libstdc++
std::future< _Res & > Class Template Reference
Inheritance diagram for std::future< _Res & >:
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Public Types

template<typename _Res >
using _Ptr = unique_ptr< _Res, _Result_base::_Deleter >
 
using _State_base = _State_baseV2
 

Public Member Functions

 future (future &&__uf) noexcept
 
 future (const future &)=delete
 
_Res & get ()
 
futureoperator= (const future &)=delete
 
futureoperator= (future &&__fut) noexcept
 
shared_future< _Res & > share () noexcept
 
bool valid () const noexcept
 
void wait () const
 
future_status wait_for (const chrono::duration< _Rep, _Period > &__rel) const
 
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 _BoundFn >
static std::shared_ptr< _State_base > _S_make_async_state (_BoundFn &&__fn)
 
template<typename _BoundFn >
static std::shared_ptr< _State_base > _S_make_deferred_state (_BoundFn &&__fn)
 
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
 
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 & >

Partial specialization for future<R&>

Definition at line 804 of file future.

Member Typedef Documentation

◆ _Ptr

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

A unique_ptr for result objects.

Definition at line 223 of file future.

Constructor & Destructor Documentation

◆ future()

template<typename _Res >
std::future< _Res & >::future ( future< _Res & > &&  __uf)
inlinenoexcept

Move constructor.

Definition at line 822 of file future.

Member Function Documentation

◆ _M_get_result()

__result_type std::__basic_future< _Res & >::_M_get_result ( ) const
inlineprotectedinherited

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

Definition at line 714 of file future.

References std::rethrow_exception().

◆ get()

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

Retrieving the value.

Definition at line 836 of file future.


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