зеркало из https://github.com/mozilla/gecko-dev.git
23 строки
970 B
C++
23 строки
970 B
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_UNDERRUNHANDLER_H_
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#define MOZILLA_UNDERRUNHANDLER_H_
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namespace mozilla {
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// Install an handler on SIGXPCU for the calling thread, that calls
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// `UnderrunHandler` when the soft real-time limit has been reached. If a
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// handler was already in place, this does nothing. No-op if not on Linux
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// Desktop.
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void InstallSoftRealTimeLimitHandler();
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// Query whether or not the soft-real-time limit has been reached. Always
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// false when not on Linux desktop. Can be called from any thread.
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bool SoftRealTimeLimitReached();
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// Set the calling thread to a normal scheduling class.
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void DemoteThreadFromRealTime();
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} // namespace mozilla
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#endif // MOZILLA_UNDERRUNHANDLER_H_
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