undefined reference to SYS_cpuset

[Daniel Eischen]

On Mon, 28 Jul 2008, Unga wrote:

> --- On Mon, 7/28/08, Daniel Eischen <deischen at freebsd.org> wrote:
>
>> From: Daniel Eischen <deischen at freebsd.org>
>> Subject: Re: undefined reference to SYS_cpuset
>> To: "Unga" <unga888 at yahoo.com>
>> Cc: freebsd-stable at freebsd.org
>> Date: Monday, July 28, 2008, 9:19 PM
>> On Mon, 28 Jul 2008, Unga wrote:
>>
>>> Hi all
>>>
>>> Today (28th July) I upgraded the FreeBSD sources
>> (/usr/src) using
>>> cvsup and when try to compile a test C program I get
>> following:
>>>
>>> echo 'main(){}' > dummy.c
>>> cc dummy.c -v -Wl,--verbose
>>>
>>> /usr/lib/libc.so: undefined reference to
>> `SYS_cpuset_getaffinity'
>>> /usr/lib/libc.so: undefined reference to
>> `SYS_cpuset'
>>> /usr/lib/libc.so: undefined reference to
>> `SYS_cpuset_setaffinity'
>>> /usr/lib/libc.so: undefined reference to
>> `SYS_cpuset_getid'
>>> /usr/lib/libc.so: undefined reference to
>> `SYS_cpuset_setid'
>>> /usr/lib/libc.so: undefined reference to
>> `SYS_setfib'
>>> collect2: ld returned 1 exit status
>>>
>>> I can see in logs following programs compiled without
>> any error:
>>> cpuset_getaffinity.S
>>> cpuset.S
>>> cpuset_setaffinity.S
>>> cpuset_getid.S
>>> cpuset_setid.S
>>> setfib.S
>>>
>>> What's gone wrong now? Am I in the middle of a
>> FreeBSD update? or have
>>> I made some mistake? or multiple routing tables update
>> on 20080724
>>> broken something? Any ideas?
>>
>> Did you build and install the kernel first?
>>
>
> I have compiled and installed **only** following to a separate location:
> - FreeBSD Headers
> - lib/csu
> - lib/libc
> - lib/msun
> - lib/libc_r
>
> And tested with a simple script whether I can compile and link against new libs successfully before I can proceed with my project. That test, as mentioned in the original post, failed to link against the new C libraries. That is, it looks to me, the libc is now broken.
>
> Of course, the system I'm running is old, uname -a shows May 25. I don't think I have  to run the latest kernel for me to separately link against a different copy of libc, do I?
>
> If there a fix or a patch, I can apply against the libc and let you guys know the result.

The only supported way is to buildkernel and buildworld.  You're on your
own if you choose not to go along with the procedure in src/UPDATING.

-- 
DE