH_PARAMS,
+                             BOOST_IOSTREAMS_PUSH_ARGS )
+    bool is_open() const { return this->member.is_open(); }
+    void close() { this->member.close(); }
+    bool auto_close() const { return this->member.auto_close(); }
+    void set_auto_close(bool close) { this->member.set_auto_close(close); }
+    bool strict_sync() { return this->member.strict_sync(); }
+    Device& operator*() { return *this->member; }
+    Device* operator->() { return &*this->member; }
+    Device* component() { return this->member.component(); }
+private:
+    void open_impl(const Device& dev BOOST_IOSTREAMS_PUSH_PARAMS()) // For forwarding.
+    { 
+        this->clear(); 
+        this->member.open(dev BOOST_IOSTREAMS_PUSH_ARGS()); 
+    }
+};
+
+} } // End namespaces iostreams, boost.
+
+#endif // #ifdef BOOST_IOSTREAMS_BROKEN_OVERLOAD_RESOLUTION
+
+#endif // #ifndef BOOST_IOSTREAMS_stream_HPP_INCLUDED