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+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- S Y S T E M . S T R I N G S --
+-- --
+-- B o d y --
+-- --
+-- Copyright (C) 1995-2012, 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. --
+-- --
+------------------------------------------------------------------------------
+
+pragma Compiler_Unit;
+
+package body System.Strings is
+
+ ----------
+ -- Free --
+ ----------
+
+ procedure Free (Arg : in out String_List_Access) is
+ X : String_Access;
+
+ procedure Free_Array is new Ada.Unchecked_Deallocation
+ (Object => String_List, Name => String_List_Access);
+
+ begin
+ -- First free all the String_Access components if any
+
+ if Arg /= null then
+ for J in Arg'Range loop
+ X := Arg (J);
+ Free (X);
+ end loop;
+ end if;
+
+ -- Now free the allocated array
+
+ Free_Array (Arg);
+ end Free;
+
+end System.Strings;