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Date: Wed, 29 Mar 2006 11:58:29 +0200
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To: Kris Kennaway <kris@obsecurity.org>
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Cc: ports@freebsd.org, Amarendra Godbole <amarendra.godbole@gmail.com>
Subject: Re: Broken dependency on expat.
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Kris Kennaway wrote:
> On Wed, Mar 29, 2006 at 04:38:29AM +0000, Amarendra Godbole wrote:
>> Hi,
>>
>> I tried to build apache22 from the ports (/usr/ports/www/apache22/).
>> Now, the initial build failed, because of a broken dependency on
>> libexpat - as apache22 needed a newer version than the one I had
>> (1.95.*).
>>
>> So, I forcibly deinstalled, and reinstalled expat2 from
>> /usr/ports/textproc/expat2/, and apache22 built and installed fine.
>>
>> So far so good...
>>
>> ...but upgrading libexpat removed the original libexpat.so.5 link, and
>> put a libexpat.so.6...which caused all my X based programs, including
>> the window manager to break! X just refused to start, and so did many
>> other programs.
>>
>> Now, I just put back the softlink libexpat.so.5, and poof...things
>> were up and running again...
>>
>> So my question is: is there a better way to handle such a scenario? Or
>> in case of libraries, can't the original links be preserved, and new
>> links added (I guess this cannot be done).
> 
> Use portupgrade.
> 
> Kris

Portupgrade will keep the old libs around. Since I have a small HD I
prefer to get rid of old libs and add an entry to "/etc/libmap.conf".
Using links to handle this doesn't look like a good solution to me,
because they might be forgotten and left on the system long beyond their
usefulness.