Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!caen.engin.umich.edu!sol.engin.umich.edu!billkatt
From: billkatt@sol.engin.umich.edu (billkatt)
Newsgroups: comp.sys.mac
Subject: Re: New Mac Rumours
Message-ID: <41a62cf5.a590@mag.engin.umich.edu>
Date: 23 Feb 89 18:12:00 GMT
References: <1975@tank.uchicago.edu>
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Reply-To: billkatt@caen.engin.umich.edu (billkatt)
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In article <1975@tank.uchicago.edu> ra_robert@gsbacd.uchicago.edu writes:
>In article <41a2364a.a590@mag.engin.umich.edu>, billkatt@sol.engin.umich.edu (billkatt) writes...
>[...]
>>because you will
>>need all new applications to run under the new system.  Therefore, you might
>>as well compare to DOS 3.3, because it doesn't support the same overhead.
>>I am anxiously awaiting the new rewrite, even if it breaks all, as long as it
>>is in an object oriented format.
>[...]
>    
>
>_All_ new applications?  Unless they're running on a different type of CPU,
>why?

Rewriting in an object-oriented system would require changing the all the
system traps and their calling conventions.  It might be possible to write
a 'shell' which can be used to launch old-style applications, but at reduced
speed and or functionality.

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