Resolved race condition in Reaction.scala

git-svn-id: http://lampsvn.epfl.ch/svn-repos/scala/scala/trunk@11098 5e8d7ff9-d8ef-0310-90f0-a4852d11357a
2007-05-20 20:48:49 +00:00 · 2007-05-20 20:48:49 +00:00 · 487396de68
parent f268607374
commit 487396de68
1 changed files with 7 additions and 4 deletions
--- a/src/actors/scala/actors/Reaction.scala
+++ b/src/actors/scala/actors/Reaction.scala
@ -67,13 +67,16 @@ private[actors] class Reaction(a: Actor,
      }
      case t: Throwable => {
        // links
-        if (!a.links.isEmpty) {
-          a.exitLinked(t)
+        a.synchronized {
+          if (!a.links.isEmpty)
+            a.exitLinked(t)
        }
      }
    }
-    if (!a.sessions.isEmpty)
-      a.sessions = a.sessions.tail
+    a.synchronized {
+      if (!a.sessions.isEmpty)
+        a.sessions = a.sessions.tail
+    }
    Actor.tl.set(saved)
  }