echo 'Compiling everything in ./compile...'
targets=""
for i in ${1+"$@"}
do
  targets="$targets it-$i"
done
( cd compile; exec make ${1+$targets} )

cp_commands() {
  dest="$1"
  shift
  for c in ${1+"$@"}
  do
    rm -f $dest/$c'{new}'
    cp -p compile/$c $dest/$c'{new}'
    mv -f $dest/$c'{new}' $dest/$c
  done
}
targets=""
for i in ${1+"$@"} ${1-"all"}
do
  if [ "$i" = "all" ]
  then
    targets=""
    for j in package/commands-*
    do
      targets="$targets $j"
    done
    break
  else
    targets="$targets package/commands-$i"
  fi
done

echo 'Copying commands into ./command...'
for i in $targets
do
  cp_commands command `cat $i`
done