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FE_DFL_ENV

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< c‎ | numeric‎ | fenv

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C
 
Numéricos
 
Flutuando ponto ambiente
Funções
Original:
Functions
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(C99)
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(C99)(C99)
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(C99)
Constantes de macros
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Macro constants
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(C99)
(C99)
FE_DFL_ENV
(C99)
 
Definido no cabeçalho <<fenv.h>>
#define FE_DFL_ENV  /*implementation defined*/
O FE_DFL_ENV macro constante expande a uma expressão de const fenv_t* tipo, que aponta para uma cópia completa do ambiente padrão de ponto flutuante, ou seja, o meio ambiente como carregado na inicialização do programa.
Original:
The macro constant FE_DFL_ENV expands to an expression of type const fenv_t*, which points to a full copy of the default floating-point environment, that is, the environment as loaded at program startup.
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Macros adicionais que começam com FE_ seguido por letras maiúsculas e têm o const fenv_t* tipo, pode ser suportado por uma implementação.
Original:
Additional macros that begin with FE_ followed by uppercase letters, and have the type const fenv_t*, may be supported by an implementation.
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(C99)
salva ou restaura o ambiente actual ponto flutuante
Original:
saves or restores the current floating point environment
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(função) [edit]
(C99)
restaura o ambiente de ponto flutuante e levanta a anteriormente levantar exceções
Original:
restores the floating-point environment and raises the previously raise exceptions
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(função) [edit]
C++ documentation for FE_DFL_ENV
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