#!/bin/bash

# Slackware build script for xspacewarp
# Time Trek - like game for X Window System

# Written by Niels Horn <niels.horn@gmail.com>

# man-page and app-defaults files by Luis Henrique <lmello.009@gmail.com>

# Formerly maintained by:
# Ryan P.C. McQuen | Everett, WA | ryanpcmcquen@member.fsf.org

# Now maintained by B. Watson <yalhcru@gmail.com>

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version, with the following exception:
# the text of the GPL license may be omitted.

# This program is distributed in the hope that it will be useful, but
# without any warranty; without even the implied warranty of
# merchantability or fitness for a particular purpose. Compiling,
# interpreting, executing or merely reading the text of the program
# may result in lapses of consciousness and/or very being, up to and
# including the end of all existence and the Universe as we know it.
# See the GNU General Public License for more details.

# You may have received a copy of the GNU General Public License along
# with this program (most likely, a file named COPYING).  If not, see
# <http://www.gnu.org/licenses/>.

# 20170309 bkw:
# - take over maintenance
# - fix download & homepage URLs
# - i486 => i586
# - minor tweaks
# - TODO: re-enable the close button on the window? I don't see a way
#   to quit the game (nothing mentioned in the 'Orientation', man page,
#   or README).

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

PRGNAM=xspacewarp
VERSION=${VERSION:-1.2b}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

SRCVER=$(echo $VERSION | cut -b -3)

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 [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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

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

# Apply patch to version 1.2b (adapt for modern gcc compiler)
patch -p1 < $CWD/version12b.patch

xmkmf
make Makefile
make CDEBUGFLAGS="$SLKCFLAGS -fno-strength-reduce -fno-strict-aliasing" $PRGNAM

strip $PRGNAM
make install BINDIR=/usr/games DESTDIR=$PKG

mkdir -p $PKG/usr/share/applications $PKG/usr/share/pixmaps
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop
cat $CWD/$PRGNAM.png > $PKG/usr/share/pixmaps/$PRGNAM.png

# Install X app-defaults
mkdir -p $PKG/etc/X11/app-defaults
cat $CWD/XSpacewarp > $PKG/etc/X11/app-defaults/XSpacewarp.new

# Put man-page in package
mkdir -p $PKG/usr/man/man6
cat $CWD/xspacewarp.man | gzip -9 > $PKG/usr/man/man6/xspacewarp.6.gz

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a CHANGES $PKG/usr/doc/$PRGNAM-$VERSION/
cat $CWD/xspacewarp-1.2.README > $PKG/usr/doc/$PRGNAM-$VERSION/README
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