-- --
-- S p e c --
-- --
--- $Revision$
--- --
--- Copyright (C) 1992-2001 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- --
-- 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- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
+-- --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception, --
+-- version 3.1, as published by the Free Software Foundation. --
-- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
+-- You should have received a copy of the GNU General Public License and --
+-- a copy of the GCC Runtime Library Exception along with this program; --
+-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
+-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
--- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
type Time_Span is private;
Time_Span_First : constant Time_Span;
- Time_Span_Last : constant Time_Span;
- Time_Span_Zero : constant Time_Span;
- Time_Span_Unit : constant Time_Span;
+ Time_Span_Last : constant Time_Span;
+ Time_Span_Zero : constant Time_Span;
+ Time_Span_Unit : constant Time_Span;
Tick : constant Time_Span;
function Clock return Time;
function Microseconds (US : Integer) return Time_Span;
function Milliseconds (MS : Integer) return Time_Span;
- -- With duration represented as a 64-bit number with a delta of
- -- 10 ** (-9), the number of seconds in Duration'Last does not fit
- -- in 32 bits.
+ function Seconds (S : Integer) return Time_Span;
+ pragma Ada_05 (Seconds);
+
+ function Minutes (M : Integer) return Time_Span;
+ pragma Ada_05 (Minutes);
- type Seconds_Count is range -2 ** 63 .. 2 ** 63 - 1;
+ -- Seconds_Count needs 64 bits, since Time has the full range of
+ -- Duration. The delta of Duration is 10 ** (-9), so the maximum
+ -- number of seconds is 2**63/10**9 = 8*10**9 which does not quite
+ -- fit in 32 bits.
+
+ type Seconds_Count is range -2 ** 63 .. 2 ** 63 - 1;
procedure Split (T : Time; SC : out Seconds_Count; TS : out Time_Span);
function Time_Of (SC : Seconds_Count; TS : Time_Span) return Time;
pragma Import (Intrinsic, ">=");
pragma Import (Intrinsic, "abs");
+ pragma Inline (Microseconds);
+ pragma Inline (Milliseconds);
+ pragma Inline (Nanoseconds);
+ pragma Inline (Seconds);
+ pragma Inline (Minutes);
+
end Ada.Real_Time;