#!/bin/bash

# SlackBuild script for "Battle of Wesnoth".

# Copyright 2007-2010  Michiel van Wessem, Manchester, United Kingdom
# Copyright 2010-2017 Willy Sudiarto Raharjo <willysr@slackbuilds.org>
# Copyright 2018-2022 Edward W. Koenig, Vancouver, WA, USA
# All  rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "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 COPYRIGHT
# OWNER OR CONTRIBUTORS 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=wesnoth
VERSION=${VERSION:-1.16.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

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}

SERVER=${SERVER:-"no"}

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

if [ "$SERVER" = "yes" ]; then
    OPT_SERVER="server-uid=229 server-gid=229"
fi

set -e

if [ -z "$NUMJOBS" ]; then
  # 20220221 bkw: everything else respects MAKEFLAGS, set NUMJOBS here
  # from environment MAKEFLAGS, if we can...
  NUMJOBS="$( echo $MAKEFLAGS | sed 's,.*-j *\([0-9][0-9]*\).*,\1,' )"

  # ...if not, cores - 1:
  [ -z "$NUMJOBS" ] && NUMJOBS=$(( $( nproc ) - 1 ))

  # ...but not if we only had one core!
  [ "$NUMJOBS" = "0" ] && NUMJOBS=1
fi

echo "=== NUMJOBS='$NUMJOBS'"

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
rm -rf $TMP/$PRGNAM-$VERSION
cd $TMP
tar xvf $CWD/$PRGNAM-$VERSION.tar.bz2
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 {} \+

scons \
 CXXFLAGS="$SLKCFLAGS" \
 CFLAGS="$SLKCFLAGS" \
 prefix=/usr \
 libdir=/usr/lib${LIBDIRSUFFIX} \
 datadir=/usr/share/wesnoth \
 docdir=/usr/doc/$PRGNAM-$VERSION \
 mandir=/usr/man \
 build=release \
 icondir=/usr/share/icons \
 desktopdir=/usr/share/applications \
 $OPT_SERVER \
 jobs=${NUMJOBS} \
 wesnoth wesnothd campaignd

scons install destdir=$PKG

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a COPYING INSTALL.md changelog.md README.md copyright $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir $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