Platform independent abstractions on platform specific models
Joachim Durchholz
joachim.durchholz at munich.netsurf.de
Wed May 19 20:34:40 UTC 1999
"Norton, Chris" wrote:
>
> This is a subject that I have spent some time thinking about (& I've
> posted stuff on it twice). I agree with you when you suggest that
> platform abstractions should be handled outside of the VM. A class
> based system is great, because you can easily maintain it without
> having lots of custom C++ VM code to re-write.
Besides, stuff outside the VM is easer to activate if case you have to
act out-of-character for a while. Imagine building or parsing file names
for a Windows machine on a Linux Squeak: impossible to reuse if there's
a built-in policy in the VM; a matter of a bit tweaking if it's all
Smalltalk source code.
Regards,
Joachim
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