DataMuseum.dk Presents historical artifacts from the history of: Rational R1000/400

This is an automatic "excavation" of a thematic subset of artifacts from Datamuseum.dk's BitArchive. See our Wiki for more about Rational R1000/400 Excavated with: AutoArchaeologist - Free & Open Source Software.

top - download

⟦9820bd0ab⟧ Ada Source

    Length: 5120 (0x1400)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package Unix_Time, seg_0509ad

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦this⟧ 

-- 4.2BSD interface to unix time functions

with System;
with C_Strings;
with Unchecked_Conversion;
package Unix_Time is

    subtype Time_T is Integer;

    type Time_T_Ptr is access Time_T;
    pragma Local_Access (Time_T_Ptr);
    function To_Time_T_Ptr is new Unchecked_Conversion
                                     (System.Address, Time_T_Ptr);

    type Timeval_Rec is
        record
            Tv_Sec : Integer; -- seconds
            Tv_Usec : Integer; -- and microseconds
        end record;

    type Timeval_Ptr is access Timeval_Rec;
    pragma Local_Access (Timeval_Ptr);
    function To_Timeval_Ptr is new Unchecked_Conversion
                                      (System.Address, Timeval_Ptr);

    type Timezone_Rec is
        record
            Tz_Minuteswest : Integer; -- minutes west of Greenwich
            Tz_Dsttime : Integer; -- type of dst correction
        end record;

    type Timezone_Ptr is access Timezone_Rec;
    pragma Local_Access (Timezone_Ptr);
    function To_Timezone_Ptr is new Unchecked_Conversion
                                       (System.Address, Timezone_Ptr);

    Dst_None : constant := 0; -- not on dst
    Dst_Usa : constant := 1; -- USA style dst
    Dst_Aust : constant := 2; -- Australian style dst
    Dst_Wet : constant := 3; -- Western European dst
    Dst_Met : constant := 4; -- Middle European dst
    Dst_Eet : constant := 5; -- Eastern European dst
    Dst_Can : constant := 6; -- Canada
    Dst_Gb : constant := 7; -- Great Britain and Eire
    Dst_Rum : constant := 8; -- Rumania
    Dst_Tur : constant := 9; -- Turkey
    Dst_Austalt : constant := 10; -- Australian style with shift in 1986

    type Tm_Rec is
        record
            Tm_Sec : Integer;
            Tm_Min : Integer;
            Tm_Hour : Integer;
            Tm_Mday : Integer;
            Tm_Mon : Integer;
            Tm_Year : Integer;
            Tm_Wday : Integer;
            Tm_Yday : Integer;
            Tm_Isdst : Integer;
        end record;

    type Tm_Ptr is access Tm_Rec;
    pragma Local_Access (Tm_Ptr);
    function To_Tm_Ptr is new Unchecked_Conversion (System.Address, Tm_Ptr);

    type Tms is
        record
            Tms_Utime : Time_T; -- user time
            Tms_Stime : Time_T; -- system time
            Tms_Cutime : Time_T; -- user time, children;
            Tms_Cstime : Time_T; -- system time, children;
        end record;
    type Tms_Ptr is access Tms;

    function To_Tms_Ptr is new Unchecked_Conversion (System.Address, Tms_Ptr);

    function Ctime (Clock : Time_T_Ptr) return C_Strings.C_String;

    function Gmtime (Clock : Time_T_Ptr) return Tm_Ptr;
    function Localtime (Clock : Time_T_Ptr) return Tm_Ptr;

    function Asctime (Clock : Tm_Ptr) return C_Strings.C_String;
    function Timezone (Zone : Integer; Dst : Integer) return C_Strings.C_String;

    function Time (Clock : Time_T_Ptr) return Time_T;

    function Times (Times_Buf : Tms_Ptr) return Integer;

    -- gettimeofday and settimeofday are 4.2/4.3 BSD only.  If you call
    -- them, your code will *not* port to UNIX System V/386.  Are you
    -- 100% certain you can't use time() to do what you want?  Time()
    -- is portable.
    --
    function Gettimeofday (Tp : Timeval_Ptr; Tzp : Timezone_Ptr) return Integer;
    function Settimeofday (Tp : Timeval_Ptr; Tzp : Timezone_Ptr) return Integer;

    pragma Interface (C, Ctime);
    pragma Interface (C, Gmtime);
    pragma Interface (C, Localtime);
    pragma Interface (C, Asctime);
    pragma Interface (C, Timezone);
    pragma Interface (C, Time);
    pragma Interface (C, Times);
    pragma Interface (C, Gettimeofday);
    pragma Interface (C, Settimeofday);
end Unix_Time;

    nblk1=4
    nid=0
    hdr6=8
        [0x00] rec0=22 rec1=00 rec2=01 rec3=004
        [0x01] rec0=19 rec1=00 rec2=02 rec3=008
        [0x02] rec0=1b rec1=00 rec2=03 rec3=044
        [0x03] rec0=16 rec1=00 rec2=04 rec3=000
    tail 0x21758042c878e79993c27 0x42a00088462060003