1 ------------------------------------------------------------------------------
3 -- GNAT LIBRARY COMPONENTS --
5 -- A D A . C O N T A I N E R S . I N D E F I N I T E _ V E C T O R S --
9 -- Copyright (C) 2004-2005, Free Software Foundation, Inc. --
11 -- This specification is derived from the Ada Reference Manual for use with --
12 -- GNAT. The copyright notice above, and the license provisions that follow --
13 -- apply solely to the contents of the part following the private keyword. --
15 -- GNAT is free software; you can redistribute it and/or modify it under --
16 -- terms of the GNU General Public License as published by the Free Soft- --
17 -- ware Foundation; either version 2, or (at your option) any later ver- --
18 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
19 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
20 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
21 -- for more details. You should have received a copy of the GNU General --
22 -- Public License distributed with GNAT; see file COPYING. If not, write --
23 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
24 -- Boston, MA 02110-1301, USA. --
26 -- As a special exception, if other files instantiate generics from this --
27 -- unit, or you link this unit with other files to produce an executable, --
28 -- this unit does not by itself cause the resulting executable to be --
29 -- covered by the GNU General Public License. This exception does not --
30 -- however invalidate any other reasons why the executable file might be --
31 -- covered by the GNU Public License. --
33 -- This unit was originally developed by Matthew J Heaney. --
34 ------------------------------------------------------------------------------
36 with Ada.Finalization;
40 type Index_Type is range <>;
41 type Element_Type (<>) is private;
43 with function "=" (Left, Right : Element_Type) return Boolean is <>;
45 package Ada.Containers.Indefinite_Vectors is
48 subtype Extended_Index is Index_Type'Base
49 range Index_Type'First - 1 ..
50 Index_Type'Min (Index_Type'Base'Last - 1, Index_Type'Last) + 1;
52 No_Index : constant Extended_Index := Extended_Index'First;
54 type Vector is tagged private;
56 type Cursor is private;
58 Empty_Vector : constant Vector;
60 No_Element : constant Cursor;
62 function "=" (Left, Right : Vector) return Boolean;
64 function To_Vector (Length : Count_Type) return Vector;
67 (New_Item : Element_Type;
68 Length : Count_Type) return Vector;
70 function "&" (Left, Right : Vector) return Vector;
72 function "&" (Left : Vector; Right : Element_Type) return Vector;
74 function "&" (Left : Element_Type; Right : Vector) return Vector;
76 function "&" (Left, Right : Element_Type) return Vector;
78 function Capacity (Container : Vector) return Count_Type;
80 procedure Reserve_Capacity
81 (Container : in out Vector;
82 Capacity : Count_Type);
84 function Length (Container : Vector) return Count_Type;
87 (Container : in out Vector;
90 function Is_Empty (Container : Vector) return Boolean;
92 procedure Clear (Container : in out Vector);
96 Index : Extended_Index) return Cursor;
98 function To_Index (Position : Cursor) return Extended_Index;
102 Index : Index_Type) return Element_Type;
104 function Element (Position : Cursor) return Element_Type;
106 procedure Replace_Element
107 (Container : in out Vector;
109 New_Item : Element_Type);
111 procedure Replace_Element
112 (Container : in out Vector;
114 New_Item : Element_Type);
116 procedure Query_Element
119 Process : not null access procedure (Element : Element_Type));
121 procedure Query_Element
123 Process : not null access procedure (Element : Element_Type));
125 procedure Update_Element
126 (Container : in out Vector;
128 Process : not null access procedure (Element : in out Element_Type));
130 procedure Update_Element
131 (Container : in out Vector;
133 Process : not null access procedure (Element : in out Element_Type));
135 procedure Move (Target : in out Vector; Source : in out Vector);
138 (Container : in out Vector;
139 Before : Extended_Index;
143 (Container : in out Vector;
148 (Container : in out Vector;
151 Position : out Cursor);
154 (Container : in out Vector;
155 Before : Extended_Index;
156 New_Item : Element_Type;
157 Count : Count_Type := 1);
160 (Container : in out Vector;
162 New_Item : Element_Type;
163 Count : Count_Type := 1);
166 (Container : in out Vector;
168 New_Item : Element_Type;
169 Position : out Cursor;
170 Count : Count_Type := 1);
173 (Container : in out Vector;
177 (Container : in out Vector;
178 New_Item : Element_Type;
179 Count : Count_Type := 1);
182 (Container : in out Vector;
186 (Container : in out Vector;
187 New_Item : Element_Type;
188 Count : Count_Type := 1);
190 procedure Insert_Space
191 (Container : in out Vector;
192 Before : Extended_Index;
193 Count : Count_Type := 1);
195 procedure Insert_Space
196 (Container : in out Vector;
198 Position : out Cursor;
199 Count : Count_Type := 1);
202 (Container : in out Vector;
203 Index : Extended_Index;
204 Count : Count_Type := 1);
207 (Container : in out Vector;
208 Position : in out Cursor;
209 Count : Count_Type := 1);
211 procedure Delete_First
212 (Container : in out Vector;
213 Count : Count_Type := 1);
215 procedure Delete_Last
216 (Container : in out Vector;
217 Count : Count_Type := 1);
219 procedure Reverse_Elements (Container : in out Vector);
221 procedure Swap (Container : in out Vector; I, J : Index_Type);
223 procedure Swap (Container : in out Vector; I, J : Cursor);
225 function First_Index (Container : Vector) return Index_Type;
227 function First (Container : Vector) return Cursor;
229 function First_Element (Container : Vector) return Element_Type;
231 function Last_Index (Container : Vector) return Extended_Index;
233 function Last (Container : Vector) return Cursor;
235 function Last_Element (Container : Vector) return Element_Type;
237 function Next (Position : Cursor) return Cursor;
239 procedure Next (Position : in out Cursor);
241 function Previous (Position : Cursor) return Cursor;
243 procedure Previous (Position : in out Cursor);
248 Index : Index_Type := Index_Type'First) return Extended_Index;
253 Position : Cursor := No_Element) return Cursor;
255 function Reverse_Find_Index
258 Index : Index_Type := Index_Type'Last) return Extended_Index;
260 function Reverse_Find
263 Position : Cursor := No_Element) return Cursor;
267 Item : Element_Type) return Boolean;
269 function Has_Element (Position : Cursor) return Boolean;
273 Process : not null access procedure (Position : Cursor));
275 procedure Reverse_Iterate
277 Process : not null access procedure (Position : Cursor));
280 with function "<" (Left, Right : Element_Type) return Boolean is <>;
281 package Generic_Sorting is
283 function Is_Sorted (Container : Vector) return Boolean;
285 procedure Sort (Container : in out Vector);
287 procedure Merge (Target : in out Vector; Source : in out Vector);
293 pragma Inline (First_Index);
294 pragma Inline (Last_Index);
295 pragma Inline (Element);
296 pragma Inline (First_Element);
297 pragma Inline (Last_Element);
298 pragma Inline (Query_Element);
299 pragma Inline (Update_Element);
300 pragma Inline (Replace_Element);
301 pragma Inline (Contains);
303 type Element_Access is access Element_Type;
305 type Elements_Type is array (Index_Type range <>) of Element_Access;
307 function "=" (L, R : Elements_Type) return Boolean is abstract;
309 type Elements_Access is access Elements_Type;
311 use Ada.Finalization;
313 type Vector is new Controlled with record
314 Elements : Elements_Access;
315 Last : Extended_Index := No_Index;
320 procedure Adjust (Container : in out Vector);
322 procedure Finalize (Container : in out Vector);
327 (Stream : not null access Root_Stream_Type'Class;
330 for Vector'Write use Write;
333 (Stream : not null access Root_Stream_Type'Class;
334 Container : out Vector);
336 for Vector'Read use Read;
338 Empty_Vector : constant Vector := (Controlled with null, No_Index, 0, 0);
340 type Vector_Access is access constant Vector;
341 for Vector_Access'Storage_Size use 0;
343 type Cursor is record
344 Container : Vector_Access;
345 Index : Index_Type := Index_Type'First;
349 (Stream : not null access Root_Stream_Type'Class;
352 for Cursor'Write use Write;
355 (Stream : not null access Root_Stream_Type'Class;
356 Position : out Cursor);
358 for Cursor'Read use Read;
360 No_Element : constant Cursor := Cursor'(null, Index_Type'First);
362 end Ada.Containers.Indefinite_Vectors;