glibc/sysdeps/mach/hurd/umask.c

/* Copyright (C) 1991-2015 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
   <http://www.gnu.org/licenses/>.  */

#include <sys/stat.h>
#include <hurd.h>

/* Set the file creation mask to MASK, returning the old mask.  */
mode_t
__umask (mode_t mask)
{
  mode_t omask;
  mask &= 0777;
  omask = _hurd_umask;
  _hurd_umask = mask;
  return omask;
}

weak_alias (__umask, umask)