#!/bin/bash

usage () {
    echo "$0 usage:"
    echo ""
    echo "    cd /usr/src/linux ; $0 [-h|--help|<TAG>]"
    echo ""
    echo "  Copies the following files from the current directory to /boot,"
    echo "  appending -<TAG> to the names."
    echo "      vmlinux" #arch/i386/boot/bzImage
    echo "      System.map"
    echo "      .config"
    echo "      include/linux/autoconf.h"
    echo "      include/linux/version.h"
}


for arg ; do
    case "$arg" in
    -h|--help)
        usage
        exit 0
        ;;
    -*)
        echo "$0: Invalid option '$arg'."
        usage 
        exit 1
        ;;
    *)
        if [ -n "$tag" ] ; then
            echo "$0: Tag '$tag' already given. '$arg' is supperfluous."
            usage
            exit 1
        fi
        tag="$arg"
        ;;
    esac
done

if [ -z "$tag" ] ; then
    echo "$0: Missing a tag argument"
    usage
    exit 1
fi

cp arch/i386/boot/bzImage         /boot/vmlinuz-${tag}
cp System.map                     /boot/System.map-${tag}
tar zcf /boot/config-${tag}.tar.gz \
    .config \
    include/linux/autoconf.h \
    include/linux/version.h 
ln -sf System.map-${tag}           /boot/System.map

#END#