blob: 282aa39b921813bca02e88d37673ef4907c301c0 [file] [log] [blame]
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/base_export.h"
#include "base/callback.h"
namespace base {
// BarrierClosure executes |done_closure| after it has been invoked
// |num_closures| times.
// If |num_closures| is 0, |done_closure| is executed immediately.
// BarrierClosure is thread-safe - the count of remaining closures is
// maintained as a base::AtomicRefCount. |done_closure| will be run on
// the thread that calls the final Run() on the returned closures.
// |done_closure| is also cleared on the final calling thread.
BASE_EXPORT RepeatingClosure BarrierClosure(int num_closures,
OnceClosure done_closure);
} // namespace base