elf: Rework exception handling in the dynamic loader [BZ #25486]

[thirdparty/glibc.git] / elf / tst-auxvalmod.c

/* Wrapper for getauxval testing.
   Copyright (C) 2021-2022 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library 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.

   The GNU C Library 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 the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <errno.h>
#include <sys/auxv.h>

unsigned long
getauxval_wrapper (unsigned long type, int *errnop)
{
  errno = *errnop;
  unsigned long result = getauxval (type);
  *errnop = errno;
  return result;
}