std::future< _Res >(3cxx) | std::future< _Res >(3cxx) |
NAME¶
std::future< _Res > - Primary template for future.
SYNOPSIS¶
#include <future>
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 _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
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 761 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 675 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 223 of file future.
using std::__future_base::_State_base = _State_baseV2 [inherited]¶
Definition at line 587 of file future.
Constructor & Destructor Documentation¶
template<typename _Res > constexpr std::future< _Res >::future () [inline], [constexpr], [noexcept]¶
Definition at line 776 of file future.
template<typename _Res > std::future< _Res >::future (future< _Res > && __uf) [inline], [noexcept]¶
Move constructor.
Definition at line 779 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 714 of file future.
template<typename _Res > void std::__basic_future< _Res >::_M_swap (__basic_future< _Res > & __that) [inline], [protected], [noexcept], [inherited]¶
Definition at line 723 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 288 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 301 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 619 of file future.
template<typename _Res > _Res std::future< _Res >::get () [inline]¶
Retrieving the value.
Definition at line 793 of file future.
template<typename _Res > future & std::future< _Res >::operator= (future< _Res > && __fut) [inline], [noexcept]¶
Definition at line 785 of file future.
template<typename _Res > bool std::__basic_future< _Res >::valid () const [inline], [noexcept], [inherited]¶
Definition at line 686 of file future.
template<typename _Res > void std::__basic_future< _Res >::wait () const [inline], [inherited]¶
Definition at line 689 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 697 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 705 of file future.
Friends And Related Symbol Documentation¶
template<typename _Res > template<typename > friend class packaged_task [friend]¶
Definition at line 764 of file future.
template<typename _Res > friend class promise< _Res > [friend]¶
Definition at line 754 of file future.
Author¶
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