#!/bin/sh

# Heavily based on the Slackware 13.1 SlackBuild
# Written by Davide Locatelli (l.davide_AT_tiscali.it) 
# Last build from Tommaso D'Anna aka tasodan ( www.slacky.eu )

# Slackware build script for VirtualBox
# Official Site: http://www.virtualbox.org

# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Required to build:
# acpica

# Exit the script on errors:
set -e
trap 'echo "$0 FAILED at line ${LINENO}"' ERR

# Catch variables:
PKGNAME=${PKGNAME:-virtualbox-ose}
VERSION=${VERSION:-3.2.12}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}
ARCH=${ARCH:-i486}

CWD=${CWD:-`pwd`}
TMP=${TMP:-/tmp/buildpkgs/$PKGNAME}
PKG=${PKG:-$TMP/package-$PKGNAME}
OUTPUT=${OUTPUT:-$CWD}

CHOST="i486"
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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"
  CHOST="x86_64"
fi

# Source files availability:
for i in VirtualBox-$VERSION-OSE.tar.bz2 SDKRef.pdf UserManual.pdf VBoxGuestAdditions_$VERSION.iso ; do
  SOURCE="http://download.virtualbox.org/virtualbox/$VERSION/$i"
  if [ ! -e $CWD/$i ];then
    wget $SOURCE
  fi
done

# Choice if you want to use a previous build or create a new one:
if [ "$1" == "--oldbuild" ]; then
  echo "Re-using a previous compilation."
else
  rm -rf $TMP
  mkdir -p $TMP $PKG $OUTPUT
fi

# Extract the sources:
cd $TMP
tar xvf $CWD/VirtualBox-$VERSION-OSE.tar.bz2
cd VirtualBox-${VERSION}_OSE

chown -R root:root .
chmod -R u+w,go+r-w,a-s .

echo -e "\E[0;32m+---------------------------------+\E[0;0m"
echo -e "\E[0;32m| Start SlackBuild virtualbox-ose |\E[0;0m"
echo -e "\E[0;32m+---------------------------------+\E[0;0m"

# Apply a custom bios logo:
pngtopnm $CWD/bios_logo.png | ppmquant -fs 256 | ppmtobmp > src/VBox/Devices/Graphics/BIOS/ose_logo.bmp

# Use our own configuration:
sed -i "s|VBOX_WITH_PAM = 1|VBOX_WITH_PAM =|g" Config.kmk
sed -i "s|VBOX_WITH_TESTCASES = 1|VBOX_WITH_TESTCASES =|g" Config.kmk
sed -i "/^LIBX11=/s|-L/usr/X11R6/lib -L/usr/X11R6/lib64 -L/usr/local/lib|-L/usr/lib$LIBDIRSUFFIX|g" configure
sed -i "s|/usr/lib |/usr/lib$LIBDIRSUFFIX |g" src/VBox/RDP/client/Makefile.kmk
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --disable-hardening \
  --disable-pulse \
  --ose
source ./env.sh

# Build:
kmk

# Make directories for the final package:
mkdir -p $PKG/usr/{bin,share/icons/hicolor/256x256/apps,share/applications}
mkdir -p $PKG/usr/lib$LIBDIRSUFFIX/virtualbox
mkdir -p $PKG/etc/{profile.d,rc.d,vbox}
mkdir -p $PKG/lib/udev/rules.d

# Install binaries and libraries:
cp -rf out/linux.*/release/bin/* $PKG/usr/lib$LIBDIRSUFFIX/virtualbox
rm -rf $PKG/usr/lib$LIBDIRSUFFIX/virtualbox/{additions,VBox.png,virtualbox.desktop}
cp $CWD/UserManual.pdf $CWD/SDKRef.pdf $PKG/usr/lib$LIBDIRSUFFIX/virtualbox
cp $CWD/VBoxGuestAdditions_$VERSION.iso $PKG/usr/lib$LIBDIRSUFFIX/virtualbox/VBoxGuestAdditions.iso

mv $PKG/usr/lib$LIBDIRSUFFIX/virtualbox/VBox.sh $PKG/usr/lib$LIBDIRSUFFIX/virtualbox/VBox
for i in VirtualBox VBox{Manage,SDL,VRDP,Headless} ; do
  sed -i "s/$i)/$(echo $i\) | tr 'A-Z' 'a-z')/" $PKG/usr/lib$LIBDIRSUFFIX/virtualbox/VBox
done

chmod -R 755 $PKG/usr/lib$LIBDIRSUFFIX/virtualbox

for i in vbox{headless,manage,sdl,vrdp} virtualbox ; do
  ln -s /usr/lib$LIBDIRSUFFIX/virtualbox/VBox $PKG/usr/bin/$i
done

# Install desktop and icon files:
sed \
  -e "s|\$VBOX_DOC_PATH|/usr/doc/$PKGNAME-$VERSION|g" \
  -e "s|Icon=VBox|Icon=virtualbox|g" \
  -e "s|Exec=VirtualBox|Exec=virtualbox|g" \
  src/VBox/Installer/linux/virtualbox.desktop > $PKG/usr/share/applications/virtualbox.desktop
install -m 0644 $CWD/virtualbox.png $PKG/usr/share/icons/hicolor/256x256/apps/virtualbox.png

# Install rules:
echo 'KERNEL=="vboxdrv", NAME="vboxdrv", OWNER="root", GROUP="vboxusers", MODE="0660"' \
  > $PKG/lib/udev/rules.d/60-vboxdrv.rules

# Install init and configuration files:
install -D -m 755 $CWD/rc.vboxdrv $PKG/etc/rc.d/rc.vboxdrv.new
install -D -m 755 $CWD/rc.vboxnet $PKG/etc/rc.d/rc.vboxnet.new
install -D -m 644 $CWD/rc.vboxbridge $PKG/etc/rc.d/rc.vboxbridge.new

cat << EOF > $PKG/etc/vbox/vbox.cfg.new
# VirtualBox installation directory
INSTALL_DIR="/usr/lib$LIBDIRSUFFIX/virtualbox"
EOF

# Install profile.d scripts for 3rd party apps:
cat << EOF > $PKG/etc/profile.d/vbox.csh.new
#!/bin/csh
setenv VBOX_PROGRAM_PATH /usr/lib$LIBDIRSUFFIX/virtualbox
setenv VBOX_SDK_PATH /usr/lib$LIBDIRSUFFIX/virtualbox/sdk
EOF
cat << EOF > $PKG/etc/profile.d/vbox.sh.new
#!/bin/sh
export VBOX_PROGRAM_PATH=/usr/lib${LIBDIRSUFFIX}/virtualbox
export VBOX_SDK_PATH=/usr/lib$LIBDIRSUFFIX/virtualbox/sdk
EOF
chmod 0755 $PKG/etc/profile.d/*

# Add documentation:
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION
cp -a \
  COPYING COPYING.CDDL \
  $PKG/usr/doc/$PKGNAME-$VERSION
  ln -s /usr/lib$LIBDIRSUFFIX/virtualbox/UserManual.pdf $PKG/usr/doc/$PKGNAME-$VERSION/UserManual.pdf
  ln -s /usr/lib$LIBDIRSUFFIX/virtualbox/SDKRef.pdf $PKG/usr/doc/$PKGNAME-$VERSION/SDKRef.pdf
cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/$PKGNAME.SlackBuild
cat $CWD/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/slack-desc

# Add slack-desc, doinst.sh and slack-required:
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
chown -R root:root $PKG

if [ -x "$(which requiredbuilder 2>/dev/null)" ];then
  requiredbuilder -y -v -s $CWD $PKG
fi

# Make the package:
/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}

# Clean up the extra stuff:
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP
fi