diff options
Diffstat (limited to '3rdparty/asio/include/asio/detail/impl/win_mutex.ipp')
-rw-r--r-- | 3rdparty/asio/include/asio/detail/impl/win_mutex.ipp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/3rdparty/asio/include/asio/detail/impl/win_mutex.ipp b/3rdparty/asio/include/asio/detail/impl/win_mutex.ipp new file mode 100644 index 00000000000..1d5d5a84f47 --- /dev/null +++ b/3rdparty/asio/include/asio/detail/impl/win_mutex.ipp @@ -0,0 +1,82 @@ +// +// detail/impl/win_mutex.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2016 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_WIN_MUTEX_IPP +#define ASIO_DETAIL_IMPL_WIN_MUTEX_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) + +#include "asio/detail/throw_error.hpp" +#include "asio/detail/win_mutex.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +win_mutex::win_mutex() +{ + int error = do_init(); + asio::error_code ec(error, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "mutex"); +} + +int win_mutex::do_init() +{ +#if defined(__MINGW32__) + // Not sure if MinGW supports structured exception handling, so for now + // we'll just call the Windows API and hope. +# if defined(UNDER_CE) + ::InitializeCriticalSection(&crit_section_); +# elif defined(ASIO_WINDOWS_APP) + ::InitializeCriticalSectionEx(&crit_section_, 0x80000000, 0); +# else + if (!::InitializeCriticalSectionAndSpinCount(&crit_section_, 0x80000000)) + return ::GetLastError(); +# endif + return 0; +#else + __try + { +# if defined(UNDER_CE) + ::InitializeCriticalSection(&crit_section_); +# elif defined(ASIO_WINDOWS_APP) + ::InitializeCriticalSectionEx(&crit_section_, 0x80000000, 0); +# else + if (!::InitializeCriticalSectionAndSpinCount(&crit_section_, 0x80000000)) + return ::GetLastError(); +# endif + } + __except(GetExceptionCode() == STATUS_NO_MEMORY + ? EXCEPTION_EXECUTE_HANDLER : EXCEPTION_CONTINUE_SEARCH) + { + return ERROR_OUTOFMEMORY; + } + + return 0; +#endif +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_WINDOWS) + +#endif // ASIO_DETAIL_IMPL_WIN_MUTEX_IPP |