#compdef co ci rcs

local nm=$compstate[nmatches]

[[ $words[1] = ci || $words[1] = rcs ]] && _files

if [[ $compstate[nmatches] -eq nm && -d RCS && $words[1] != ci ]]; then
  local rep

  rep=(RCS/$PREFIX*$SUFFIX,v(:t:s/\,v//))
  (( $#rep )) && compadd - $rep
fi