std::promise::set_exception_at_thread_exit
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void set_exception_at_thread_exit(std::exception_ptr p ); | (desde C++11) | |
Armazena o
p
ponteiro de exceção para o estado compartilhado, sem fazer o estado de pronto imediatamente. O estado está preparado quando a thread atual, após todas as variáveis com duração de segmento local de armazenamento foram destruídos. Original:
Stores the exception pointer
p
into the shared state without making the state ready immediately. The state is made ready when the current thread exits, after all variables with thread-local storage duration have been destroyed. The text has been machine-translated via Google Translate.
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A operação é atômica, ou seja, ele se comporta como se adquirir um mutex único associado com o objeto promessa ao atualizar o objeto promessa.
Original:
The operation is atomic, i.e. it behaves as though they acquire a single mutex associated with the promise object while updating the promise object.
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Uma exceção é lançada se não há nenhum estado compartilhado ou o estado compartilhado já armazena um valor ou uma exceção.
Original:
An exception is thrown if there is no shared state or the shared state already stores a value or exception.
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Índice |
[editar]Parâmetros
p | - | exceção de ponteiro para armazenar Original: exception pointer to store The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[editar]Valor de retorno
(Nenhum)
Original:
(none)
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[editar]Exceções
std::future_error com as seguintes condições:
Original:
std::future_error on the following conditions:
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- *this não tem estado compartilhado. A categoria de erro é definido para no_state.Original:*this has no shared state. The error category is set to no_state.The text has been machine-translated via Google Translate.
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- O estado compartilhado já armazena um valor ou uma exceção. A categoria de erro é definido para promise_already_satisfied.Original:The shared state already stores a value or exception. The error category is set to promise_already_satisfied.The text has been machine-translated via Google Translate.
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[editar]Exemplo
Esta seção está incompleta Motivo: sem exemplo |
[editar]Veja também
define o resultado para indicar uma excepção Original: sets the result to indicate an exception 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) |