#!/bin/sh

# Copyright 2007-2010  Robby Workman, Northport, Alabama, USA
# Copyright 2007-2018  Patrick Volkerding, Sebeka, MN, USA
# Copyright 2013  Bart van der Hall, Istanbul, TR
# Copyright 2020  Eugene Wissner, Dachau, Germany
# 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.

PKGNAM=dbus
VERSION=${VERSION:-1.16.2}
BUILD=${BUILD:-2}
TAG=${TAG:-_snuk}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i586 ;;
    arm*) export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/var/cache/snukware/tmp}
PKG=$TMP/package-$PKGNAM
OUTPUT=${OUTPUT:-/var/cache/snukware/a}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e # Exit on most errors

rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf $PKGNAM-$VERSION
tar xvf $CWD/$PKGNAM-$VERSION.tar.?z*
cd $PKGNAM-$VERSION
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Configure, build, and install:
export CFLAGS="$SLKCFLAGS"
export CXXFLAGS="$SLKCFLAGS"
mkdir meson-build
cd meson-build
meson setup \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --libexecdir=/usr/libexec \
  --bindir=/usr/bin \
  --sbindir=/usr/sbin \
  --includedir=/usr/include \
  --datadir=/usr/share \
  --mandir=/usr/man \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --buildtype=release \
  -Ddoxygen_docs=disabled \
  -Dapparmor=disabled \
  -Dselinux=disabled \
  -Dinotify=enabled \
  -Duser_session=true \
  -Dx11_autolaunch=enabled \
  -Dsystemd=enabled \
  -Dsystem_pid_file=/run/dbus/dbus.pid \
  -Dsystem_socket=/run/dbus/system_bus_socket \
  .. || exit 1
  "${NINJA:=ninja}" $NUMJOBS || exit 1
  DESTDIR=$PKG $NINJA install || exit 1
cd ..



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

# Compress and link manpages, if any:
find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done

# Install a custom init script for dbus - the included one is not good for us
#mkdir -p $PKG/etc/rc.d/
#cat $CWD/rc.messagebus > $PKG/etc/rc.d/rc.messagebus.new
#chmod 0755 $PKG/etc/rc.d/rc.messagebus.new

# Fix some directory ownership
#chown messagebus $PKG/var/lib/dbus

mkdir -p ${PKG}/etc/X11/xinit/xinitrc.d
install -pm0755 ${CWD}/00-start-message-bus.sh \
  ${PKG}/etc/X11/xinit/xinitrc.d/00-start-message-bus.sh

# Add documentation
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
cp -a \
  AUTHORS COPYING* INSTALL NEWS README* doc/*.txt \
  $PKG/usr/doc/$PKGNAM-$VERSION
find $PKG/usr/doc/$PKGNAM-$VERSION -type f -exec chmod 0644 {} \;

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 $OUTPUT/$PKGNAM-$VERSION-$ARCH-$BUILD$TAG.txz