asio/impl/execution_context.ipp

0001 //
0002 // impl/execution_context.ipp
0003 // ~~~~~~~~~~~~~~~~~~~~~~~~~~
0004 //
0005 // Copyright (c) 2003-2025 Christopher M. Kohlhoff (chris at kohlhoff dot com)
0006 //
0007 // Distributed under the Boost Software License, Version 1.0. (See accompanying
0008 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0009 //
0010
0011 #ifndef BOOST_ASIO_IMPL_EXECUTION_CONTEXT_IPP
0012 #define BOOST_ASIO_IMPL_EXECUTION_CONTEXT_IPP
0013
0014 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
0015 # pragma once
0016 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
0017
0018 #include <boost/asio/detail/config.hpp>
0019 #include <boost/asio/execution_context.hpp>
0020 #include <boost/asio/detail/service_registry.hpp>
0021
0022 #include <boost/asio/detail/push_options.hpp>
0023
0024 namespace boost {
0025 namespace asio {
0026
0027 execution_context::execution_context()
0028   : service_registry_(new boost::asio::detail::service_registry(*this))
0029 {
0030 }
0031
0032 execution_context::execution_context(
0033     const execution_context::service_maker& initial_services)
0034   : service_registry_(new boost::asio::detail::service_registry(*this))
0035 {
0036   initial_services.make(*this);
0037 }
0038
0039 execution_context::~execution_context()
0040 {
0041   shutdown();
0042   destroy();
0043   delete service_registry_;
0044 }
0045
0046 void execution_context::shutdown()
0047 {
0048   service_registry_->shutdown_services();
0049 }
0050
0051 void execution_context::destroy()
0052 {
0053   service_registry_->destroy_services();
0054 }
0055
0056 void execution_context::notify_fork(
0057     boost::asio::execution_context::fork_event event)
0058 {
0059   service_registry_->notify_fork(event);
0060 }
0061
0062 execution_context::service::service(execution_context& owner)
0063   : owner_(owner),
0064     next_(0)
0065 {
0066 }
0067
0068 execution_context::service::~service()
0069 {
0070 }
0071
0072 void execution_context::service::notify_fork(execution_context::fork_event)
0073 {
0074 }
0075
0076 execution_context::service_maker::~service_maker()
0077 {
0078 }
0079
0080 service_already_exists::service_already_exists()
0081   : std::logic_error("Service already exists.")
0082 {
0083 }
0084
0085 invalid_service_owner::invalid_service_owner()
0086   : std::logic_error("Invalid service owner.")
0087 {
0088 }
0089
0090 } // namespace asio
0091 } // namespace boost
0092
0093 #include <boost/asio/detail/pop_options.hpp>
0094
0095 #endif // BOOST_ASIO_IMPL_EXECUTION_CONTEXT_IPP