#!/bin/bash

# Slackware build script for a driver for realtek based usb bluetooth
# adapters.

# Copyright 2023 Strahil Yordanov, Sofia, Bulgaria
# 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.
cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=realtek-bt
VERSION=${VERSION:-20201202}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
TMP=${TMP:-/tmp/SBo}
BUILD_DIR=$TMP/$PRGNAM
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm; echo "Unsupported arch $ARCH"; exit 1;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

BASE_DIR=20201202_LINUX_BT_DRIVER/usb/
SRC_DIR=bluetooth_usb_driver
DRV_DIR=lib/modules/$(uname -r)/kernel/drivers/bluetooth

set -e

rm -rf $BUILD_DIR $PKG
mkdir -p $TMP $BUILD_DIR $PKG $OUTPUT

cd $BUILD_DIR
7z x $CWD/mpow_BH519A_driver+for+Linux.7z
cd $BASE_DIR
make -C $SRC_DIR

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

cd $PKG

mkdir -p $DRV_DIR
cp $BUILD_DIR/$BASE_DIR/$SRC_DIR/rtk_btusb.ko $DRV_DIR
cp -r $CWD/install .
cat $CWD/slack-desc > $PKG/install/slack-desc

/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE