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std::future< _Res >(3cxx) std::future< _Res >(3cxx)

NAME

std::future< _Res > - Primary template for future.

SYNOPSIS

Inherits std::__basic_future< _Res >.

Public Types


template<typename _Res > using _Ptr = unique_ptr< _Res, _Result_base::_Deleter >
A unique_ptr for result objects. using _State_base = _State_baseV2

Public Member Functions


future (const future &)=delete
future (future &&__uf) noexcept
Move constructor. _Res get ()
Retrieving the value. future & operator= (const future &)=delete
future & operator= (future &&__fut) noexcept
shared_future< _Res > share () noexcept
bool valid () const noexcept
void wait () const
template<typename _Rep , typename _Period > future_status wait_for (const chrono::duration< _Rep, _Period > &__rel) const
template<typename _Clock , typename _Duration > future_status wait_until (const chrono::time_point< _Clock, _Duration > &__abs) const

Static Public Member Functions


template<typename _Res , typename _Allocator > static _Ptr< _Result_alloc< _Res, _Allocator > > _S_allocate_result (const _Allocator &__a)
template<typename _Res , typename _Tp > static _Ptr< _Result< _Res > > _S_allocate_result (const std::allocator< _Tp > &__a)
template<typename _Res_ptr , typename _BoundFn > static _Task_setter< _Res_ptr, _BoundFn > _S_task_setter (_Res_ptr &__ptr, _BoundFn &__call)

Protected Types


typedef __future_base::_Result< _Res > & __result_type

Protected Member Functions


__result_type _M_get_result () const
Wait for the state to be ready and rethrow any stored exception. void _M_swap (__basic_future &__that) noexcept

Friends


template<typename _Fn , typename... _Args> future< __async_result_of< _Fn, _Args... > > async (launch, _Fn &&, _Args &&...)
template<typename > class packaged_task
class promise< _Res >

Detailed Description

template<typename _Res>

class std::future< _Res >"Primary template for future.

Definition at line 763 of file future.

Member Typedef Documentation

template<typename _Res > typedef __future_base::_Result<_Res>& std::__basic_future< _Res >::__result_type [protected], [inherited]

Definition at line 677 of file future.

template<typename _Res > using std::__future_base::_Ptr = unique_ptr<_Res, _Result_base::_Deleter> [inherited]

A unique_ptr for result objects.

Definition at line 222 of file future.

using std::__future_base::_State_base = _State_baseV2 [inherited]

Definition at line 597 of file future.

Constructor & Destructor Documentation

template<typename _Res > constexpr std::future< _Res >::future () [inline], [constexpr], [noexcept]

Definition at line 785 of file future.

template<typename _Res > std::future< _Res >::future (future< _Res > && __uf) [inline], [noexcept]

Move constructor.

Definition at line 788 of file future.

Member Function Documentation

template<typename _Res > __result_type std::__basic_future< _Res >::_M_get_result () const [inline], [protected], [inherited]

Wait for the state to be ready and rethrow any stored exception.

Definition at line 716 of file future.

template<typename _Res > void std::__basic_future< _Res >::_M_swap (__basic_future< _Res > & __that) [inline], [protected], [noexcept], [inherited]

Definition at line 725 of file future.

template<typename _Res , typename _Allocator > static _Ptr< _Result_alloc< _Res, _Allocator > > std::__future_base::_S_allocate_result (const _Allocator & __a) [inline], [static], [inherited]

Definition at line 287 of file future.

template<typename _Res , typename _Tp > static _Ptr< _Result< _Res > > std::__future_base::_S_allocate_result (const std::allocator< _Tp > & __a) [inline], [static], [inherited]

Definition at line 300 of file future.

template<typename _Res_ptr , typename _BoundFn > static _Task_setter< _Res_ptr, _BoundFn > std::__future_base::_S_task_setter (_Res_ptr & __ptr, _BoundFn & __call) [inline], [static], [inherited]

Definition at line 621 of file future.

template<typename _Res > _Res std::future< _Res >::get () [inline]

Retrieving the value.

Definition at line 802 of file future.

template<typename _Res > future & std::future< _Res >::operator= (future< _Res > && __fut) [inline], [noexcept]

Definition at line 794 of file future.

template<typename _Res > bool std::__basic_future< _Res >::valid () const [inline], [noexcept], [inherited]

Definition at line 688 of file future.

template<typename _Res > void std::__basic_future< _Res >::wait () const [inline], [inherited]

Definition at line 691 of file future.

template<typename _Res > template<typename _Rep , typename _Period > future_status std::__basic_future< _Res >::wait_for (const chrono::duration< _Rep, _Period > & __rel) const [inline], [inherited]

Definition at line 699 of file future.

template<typename _Res > template<typename _Clock , typename _Duration > future_status std::__basic_future< _Res >::wait_until (const chrono::time_point< _Clock, _Duration > & __abs) const [inline], [inherited]

Definition at line 707 of file future.

Friends And Related Function Documentation

template<typename _Res > template<typename > friend class packaged_task [friend]

Definition at line 773 of file future.

template<typename _Res > friend class promise< _Res > [friend]

Definition at line 769 of file future.

Author

Generated automatically by Doxygen for libstdc++ from the source code.

Tue Jan 10 2023 libstdc++