Standard library header <condition_variable>

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This header is part of the thread support library.

Classes

provides a condition variable associated with a std::unique_lock
(class)
provides a condition variable associated with any lock type
(class)
(C++11)
lists the possible results of timed waits on condition variables
(enum)

Functions

schedules a call to notify_all to be invoked when this thread is completely finished
(function)

Synopsis

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
    };
}

Class std::condition_variable

class condition_variable {
 public:
    condition_variable();
    ~condition_variable();
    condition_variable(const condition_variable&) = delete;
    condition_variable& operator=(const condition_variable&) = delete;
 
    void notify_one() noexcept;
    void notify_all() noexcept;
    void wait(unique_lock<mutex>& lock);
    template <class Predicate>
        void wait(unique_lock<mutex>& lock, Predicate pred);
    template <class Clock, class Duration>
        cv_status wait_until(unique_lock<mutex>& lock,
                             const chrono::time_point<Clock, Duration>& abs_time);
    template <class Clock, class Duration, class Predicate>
        bool wait_until(unique_lock<mutex>& lock,
                        const chrono::time_point<Clock, Duration>& abs_time,
                        Predicate pred);
    template <class Rep, class Period>
        cv_status wait_for(unique_lock<mutex>& lock,
                           const chrono::duration<Rep, Period>& rel_time);
    template <class Rep, class Period, class Predicate>
        bool wait_for(unique_lock<mutex>& lock,
                      const chrono::duration<Rep, Period>& rel_time,
                      Predicate pred);
 
    typedef implementation-defined native_handle_type;
    native_handle_type native_handle();
};

Class std::condition_variable_any

class condition_variable_any {
 public:
    condition_variable_any();
    ~condition_variable_any();
    condition_variable_any(const condition_variable_any&) = delete;
    condition_variable_any& operator=(const condition_variable_any&) = delete;
 
    void notify_one() noexcept;
    void notify_all() noexcept;
    template <class Lock>
        void wait(Lock& lock);
    template <class Lock, class Predicate>
        void wait(Lock& lock, Predicate pred);
    template <class Lock, class Clock, class Duration>
        cv_status wait_until(Lock& lock,
                             const chrono::time_point<Clock, Duration>& abs_time);
    template <class Lock, class Clock, class Duration, class Predicate>
        bool wait_until(Lock& lock,
                        const chrono::time_point<Clock, Duration>& abs_time,
                        Predicate pred);
    template <class Lock, class Rep, class Period>
        cv_status wait_for(Lock& lock,
                           const chrono::duration<Rep, Period>& rel_time);
    template <class Lock, class Rep, class Period, class Predicate>
        bool wait_for(Lock& lock,
                      const chrono::duration<Rep, Period>& rel_time,
                      Predicate pred);
};