#!/bin/sh

# Slackware build script for libtorrent (rasterbar)

# Copyright 2019 Donald Cooley, South Haven, Indiana, USA
# Copyright 2009-2015  Erik W. Hanson, Minneapolis, MN, USA
# 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=libtorrent-rasterbar
VERSION=${VERSION:-1.1.13}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

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

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.?z*
cd $PRGNAM-$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 {} \;

# https://github.com/qbittorrent/qBittorrent/issues/6383#issuecomment-281535787
sed -i -e "s/+ target_specific(),/+ target_specific() + ['-std=c++14'],/" \
  bindings/python/setup.py

EXAMPLES=${EXAMPLES:-no}
[ "$EXAMPLES" = "yes" ] && examples="--enable-examples"

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS -std=c++14" \
LDFLAGS="-L/usr/lib${LIBDIRSUFFIX}" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var/lib \
  --disable-static \
  --enable-python-binding \
  --enable-encryption \
  $examples \
  --with-boost-libdir=/usr/lib${LIBDIRSUFFIX} \
  --disable-debug \
  --build=$ARCH-slackware-linux

make
make install-strip DESTDIR=$PKG

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a AUTHORS COPYING ChangeLog NEWS docs/ tools/ \
  $PKG/usr/doc/$PRGNAM-$VERSION

if [ "$EXAMPLES" = "yes" ]; then
  cp -a examples/ $PKG/usr/doc/$PRGNAM-$VERSION
  cp -a ed25519/ $PKG/usr/doc/$PRGNAM-$VERSION
fi

find $PKG \
  \( -name .deps -o -name .libs -o -name .dirstamp \
  \) -exec rm -rf {} \; || true

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

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

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