#!/bin/sh
# Running this script as 'sh' for Make

CFG_DIR="config"
HV_VER_FILE="hvlinux-version"

check_hvlinux_version()
{
    # Default value, assume we run on the host.
    export HVLINUX_RUN_MODE="host"

    if [ -f ${CFG_DIR}/${HV_VER_FILE} ]; then
        . ${CFG_DIR}/${HV_VER_FILE}

        # Compare local UUID to the one in /etc to determine if we run on the
        # host or on the newly-built HVLinux system.
        if [ -f /etc/${HV_VER_FILE} ]; then
            # Save value
            HVUUID_LOCAL=${HVUUID}

            . /etc/${HV_VER_FILE}

            if [ "x${HVUUID_LOCAL}" = "x${HVUUID}" ]; then
                HVLINUX_RUN_MODE="native"
            else
                # Restore value in case of mismatch
                HVUUID=${HVUUID_LOCAL}
            fi
        fi
    fi

    if [ "x${HVLINUX_RUN_MODE}" = "xnative" ]; then
        #echo "Running in NATIVE mode (stage >= 2)"
        echo "NATIVE"
    else
        #echo "Running in HOST mode (stage 0 or 1)"
        echo "HOST"
    fi
}