Re: [Opensync-users] msynctool discover cores

[Anil <rep...@gm...>]

I am making some progress with LD_PRELOAD.

test@test:~% msynctool --discover test 2
ERROR: Object Fomrat "" of a database not set

I am using the default configuration for syncml-http-server.



On Jan 9, 2008 10:57 AM, Daniel Gollub <dg...@su...> wrote:
> On Mittwoch 09 Januar 2008, Anil wrote:
> > The file plugin works, but not the syncml plugin.
> > Also, if I set the trace environment variables as suggested on some of
> > the site, it cores even more. Apparently, it has problems getting from
> > the environment:
> >
> >
> > vds5@vds5:~% export OSYNC_TRACE=~
> > vds5@vds5:~% export SYNCML_TRACE=~
>
> Oh, you had _TRACE files enabled?
>
> Unfortunately, a lot of code of our codebase is lacking in one very
> fundamental issue, at least i wasn't aware of it. We have lot's of debugging
> output which includes char pointers which might be NULL. This is wrong, and
> make a lot of pain on Solaris, since libc of Solaris will dereferences this
> NULL pointer (and cause the crash). I wasn't aware of this issue, since i
> only got i touch so far with glibc, anyway it's just bad coding of me and
> just wrong. I'll try to clean this mess up the next days... sorry about that.
> Could you try in meanwhile to preload /usr/lib/0@0.so.1
>
> Jijun Yu, applied  once a big patch which fixed several places in OpenSync
> where those debug output might contain a NULL char pointer.. i reverted it,
> for three reason: i had no idea, i'm just dumb and last but not least i
> wanted to have clean solution instead of tons of mini-ifs in every debug
> statement. I thought about a customized xprintf function (sqlite is using for
> debugging output also an customized one which is portable), or just remove
> unneeded/obsolete debug statements which might include NULL char pointer.
>
> If you're interested what this is all about you might check:
> http://technopark02.blogspot.com/2006/04/solaris-null-pointer-bugs-usrlib00so1.html
>
> best regards,
> Daniel
>
>
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