| #ifndef _FENV_H |
| #include <math/fenv.h> |
| |
| #ifndef _ISOMAC |
| # include <stdbool.h> |
| /* Now define the internal interfaces. */ |
| |
| extern int __feclearexcept (int __excepts); |
| extern int __fegetexcept (void); |
| extern int __fegetexceptflag (fexcept_t *__flagp, int __excepts); |
| extern int __feraiseexcept (int __excepts); |
| extern int __fesetexceptflag (const fexcept_t *__flagp, int __excepts); |
| extern int __fegetenv (fenv_t *__envp); |
| extern int __fesetenv (const fenv_t *__envp); |
| extern int __feupdateenv (const fenv_t *__envp); |
| |
| libm_hidden_proto (feraiseexcept) |
| libm_hidden_proto (fegetenv) |
| libm_hidden_proto (fegetround) |
| libm_hidden_proto (fesetenv) |
| libm_hidden_proto (fesetround) |
| libm_hidden_proto (feholdexcept) |
| libm_hidden_proto (feupdateenv) |
| libm_hidden_proto (fetestexcept) |
| libm_hidden_proto (feclearexcept) |
| |
| /* Rounding mode context. This allows functions to set/restore rounding mode |
| only when the desired rounding mode is different from the current rounding |
| mode. */ |
| struct rm_ctx |
| { |
| fenv_t env; |
| bool updated_status; |
| }; |
| #endif |
| |
| #endif |
