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Rational R1000/400

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⟦8d56919c0⟧ Ada Source

    Length: 16384 (0x4000)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package Fact, seg_02acd6

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



with Condition;
with Constant_String;
with Output_Stream;
package Fact is

    type Name is private;
    Null_Name : constant Name;
    type Collection is array (Positive range <>) of Name;

    subtype Class_Name is Constant_String.Object;
    Null_Class_Name : Class_Name renames Constant_String.Null_Object;

    ------------------------------------------------------------------------

    Max_Slots : constant := 20;
    subtype Value_Size is Natural range 0 .. Max_Slots;
    subtype Slot_Names is Value_Size range 1 .. Max_Slots;
    type    Slots      is array (Slot_Names range <>) of Integer;
    type Frame (Size : Value_Size := 0) is
        record
            Class : Class_Name;
            Value : Slots (1 .. Size);
        end record;
    Null_Frame : constant Frame :=
       (Size => 0, Class => Null_Class_Name, Value => (others => 0));

    ------------------------------------------------------------------------

    type Query_Qualifier is (Find, Check_No);
    type Patterns        is array (Slot_Names range <>) of Condition.Object;
    type Query (Size : Value_Size := 0) is
        record
            Kind  : Query_Qualifier;
            Class : Class_Name;
            Value : Patterns (1 .. Size);
        end record;

    Null_Query : constant Query :=
       Query'(Size  => 0,
              Kind  => Find,
              Class => Null_Class_Name,
              Value => (others => Condition.Is_Any));

    type Queries is array (Positive range <>) of Query;
    Null_Premiss : constant Queries := (1 .. 0 => Null_Query);

    ------------------------------------------------------------------------

    Overflow : exception;

    function Get      (The_Fact : Name)                    return Frame;
    function Get      (The_Fact : Name; Slot : Slot_Names) return Integer;
    function Empty_Collection                              return Collection;
    function Retrieve (Filter : Queries)                   return Collection;

    procedure Add    (The_Fact : Frame);
    procedure Delete (The_Fact : Name);
    procedure Change (The_Fact : Name; Value : Frame);
    procedure Change (The_Fact : Name;
                      The_Slot : Slot_Names;
                      To_Value : Integer);

    procedure Put (The_Query : Query; Where : Output_Stream.Object);
    procedure Put (The_Queries : Queries; Where : Output_Stream.Object);
    procedure Put (The_Fact : Name; Where : Output_Stream.Object);
    procedure Put (The_Collection : Collection; Where : Output_Stream.Object);
    procedure Put (Where : Output_Stream.Object);  -- The working memory

private
    type Name is new Natural;
    Null_Name : constant Name := 0;
end Fact;

E3 Meta Data

    nblk1=f
    nid=2
    hdr6=6
        [0x00] rec0=1e rec1=00 rec2=01 rec3=02c
        [0x01] rec0=19 rec1=00 rec2=08 rec3=050
        [0x02] rec0=13 rec1=00 rec2=0f rec3=000
        [0x03] rec0=10 rec1=00 rec2=0f rec3=000
        [0x04] rec0=c0 rec1=00 rec2=00 rec3=100
        [0x05] rec0=41 rec1=e6 rec2=a7 rec3=0f6
        [0x06] rec0=b8 rec1=6c rec2=00 rec3=002
        [0x07] rec0=08 rec1=3c rec2=d4 rec3=71e
        [0x08] rec0=f6 rec1=36 rec2=80 rec3=000
        [0x09] rec0=41 rec1=07 rec2=9a rec3=4e3
        [0x0a] rec0=dc rec1=ab rec2=50 rec3=000
        [0x0b] rec0=08 rec1=00 rec2=00 rec3=000
        [0x0c] rec0=24 rec1=00 rec2=0a rec3=2b5
        [0x0d] rec0=40 rec1=00 rec2=00 rec3=002
        [0x0e] rec0=00 rec1=00 rec2=00 rec3=019
    tail 0x21723e7e883e5666bd80b 0x42a00088462063c03
Free Block Chain:
  0x2: 0000  00 09 03 0d 80 1c 20 20 20 20 20 20 20 20 20 20  ┆                ┆
  0x9: 0000  00 0c 00 a8 80 1c 70 75 74 29 3b 20 20 2d 2d 20  ┆      put);  -- ┆
  0xc: 0000  00 07 03 fc 80 0f 20 20 20 20 20 20 65 6e 64 20  ┆            end ┆
  0x7: 0000  00 05 00 17 80 0f 20 20 20 20 20 20 20 20 65 6e  ┆              en┆
  0x5: 0000  00 06 00 11 80 0e 20 20 20 20 20 20 20 20 20 20  ┆                ┆
  0x6: 0000  00 04 03 fc 00 1e 20 20 20 20 20 20 20 20 20 20  ┆                ┆
  0x4: 0000  00 03 00 0a 80 07 42 61 6c 6c 20 3d 3e 07 20 20  ┆      Ball =>   ┆
  0x3: 0000  00 0a 03 fc 80 30 20 20 54 68 65 5f 42 61 6c 6c  ┆     0  The_Ball┆
  0xa: 0000  00 0d 03 fc 00 1f 20 20 20 20 20 20 20 20 20 20  ┆                ┆
  0xd: 0000  00 0b 00 08 80 05 6f 74 20 3d 3e 05 00 00 00 00  ┆      ot =>     ┆
  0xb: 0000  00 0e 03 fc 80 08 3e 20 48 65 61 70 29 2c 08 00  ┆      > Heap),  ┆
  0xe: 0000  00 00 00 09 80 06 74 61 74 65 20 3d 06 00 00 00  ┆      tate =    ┆