1 ------------------------------------------------------------------------------
3 -- GNAT RUNTIME COMPONENTS --
5 -- S Y S T E M . A S T _ H A N D L I N G --
10 -- Copyright (C) 1996 Free Software Foundation, Inc. --
12 -- GNAT is free software; you can redistribute it and/or modify it under --
13 -- terms of the GNU General Public License as published by the Free Soft- --
14 -- ware Foundation; either version 2, or (at your option) any later ver- --
15 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
16 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
17 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
18 -- for more details. You should have received a copy of the GNU General --
19 -- Public License distributed with GNAT; see file COPYING. If not, write --
20 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
21 -- MA 02111-1307, USA. --
23 -- As a special exception, if other files instantiate generics from this --
24 -- unit, or you link this unit with other files to produce an executable, --
25 -- this unit does not by itself cause the resulting executable to be --
26 -- covered by the GNU General Public License. This exception does not --
27 -- however invalidate any other reasons why the executable file might be --
28 -- covered by the GNU Public License. --
30 -- GNAT was originally developed by the GNAT team at New York University. --
31 -- Extensive contributions were provided by Ada Core Technologies Inc. --
33 ------------------------------------------------------------------------------
35 -- Runtime support for Handling of AST's (Used on VMS implementations only)
38 with Ada
.Task_Identification
;
42 package System
.AST_Handling
is
44 function Create_AST_Handler
45 (Taskid
: Ada
.Task_Identification
.Task_Id
;
47 return System
.Aux_DEC
.AST_Handler
;
48 -- This function implements the appropriate semantics for a use of the
49 -- AST_Entry pragma. See body for details of implementation approach.
50 -- The parameters are the Task_Id for the task containing the entry
51 -- and the entry Index for the specified entry.
53 procedure Expand_AST_Packet_Pool
54 (Requested_Packets
: in Natural;
55 Actual_Number
: out Natural;
56 Total_Number
: out Natural);
57 -- This function takes a request for zero or more extra AST packets and
58 -- returns the number actually added to the pool and the total number
59 -- now available or in use.
60 -- This function is not yet fully implemented.
62 end System
.AST_Handling
;