chrono>#include<mutex>std::recursive_timed_mutex test_mutex;voidf(){auto now=std::chrono::steady_clock::now();test_mutex.try_lock_until(now+std::chrono::seconds(10));std::cout<<"hello world\n";}intmain(){std::l
std::recursive_timed_mutex 定义于头文件<mutex> classrecursive_timed_mutex; (C++11 起) recursive_timed_mutex是同步原语,能用于保护共享数据免受从多个线程同时访问。 以类似std::recursive_mutex的方式,recursive_timed_mutex提供排他性递归所有权语义。另外,recursive_timed_mutex通过try_lock_for与try_lock_unt...
std::recursive_timed_mutex 在标头<mutex>定义 classrecursive_timed_mutex; (C++11 起) recursive_timed_mutex是一种同步原语,能用于保护共享数据免受从多个线程同时访问。 以类似std::recursive_mutex的方式,recursive_timed_mutex提供排他性递归所有权语义。另外,recursive_timed_mutex通过try_lock_for与try_lock_...
std::recursive_timed_mutex::try_lock bool try_lock(); (since C++11) 试图锁定互斥体。马上回来。关于成功锁定获取返回true,否则返回false... 此函数允许伪造失败并返回。false即使互斥锁目前没有被任何其他线程锁定。 线程可以调用try_lock在递归互斥体上重复。成功呼叫try_lock递增ownsership计数:只有在...
{// std::lock_guard<std::recursive_mutex> tmp(mymutex1);// fun2();//}//void fun2()//{// std::lock_guard<std::recursive_mutex> tmp(mymutex1);//}voidin(){for(inti=0;i<1000;++i){#ifdef __WINDOWSJQ_//EnterCriticalSection(&my_winsec);//EnterCriticalSection(&my_winsec); ...
std::recursive_timed_mutex::unlock C++ Concurrency support library std::recursive_timed_mutex voidunlock(); (since C++11) Unlocks the mutex if its level of ownership is1(there was exactly one more call tolock()than there were calls tounlock()made by this thread), reduces the level of own...
recursive_timed_mutex::try_lock_for recursive_timed_mutex::try_lock_until recursive_timed_mutex::unlock Native handle recursive_timed_mutex::native_handlenative_handle_type native_handle(); (since C++11) (not always present) Returns the underlying implementation-defined native handle object. Paramete...
std::recursive_timed_mutex::lockC++ Thread support library std::recursive_timed_mutex void lock(); (since C++11) Locks the mutex. If another thread has already locked the mutex, a call to lock will block execution until the lock is acquired. ...
std::recursive_timed_mutex::~recursive_timed_mutex ~recursive_timed_mutex(); Destroys the mutex. The behavior is undefined if the mutex is owned by any thread or if any thread terminates while holding any ownership of the mutex. See also ...
std::recursive_timed_mutex::try_lock_for From cppreference.com <cpp |thread |recursive timed mutex Concurrency support library template<classRep,classPeriod> booltry_lock_for(conststd::chrono::duration<Rep, Period>&timeout_duration); ...