| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- S Y S T E M . B O U N D E D _ S T R I N G S -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 2016-2021, AdaCore -- |
| -- -- |
| -- 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. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with System.Storage_Elements; |
| |
| package body System.Bounded_Strings is |
| |
| ------------ |
| -- Append -- |
| ------------ |
| |
| procedure Append (X : in out Bounded_String; C : Character) is |
| begin |
| -- If we have too many characters to fit, simply drop them |
| |
| if X.Length < X.Max_Length then |
| X.Length := X.Length + 1; |
| X.Chars (X.Length) := C; |
| end if; |
| end Append; |
| |
| procedure Append (X : in out Bounded_String; S : String) is |
| begin |
| for C of S loop |
| Append (X, C); |
| end loop; |
| end Append; |
| |
| -------------------- |
| -- Append_Address -- |
| -------------------- |
| |
| procedure Append_Address (X : in out Bounded_String; A : Address) |
| is |
| S : String (1 .. 18); |
| P : Natural; |
| use System.Storage_Elements; |
| N : Integer_Address; |
| |
| H : constant array (Integer range 0 .. 15) of Character := |
| "0123456789abcdef"; |
| begin |
| P := S'Last; |
| N := To_Integer (A); |
| loop |
| S (P) := H (Integer (N mod 16)); |
| P := P - 1; |
| N := N / 16; |
| exit when N = 0; |
| end loop; |
| |
| S (P - 1) := '0'; |
| S (P) := 'x'; |
| |
| Append (X, S (P - 1 .. S'Last)); |
| end Append_Address; |
| |
| ------------- |
| -- Is_Full -- |
| ------------- |
| |
| function Is_Full (X : Bounded_String) return Boolean is |
| begin |
| return X.Length >= X.Max_Length; |
| end Is_Full; |
| |
| --------------- |
| -- To_String -- |
| --------------- |
| |
| function To_String (X : Bounded_String) return String is |
| begin |
| return X.Chars (1 .. X.Length); |
| end To_String; |
| |
| end System.Bounded_Strings; |
