
{
{    The purpose of this procedure is to perform the functions necessary to
{  open and initialize a display.  The display output may be to the system
{  console or a file.  If the display is to the system console the window
{  attributes and title are initialized.  If the display is to a file the
{  file is opened with the proper attributes.  Specifically sets file ring
{  attributes to user ring 2.  To close the display use the
{  clp$close_display interface.
{
{       OFP$OPEN_DISPLAY (FILE_NAME, WINDOW_ID, CLASS, KIND, TITLE,
{             DISPLAY_CONTROL, STATUS)
{
{ FILE_NAME: (input) Specifies file name for display output if not going
{       to the system console.
{
{ WINDOW_ID: (input) Specifies the window identifier if display going to
{       system console.
{ CLASS: (input) Specifies the window class if display going to system
{       console.
{
{ KIND: (input) Specifies the kind of window if display going to system
{       console.
{
{ TITLE: (input) Specifies the window title if display going to system
{       console.
{
{ DISPLAY_CONTROL: (output) File information needed for accessing the
{       output file is retuned in this value if display is to a file.
{
{ STATUS: (output) Request status is returned in this value.
{

