55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
/*
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* CoroFlow.h
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// CoroFlow.h - Tools for interoperating with flow (futures etc) from coroutines instead of actors
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#ifndef FDBSERVER_COROFLOW_H
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#define FDBSERVER_COROFLOW_H
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#pragma once
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#include "fdbrpc/fdbrpc.h"
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#include "flow/IThreadPool.h"
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class CoroThreadPool {
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public:
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static void init();
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static void waitFor(Future<Void> what);
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static Reference<IThreadPool> createThreadPool();
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protected:
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CoroThreadPool() {}
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~CoroThreadPool() {}
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};
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template <class T>
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inline T waitForAndGet(Future<T> f) {
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if (!f.isReady())
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CoroThreadPool::waitFor(success(f));
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return f.get();
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}
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inline void waitFor(Future<Void> f) {
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CoroThreadPool::waitFor(f);
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if (f.isError())
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throw f.getError();
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}
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#endif |