#!/bin/sh

if ! [ -a dev/console ] ;
then

    if [ "$USER" = "root" ]; then
        MKNOD="mknod"
    else
        MKNOD="sudo mknod"
    fi
    
    $MKNOD dev/console c 5 1 
    $MKNOD dev/ttyAMA0 c 204 64
    $MKNOD dev/ttyAMA1 c 204 65
    $MKNOD dev/ttyS000 c 204 64

    if [ $? -ne 0 ] ;
    then
        echo "'mknod dev/console c 5 1' failed!"
        echo "You are not 'root' or you have not sudo privilege."
    fi
fi