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.

top - download

⟦128bd8a6f⟧ Ada Source

    Length: 2048 (0x800)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package Expression, seg_0378f4, seg_037a0c

Derivation

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

-- This package parses and interprets the following rules
--
-- rule 0:
--  syntax:     expression ::= pour identifier prendre value
--  semantic:   result =  value.result
--              symbol <| insert(identifier,result)
--              expression.result = result
--
-- rule 1:
--  syntax:     expression ::= value
--  semantic:   expression.result = value.result;

with Scanner, Object;
package Expression is

    type Node is private;
    Empty_Node : constant Node;

    procedure Parse (N : in out Node);
    procedure Unparse (N : in Node);
    function Is_First (T : Scanner.Token) return Boolean;
    function Interpret (N : Node) return Object.Reference;

private
    type Node_Structure;
    type Node is access Node_Structure;
    Empty_Node : constant Node := null;
end Expression;

    nblk1=1
    nid=0
    hdr6=2
        [0x00] rec0=20 rec1=00 rec2=01 rec3=000
    tail 0x21735096084e5413278ff 0x42a00088462060003