_phing () {
    if [ -f build.xml ]; then

      compadd $(phing -l|grep -v "\[property\]"|grep -v "Buildfile"|sed 1d|grep -v ":$" |grep -v "^\-*$"|grep -v "Warning:"|awk '{print $1}')

    fi
  }
  
  compdef _phing phing