<> <> <> <> <<>> DIRECTORY BoolOps, CD, PW, Rope, SymTab; PWPLABasics: CEDAR DEFINITIONS = BEGIN ROPE: TYPE = Rope.ROPE; Error: ERROR[ec: ErrorCode, msg: ROPE]; ErrorCode: TYPE = { Null, -- never raised NoDescription, -- you must have one NoTruthTable, -- you must have one MissingTile, -- a required tile was missing from the tile set ParameterErrors, -- errors found in table passed to ReadParameters TileSet, -- something was wrong with the tile set NoDump -- could not dump truth table to file }; AllPresent: PROC [list: LIST OF CD.Object] RETURNS [b: BOOL _ TRUE]; RequiredTile: PROC [from: CD.Design, name1, name2, name3: ROPE _ NIL] RETURNS [CD.Object]; OptionalTile: PROC [from: CD.Design, name1, name2, name3: ROPE _ NIL] RETURNS [CD.Object]; ListRefAnyToListRope: PROC [list: LIST OF REF] RETURNS [LIST OF ROPE]; ListRefAnyToListOfListRope: PROC [list: LIST OF REF] RETURNS [llr: LIST OF LIST OF ROPE]; Length: PROC [list: LIST OF ROPE] RETURNS [length: INT _ 0]; EnsureSize: PROC [list: LIST OF ROPE, quantity: INT]; GetEQN: PROC [par: SymTab.Ref, inNames, outNames: LIST OF ROPE] RETURNS[BoolOps.TruthTable]; FetchTT: PROC [par: SymTab.Ref] RETURNS [truthTable: BoolOps.TruthTable]; DumpTruthTable: PROC [tt: BoolOps.TruthTable, ttFile: ROPE]; END.