#!/bin/sh

# Heavily based on the Slackware 14.0 SlackBuild (v1)

# Written by Matteo Rossini ( zerouno @ slacky.it )
# Last build from Matteo Rossini ( zerouno @ slacky.it )

# Slackware build script for nvidia-vdpau
# Official Site: http://www.nvidia.com/Download/index.aspx

# 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.

set -e


# Basic information. 
PKGNAME=nvidia-vdpau
VERSION=${VERSION:-310.19}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}
ARCH=${ARCH:-x86_64}
NARCH=x86
if [ $ARCH == "x86_64" ];then NARCH=x86_64;fi 
SOURCE="http://download.nvidia.com/XFree86/Linux-$ARCH/$VERSION/NVIDIA-Linux-$NARCH-$VERSION.run"
TAR=NVIDIA-Linux-$NARCH-$VERSION.run      # empty = auto
DIR=NVIDIA-Linux-$NARCH-$VERSION      # empty = auto
DOCS="html/vdpausupport.html README.txt LICENSE NVIDIA_Changelog"
SLKFILES="vdpau.h vdpau.pc vdpau_wrapper.cfg vdpau_x11.h NVIDIA.Slackware"

# If EULA
if [ -e EULA.TXT ];then
  more EULA.TXT
  echo "Do you accept terms? (yes/[no])"
  read ACCEPT
  if [ "$ACCEPT" != "yes" ];then
    echo; echo "SlackBuild Aborted!!"
    exit 1
  fi
fi

# Does not touch following if not needed
CWD=$(pwd)
TMP=${TMP:-/tmp/buildpkgs/$PKGNAME}
PKG=$TMP/package-$PKGNAME
OUTPUT=${OUTPUT:-$CWD}
TAR=${TAR:-$(basename $SOURCE)}
DIR=${DIR:-$(echo "$TAR"|sed -r 's/(\.tar|)(.gz|.bz2|.xz|)$//')}

if [ ! -e "$CWD/$TAR" ];then
  wget "$SOURCE" -O "$CWD/$TAR"
fi

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

### Preparing Source
rm -rf $TMP
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
sh $CWD/$TAR -x
cd $DIR

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

## Standard
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
[ -e $CWD/doinst.sh ] && cat $CWD/doinst.sh > $PKG/install/doinst.sh

## Installation

# Base
mkdir -p $PKG/etc
cat $CWD/vdpau_wrapper.cfg > $PKG/etc/vdpau_wrapper.cfg.new

# Install Libraries

mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}/vdpau

install -m 755 \
    libvdpau.so.$VERSION \
  $PKG/usr/lib${LIBDIRSUFFIX}
  cd $PKG/usr/lib${LIBDIRSUFFIX}
    ln -sf libvdpau.so.$VERSION libvdpau.so.1
    ln -sf libvdpau.so.1 libvdpau.so
    ln -sf vdpau/libvdpau_nvidia.so.$VERSION libvdpau_nvidia.so
    ln -sf vdpau/libvdpau_trace.so.$VERSION libvdpau_trace.so
  cd -


install -m 755 \
    libvdpau_nvidia.so.$VERSION \
    libvdpau_trace.so.$VERSION \
  $PKG/usr/lib${LIBDIRSUFFIX}/vdpau
  cd $PKG/usr/lib${LIBDIRSUFFIX}/vdpau
    ln -sf libvdpau_nvidia.so.$VERSION libvdpau_nvidia.so.1
    ln -sf libvdpau_trace.so.$VERSION libvdpau_trace.so.1
    ln -sf libvdpau_nvidia.so.1 libvdpau_nvidia.so
    ln -sf libvdpau_trace.so.1 libvdpau_trace.so
  cd -

# Install Headers from libvdpau 0.5

mkdir -p $PKG/usr/include/vdpau $PKG/usr/lib${LIBDIRSUFFIX}/pkgconfig
cat $CWD/vdpau.h > $PKG/usr/include/vdpau/vdpau.h
cat $CWD/vdpau_x11.h > $PKG/usr/include/vdpau/vdpau_x11.h
cat $CWD/vdpau.pc > $PKG/usr/lib${LIBDIRSUFFIX}/pkgconfig/vdpau.pc

# Documentation
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION
cp -r $DOCS $PKG/usr/doc/$PKGNAME-$VERSION
 
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cd $CWD
for SB in $PKGNAME.SlackBuild slack-desc doinst.sh doinst.sh.gz EULA.TXT $SLKFILES;do
  [ -e $SB ]&&cp -r $SB $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$SB
done

cat $CWD/NVIDIA.Slackware > $PKG/usr/doc/$PKGNAME-$VERSION/NVIDIA.Slackware

cd $PKG
chown -R root:root $PKG

if [ -x "$(which requiredbuilder 2>/dev/null)" ];then
  requiredbuilder -y -v -s $CWD $PKG   # add "-c -b" if you have binary files in /usr/share 
  [ -e install/slack-required ]&&cat install/slack-required > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-required
fi

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

if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP
fi