On 03/23/2012 10:59 AM, Gilles Chanteperdrix wrote:
> On 03/23/2012 09:35 AM, Wolfgang Grandegger wrote:
>> Hello,
>>
>> while playing with rt_pipe, I realized that a select()/poll() function
>> does not unblock when the rt_pipe is deleted (via rt_pipe_delete) on the
>> other end. I think this is because the poll callback does not support
>> POLLHUP:
>>
>> http://www.rts.uni-hannover.de/xenomai/lxr/source/ksrc/nucleus/pipe.c#1024
>>
>> Is this by purpose? At least a blocking read() works as expected. It
>> does unblock and return 0 in that case.
>
> rt_pipes are deprecated, we are not going to add new features to them
> now. Please do not use them for new developments. We now have socket
> based RTIPCs. See examples/rtdm/profiles/ipc.
>
On the other hand, if you have a small patch to fix this, I will not
hurt anyone to merge it.
--
Gilles.
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