[CentOS] Problems running programs compiled unter Centos 5 on Centos 4 machines

[Jim Perrin]

On 5/10/07, Bernhard Gschaider <bgschaid_lists at ice-sf.at> wrote:
>
> I know this is quite a handwaving, stupid question, but I don't know
> where else to ask it and maybe somebody here can at least point me
> into the right direction, because I'm stuck.
>
> I have a program package that were using here (OpenFOAM for those who
> know it). My problem is that when I compile and link this package on
> CentOS 5, it won't run on CentOS 4.x-machines but stops with a
> floating-point-exception. The funny thing is that my experiments with
> strace and gdb indicate that the problems occur during the loading of
> an .so (that does not belong to the package). I was able to remove
> that so from the build, the program then failed with similar symptoms
> at another library.

You can't do this as the libraries, glibc, and gcc versions are all
different between centos4 and centos5.

> Has anyone here seen similar behaviour and what would be a possible
> solution? (to compile under 5 in such a way that it runs on 4)

You can only do this if you're building in a chrooted environment with
the c4 libs. You'd have to use a tool like mock to do this.


> Any hints (how trivial they may appear to you) are most welcome.

Doing things like this are getting easier, but I wouldn't call them
'trivial' just yet.


-- 
During times of universal deceit, telling the truth becomes a revolutionary act.
George Orwell