libc5 on freebsd 6.3
freebsd-questions-local at be-well.ilk.org
Tue Feb 19 17:54:54 UTC 2008
lenny at edpausa.com writes:
> Thank you for your response, but it doesn't really help with the situation,
> besides the software I'm talking about has been recompiled many time over
> since the upgrade. Just to make sure, I recompiled again and it linked to
> both libc5 and libc6 right away. That's my issue.
Yes, but did you recompile all of the ports libraries that the
application links to? Any of *them* could be the problem too.
>> lenny at edpausa.com wrote:
>>> after several years of relatively trouble free system ( 5 > 6.3 ) and
>>> upgrades, I started having some issues with timesieved daemon of cyrus
>>> nothing in the software configuration has changed, but the cyrus port
>>> recently upgraded ( around the same time that the system was upgraded
>>> 6.2 to 6.3 )
>>> the only thing that looks suspicious is the fact that most ( or all )
>>> cyrus binaries are linked to both libc5 and libc6. in fact, after some
>>> digging around, I discovered that many other binaries on the system seem
>>> be linked to both libraries. I suspect that libc5 is the remnant of 5x
>>> What's the safest thing to do ?
>>> remove libc5 and link libc5 to libc6 ?
>>> rebuild affected software ? ( couldn't find a relevant make.conf option,
>>> so what might a flag like that look like ? WITH_LIBC_VER=6 ?
>> You have to recompile all your installed ports as part of your upgrade
>> to a new version of FreeBSD (e.g. 5.x -> 6.x, 6.x -> 7.x, etc). The
>> only reason this is necessary is to prevent this kind of problem from
>> creeping in as you incrementally rebuild your ports over time. Binaries
>> linked to incompatible or inconsistent sets of libraries like two
>> different versions of libc will behave unpredictably and may crash. No
>> special care needs to be taken when recompiling, just make sure to
>> recompile everything (portupgrade -fa or -faPP or similar).
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Lowell Gilbert, embedded/networking software engineer, Boston area
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