[Bug 258360] race between setlocale() and iconv_open() causes segfault

In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 258360] race between setlocale() and iconv_open() causes segfault"
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From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 08 Sep 2021 13:39:18 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=258360

--- Comment #3 from Mark Johnston <markj@FreeBSD.org> ---
Created attachment 227762
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=227762&action=edit
patch

This fixes the segfaults for me.  I suspect there are other similar races
lurking, but I don't know this code well enough to spot them.  This should
probably also be using C11 atomics, for now I just used sys/atomic.h.

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