# bash completion for getent                               -*- shell-script -*-

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

    local i db
    for (( i=1; i < cword; i++ )); do
        case ${words[i]} in
            -V|--version|--usage|-'?'|--help)
                return
                ;;
            -s|--service)
                (( i++ ))
                ;;
            -*)
                ;;
            *)
                # First non-option value is the db
                db=${words[i]}
                break
                ;;
        esac
    done

    case (db) {
        passwd {
            setvar COMPREPLY = ''( $( compgen -u -- "$cur" ) )
            return 0
            }
        group {
            setvar COMPREPLY = ''( $( compgen -g -- "$cur" ) )
            return 0
            }
        services {
            setvar COMPREPLY = ''( $( compgen -s -- "$cur" ) )
            return 0
            }
        hosts {
            setvar COMPREPLY = ''( $( compgen -A hostname -- "$cur" ) )
            return 0
            }
        protocols|networks|ahosts|ahostsv4|ahostsv6|rpc {
            setvar COMPREPLY = ''( $( compgen -W "$( $1 $db | \
                awk '{ print $1 }' )" -- "$cur" ) )
            return 0
            }
        aliases|shadow|gshadow {
            setvar COMPREPLY = ''( $( compgen -W "$( $1 $db | cut -d: -f1 )" \
                -- "$cur" ) )
            return 0
            }
        ethers|netgroup {
            return
            }
    }

    case (prev) {
        -s|--service {
            return
            }
    }

    $split && return

    if [[ $cur == -* ]] {
        setvar COMPREPLY = ''( $( compgen -W '$( _parse_help "$1" )' -- "$cur" ) )
        [[ $COMPREPLY == *= ]] && compopt -o nospace
    } elif [[ -z $db ]] {
        setvar COMPREPLY = ''( $( compgen -W 'passwd group hosts services protocols
            networks ahosts ahostsv4 ahostsv6 aliases ethers netgroup rpc
            shadow gshadow' -- "$cur" ) )
    }
} &&
complete -F _getent getent

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