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SubjectRe: Linux kernel modules development in C++
** Reply to message from Tigran Aivazian <tigran@veritas.com> on Wed, 27 Sep
2000 20:10:49 +0100 (BST)


> at the bottom of each message there is a url to lkml FAQ - have you read
> it? It should say (I haven't read it myself but it _should_, Richard you
> hear this? :) plainly that Linux (or any UNIX) kernel development in C++
> is a very bad idea and explain why. Because C++ is not yet a mature
> programming language for tasks where precise knowledge of the generated
> code is required (and probably will never be). Think of C programming (in
> the kernel) simply as an assembly programming but using compiler as a
> useful shortcut generator, instead of typing tedious (and most
> importantly, arch-dependent!) sequences of instructions. Just a way to
> save time, and still remain in total control of what the resulting code
> will do and precisely how it will do it.

Why is that important? Sure, the kernel itself may need that level of control,
but 90% of device drivers don't! As long as you have a decent C++ compiler
(one that creates clean code, like Watcom's does), and you don't try to use
esoteric features like exception handling, it should work just fine.


--
Timur Tabi - ttabi@interactivesi.com
Interactive Silicon - http://www.interactivesi.com

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