Behavior differs from Cog: Cog calls some security plugin if present to check if those operations are allowed. If that security plugin is absent, Cog and Rsqueak will do the same. I think that's acceptable for now.
Todo
primitiveDirectoryEntry is not implemented yet. I guess we could simulate it with primLookupEntryIn:name:
primitiveHasFileAccess is not implemented either and I don't think, we could simulate it
Done
Todo