/* Copyright (C) 1993, 1996, 1997 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 Library General Public License as published by the Free Software Foundation; either version 2 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <unistd.h> #include <hurd.h> #include "hurdhost.h" #include <stdio-common/_itoa.h> /* Set the current machine's Internet number to ID. This call is restricted to the super-user. */ /* XXX should be __sethostid? isn't hostid supposed to be hardwired and unchangeable? */ int sethostid (id) long int id; { char buf[8], *bp; ssize_t n; /* The hostid is kept in the file /etc/hostid, eight characters of upper-case hexadecimal. */ bp = _itoa_word (id, &buf[sizeof buf], 16, 1); while (bp > buf) *--bp = '0'; n = _hurd_set_host_config ("/etc/hostid", buf, sizeof buf); return n < 0 ? -1 : 0; }