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.
--
Gilles.
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