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construct/include/ircd/ctx.h
2017-09-24 18:16:33 -07:00

73 lines
2.6 KiB
C++

/*
* charybdis: oh just a little chat server
* ctx.h: userland context switching (stackful coroutines)
*
* Copyright (C) 2016 Charybdis Development Team
* Copyright (C) 2016 Jason Volk <jason@zemos.net>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#define HAVE_IRCD_CTX_H
/// Userspace Contexts: cooperative threading from stackful coroutines.
///
/// This is the public interface to the userspace context system. No 3rd party
/// symbols are included from here. This file is included automatically in stdinc.h
/// and you do not have to include it manually.
///
/// There are two primary objects at work in the context system:
///
/// `struct context` <ircd/ctx/context.h>
/// Public interface emulating std::thread; included automatically from here.
/// To spawn and manipulate contexts, deal with this object.
///
/// `struct ctx` (ircd/ctx.cc)
/// Internal implementation of the context. This is not included here.
/// Several low-level functions are exposed for library creators. This file is usually
/// included when boost/asio.hpp is also included and calls are actually made into boost.
///
namespace ircd::ctx
{
using std::chrono::steady_clock;
using time_point = steady_clock::time_point;
IRCD_EXCEPTION(ircd::error, error)
IRCD_EXCEPTION(error, interrupted)
IRCD_EXCEPTION(error, timeout)
}
#include "ctx/ctx.h"
#include "ctx/context.h"
#include "ctx/prof.h"
#include "ctx/dock.h"
#include "ctx/queue.h"
#include "ctx/mutex.h"
#include "ctx/shared_state.h"
#include "ctx/promise.h"
#include "ctx/future.h"
#include "ctx/async.h"
#include "ctx/pool.h"
#include "ctx/ole.h"
namespace ircd
{
using ctx::timeout;
using ctx::context;
using ctx::sleep;
}