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feupdatedenv

Da cppreference.com
< c‎ | numeric‎ | fenv

Defined in header <<fenv.h>>
int feupdateenv( const fenv_t* envp );
Primeiro, lembra os atualmente levantadas exceções de ponto flutuante, em seguida, restaura o ambiente de ponto flutuante do objeto apontado por envp (semelhante ao 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 fesetenv), then raises the floating-point exceptions that were saved.
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Esta função pode ser usada para finalizar o modo non-stop estabelecida por uma chamada anterior para feholdexcept.
Original:
This function may be used to end the non-stop mode established by an earlier call to feholdexcept.
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Índice

[editar] Parâmetros

envp -
ponteiro para o objeto do tipo fenv_t definido por uma chamada anterior a feholdexcept ou fegetenv ou igual a FE_DFL_ENV
Original:
pointer to the object of type fenv_t set by an earlier call to feholdexcept or fegetenv or equal to FE_DFL_ENV
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[editar] Valor de retorno

0 em caso de sucesso, não-zero, caso contrário.
Original:
0 on success, non-zero otherwise.
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[editar] Exemplo

[editar] Veja também

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
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(função) [edit]
salva ou restaura o ambiente actual ponto flutuante
Original:
saves or restores the current floating point environment
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(função) [edit]
ambiente padrão de ponto flutuante
Original:
default floating-point environment
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(macro constante) [edit]
C++ documentation for feupdateenv