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Date: Fri, 13 Jan 2012 12:06:01 +0200
From: Volodymyr Kostyrko <c.kworr@gmail.com>
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To: George Kontostanos <gkontos.mail@gmail.com>
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Cc: FreeBSD-Current <freebsd-current@freebsd.org>,
	FreeBSD Stable <freebsd-stable@freebsd.org>
Subject: Re: FreeBSD 9 & recompile ports
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George Kontostanos wrote:
> Greetings all and my apologies for cross posting!
>
> There seems to be a confusion regarding the ABI change in FreeBSD 9
> and if this affects the usual upgrade path which includes a full port
> rebuild.
>
> The relevant post is here: http://forums.freebsd.org/showthread.php?t=28831
>
> Frankly, I am also confused because I remember a relevant discussion a
> few months ago in the lists. Traditionally a major RELEASE upgrade
> requires a full ports rebuild, however this time there is no
> COMPAT_FREEBSD8 in GENERIC and most upgraded systems seem to be
> working fine. On the other hand this is stated in UPDATING:
>
> 20110828:
>          Bump the shared library version numbers for libraries that
>          do not use symbol versioning, have changed the ABI compared
>          to stable/8 and which shared library version was not bumped.
>          Done as part of 9.0-RELEASE cycle.
>
> Your input would be appreciated!

Why can't it be that only shared libraries should be bumped, but no 
kernel incompatible changes were introduced?

-- 
Sphinx of black quartz judge my vow.