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author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2019-10-07 04:52:50 +0200 |
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committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2019-10-07 04:52:50 +0200 |
commit | 0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d (patch) | |
tree | a71d934d8151dd43e7c16555fef17fd749c5da70 /lib/asio/strand.hpp | |
parent | 558d74bffd9f069955af52c0b308a1d6169bcff0 (diff) | |
parent | 0330221d51421caa110b8c5dcb567cc3d0620eb9 (diff) | |
download | dabmod-0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d.tar.gz dabmod-0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d.tar.bz2 dabmod-0aa6201a490bfabc0ae021ceb9f1fb0f46727c5d.zip |
Merge lime output into next branch
Diffstat (limited to 'lib/asio/strand.hpp')
-rw-r--r-- | lib/asio/strand.hpp | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/lib/asio/strand.hpp b/lib/asio/strand.hpp deleted file mode 100644 index ea78ef0..0000000 --- a/lib/asio/strand.hpp +++ /dev/null @@ -1,286 +0,0 @@ -// -// strand.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_STRAND_HPP -#define ASIO_STRAND_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/strand_executor_service.hpp" -#include "asio/detail/type_traits.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { - -/// Provides serialised function invocation for any executor type. -template <typename Executor> -class strand -{ -public: - /// The type of the underlying executor. - typedef Executor inner_executor_type; - - /// Default constructor. - /** - * This constructor is only valid if the underlying executor type is default - * constructible. - */ - strand() - : executor_(), - impl_(use_service<detail::strand_executor_service>( - executor_.context()).create_implementation()) - { - } - - /// Construct a strand for the specified executor. - explicit strand(const Executor& e) - : executor_(e), - impl_(use_service<detail::strand_executor_service>( - executor_.context()).create_implementation()) - { - } - - /// Copy constructor. - strand(const strand& other) ASIO_NOEXCEPT - : executor_(other.executor_), - impl_(other.impl_) - { - } - - /// Converting constructor. - /** - * This constructor is only valid if the @c OtherExecutor type is convertible - * to @c Executor. - */ - template <class OtherExecutor> - strand( - const strand<OtherExecutor>& other) ASIO_NOEXCEPT - : executor_(other.executor_), - impl_(other.impl_) - { - } - - /// Assignment operator. - strand& operator=(const strand& other) ASIO_NOEXCEPT - { - executor_ = other.executor_; - impl_ = other.impl_; - return *this; - } - - /// Converting assignment operator. - /** - * This assignment operator is only valid if the @c OtherExecutor type is - * convertible to @c Executor. - */ - template <class OtherExecutor> - strand& operator=( - const strand<OtherExecutor>& other) ASIO_NOEXCEPT - { - executor_ = other.executor_; - impl_ = other.impl_; - return *this; - } - -#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) - /// Move constructor. - strand(strand&& other) ASIO_NOEXCEPT - : executor_(ASIO_MOVE_CAST(Executor)(other.executor_)), - impl_(ASIO_MOVE_CAST(implementation_type)(other.impl_)) - { - } - - /// Converting move constructor. - /** - * This constructor is only valid if the @c OtherExecutor type is convertible - * to @c Executor. - */ - template <class OtherExecutor> - strand(strand<OtherExecutor>&& other) ASIO_NOEXCEPT - : executor_(ASIO_MOVE_CAST(OtherExecutor)(other)), - impl_(ASIO_MOVE_CAST(implementation_type)(other.impl_)) - { - } - - /// Move assignment operator. - strand& operator=(strand&& other) ASIO_NOEXCEPT - { - executor_ = ASIO_MOVE_CAST(Executor)(other); - impl_ = ASIO_MOVE_CAST(implementation_type)(other.impl_); - return *this; - } - - /// Converting move assignment operator. - /** - * This assignment operator is only valid if the @c OtherExecutor type is - * convertible to @c Executor. - */ - template <class OtherExecutor> - strand& operator=( - const strand<OtherExecutor>&& other) ASIO_NOEXCEPT - { - executor_ = ASIO_MOVE_CAST(OtherExecutor)(other); - impl_ = ASIO_MOVE_CAST(implementation_type)(other.impl_); - return *this; - } -#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) - - /// Destructor. - ~strand() - { - } - - /// Obtain the underlying executor. - inner_executor_type get_inner_executor() const ASIO_NOEXCEPT - { - return executor_; - } - - /// Obtain the underlying execution context. - execution_context& context() const ASIO_NOEXCEPT - { - return executor_.context(); - } - - /// Inform the strand that it has some outstanding work to do. - /** - * The strand delegates this call to its underlying executor. - */ - void on_work_started() const ASIO_NOEXCEPT - { - executor_.on_work_started(); - } - - /// Inform the strand that some work is no longer outstanding. - /** - * The strand delegates this call to its underlying executor. - */ - void on_work_finished() const ASIO_NOEXCEPT - { - executor_.on_work_finished(); - } - - /// Request the strand to invoke the given function object. - /** - * This function is used to ask the strand to execute the given function - * object on its underlying executor. The function object will be executed - * inside this function if the strand is not otherwise busy and if the - * underlying executor's @c dispatch() function is also able to execute the - * function before returning. - * - * @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 - { - detail::strand_executor_service::dispatch(impl_, - executor_, ASIO_MOVE_CAST(Function)(f), a); - } - - /// Request the strand 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 by the underlying executor's defer 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 post(ASIO_MOVE_ARG(Function) f, const Allocator& a) const - { - detail::strand_executor_service::post(impl_, - executor_, ASIO_MOVE_CAST(Function)(f), a); - } - - /// Request the strand 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 by the underlying executor's defer 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 defer(ASIO_MOVE_ARG(Function) f, const Allocator& a) const - { - detail::strand_executor_service::defer(impl_, - executor_, ASIO_MOVE_CAST(Function)(f), a); - } - - /// Determine whether the strand is running in the current thread. - /** - * @return @c true if the current thread is executing a function that was - * submitted to the strand using post(), dispatch() or defer(). Otherwise - * returns @c false. - */ - bool running_in_this_thread() const ASIO_NOEXCEPT - { - return detail::strand_executor_service::running_in_this_thread(impl_); - } - - /// Compare two strands for equality. - /** - * Two strands are equal if they refer to the same ordered, non-concurrent - * state. - */ - friend bool operator==(const strand& a, const strand& b) ASIO_NOEXCEPT - { - return a.impl_ == b.impl_; - } - - /// Compare two strands for inequality. - /** - * Two strands are equal if they refer to the same ordered, non-concurrent - * state. - */ - friend bool operator!=(const strand& a, const strand& b) ASIO_NOEXCEPT - { - return a.impl_ != b.impl_; - } - -private: - Executor executor_; - typedef detail::strand_executor_service::implementation_type - implementation_type; - implementation_type impl_; -}; - -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -// If both io_context.hpp and strand.hpp have been included, automatically -// include the header file needed for the io_context::strand class. -#if !defined(ASIO_NO_EXTENSIONS) -# if defined(ASIO_IO_CONTEXT_HPP) -# include "asio/io_context_strand.hpp" -# endif // defined(ASIO_IO_CONTEXT_HPP) -#endif // !defined(ASIO_NO_EXTENSIONS) - -#endif // ASIO_STRAND_HPP |