#!/bin/sh

# kernel-source.SlackBuild
# Package the Raspberry Pi kernel source
#
# Copyright 2012 David Spencer, Baildon, West Yorkshire, U.K.
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

FLAVOUR=raspi
PRGNAM=kernel-source-$FLAVOUR

VERSION=${VERSION:-$(cd /lib/modules; /bin/ls -t | head -1)}
BUILD=${BUILD:-1}
TAG=${TAG:-}

CWD=$(pwd)
TMP=${TMP:-/tmp}
OUTPUT=${OUTPUT:-/tmp}
PKG=$TMP/package-$PRGNAM

SLKARCH=noarch
unset ARCH

set -e

rm -rf $PKG

mkdir -p $PKG/usr/src/linux-$VERSION
cd /usr/src/linux
cp -a \
  * \
  .gitignore .config .mailmap \
  $PKG/usr/src/linux-$VERSION

cd $PKG/usr/src
ln -s linux-$VERSION linux
cd linux-$VERSION
make clean
make prepare

mkdir -p $PKG/install
cp \
  $CWD/slack-desc \
  $PKG/install

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$(echo ${VERSION} | tr - _)-$SLKARCH-$BUILD$TAG.${PKGTYPE:-tgz}