std::unexpected_handler
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| Definido no cabeçalho <exception>
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| typedef void (*unexpected_handler)(); |
(obsoleta) | |
std::unexpected_handler é o tipo de ponteiro de função (ponteiro para função que não recebe argumentos e retorna void), que está instalado e consultado pelas funções std::set_unexpected e std::get_unexpected e chamado por std::unexpected.Original:
std::unexpected_handler is the function pointer type (pointer to function that takes no arguments and returns void), which is installed and queried by the functions std::set_unexpected and std::get_unexpected and called by std::unexpected.The text has been machine-translated via Google Translate.
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A implementação C + + fornece um padrão
std::unexpected_handler função, que exige std::terminate(). Se o valor do ponteiro nulo é instalado (por meio de std::set_terminate), a implementação pode restaurar o manipulador padrão em vez.Original:
The C++ implementation provides a default
std::unexpected_handler function, which calls std::terminate(). If the null pointer value is installed (by means of std::set_terminate), the implementation may restore the default handler instead.The text has been machine-translated via Google Translate.
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A
1) std::unexpected_handler definido pelo usuário deverá pôr termo ao programa ou lançar uma exceção se ele lança uma exceção, uma das seguintes três situações podem ser encontradas:....Original:
A user-defined
std::unexpected_handler is expected to either terminate the program or throw an exception. If it throws an exception, one of the following three situations may be encountered:The text has been machine-translated via Google Translate.
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a exceção lançada pelo
2) std::unexpected_handler satisfaz a especificação de exceção dinâmica que foi violada antes a nova exceção é permitido escapar da função e pilha desenrolar continua.Original:
the exception thrown by
std::unexpected_handler satisfies the dynamic exception specification that was violated earlier. The new exception is allowed to escape the function and stack unwinding continues.The text has been machine-translated via Google Translate.
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a exceção lançada pelo
std::unexpected_handler ainda viola a especificação de exceção:...Original:
the exception thrown by
std::unexpected_handler still violates the exception specification:The text has been machine-translated via Google Translate.
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2a), no entanto, a especificação de exceção permite std::bad_exception: o objeto exceção lançada é destruído, e std::bad_exception é construído pelo C + + runtime e jogado em vez.
Original:
2a) however, the exception specification allows std::bad_exception: the thrown exception object is destroyed, and std::bad_exception is constructed by the C++ runtime and thrown instead.
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2b) a especificação de exceção não permite std::bad_exception: std::terminate() é chamado.
Original:
2b) the exception specification does not allow std::bad_exception: std::terminate() is called.
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[editar] Veja também
| (obsoleta) |
função chamada quando especificação de exceção dinâmica é violada Original: function called when dynamic exception specification is violated The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) |
| (obsoleta) |
alterações da função a ser chamado por std::unexpected Original: changes the function to be called by std::unexpected The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) |
| (C++11)(obsoleta) |
obtém o unexpected_handler actual Original: obtains the current unexpected_handler The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) |
