Public Member Functions¶

constexpr once_flag () noexcept=default
once_flag (const once_flag &)=delete
once_flag & operator= (const once_flag &)=delete

Friends¶

template<typename _Callable , typename... _Args> void call_once (once_flag &__once, _Callable &&__f, _Args &&... __args)

constexpr std::once_flag::once_flag () [default], [noexcept]¶

Constructor.

std::once_flag::once_flag (const once_flag &) [delete]¶

Deleted copy constructor.

once_flag& std::once_flag::operator= (const once_flag &) [delete]¶

Deleted assignment operator.

template<typename _Callable , typename... _Args> void call_once (once_flag & __once, _Callable && __f, _Args &&... __args) [friend]¶

call_once

Definition at line 723 of file mutex.