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From: Jan Beich <jbeich@FreeBSD.org>
To: Yuri <yuri@rawbw.com>
Cc: ports-committers@freebsd.org, svn-ports-all@freebsd.org,
 svn-ports-head@freebsd.org
Subject: Re: svn commit: r503790 - in head/devel/libevent: . files
References: <201906090552.x595qs9a031121@repo.freebsd.org>
 <f8e53c06-c5e7-2dc0-2736-99e907d684b3@rawbw.com>
Date: Sun, 09 Jun 2019 13:48:09 +0200
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 (yuri@rawbw.com's message of "Sun, 9 Jun 2019 03:03:39 -0700")
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Yuri <yuri@rawbw.com> writes:

> On 2019-06-08 22:52, Jan Beich wrote:
>> Author: jbeich
>> Date: Sun Jun  9 05:52:53 2019
>> New Revision: 503790
>> URL: https://svnweb.freebsd.org/changeset/ports/503790
>>
>> Log:
>>    devel/libevent2: update to 2.1.10
>>       Changes:
>> https://github.com/libevent/libevent/releases/tag/release-2.1.10-stable
>>    ABI:		https://abi-laboratory.pro/tracker/timeline/libevent/
>>    PR:		238127
>>    Reported by:	GitHub (watch releases)
>>    Tested by:	pkubaj (powerpc64)
>>    Approved by:	maintainer timeout (2 weeks)
>>    MFH:		2019Q2 (maybe security)
[...]
> It looks like they made incompatible changes in the library, and Tor
> fails to build now:
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=238433

Where is "fails to build now"? That bug is about runtime failure.
I did test confirm all consumers built fine before landing.

> libevent bug report: https://github.com/libevent/libevent/issues/831

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=230764 is the cause.
evutil_secure_rng_add_bytes shouldn't have been exposed on FreeBSD 12.0.
And it wouldn't be if delphij@ replaced his hack with upstream fix.