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/*!
Copyright (C) 2012 Free Software Foundation, Inc.
Written by Samuel Thibault.
This file is part of the GNU Hurd.
The GNU Hurd is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
The GNU Hurd 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with the GNU Hurd; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <hurd.h>
#include <mach.h>
#include <device/device.h>
#include "check_kernel.h"
void check_kernel(void) {
mach_port_t device_master;
if (! get_privileged_ports (0, &device_master))
{
device_t device;
if (! device_open (device_master, D_READ, "eth0", &device))
{
error_t err;
fprintf (stderr, "Kernel is already driving a network device, starting devnode instead of netdde\n");
err = execl ("/hurd/devnode", "devnode", "-n", "eth0", "eth0", NULL);
error (1, err, "Invocation of devnode failed");
}
}
mach_port_deallocate (mach_task_self (), device_master);
}
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