std::unique_lock::try_lock

 

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thread (C++11)
this_thread namespace Original: this_thread namespace The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
get_id (C++11) yield (C++11)	sleep_for (C++11) sleep_until (C++11)
Exclusão mútua Original: Mutual exclusion The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
mutex (C++11) timed_mutex (C++11)	recursive_mutex (C++11) recursive_timed_mutex (C++11)
Gestão de bloqueio genérico Original: Generic lock management The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
lock_guard (C++11) unique_lock (C++11) defer_lock_ttry_to_lock_tadopt_lock_t (C++11)(C++11)(C++11)	lock (C++11) try_lock (C++11) defer_locktry_to_lockadopt_lock (C++11)(C++11)(C++11)
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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::unique_lock

Funções de membro Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unique_lock::unique_lock

unique_lock::~unique_lock

unique_lock::operator=

Bloqueio Original: Locking The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unique_lock::lock

unique_lock::try_lock

unique_lock::try_lock_for

unique_lock::try_lock_until

unique_lock::unlock

Modificadores Original: Modifiers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unique_lock::swap

unique_lock::release

Observadores Original: Observers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unique_lock::mutex

unique_lock::owns_lock

unique_lock::operator bool

Não-membros funções Original: Non-member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

std::swap

 

bool try_lock();		(desde C++11)

Tenta bloquear o mutex associado sem bloqueio. Efetivamente chama mutex()->try_lock().

Original:

Tries to lock the associated mutex without blocking. Effectively calls mutex()->try_lock().

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std::system_error é lançada se não houver mutex associado, ou se o mutex já está trancada.

Original:

std::system_error is thrown if there is no associated mutex or if the mutex is already locked.

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Parâmetros

(Nenhum)

Original:

(none)

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Valor de retorno

true se a propriedade do mutex foi adquirido com sucesso, caso contrário false.

Original:

true if the ownership of the mutex has been acquired successfully, false otherwise.

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Exceções

• Todas as exceções lançadas por mutex()->try_lock()

  Original:

  Any exceptions thrown by mutex()->try_lock()

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• Se não houver um mutex associado, std::system_error com um código de erro de std::errc::operation_not_permitted

  Original:

  If there is no associated mutex, std::system_error with an error code of std::errc::operation_not_permitted

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• Se o mutex já está bloqueado std::system_error, com um código de erro de std::errc::resource_deadlock_would_occur

  Original:

  If the mutex is already locked, std::system_error with an error code of std::errc::resource_deadlock_would_occur

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Veja também

lock	locks the associated mutex (função pública membro)
try_lock_for	tentativas de bloquear o mutex associado TimedLockable, os retornos se o mutex esteve indisponível durante o período de tempo especificado Original: attempts to lock the associated TimedLockable mutex, returns if the mutex has been unavailable for the specified time duration The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)
try_lock_until	tenta bloquear o associado TimedLockable mutex, retorna se o mutex tem sido disponível até que ponto especificado de tempo tenha sido atingido Original: tries to lock the associated TimedLockable mutex, returns if the mutex has been unavailable until specified time point has been reached The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)
unlock	destrave o mutex associado Original: unlocks the associated mutex The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro)