std::condition_variable只可与std::unique_lock<std::mutex>一同使用;此限制在一些平台上允许最大效率。std::condition_variable_any提供可与任何可基本锁定(BasicLockable)对象(例如std::shared_lock)一同使用的条件变量。 条件变量允许并行调用成员函数wait、wait_for、wait_until、notify_one和notify_all。
namespace std { class condition_variable; class condition_variable_any; void notify_all_at_thread_exit(condition_variable& cond, unique_lock<mutex> lk); enum class cv_status { no_timeout, timeout }; }类std::condition_variablenamespace std { class condition_variable { public: condition_...
namespacestd{classcondition_variable;classcondition_variable_any;voidnotify_all_at_thread_exit(condition_variable&cond, unique_lock<mutex>lk);enumclasscv_status{no_timeout, timeout};} Classstd::condition_variable namespacestd{classcondition_variable{public:condition_variable();~condition_variable();co...
condition_variable_any(); (1) (since C++11) condition_variable_any( const condition_variable_any& ) = delete; (2) (since C++11) 1) Constructs an object of type std::condition_variable_any.2) Copy constructor is deleted.Parameters(none) ...
std::condition_variable cond; 等待条件变量被通知 std::unique_lock<std::mutex> lock; extern bool predicate(); // 调用方式 1 cond.wait(lock); // 调用方式 2 cond.wait(lock, predicate); wait不断地尝试重新获取并加锁该互斥量,如果获取不到,它就卡在这里并反复尝试重新获取,如果获取到了,执行...
std::condition_variable cond; 等待条件变量被通知 std::unique_lock<std::mutex> lock; extern bool predicate(); // 调用方式 1 cond.wait(lock); // 调用方式 2 cond.wait(lock, predicate); wait不断地尝试重新获取并加锁该互斥量,如果获取不到,它就卡在这里并反复尝试重新获取,如果获取到了,执行...
std::condition_variable cond; 等待条件变量被通知 std::unique_lock<std::mutex> lock; extern bool predicate(); // 调用方式 1 cond.wait(lock); // 调用方式 2 cond.wait(lock, predicate); wait不断地尝试重新获取并加锁该互斥量,如果获取不到,它就卡在这里并反复尝试重新获取,如果获取到了,执行...
std::condition_variable cond; 等待条件变量被通知 std::unique_lock<std::mutex> lock; extern bool predicate(); // 调用方式 1 cond.wait(lock); // 调用方式 2 cond.wait(lock, predicate); wait不断地尝试重新获取并加锁该互斥量,如果获取不到,它就卡在这里并反复尝试重新获取,如果获取到了,执行...
C++ Library - <condition_variable> C++ Library - <coroutine> C++ Library - <cstdlib> C++ Library - <cstring> C++ Library - <cuchar> C++ Library - <charconv> C++ Library - <cfenv> C++ Library - <cmath> C++ Library - <ccomplex> C++ Library - <expected> C++ Library - <format> C++ ...
C++ Library - <condition_variable> C++ Library - <coroutine> C++ Library - <cstdlib> C++ Library - <cstring> C++ Library - <cuchar> C++ Library - <charconv> C++ Library - <cfenv> C++ Library - <cmath> C++ Library - <ccomplex> C++ Library - <expected> C++ Library - <format> C++ ...