https://invisible-island.net/ncurses/Ada95

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--                                                                          --
--                           GNAT ncurses Binding                           --
--                                                                          --
--                Terminal_Interface.Curses.Forms.Form_User_Data            --
--                                                                          --
--                                 S P E C                                  --
--                                                                          --
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-- Copyright 2020 Thomas E. Dickey                                          --
-- Copyright 1998-2003,2009 Free Software Foundation, Inc.                  --
--                                                                          --
-- Permission is hereby granted, free of charge, to any person obtaining a  --
-- copy of this software and associated documentation files (the            --
-- "Software"), to deal in the Software without restriction, including      --
-- without limitation the rights to use, copy, modify, merge, publish,      --
-- distribute, distribute with modifications, sublicense, and/or sell       --
-- copies of the Software, and to permit persons to whom the Software is    --
-- furnished to do so, subject to the following conditions:                 --
--                                                                          --
-- The above copyright notice and this permission notice shall be included  --
-- in all copies or substantial portions of the Software.                   --
--                                                                          --
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --
-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --
-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --
-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --
-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --
-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --
-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --
--                                                                          --
-- Except as contained in this notice, the name(s) of the above copyright   --
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-- sale, use or other dealings in this Software without prior written       --
-- authorization.                                                           --
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--  Author:  Juergen Pfeifer, 1996
--  Version Control:
--  @Revision: 1.16 @
--  Binding Version 01.00
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generic
   type User is limited private;
   type User_Access is access User;
package Terminal_Interface.Curses.Forms.Form_User_Data is
   pragma Preelaborate (Terminal_Interface.Curses.Forms.Form_User_Data);

   --  |=====================================================================
   --  | Man page form_userptr.3x
   --  |=====================================================================

   --  |
   procedure Set_User_Data (Frm  : Form;
                            Data : User_Access);
   --  AKA: set_form_userptr
   pragma Inline (Set_User_Data);

   --  |
   procedure Get_User_Data (Frm  : Form;
                            Data : out User_Access);
   --  AKA: form_userptr

   --  |
   function Get_User_Data (Frm  : Form) return User_Access;
   --  AKA: form_userptr
   --  Same as function
   pragma Inline (Get_User_Data);

end Terminal_Interface.Curses.Forms.Form_User_Data;