Unbenannt

class Shared{    public:        Shared() : mTestVar (0) {}        int GetVar() { return mTestVar; }        void SetVar(int Var) { mTestVar = Var; }        boost::mutex mMutex;    private:        int mTestVar;};struct ThreadOne{    ThreadOne(Shared* pShared) : mpShared (pShared) {}    void operator ()()    {        boost::xtime sleeping_time;        int t = 0;        bool static first = true;        while (5 > mpShared->GetVar())        {            boost::mutex::scoped_lock lock(mpShared->mMutex);            first = false;            t = mpShared->GetVar();            std::cout << "Thread one ... t: " << t << std::endl;            boost::xtime_get(&sleeping_time, boost::TIME_UTC);            sleeping_time.sec += 3;            boost::thread::sleep(sleeping_time);        }        std::cout << "bigger than 5" << std::endl;    }    Shared* mpShared;};struct ThreadTwo{    ThreadTwo(Shared* pShared) : mpShared (pShared) {}    void operator ()()    {        int t = 0;        boost::xtime sleeping_time;        boost::xtime waiting_time;        boost::xtime current_time;        boost::xtime_get(&current_time, boost::TIME_UTC);        while (current_time.sec + 20 > waiting_time.sec )        {            boost::mutex::scoped_lock lock(mpShared->mMutex);            mpShared->SetVar(++t);            std::cout << "Thread two ... t: " << t << std::endl;            boost::xtime_get(&sleeping_time, boost::TIME_UTC);            sleeping_time.sec += 1;            boost::thread::sleep(sleeping_time);            boost::xtime_get(&waiting_time, boost::TIME_UTC);        }        std::cout << "finished" << std::endl;    }    Shared* mpShared;};int main(){    Shared* p_shared = new Shared();    ThreadOne thread_one(p_shared);    ThreadTwo thread_two(p_shared);    boost::thread test_first(thread_one);    boost::thread test_second(thread_two);    test_first.join();    test_second.join();}