# chgrp(1) completion                                      -*- shell-script -*-

proc _chgrp
{
    local cur prev words cword split
    _init_completion -s || return

    setglobal cur = $(cur//\\\\/)

    if [[ "$prev" == --reference ]] {
        _filedir
        return 0
    }

    $split && return 0

    # options completion
    if [[ "$cur" == -* ]] {
        local w opts
        for w in [$(words[@])]  {
            [[ "$w" == -@(R|-recursive) ]] && setglobal opts = '"-H -L -P'" && break
        }
        setglobal COMPREPLY = ''( $( compgen -W '-c -h -f -R -v --changes --dereference
            --no-dereference --silent --quiet --reference --recursive --verbose
            --help --version $opts' -- "$cur" ) )
        return 0
    }

    # first parameter on line or first since an option?
    if [[ $cword -eq 1 && "$cur" != -* || "$prev" == -* ]] {
        _allowed_groups $cur
    } else {
        _filedir || return 0
    }

    return 0
} &&
complete -F _chgrp chgrp

# ex: ts=4 sw=4 et filetype=sh