#!/bin/bash

# Slackware build script for egoboo

# Written by Larry Hajali <larryhaja[at]gmail[dot]com>
# Maintained by Erik Hanson <erik@slackbuilds.org>

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=egoboo
VERSION=${VERSION:-2.8.1}
BUILD=${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 the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
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 [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
# Remove executable permissions from all files.
find . -type f -exec chmod -x {} \;
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 {} \;

# Fix whatever this problem is
sed -i 's/-lGLU/-lGLU -lm/' src/game/Makefile

sed -i -e 's/\[COLOR_DEPTH\] : "32"/\[COLOR_DEPTH\] : "24"/g' \
       -e 's/\[Z_DEPTH\] : "32"/\[Z_DEPTH\] : "24"/g' \
       -e 's/\[OUTPUT_BUFFER_SIZE\] : "2548/\[OUTPUT_BUFFER_SIZE\] : "2048/g' \
       setup.txt


# fix data paths
sed -i -e 's#egoboo-2.x#egoboo#g' \
       -e 's#share/games#share#g' \
       -e 's#etc#share#g' \
       -e 's#games#bin#g' \
       src/game/platform/file_linux.c

# fix linking
sed -i -e 's#-lenet#-lenet -lm#g' src/game/Makefile

# fix keyboard bug
zcat $CWD/keyboard_directions.patch | patch -p1 --binary

cd src
make all
cd ..

mkdir -p $PKG/usr/bin
install -Dm755 src/game/egoboo-2.x $PKG/usr/bin/egoboo

# Copy data.
mkdir -p $PKG/usr/share/$PRGNAM
cp -rf controls.txt setup.txt basicdat/ modules/ $PKG/usr/share/$PRGNAM/

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

# Install icon and desktop files
install -D -m 0644 $CWD/$PRGNAM.png $PKG/usr/share/pixmaps/$PRGNAM.png
install -D -m 0644 $CWD/$PRGNAM.desktop $PKG/usr/share/applications/$PRGNAM.desktop

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a *.txt doc/*.txt doc/*.pdf license* $PKG/usr/doc/$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
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE