Re: [Boost-users] Query regarding compiling BOOST parallel graph library

Subject: Re: [Boost-users] Query regarding compiling BOOST parallel graph library
From: praga (mail2praga_at_[hidden])
Date: 2009-11-25 14:11:12

nm -D output

[pragatheeswaran_at_prairiefire lib]$ nm -D libboost_mpi.a

broadcast.o:
nm: broadcast.o: No symbols

Yes I am looking at  ~/bin/boostpath/lib directory for the specified library
files.

Thanks,
Praga.

On Wed, Nov 25, 2009 at 1:00 PM, praga <mail2praga_at_[hidden]> wrote:

> I guess you are right.. I have some problems with some basic boost mpi
> stuffs itself..
>
> I ran a simple program using boost mpi but I found some problems with that.
> I have given the code and actions I have done. The ldd clearly says it cant
> find many libraries. I am not sure how to fix this. Could you please help me
> ?
>
> main.cpp
>
> #include <boost/mpi/environment.hpp>#include <boost/mpi/communicator.hpp>#include <iostream>namespace mpi = boost::mpi;
> int main(int argc, char* argv[]) {
>   mpi::environment env(argc, argv);
>   mpi::communicator world;
>   std::cout << "I am process " << world.rank() << " of " << world.size()
>             << "." << std::endl;
>   return 0;}
>
>
>
>
> [pragatheeswaran_at_prairiefire ~]$ mpic++ -I bin/boostpath/include main.cpp
> -L bin/boostpath/lib/ -lboost_mpi -lboost_serialization
> [pragatheeswaran_at_prairiefire ~]$ ldd a.out
> libboost_mpi.so.1.41.0 => not found
> libboost_serialization.so.1.41.0 => not found
>  libmpi_cxx.so.0 => not found
> libmpi.so.0 => not found
> libopen-rte.so.0 => not found
>  libopen-pal.so.0 => not found
> libdl.so.2 => /lib64/libdl.so.2 (0x0000003b54200000)
>  libnsl.so.1 => /lib64/libnsl.so.1 (0x0000003b57200000)
> libutil.so.1 => /lib64/libutil.so.1 (0x0000003b64400000)
>  libstdc++.so.6 => /usr/lib64/libstdc++.so.6 (0x0000003c63800000)
> libm.so.6 => /lib64/libm.so.6 (0x0000003b54600000)
>  libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x0000003c66600000)
> libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003b54a00000)
>  libc.so.6 => /lib64/libc.so.6 (0x0000003b53e00000)
> /lib64/ld-linux-x86-64.so.2 (0x0000003b53a00000)
> [pragatheeswaran_at_prairiefire ~]$ mpirun -np 4 a.out
> a.out: error while loading shared libraries: libboost_mpi.so.1.41.0: cannot
> open shared object file: No such file or directory
> a.out: error while loading shared libraries: libboost_mpi.so.1.41.0: cannot
> open shared object file: No such file or directory
> a.out: error while loading shared libraries: libboost_mpi.so.1.41.0: cannot
> open shared object file: No such file or directory
> a.out: error while loading shared libraries: libboost_mpi.so.1.41.0: cannot
> open shared object file: No such file or directory
> [pragatheeswaran_at_prairiefire ~]$
>
>
>
>
> Thanks,
> Praga.
>
>
> On Wed, Nov 25, 2009 at 12:52 PM, Jeremiah Willcock <jewillco_at_[hidden]>wrote:
>
>> On Wed, 25 Nov 2009, praga wrote:
>>
>>  When I did a install I indeed saw the graph_parallel being linked but
>>> when I did an ls I didnt find any extra files. Could you please let me know
>>> where I
>>> went wrong?
>>>
>>> pragatheeswaran_at_prairiefire boost_1_41_0]$ bjam --with-mpi
>>> --with-graph_parallel install --prefix=~/bin/boostpath/
>>> warning: No toolsets are configured.
>>> warning: Configuring default toolset "gcc".
>>> warning: If the default is wrong, your build may not work correctly.
>>> warning: Use the "toolset=xxxxx" option to override our guess.
>>> warning: For more configuration options, please consult
>>> warning:
>>> http://boost.org/boost-build2/doc/html/bbv2/advanced/configuration.html
>>> ...patience...
>>> ...patience...
>>> ...found 17726 targets...
>>> ...updating 3 targets...
>>> common.copy ~/bin/boostpath/lib/libboost_graph_parallel.a
>>> common.copy ~/bin/boostpath/lib/libboost_graph_parallel.so.1.41.0
>>> ln-UNIX ~/bin/boostpath/lib/libboost_graph_parallel.so
>>> ...updated 3 targets...
>>>
>>> ls output
>>>
>>> [pragatheeswaran_at_prairiefire lib]$ ls
>>> libboost_mpi.a   libboost_mpi.so.1.41.0    libboost_serialization.so
>>> libboost_mpi.so  libboost_serialization.a
>>>  libboost_serialization.so.1.41.0
>>>
>>
>> Do you get the warning about MPI not being found?  Does your
>> libboost_mpi.{a,so} contain any symbols (use nm -D on the .so file)? Which
>> lib directory are you looking in?  The one in ~/bin/boostpath/lib? I'm just
>> checking the "obvious" things to look for simple problems first.
>>
>> -- Jeremiah Willcock
>> _______________________________________________
>> Boost-users mailing list
>> Boost-users_at_[hidden]
>> http://lists.boost.org/mailman/listinfo.cgi/boost-users
>>
>
>