/usr/include/pplx/pplxconv.h is in libcpprest-dev 2.8.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* ==++==
*
* Copyright (c) Microsoft Corporation. All rights reserved.
* 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.
*
* ==--==
* =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
*
* Utilities to convert between PPL tasks and PPLX tasks
*
* For the latest on this and related APIs, please see: https://github.com/Microsoft/cpprestsdk
*
* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
****/
#pragma once
#ifndef _PPLXCONV_H
#define _PPLXCONV_H
#ifndef _WIN32
#error This is only supported on Windows
#endif
#if defined(_MSC_VER) && (_MSC_VER >= 1700) && (_MSC_VER < 1800) && !CPPREST_FORCE_PPLX
#include <ppltasks.h>
#include "pplx/pplxtasks.h"
namespace pplx
{
namespace _Ppl_conv_helpers
{
template<typename _Tc, typename _F>
auto _Set_value(_Tc _Tcp, const _F& _Func) -> decltype(_Tcp.set(_Func())) { return _Tcp.set(_Func()); }
template<typename _Tc, typename _F>
auto _Set_value(_Tc _Tcp, const _F& _Func, ...) -> decltype(_Tcp.set()) { _Func(); return _Tcp.set(); }
template<typename _TaskType, typename _OtherTaskType, typename _OtherTCEType>
_OtherTaskType _Convert_task(_TaskType _Task)
{
_OtherTCEType _Tc;
_Task.then([_Tc](_TaskType _Task2) {
try
{
_Ppl_conv_helpers::_Set_value(_Tc, [=]{ return _Task2.get(); });
}
catch(...)
{
_Tc.set_exception(std::current_exception());
}
});
_OtherTaskType _T_other(_Tc);
return _T_other;
}
}
template<typename _TaskType>
concurrency::task<_TaskType> pplx_task_to_concurrency_task(pplx::task<_TaskType> _Task)
{
return _Ppl_conv_helpers::_Convert_task<typename pplx::task<_TaskType>, concurrency::task<_TaskType>, concurrency::task_completion_event<_TaskType>>(_Task);
}
template<typename _TaskType>
pplx::task<_TaskType> concurrency_task_to_pplx_task(concurrency::task<_TaskType> _Task)
{
return _Ppl_conv_helpers::_Convert_task<typename concurrency::task<_TaskType>, pplx::task<_TaskType>, pplx::task_completion_event<_TaskType>>(_Task);
}
} // namespace pplx
#endif
#endif // _PPLXCONV_H
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