math/fsetexcptflg.c

   1 /* Set floating-point environment exception handling.
   2    Copyright (C) 1997-2022 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 __fesetexceptflag (const fexcept_t *flagp, int excepts)
  24 {
  25   /* This always succeeds, as all exceptions are always clear
  26      (including in the saved state) so nothing needs to be done.  */
  27   return 0;
  28 }
  29 #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
  30 strong_alias (__fesetexceptflag, __old_fesetexceptflag)
  31 compat_symbol (libm, __old_fesetexceptflag, fesetexceptflag, GLIBC_2_1);
  32 #endif
  33 versioned_symbol (libm, __fesetexceptflag, fesetexceptflag, GLIBC_2_2);
  34
  35 stub_warning (fesetexceptflag)