Re: [libmicrohttpd] Correct handling of the MHD_ContentReaderCallback

[Christian Grothoff]

Hmm. That's, eh, interesting.  MHD should simply not call you
asking for zero bytes.  Got a testcase or a (gdb) call trace
for me? Or is this a hypothetical question to answer the case
"what if MHD did do that?"?

Happy hacking!

Christian

On 02/10/2014 10:50 AM, Martin Velek wrote:
> Hello,
> 
> I am trying to write a robust MHD_ContentReaderCallback callback.
> However I cannot imagine how to handle a situation when MHD calls my
> callback with the provided buffer size equal to 0 (I am running
> internal select mode). The documentation does not state it as an
> impossible situation.
> 
> I can't return 0 because of the internal select mode.
> I can't return MHD_CONTENT_READER_END_* because I would like to handle
> the request.
> 
> 
> Best
> Martin
>

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