[ace-users] Innacurate timers in Linux after 5.5.6

Johnny Willemsen jwillemsen at remedy.nl
Tue Jul 24 10:13:46 CDT 2007


> > The configure script does check a lot of defines, but it 
> really isn't
> > complete. A large amount of work has to be done to improve 
> that support, but
> > that will need funding. Probably something gets detected 
> wrong and then in
> > ACE_OS::gethrtime() the wrong code is triggered.
> I recently rebuilt ACE using the configure script and found that the
> resulting config.h had (mistakenly) decided that ACE_OS::fast_memcpy
> was faster than ::memcpy (it isn't, by a factor of about 3) and that
> my system had no SysV named semaphore operations (it does).
> It seems that configure is definitely to be used with some care and
> the resulting config.h should be carefully checked.

Maybe people can contribute patches, improvements or fund the improvement of
the autoconf support in ACE/TAO. We really want to get this improved, but it
is a huge amount of work. If you have patches, problems, etc, please put
them in bugzilla (see http://deuce.doc.wustl.edu/bugzilla/index.cgi)


Johnny Willemsen
Remedy IT
Postbus 101
2650 AC  Berkel en Rodenrijs
The Netherlands
www.theaceorb.nl / www.remedy.nl  

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