#!/bin/bash

# Slackware build script for shiboken2

# Copyright 2023-2025 Christoph Willing,  Sydney Australia
# 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=shiboken2
VERSION=${VERSION:-5.15.17}
SRCNAM=pyside-setup-opensource-src
SRCNAM_PATCHES=pyside2
SRCNAM_PATCHES_VERSION=5.15.16-3.1
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

PYTHON_VERSION=${PYTHON_VERSION:-$(python3 -c 'import sys; print("{}.{}".format(sys.version_info.major, sys.version_info.minor))')}
PYTHON_LIB_PATH=$(python3 -c "from sysconfig import get_path; print(get_path('platlib'))")

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-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

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

cmake_policy_version=""
if pkg-config --atleast-version 1.2.14 alsa ; then
  cmake_policy_version="-DCMAKE_POLICY_VERSION_MINIMUM=3.5" ;
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.xz
cd $SRCNAM-$VERSION/

tar xvf $CWD/${SRCNAM_PATCHES}_${SRCNAM_PATCHES_VERSION}.debian.tar.xz
while read -r patch ; do patch -Np1 -i debian/patches/$patch ; done <debian/patches/series
patch -Np1 < $CWD/Modify-sendCommand-signatures.patch
sed -i -e 's:#!/usr/bin/env python:#!/usr/bin/env/python3:' sources/shiboken2/shiboken_tool.py

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 {} \;

mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DLIB_INSTALL_DIR=lib64 \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    $cmake_policy_version \
    -DUSE_PYTHON_VERSION=$PYTHON_VERSION \
    -DBUILD_TESTS=OFF \
    -DCMAKE_BUILD_TYPE=Release ..

  cmake --build sources/$PRGNAM 
  DESTDIR=$PKG cmake --install sources/$PRGNAM
cd ..
python$PYTHON_VERSION setup.py egg_info --build-type=shiboken2
mkdir -p $PKG/$PYTHON_LIB_PATH
mv shiboken2.egg-info $PKG/$PYTHON_LIB_PATH/

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  sources/$PRGNAM/{AUTHORS,COPYING*,doc} \
  $PKG/usr/doc/$PRGNAM-$VERSION
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