| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- S Y S T E M . P A R A M E T E R S -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 1995-2025, Free Software Foundation, Inc. -- |
| -- -- |
| -- GNAT is free software; you can redistribute it and/or modify it under -- |
| -- terms of the GNU General Public License as published by the Free Soft- -- |
| -- ware Foundation; either version 3, or (at your option) any later ver- -- |
| -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
| -- or FITNESS FOR A PARTICULAR PURPOSE. -- |
| -- -- |
| -- As a special exception under Section 7 of GPL version 3, you are granted -- |
| -- additional permissions described in the GCC Runtime Library Exception, -- |
| -- version 3.1, as published by the Free Software Foundation. -- |
| -- -- |
| -- You should have received a copy of the GNU General Public License and -- |
| -- a copy of the GCC Runtime Library Exception along with this program; -- |
| -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- |
| -- <http://www.gnu.org/licenses/>. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- This is the version for AArch64 QNX |
| |
| package body System.Parameters is |
| |
| ------------------------- |
| -- Adjust_Storage_Size -- |
| ------------------------- |
| |
| function Adjust_Storage_Size (Size : Size_Type) return Size_Type is |
| begin |
| return |
| (if Size = Unspecified_Size then Default_Stack_Size |
| elsif Size < Minimum_Stack_Size then Minimum_Stack_Size |
| else Size |
| ); |
| end Adjust_Storage_Size; |
| |
| ------------------------ |
| -- Default_Stack_Size -- |
| ------------------------ |
| |
| function Default_Stack_Size return Size_Type is |
| Default_Stack_Size : constant Integer; |
| pragma Import (C, Default_Stack_Size, "__gl_default_stack_size"); |
| begin |
| return |
| (if Default_Stack_Size = -1 |
| then |
| (256 * 1024) -- 256K is the default stack size on aarch64 QNX |
| elsif Size_Type (Default_Stack_Size) < Minimum_Stack_Size |
| then |
| Minimum_Stack_Size |
| else |
| Size_Type (Default_Stack_Size) |
| ); |
| end Default_Stack_Size; |
| |
| ------------------------ |
| -- Minimum_Stack_Size -- |
| ------------------------ |
| |
| function Minimum_Stack_Size return Size_Type is |
| begin |
| -- 256 is the value of PTHREAD_STACK_MIN on QNX and |
| -- 12K is required for stack-checking. The value is |
| -- rounded up to a multiple of a 4K page. |
| return 16 * 1024; |
| end Minimum_Stack_Size; |
| |
| end System.Parameters; |
