#!/bin/bash
#
#  virtualbox-guest-modules.SlackBuild 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 any later version.
#
#  virtualbox-guest-modules.SlackBuild 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.  See the GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License along with
#  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
#  Place - Suite 330, Boston, MA 02111-1307, USA
#
# Copyright 2008-2010 Heinz Wiesinger, Amsterdam, The Netherlands
# Copyright 2008 Mauro Giachero <mauro.giachero@gmail.com>

# default settings
PACKAGE="virtualbox-guest-modules"
PACKAGE_EXT="gz"
VERSION=${VERSION:=5.0.40}
BUILD=${BUILD:=1}
KERNEL=${KERNEL:-$(uname -r)}
KERNELPATH=${KERNELPATH:-/lib/modules/$KERNEL/build}

if [ -f ~/.slackbuildrc ]; then
  . ~/.slackbuildrc
elif [ -f ../../runtime/slackbuildrc ]; then
  . ../../runtime/slackbuildrc
fi

PVERSION=${PVERSION}_$(echo ${KERNEL} | tr '-' '_')
SRC=../virtualbox-guest-utils/virtualbox-kernel-${VERSION}.tar.gz

if [ ! -f $SRC ]; then
  echo "Build the virtualbox-guest-utils package first, that will also create"
  echo "the source for this package."
  exit 1
fi
unpack_source $SRC src

# Create directories
mkdir -p $PKG/lib/udev/rules.d $PKG/etc/rc.d/{init.d,rc{0,1,3,4,6}.d}

# SysV init
install -m 755 $CWD/virtualbox.init $PKG/etc/rc.d/init.d/virtualbox
cd $PKG/etc/rc.d/rc0.d
  ln -s ../init.d/virtualbox K95virtualbox
cd $PKG/etc/rc.d/rc1.d
  ln -s ../init.d/virtualbox K95virtualbox
cd $PKG/etc/rc.d/rc3.d
  ln -s ../init.d/virtualbox S05virtualbox
cd $PKG/etc/rc.d/rc4.d
  ln -s ../init.d/virtualbox S05virtualbox
cd $PKG/etc/rc.d/rc6.d
  ln -s ../init.d/virtualbox K95virtualbox
cd $TMP/src

# Udev rules
echo "KERNEL==\"vboxguest\", NAME=\"vboxguest\", OWNER=\"vboxguest\", MODE=\"0660\"" > $PKG/lib/udev/rules.d/60-vboxadd.rules
echo "KERNEL==\"vboxuser\", NAME=\"vboxuser\", OWNER=\"vboxguest\", MODE=\"0666\""  >> $PKG/lib/udev/rules.d/60-vboxadd.rules


# Build kernel modules
mkdir -p $PKG/lib/modules/$KERNEL/misc
for i in vboxguest vboxsf vboxvideo; do
  cd $i-${VERSION}
    make KERN_DIR=$KERNELPATH || exit 3
    install -m 0644 $i.ko $PKG/lib/modules/$KERNEL/misc/
  cd -
done

mkdir -p $PKG/install
cat << EOF > $PKG/install/doinst.sh
if ! grep ^vboxguest: /etc/group 2>&1 > /dev/null; then
  groupadd -g 215 vboxguest
fi
if ! grep ^vboxguest: /etc/passwd 2>&1 > /dev/null; then
  useradd -u 215 -d /var/run/vboxguest -g 215 -s /bin/sh vboxguest
fi

chroot . /sbin/depmod -a $KERNEL
EOF

mkdir -p $DOCS
cat $CWD/README.Slackware > $DOCS/README.Slackware

fixup_package $PKG

# Clean up the extra stuff:
set +u
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP/$PACKAGE-$VERSION
  rm -rf $PKG
fi