[zeromq-dev] 0MQ version 2.1.0 (Beta) released

[Pieter Hintjens]

Mato, Martin, Mikko, and everyone who contributed to ØMQ/2.1...
Congratulations on a major new release!

-Pieter
On 1 Dec 2010 17:14, "Martin Lucina" <mato at kotelna.sk> wrote:
> Hi all,
>
> we're pleased to announce that 0MQ version 2.1.0 (Beta) has been released
> and is available for download at:
>
> * http://download.zeromq.org/zeromq-2.1.0.tar.gz (UNIX line endings)
> * http://download.zeromq.org/zeromq-2.1.0.zip (Windows line endings)
>
> As part of improving the 0MQ downloads, we have a new download host,
> http://downloads.zeromq.org/. We will eventually remove the old tarballs
> hosted on Wikidot.
>
> You can also find MD5 and SHA-1 checksums of all recent released files at
> the above location.
>
> This release is the result of many months of work -- many bugs have been
> fixed but no doubt some new ones have been introduced so at this stage we
> consider this Beta quality. If you are starting a new project with 0MQ, we
> strongly recommend that you go with 2.1.0.
>
> Thanks to everyone who contributed to the release, especially Martin
> Sustrik for his hard work on the new socket shutdown semantics and Mikko
> Koppanen for refactoring the autoconf build system.
>
> The release notes follow this email; full details can of course be found
in
> the ChangeLog included in the distribution.
>
> Note that at the moment the reference manual at http://api.zeromq.org/ is
> still for the 2.0.x stable release; this will be updated later; refer to
> the included man pages/HTML instead.
>
> Enjoy!
>
> -mato
>
> ----
>
> 0MQ version 2.1.0 (Beta), released on 2010/12/01
> ================================================
>
> New functionality
> -----------------
>
> * New semantics for zmq_close () and zmq_term () ensure that all messages
> are sent before the application terminates. This behaviour may be
> modified using the new ZMQ_LINGER socket option; for further details
> refer to the reference manual.
>
> * The new socket options ZMQ_FD and ZMQ_EVENTS provide a way to integrate
> 0MQ sockets into existing poll/event loops.
>
> * Sockets may now be migrated between OS threads, as long as the
> application ensures that a full memory barrier is issued.
>
> * The 0MQ ABI exported by libzmq.so has been formalised; DSO symbol
> visibility is used on supported platforms to ensure that only public ABI
> symbols are exported. The library ABI version has been set to 1.0.0 for
> this release.
>
> * OpenPGM has been updated to version 5.0.92. This version no longer
> depends on GLIB, and integration with 0MQ should be much improved.
>
> * zmq_poll() now honors timeouts precisely, and no longer returns if no
> events are signaled.
>
> * Blocking calls now return EINTR if interrupted by the delivery of a
> signal; this also means that language bindings which previously had
> problems with handling SIGINT/^C should now work correctly.
>
> * The ZMQ_TYPE socket option was added; this allows retrieval of the
socket
> type after creation.
>
> * Added a ZMQ_VERSION macro to zmq.h for compile-time API version
> detection.
>
> * The ZMQ_RECONNECT_IVL and ZMQ_BACKLOG socket options have been added.
>
> Bug fixes
> ---------
>
> * Forwarder and streamer devices now handle multi-part messages correctly.
>
> * 0MQ no longer asserts when malformed data is received on the wire.
>
> * 0MQ internal timers now work correctly if the TSC jumps backwards.
>
> * The internal signalling functionality (mailbox) has been improved
> to automatically resize socket buffers on POSIX systems.
>
> * Many more.
>
> Building
> --------
>
> * 0MQ now builds correctly with many more non-GCC compilers (Sun Studio,
> Intel ICC, CLang).
>
> * AIX and HP-UX builds should work now.
>
> * FD_SETSIZE has been set to 1024 by default for MSVC builds.
>
> * Windows builds using GCC (MinGW) now work out of the box.
>
> Distribution
> ------------
>
> * A simple framework for regression tests has been added, along with a few
> basic self-tests. The tests can be run using "make check".
>
>
>
> _______________________________________________
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> zeromq-dev at lists.zeromq.org
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>
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