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authorcharlet <charlet@138bc75d-0d04-0410-961f-82ee72b054a4>2007-12-13 10:30:04 +0000
committercharlet <charlet@138bc75d-0d04-0410-961f-82ee72b054a4>2007-12-13 10:30:04 +0000
commit830a3f424d271773b4efa216a3006b108d48d04f (patch)
tree723bf7b7f6c79be9da7af8b7b5180dc8dc0f63f7 /gcc/ada/s-imgdec.ads
parent587185fc9008481f0b72ec5dcf732420b1a92288 (diff)
downloadgcc-830a3f424d271773b4efa216a3006b108d48d04f.tar.gz
2007-12-06 Robert Dewar <dewar@adacore.com>
* s-imenne.adb, s-imenne.ads: New files. * s-imgboo.adb, s-imgboo.ads, s-imgcha.adb, s-imgcha.ads, s-imgdec.adb, s-imgdec.ads, s-imgenu.ads, s-imgint.adb, s-imgint.ads, s-imglld.adb, s-imglld.ads, s-imglli.adb, s-imglli.ads, s-imgllu.adb, s-imgllu.ads, s-imgrea.adb, s-imgrea.ads, s-imguns.adb, s-imguns.ads, s-imgwch.adb, s-imgwch.ads: New calling sequence for Image routines to avoid sec stack usage. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@130852 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ada/s-imgdec.ads')
-rw-r--r--gcc/ada/s-imgdec.ads23
1 files changed, 14 insertions, 9 deletions
diff --git a/gcc/ada/s-imgdec.ads b/gcc/ada/s-imgdec.ads
index 41762e1a387..16a821c5f4c 100644
--- a/gcc/ada/s-imgdec.ads
+++ b/gcc/ada/s-imgdec.ads
@@ -6,7 +6,7 @@
-- --
-- S p e c --
-- --
--- Copyright (C) 1992-2006, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2007, 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- --
@@ -35,18 +35,23 @@
-- type does not exceed Integer'Size (also used for Text_IO.Decimal_IO output)
package System.Img_Dec is
- pragma Preelaborate;
+ pragma Pure;
- function Image_Decimal
+ procedure Image_Decimal
(V : Integer;
- Scale : Integer) return String;
- -- Compute 'Image of V, the integer value (in units of delta) of a decimal
- -- type whose Scale is as given and return the result. THe image is given
- -- by the rules in RM 3.5(34) for fixed-point type image functions.
+ S : in out String;
+ P : out Natural;
+ Scale : Integer);
+ -- Computes fixed_type'Image (V), where V is the integer value (in units of
+ -- delta) of a decimal type whose Scale is as given and stores the result
+ -- S (1 .. P), updating P to the value of L. The image is given by the
+ -- rules in RM 3.5(34) for fixed-point type image functions. The caller
+ -- guarantees that S is long enough to hold the result. S need not have a
+ -- lower bound of 1.
procedure Set_Image_Decimal
(V : Integer;
- S : out String;
+ S : in out String;
P : in out Natural;
Scale : Integer;
Fore : Natural;
@@ -59,7 +64,7 @@ package System.Img_Dec is
-- will not necessarily be raised if this requirement 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
- -- by Text_IO.Decimal_IO.
+ -- by Text_IO.Decimal_IO. Note that there is no leading space stored.
procedure Set_Decimal_Digits
(Digs : in out String;