Re: upgrade - what will happen?

[Chavdar Ivanov <ci4ic4%gmail.com@localhost>]

На 2019-04-29 в 21:04, Greg A. Woods написа:
> At Sun, 28 Apr 2019 11:02:30 +0200, Benny Siegert <bsiegert%gmail.com@localhost> wrote:
> Subject: Re: upgrade - what will happen?
>> When you upgrade, the old library versions stay around, so old
>> packages continue to work -- with the exception of things depending on
>> osabi, which might break.
> Isn't there's one small caveat about old shared library versions?
>
> Postinstall(8), which will be run by sysinst during an upgrade, or if
> you do a manual upgrade and then similarly run "postinstall fix" as is
> recommended, will remove "obsolete" files, including old system shared
> libraries. 

No, it won't. At least, id doesn't remove them for me, I update my
systems all the time with sysupgrade, which invokes postinstall. E.g., I
still have

libssh.so.32.0 libssh.so.33.0 libssh.so.34.0.


>
> --
> 					Greg A. Woods <gwoods%acm.org@localhost>
>
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