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29 lines
930 B
C
29 lines
930 B
C
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// Copyright 2013 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_BARRIER_CLOSURE_H_
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#define BASE_BARRIER_CLOSURE_H_
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#include "base/base_export.h"
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#include "base/functional/callback.h"
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namespace base {
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// BarrierClosure executes |done_closure| after it has been invoked
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// |num_closures| times.
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//
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// If |num_closures| is 0, |done_closure| is executed immediately.
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//
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// BarrierClosure is thread-safe - the count of remaining closures is
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// maintained as a base::AtomicRefCount. |done_closure| will be run on
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// the thread that calls the final Run() on the returned closures.
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//
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// |done_closure| is also cleared on the final calling thread.
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BASE_EXPORT RepeatingClosure BarrierClosure(size_t num_closures,
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OnceClosure done_closure);
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} // namespace base
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#endif // BASE_BARRIER_CLOSURE_H_
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