#!/bin/sh
# Slackware build script for <virtualbox-bin>
# Written by torimus


PRGNAM=virtualbox-bin
VERSION=${VERSION:-4.2.12}
ARCH=${ARCH:-i486}
# Architecture code of the source package
case $ARCH in
    "x86_64")
        SRCARCH="amd64"
        ;;
    "i[3-6]86")
        SRCARCH="x86"
        ;;
    *)
        echo "unsupported architecture !"
        ;;
esac
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
VERBUILD=84980

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
INST_DIR=/opt/VirtualBox    # need to be this one as this is hardcoded in Oracle's
                            # binaries

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"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
mkdir -p $PRGNAM-$VERSION 
cd $PRGNAM-$VERSION
sh $CWD/VirtualBox-${VERSION}-${VERBUILD}-Linux_${SRCARCH}.run --check
sh $CWD/VirtualBox-${VERSION}-${VERBUILD}-Linux_${SRCARCH}.run --target . --nox11 --noexec
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

install -d $PKG/$INST_DIR
tar xjf VirtualBox.tar.bz2 -C $PKG/$INST_DIR

# Hardened build: Mark binaries suid root, create symlinks for working around
#                 unsupported $ORIGIN/.. in VBoxC.so and make sure the
#                 directory is only writable by the user (paranoid).
chmod 4511 $PKG/$INST_DIR/VirtualBox $PKG/$INST_DIR/VBox{SDL,Headless,NetDHCP,NetAdpCtl}
for _lib in VBox{VMM,REM,RT,DDU,XPCOM}.so; do
ln -sf "$INST_DIR/$_lib" "$PKG/$INST_DIR/components/$_lib"
done
chmod go-w .

# Install the SDK
pushd "$PKG/$INST_DIR/sdk/installer"
VBOX_INSTALL_PATH="${INST_DIR}" python vboxapisetup.py install --root "${PKG}"
rm -r -f build
popd


# Install udev rules
install -D -m 0644 "$CWD/10-vboxdrv.rules" "$PKG/usr/lib/udev/rules.d/10-vboxdrv.rules"
# we need to move and not symlink VBoxCreateUSBNode.sh in /usr/lib/udev to avoid udevd
# to look /opt when /opt is not mounted. This can be done until VBoxCreateUSBNode.sh doesn't
# need more stuff from /opt
mv $PKG/$INST_DIR/VBoxCreateUSBNode.sh "$PKG/usr/lib/udev/"

# Install Fixusb script
install -D -m 0755 "$CWD/VBoxFixUSB" $PKG/$INST_DIR/VBoxFixUSB

# Update Slack's initscripts way of life in VBox.sh
sed -i -e 's,sudo /etc/init.d/vboxdrv setup,/etc/rc.d/rc.vboxdrv start,g' \
"$PKG/$INST_DIR/VBox.sh"
sed -i -e 's,sudo /etc/init.d/vboxdrv restart,/etc/rc.d/vboxdrv start,g' \
"$PKG/$INST_DIR/VBox.sh"

# Install vboxweb initscript
install -D -m 0755 "$CWD/vboxweb.rc" "$PKG/etc/rc.d/rc.vboxweb.new"
install -D -m 0644 "$CWD/vboxweb.conf" "$PKG/etc/vbox/vboxweb.conf.new"

# Symlink the launchers. Second link can fail if fs is not case sensitive.
install -d -m 0755 "$PKG/usr/bin"
for _bin in VirtualBox VBox{Headless,Manage,SDL,SVC,Tunctl,NetAdpCtl,FixUSB} rdesktop-vrdp; do
ln -s "$INST_DIR/$_bin" "$PKG/usr/bin/$_bin"
ln -s "$INST_DIR/$_bin" "$PKG/usr/bin/${_bin,,}" &>/dev/null || :
done

# Symlink the desktop icon and ".desktop" files
install -d -m 0755 "$PKG/usr/"{share/applications,share/pixmaps}
ln -s "$INST_DIR/VBox.png" "$PKG/usr/share/pixmaps/VBox.png"
ln -s "$INST_DIR/icons/128x128/virtualbox.png" "$PKG/usr/share/pixmaps/virtualbox.png"
ln -s "$INST_DIR/virtualbox.desktop" "$PKG/usr/share/applications/virtualbox.desktop"

# Symlink mime info
install -d -m 0755 "$PKG/usr/share/mime/packages"
ln -s "$INST_DIR/virtualbox.xml" "$PKG/usr/share/mime/packages/virtualbox.xml"

# Symlink doc
install -d -m 0755 "$PKG/usr/doc/$PRGNAM-$VERSION"
ln -s "$INST_DIR/VirtualBox.chm" "$PKG/usr/doc/$PRGNAM-$VERSION/virtualbox.chm"

# Symlink module sources in /usr/src
#install -d -m 0755 "$PKG/usr/src"
#ln -s "$INST_DIR/src/vboxhost" "$PKG/usr/src/vboxhost-$VERSION"

# Symlink icons
pushd $PKG/$INST_DIR/icons
for _dir in *; do
cd "$_dir"
install -d -m 0755 "$PKG/usr/share/icons/hicolor/$_dir/"{apps,mimetypes}
for _icon in *; do
  if [[ "$_icon" = 'virtualbox.png' ]]; then
      ln -s "$INST_DIR/icons/$_dir/$_icon" "$PKG/usr/share/icons/hicolor/$_dir/apps/$_icon"
  else
      ln -s "$INST_DIR/icons/$_dir/$_icon" "$PKG/usr/share/icons/hicolor/$_dir/mimetypes/$_icon"
  fi
done
cd - >/dev/null
done
popd

# Write the configuration file
install -D -m 0644 /dev/null "$PKG/etc/vbox/vbox.cfg"
cat > "$PKG/etc/vbox/vbox.cfg" <<EOF
# VirtualBox installation directory"
INSTALL_DIR="$INST_DIR"

# VirtualBox version
INSTALL_VER="$VERSION"
INSTALL_REV="$VERBUILD"
EOF


( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | \
    xargs strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | \
    xargs strip --strip-unneeded 2> /dev/null || true
)

#( cd $PKG/usr/man
#  find . -type f -exec gzip -9 {} \;
#  for i in $( find . -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
#)

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
# Move documentation to the right place.
# omitted: VirtualBox.chm
mv \
  $PKG/$INST_DIR/{LICENSE,UserManual.pdf} \
  $PKG/usr/doc/$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:-txz}