io/fchownat.c

   1 /* Copyright (C) 2005 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <errno.h>
  20 #include <fcntl.h>
  21 #include <stddef.h>
  22 #include <unistd.h>
  23 #include <sys/types.h>
  24
  25 /* Change the owner and group of FILE.  */
  26 int
  27 fchownat (fd, file, owner, group, flag)
  28      int fd;
  29      const char *file;
  30      uid_t owner;
  31      gid_t group;
  32      int flag;
  33 {
  34   if (file == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0)
  35     {
  36       __set_errno (EINVAL);
  37       return -1;
  38     }
  39
  40   if (fd < 0 && fd != AT_FDCWD)
  41     {
  42       __set_errno (EBADF);
  43       return -1;
  44     }
  45
  46   __set_errno (ENOSYS);
  47   return -1;
  48 }
  49 stub_warning (fchownat)
  50
  51 #include <stub-tag.h>