1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT RUN-TIME COMPONENTS                         --
4--                                                                          --
5--                          A D A . D E C I M A L                           --
6--                                                                          --
7--                                 S p e c                                  --
8--                                                                          --
9--          Copyright (C) 1992-1997 Free Software Foundation, Inc.          --
10--                                                                          --
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. --
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24-- MA 02111-1307, USA.                                                      --
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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, --
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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.                                      --
32--                                                                          --
33-- GNAT was originally developed  by the GNAT team at  New York University. --
34-- Extensive contributions were provided by Ada Core Technologies Inc.      --
35--                                                                          --
36------------------------------------------------------------------------------
37
38package Ada.Decimal is
39pragma Pure (Decimal);
40
41   --  The compiler makes a number of assumptions based on the following five
42   --  constants (e.g. there is an assumption that decimal values can always
43   --  be represented in 64-bit signed binary form), so code modifications are
44   --  required to increase these constants.
45
46   Max_Scale : constant := +18;
47   Min_Scale : constant := -18;
48
49   Min_Delta : constant := 1.0E-18;
50   Max_Delta : constant := 1.0E+18;
51
52   Max_Decimal_Digits : constant := 18;
53
54   generic
55      type Dividend_Type  is delta <> digits <>;
56      type Divisor_Type   is delta <> digits <>;
57      type Quotient_Type  is delta <> digits <>;
58      type Remainder_Type is delta <> digits <>;
59
60   procedure Divide
61     (Dividend  : in Dividend_Type;
62      Divisor   : in Divisor_Type;
63      Quotient  : out Quotient_Type;
64      Remainder : out Remainder_Type);
65
66private
67   pragma Inline (Divide);
68
69end Ada.Decimal;
70