Re: Why no XML in the Kernel?

[Bill Davidsen]

James Courtier-Dutton wrote:
> Nick Piggin wrote:
>
> > Ahmad Reza Cheraghi wrote:
> >
> > > Can somebody tell me why the Kernel-Development dont
> > > wanne have XML is being used in the Kernel??
> >
> > Because nobody has come up with a good reason why it
> > should be. Same as anything that isn't in the kernel.
> >
> > Nick
> I have a requirement to pass information from the kernel to user space. 
> The information is passed fairly rarely, but over time extra parameters 
> are added. At the moment we just use a struct, but that means that the 
> kernel and the userspace app have to both keep in step. If something 
> like XML was used, we could implement new parameters in the kernel, and 
> the user space could just ignore them, until the user space is upgraded.
> XML would initially seem a good idea for this, but are there any methods 
> currently used in the kernel that could handle these parameter changes 
> over time.
>
> For example, should the sysfs be used for this?
>
> Any comments?

For decades people have been solving this with key:value, ignoring 
unknown keys. And using nice text format eliminates any endian and word 
size issues.

XML sounds like overkill for problems of this type.

--
   -bill davidsen (davidsen@xxxxxxx)
"The secret to procrastination is to put things off until the
 last possible moment - but no longer"  -me
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