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// **********************************************************************
//
// Copyright (c) 2003
// ZeroC, Inc.
// Billerica, MA, USA
//
// All Rights Reserved.
//
// Ice is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License version 2 as published by
// the Free Software Foundation.
//
// **********************************************************************
#include <IceUtil/IceUtil.h>
#include <StaticRecMutexTest.h>
#include <TestCommon.h>
using namespace std;
using namespace IceUtil;
static const string staticRecMutexTestName("static recursive mutex");
static StaticRecMutex staticMutex = ICE_STATIC_RECMUTEX_INITIALIZER;
class StaticRecMutexTestThread : public Thread
{
public:
StaticRecMutexTestThread() :
_tryLock(false)
{
}
virtual void run()
{
StaticRecMutex::TryLock tlock(staticMutex);
test(!tlock.acquired());
{
Mutex::Lock lock(_tryLockMutex);
_tryLock = true;
}
_tryLockCond.signal();
StaticRecMutex::Lock lock(staticMutex);
}
void
waitTryLock()
{
Mutex::Lock lock(_tryLockMutex);
while(!_tryLock)
{
_tryLockCond.wait(lock);
}
}
private:
bool _tryLock;
//
// Use native Condition variable here, not Monitor.
//
Cond _tryLockCond;
Mutex _tryLockMutex;
};
typedef Handle<StaticRecMutexTestThread> StaticRecMutexTestThreadPtr;
StaticRecMutexTest::StaticRecMutexTest() :
TestBase(staticRecMutexTestName)
{
}
void
StaticRecMutexTest::run()
{
StaticRecMutexTestThreadPtr t;
ThreadControl control;
{
StaticRecMutex::Lock lock(staticMutex);
// TEST: lock twice
StaticRecMutex::Lock lock2(staticMutex);
// TEST: TryLock
StaticRecMutex::TryLock lock3(staticMutex);
test(lock3.acquired());
// TEST: Start thread, try to acquire the mutex.
t = new StaticRecMutexTestThread();
control = t->start();
// TEST: Wait until the tryLock has been tested.
t->waitTryLock();
}
//
// TEST: Once the recursive mutex has been released, the thread
// should acquire the mutex and then terminate.
//
control.join();
}
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