示例#1
0
 inline handle duplicate_handle(handle source)
 {
     handle const current_process=GetCurrentProcess();
     long const same_access_flag=2;
     handle new_handle=0;
     bool const success=DuplicateHandle(current_process,source,current_process,&new_handle,0,false,same_access_flag)!=0;
     if(!success)
     {
         boost::throw_exception(thread_resource_error());
     }
     return new_handle;
 }
        void add_thread(thread* thrd)
        {
            if(thrd)
            {
                BOOST_THREAD_ASSERT_PRECONDITION( ! is_thread_in(thrd) ,
                    thread_resource_error(system::errc::resource_deadlock_would_occur, "lslboost::thread_group: trying to add a duplicated thread")
                );

                lslboost::lock_guard<shared_mutex> guard(m);
                threads.push_back(thrd);
            }
        }
示例#3
0
        recursive_mutex()
        {
#ifdef BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
            pthread_mutexattr_t attr;

            int const init_attr_res=pthread_mutexattr_init(&attr);
            if(init_attr_res)
            {
                boost::throw_exception(thread_resource_error());
            }
            int const set_attr_res=pthread_mutexattr_settype(&attr,PTHREAD_MUTEX_RECURSIVE);
            if(set_attr_res)
            {
                BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
                boost::throw_exception(thread_resource_error());
            }

            int const res=pthread_mutex_init(&m,&attr);
            if(res)
            {
                BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
                boost::throw_exception(thread_resource_error());
            }
            BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
#else
            int const res=pthread_mutex_init(&m,NULL);
            if(res)
            {
                boost::throw_exception(thread_resource_error());
            }
            int const res2=pthread_cond_init(&cond,NULL);
            if(res2)
            {
                BOOST_VERIFY(!pthread_mutex_destroy(&m));
                boost::throw_exception(thread_resource_error());
            }
            is_locked=false;
            count=0;
#endif
        }
示例#4
0
            inline handle create_anonymous_semaphore(long initial_count,long max_count)
            {
#if !defined(BOOST_NO_ANSI_APIS)  
                handle const res=CreateSemaphoreA(0,initial_count,max_count,0);
#else
                handle const res=CreateSemaphoreW(0,initial_count,max_count,0);
#endif               
                if(!res)
                {
                    boost::throw_exception(thread_resource_error());
                }
                return res;
            }
示例#5
0
            inline handle create_anonymous_event(event_type type,initial_event_state state)
            {
#if !defined(BOOST_NO_ANSI_APIS)  
                handle const res=win32::CreateEventA(0,type,state,0);
#else
                handle const res=win32::CreateEventW(0,type,state,0);
#endif                
                if(!res)
                {
                    boost::throw_exception(thread_resource_error());
                }
                return res;
            }
 recursive_mutex()
 {
     pthread_mutexattr_t attr;
     
     int const init_attr_res=pthread_mutexattr_init(&attr);
     if(init_attr_res)
     {
         throw thread_resource_error();
     }
     int const set_attr_res=pthread_mutexattr_settype(&attr,PTHREAD_MUTEX_RECURSIVE);
     if(set_attr_res)
     {
         throw thread_resource_error();
     }
     
     int const res=pthread_mutex_init(&m,&attr);
     if(res)
     {
         throw thread_resource_error();
     }
     BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
 }
        recursive_timed_mutex()
        {
#ifdef BOOST_PTHREAD_HAS_TIMEDLOCK
            pthread_mutexattr_t attr;
            
            int const init_attr_res=pthread_mutexattr_init(&attr);
            if(init_attr_res)
            {
                throw thread_resource_error();
            }
            int const set_attr_res=pthread_mutexattr_settype(&attr,PTHREAD_MUTEX_RECURSIVE);
            if(set_attr_res)
            {
                throw thread_resource_error();
            }
            
            int const res=pthread_mutex_init(&m,&attr);
            if(res)
            {
                BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
                throw thread_resource_error();
            }
            BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
#else
            int const res=pthread_mutex_init(&m,NULL);
            if(res)
            {
                throw thread_resource_error();
            }
            int const res2=pthread_cond_init(&cond,NULL);
            if(res2)
            {
                BOOST_VERIFY(!pthread_mutex_destroy(&m));
                throw thread_resource_error();
            }
            is_locked=false;
            count=0;
#endif
        }
示例#8
0
        void join_all()
        {
            BOOST_THREAD_ASSERT_PRECONDITION( ! is_this_thread_in() ,
                thread_resource_error(static_cast<int>(system::errc::resource_deadlock_would_occur), "boost::thread_group: trying joining itself")
            );
            boost::shared_lock<shared_mutex> guard(m);

            for(std::list<thread*>::iterator it=threads.begin(),end=threads.end();
                it!=end;
                ++it)
            {
              if ((*it)->joinable())
                (*it)->join();
            }
        }
示例#9
0
文件: thread.cpp 项目: Albermg7/boost
thread::thread(const function0<void>& threadfunc)
    : m_joinable(true)
{
    thread_param param(threadfunc);
#if defined(BOOST_HAS_WINTHREADS)
    m_thread = reinterpret_cast<void*>(_beginthreadex(0, 0, &thread_proxy,
                                           &param, 0, &m_id));
    if (!m_thread)
        throw thread_resource_error();
#elif defined(BOOST_HAS_PTHREADS)
    int res = 0;
    res = pthread_create(&m_thread, 0, &thread_proxy, &param);
    if (res != 0)
        throw thread_resource_error();
#elif defined(BOOST_HAS_MPTASKS)
    threads::mac::detail::thread_init();
    threads::mac::detail::create_singletons();
    OSStatus lStatus = noErr;

    m_pJoinQueueID = kInvalidID;
    m_pTaskID = kInvalidID;

    lStatus = MPCreateQueue(&m_pJoinQueueID);
    if (lStatus != noErr) throw thread_resource_error();

    lStatus = MPCreateTask(&thread_proxy, &param, 0UL, m_pJoinQueueID, NULL,
        NULL, 0UL, &m_pTaskID);
    if (lStatus != noErr)
    {
        lStatus = MPDeleteQueue(m_pJoinQueueID);
        assert(lStatus == noErr);
        throw thread_resource_error();
    }
#endif
    param.wait();
}