gcc/ada/s-parame.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                    S Y S T E M . P A R A M E T E R S                     --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1995-2001 Free Software Foundation, Inc.          --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, USA.                                              --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 package body System.Parameters is
  35
  36    -------------------------
  37    -- Adjust_Storage_Size --
  38    -------------------------
  39
  40    function Adjust_Storage_Size (Size : Size_Type) return Size_Type is
  41    begin
  42       if Size = Unspecified_Size then
  43          return Default_Stack_Size;
  44
  45       elsif Size < Minimum_Stack_Size then
  46          return Minimum_Stack_Size;
  47
  48       else
  49          return Size;
  50       end if;
  51    end Adjust_Storage_Size;
  52
  53    ------------------------
  54    -- Default_Stack_Size --
  55    ------------------------
  56
  57    function Default_Stack_Size return Size_Type is
  58    begin
  59       return 20 * 1024;
  60    end Default_Stack_Size;
  61
  62    ------------------------
  63    -- Minimum_Stack_Size --
  64    ------------------------
  65
  66    function Minimum_Stack_Size return Size_Type is
  67    begin
  68       return 8 * 1024;
  69    end Minimum_Stack_Size;
  70
  71 end System.Parameters;