#!/bin/sh

printf "You built the new kernel first, right?\nPress \"Enter\" to continue...\n\n"
read _junk

if [ -z "$1" ]; then
  printf "Usage: $0 \$VERSION \n"
  exit 1
fi

VERSION="$1"

set -e

TMP=${TMP:-/root/tmp}
PKG=${PKG:-$TMP/package-kernel}

rm -rf $PKG
mkdir -p $PKG/boot $PKG/lib/modules $PKG/usr/src $PKG/install

printf "Generating initrd... \n"
mkinitrd -c -k $VERSION -F -o /boot/initrd-$VERSION.gz

printf "Copying kernel image, System.map, config, and initrd into package... \n"
cp /usr/src/linux-$VERSION/arch/x86_64/boot/bzImage $PKG/boot/vmlinuz-generic-$VERSION
cp /usr/src/linux-$VERSION/System.map $PKG/boot/System.map-generic-$VERSION
cp /usr/src/linux-$VERSION/.config $PKG/boot/config-generic-$VERSION
cp /boot/initrd-$VERSION.gz $PKG/boot/initrd-$VERSION.gz

# printf "Copying module tree into package... \n"
cp -a /lib/modules/$VERSION $PKG/lib/modules

printf "NOT Copying kernel source into package... \n"
printf "#commented# cp -a /usr/src/linux-$VERSION $PKG/usr/src \n"

cat << EOF > $PKG/install/slack-desc
kernel-custom$(printf $VERSION | tr -d .): kernel-custom (linux kernel for SBo virtual machines)
kernel-custom$(printf $VERSION | tr -d .):
kernel-custom$(printf $VERSION | tr -d .): This package contains the custom-compiled kernel for
kernel-custom$(printf $VERSION | tr -d .): the SBo virtual machines. It includes the kernel image,
kernel-custom$(printf $VERSION | tr -d .): modules, and initrd files - the only needed changes to
kernel-custom$(printf $VERSION | tr -d .): boot this kernel are a lilo stanza and invocation of lilo.
kernel-custom$(printf $VERSION | tr -d .):
kernel-custom$(printf $VERSION | tr -d .):
kernel-custom$(printf $VERSION | tr -d .):
kernel-custom$(printf $VERSION | tr -d .):
kernel-custom$(printf $VERSION | tr -d .):
EOF

cd $PKG
/sbin/makepkg -c n -l y $TMP/kernel-custom$(printf $VERSION | tr -d .)-$VERSION-x86_64-1_SBo.txz