package_name="Apache Ant"
ant_dir=apache-ant

full_ant_dir="$PWD/$ant_dir"

if test ! -d "$full_ant_dir" ; then
    echo "" >&2
    echo "In seting up $package_name, did not find directory:" >&2
    echo "  $full_ant_dir" >&2    
    echo "" >&2
    echo "Have you run ./PREPARE-<os>.sh?" >&2    
    echo "Exiting..." >&2    
    echo "" >&2
    return
fi

# have we already run the setup for this?
if [ ! -z "$ANT_HOME" ] ; then 
    if [ "$ANT_HOME" = "$full_ant_dir" ] ; then
      echo + "ANT_HOME was already set"
      return 1
    fi
fi

ANT_HOME="$full_ant_dir"   ; export ANT_HOME
PATH="$ANT_HOME/bin:$PATH" ; export PATH

echo + "Set ANT_HOME and updated PATH"