std::once_flag Struct Reference

#include <mutex>

Public Member Functions
	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)

Detailed Description

Flag type used by std::call_once.

Definition at line 782 of file mutex.

Constructor & Destructor Documentation

once_flag()

std::once_flag::once_flag ( const once_flag & )

delete

Deleted copy constructor.

Member Function Documentation

operator=()

once_flag & std::once_flag::operator= ( const once_flag & )

delete

Deleted assignment operator.

Friends And Related Symbol Documentation

call_once

template<typename _Callable, typename... _Args>

void call_once ( once_flag & __once, _Callable && __f, _Args &&... __args )

friend

Invoke a callable and synchronize with other calls using the same flag.

Definition at line 880 of file mutex.

References std::__invoke(), and std::forward().

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The documentation for this struct was generated from the following file:

• mutex