[info-mcl] Pathname and Unicode in MCL 5.1

Toomas Altosaar Toomas.Altosaar at hut.fi
Mon Oct 1 09:50:12 EDT 2007


Nice OpenGL image Alex and Brent!

>What is keeping MCL and OpenMCL from reuniting into a really useful 
>version of Lisp for the Mac? At a technical level, what went wrong 
>with MCL's compiler that it cannot produce code working at least 
>with Rosetta?

I understood that the problem was that Rosetta did not handle exact 
exceptions, one mechanism that compilers written by Gary Byers use 
for compactness of code and speed.

>How come the LispWorks stuff works with Rosetta, can produce PPC, 
>Intel and even Universal Binaries working on ALL Intel Macs?

I would assume LispWorks does not rely on using exceptions during 
normal processing.

>From a business point of view, why can Hazem not let go of a company 
>that does no longer appear to be viable?

Perhaps the business model applied by Digitool was "milk the cow 
until it is dead". No other known business model seems to be 
applicable other than gross negligence.



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