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) 1997-2009 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 3, 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. -- 17-- -- 18-- As a special exception under Section 7 of GPL version 3, you are granted -- 19-- additional permissions described in the GCC Runtime Library Exception, -- 20-- version 3.1, as published by the Free Software Foundation. -- 21-- -- 22-- You should have received a copy of the GNU General Public License and -- 23-- a copy of the GCC Runtime Library Exception along with this program; -- 24-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- 25-- <http://www.gnu.org/licenses/>. -- 26-- -- 27-- GNAT was originally developed by the GNAT team at New York University. -- 28-- Extensive contributions were provided by Ada Core Technologies Inc. -- 29-- -- 30------------------------------------------------------------------------------ 31 32-- This is the RTEMS specific version 33 34with Interfaces.C; 35 36package body System.Parameters is 37 38 function ada_pthread_minimum_stack_size return Interfaces.C.size_t; 39 pragma Import (C, ada_pthread_minimum_stack_size, 40 "_ada_pthread_minimum_stack_size"); 41 42 ------------------------ 43 -- Default_Stack_Size -- 44 ------------------------ 45 46 function Default_Stack_Size return Size_Type is 47 begin 48 return Size_Type (ada_pthread_minimum_stack_size); 49 end Default_Stack_Size; 50 51 ------------------------ 52 -- Minimum_Stack_Size -- 53 ------------------------ 54 55 function Minimum_Stack_Size return Size_Type is 56 57 begin 58 return Size_Type (ada_pthread_minimum_stack_size); 59 end Minimum_Stack_Size; 60 61 ------------------------- 62 -- Adjust_Storage_Size -- 63 ------------------------- 64 65 function Adjust_Storage_Size (Size : Size_Type) return Size_Type is 66 begin 67 if Size = Unspecified_Size then 68 return Default_Stack_Size; 69 70 elsif Size < Minimum_Stack_Size then 71 return Minimum_Stack_Size; 72 73 else 74 return Size; 75 end if; 76 end Adjust_Storage_Size; 77 78end System.Parameters; 79