Re: [Xen-devel] size_t and printk and Xen

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 11/10/08 15:05, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote:

> I am adding code in Xen that printk's a size_t and find that
> I can't write code (short of ifdef'ing) that compiles on
> both 32-bit and 64-bit because size_t is typedef'd in Xen as an
> unsigned long.  C.f.

Cast to an int or to a long? Use %z?

> http://www.velocityreviews.com/forums/t438359-portable-way-to-printf-a-sizet-i
> nstance.html
> 
> It appears that the %z format is understood by Xen printk.
> 
> Is the typedef historical and should be removed?  Or is it
> necessary for some (older?) compilers?

Removing it would break the build, I think.

 -- Keir

> If it is not going to be removed, is there a workaround
> (other than ifdef'ing)?



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