diff options
Diffstat (limited to 'gcc/ada/libgnat/s-imgrea.ads')
| -rw-r--r-- | gcc/ada/libgnat/s-imgrea.ads | 50 |
1 files changed, 7 insertions, 43 deletions
diff --git a/gcc/ada/libgnat/s-imgrea.ads b/gcc/ada/libgnat/s-imgrea.ads index d8eb721..45abac1 100644 --- a/gcc/ada/libgnat/s-imgrea.ads +++ b/gcc/ada/libgnat/s-imgrea.ads @@ -6,7 +6,7 @@ -- -- -- S p e c -- -- -- --- Copyright (C) 1992-2020, Free Software Foundation, Inc. -- +-- Copyright (C) 1992-2021, 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- -- @@ -29,56 +29,20 @@ -- -- ------------------------------------------------------------------------------ --- Image for fixed and float types (also used for Float_IO/Fixed_IO output) +-- This obsolete package is preserved for the sake of backward compatibility + +with System.Img_LLF; package System.Img_Real is pragma Pure; - procedure Image_Ordinary_Fixed_Point - (V : Long_Long_Float; - S : in out String; - P : out Natural; - Aft : Natural); - -- Computes fixed_type'Image (V) and returns the result in S (1 .. P) - -- updating P on return. The result is computed according to the rules for - -- image for fixed-point types (RM 3.5(34)), where Aft is the value of the - -- Aft attribute for the fixed-point type. This function is used only for - -- ordinary fixed point (see package System.Img_Dec for handling of decimal - -- fixed point). The caller guarantees that S is long enough to hold the - -- result and has a lower bound of 1. - -- - -- Remark: This procedure should NOT be called with V = -0.0 or V = +/-Inf, - -- The result is irrelevant. - - procedure Image_Floating_Point - (V : Long_Long_Float; - S : in out String; - P : out Natural; - Digs : Natural); - -- Computes float_type'Image (V) and returns the result in S (1 .. P) - -- updating P on return. The result is computed according to the rules for - -- image for floating-point types (RM 3.5(33)), where Digs is the value of - -- the Digits attribute for the floating-point type. The caller guarantees - -- that S is long enough to hold the result and has a lower bound of 1. - procedure Set_Image_Real (V : Long_Long_Float; - S : out String; + S : in out String; P : in out Natural; Fore : Natural; Aft : Natural; - Exp : Natural); - -- Sets the image of V starting at S (P + 1), updating P to point to the - -- last character stored, the caller promises that the buffer is large - -- enough and no check is made for this. Constraint_Error will not - -- necessarily be raised if this is violated, since it is perfectly valid - -- to compile this unit with checks off). The Fore, Aft and Exp values - -- can be set to any valid values for the case of use from Text_IO. Note - -- that no space is stored at the start for non-negative values. - - Max_Real_Image_Length : constant := 5200; - -- If Exp is set to zero and Aft is set to Text_IO.Field'Last (i.e., 255) - -- then Long_Long_Float'Last generates an image whose length is - -- slightly less than 5200. + Exp : Natural) + renames System.Img_LLF.Set_Image_Long_Long_Float; end System.Img_Real; |