mirror of
https://github.com/ecency/ecency-mobile.git
synced 2024-12-21 04:11:50 +03:00
102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
|
/*
|
||
|
|
* Copyright 2016 Facebook, Inc.
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This file contains LockTraits specializations for boost mutex types.
|
||
|
|
*
|
||
|
|
* These need to be specialized simply due to the fact that the timed
|
||
|
|
* methods take boost::chrono arguments instead of std::chrono.
|
||
|
|
*/
|
||
|
|
#pragma once
|
||
|
|
|
||
|
|
#include <boost/thread.hpp>
|
||
|
|
#include <folly/LockTraits.h>
|
||
|
|
|
||
|
|
#if FOLLY_LOCK_TRAITS_HAVE_TIMED_MUTEXES
|
||
|
|
|
||
|
|
|
||
|
|
namespace folly {
|
||
|
|
|
||
|
|
namespace detail {
|
||
|
|
/// Convert a std::chrono::duration argument to boost::chrono::duration
|
||
|
|
template <class Rep, std::intmax_t Num, std::intmax_t Denom>
|
||
|
|
boost::chrono::duration<Rep, boost::ratio<Num, Denom>> toBoostDuration(
|
||
|
|
const std::chrono::duration<Rep, std::ratio<Num, Denom>>& d) {
|
||
|
|
return boost::chrono::duration<Rep, boost::ratio<Num, Denom>>(d.count());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* LockTraits specialization for boost::shared_mutex
|
||
|
|
*/
|
||
|
|
template <>
|
||
|
|
struct LockTraits<boost::shared_mutex>
|
||
|
|
: public LockTraitsBase<boost::shared_mutex> {
|
||
|
|
static constexpr bool is_shared = true;
|
||
|
|
static constexpr bool is_timed = true;
|
||
|
|
|
||
|
|
template <class Rep, class Period>
|
||
|
|
static bool try_lock_for(
|
||
|
|
boost::shared_mutex& mutex,
|
||
|
|
const std::chrono::duration<Rep, Period>& timeout) {
|
||
|
|
return mutex.try_lock_for(detail::toBoostDuration(timeout));
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class Rep, class Period>
|
||
|
|
static bool try_lock_shared_for(
|
||
|
|
boost::shared_mutex& mutex,
|
||
|
|
const std::chrono::duration<Rep, Period>& timeout) {
|
||
|
|
return mutex.try_lock_shared_for(detail::toBoostDuration(timeout));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* LockTraits specialization for boost::timed_mutex
|
||
|
|
*/
|
||
|
|
template <>
|
||
|
|
struct LockTraits<boost::timed_mutex>
|
||
|
|
: public LockTraitsBase<boost::timed_mutex> {
|
||
|
|
static constexpr bool is_shared = false;
|
||
|
|
static constexpr bool is_timed = true;
|
||
|
|
|
||
|
|
template <class Rep, class Period>
|
||
|
|
static bool try_lock_for(
|
||
|
|
boost::timed_mutex& mutex,
|
||
|
|
const std::chrono::duration<Rep, Period>& timeout) {
|
||
|
|
return mutex.try_lock_for(detail::toBoostDuration(timeout));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* LockTraits specialization for boost::recursive_timed_mutex
|
||
|
|
*/
|
||
|
|
template <>
|
||
|
|
struct LockTraits<boost::recursive_timed_mutex>
|
||
|
|
: public LockTraitsBase<boost::recursive_timed_mutex> {
|
||
|
|
static constexpr bool is_shared = false;
|
||
|
|
static constexpr bool is_timed = true;
|
||
|
|
|
||
|
|
template <class Rep, class Period>
|
||
|
|
static bool try_lock_for(
|
||
|
|
boost::recursive_timed_mutex& mutex,
|
||
|
|
const std::chrono::duration<Rep, Period>& timeout) {
|
||
|
|
return mutex.try_lock_for(detail::toBoostDuration(timeout));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
} // folly
|
||
|
|
|
||
|
|
#endif // FOLLY_LOCK_TRAITS_HAVE_TIMED_MUTEXES
|