On Wed, 27 Sep 2006 the mental interface of
Takashi Iwai told:
> At Tue, 26 Sep 2006 17:03:29 -0400,
> Lee Revell wrote:
> >
> > On Tue, 2006-09-26 at 22:40 +0200, Elimar Riesebieter wrote:
> > > On Tue, 26 Sep 2006 the mental interface of
> > > Lee Revell told:
> > >
> > > > On Tue, 2006-09-26 at 22:13 +0200, Elimar Riesebieter wrote:
> > > > > Hi all,
> > > > >
> > > > > I am testing 1.0.13rc3 (lib/driver/utils) on PPC/2.6.18
> > > > >
> > > > > Starting a soundapp like moc gives:
> > > > >
> > > > > "relocation error: mocp: symbol snd_pcm_hw_params_get_channels_min,
> > > > > version ALSA_0.9.0rc4 not defined in file libasound.so.2 with link
> > > > > time reference"
> > > > >
> > > > > Any hints?
> > > > >
> > > >
> > > > Application was compiled against a different alsa-lib version than is
> > > > present.
> > >
> > > This was my idea as well, but apps compiled with versions << 1.0.12
> > > are running with 1.0.13rc2?
> >
> > It's not guaranteed that using a wrong library version won't work.
>
> The backward compatibility is guaranteed.
> That's the very reason that such a versioned symbol was introduced.
> (And it was a big failure...)
>
> Please don't mix up the things about config files and the library ABI
> compatibility. In a very rare case, the configuration file doesn't
> match with the driver version. This happend once on emu10k1 (and
> people now think that it's a frequent case, unforunately, although
> we've tried to keep the compatibility of config stuff since then).
> But, the ABI is kept backward-compatible for many years.
>
> So, you don't have to use the same version of alsa-lib. In general,
> the newer version is always better. The newer one includes more
> bugfixes and new features.
>
>
> BTW, the problem here looks like a build of alsa-lib with versioned
> symbols. Or, the app isn't linked to libasound at compile time, so it
> couldn't resolve the versioned symbols properly. It's a common
> problem with versioned symbols.
The libs where build as follows:
../configure --prefix=/usr \
--mandir=\$${prefix}/share/man \
--infodir=\$${prefix}/share/info \
--datadir=\$${prefix}/share \
--host=$(DEB_HOST_GNU_TYPE) \
--enable-static --disable-maintainer-mode
where --enable-shared[=PKGS] build shared libraries
points by default to yes
Elimar
--
>what IMHO then?
IMHO - Inhalation of a Multi-leafed Herbal Opiate ;)
--posting from alex in debian-user--
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