[uClibc] ld.so loading "false" libs
Peter S. Mazinger
ps.m at gmx.net
Sun Sep 26 14:09:39 UTC 2004
On Sun, 26 Sep 2004, Joakim Tjernlund wrote:
> > On Sun, 26 Sep 2004, Joakim Tjernlund wrote:
> >
> > > > On Sat, 25 Sep 2004, Joakim Tjernlund wrote:
> > > >
> > > > > > Could this be related to the fact that running ldd it shows all the time
> > > > > > (0x00000000) after the used lib (as opposed to glibc's ldd, where there
> > > > > > are different values, I think telling us which lib is used (some
> > > > > > kind of versioning)?
> > > > >
> > > > > That is the load address for the lib. On PPC ldd /bin/busubox shows:
> > > > > libm.so.0 => /lib/libm.so.0 (0x30016000)
> > > > > libcrypt.so.0 => /lib/libcrypt.so.0 (0x3003c000)
> > > > > libc.so.0 => /lib/libc.so.0 (0x30060000)
> > > > > ld-uClibc.so.0 => /lib/ld-uClibc.so.0 (0x30000000)
> > > >
> > > > my arch is x86, why do I have 0x00000000?
> > >
> > > You probably need to compile uClibc with __LDSO_LDD_SUPPORT #defined
> >
> > I have it defined
>
> hmm, ldd will fallback on the old behaviour if something goes wrong. Try doing
> a strace on ldd.
>
> Did reversing the list in dl-elf.c help?
Not yet, I have enabled cache, and the ld.so.conf entries come first,
after that the standard paths. I do not know how to reverse this order
(cache going after standard) and I am not sure if ldconfig -v shows the
same behaviour as ldso's usage.
Peter
--
Peter S. Mazinger <ps dot m at gmx dot net> ID: 0xA5F059F2
Key fingerprint = 92A4 31E1 56BC 3D5A 2D08 BB6E C389 975E A5F0 59F2
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