#!/bin/sh

# Slackware build script for jezzball-kazzmir

# Written by B. Watson (yalhcru@gmail.com)

# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

# Source is mirrored on my site only because the "cloud" download link isn't
# stable (random-looking hostnames). Homepage is the allegro.cc game depot
# entry for this game, since the original homepage is defunct.

PRGNAM=jezzball-kazzmir
VERSION=${VERSION:-1.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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

SRCNAM=jezzball

# load game data from here, rather than current dir
DATADIR=/usr/share/games/$PRGNAM/

# save high scores here, rather than current dir
SCOREDIR=/var/games/$PRGNAM

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.gz
cd $SRCNAM-$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 {} \;

sed -i 's,\./data\|data/,'"$DATADIR"',' src/main.cpp
sed -i 's,score\.jzb,'$SCOREDIR'/&,' src/score.cpp

# link fix, plus use our cflags
sed -i -e "s,-O2,$SLKCFLAGS," -e 's,jpgal,jpgalleg,' SConstruct

# fix globbing
sed -i 's,FA_ARCH,FA_ALL,' src/main.cpp

# NULL not defined
sed -i '1i#include <string.h>' src/region.cpp

# Don't spew cute quotations constantly. Game should only insult you
# when you *die*. I know the Slackware philosophy is not to change anything
# unless absolutely required to make the software functional, but to me
# the unpatched game *is* nonfunctional because it's too annoying to play.
patch -p1 < $CWD/insults.diff

scons

# manual install
mkdir -p $PKG/usr/games $PKG/$DATADIR
install -s -m0755 $SRCNAM $PKG/usr/games/$PRGNAM
cp -a data/* $PKG/$DATADIR

# Just for fun, we'll include some Slack-themed playfields. If you
# really wanted to, you could include your own PNG playfields in
# the pics/ dir. The game will scale them down if they're too
# large, but won't scale them up if they're tiny, so make sure
# they're not too small (or the game becomes unplayable).
tar xvf $CWD/jezzball-kazzmir-extra-backgrounds.tar.gz
install -oroot -groot -m0644 pics/*.png $PKG/$DATADIR/pics

# world-writable scorefile. The dir it's in is only writable by root,
# the game can't create the scorefile if it's missing, so we have to
# include the stock one in the package (which the game can and will
# modify as needed).
mkdir -p $PKG/$SCOREDIR
zcat $CWD/score.jzb.gz > $PKG/$SCOREDIR/score.jzb
chmod 666 $PKG/$SCOREDIR/score.jzb

# icon made with the gimp, from a screenshot of the game
mkdir -p $PKG/usr/share/pixmaps
cat $CWD/$PRGNAM.png > $PKG/usr/share/pixmaps/$PRGNAM.png

# .desktop file written for this build
mkdir -p $PKG/usr/share/applications
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/README_Slackware.txt > $PKG/usr/doc/$PRGNAM-$VERSION/README_Slackware.txt
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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 $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}