Re: Proposal for minor mods to evio

[Vardan Gyurjyan <gurjyan@jlab.org>]

"Edward J. Brash" wrote:

> Hi Elliot,
>
> In the past, I have had some experience dealing with the coda routines running
> on the alpha.  Under Tru64 Unix, the solution has been to use the "-taso" switch
> when compiling these routines.  Under AlphaLinux, however, this switch does not
> exist.  Steve Wood in Hall C developed a workaround, which involves some changes
> to specifically the byte-swapping routine in evio, due of course to the 64-bit
> architecture of the alpha.
>
> I wanted to point this out right now, since you had mentioned this specifically
> in your message.  I think it would be nice to make the evio routines as
> platform-independent as possible, right from the start.  It is impossible to
> predict where/what the Hall D computing resources will be, so we should not tie
> ourselves to any one platform now.  Moreover, I think accomodating at least one
> 64-bit architecture at this point would be a good idea, given that this may
> become a standard in the not too distant future.
>
> Cheers,
> Ed.

Hi,
I think the solution is Java evio. Of course we should face some performance
problems,
yet taking in to account  increasing CPU, as well as Java compiler capabilities,
it should not be a problem at the time Hall D will be online.
Jevio project is in progress.
Regards,
Vardan