sysdeps/unix/bsd/setuid.c

   1 /* Copyright (C) 1991, 1993, 1995 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 Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 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 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <ansidecl.h>
  20 #include <sysdep.h>
  21 #include <errno.h>
  22 #include <unistd.h>
  23 #include <sys/types.h>
  24
  25 /* Set the user ID of the calling process to UID.
  26    If the calling process is the super-user, the real
  27    and effective user IDs, and the saved set-user-ID to UID;
  28    if not, the effective user ID is set to UID.  */
  29 int
  30 DEFUN(__setuid, (uid), uid_t uid)
  31 {
  32   return __setreuid (uid, uid);
  33 }
  34
  35 weak_alias (__setuid, setuid)