_phing_does_target_list_need_generating () {
    [ ! -f .phing_targets ] && return 0;
    [ build.xml -nt .phing_targets ] && return 0;
    return 1;
  }
  
  _phing () {
    if [ -f build.xml ]; then
      if _phing_does_target_list_need_generating; then
        phing -l|grep -v "\[property\]"|grep -v "Buildfile"|sed 1d|grep -v ":$" |grep -v "^\-*$"|awk '{print $1}' > .phing_targets
      fi
      compadd `cat .phing_targets`
    fi
  }
  
  compdef _phing phing