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glibc  2.9
feupdateenv.c File Reference
#include <fenv.h>
#include <shlib-compat.h>

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int __feupdateenv (const fenv_t *envp)
 versioned_symbol (libm, __feupdateenv, feupdateenv, GLIBC_2_2)

Function Documentation

Definition at line 24 of file feupdateenv.c.

  fexcept_t tmp;

  /* Save current exceptions.  */
  __fenv_stfsr (tmp);
  tmp &= FE_ALL_EXCEPT;

  /* Install new environment.  */
  fesetenv (envp);

  /* Raise the safed exception.  Incidently for us the implementation
     defined format of the values in objects of type fexcept_t is the
     same as the ones specified using the FE_* constants.  */
  feraiseexcept ((int) tmp);

  /* Success.  */
  return 0;

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versioned_symbol ( libm  ,
__feupdateenv  ,
feupdateenv  ,