linux-kernel - Re: Kernel Development & Objective-C

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Message-ID: <474FF0FE.50208@stellatravel.co.uk>
Date:	Fri, 30 Nov 2007 11:16:14 +0000
From:	Ben Crowhurst <Ben.Crowhurst@...llatravel.co.uk>
To:	loic.grenie@...il.com
CC:	linux-kernel@...r.kernel.org
Subject: Re: Kernel Development & Objective-C

Loïc Grenié wrote:
> 2007/11/29, Ben Crowhurst <Ben.Crowhurst@...llatravel.co.uk>:
>   
>> Has Objective-C ever been considered for kernel development?
>>
>> regards,
>> BPC
>>     
>
>    No, it has not. Any language that looks remotely like an OO language
>   has not ever been considered for (Linux) kernel development and for
>   most, if not all, other operating systems kernels.
>
>     Various problems occur in an object oriented language. One of them
>   is garbage collection: it provokes asynchronous delays and, during
>   an interrupt or a system call for a real time task, the kernel cannot
>   wait. 
Objective C 1.0 does not force nor have garbage collection.

> Another is memory overhead: all the magic that OO languages
>   provide take space in memory and Linux kernel is used in embedded
>   systems with very tight memory requirements.
>   
But are embedded systems not rapidly moving on. Turning to stare at the 
ADSL X6 modem with MB's of ram.
>     Lots of people will think of better reasons why ObjC is not used...
>
>         Loïc Grenié
>
>
>   
Which I'm looking forward to hear :)

Thank you for your appropriate response.

--

Regards
BPC


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