Branch
Hash :
7b089321
Author :
Date :
2025-01-01T09:24:36
maint: run 'make update-copyright'
/* Functions for controlling the floating-point environment as a whole.
Copyright (C) 1997-2025 Free Software Foundation, Inc.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include <fenv.h>
int
feupdateenv (fenv_t const *envp)
{
int previously_flagged_exceptions = fetestexcept (FE_ALL_EXCEPT);
if (fesetenv (envp))
return -1;
if (feraiseexcept (previously_flagged_exceptions))
return -1;
return 0;
}