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/detail/impl/null_event.ipp | 74 +++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 lib/asio/detail/impl/null_event.ipp

(limited to 'lib/asio/detail/impl/null_event.ipp')

diff --git a/lib/asio/detail/impl/null_event.ipp b/lib/asio/detail/impl/null_event.ipp
new file mode 100644
index 0000000..22ade40
--- /dev/null
+++ b/lib/asio/detail/impl/null_event.ipp
@@ -0,0 +1,74 @@
+//
+// detail/impl/null_event.ipp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// 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_DETAIL_IMPL_NULL_EVENT_IPP
+#define ASIO_DETAIL_IMPL_NULL_EVENT_IPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/config.hpp"
+
+#if defined(ASIO_WINDOWS_RUNTIME)
+# include <thread>
+#elif defined(ASIO_WINDOWS) || defined(__CYGWIN__)
+# include "asio/detail/socket_types.hpp"
+#else
+# include <unistd.h>
+# if defined(__hpux)
+#  include <sys/time.h>
+# endif
+# if !defined(__hpux) || defined(__SELECT)
+#  include <sys/select.h>
+# endif
+#endif
+
+#include "asio/detail/push_options.hpp"
+
+namespace asio {
+namespace detail {
+
+void null_event::do_wait()
+{
+#if defined(ASIO_WINDOWS_RUNTIME)
+  std::this_thread::sleep_until((std::chrono::steady_clock::time_point::max)());
+#elif defined(ASIO_WINDOWS) || defined(__CYGWIN__)
+  ::Sleep(INFINITE);
+#else
+  ::pause();
+#endif
+}
+
+void null_event::do_wait_for_usec(long usec)
+{
+#if defined(ASIO_WINDOWS_RUNTIME)
+  std::this_thread::sleep_for(std::chrono::microseconds(usec));
+#elif defined(ASIO_WINDOWS) || defined(__CYGWIN__)
+  ::Sleep(usec / 1000);
+#elif defined(__hpux) && defined(__SELECT)
+  timespec ts;
+  ts.tv_sec = usec / 1000000;
+  ts.tv_nsec = (usec % 1000000) * 1000;
+  ::pselect(0, 0, 0, 0, &ts, 0);
+#else
+  timeval tv;
+  tv.tv_sec = usec / 1000000;
+  tv.tv_usec = usec % 1000000;
+  ::select(0, 0, 0, 0, &tv);
+#endif
+}
+
+} // namespace detail
+} // namespace asio
+
+#include "asio/detail/pop_options.hpp"
+
+#endif // ASIO_DETAIL_IMPL_NULL_EVENT_IPP
-- 
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