lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | #ifndef _FENV_H |
| 2 | #include <math/fenv.h> |
| 3 | |
| 4 | #ifndef _ISOMAC |
| 5 | # include <stdbool.h> |
| 6 | /* Now define the internal interfaces. */ |
| 7 | |
| 8 | extern int __feclearexcept (int __excepts); |
| 9 | extern int __fegetexcept (void); |
| 10 | extern int __fegetexceptflag (fexcept_t *__flagp, int __excepts); |
| 11 | extern int __feraiseexcept (int __excepts); |
| 12 | extern int __fesetexceptflag (const fexcept_t *__flagp, int __excepts); |
| 13 | extern int __fegetenv (fenv_t *__envp); |
| 14 | extern int __fesetenv (const fenv_t *__envp); |
| 15 | extern int __feupdateenv (const fenv_t *__envp); |
| 16 | extern __typeof (fegetround) __fegetround; |
| 17 | extern __typeof (feholdexcept) __feholdexcept; |
| 18 | extern __typeof (fesetround) __fesetround; |
| 19 | |
| 20 | libm_hidden_proto (feraiseexcept) |
| 21 | libm_hidden_proto (__feraiseexcept) |
| 22 | libm_hidden_proto (fegetenv) |
| 23 | libm_hidden_proto (__fegetenv) |
| 24 | libm_hidden_proto (fegetround) |
| 25 | libm_hidden_proto (__fegetround) |
| 26 | libm_hidden_proto (fesetenv) |
| 27 | libm_hidden_proto (__fesetenv) |
| 28 | libm_hidden_proto (fesetround) |
| 29 | libm_hidden_proto (__fesetround) |
| 30 | libm_hidden_proto (feholdexcept) |
| 31 | libm_hidden_proto (__feholdexcept) |
| 32 | libm_hidden_proto (feupdateenv) |
| 33 | libm_hidden_proto (__feupdateenv) |
| 34 | libm_hidden_proto (fetestexcept) |
| 35 | libm_hidden_proto (feclearexcept) |
| 36 | |
| 37 | /* Rounding mode context. This allows functions to set/restore rounding mode |
| 38 | only when the desired rounding mode is different from the current rounding |
| 39 | mode. */ |
| 40 | struct rm_ctx |
| 41 | { |
| 42 | fenv_t env; |
| 43 | bool updated_status; |
| 44 | }; |
| 45 | #endif |
| 46 | |
| 47 | #endif |