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std::packaged_task::reset

提供: cppreference.com

 
 
スレッドのサポートライブラリ
スレッド
Original:
Threads
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thread(C++11)
this_thread空間
Original:
this_thread namespace
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get_id(C++11)
yield(C++11)
sleep_for(C++11)
sleep_until(C++11)
相互排除
Original:
Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
汎用のロック管理
Original:
Generic lock management
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lock_guard(C++11)
unique_lock(C++11)
defer_lock_t
try_to_lock_t
adopt_lock_t
(C++11)
(C++11)
(C++11)
lock(C++11)
try_lock(C++11)
defer_lock
try_to_lock
adopt_lock
(C++11)
(C++11)
(C++11)
条件変数
Original:
Condition variables
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condition_variable(C++11)
condition_variable_any(C++11)
notify_all_at_thread_exit(C++11)
cv_status(C++11)
先物
Original:
Futures
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promise(C++11)
future(C++11)
shared_future(C++11)
packaged_task(C++11)
async(C++11)
launch(C++11)
future_status(C++11)
future_error(C++11)
future_category(C++11)
future_errc(C++11)
 
std::packaged_task
メンバ関数
Original:
Member functions
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packaged_task::packaged_task
packaged_task::~packaged_task
packaged_task::operator=
packaged_task::valid
packaged_task::swap
結果を取得する
Original:
Getting the result
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packaged_task::get_future
実行
Original:
Execution
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packaged_task::operator()
packaged_task::make_ready_at_thread_exit
packaged_task::reset
 
void reset();
(C + + 11以来)
リセットした状態では、以前の実行の結果を放棄する。新しい共有状態が構築されます.
Original:
Resets the state abandoning the results of previous executions. New shared state is constructed.
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*this = packaged_task(std::move(f))が格納されているタスクであるf、に相当します
Original:
Equivalent to *this = packaged_task(std::move(f)), where f is the stored task.
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[編集] パラメータ

(なし)
Original:
(none)
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[編集] 値を返します

(なし)
Original:
(none)
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[編集] 例外

  • std::future_error場合*thisない共有状態を持っていません。エラー条件がno_stateに設定されています.
    Original:
    std::future_error if *this has no shared state. The error condition is set to no_state.
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  • std::bad_alloc新しい共有された状態のために十分なメモリがなかった場合..
    Original:
    std::bad_alloc if there was not enough memory for a new shared state.
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  • いずれかの例外は新しいコンストラクタに移動しますpackaged_taskによってスロー
    Original:
    any exception thrown by the コンストラクタに移動します of the new packaged_task
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