#!/bin/sh
CWD=`pwd`
TMP=${TMP:-/tmp}
PKG=$TMP/package-kernel-modules

VERSION=${VERSION:-2.6.22.8}
ARCH=${ARCH:-x86_64}
BUILD=${BUILD:-2}
DISTRO=${DISTRO:-slamd64}

if [ $DISTRO = slackware ]; then
	PKGARCH=$ARCH
else
	PKGARCH=${ARCH}_${DISTRO}
fi

if [ ! -d $TMP ]; then
  mkdir -p $TMP
fi
rm -rf $PKG
mkdir -p $PKG
echo "Using /lib/modules/${VERSION}/"
echo "Make sure these are *ready*... compressed, or not."
echo "However you want 'em."
sleep 5
mkdir -p $PKG/lib/modules
cp -a /lib/modules/${VERSION} $PKG/lib/modules
mkdir -p $PKG/etc/rc.d
cat $CWD/rc.modules.new > $PKG/etc/rc.d/rc.modules-${VERSION}.new
chmod 755 $PKG/etc/rc.d/rc.modules-${VERSION}.new
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

# Write out the doinst.sh:
cat << EOF > $PKG/install/doinst.sh
config() {
  NEW="\$1"
  OLD="\$(dirname \$NEW)/\$(basename \$NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r \$OLD ]; then
    mv \$NEW \$OLD
  elif [ "\$(cat \$OLD | md5sum)" = "\$(cat \$NEW | md5sum)" ]; then # toss the redundant copy
    rm \$NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

config etc/rc.d/rc.modules-${VERSION}.new

# If rc.modules is a real file, back it up:
if [ -r etc/rc.d/rc.modules -a ! -L etc/rc.d/rc.modules ]; then
  cp -a etc/rc.d/rc.modules etc/rc.d/rc.modules.bak 
fi
# Make rc.modules a symlink if it's not already, but do not replace
# an existing symlink.  You'll have to decide to point at a new version
# of this script on your own...
if [ ! -L etc/rc.d/rc.modules ]; then
  ( cd etc/rc.d ; rm -rf rc.modules )
  ( cd etc/rc.d ; ln -sf rc.modules-${VERSION} rc.modules )
fi

# A good idea whenever kernel modules are added or changed:
if [ -x sbin/depmod ]; then
  chroot . /sbin/depmod -a ${VERSION} 1> /dev/null 2> /dev/null
fi

EOF

cd $PKG
makepkg -l y -c n $TMP/kernel-modules-$VERSION-$PKGARCH-$BUILD.tgz