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glibc/include/fenv.h
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#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); | |
extern __typeof (fegetround) __fegetround __attribute_pure__; | |
extern __typeof (feholdexcept) __feholdexcept; | |
extern __typeof (fesetround) __fesetround; | |
libm_hidden_proto (feraiseexcept) | |
libm_hidden_proto (__feraiseexcept) | |
libm_hidden_proto (fegetenv) | |
libm_hidden_proto (__fegetenv) | |
libm_hidden_proto (fegetround) | |
libm_hidden_proto (__fegetround) | |
libm_hidden_proto (fesetenv) | |
libm_hidden_proto (__fesetenv) | |
libm_hidden_proto (fesetround) | |
libm_hidden_proto (__fesetround) | |
libm_hidden_proto (feholdexcept) | |
libm_hidden_proto (__feholdexcept) | |
libm_hidden_proto (feupdateenv) | |
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 |