Linux binary wants GLIBC_2.4, GLIBCXX_3.4.9

[Pieter de Goeje]

On Monday 02 March 2009, Edward Ruggeri wrote:
> Thanks very much!  Will this actually change behavior of the Linux
> kernel module, or is it just supposed to trick new versions of
> linux_base to build?

Yes, it changes behaviour. It enables a couple of features new in the Linux 
2.6 kernel. Glibc expects these features based on the advertised version of 
the compatibility layer.

- Pieter


>
> -- Ned Ruggeri
>
> On Sun, Mar 1, 2009 at 7:35 PM, Pieter de Goeje <pieter at degoeje.nl> wrote:
> > On Monday 02 March 2009, Edward Ruggeri wrote:
> >> I am using FreeBSD 7.0 Stable.  I want to run the Linguistica project
> >> Linux binary.  However, after loading the Linux kernel module, when I
> >> try to run the binary the system replies:
> >>
> >> ./lxa-ubuntu-325: /usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.9' not
> >> found (required by ./lxa-ubuntu-325)
> >> ./lxa-ubuntu-325: /usr/lib/obsolete/linuxthreads/libc.so.6: version
> >> `GLIBC_2.4' not found (required by ./lxa-ubuntu-325)
> >>
> >> Besides asking the Linguistica developers whether they actually must
> >> require such recent versions of the GNU C, C++ libraries, I tried to
> >> install a more recent linux_base.  However, everything beyond
> >> linux_base-fc4 does not support Linux kernel 2.4.2.
> >>
> >> Is there a module for a newer version of the linux kernel that I can
> >> build so as to install a newer linux_base?  Or is there a way to use
> >> the same 2.4.2 module but use more recent GNU C libraries?  I am not
> >> an expert in this area; is there something I haven't thought of?
> >
> > You can "upgrade" the linux compatibility layer by setting the sysctl:
> >
> >  compat.linux.osrelease=2.6.18
> >
> > For example in /etc/sysctl.conf. Then you should be able to install a
> > newer version of linux_base.
> >
> > --
> > Pieter de Goeje