Re: [IMP-dev] problem linking helper module outside of IMP

[Keren Lasker <>]

Daniel - thanks. It turned out that I did not include imp_misc in my  
linked libs. probably easier installing imp ...
On Nov 9, 2009, at 6:49 PM, Daniel Russel wrote:

> On Nov 9, 2009, at 6:21 PM, Keren Lasker wrote:
>
> > hi,
> >
> > Compiling an external exe, I am getting an error in the linkage  
> > stage, basically saying that helper can not see misc:
> > /usr/bin/ld: warning: libimp_misc.so, needed by /viola1/home/kerenl/ 
> > bioinformatics/projects/imp/build/lib/libi\
> > mp_helper.so, not found (try using -rpath or -rpath-link)
> > /viola1/home/kerenl/bioinformatics/projects/imp/build/lib/ 
> > libimp_helper.so: undefined reference to `IMP::misc:\
> > :get_module_version_info()'
> > /viola1/home/kerenl/bioinformatics/projects/imp/build/lib/ 
> > libimp_helper.so: undefined reference to `IMP::misc:\
> > :LowestRefinedPairScore::LowestRefinedPairScore(IMP::Refiner*,  
> > IMP::PairScore*)'
> > collect2: ld returned 1 exit status
> > scons: *** [bin/clustering_coefficient] Error 1
> How are you linking against imp_helper? How did you tell your  
> executable to find imp misc/helper? Do you set the rpath in your  
> executable or use imppy.sh? Is misc in the same dir as helper?
>
> If you just passed the full path to imp helper to the link call for  
> the exe then the compiler has no way to find other libraries. You  
> should link as is done by binaries created within (say benchmarks/ 
> bin) and either
> - run everything using imppy.sh
> - or install imp in some place and add that place to your  
> LD_LIBRARY_PATH and link search path
>
>
> > I tried changing the dependency order in the SCons files, but did  
> > not succeed - can someone help ?
> Link order only matters for static linking.
> ]
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