From owner-freebsd-hackers@freebsd.org  Thu Jul  6 23:52:46 2017
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References: <4d662753-98bc-1275-9394-0cda95eedc65@xiplink.com>
Subject: Re: libexecinfo backtrace() in a signal handler
From: Kurt Lidl <lidl@pix.net>
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Date: Thu, 6 Jul 2017 19:52:43 -0400
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You might want to look at this code:

https://github.com/stass/libsegfault

Which uses this libunwind: (I think)

http://www.nongnu.org/libunwind/man/libunwind(3).html

Might be just want you wanted.

-Kurt