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.


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⟦d5e11ea08⟧ Ada Source

    Length: 3072 (0xc00)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Binary, seg_037e08

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦5a81ac88f⟧ »Space Info Vol 1« 
        └─⟦this⟧ 

E3 Source Code



with Errors;
with More_Binary;
with Trace;
with Unary;
with Unparser;

package body Binary is

    type Node_Structure is
        record
            Line : Natural;
            Unar : Unary.Node := Unary.Empty_Node;
            More : More_Binary.Node := More_Binary.Empty_Node;
        end record;

    procedure Parse (N : in out Node) is
    begin
        Trace.Display ("parsing Binary");
        N := new Node_Structure;
        N.Line := Scanner.Get_Line_Number;
        if Unary.Is_First (Scanner.Get_Token) then
            Unary.Parse (N.Unar);
            More_Binary.Parse (N.More);
        else
            raise Errors.Expecting_Unary;
        end if;
    end Parse;

    procedure Unparse (N : Node) is
    begin
        Unary.Unparse (N.Unar);
        More_Binary.Unparse (N.More);
        Trace.Display ("fin unparse binary");
    end Unparse;

    function Is_First (T : Scanner.Token) return Boolean is
        use Scanner;
    begin
        return Unary.Is_First (T);
    end Is_First;

    function Interpret (N : Node) return Object.Reference is
        Result : Object.Reference;
    begin  
        Errors.Save_Interpret_Line (N.Line);
        Result := Unary.Interpret (N.Unar);
        Result := More_Binary.Interpret (N.More, Result);
        Trace.Display ("fin interpretation Binary");
        Trace.Display (Result);
        return Result;
    end Interpret;

end Binary;


E3 Meta Data

    nblk1=2
    nid=0
    hdr6=4
        [0x00] rec0=26 rec1=00 rec2=01 rec3=028
        [0x01] rec0=13 rec1=00 rec2=02 rec3=001
    tail 0x21531312284e58d5d5444 0x42a00088462060003