/usr/include/thunderbird/mozilla/layers/SynchronousTask.h is in thunderbird-dev 1:52.8.0-1~deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_SYNCHRONOUSTASK_H
#define MOZILLA_GFX_SYNCHRONOUSTASK_H
#include "mozilla/ReentrantMonitor.h" // for ReentrantMonitor, etc
namespace mozilla {
namespace layers {
// Helper that creates a monitor and a "done" flag, then enters the monitor.
// This can go away when we switch ImageBridge to an XPCOM thread.
class MOZ_STACK_CLASS SynchronousTask
{
friend class AutoCompleteTask;
public:
explicit SynchronousTask(const char* name)
: mMonitor(name),
mAutoEnter(mMonitor),
mDone(false)
{}
void Wait() {
while (!mDone) {
mMonitor.Wait();
}
}
private:
void Complete() {
mDone = true;
mMonitor.NotifyAll();
}
private:
ReentrantMonitor mMonitor;
ReentrantMonitorAutoEnter mAutoEnter;
bool mDone;
};
class MOZ_STACK_CLASS AutoCompleteTask
{
public:
explicit AutoCompleteTask(SynchronousTask* aTask)
: mTask(aTask),
mAutoEnter(aTask->mMonitor)
{
}
~AutoCompleteTask() {
mTask->Complete();
}
private:
SynchronousTask* mTask;
ReentrantMonitorAutoEnter mAutoEnter;
};
}
}
#endif
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