1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . P A R A M E T E R S --
10 -- Copyright (C) 1997-1998 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 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
33 ------------------------------------------------------------------------------
35 -- This is the RTEMS specific version
39 package body System.Parameters is
41 function ada_pthread_minimum_stack_size return Interfaces.C.size_t;
42 pragma Import (C, ada_pthread_minimum_stack_size,
43 "_ada_pthread_minimum_stack_size");
45 ------------------------
46 -- Default_Stack_Size --
47 ------------------------
49 function Default_Stack_Size return Size_Type is
51 return Size_Type (ada_pthread_minimum_stack_size);
52 end Default_Stack_Size;
54 ------------------------
55 -- Minimum_Stack_Size --
56 ------------------------
58 function Minimum_Stack_Size return Size_Type is
61 return Size_Type (ada_pthread_minimum_stack_size);
62 end Minimum_Stack_Size;
64 -------------------------
65 -- Adjust_Storage_Size --
66 -------------------------
68 function Adjust_Storage_Size (Size : Size_Type) return Size_Type is
70 if Size = Unspecified_Size then
71 return Default_Stack_Size;
73 elsif Size < Minimum_Stack_Size then
74 return Minimum_Stack_Size;
79 end Adjust_Storage_Size;
81 end System.Parameters;