#!/bin/sh

# Slackware build script for qzdoom

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

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

# Heavily based on gzdoom.SlackBuild, since gzdoom and qzdoom are synced
# up regularly.

PRGNAM=qzdoom
VERSION=${VERSION:-2.1.0}
BUILD=${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 $PRGNAM-q$VERSION
tar xvf $CWD/$PRGNAM-q$VERSION.tar.gz
cd $PRGNAM-q$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 {} \+

SLKCFLAGS="$SLKCFLAGS -DNDEBUG -fuse-ld=gold"

mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS_RELEASE:STRING="$SLKCFLAGS -DSHARE_DIR=\\\"/usr/share/games/doom\\\"" \
    -DCMAKE_CXX_FLAGS_RELEASE:STRING="$SLKCFLAGS -DSHARE_DIR=\\\"/usr/share/games/doom\\\"" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DINSTALL_PATH=games \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    -DCMAKE_BUILD_TYPE=Release ..
  make VERBOSE=1
  make install/strip DESTDIR=$PKG VERBOSE=1
cd ..

# no easy way to coerce the docs to go where they should, so:
mkdir -p $PKG/usr/doc/
mv $PKG/usr/share/doc/$PRGNAM $PKG/usr/doc/$PRGNAM-$VERSION
rm -rf $PKG/usr/share/doc

# icon is the same as gzdoom's, .desktop written by SlackBuild author.
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

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}