#!/bin/sh

# Slackware build script for MakeMKV

# Written by T3slider <t3slider@gmail.com>
# 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.

PRGNAM=makemkv
VERSION=${VERSION:-1.8.12}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  ARCHDIR=i386
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  ARCHDIR=i386
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  ARCHDIR=amd64
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  ARCHDIR=i386
  LIBDIRSUFFIX=""
fi

# Note: MakeMKV now includes a mips32 binary, but since there is no official
# MIPS Slackware port I'm ignoring it unless someone complains. Still no ARM
# version.

# Spoof libaacs and libbdplus? (This will override real libaacs.so.0 and
# libbdplus.so.0 upon package installation if they are present! If you want
# to spoof this, you should ensure those packages are not installed!)
FAKELIBS=${FAKELIBS:-no}

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
# Build the open source component first...
rm -rf ${PRGNAM}-oss-${VERSION}
tar xvf $CWD/${PRGNAM}-oss-${VERSION}.tar.gz
cd ${PRGNAM}-oss-${VERSION}
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PRGNAM-$VERSION \
  --build=$ARCH-slackware-linux

# MakeMKV devs seem to have difficulty with autotools, so --libdir doesn't
# actually appear to do anything. So we'll pass it explicitly.
make
make install LIBDIR="\${PREFIX}/lib${LIBDIRSUFFIX}" DESTDIR=$PKG

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a License.txt $PKG/usr/doc/$PRGNAM-$VERSION

# Now extract/copy the closed source component...
cd $TMP
rm -rf ${PRGNAM}-bin-${VERSION}
tar xvf $CWD/${PRGNAM}-bin-${VERSION}.tar.gz
cd ${PRGNAM}-bin-${VERSION}
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

# The makefile now supports DESTDIR so it's easier to use it. This is just
# removing the mandatory interactive EULA agreement which might confuse
# SlackBuild users (check the README which tells you to read the EULA anyway...)
sed -i "s/^\(install:\).*/\1/" Makefile

# We will not leave CPU detection up to the makefile here just in case...
make install ARCH=$ARCHDIR ARCH_OK=1 DESTDIR=$PKG

# Remove the 32-bit mmdtsdec binary on 64-bit systems. The author of MakeMKV
# claims that this will work on 64-bit systems as well -- see here.
# http://www.makemkv.com/dtshd/
# This is however a 32-bit binary linking to /lib/ld-linux.so.2 which will not
# work on pure Slackware64. makemkvcon may do some clever things to get around
# this on 64-bit systems but right now audio transcoding is crashing even for
# DTS-HD core audio, so I cannot test it.
if [ "$ARCH" = "x86_64" ]; then
  rm -f $PKG/usr/bin/mmdtsdec
fi

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

cp -a src/eula_en_linux.txt $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
cat $CWD/README.issues > $PKG/usr/doc/$PRGNAM-$VERSION/README.issues

if [ "$FAKELIBS" != "no" ]; then
    cd $PKG/usr/lib${LIBDIRSUFFIX}
    ln -s libmmbd.so.0 libaacs.so.0
    ln -s libmmbd.so.0 libbdplus.so.0
fi

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}