------------------------------------------------------------------------------
-- --
--- GNAT RUNTIME COMPONENTS --
+-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . W W D _ E N U M --
-- --
-- B o d y --
-- --
--- --
--- Copyright (C) 1992-2000 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2009, 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- --
+-- 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. 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, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- 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. --
-- --
--- 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. --
+-- 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.WCh_StW; use System.WCh_StW;
with System.WCh_Con; use System.WCh_Con;
-with Unchecked_Conversion;
+with Ada.Unchecked_Conversion;
package body System.WWd_Enum is
+ -----------------------------------
+ -- Wide_Wide_Width_Enumeration_8 --
+ -----------------------------------
+
+ function Wide_Wide_Width_Enumeration_8
+ (Names : String;
+ Indexes : System.Address;
+ Lo, Hi : Natural;
+ EM : WC_Encoding_Method) return Natural
+ is
+ W : Natural;
+
+ type Natural_8 is range 0 .. 2 ** 7 - 1;
+ type Index_Table is array (Natural) of Natural_8;
+ type Index_Table_Ptr is access Index_Table;
+
+ function To_Index_Table_Ptr is
+ new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
+
+ IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
+
+ begin
+ W := 0;
+ for J in Lo .. Hi loop
+ declare
+ S : constant String :=
+ Names (Natural (IndexesT (J)) ..
+ Natural (IndexesT (J + 1)) - 1);
+ WS : Wide_Wide_String (1 .. S'Length);
+ L : Natural;
+ begin
+ String_To_Wide_Wide_String (S, WS, L, EM);
+ W := Natural'Max (W, L);
+ end;
+ end loop;
+
+ return W;
+ end Wide_Wide_Width_Enumeration_8;
+
+ ------------------------------------
+ -- Wide_Wide_Width_Enumeration_16 --
+ ------------------------------------
+
+ function Wide_Wide_Width_Enumeration_16
+ (Names : String;
+ Indexes : System.Address;
+ Lo, Hi : Natural;
+ EM : WC_Encoding_Method) return Natural
+ is
+ W : Natural;
+
+ type Natural_16 is range 0 .. 2 ** 15 - 1;
+ type Index_Table is array (Natural) of Natural_16;
+ type Index_Table_Ptr is access Index_Table;
+
+ function To_Index_Table_Ptr is
+ new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
+
+ IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
+
+ begin
+ W := 0;
+ for J in Lo .. Hi loop
+ declare
+ S : constant String :=
+ Names (Natural (IndexesT (J)) ..
+ Natural (IndexesT (J + 1)) - 1);
+ WS : Wide_Wide_String (1 .. S'Length);
+ L : Natural;
+ begin
+ String_To_Wide_Wide_String (S, WS, L, EM);
+ W := Natural'Max (W, L);
+ end;
+ end loop;
+
+ return W;
+ end Wide_Wide_Width_Enumeration_16;
+
+ ------------------------------------
+ -- Wide_Wide_Width_Enumeration_32 --
+ ------------------------------------
+
+ function Wide_Wide_Width_Enumeration_32
+ (Names : String;
+ Indexes : System.Address;
+ Lo, Hi : Natural;
+ EM : WC_Encoding_Method) return Natural
+ is
+ W : Natural;
+
+ type Natural_32 is range 0 .. 2 ** 31 - 1;
+ type Index_Table is array (Natural) of Natural_32;
+ type Index_Table_Ptr is access Index_Table;
+
+ function To_Index_Table_Ptr is
+ new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
+
+ IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
+
+ begin
+ W := 0;
+ for J in Lo .. Hi loop
+ declare
+ S : constant String :=
+ Names (Natural (IndexesT (J)) ..
+ Natural (IndexesT (J + 1)) - 1);
+ WS : Wide_Wide_String (1 .. S'Length);
+ L : Natural;
+ begin
+ String_To_Wide_Wide_String (S, WS, L, EM);
+ W := Natural'Max (W, L);
+ end;
+ end loop;
+
+ return W;
+ end Wide_Wide_Width_Enumeration_32;
+
------------------------------
-- Wide_Width_Enumeration_8 --
------------------------------
(Names : String;
Indexes : System.Address;
Lo, Hi : Natural;
- EM : WC_Encoding_Method)
- return Natural
+ EM : WC_Encoding_Method) return Natural
is
W : Natural;
type Index_Table_Ptr is access Index_Table;
function To_Index_Table_Ptr is
- new Unchecked_Conversion (System.Address, Index_Table_Ptr);
+ new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
begin
W := 0;
-
for J in Lo .. Hi loop
declare
- WS : constant Wide_String :=
- String_To_Wide_String
- (Names (Natural (IndexesT (J)) ..
- Natural (IndexesT (J + 1)) - 1), EM);
-
+ S : constant String :=
+ Names (Natural (IndexesT (J)) ..
+ Natural (IndexesT (J + 1)) - 1);
+ WS : Wide_String (1 .. S'Length);
+ L : Natural;
begin
- W := Natural'Max (W, WS'Length);
+ String_To_Wide_String (S, WS, L, EM);
+ W := Natural'Max (W, L);
end;
end loop;
(Names : String;
Indexes : System.Address;
Lo, Hi : Natural;
- EM : WC_Encoding_Method)
- return Natural
+ EM : WC_Encoding_Method) return Natural
is
W : Natural;
type Index_Table_Ptr is access Index_Table;
function To_Index_Table_Ptr is
- new Unchecked_Conversion (System.Address, Index_Table_Ptr);
+ new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
begin
W := 0;
-
for J in Lo .. Hi loop
declare
- WS : constant Wide_String :=
- String_To_Wide_String
- (Names (Natural (IndexesT (J)) ..
- Natural (IndexesT (J + 1)) - 1), EM);
-
+ S : constant String :=
+ Names (Natural (IndexesT (J)) ..
+ Natural (IndexesT (J + 1)) - 1);
+ WS : Wide_String (1 .. S'Length);
+ L : Natural;
begin
- W := Natural'Max (W, WS'Length);
+ String_To_Wide_String (S, WS, L, EM);
+ W := Natural'Max (W, L);
end;
end loop;
(Names : String;
Indexes : System.Address;
Lo, Hi : Natural;
- EM : WC_Encoding_Method)
- return Natural
+ EM : WC_Encoding_Method) return Natural
is
W : Natural;
type Index_Table_Ptr is access Index_Table;
function To_Index_Table_Ptr is
- new Unchecked_Conversion (System.Address, Index_Table_Ptr);
+ new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
begin
W := 0;
-
for J in Lo .. Hi loop
declare
- WS : constant Wide_String :=
- String_To_Wide_String
- (Names (Natural (IndexesT (J)) ..
- Natural (IndexesT (J + 1)) - 1), EM);
-
+ S : constant String :=
+ Names (Natural (IndexesT (J)) ..
+ Natural (IndexesT (J + 1)) - 1);
+ WS : Wide_String (1 .. S'Length);
+ L : Natural;
begin
- W := Natural'Max (W, WS'Length);
+ String_To_Wide_String (S, WS, L, EM);
+ W := Natural'Max (W, L);
end;
end loop;
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