Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!sdd.hp.com!cs.utexas.edu!uunet!tut.cis.ohio-state.edu!unreplyable!garbage From: jonl%kuwait@LUCID.COM (Jon L White) Newsgroups: comp.lang.clos Subject: Creating metaclasses Message-ID: <9105030234.AA00420@kuwait> Date: 3 May 91 02:34:22 GMT References: <9105020128.AA28067@cs.rpi.edu> Sender: welch@tut.cis.ohio-state.edu Distribution: inet Organization: CommonLoops Lines: 10 Ah, Gregor's message made me think that I may have misread how much you wanted to be "possible"; indeed, he and I verbally confirmed that the new MOP book doesn't _require_ implementations to handle the CHANGE-CLASS case you brought up, but of course it doesn't _prohibit_ it either. On the other hand, we both hope that more implementations will actually do it, and then the portability question essentially becomes moot. -- JonL --