2007-04-20 Robert Dewar <dewar@adacore.com>

	* g-string.adb, s-proinf-irix-athread.adb, s-gloloc-mingw.adb,
	s-tfsetr-default.adb, gnatfind.adb, gnatxref.adb, gprep.adb,
	g-regexp.adb, g-regexp.ads, g-regpat.ads, g-tasloc.adb, g-tasloc.ads,
	output.adb, switch-m.ads, tree_in.ads, tree_io.ads, indepsw.ads,
	g-utf_32.adb, g-utf_32.ads, a-wichun.adb, a-wichun.ads, a-zchuni.adb,
	a-zchuni.ads: Replace GNAT.xxx by System.xxx when appropriate.

	* s-utf_32.adb, s-utf_32.ads, s-os_lib.adb, s-os_lib.ads, s-regexp.adb,
	s-regexp.ads, s-regpat.adb, s-regpat.ads, s-string.adb, s-string.ads,
	s-tasloc.adb, s-tasloc.ads: New files.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125360 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 63 insertions, 0 deletions

diff --git a/gcc/ada/s-string.ads b/gcc/ada/s-string.ads
new file mode 100755
index 00000000000..6b32cbf9aeb
--- /dev/null
+++ b/gcc/ada/s-string.ads
@@ -0,0 +1,63 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                       S Y S T E M . S T R I N G S                        --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--          Copyright (C) 1995-2007, 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 2,  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.  See the GNU General Public License --
+-- for  more details.  You should have  received  a copy of the GNU General --
+-- Public License  distributed with GNAT;  see file COPYING.  If not, write --
+-- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
+-- Boston, MA 02110-1301, USA.                                              --
+--                                                                          --
+-- As a special exception,  if other files  instantiate  generics from this --
+-- unit, or you link  this unit with other files  to produce an executable, --
+-- this  unit  does not  by itself cause  the resulting  executable  to  be --
+-- covered  by the  GNU  General  Public  License.  This exception does not --
+-- however invalidate  any other reasons why  the executable file  might be --
+-- covered by the  GNU Public License.                                      --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc.      --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  Common String access types and related subprograms
+
+--  Note: this package is in the System hierarchy so that it can be directly
+--  be used by other predefined packages. User access to this package is via
+--  a renaming of this package in GNAT.String (file g-string.ads).
+
+with Ada.Unchecked_Deallocation;
+
+package System.Strings is
+   pragma Preelaborate;
+
+   type String_Access is access all String;
+   --  General purpose string access type. Note that the caller is
+   --  responsible for freeing allocated strings to avoid memory leaks.
+
+   procedure Free is new Ada.Unchecked_Deallocation
+     (Object => String, Name => String_Access);
+   --  This procedure is provided for freeing allocated values of type
+   --  String_Access.
+
+   type String_List is array (Positive range <>) of String_Access;
+   type String_List_Access is access all String_List;
+   --  General purpose array and pointer for list of string accesses
+
+   procedure Free (Arg : in out String_List_Access);
+   --  Frees the given array and all strings that its elements reference,
+   --  and then sets the argument to null. Provided for freeing allocated
+   --  values of this type.
+
+end System.Strings;