From e95946831f8ef53d29590735a2df661385edb008 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Mon, 6 Aug 2018 10:35:22 +0200
Subject: Replace boost by the standalone asio library

---
 lib/asio/impl/execution_context.hpp | 107 ++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 lib/asio/impl/execution_context.hpp

(limited to 'lib/asio/impl/execution_context.hpp')

diff --git a/lib/asio/impl/execution_context.hpp b/lib/asio/impl/execution_context.hpp
new file mode 100644
index 0000000..3d1e457
--- /dev/null
+++ b/lib/asio/impl/execution_context.hpp
@@ -0,0 +1,107 @@
+//
+// impl/execution_context.hpp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2018 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 ASIO_IMPL_EXECUTION_CONTEXT_HPP
+#define ASIO_IMPL_EXECUTION_CONTEXT_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/handler_type_requirements.hpp"
+#include "asio/detail/scoped_ptr.hpp"
+#include "asio/detail/service_registry.hpp"
+
+#include "asio/detail/push_options.hpp"
+
+namespace asio {
+
+template <typename Service>
+inline Service& use_service(execution_context& e)
+{
+  // Check that Service meets the necessary type requirements.
+  (void)static_cast<execution_context::service*>(static_cast<Service*>(0));
+
+  return e.service_registry_->template use_service<Service>();
+}
+
+#if !defined(GENERATING_DOCUMENTATION)
+# if defined(ASIO_HAS_VARIADIC_TEMPLATES)
+
+template <typename Service, typename... Args>
+Service& make_service(execution_context& e, ASIO_MOVE_ARG(Args)... args)
+{
+  detail::scoped_ptr<Service> svc(
+      new Service(e, ASIO_MOVE_CAST(Args)(args)...));
+  e.service_registry_->template add_service<Service>(svc.get());
+  Service& result = *svc;
+  svc.release();
+  return result;
+}
+
+# else // defined(ASIO_HAS_VARIADIC_TEMPLATES)
+
+template <typename Service>
+Service& make_service(execution_context& e)
+{
+  detail::scoped_ptr<Service> svc(new Service(e));
+  e.service_registry_->template add_service<Service>(svc.get());
+  Service& result = *svc;
+  svc.release();
+  return result;
+}
+
+#define ASIO_PRIVATE_MAKE_SERVICE_DEF(n) \
+  template <typename Service, ASIO_VARIADIC_TPARAMS(n)> \
+  Service& make_service(execution_context& e, \
+      ASIO_VARIADIC_MOVE_PARAMS(n)) \
+  { \
+    detail::scoped_ptr<Service> svc( \
+        new Service(e, ASIO_VARIADIC_MOVE_ARGS(n))); \
+    e.service_registry_->template add_service<Service>(svc.get()); \
+    Service& result = *svc; \
+    svc.release(); \
+    return result; \
+  } \
+  /**/
+  ASIO_VARIADIC_GENERATE(ASIO_PRIVATE_MAKE_SERVICE_DEF)
+#undef ASIO_PRIVATE_MAKE_SERVICE_DEF
+
+# endif // defined(ASIO_HAS_VARIADIC_TEMPLATES)
+#endif // !defined(GENERATING_DOCUMENTATION)
+
+template <typename Service>
+inline void add_service(execution_context& e, Service* svc)
+{
+  // Check that Service meets the necessary type requirements.
+  (void)static_cast<execution_context::service*>(static_cast<Service*>(0));
+
+  e.service_registry_->template add_service<Service>(svc);
+}
+
+template <typename Service>
+inline bool has_service(execution_context& e)
+{
+  // Check that Service meets the necessary type requirements.
+  (void)static_cast<execution_context::service*>(static_cast<Service*>(0));
+
+  return e.service_registry_->template has_service<Service>();
+}
+
+inline execution_context& execution_context::service::context()
+{
+  return owner_;
+}
+
+} // namespace asio
+
+#include "asio/detail/pop_options.hpp"
+
+#endif // ASIO_IMPL_EXECUTION_CONTEXT_HPP
-- 
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