std::feupdatedenv - cppreference.com

De cppreference.com

Definido no cabeçalho `<cfenv>`

`int feupdateenv( const std::fenv_t* envp )`		(desde C++11)

Primeiro, lembra os atualmente levantadas exceções de ponto flutuante, em seguida, restaura o ambiente de ponto flutuante do objeto apontado por envp (semelhante ao std::fesetenv), então levanta as exceções de ponto flutuante que foram salvos.

Original:

First, remembers the currently raised floating-point exceptions, then restores the floating-point environment from the object pointed to by envp (similar to std::fesetenv), then raises the floating-point exceptions that were saved.

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

Esta função pode ser usada para finalizar o modo non-stop estabelecida por uma chamada anterior para std::feholdexcept.

Original:

This function may be used to end the non-stop mode established by an earlier call to std::feholdexcept.

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

Parâmetros

envp

ponteiro para o objeto do tipo std::fenv_t definido por uma chamada anterior a std::feholdexcept ou std::fegetenv ou igual a FE_DFL_ENV

Original:

pointer to the object of type std::fenv_t set by an earlier call to std::feholdexcept or std::fegetenv or equal to FE_DFL_ENV

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

0 em caso de sucesso, não-zero, caso contrário.

Original:

0 on success, non-zero otherwise.

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

Veja também


feholdexcept (C++11)	poupa o meio ambiente, limpa todos os sinalizadores de status e ignora todos os erros futuros Original: saves the environment, clears all status flags and ignores all future errors The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) [edit]

fegetenv fesetenv (C++11)	salva ou restaura o ambiente actual ponto flutuante Original: saves or restores the current floating point environment The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) [edit]

FE_DFL_ENV (C++11)	ambiente padrão de ponto flutuante Original: default floating-point environment The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (macro constante) [edit]