xcat-core/xCAT/postscripts/configefi

if [ -d /sys/firmware/efi ]; then
    echo "Setting Boot Manager for the next boot."
    echo "delete all sysclone boot list"
    str_bootnums=`efibootmgr | grep 'syscloneLinux' | awk '{print $1}' | sed 's/boot//i' | sed 's/*//'`
    for str_num in $str_bootnums
    do
        efibootmgr -b $str_num -B -q
    done

    if [ -f "/boot/efi/EFI/redhat/grub.efi" ];then
        efibootmgr -c -l \\EFI\\redhat\\grub.efi -L syscloneLinux
    elif [ -f "/boot/efi/efi/SuSE/elilo.efi" ];then
        efibootmgr -c -l \\efi\\SuSE\\elilo.efi -L syscloneLinux
    else
        echo "Can not find the boot loader."
        exit 1
    fi
else
    echo "run grub-install to configure the MBR."
    if [ -e /etc/mtab ];then
        mv /etc/mtab /etc/mtab.bak
    fi
    grep -v rootfs /proc/mounts > /etc/mtab
    boot_device=''
    if [ -f "/etc/systemconfig/systemconfig.conf" ];then
        boot_device=`cat /etc/systemconfig/systemconfig.conf | grep BOOTDEV | awk '{print $3}'`
    else
        str_temp=`mount | awk '{print $1","$3}'`
        for line in $str_temp
        do
            mp=`echo $line | awk -F, '{print $2}'`
            if [ "$mp" = "/" ];then
                boot_device=`echo $line | awk -F, '{print $1}' | sed -e 's/[0-9]*$//'`
                break
            fi
        done
    fi

    if [ -n "$boot_device" ];then
        echo "the boot device is $boot_device"
    else
        echo "Can not find the boot device, return error"
        exit 1
    fi
    
    #for sles10, should run grub-install with parameters
    echo "grub-install --no-floppy --recheck $boot_device"
    grub-install --no-floppy --recheck $boot_device
    if [ $? -ne 0 ];then
        #sles11, run grub-install.unsupported directly
        grub-install.unsupported --no-floppy --recheck $boot_device
    fi
   
    if [ -e /etc/mtab.bak ];then
        mv -f /etc/mtab.bak /etc/mtab
    else
        rm -f /etc/mtab
    fi
fi