415 lines
13 KiB
Ada
415 lines
13 KiB
Ada
------------------------------------------------------------------------------
|
|
-- --
|
|
-- GNAT RUN-TIME COMPONENTS --
|
|
-- --
|
|
-- A D A . S T R I N G S . W I D E _ U N B O U N D E D --
|
|
-- --
|
|
-- S p e c --
|
|
-- --
|
|
-- Copyright (C) 1992-2002 Free Software Foundation, Inc. --
|
|
-- --
|
|
-- This specification is derived from the Ada Reference Manual for use with --
|
|
-- GNAT. The copyright notice above, and the license provisions that follow --
|
|
-- apply solely to the contents of the part following the private keyword. --
|
|
-- --
|
|
-- 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, 59 Temple Place - Suite 330, Boston, --
|
|
-- MA 02111-1307, 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. --
|
|
-- --
|
|
------------------------------------------------------------------------------
|
|
|
|
with Ada.Strings.Wide_Maps;
|
|
with Ada.Finalization;
|
|
|
|
package Ada.Strings.Wide_Unbounded is
|
|
pragma Preelaborate (Wide_Unbounded);
|
|
|
|
type Unbounded_Wide_String is private;
|
|
|
|
Null_Unbounded_Wide_String : constant Unbounded_Wide_String;
|
|
|
|
function Length (Source : Unbounded_Wide_String) return Natural;
|
|
|
|
type Wide_String_Access is access all Wide_String;
|
|
|
|
procedure Free (X : in out Wide_String_Access);
|
|
|
|
--------------------------------------------------------
|
|
-- Conversion, Concatenation, and Selection Functions --
|
|
--------------------------------------------------------
|
|
|
|
function To_Unbounded_Wide_String
|
|
(Source : Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
function To_Unbounded_Wide_String
|
|
(Length : in Natural)
|
|
return Unbounded_Wide_String;
|
|
|
|
function To_Wide_String
|
|
(Source : Unbounded_Wide_String)
|
|
return Wide_String;
|
|
|
|
procedure Append
|
|
(Source : in out Unbounded_Wide_String;
|
|
New_Item : in Unbounded_Wide_String);
|
|
|
|
procedure Append
|
|
(Source : in out Unbounded_Wide_String;
|
|
New_Item : in Wide_String);
|
|
|
|
procedure Append
|
|
(Source : in out Unbounded_Wide_String;
|
|
New_Item : in Wide_Character);
|
|
|
|
function "&"
|
|
(Left, Right : Unbounded_Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
function "&"
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
function "&"
|
|
(Left : in Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
function "&"
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_Character)
|
|
return Unbounded_Wide_String;
|
|
|
|
function "&"
|
|
(Left : in Wide_Character;
|
|
Right : in Unbounded_Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
function Element
|
|
(Source : in Unbounded_Wide_String;
|
|
Index : in Positive)
|
|
return Wide_Character;
|
|
|
|
procedure Replace_Element
|
|
(Source : in out Unbounded_Wide_String;
|
|
Index : in Positive;
|
|
By : Wide_Character);
|
|
|
|
function Slice
|
|
(Source : in Unbounded_Wide_String;
|
|
Low : in Positive;
|
|
High : in Natural)
|
|
return Wide_String;
|
|
|
|
function "="
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function "="
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_String)
|
|
return Boolean;
|
|
|
|
function "="
|
|
(Left : in Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function "<"
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function "<"
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_String)
|
|
return Boolean;
|
|
|
|
function "<"
|
|
(Left : in Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function "<="
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function "<="
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_String)
|
|
return Boolean;
|
|
|
|
function "<="
|
|
(Left : in Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function ">"
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function ">"
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_String)
|
|
return Boolean;
|
|
|
|
function ">"
|
|
(Left : in Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function ">="
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
function ">="
|
|
(Left : in Unbounded_Wide_String;
|
|
Right : in Wide_String)
|
|
return Boolean;
|
|
|
|
function ">="
|
|
(Left : in Wide_String;
|
|
Right : in Unbounded_Wide_String)
|
|
return Boolean;
|
|
|
|
------------------------
|
|
-- Search Subprograms --
|
|
------------------------
|
|
|
|
function Index
|
|
(Source : in Unbounded_Wide_String;
|
|
Pattern : in Wide_String;
|
|
Going : in Direction := Forward;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping := Wide_Maps.Identity)
|
|
return Natural;
|
|
|
|
function Index
|
|
(Source : in Unbounded_Wide_String;
|
|
Pattern : in Wide_String;
|
|
Going : in Direction := Forward;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping_Function)
|
|
return Natural;
|
|
|
|
function Index
|
|
(Source : in Unbounded_Wide_String;
|
|
Set : in Wide_Maps.Wide_Character_Set;
|
|
Test : in Membership := Inside;
|
|
Going : in Direction := Forward)
|
|
return Natural;
|
|
|
|
function Index_Non_Blank
|
|
(Source : in Unbounded_Wide_String;
|
|
Going : in Direction := Forward)
|
|
return Natural;
|
|
|
|
function Count
|
|
(Source : in Unbounded_Wide_String;
|
|
Pattern : in Wide_String;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping := Wide_Maps.Identity)
|
|
return Natural;
|
|
|
|
function Count
|
|
(Source : in Unbounded_Wide_String;
|
|
Pattern : in Wide_String;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping_Function)
|
|
return Natural;
|
|
|
|
function Count
|
|
(Source : in Unbounded_Wide_String;
|
|
Set : in Wide_Maps.Wide_Character_Set)
|
|
return Natural;
|
|
|
|
procedure Find_Token
|
|
(Source : in Unbounded_Wide_String;
|
|
Set : in Wide_Maps.Wide_Character_Set;
|
|
Test : in Membership;
|
|
First : out Positive;
|
|
Last : out Natural);
|
|
|
|
------------------------------------
|
|
-- Wide_String Translation Subprograms --
|
|
------------------------------------
|
|
|
|
function Translate
|
|
(Source : in Unbounded_Wide_String;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Translate
|
|
(Source : in out Unbounded_Wide_String;
|
|
Mapping : Wide_Maps.Wide_Character_Mapping);
|
|
|
|
function Translate
|
|
(Source : in Unbounded_Wide_String;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping_Function)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Translate
|
|
(Source : in out Unbounded_Wide_String;
|
|
Mapping : in Wide_Maps.Wide_Character_Mapping_Function);
|
|
|
|
---------------------------------------
|
|
-- Wide_String Transformation Subprograms --
|
|
---------------------------------------
|
|
|
|
function Replace_Slice
|
|
(Source : in Unbounded_Wide_String;
|
|
Low : in Positive;
|
|
High : in Natural;
|
|
By : in Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Replace_Slice
|
|
(Source : in out Unbounded_Wide_String;
|
|
Low : in Positive;
|
|
High : in Natural;
|
|
By : in Wide_String);
|
|
|
|
function Insert
|
|
(Source : in Unbounded_Wide_String;
|
|
Before : in Positive;
|
|
New_Item : in Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Insert
|
|
(Source : in out Unbounded_Wide_String;
|
|
Before : in Positive;
|
|
New_Item : in Wide_String);
|
|
|
|
function Overwrite
|
|
(Source : in Unbounded_Wide_String;
|
|
Position : in Positive;
|
|
New_Item : in Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Overwrite
|
|
(Source : in out Unbounded_Wide_String;
|
|
Position : in Positive;
|
|
New_Item : in Wide_String);
|
|
|
|
function Delete
|
|
(Source : in Unbounded_Wide_String;
|
|
From : in Positive;
|
|
Through : in Natural)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Delete
|
|
(Source : in out Unbounded_Wide_String;
|
|
From : in Positive;
|
|
Through : in Natural);
|
|
|
|
function Trim
|
|
(Source : in Unbounded_Wide_String;
|
|
Side : in Trim_End)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Trim
|
|
(Source : in out Unbounded_Wide_String;
|
|
Side : in Trim_End);
|
|
|
|
function Trim
|
|
(Source : in Unbounded_Wide_String;
|
|
Left : in Wide_Maps.Wide_Character_Set;
|
|
Right : in Wide_Maps.Wide_Character_Set)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Trim
|
|
(Source : in out Unbounded_Wide_String;
|
|
Left : in Wide_Maps.Wide_Character_Set;
|
|
Right : in Wide_Maps.Wide_Character_Set);
|
|
|
|
function Head
|
|
(Source : in Unbounded_Wide_String;
|
|
Count : in Natural;
|
|
Pad : in Wide_Character := Wide_Space)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Head
|
|
(Source : in out Unbounded_Wide_String;
|
|
Count : in Natural;
|
|
Pad : in Wide_Character := Wide_Space);
|
|
|
|
function Tail
|
|
(Source : in Unbounded_Wide_String;
|
|
Count : in Natural;
|
|
Pad : in Wide_Character := Wide_Space)
|
|
return Unbounded_Wide_String;
|
|
|
|
procedure Tail
|
|
(Source : in out Unbounded_Wide_String;
|
|
Count : in Natural;
|
|
Pad : in Wide_Character := Wide_Space);
|
|
|
|
function "*"
|
|
(Left : in Natural;
|
|
Right : in Wide_Character)
|
|
return Unbounded_Wide_String;
|
|
|
|
function "*"
|
|
(Left : in Natural;
|
|
Right : in Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
function "*"
|
|
(Left : in Natural;
|
|
Right : in Unbounded_Wide_String)
|
|
return Unbounded_Wide_String;
|
|
|
|
private
|
|
pragma Inline (Length);
|
|
|
|
package AF renames Ada.Finalization;
|
|
|
|
Null_Wide_String : aliased Wide_String := "";
|
|
|
|
function To_Unbounded_Wide (S : Wide_String) return Unbounded_Wide_String
|
|
renames To_Unbounded_Wide_String;
|
|
|
|
type Unbounded_Wide_String is new AF.Controlled with record
|
|
Reference : Wide_String_Access := Null_Wide_String'Access;
|
|
Last : Natural := 0;
|
|
end record;
|
|
|
|
-- The Unbounded_Wide_String is using a buffered implementation to increase
|
|
-- speed of the Append/Delete/Insert procedures. The Reference string
|
|
-- pointer above contains the current string value and extra room at the
|
|
-- end to be used by the next Append routine. Last is the index of the
|
|
-- string ending character. So the current string value is really
|
|
-- Reference (1 .. Last).
|
|
|
|
pragma Stream_Convert
|
|
(Unbounded_Wide_String, To_Unbounded_Wide, To_Wide_String);
|
|
|
|
pragma Finalize_Storage_Only (Unbounded_Wide_String);
|
|
|
|
procedure Initialize (Object : in out Unbounded_Wide_String);
|
|
procedure Adjust (Object : in out Unbounded_Wide_String);
|
|
procedure Finalize (Object : in out Unbounded_Wide_String);
|
|
|
|
Null_Unbounded_Wide_String : constant Unbounded_Wide_String :=
|
|
(AF.Controlled with Reference => Null_Wide_String'Access, Last => 0);
|
|
|
|
end Ada.Strings.Wide_Unbounded;
|