[zeromq-dev] [ANNOUNCE] Crossroads I/O release 1.0.0

[Pieter Hintjens]

Congratulations on this, guys. It's nice to see the LGPL in action.

-Pieter

On Thu, Mar 15, 2012 at 1:53 PM, Martin Sustrik <sustrik at 250bpm.com> wrote:
> Hi all!
>
> We would like to announce the first release of the Crossroads I/O project.
>
> Crossroads I/O is a fork of the ZeroMQ project.
>
> While we acknowledge forking can be a painful process, we felt the
> ZeroMQ trademark policy to be overly restrictive.
>
> Furthermore, the ZeroMQ community has also recently chosen to institute
> a light review process, which we feel is at odds with the technical
> quality and long-term goals we desire for the project.
>
> The website for the project can be found here:
>
> http://www.crossroads.io
>
> Development of Crossroads I/O is coordinated and discussed on the
> crossroads-dev at groups.crossroads.io mailing list. You can subscribe to
> the list, and view previous archives, here:
>
> http://groups.crossroads.io/
>
> Thanks to the kind folks at behind GroupServer for sponsoring hosting of
> the mailing list on OnlineGroups.net!
>
> Release 1.0.0 of Crossroads I/O is available now, and can be downloaded at:
>
> http://www.crossroads.io/download
>
> This release is a direct continuation of the work since our release of
> ZeroMQ 3.1.0 in December 2011. You can find the Release Notes included
> in this email.
>
> We would like to thank the ZeroMQ community for their work over the
> years, and also everyone who we have discussed the fork with over the
> last couple of months for their help and advice.
>
> Regards,
>
> Martin Sustrik
> Martin Lucina
>
> ----------------------------------------------------------------------
>
> Crossroads I/O Release Notes
> ----------------------------
>
> This file documents the major changes in between releases of Crossroads
> I/O. For a detailed list of changes please refer to Git history, or the
> ChangeLog file included with your distribution of Crossroads.
>
>
> Release 1.0.0 (15 March 2012)
> -----------------------------
>
> Initial release.  Changes listed here are as compared to libzmq release
> 3.1.
>
> New features:
>
> * The io_threads argument has been removed from xs_init(), and the
>   default number of I/O threads per context is now 1.
> * Context options added - see xs_setctxopt(3):
>   * The XS_IO_THREADS context option allows the user to specify the
>     size of the worker thread pool.
>   * The XS_MAX_SOCKETS context option allows the user to specify the
>     maximum number of sockets that can exist in parallel within a
>     context.
> * Allow setting the source address for TCP connections - see xs_tcp(7).
> * ZeroMQ drop-in compatibility mode, enabled by the --enable-libzmq
>   option to configure. This is a binary compatible emulation of the
>   ZeroMQ 2.1.11 API, for details see zmq(7).
>
> Bugfixes:
>
> * Fix pgm_receiver.cpp: zmq_assert (pending_bytes == 0). (LIBZMQ-205)
> * Fix assertion in pgm_sender_t::plug(). (LIBZMQ-303)
> * Race condition in zmq_term() fixed.
> * Message loss when a SUB socket disconnects fixed.
> * Fix data loss for PUB/SUB and unidirectional transports. (LIBZMQ-268)
> * Bug in linger implementation fixed.
> * Fix IPC transport domain socket stream file not being removed when
>   connection is closed.
> * Removal of pipe from dist_t fixed.
> * Only use AI_V4MAPPED if defined, and don't use it on FreeBSD.
>
> Optimisation:
>
> * Several optimisations to reduce the memory size of PUB/SUB
>   subscription map.
> * Avoid one extra call to poll() when there are no more data to send.
>
> Build:
>
> * MSVC build updated to use MSVC2010 instead of MSVC2008.
> * configure prints out a summary of XS configuration.
>
> Self tests:
>
> * Many more tests have been added, see the tests/ subdirectory.
> * The self tests can now be run from a MSVC build, see the "tests"
>   project.
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