#!/bin/bash

# gnuchess.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <mozes@slackware.com>
# 28-Dec-2004

# Record toolchain & other info for the build log:
slackbuildinfo

# Versions of bundled stuff:
VERGNUCHESS=$VERSION
VERSJENG=11.2
VEREBOARD=1.1.1
VERXBOARD=4.4.2

# Paths to skeleton port's source & real Slackware source tree:
export CWD=$SLACKSOURCE/$PKGSERIES/$PKGNAM
export PORTCWD=$PWD

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Determine the CFLAGS for the known architectures:
case $ARCH in
   arm)     export SLKCFLAGS="-O2 -march=armv4t"
            export LIBDIRSUFFIX="" ;;
   *)       export SLKCFLAGS="-O2" ;;
esac 

############ Build GNUchess #####################################

# Extract source:
tar xvvf $CWD/$PKGNAM-$VERGNUCHESS.tar.?z*
cd $PKGNAM-* || exit 1
slackhousekeeping
# make gnuchess compile with gcc4
zcat $CWD/gnuchess.gcc4_fix.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
zcat $CWD/gnuchess.getline.glibc.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1

# Configure:
CFLAGS="$SLKCFLAGS $SLK_OPTIMS" \
./configure \
   --prefix=/usr \
   $ARCH-slackware-linux-gnueabi || failconfig

# Build:
make $NUMJOBS || failmake

# Install into package:
make install DESTDIR=$PKG || failinstall

# Copy docs:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERGNUCHESS
cp -a doc/README AUTHORS COPYING INSTALL NEWS TODO \
      $PKG/usr/doc/$PKGNAM-$VERGNUCHESS

############ Build Sjeng #########################################

# Extract source:
cd $TMPBUILD
tar xvvf $CWD/Sjeng-Free-$VERSJENG.tar.?z*
cd Sjeng-Free-* || exit 1
slackhousekeeping

# Configure:
CFLAGS="$SLK_OPTIMS $SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --build=$ARCH-slackware-linux-gnueabi || failconfig

# Build:
make $NUMJOBS CXX="c++ $SLKCFLAGS" || failmake

# Install into package:
make install DESTDIR=$PKG || failinstall

# Copy docs:
mkdir -p $PKG/usr/doc/Sjeng-Free-$VERSJENG
cp -a AUTHORS BUGS COPYING NEWS README THANKS TODO \
      $PKG/usr/doc/Sjeng-Free-$VERSJENG

############ Build eboard #########################################

# Extract source:
cd $TMPBUILD
tar xvvf $CWD/eboard-$VEREBOARD.tar.?z*
cd eboard-* || exit 1
slackhousekeeping

zcat $CWD/eboard.assert.diff.gz | patch -p1 --verbose || exit 1

# Configure (CXXFLAGS has -O6 by default):
CFLAGS="$SLK_OPTIMS $SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --extra-flags=$(echo $SLKCFLAGS | sed -e "y/ /:/") || failconfig

# Build:
make $NUMJOBS CXX="c++ $SLKCFLAGS" || failmake

# Install into package:
make install DESTDIR=$PKG || exit 1
mkdir -p $PKG/usr/doc/eboard-$VEREBOARD
cp -a \
  AUTHORS COPYING README TODO Documentation/*.txt \
  $PKG/usr/doc/eboard-$VEREBOARD

############ Build Xboard #########################################

# Extract source:
cd $TMPBUILD
tar xvvf $CWD/xboard-$VERXBOARD.tar.?z*
cd xboard-* || exit 1
slackhousekeeping

# --infodir is fubar.
#zcat $CWD/xboard.infodir.diff.gz | patch -p1 --verbose --backup --suffix=.orig

# Taken from Debian to fix CVE-2004-2552
# FOR WHICH THERE IS NO ATTACK VECTOR!!!
#zcat $CWD/xboard.buffer_overflow_fix.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1

# Configure:
CFLAGS="$SLK_OPTIMS $SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --infodir=/usr/info \
   --enable-zippy \
   --build=$ARCH-slackware-linux-gnueabi || failconfig

# Build:
make $NUMJOBS || failmake

# Install:
install -c -s xboard $PKG/usr/bin/xboard
install -c -s zic2xpm $PKG/usr/bin/zic2xpm
install -c cmail $PKG/usr/bin/cmail
install -c ./pxboard $PKG/usr/bin/pxboard
install -c -m 644 ./xboard.man $PKG/usr/man/man6/xboard.6
install -c -m 644 ./zic2xpm.man $PKG/usr/man/man6/zic2xpm.6

mkdir -p $PKG/usr/info
install -c -m 644 xboard.info $PKG/usr/info/xboard.info
mkdir -p $PKG/usr/doc/xboard-$VERXBOARD
cp -a \
  AUTHORS COPYING COPYRIGHT FAQ FAQ.html NEWS READ_ME \
  $PKG/usr/doc/xboard-$VERXBOARD


# Install desktop stuff:
mkdir -p $PKG/usr/share/pixmaps
cat $CWD/chess.png > $PKG/usr/share/pixmaps/chess.png
mkdir -p $PKG/usr/share/applications
cat $CWD/eboard.desktop > $PKG/usr/share/applications/eboard.desktop
cat $CWD/xboard.desktop > $PKG/usr/share/applications/xboard.desktop

#######################################################################

# If necessary, start the fakeroot server so we can set file/dir ownerships:
start_fakeroot

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # chown -R root:root, chmod -R og-w, slackchown (root:bin), slack644docs
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links