1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME COMPONENTS --
5 -- S Y S T E M . I M G _ E N U M _ N E W --
9 -- Copyright (C) 2000-2007, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
32 ------------------------------------------------------------------------------
34 pragma Warnings (Off);
38 with Ada.Unchecked_Conversion;
40 package body System.Img_Enum_New is
42 -------------------------
43 -- Image_Enumeration_8 --
44 -------------------------
46 procedure Image_Enumeration_8
51 Indexes : System.Address)
53 pragma Assert (S'First = 1);
55 type Natural_8 is range 0 .. 2 ** 7 - 1;
56 type Index_Table is array (Natural) of Natural_8;
57 type Index_Table_Ptr is access Index_Table;
59 function To_Index_Table_Ptr is
60 new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
62 IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
64 Start : constant Natural := Natural (IndexesT (Pos));
65 Next : constant Natural := Natural (IndexesT (Pos + 1));
68 S (1 .. Next - Start) := Names (Start .. Next - 1);
70 end Image_Enumeration_8;
72 --------------------------
73 -- Image_Enumeration_16 --
74 --------------------------
76 procedure Image_Enumeration_16
81 Indexes : System.Address)
83 pragma Assert (S'First = 1);
85 type Natural_16 is range 0 .. 2 ** 15 - 1;
86 type Index_Table is array (Natural) of Natural_16;
87 type Index_Table_Ptr is access Index_Table;
89 function To_Index_Table_Ptr is
90 new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
92 IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
94 Start : constant Natural := Natural (IndexesT (Pos));
95 Next : constant Natural := Natural (IndexesT (Pos + 1));
98 S (1 .. Next - Start) := Names (Start .. Next - 1);
100 end Image_Enumeration_16;
102 --------------------------
103 -- Image_Enumeration_32 --
104 --------------------------
106 procedure Image_Enumeration_32
111 Indexes : System.Address)
113 pragma Assert (S'First = 1);
115 type Natural_32 is range 0 .. 2 ** 31 - 1;
116 type Index_Table is array (Natural) of Natural_32;
117 type Index_Table_Ptr is access Index_Table;
119 function To_Index_Table_Ptr is
120 new Ada.Unchecked_Conversion (System.Address, Index_Table_Ptr);
122 IndexesT : constant Index_Table_Ptr := To_Index_Table_Ptr (Indexes);
124 Start : constant Natural := Natural (IndexesT (Pos));
125 Next : constant Natural := Natural (IndexesT (Pos + 1));
128 S (1 .. Next - Start) := Names (Start .. Next - 1);
130 end Image_Enumeration_32;
132 end System.Img_Enum_New;