mirror of
https://github.com/matrix-construct/construct
synced 2024-10-31 19:08:59 +01:00
102 lines
2.2 KiB
C++
102 lines
2.2 KiB
C++
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2019 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. The
|
|
// full license for this software is available in the LICENSE file.
|
|
|
|
#pragma once
|
|
#define HAVE_IRCD_CTX_SCOPE_NOTIFY_H
|
|
|
|
namespace ircd::ctx
|
|
{
|
|
struct scope_notify;
|
|
}
|
|
|
|
struct ircd::ctx::scope_notify
|
|
{
|
|
IRCD_OVERLOAD(all)
|
|
IRCD_OVERLOAD(one)
|
|
|
|
dock *d {nullptr};
|
|
bool _all {false};
|
|
bool _one {false};
|
|
|
|
scope_notify(dock &d);
|
|
scope_notify(dock &d, one_t);
|
|
scope_notify(dock &d, all_t);
|
|
scope_notify(scope_notify &&) noexcept;
|
|
scope_notify(const scope_notify &) = delete;
|
|
scope_notify &operator=(scope_notify &&) noexcept;
|
|
scope_notify &operator=(const scope_notify &) = delete;
|
|
~scope_notify() noexcept;
|
|
};
|
|
|
|
namespace ircd
|
|
{
|
|
using ctx::scope_notify;
|
|
}
|
|
|
|
/// Notify the dock at destruction time with dock::notify() (reminder, that
|
|
/// is a single notify with fairness).
|
|
inline
|
|
ircd::ctx::scope_notify::scope_notify(dock &d)
|
|
:d{&d}
|
|
{}
|
|
|
|
/// Notify the dock at destruction time with a notify_one() (reminder, that
|
|
/// is a single notify of the first ctx waiting in the dock only).
|
|
inline
|
|
ircd::ctx::scope_notify::scope_notify(dock &d,
|
|
one_t)
|
|
:d{&d}
|
|
,_one{true}
|
|
{}
|
|
|
|
/// Notify the dock at destruction time with a notify_all().
|
|
inline
|
|
ircd::ctx::scope_notify::scope_notify(dock &d,
|
|
all_t)
|
|
:d{&d}
|
|
,_all{true}
|
|
{}
|
|
|
|
inline
|
|
ircd::ctx::scope_notify::scope_notify(scope_notify &&other)
|
|
noexcept
|
|
:d{std::move(other.d)}
|
|
,_all{std::move(other._all)}
|
|
,_one{std::move(other._one)}
|
|
{
|
|
other.d = nullptr;
|
|
}
|
|
|
|
inline
|
|
ircd::ctx::scope_notify &
|
|
ircd::ctx::scope_notify::operator=(scope_notify &&other)
|
|
noexcept
|
|
{
|
|
this->~scope_notify();
|
|
d = std::move(other.d);
|
|
_all = std::move(other._all);
|
|
_one = std::move(other._one);
|
|
other.d = nullptr;
|
|
return *this;
|
|
}
|
|
|
|
inline
|
|
ircd::ctx::scope_notify::~scope_notify()
|
|
noexcept
|
|
{
|
|
if(!d)
|
|
return;
|
|
else if(_all)
|
|
d->notify_all();
|
|
else if(_one)
|
|
d->notify_one();
|
|
else
|
|
d->notify();
|
|
}
|