You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
76 lines
1.5 KiB
76 lines
1.5 KiB
// |
|
// impl/thread_pool.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 ASIO_IMPL_THREAD_POOL_IPP |
|
#define ASIO_IMPL_THREAD_POOL_IPP |
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1200) |
|
# pragma once |
|
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
|
|
|
#include "asio/detail/config.hpp" |
|
#include "asio/thread_pool.hpp" |
|
|
|
#include "asio/detail/push_options.hpp" |
|
|
|
namespace asio { |
|
|
|
struct thread_pool::thread_function |
|
{ |
|
detail::scheduler* scheduler_; |
|
|
|
void operator()() |
|
{ |
|
asio::error_code ec; |
|
scheduler_->run(ec); |
|
} |
|
}; |
|
|
|
thread_pool::thread_pool() |
|
: scheduler_(use_service<detail::scheduler>(*this)) |
|
{ |
|
scheduler_.work_started(); |
|
|
|
thread_function f = { &scheduler_ }; |
|
std::size_t num_threads = detail::thread::hardware_concurrency() * 2; |
|
threads_.create_threads(f, num_threads ? num_threads : 2); |
|
} |
|
|
|
thread_pool::thread_pool(std::size_t num_threads) |
|
: scheduler_(use_service<detail::scheduler>(*this)) |
|
{ |
|
scheduler_.work_started(); |
|
|
|
thread_function f = { &scheduler_ }; |
|
threads_.create_threads(f, num_threads); |
|
} |
|
|
|
thread_pool::~thread_pool() |
|
{ |
|
stop(); |
|
join(); |
|
} |
|
|
|
void thread_pool::stop() |
|
{ |
|
scheduler_.stop(); |
|
} |
|
|
|
void thread_pool::join() |
|
{ |
|
scheduler_.work_finished(); |
|
threads_.join(); |
|
} |
|
|
|
} // namespace asio |
|
|
|
#include "asio/detail/pop_options.hpp" |
|
|
|
#endif // ASIO_IMPL_THREAD_POOL_IPP
|
|
|