# bash completion for configure

_configure()
{
    local cur prev split=false

    COMPREPLY=()
    _get_comp_words_by_ref cur prev

    _split_longopt && split=true

    case $prev in
        --prefix|--exec-prefix|--*dir)
            _filedir -d
            ;;
    esac

    $split && return 0

    # if $COMP_CONFIGURE_HINTS is not null, then completions of the form
    # --option=SETTING will include 'SETTING' as a contextual hint
    [[ "$cur" != -* ]] && return 0

    if [ -n "$COMP_CONFIGURE_HINTS" ]; then
        COMPREPLY=( $( compgen -W "$( $1 --help 2>&1 | \
            awk '/^  --[A-Za-z]/ { print $1; \
            if ($2 ~ /--[A-Za-z]/) print $2 }' | sed -e 's/[[,].*//g' )" \
            -- "$cur" ) )
    else
        COMPREPLY=( $( compgen -W "$( $1 --help 2>&1 | \
            awk '/^  --[A-Za-z]/ { print $1; \
            if ($2 ~ /--[A-Za-z]/) print $2 }' | sed -e 's/[[,=].*//g' )" \
            -- "$cur" ) )
    fi
}
complete -F _configure -o filenames configure

# Local variables:
# mode: shell-script
# sh-basic-offset: 4
# sh-indent-comment: t
# indent-tabs-mode: nil
# End:
# ex: ts=4 sw=4 et filetype=sh
