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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/asio/detail/impl/null_event.ipp')
-rw-r--r-- | src/third_party/boost-1.69.0/boost/asio/detail/impl/null_event.ipp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/asio/detail/impl/null_event.ipp b/src/third_party/boost-1.69.0/boost/asio/detail/impl/null_event.ipp new file mode 100644 index 00000000000..19bab80b33e --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/asio/detail/impl/null_event.ipp @@ -0,0 +1,76 @@ +// +// 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 BOOST_ASIO_DETAIL_IMPL_NULL_EVENT_IPP +#define BOOST_ASIO_DETAIL_IMPL_NULL_EVENT_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <boost/asio/detail/config.hpp> + +#if defined(BOOST_ASIO_WINDOWS_RUNTIME) +# include <thread> +#elif defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) +# include <boost/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 <boost/asio/detail/push_options.hpp> + +namespace boost { +namespace asio { +namespace detail { + +void null_event::do_wait() +{ +#if defined(BOOST_ASIO_WINDOWS_RUNTIME) + std::this_thread::sleep_until((std::chrono::steady_clock::time_point::max)()); +#elif defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__) + ::Sleep(INFINITE); +#else + ::pause(); +#endif +} + +void null_event::do_wait_for_usec(long usec) +{ +#if defined(BOOST_ASIO_WINDOWS_RUNTIME) + std::this_thread::sleep_for(std::chrono::microseconds(usec)); +#elif defined(BOOST_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 +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_DETAIL_IMPL_NULL_EVENT_IPP |