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std::packaged_task::packaged_task

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Bibliothèque de support fil
Threads
Original:
Threads
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thread (C++11)
this_thread espace de noms
Original:
this_thread namespace
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get_id (C++11)
yield (C++11)
sleep_for (C++11)
sleep_until (C++11)
L'exclusion mutuelle
Original:
Mutual exclusion
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mutex (C++11)
timed_mutex (C++11)
Gestion du verrouillage générique
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)
Les variables de condition
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)
Futures
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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
Les fonctions membres
Original:
Member functions
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packaged_task::packaged_task
packaged_task::~packaged_task
packaged_task::operator=
packaged_task::valid
packaged_task::swap
Obtenir le résultat
Original:
Getting the result
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packaged_task::get_future
Exécution
Original:
Execution
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packaged_task::operator()
packaged_task::make_ready_at_thread_exit
packaged_task::reset
 
packaged_task()
(1)
template <class F>
explicit packaged_task(F&& f)
(2)
template <class F, class Allocator>
explicit packaged_task(std::allocator_arg_t, const Allocator& a, F&& f)
(3)
packaged_task(const packaged_task&) = delete
(4)
packaged_task(packaged_task&& rhs)
(5)
1)
Construit un objet std::packaged_task sans tâche et sans état partagé .
Original:
Constructs a std::packaged_task object with no task and no shared state.
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2)
Construit un objet std::packaged_task avec un état partagé et une copie de la tâche, initialisé avec std::forward<F>(f) .
Original:
Constructs a std::packaged_task object with a shared state and a copy of the task, initialized with std::forward<F>(f).
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3)
Construit un objet std::packaged_task avec un état partagé et une copie de la tâche, initialisé avec std::forward<F>(f). Utilise l'allocateur fournie à allouer la mémoire nécessaire pour stocker la tâche .
Original:
Constructs a std::packaged_task object with a shared state and a copy of the task, initialized with std::forward<F>(f). Uses the provided allocator to allocate memory necessary to store the task.
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4)
Le constructeur de copie est supprimée, std::packaged_task mouvement est seulement .
Original:
The copy constructor is deleted, std::packaged_task is move-only.
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Remarque: C + 11 ne const préciser ici, c'est la defect 2067 .
Original:
Note: C++11 does not specify const here, this is the defect 2067.
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5)
Construit un std::packaged_task avec l'état partagé et la tâche anciennement détenue par rhs, laissant rhs sans état partagé et une tâche déplacé-de .
Original:
Constructs a std::packaged_task with the shared state and task formerly owned by rhs, leaving rhs with no shared state and a moved-from task.
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[modifier] Paramètres

f -
la cible appelable (fonction, fonction membre, la lambda-expression, foncteur) à exécuter
Original:
the callable target (function, member function, lambda-expression, functor) to execute
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a -
l'allocateur à utiliser pour stocker la tâche
Original:
the allocator to use when storing the task
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rhs -
l'std::packaged_task de passer d'
Original:
the std::packaged_task to move from
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[modifier] Exceptions

1)
noexcept specification:  
noexcept
   (depuis C++11)
2-3)
Toutes les exceptions levées par copier / déplacer constructeur de f et possiblly std::bad_alloc si l'allocation échoue .
Original:
Any exceptions thrown by copy/move constructor of f and possiblly std::bad_alloc if the allocation fails.
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5)
noexcept specification:  
noexcept
   (depuis C++11)

[modifier] Exemple