32 Concurrency support library [thread]

32.6 Mutual exclusion [thread.mutex]

32.6.2 Header <mutex> synopsis [mutex.syn]

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namespace std { // [thread.mutex.class], class mutex class mutex; // [thread.mutex.recursive], class recursive_mutex class recursive_mutex; // [thread.timedmutex.class], class timed_mutex class timed_mutex; // [thread.timedmutex.recursive], class recursive_timed_mutex class recursive_timed_mutex; struct defer_lock_t { explicit defer_lock_t() = default; }; struct try_to_lock_t { explicit try_to_lock_t() = default; }; struct adopt_lock_t { explicit adopt_lock_t() = default; }; inline constexpr defer_lock_t defer_lock { }; inline constexpr try_to_lock_t try_to_lock { }; inline constexpr adopt_lock_t adopt_lock { }; // [thread.lock], locks template<class Mutex> class lock_guard; template<class... MutexTypes> class scoped_lock; template<class Mutex> class unique_lock; template<class Mutex> void swap(unique_lock<Mutex>& x, unique_lock<Mutex>& y) noexcept; // [thread.lock.algorithm], generic locking algorithms template<class L1, class L2, class... L3> int try_lock(L1&, L2&, L3&...); template<class L1, class L2, class... L3> void lock(L1&, L2&, L3&...); struct once_flag; template<class Callable, class... Args> void call_once(once_flag& flag, Callable&& func, Args&&... args); }