Re: [gentoo-user] mesa build failure

[Mark Knecht]

On Sat, Jun 27, 2009 at 10:25 AM, Mark Knecht<markknecht@×××××.com> wrote:
> On Sat, Jun 27, 2009 at 10:18 AM, Alan McKinnon<alan.mckinnon@×××××.com> wrote:
>> On Saturday 27 June 2009 19:10:43 Mark Knecht wrote:
>>> On Sat, Jun 27, 2009 at 2:34 AM, Alan McKinnon<alan.mckinnon@×××××.com>
>> wrote:
>>> > On Saturday 27 June 2009 06:24:12 Mark Knecht wrote:
>>> >> On Fri, Jun 26, 2009 at 12:30 PM, Alan McKinnon<alan.mckinnon@×××××.com>
>>> >
>>> > wrote:
>>> >> > On Friday 26 June 2009 21:05:01 Mark Knecht wrote:
>>> >> >> So the weirdness continues. mesa built but then xorg-server failed
>>> >> >> with the same failure:
>>> >> >>
>>> >> >>
>>> >> >>  * >>> SetUID: [chmod go-r] /usr/bin/Xorg ...
>>> >> >>                        [ ok ]
>>> >> >>
>>> >> >> Switching to xorg-x11 OpenGL interface...ln: creating symbolic link
>>> >> >> `./libglx.so': File exists
>>> >> >> !!! Error: Failed to create /lib/libglx.so
>>> >> >
>>> >> > Looks like you have a file collision between xorg-server and mesa,
>>> >> > which is odd as those packages get a lot of testing.
>>> >> >
>>> >> > Anything on bugs.gentoo.org?
>>> >>
>>> >> Unfortunately it seem that there are bug reports on this and more
>>> >> unfortunately they have apparently been going on nearly a year now.
>>> >> It's not a Gentoo thing specifically as there are Ubuntu, Debian and
>>> >> other distros with reports in their forums.
>>> >>
>>> >> There was a possible by hand fix for it but I'll need to look at that
>>> >> over the weekend to see if it makes sense on this machine.
>>> >>
>>> >> Bummer. I hate banging my head up against a wall made of problems no
>>> >> one seems to be fixing.
>>> >>
>>> >> http://bugs.gentoo.org/247685
>>> >
>>> > The fix seems (in principle at least) to be brain-dead easy:
>>> >
>>> > - all ebuilds that merge opengl files should put them in distinct
>>> > locations by name to avoid collisions
>>> > - the contents of /usr/lib64/opengl/xorg-x11/extensions/ should be
>>> > symlinks with a sane default put there by xorg-server and modified by
>>> > eselect
>>> >
>>> > Nikos's comments are especially sane in that thread. Perhaps he'll come
>>> > along, see this thread and help you out further.
>>> >
>>> > I suspect that the temporary workaround will be to delete a symlink and
>>> > emerge stuff, then remember to always do this on every future re-emerge
>>> >
>>> > --
>>> > alan dot mckinnon at gmail dot com
>>>
>>> In concept it does seem fairly straight forward, but to some extent
>>> I'm not clear why my previous attempts didn't work, unless the
>>> questionable files remained behind. What I attempted to do was
>>> completely remove everything X, but I probably didn't specifically
>>> remove the stuff in /usr/lib/opengl/xorg-x11/extensions. I was
>>> expecting the emerge to do that.
>>
>> According to the bug report you mentioned earlier, the ebuild is attempting to
>> perform eselect too late in the process, which fails, and the ebuild
>> immediately exits.
>>
>> So it's not surprising that dodgy files are left behind which you must remove
>> manually.
>>
>> --
>> alan dot mckinnon at gmail dot com
>>
>>
> So I'm little confused by a couple of the postings in that report. I
> did emerge -C glproto/eselect/mesa/xorg-server and then made sure
> there was nothing left in those directories at all. Should I emerge
> eselect, manually do a select, and then emerge the rest of the files?
>
> Or emerge eselect and maybe mesa, do the eselect, then xorg-server?
>
> mesa is currently building. glproto created
> /usr/lib/opengl/xorg-x11/include, but the other two directories are
> there yet.
>
> Cheers,
> Mark
>

With mesa building in screen I tried the eselect step. It completes
normally but the extensions directory isn't there yet so there's
nothing to check.

[detached]
myth12 ~ # eselect opengl list
Available OpenGL implementations:
  [1]   xorg-x11 *
myth12 ~ # eselect opengl set 1
Switching to xorg-x11 OpenGL interface... done
myth12 ~ # ls -al /usr/lib/opengl/xorg-x11/
total 12
drwxr-xr-x 3 root root 4096 Jun 27 10:20 .
drwxr-xr-x 4 root root 4096 Jun 27 10:20 ..
drwxr-xr-x 2 root root 4096 Jun 27 10:20 include
myth12 ~ #