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7a603394cc
This will be used by simulated time controller to allow processing other tasks while waiting on an Event. This makes posting of blocking tasks possible. Bug: webrtc:10365 Change-Id: Ic3fb156d545eed2c036939121b89295433176e26 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/128121 Commit-Queue: Sebastian Jansson <srte@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27214}
32 lines
959 B
C++
32 lines
959 B
C++
/*
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* Copyright 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "rtc_base/synchronization/yield_policy.h"
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#include "absl/base/attributes.h"
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namespace rtc {
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namespace {
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ABSL_CONST_INIT thread_local YieldInterface* current_yield_policy = nullptr;
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}
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ScopedYieldPolicy::ScopedYieldPolicy(YieldInterface* policy)
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: previous_(current_yield_policy) {
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current_yield_policy = policy;
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}
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ScopedYieldPolicy::~ScopedYieldPolicy() {
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current_yield_policy = previous_;
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}
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void ScopedYieldPolicy::YieldExecution() {
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if (current_yield_policy)
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current_yield_policy->YieldExecution();
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}
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} // namespace rtc
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