#!/bin/bash

# $Id: nx.SlackBuild,v 1.8 2009/01/27 20:22:47 root Exp root $
# Copyright (c) 2008, 2009  Eric Hameleers, Eindhoven, The Netherlands
# All rights reserved.
#
#   Permission to use, copy, modify, and distribute this software for
#   any purpose with or without fee is hereby granted, provided that
#   the above copyright notice and this permission notice appear in all
#   copies.
#
#   THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 AUTHORS AND COPYRIGHT HOLDERS AND THEIR
#   CONTRIBUTORS 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.

# 3.4.0-1:    23/sep/2010 by Matteo Bernardini <ponce@slackbuilds.org>
#             * 3.4.0 updates and adaptations for slackbuilds.org
# 3.4.0-2:    21/feb/2011 by Matteo Bernardini <ponce@slackbuilds.org>
#             * updates and silent default config
# 3.5.0-1:    04/nov/2011 by Matteo Bernardini <ponce@slackbuilds.org>
#             * updates
# 3.5.0-2:    05/jun/2012 by Matteo Bernardini <ponce@slackbuilds.org>
#             * updates

PRGNAM=nx
VERSION=${VERSION:-3.5.0}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

SOURCE[0]="$CWD/nxproxy-${VERSION}-1.tar.gz"
SOURCE[1]="$CWD/nxcomp-${VERSION}-2.tar.gz"
SOURCE[2]="$CWD/nxcompext-${VERSION}-1.tar.gz"
SOURCE[3]="$CWD/nxssh-${VERSION}-2.tar.gz"
SOURCE[4]="$CWD/nx-X11-${VERSION}-2.tar.gz"
SOURCE[5]="$CWD/nxwin-${VERSION}-4.tar.gz"
SOURCE[6]="$CWD/nxauth-${VERSION}-1.tar.gz"
SOURCE[7]="$CWD/nxagent-${VERSION}-9.tar.gz"
SOURCE[8]="$CWD/nxesd-${VERSION}-2.tar.gz"
SOURCE[9]="$CWD/nxcompshad-${VERSION}-2.tar.gz"
SOURCE[10]="$CWD/nxscripts-${VERSION}-1.tar.gz"

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $TMP/$PRGNAM-$VERSION $PKG
mkdir -p $TMP/$PRGNAM-$VERSION $PKG $OUTPUT

cd $TMP/$PRGNAM-$VERSION
for (( i = 0; i < ${#SOURCE[*]}; i++ )) ; do tar xvf ${SOURCE[$i]} ; done

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

export CXXFLAGS="$SLKCFLAGS"
export CFLAGS="$SLKCFLAGS"

cat >> nx-X11/config/cf/host.def << EOF
#ifdef  i386Architecture
#undef  DefaultGcc2i386Opt
#define DefaultGcc2i386Opt $SLKCFLAGS -fno-strict-aliasing
#endif
#ifdef  MipsArchitecture
#undef  DefaultGcc2MipsOpt
#define DefaultGcc2MipsOpt $SLKCFLAGS -fno-strict-aliasing
#endif
#ifdef s390xArchitecture
#undef OptimizedCDebugFlags
#define OptimizedCDebugFlags $SLKCFLAGS -fno-strict-aliasing
#endif
#ifdef  AMD64Architecture
#undef  DefaultGcc2AMD64Opt
#define DefaultGcc2AMD64Opt $SLKCFLAGS -fno-strict-aliasing
#endif
EOF

sed -i -e "s|CXXFLAGS=.-O.*|CXXFLAGS=\"$CXXFLAGS\"|" */configure
sed -i -e "s|CPPFLAGS=.-O.*|CPPFLAGS=\"$CXXFLAGS\"|" */configure
sed -i -e "s|\"-O3\"|\"$CXXFLAGS\"|" */configure
sed -i -e "s|\"-g -O3\"|\"$CXXFLAGS\"|" */configure

# Build Compression Library and Proxy
for i in nxcomp nxproxy nxcompshad; do
  cd $i
    ./configure \
      --prefix=/usr \
      --libdir=/usr/lib${LIBDIRSUFFIX} \
      --localstatedir=/var \
      --sysconfdir=/etc \
      --build=$ARCH-slackware-linux
    make
  cd ..
done

# Build X11 Support Libraries and Agents
cd nx-X11 ; make World ; cd ..

# Build Extended Compression Library
cd nxcompext
  ./configure \
    --prefix=/usr \
    --libdir=/usr/lib${LIBDIRSUFFIX} \
    --localstatedir=/var \
    --sysconfdir=/etc \
    --build=$ARCH-slackware-linux
  make
cd ..

# Build nxssh
cd nxssh
  ./configure \
    --prefix=/usr \
    --libdir=/usr/lib${LIBDIRSUFFIX} \
    --localstatedir=/var \
    --sysconfdir=/etc \
    --without-zlib-version-check \
    --build=$ARCH-slackware-linux
  make
cd ..

# Build nxesd
cd nxesd
  ./configure \
    --prefix=/usr \
    --libdir=/usr/lib${LIBDIRSUFFIX} \
    --localstatedir=/var \
    --sysconfdir=/etc \
    --build=$ARCH-slackware-linux
  # link to system audiofile libs
  sed -i "s/AUDIOFILE_LIBS\ =.*/AUDIOFILE_LIBS = -L\/usr\/lib${LIBDIRSUFFIX} -laudiofile -lm/" Makefile
  make
cd ..

# Install all the needed stuff to the package dir
mkdir -p $PKG/usr/bin
cat <<EOT > $PKG/usr/bin/nxagent
#!/bin/sh
NXCOMMAND=\$(basename \$0)
export LD_LIBRARY_PATH=/usr/lib${LIBDIRSUFFIX}/NX/lib:\$LD_LIBRARY_PATH
exec /usr/lib${LIBDIRSUFFIX}/NX/\$NXCOMMAND \${1+"\$@"}
EOT
chmod 0755 $PKG/usr/bin/nxagent
ln -snf nxagent $PKG/usr/bin/nxproxy
ln -snf nxagent $PKG/usr/bin/nxssh
ln -snf nxagent $PKG/usr/bin/nxesd

mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}/NX/lib
cp -a nx-X11/lib/X11/libX11.so.* \
      nx-X11/lib/Xext/libXext.so.* \
      nx-X11/lib/Xrender/libXrender.so.* \
      $PKG/usr/lib${LIBDIRSUFFIX}/NX/lib
install -m 0755 nx-X11/programs/Xserver/nxagent \
  $PKG/usr/lib${LIBDIRSUFFIX}/NX

cp -a nxcomp/libXcomp.so.* $PKG/usr/lib${LIBDIRSUFFIX}/NX/lib
cp -a nxcompext/libXcompext.so.* $PKG/usr/lib${LIBDIRSUFFIX}/NX/lib
cp -a nxcompshad/libXcompshad.so.* $PKG/usr/lib${LIBDIRSUFFIX}/NX/lib
cp -a nxssh/nxssh $PKG/usr/lib${LIBDIRSUFFIX}/NX
cp -a nxesd/nxesd $PKG/usr/lib${LIBDIRSUFFIX}/NX
install -m 0755 nxproxy/nxproxy $PKG/usr/lib${LIBDIRSUFFIX}/NX

# Add documentation:
mkdir -p \
  $PKG/usr/doc/$PRGNAM-$VERSION/{nx-X11,nxcomp,nxcompext,nxesd,nxproxy,nxssh}
cd nx-X11
  cp -a \
    BUILD CHANGELOG* COPYING ChangeLog.X.org LABEL LICENSE README* RELNOTES \
    $PKG/usr/doc/$PRGNAM-$VERSION/nx-X11
cd ../nxcomp
  cp -a \
    COPYING LICENSE README* VERSION \
    $PKG/usr/doc/$PRGNAM-$VERSION/nxcomp
cd ../nxcompext
  cp -a \
    CHANGELOG COPYING LICENSE README* VERSION \
    $PKG/usr/doc/$PRGNAM-$VERSION/nxcompext
cd ../nxesd
  cp -a \
    AUTHORS CHANGELOG COPYING COPYRIGHT ChangeLog.ESD.original \
    LICENSE MAINTAINERS NEWS README TIPS TODO \
    $PKG/usr/doc/$PRGNAM-$VERSION/nxesd
cd ../nxproxy
  cp -a \
    CHANGELOG COPYING LICENSE README* VERSION \
    $PKG/usr/doc/$PRGNAM-$VERSION/nxproxy
cd ../nxssh
  cp -a \
    CHANGELOG* CREDITS ChangeLog.SSH.orginal \
    LICENCE OVERVIEW README* RFC.nroff TODO WARNING.RNG \
    $PKG/usr/doc/$PRGNAM-$VERSION/nxssh
cd .. 
cp -a nxscripts $PKG/usr/doc/$PRGNAM-$VERSION 
cat $CWD/$(basename $0) > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
chown -R root:root $PKG/usr/doc/$PRGNAM-$VERSION
find $PKG/usr/doc -type f -exec chmod 644 {} \;

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

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}