math/fclrexcpt.c

   1 /* Clear given exceptions in current floating-point environment.
   2    Copyright (C) 1997-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <fenv.h>
  20 #include <shlib-compat.h>
  21
  22 int
  23 __feclearexcept (int excepts)
  24 {
  25   /* This always fails unless nothing needs to be done.  */
  26   return (excepts != 0);
  27 }
  28 #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
  29 strong_alias (__feclearexcept, __old_feclearexcept)
  30 compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
  31 #endif
  32 libm_hidden_ver (__feclearexcept, feclearexcept)
  33 versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
  34
  35 stub_warning (feclearexcept)