File : posix-calendar.ads
------------------------------------------------------------------------------
-- --
-- FLORIST (FSU Implementation of POSIX.5) COMPONENTS --
-- --
-- P O S I X . C A L E N D A R --
-- --
-- S p e c --
-- --
-- --
-- This file is a component of FLORIST, an implementation of the POSIX --
-- Ada bindings for use with the GNAT Ada compiler and the FSU Gnu Ada --
-- Runtime Library (GNARL). --
-- --
-- This package specification contains some text extracted from IEEE STD --
-- 1003.5: 1990, Information Technology -- POSIX Ada Language Interfaces --
-- Part 1: Binding for System Application Program Interface, as amended --
-- by IEEE STD 1003.5b: 1996, Amendment 1: Realtime Extensions, copyright --
-- 1996 by the Institute of Electrical and Electronics Engineers, Inc. --
-- --
-- The package specifications in the IEEE standards cited above represent --
-- only a portion of the documents and are not to be interpreteted --
-- outside the context of the documents. The standards must be used in --
-- conjunction with the package specifications in order to claim --
-- conformance. The IEEE takes no responsibility for and will assume no --
-- liability for damages resulting from the reader's misinterpretation of --
-- said information resulting from its out-of-context nature. To order --
-- copies of the IEEE standards, please contact the IEEE Service Center --
-- at 445 Hoes Lane, PO Box 1331, Piscataway, NJ 08855-1331; via phone at --
-- 1-800-678-IEEE, 908-981-1393; or via fax at 908-981-9667. --
-- --
-- These package specifications are distributed in the hope that they --
-- will be useful, but WITHOUT ANY WARRANTY; without even the implied --
-- warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
------------------------------------------------------------------------------
-- [$Revision: 1.1.1.1 $]
with Calendar,
POSIX;
package POSIX.Calendar is
-- Time information
type POSIX_Time is private;
function Clock return POSIX_Time;
function To_Time (Date : POSIX_Time) return Standard.Calendar.Time;
function To_POSIX_Time (Date : Standard.Calendar.Time) return POSIX_Time;
-- operations on POSIX_Time
subtype Year_Number is Standard.Calendar.Year_Number;
subtype Month_Number is Standard.Calendar.Month_Number;
subtype Day_Number is Standard.Calendar.Day_Number;
subtype Day_Duration is Standard.Calendar.Day_Duration;
function Year (Date : POSIX_Time) return Year_Number;
function Month (Date : POSIX_Time) return Month_Number;
function Day (Date : POSIX_Time) return Day_Number;
function Seconds (Date : POSIX_Time) return Day_Duration;
procedure Split
(Date : in POSIX_Time;
Year : out Year_Number;
Month : out Month_Number;
Day : out Day_Number;
Seconds : out Day_Duration);
function Time_Of
(Year : Year_Number;
Month : Month_Number;
Day : Day_Number;
Seconds : Day_Duration := 0.0) return POSIX_Time;
function "+" (L : POSIX_Time; R : Duration) return POSIX_Time;
function "+" (L : Duration; R : POSIX_Time) return POSIX_Time;
function "-" (L : POSIX_Time; R : Duration) return POSIX_Time;
function "-" (L : POSIX_Time; R : POSIX_Time) return Duration;
function "<" (L, R : POSIX_Time) return Boolean;
function "<=" (L, R : POSIX_Time) return Boolean;
function ">" (L, R : POSIX_Time) return Boolean;
function ">=" (L, R : POSIX_Time) return Boolean;
Time_Error : exception renames Standard.Calendar.Time_Error;
function To_POSIX_Time (Date : POSIX.Timespec) return POSIX_Time;
function To_Timespec (Date : POSIX_Time) return POSIX.Timespec;
private
type POSIX_Time is new Standard.Calendar.Time;
end POSIX.Calendar;