declare-option -docstring %{
    Format string passed to printf for the bufferlist.
    It should be set in the global scope.

    It receives two string arguments, where the first is the buffer index,
    and the second is the buffer name.

    Default: '[%s %s]'
} str bar_active_fmt '[%s %s]'
declare-option -docstring %{
    Format string passed to printf for the bufferlist.
    It should be set in the global scope.

    It receives two string arguments, where the first is the buffer index,
    and the second is the buffer name.

    Default: '[%s %s]+'
} str bar_active_modified_fmt '[%s %s]+'
declare-option -docstring %{
    Format string passed to printf for the bufferlist.
    It should be set in the global scope.

    It receives two string arguments, where the first is the buffer index,
    and the second is the buffer name.

    Default: '%s %s'
} str bar_inactive_fmt '%s %s'
declare-option -docstring %{
    Format string passed to printf for the bufferlist.
    It should be set in the global scope.

    It receives two string arguments, where the first is the buffer index,
    and the second is the buffer name.

    Default: '%s %s+'
} str bar_inactive_modified_fmt '%s %s+'
define-command -hidden bar-buflist %{
    evaluate-commands %sh{
#!/bin/sh
list=''
index=0
while read buf; do
    if [ "$buf" = '*debug*' ]; then
        continue
    fi
    index=$((index + 1))
    if [ "$buf" = "$kak_bufname" ]; then
        if [ "$kak_modified" = "true" ]; then
            cur=$(printf "$kak_opt_bar_active_modified_fmt" "$index" "$buf")
        else
            cur=$(printf "$kak_opt_bar_active_fmt" "$index" "$buf")
        fi
    else
        cur=$(printf "$kak_opt_bar_inactive_fmt" "$index" "$buf")
    fi
    list="$list $cur"
done <<EOF
$(printf '%s\n' "$kak_buflist" | awk '{gsub(/\*[^*]+\*|[^[:space:]]+/,"&\n"); print}')
EOF

title="$list - $kak_client@[$kak_session]"
printf "set-option -add global ui_options %%{terminal_title=%s}\n" "$title"
    }
}

# hook global WinDisplay .* bar-buflist
# hook global FocusIn .* bar-buflist
# hook global FocusOut .* bar-buflist
# hook global WinCreate .* bar-buflist
# hook global BufWritePost .* bar-buflist
# hook global ModeChange .* bar-buflist