thanks for you time and explanation.

> Date: Mon, 21 May 2012 12:43:37 +0200
> From: jhrozek@redhat.com
> To: sssd-devel@lists.fedorahosted.org
> Subject: Re: [SSSD] [PATCH] 1213-Warn to syslog when dereference requests fail
>
> On Fri, May 18, 2012 at 12:18:31AM -0500, Ariel Barria wrote:
> > https://fedorahosted.org/sssd/ticket/1213
>
> Hi,
>
> I think only the changes in sdap_deref_search_done are needed.
>
> I was trying to find a tevent introduction but the best I could find was:
> http://tevent.samba.org/modules.html and in particular the example at
> http://tevent.samba.org/group__tevent__request.html#ga680dd2f03889aa7047143bbe52d6e938
>
> In short - the _send function only creates an asynchronous request. The
> _done function is called when the request actually completes. In the
> sdap_deref_search_done, you can see the return code being retrieved from
> a sub request. Finally the _recv function is available to the caller of
> the original _send function to retrieve the return code.
>
> Finally, you don't need to enclose the message of sss_log (the second
> parameter) in brackets. The message in the DEBUG macro is enclosed
> because the macro parameter is expanded verbatim as a parameter list of
> a printf-style debug function, see util.h:
> 141 } \
> 142 debug_fn body; \
> 143 } \
> 144 } while(0)
> 145
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