--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/RAW/ml_name_space.ML Wed Dec 23 23:09:13 2015 +0100
@@ -0,0 +1,68 @@
+(* Title: Pure/RAW/ml_name_space.ML
+ Author: Makarius
+
+ML name space -- dummy version of Poly/ML 5.2 facility.
+*)
+
+structure ML_Name_Space =
+struct
+
+type valueVal = unit;
+type typeVal = unit;
+type fixityVal = unit;
+type structureVal = unit;
+type signatureVal = unit;
+type functorVal = unit;
+
+type T =
+ {lookupVal: string -> valueVal option,
+ lookupType: string -> typeVal option,
+ lookupFix: string -> fixityVal option,
+ lookupStruct: string -> structureVal option,
+ lookupSig: string -> signatureVal option,
+ lookupFunct: string -> functorVal option,
+ enterVal: string * valueVal -> unit,
+ enterType: string * typeVal -> unit,
+ enterFix: string * fixityVal -> unit,
+ enterStruct: string * structureVal -> unit,
+ enterSig: string * signatureVal -> unit,
+ enterFunct: string * functorVal -> unit,
+ allVal: unit -> (string * valueVal) list,
+ allType: unit -> (string * typeVal) list,
+ allFix: unit -> (string * fixityVal) list,
+ allStruct: unit -> (string * structureVal) list,
+ allSig: unit -> (string * signatureVal) list,
+ allFunct: unit -> (string * functorVal) list};
+
+val global: T =
+ {lookupVal = fn _ => NONE,
+ lookupType = fn _ => NONE,
+ lookupFix = fn _ => NONE,
+ lookupStruct = fn _ => NONE,
+ lookupSig = fn _ => NONE,
+ lookupFunct = fn _ => NONE,
+ enterVal = fn _ => (),
+ enterType = fn _ => (),
+ enterFix = fn _ => (),
+ enterStruct = fn _ => (),
+ enterSig = fn _ => (),
+ enterFunct = fn _ => (),
+ allVal = fn _ => [],
+ allType = fn _ => [],
+ allFix = fn _ => [],
+ allStruct = fn _ => [],
+ allSig = fn _ => [],
+ allFunct = fn _ => []};
+
+val initial_val : (string * valueVal) list = [];
+val initial_type : (string * typeVal) list = [];
+val initial_fixity : (string * fixityVal) list = [];
+val initial_structure : (string * structureVal) list = [];
+val initial_signature : (string * signatureVal) list = [];
+val initial_functor : (string * functorVal) list = [];
+
+fun forget_global_structure (_: string) = ();
+
+fun display_val (_, _: int, _: T) = ML_Pretty.String ("?", 1);
+
+end;