diff --git a/scripts/gui/msgbox.m b/scripts/gui/msgbox.m --- a/scripts/gui/msgbox.m +++ b/scripts/gui/msgbox.m @@ -158,7 +158,7 @@ function retval = msgbox (msg, varargin) error ('msgbox: invalid data for "custom" icon'); elseif (ismatrix (icon.cdata) && nargs == 4) icon.colormap = varargin{4}; - else + elseif (nargs > 3) print_usage (); endif elseif (nargs > 2)