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Diffstat (limited to 'lib/asio/system_executor.hpp')
-rw-r--r-- | lib/asio/system_executor.hpp | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/lib/asio/system_executor.hpp b/lib/asio/system_executor.hpp deleted file mode 100644 index b588a21..0000000 --- a/lib/asio/system_executor.hpp +++ /dev/null @@ -1,129 +0,0 @@ -// -// system_executor.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_SYSTEM_EXECUTOR_HPP -#define ASIO_SYSTEM_EXECUTOR_HPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { - -class system_context; - -/// An executor that uses arbitrary threads. -/** - * The system executor represents an execution context where functions are - * permitted to run on arbitrary threads. The post() and defer() functions - * schedule the function to run on an unspecified system thread pool, and - * dispatch() invokes the function immediately. - */ -class system_executor -{ -public: - /// Obtain the underlying execution context. - system_context& context() const ASIO_NOEXCEPT; - - /// Inform the executor that it has some outstanding work to do. - /** - * For the system executor, this is a no-op. - */ - void on_work_started() const ASIO_NOEXCEPT - { - } - - /// Inform the executor that some work is no longer outstanding. - /** - * For the system executor, this is a no-op. - */ - void on_work_finished() const ASIO_NOEXCEPT - { - } - - /// Request the system executor to invoke the given function object. - /** - * This function is used to ask the executor to execute the given function - * object. The function object will always be executed inside this function. - * - * @param f The function object to be called. The executor will make - * a copy of the handler object as required. The function signature of the - * function object must be: @code void function(); @endcode - * - * @param a An allocator that may be used by the executor to allocate the - * internal storage needed for function invocation. - */ - template <typename Function, typename Allocator> - void dispatch(ASIO_MOVE_ARG(Function) f, const Allocator& a) const; - - /// Request the system executor to invoke the given function object. - /** - * This function is used to ask the executor to execute the given function - * object. The function object will never be executed inside this function. - * Instead, it will be scheduled to run on an unspecified system thread pool. - * - * @param f The function object to be called. The executor will make - * a copy of the handler object as required. The function signature of the - * function object must be: @code void function(); @endcode - * - * @param a An allocator that may be used by the executor to allocate the - * internal storage needed for function invocation. - */ - template <typename Function, typename Allocator> - void post(ASIO_MOVE_ARG(Function) f, const Allocator& a) const; - - /// Request the system executor to invoke the given function object. - /** - * This function is used to ask the executor to execute the given function - * object. The function object will never be executed inside this function. - * Instead, it will be scheduled to run on an unspecified system thread pool. - * - * @param f The function object to be called. The executor will make - * a copy of the handler object as required. The function signature of the - * function object must be: @code void function(); @endcode - * - * @param a An allocator that may be used by the executor to allocate the - * internal storage needed for function invocation. - */ - template <typename Function, typename Allocator> - void defer(ASIO_MOVE_ARG(Function) f, const Allocator& a) const; - - /// Compare two executors for equality. - /** - * System executors always compare equal. - */ - friend bool operator==(const system_executor&, - const system_executor&) ASIO_NOEXCEPT - { - return true; - } - - /// Compare two executors for inequality. - /** - * System executors always compare equal. - */ - friend bool operator!=(const system_executor&, - const system_executor&) ASIO_NOEXCEPT - { - return false; - } -}; - -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#include "asio/impl/system_executor.hpp" - -#endif // ASIO_SYSTEM_EXECUTOR_HPP |