[zeromq-dev] zmq_recv question

[David Cheney]

attached.

thanks!


On Sat, Mar 29, 2014 at 12:20 AM, Pieter Hintjens <ph at imatix.com> wrote:

> David,
>
> Could you post the contents of /usr/include/sys/types.h to a pastebin
> for me? Thanks.
>
> -Pieter
>
> On Sat, Mar 29, 2014 at 4:42 AM, David Cheney <dcheney at peaxy.net> wrote:
> > Hi Pieter,
> >
> > Thanks for zmq.. we are loving using it in our clustered HA storage
> product.
> >
> > I regret that my C skills are rusty enough that I'd not presume to
> suggest a
> > patch suitable across your target environment(s)  :)
> >
> > Best I can do is to pass along my compiler/OS details - we are pretty
> > mainstream..
> >
> > $ uname -a
> > Linux dcheney.peaxy.net 2.6.32-358.23.2.el6.x86_64 #1 SMP Wed Oct 16
> > 18:37:12 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
> >
> > $ gcc --version
> > gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3)
> >
> > Is this something I can look to ZMQ to patch?  and if so when might I
> expect
> > that... I need to handle if I will be maintaining a local patch.
> >
> > best regards,
> > Dave
> >
> >
> > On Thu, Mar 27, 2014 at 12:05 AM, Pieter Hintjens <ph at imatix.com> wrote:
> >>
> >> Hi Dave,
> >>
> >> CZMQ uses uint for array indices; equivalent to unsigned int, but more
> >> convenient in code. We define it in czmq_prelude.h on systems that do
> >> not define it by default.
> >>
> >> So you're compiling on a system that does not define uint. Could you
> >> take a look at czmq_prelude.h around line 420, and see if you can add
> >> the necessary code for your compiler/OS?
> >>
> >> If you get that working, a pull request with the patch would be very
> >> welcome.
> >>
> >> -Pieter
> >>
> >> On Wed, Mar 26, 2014 at 10:31 PM, David Cheney <dcheney at peaxy.net>
> wrote:
> >> > I've downloaded, built, and installed the czmq from
> >> > http://download.zeromq.org/czmq-2.1.0.tar.gz
> >> >
> >> > When I attempt to use it I encounter this error:
> >> > In file included from /usr/local/include/czmq.h:68, from
> >> > src/tcp_ping.c:8:
> >> > /usr/local/include/zrex.h:78: error: expected declaration specifiers
> or
> >> > '...' before 'uint'
> >> > scons: *** [obj/Debug/tcp_ping.o] Error 1
> >> > scons: building terminated because of errors.
> >> >
> >> > /usr/local/include/zrex.h:78 makes use of uint, which apparently is
> >> > undefined? Using "unsigned" fixed the problem for me.
> >> >
> >> > Let me know if you'd like this posted at the issue tracker.
> >> >
> >> > Dave
> >> >
> >> >
> >> > On Mon, Mar 24, 2014 at 10:21 PM, Joe Lin <jlin at peaxy.net> wrote:
> >> >>
> >> >> Hi,
> >> >>
> >> >> Got a question regarding this function
> >> >>
> >> >> int zmq_recv (void *socket, void *buf, size_t len, int flags);
> >> >>
> >> >> According to the instruction:
> >> >>
> >> >> 'The zmq_recv() function shall receive a message from the socket
> >> >> referenced by thesocket argument and store it in the buffer
> referenced
> >> >> by
> >> >> the buf argument. Any bytes exceeding the length specified by the len
> >> >> argument shall be truncated'
> >> >>
> >> >> I would call this function several time in a row for a multi-frame
> >> >> message. My question is that if a frame exceeds the specified 'len'
> >> >> argument, do I get the data for the next frame or do I get the
> >> >> remaining
> >> >> data of the current frame?
> >> >>
> >> >> _______________________________________________
> >> >> zeromq-dev mailing list
> >> >> zeromq-dev at lists.zeromq.org
> >> >> http://lists.zeromq.org/mailman/listinfo/zeromq-dev
> >> >>
> >> >
> >> >
> >> > _______________________________________________
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> >> > zeromq-dev at lists.zeromq.org
> >> > http://lists.zeromq.org/mailman/listinfo/zeromq-dev
> >> >
> >> _______________________________________________
> >> zeromq-dev mailing list
> >> zeromq-dev at lists.zeromq.org
> >> http://lists.zeromq.org/mailman/listinfo/zeromq-dev
> >
> >
> >
> > _______________________________________________
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> > zeromq-dev at lists.zeromq.org
> > http://lists.zeromq.org/mailman/listinfo/zeromq-dev
> >
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