#!/bin/sh
# Create the Slackware gnuplot package
CWD=`pwd`
TMP=${TMP:-/tmp}
if [ ! -d $TMP ]; then
  mkdir -p $TMP
fi
PKG=$TMP/package-gnuplot

VERSION=4.0.0
ARCH=${ARCH:-x86_64}
BUILD=${BUILD:-2}

if [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mcpu=i686"
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2"
fi

# Start with gd, which we need to link against:
cd $TMP
rm -rf gd1.3
tar xzvf $CWD/gd1.3.tar.gz
cd gd1.3
chown -R root.root .
make
mkdir lib
cp libgd.a lib
mkdir include
cp *.h include

# Now we build gnuplot:
rm -rf $PKG
mkdir -p $PKG
cd $TMP
rm -rf gnuplot-$VERSION
tar xjvf $CWD/gnuplot-$VERSION.tar.bz2
cd gnuplot-$VERSION
find . -perm 664 -exec chmod 644 {} \;
find . -perm 600 -exec chmod 644 {} \;
find . -perm 444 -exec chmod 644 {} \;
find . -perm 400 -exec chmod 644 {} \;
find . -perm 440 -exec chmod 644 {} \;
find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 511 -exec chmod 755 {} \;
find . -perm 711 -exec chmod 755 {} \;
find . -perm 555 -exec chmod 755 {} \;
chown -R root.root .
CFLAGS="$SLKCFLAGS" \
TERMLIBS="$TMP/gd1.3/libgd.a -lpng -lz $TMP/gd1.3/libgd.a" \
./configure \
  --prefix=/usr \
  --with-png \
  --with-gd=$TMP/gd1.3 \
  --datadir=/usr/share/gnuplot \
  --with-readline
make -j3
make install DESTDIR=$PKG
chown -R root:bin $PKG/usr/bin
rm -f $PKG/usr/info/dir
gzip -9 $PKG/usr/info/*
gzip -9 $PKG/usr/man/man?/*
mkdir -p $PKG/usr/doc/gnuplot-$VERSION
cp -a \
  BUGS CodeStyle Copyright FAQ INSTALL NEWS PATCHLEVEL PGPKEYS PORTING README README.1ST README.exp TODO VERSION \
  $PKG/usr/doc/gnuplot-$VERSION
cp -a demo $PKG/usr/doc/gnuplot-$VERSION
rm -f $PKG/usr/doc/gnuplot-$VERSION/demo/Make*
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "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

# Make the package:
cd $PKG
makepkg -l y -c n $TMP/gnuplot-$VERSION-$ARCH-$BUILD.tgz