diff options
Diffstat (limited to 'math/fenv.h')
| -rw-r--r-- | math/fenv.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/math/fenv.h b/math/fenv.h index 8e83246..3542837 100644 --- a/math/fenv.h +++ b/math/fenv.h @@ -17,7 +17,7 @@ Boston, MA 02111-1307, USA. */ /* - * ISO C 9X 7.6: Floating-point environment <fenv.h> + * ISO C99 7.6: Floating-point environment <fenv.h> */ #ifndef _FENV_H @@ -62,18 +62,18 @@ __BEGIN_DECLS /* Floating-point exception handling. */ /* Clear the supported exceptions represented by EXCEPTS. */ -extern void feclearexcept (int __excepts) __THROW; +extern int feclearexcept (int __excepts) __THROW; /* Store implementation-defined representation of the exception flags indicated by EXCEPTS in the object pointed to by FLAGP. */ -extern void fegetexceptflag (fexcept_t *__flagp, int __excepts) __THROW; +extern int fegetexceptflag (fexcept_t *__flagp, int __excepts) __THROW; /* Raise the supported exceptions represented by EXCEPTS. */ -extern void feraiseexcept (int __excepts) __THROW; +extern int feraiseexcept (int __excepts) __THROW; /* Set complete status for exceptions indicated by EXCEPTS according to the representation in the object pointed to by FLAGP. */ -extern void fesetexceptflag (__const fexcept_t *__flagp, int __excepts) __THROW; +extern int fesetexceptflag (__const fexcept_t *__flagp, int __excepts) __THROW; /* Determine which of subset of the exceptions specified by EXCEPTS are currently set. */ @@ -93,7 +93,7 @@ extern int fesetround (int __rounding_direction) __THROW; /* Store the current floating-point environment in the object pointed to by ENVP. */ -extern void fegetenv (fenv_t *__envp) __THROW; +extern int fegetenv (fenv_t *__envp) __THROW; /* Save the current environment in the object pointed to by ENVP, clear exception flags and install a non-stop mode (if available) for all @@ -102,12 +102,12 @@ extern int feholdexcept (fenv_t *__envp) __THROW; /* Establish the floating-point environment represented by the object pointed to by ENVP. */ -extern void fesetenv (__const fenv_t *__envp) __THROW; +extern int fesetenv (__const fenv_t *__envp) __THROW; /* Save current exceptions in temporary storage, install environment represented by object pointed to by ENVP and raise exceptions according to saved exceptions. */ -extern void feupdateenv (__const fenv_t *__envp) __THROW; +extern int feupdateenv (__const fenv_t *__envp) __THROW; __END_DECLS |