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Rational R1000/400

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⟦8d6e5b96e⟧ Ada Source

    Length: 3072 (0xc00)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Registered_Object_State, seg_05587a

Derivation

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

E3 Source Code



package body Registered_Object_State is  
    function Null_Object_State return Object is
    begin
        return Object (-1);
    end Null_Object_State;
    function Is_Busy (O : in Object) return Boolean is

    begin
        return (O in 1 .. 100);

    end Is_Busy;
    function Is_Free (O : in Object) return Boolean is

    begin
        return O = Free;
    end Is_Free;
    function Is_Unknow (O : in Object) return Boolean is

    begin
        return O = Unknow;
    end Is_Unknow;
    procedure Init (O : in out Object) is

    begin
        O := Unknow;
    end Init;  
    procedure Make_Free (O : in out Object) is

    begin  
        O := Free;
    end Make_Free;
    procedure Inc (O : in out Object) is

    begin

        O := O + 1;


    end Inc;

    procedure Dec (O : in out Object) is  
    begin
        if (Is_Busy (O)) then
            O := O - 1;  
        end if;
    end Dec;  
    function Image (O : Object) return String is

    begin
        case O is
            when Unknow =>
                return "unknown state";
            when Free =>
                return "free state";
            when others =>
                return "busy state" & Integer'Image (Integer (O));
        end case;  
    end Image;
end Registered_Object_State;

E3 Meta Data

    nblk1=2
    nid=0
    hdr6=4
        [0x00] rec0=30 rec1=00 rec2=01 rec3=018
        [0x01] rec0=0d rec1=00 rec2=02 rec3=000
    tail 0x21760213687bd902eff41 0x42a00088462060003