std::unique_lock::try_lock_until
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<tbody> </tbody> template< class Clock, class Duration > bool try_lock_until( const std::chrono::time_point<Clock,Duration>& timeout_time ); |
(desde C++11) | |
Tenta bloquear o mutex associado. Blocos até
timeout_time especificado foi alcançado ou o bloqueio é adquirido, o que ocorrer primeiro. No sucesso bloqueio true retornos de aquisição, caso contrário retorna false. Podem bloquear por mais de até timeout_time foi atingido.Original:
Tries to lock the associated mutex. Blocks until specified
timeout_time has been reached or the lock is acquired, whichever comes first. On successful lock acquisition returns true, otherwise returns false. May block for longer than until timeout_time has been reached.The text has been machine-translated via Google Translate.
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Efetivamente chama
mutex()->try_lock_until(timeout_time)Original:
Effectively calls
mutex()->try_lock_until(timeout_time)The text has been machine-translated via Google Translate.
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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
| timeout_time | - | ponto de tempo máximo para bloquear até
Original: maximum time point to block until The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
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.The text has been machine-translated via Google Translate.
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Exceções
- Todas as exceções lançadas por
mutex()->try_lock_for(timeout_time)Original:Any exceptions thrown bymutex()->try_lock_for(timeout_time)The text has been machine-translated via Google Translate.
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- Se não houver um mutex associado, std::system_error com um código de erro de std::errc::operation_not_permittedOriginal:If there is no associated mutex, std::system_error with an error code of std::errc::operation_not_permittedThe text has been machine-translated via Google Translate.
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- Se o mutex já está bloqueado std::system_error, com um código de erro de std::errc::resource_deadlock_would_occurOriginal:If the mutex is already locked, std::system_error with an error code of std::errc::resource_deadlock_would_occurThe text has been machine-translated via Google Translate.
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Exemplo
| Esta seção está incompleta Motivo: sem exemplo |
Veja também
| locks the associated mutex (função pública membro) | |
tenta bloquear o mutex associado, retorna se o mutex não está disponível Original: tries to lock the associated mutex, returns if the mutex is not available 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) | |
tentativas de bloquear o mutex associado TimedLockable, os retornos se o mutex esteve indisponível durante o período de tempo especificadoOriginal: attempts to lock the associated TimedLockable mutex, returns if the mutex has been unavailable for the specified time durationThe text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) | |
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) | |