wait_for导致当前线程阻塞,直至条件变量被通知,超过指定的时长,发生或虚假唤醒。可以提供pred以检测虚假唤醒。 1)等价于returnwait_until(lock,std::chrono::steady_clock::now()+rel_time);。 2,3)等待特定条件为真,可用于忽略虚假唤醒。 2)等价于returnwait_until(lock,std::chrono::steady_clock::now()+...
wait_for导致当前线程阻塞,直至条件变量被通知,超过指定的时长,或发生虚假唤醒。可以提供pred以检测虚假唤醒。 1)等价于returnwait_until(lock,std::chrono::steady_clock::now()+rel_time);。 2)等价于returnwait_until(lock,std::chrono::steady_clock::now()+rel_time, std::move(pred));。
(status=future.wait_for(1s);status){casestd::future_status::deferred:std::cout<<"deferred\n";break;casestd::future_status::timeout:std::cout<<"timeout\n";break;casestd::future_status::ready:std::cout<<"ready!\n";break;}}while(status!=std::future_status::ready);std::cout<<"...
wait_for( std::chrono::seconds(1) ); // 等待到某一时间点 status = result.wait_for( std::chrono::now() + std::chrono::seconds(1) ); 在指定的时间过去后,可以获取等待的结果: // 返回值已经准备好 if (status == std::future_status::ready) { } // 超时:尚未准备好 else if (...
waits for the result to become available (public member function of std::shared_future<T>) wait_for waits for the result, returns if it is not available for the specified timeout duration (public member function of std::shared_future<T>) wait_until waits for the result, returns...
I tried an earlier version of the 2022 preview than the current one and it had too many essential (for me) features missing. What was there was as good, if not (marginally) better, than 2019. Still wasn't enough to stop me from uninstalling 2022 and wait for the official release. I...
You can help to correct and verify the translation. Clickherefor instructions. [edit] thrd_create (C11) ein Thread erstellt Original: creates a thread The text has been machine-translated viaGoogle Translate. You can help to correct and verify the translation. Clickherefor instructions. ...
extern double foo(int val) {} std::future<double> result = async(foo, 5); //返回值类型 std::future_status status; // 等待一段时间 status = result.wait_for( std::chrono::seconds(1) ); // 等待到某一时间点 status = result.wait_for( std::chrono::now() + std::chrono::seconds...
get(); }); // Wait up to 1 second for the count to become zero up auto status = latch->wait_for(std::chrono::seconds(1)).get(); if (status == std::cv_status::no_timeout) { std::cout << "latch is count down\n"; }...
--retry-connrefused --waitretry=10 --read-timeout=20 \ - https://en.cppreference.com/w/ ; \ + https://zh.cppreference.com/w/ ; \ popd > /dev/null - ./export.py --url=https://en.cppreference.com/mwiki reference/cppreference-export-ns0,4,8,10.xml 0 4 8 10 ...