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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [ada/] [a-calari.adb] - Rev 593
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------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- A D A . C A L E N D A R . A R I T H M E T I C -- -- -- -- B o d y -- -- -- -- Copyright (C) 2006-2009, 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- -- -- 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. -- -- -- -- 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. -- -- -- -- 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. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ package body Ada.Calendar.Arithmetic is -------------------------- -- Implementation Notes -- -------------------------- -- All operations in this package are target and time representation -- independent, thus only one source file is needed for multiple targets. --------- -- "+" -- --------- function "+" (Left : Time; Right : Day_Count) return Time is R : constant Long_Integer := Long_Integer (Right); begin return Arithmetic_Operations.Add (Left, R); end "+"; function "+" (Left : Day_Count; Right : Time) return Time is L : constant Long_Integer := Long_Integer (Left); begin return Arithmetic_Operations.Add (Right, L); end "+"; --------- -- "-" -- --------- function "-" (Left : Time; Right : Day_Count) return Time is R : constant Long_Integer := Long_Integer (Right); begin return Arithmetic_Operations.Subtract (Left, R); end "-"; function "-" (Left, Right : Time) return Day_Count is Days : Long_Integer; Seconds : Duration; Leap_Seconds : Integer; pragma Warnings (Off, Seconds); -- temporary ??? pragma Warnings (Off, Leap_Seconds); -- temporary ??? pragma Unreferenced (Seconds, Leap_Seconds); begin Arithmetic_Operations.Difference (Left, Right, Days, Seconds, Leap_Seconds); return Day_Count (Days); end "-"; ---------------- -- Difference -- ---------------- procedure Difference (Left : Time; Right : Time; Days : out Day_Count; Seconds : out Duration; Leap_Seconds : out Leap_Seconds_Count) is Op_Days : Long_Integer; Op_Leaps : Integer; begin Arithmetic_Operations.Difference (Left, Right, Op_Days, Seconds, Op_Leaps); Days := Day_Count (Op_Days); Leap_Seconds := Leap_Seconds_Count (Op_Leaps); end Difference; end Ada.Calendar.Arithmetic;
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