Imported Upstream version 1.66.0upstream/1.66.0

1 files changed, 79 insertions, 0 deletions

diff --git a/boost/asio/impl/post.hpp b/boost/asio/impl/post.hpp
new file mode 100644
index 0000000000..520633d42b
--- /dev/null
+++ b/boost/asio/impl/post.hpp
@@ -0,0 +1,79 @@
+//
+// impl/post.hpp
+// ~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2017 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_IMPL_POST_HPP
+#define BOOST_ASIO_IMPL_POST_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include <boost/asio/detail/config.hpp>
+#include <boost/asio/associated_allocator.hpp>
+#include <boost/asio/associated_executor.hpp>
+#include <boost/asio/detail/work_dispatcher.hpp>
+
+#include <boost/asio/detail/push_options.hpp>
+
+namespace boost {
+namespace asio {
+
+template <typename CompletionToken>
+BOOST_ASIO_INITFN_RESULT_TYPE(CompletionToken, void()) post(
+    BOOST_ASIO_MOVE_ARG(CompletionToken) token)
+{
+  typedef BOOST_ASIO_HANDLER_TYPE(CompletionToken, void()) handler;
+
+  async_completion<CompletionToken, void()> init(token);
+
+  typename associated_executor<handler>::type ex(
+      (get_associated_executor)(init.completion_handler));
+
+  typename associated_allocator<handler>::type alloc(
+      (get_associated_allocator)(init.completion_handler));
+
+  ex.post(BOOST_ASIO_MOVE_CAST(handler)(init.completion_handler), alloc);
+
+  return init.result.get();
+}
+
+template <typename Executor, typename CompletionToken>
+BOOST_ASIO_INITFN_RESULT_TYPE(CompletionToken, void()) post(
+    const Executor& ex, BOOST_ASIO_MOVE_ARG(CompletionToken) token,
+    typename enable_if<is_executor<Executor>::value>::type*)
+{
+  typedef BOOST_ASIO_HANDLER_TYPE(CompletionToken, void()) handler;
+
+  async_completion<CompletionToken, void()> init(token);
+
+  typename associated_allocator<handler>::type alloc(
+      (get_associated_allocator)(init.completion_handler));
+
+  ex.post(detail::work_dispatcher<handler>(init.completion_handler), alloc);
+
+  return init.result.get();
+}
+
+template <typename ExecutionContext, typename CompletionToken>
+inline BOOST_ASIO_INITFN_RESULT_TYPE(CompletionToken, void()) post(
+    ExecutionContext& ctx, BOOST_ASIO_MOVE_ARG(CompletionToken) token,
+    typename enable_if<is_convertible<
+      ExecutionContext&, execution_context&>::value>::type*)
+{
+  return (post)(ctx.get_executor(),
+      BOOST_ASIO_MOVE_CAST(CompletionToken)(token));
+}
+
+} // namespace asio
+} // namespace boost
+
+#include <boost/asio/detail/pop_options.hpp>
+
+#endif // BOOST_ASIO_IMPL_POST_HPP