#!/bin/sh
# Slackware build script for starfighter

# Written by Tim Dickson   dickson.tim at googlemail.com

# changelog

# updated 15/10/2016 for v1.6
# make file now supports destdir and project comes with desktop file and icon
# so separate one not needed.
# doc location still changed to support slackware prefered location

PRGNAM=starfighter
VERSION=${VERSION:-1.6}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${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 $PRGNAM-$VERSION-src
tar xvf $CWD/$PRGNAM-$VERSION-src.tar.gz
cd $PRGNAM-$VERSION-src
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 \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;
# make file now supports DESTDIR
# we just change the doc dir to the slackware standard.
sed -i 's_share/doc/\$(PROG)_doc/\$(PROG)-\$(VERSION)_g' Makefile
make \
  CFLAGS="$SLKCFLAGS $(pkg-config --cflags sdl2 SDL2_image SDL2_mixer) -Wall -DLINUX " \
  CXXFLAGS="$SLKCFLAGS $(pkg-config --cflags sdl2 SDL2_image SDL2_mixer) -Wall -g "
make install \
  CFLAGS="$SLKCFLAGS $(pkg-config --cflags sdl2 SDL2_image SDL2_mixer) -Wall -DLINUX " \
  CXXFLAGS="$SLKCFLAGS $(pkg-config --cflags sdl2 SDL2_image SDL2_mixer) -Wall -g " \
  DESTDIR=$PKG

# Fixup ownership (no need for games group ownership of anything)
chown -R root:root $PKG
# Add the build script to the package docs and fixup doc permissions
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
find $PKG/usr/doc -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 $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}