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

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⟦e3f28179a⟧ Ada Source

    Length: 5120 (0x1400)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body File_Back, seg_0477fa

Derivation

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

package body File_Back is
    Current_Char : Character;
    Look_Ahead : Boolean := False;  
    File_Error_Report : Text_Io.File_Type;

    procedure Open (A_File : Text_Io.File_Type) is
    begin
        Look_Ahead := False;
    end Open;

    procedure Create_Error_Report (Nom_Error_Report : String) is
    begin  
        Text_Io.Create (File_Error_Report, Text_Io.Out_File, Nom_Error_Report);  
    end Create_Error_Report;

    procedure Save_Error_Report (Chaine : String) is
    begin
        Text_Io.Put (File_Error_Report, Chaine);
    end Save_Error_Report;

    procedure New_Line_Error_Report is  
    begin
        Text_Io.New_Line (File_Error_Report);
    end New_Line_Error_Report;

    procedure Close_Error_Report is
    begin
        Text_Io.Close (File_Error_Report);
    end Close_Error_Report;

    function At_End_Of_Line (A_File : Text_Io.File_Type) return Boolean is
    begin
        return Text_Io.End_Of_Line (A_File);
    end At_End_Of_Line;

    function Is_At_End (A_File : Text_Io.File_Type) return Boolean is
        Result : Boolean := False;
    begin
        if Text_Io.End_Of_Line (A_File) then
            Text_Io.Skip_Line (A_File);
            if Text_Io.End_Of_File (A_File) then
                Result := True;
            end if;
        end if;  
        return Result;
    end Is_At_End;

    function At_End (A_File : Text_Io.File_Type) return Boolean is
    begin
        if not Look_Ahead then
            return Is_At_End (A_File);
        else
            return False;
        end if;
    end At_End;


    procedure Next (A_File : Text_Io.File_Type) is
    begin
        if not Look_Ahead then
            Text_Io.Get (A_File, Current_Char);
        else
            Look_Ahead := False;
        end if;
    end Next;


    function Get (A_File : Text_Io.File_Type) return Character is
    begin
        Next (A_File);
        return Value (A_File);
    end Get;


    procedure Unget (A_File : Text_Io.File_Type) is
    begin
        Look_Ahead := True;
    end Unget;


    function Value (A_File : Text_Io.File_Type) return Character is
    begin
        return Current_Char;
    end Value;
end File_Back;

    nblk1=4
    nid=0
    hdr6=8
        [0x00] rec0=22 rec1=00 rec2=01 rec3=058
        [0x01] rec0=01 rec1=00 rec2=03 rec3=00a
        [0x02] rec0=25 rec1=00 rec2=04 rec3=030
        [0x03] rec0=0f rec1=00 rec2=02 rec3=000
    tail 0x21544912886545fac2044 0x42a00088462060003