diff -r a27a279701f8 -r 6526dde5f3ac Registry.st
--- a/Registry.st	Fri Jul 16 11:39:45 1993 +0200
+++ b/Registry.st	Mon Oct 04 11:32:33 1993 +0100
@@ -56,8 +56,8 @@
 
     1 to:phantoms size do:[:index |
         (registeredObjects at:index) isNil ifTrue:[
-            (phantoms at:index) notNil ifTrue:[
-                phantom := phantoms at:index.
+            phantom := phantoms at:index.
+            phantom notNil ifTrue:[
                 phantoms at:index put:nil.
                 phantom disposed
             ]
@@ -100,9 +100,11 @@
 
 register:anObject
     "register anObject, so that a copy of it gets the disposed message
-     when anObject dies (somewhere in the future)"
+     when anObject dies (some time in the future)"
 
-    |phantom newColl count p index|
+    |phantom newColl newPhantoms
+     count "{ Class: SmallInteger }"
+     p index|
 
     phantom := anObject shallowCopy.
 
@@ -110,14 +112,17 @@
         registeredObjects := ShadowArray new:10.
         registeredObjects watcher:self.
         registeredObjects at:1 put:anObject.
-        phantoms := VariableArray with:phantom.
+        phantoms := Array new:10.
+	phantoms at:1 put:phantom.
+	ObjectMemory addDependent:self.
         ^ self
     ].
 
     index := registeredObjects identityIndexOf:anObject ifAbsent:[0].
     index ~~ 0 ifTrue:[
-	self error:'bad register'.
+	"already registered"
 	phantoms at:index put:phantom.
+	self error:'object is already registered'.
 	^ self
     ].
 
@@ -126,16 +131,15 @@
     1 to:count do:[:index |
         (registeredObjects at:index) isNil ifTrue:[
             "is there a leftover ?"
-            (phantoms at:index) notNil ifTrue:[
-                p := phantoms at:index.
+            p := phantoms at:index.
+            p notNil ifTrue:[
                 phantoms at:index put:nil.
-                p disposed
+                p disposed.
+		p := nil.
             ].
-            (phantoms at:index) isNil ifTrue:[
-                registeredObjects at:index put:anObject.
-                phantoms at:index put:phantom.
-                ^ self
-            ]
+            registeredObjects at:index put:anObject.
+            phantoms at:index put:phantom.
+            ^ self
         ]
     ].
 
@@ -145,9 +149,12 @@
     newColl replaceFrom:1 to:count with:registeredObjects.
     registeredObjects := newColl.
     registeredObjects watcher:self.
+    registeredObjects at:(count + 1) put:anObject.
 
-    registeredObjects at:(count + 1) put:anObject.
-    phantoms add:phantom
+    newPhantoms := Array new:(count * 2).
+    newPhantoms replaceFrom:1 to:count with:phantoms.
+    phantoms := newPhantoms.
+    phantoms at:(count + 1) put:phantom.
 !
 
 unregister:anObject
@@ -163,3 +170,13 @@
         registeredObjects at:index put:nil
     ]
 ! !
+
+!Registry methodsFor:'restart handling'!
+
+update:aParameter
+    aParameter == #restarted ifTrue:[
+	phantoms notNil ifTrue:[
+	    phantoms atAllPut:nil
+	]
+    ]
+! !