#!/bin/sh

# Slackware build script for eclipse-platform

# Copyright 2020, 2021 Igor Alexandrov <igor.alexandrov@outlook.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=eclipse-platform
VERSION=${VERSION:-4.19}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

if [ "$ARCH" != "x86_64" ]; then
  echo "$ARCH is not supported for $PRGNAM-$VERSION"
  exit 1
fi

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

SRCNAM=eclipse

set -eu

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $PKG
tar xvf $CWD/$PRGNAM-$VERSION-linux-gtk-$ARCH.tar.?z*

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 {} \;

find . -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 {opt,usr/{bin,doc/$PRGNAM-$VERSION}}
mv $SRCNAM opt/$PRGNAM

mv opt/$PRGNAM/configuration/config.ini opt/$PRGNAM/configuration/config.ini.new
mv opt/$PRGNAM/eclipse.ini opt/$PRGNAM/eclipse.ini.new

ln -s ../../opt/$PRGNAM/$SRCNAM usr/bin/$PRGNAM
ln -s ../../../opt/$PRGNAM/readme/readme_eclipse.html usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

install -D -m 0644 $CWD/$PRGNAM.desktop usr/share/applications/$PRGNAM.desktop
install -D -m 0644 "$(find . -name '*eclipse48.png')" usr/share/pixmaps/$PRGNAM.png

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

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