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

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⟦e587f7954⟧ Ada Source

    Length: 3072 (0xc00)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body More_Value, seg_03506a, seg_0363b2, seg_03690c

Derivation

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

with Object, Binary, Message, Argument, Scanner, Printer;
package body More_Value is

    type Node_Structure is
        record  
            Rule : Natural range 0 .. 1 := 0;
            Bin : Binary.Node := Binary.Empty_Node;
            More : More_Value.Node := Empty_Node;
            Mess : Message.Tiny_String;  
            Line : Natural;
        end record;

    procedure Parse (N : in out Node) is
        use Scanner;
    begin  
        N := new Node_Structure;
        N.Line := Scanner.Get_Line_Number;
        N.Mess := Scanner.Get_Value;  
        Scanner.Next;  
        Binary.Parse (N.Bin);
        if Is_First (Scanner.Get_Token) then
            N.Rule := 1;  
            Parse (N.More);
        end if;
    end Parse;

    procedure Unparse (N : in Node) is
    begin
        Scanner.Set_Line_Number (N.Line);
        Printer.Write_St (N.Mess);
        Printer.Write (":");
        Binary.Unparse (N.Bin);
        if N.Rule = 1 then
            Unparse (N.More);
        end if;
    end Unparse;

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

    procedure Interpret (N : Node;
                         Messages : in out Message.List;
                         Arguments : in out Argument.List) is
        Result : Object.Reference;
    begin  
        Scanner.Set_Line_Number (N.Line);
        Result := Binary.Interpret (N.Bin);
        Arguments := Argument.Put (Arguments, Result);
        Messages := Message.Put (Messages, N.Mess);
        case N.Rule is
            when 0 =>
                null;
            when 1 =>  
                Interpret (N.More, Messages, Arguments);
        end case;
    end Interpret;
end More_Value;

    nblk1=2
    nid=0
    hdr6=4
        [0x00] rec0=22 rec1=00 rec2=01 rec3=026
        [0x01] rec0=1c rec1=00 rec2=02 rec3=001
    tail 0x21731925e84d84e692643 0x42a00088462060003