#!/bin/bash
# Slackware build script for Realtek RTL8821CE Driver
# Copyright 2022 Andrzej Telszewski, Koszalin
# 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=rtl8821ce
VERSION=${VERSION:-20211119_ca204c6}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
KERNEL=${KERNEL:-$(uname -r)}
KERNELPATH=${KERNELPATH:-/lib/modules/${KERNEL}/build}
PKG_VERS=${VERSION}_$(printf "%s" "${KERNEL}" | tr - _)
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
i?86) ARCH=i586 ;;
arm*) ARCH=arm ;;
*) ARCH=$( uname -m ) ;;
esac
fi
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
echo "$PRGNAM-$PKG_VERS-$ARCH-$BUILD$TAG.$PKGTYPE"
exit 0
fi
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
set -e
rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
chmod -R a-st,u+rwX,go-w+rX .
# Optimize with -O2, inline with Slackware.
patch -p1 < $CWD/opt-for-performance.patch
# Allow building for kernels other than the running one.
patch -p1 < $CWD/allow-kver-ksrc.patch
make KVER=${KERNEL} KSRC=${KERNELPATH}
mkdir -p $PKG/lib/modules/$KERNEL/kernel/drivers/net/wireless/realtek/rtlwifi/$PRGNAM
install -m 0644 8821ce.ko $PKG/lib/modules/$KERNEL/kernel/drivers/net/wireless/realtek/rtlwifi/$PRGNAM
mkdir -p $PKG/usr/doc/$PRGNAM-$PKG_VERS
cp -a COPYING README.md $PKG/usr/doc/$PRGNAM-$PKG_VERS
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$PKG_VERS/$PRGNAM.SlackBuild
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
sed $CWD/doinst.sh -e "s%@KERNEL@%$KERNEL%" > $PKG/install/doinst.sh
cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$PKG_VERS-$ARCH-$BUILD$TAG.$PKGTYPE
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