[Libevent-users] [ANN] Libevent 2.0.20-stable is released

[Nick Mathewson <nickm@xxxxxxxxxxxxx>]

Hello, everyone!

Announcing Libevent 2.0.20-stable
=================================

Libevent 2.0.20-stable is now tagged and released.  The package is
available from the *shiny new website* at http://libevent.org/ .

There are GPG signatures there too; you should probably verify them,
to make sure you get the software you think you are getting.

What's New in Libevent 2.0.20-stable
====================================

This is a pretty small bugfix release, considering that it's been a few
months. Most of the changes are code cleanups in the unit tests. Here's the
ChangeLog for this release:

BUGFIXES:
 o core: Make event_pending() threadsafe. (be7a95c Simon Liu)
 o win32: avoid crash when waiting forever on zero fds. (160e58b)
 o evhttp: Fix a memory leak on error in evhttp_uriencode (11c8b31)
 o evbuffer: Avoid possible needless call to writev. Found by
coverity. (6a4ec5c)
 o evdns: memset sockaddr_in before using it. Found by coverity. (a1a0e67)
 o evhttp: Check more setsockopt return values when binding sockets.
Found by coverity (a0912e3)
 o evdns: Avoid segfault on weird timeout during name lookup. (dc32077
Greg Hazel)
 o bufferevent_ssl: Correctly invoke callbacks when a SSL bufferevent
reads some and then blocks. (606ac43)


PORTABILITY FIXES:
 o check for arc4random_buf at runtime, on OS X (bff5f94 Greg Hazel)
 o Correctly check for arc4random_buf (fcec3e8 Sebastian Hahn)
 o Add explicit AC_PROG_SED to configure.in so all autoconfs will
expose $(SED) (ca80ea6)

BUILD FIXES:
 o Add GCC annotations so that the vsprintf functions get checked
properly (117e327)
 o Fix an unused variable warning on *BSD. (c0720c1)

UNIT TEST FIXES:
 o Fix a couple of memory leaks (found with Valgrind). (3b2529a Ross Lagerwall)
 o Remove deadcode in http regression tests. Found by coverity. (5553346)
 o Fix possible uninitialized read in dns regression tests. Found by
coverity. (2259777)
 o Set umask before calling mkstemp in unit tests. Found by coverity (f1ce15d)
 o Fix various check-after-dereference issues in unit tests: found by
coverity (4f3732d)
 o Fix resource leaks in the unit tests; found by coverity (270f279)
 o Add some missing null checks to unit tests; found by coverity (f021c3d)
 o Avoid more crashes/bad calls in unit tests; found by coverity (3cde5bf)
 o Remove unused variable; spotted by coverity (6355b2a)
 o Add checks to various return values in unit tests. Found by
coverity (b9e7329)
 o Move assignment outside tt_assert in ssl unit tests. Appeases
coverity. (a2006c0)

Acknowledgments
===============

Thanks to everybody who helped with code, bug reports, and suggestions,
including but not limited to:

Andrew Cox
Sebastian Hahn
Greg Hazel
Andrew Hochhaus
Ross Lagerwall
Simon Liu

-- 
Nick
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