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authorRemko Tronçon <git@el-tramo.be>2009-06-01 08:48:42 (GMT)
committerRemko Tronçon <git@el-tramo.be>2009-06-01 09:24:28 (GMT)
commit2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch)
treed46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/asio/placeholders.hpp
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+//
+// placeholders.hpp
+// ~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// 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_ASIO_PLACEHOLDERS_HPP
+#define BOOST_ASIO_PLACEHOLDERS_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include <boost/asio/detail/push_options.hpp>
+
+#include <boost/asio/detail/push_options.hpp>
+#include <boost/bind/arg.hpp>
+#include <boost/detail/workaround.hpp>
+#include <boost/asio/detail/pop_options.hpp>
+
+namespace boost {
+namespace asio {
+namespace placeholders {
+
+#if defined(GENERATING_DOCUMENTATION)
+
+/// An argument placeholder, for use with boost::bind(), that corresponds to
+/// the error argument of a handler for any of the asynchronous functions.
+unspecified error;
+
+/// An argument placeholder, for use with boost::bind(), that corresponds to
+/// the bytes_transferred argument of a handler for asynchronous functions such
+/// as boost::asio::basic_stream_socket::async_write_some or
+/// boost::asio::async_write.
+unspecified bytes_transferred;
+
+/// An argument placeholder, for use with boost::bind(), that corresponds to
+/// the iterator argument of a handler for asynchronous functions such as
+/// boost::asio::basic_resolver::resolve.
+unspecified iterator;
+
+#elif defined(__BORLANDC__) || defined(__GNUC__)
+
+inline boost::arg<1> error()
+{
+ return boost::arg<1>();
+}
+
+inline boost::arg<2> bytes_transferred()
+{
+ return boost::arg<2>();
+}
+
+inline boost::arg<2> iterator()
+{
+ return boost::arg<2>();
+}
+
+#else
+
+namespace detail
+{
+ template <int Number>
+ struct placeholder
+ {
+ static boost::arg<Number>& get()
+ {
+ static boost::arg<Number> result;
+ return result;
+ }
+ };
+}
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1400)
+
+static boost::arg<1>& error
+ = boost::asio::placeholders::detail::placeholder<1>::get();
+static boost::arg<2>& bytes_transferred
+ = boost::asio::placeholders::detail::placeholder<2>::get();
+static boost::arg<2>& iterator
+ = boost::asio::placeholders::detail::placeholder<2>::get();
+
+#else
+
+namespace
+{
+ boost::arg<1>& error
+ = boost::asio::placeholders::detail::placeholder<1>::get();
+ boost::arg<2>& bytes_transferred
+ = boost::asio::placeholders::detail::placeholder<2>::get();
+ boost::arg<2>& iterator
+ = boost::asio::placeholders::detail::placeholder<2>::get();
+} // namespace
+
+#endif
+
+#endif
+
+} // namespace placeholders
+} // namespace asio
+} // namespace boost
+
+#include <boost/asio/detail/pop_options.hpp>
+
+#endif // BOOST_ASIO_PLACEHOLDERS_HPP