#!/bin/sh
# George Georgakis <admin-at-tripleg-net-au>

NAME=netcat
VERSION=1.10
TMP=/tmp
CWD=`pwd`
PKG=$TMP/package-$NAME

# Create the package location, if it doesn't already exist
if [ ! -d $PKG ]; then
  mkdir -p $PKG
fi

# Explode the controller tarball
(
cd $PKG
if [ -e $CWD/_$NAME.tar.gz ]; then
  explodepkg $CWD/_$NAME.tar.gz
fi

# Start the on-screen information
echo "+======+======+"
echo "| $NAME-$VERSION |"
echo "+=======+=====+"

# Move the tarball to an apropriate name
if [ -e $CWD/nc110.tgz ]; then
  mv $CWD/nc110.tgz $CWD/$NAME-$VERSION.tar.gz
fi

# Untargz the source tarball
mkdir -p $TMP/$NAME-$VERSION
cd $TMP/$NAME-$VERSION
tar xzvf $CWD/$NAME-$VERSION.tar.gz

# Rename nc to netcat
cat Makefile | sed -e 's/nc/netcat/g' > out
mv out Makefile

# Compile the source
make linux

# Create the requisite directories
mkdir -p 	$PKG/sbin \
		$PKG/install \
		$PKG/usr/doc/$NAME-$VERSION

# Copy the binaries
strip netcat
cp netcat $PKG/sbin/

# Copy the docs
cp -r `ls [A-Z]*` $PKG/usr/doc/$NAME-$VERSION/
cp -r scripts/ $PKG/usr/doc/$NAME-$VERSION/
gzip -9 $PKG/usr/man/man8/netcat.8

# Add the description file
cat << EOF > $PKG/install/description
PRIORITY: OPT
netcat: Netcat-1.10
netcat: 
netcat: Netcat is a simple Unix utility which reads and writes data
netcat: across network connections, using TCP or UDP protocol.
netcat: It is designed to be a reliable "back-end" tool that can
netcat: be used directly or easily driven by other programs and
netcat: scripts.  At the same time, it is a feature-rich network
netcat: debugging and exploration tool, since it can create almost
netcat: any kind of connection you would need and has several
netcat: interesting built-in capabilities.
netcat: 
EOF

# Build the package
cd $PKG
tar czvf $TMP/$NAME-$VERSION.tgz .

# Warn of zero-length files
for file in `find . -type f -print` ; do
  if [ "`filesize $file`" = "0" ]; then
    echo "WARNING: zero length file $file"
  # Use below line if these files are to be deleted
  # echo "Removed zero length file $file..." ;  rm $file
  fi
  if [ "`filesize $file`" = "20" ]; then
    echo "WARNING: possible empty gzipped file $file"
  # Use below line if these files are to be deleted
  # echo "Removed possibly empty gzipped file $file..." ;  rm $file
  fi
done

# Clean up the build directories
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP/$NAME-$VERSION
  rm -rf $PKG
fi

# Fork screen output to a log
) 2>&1 | tee $CWD/$NAME.build.log