[Ipopt] Need Help Linking MUMPS with Ipopt Application

[Damien]

Eduardo,

How did you compile the MUMPS library?  The Visual Studio equivalent of 
nm is dumpbin.exe.  That looks like it's not seeing the symbols from the 
sequential fake MPI files (mpic.c).

Damien

On 29/11/2010 10:38 AM, Stefan Vigerske wrote:
> Hi,
>
> this symbol should be defined in the libseq of Mumps.
> In the file mpic.c, these functions are defined.
>
> Maybe there is a name mangling problem. You should check if both
> functions have the same name in the libseq and ipopt library.
> (under unix the tool is nm, for visual studio I don't know)
>
> Stefan
>
>
> einglez at terra.com.br wrote:
>>   Hi,
>>   I have added to my Ipopt static library the mumps interface
>> (IpTSymDependencyDetector.cpp and IpMumpsSolverInterface.cpp),
>> including the hpp files.
>>   It compiles and links normally, but when I link the new "lib" in my
>>   Ipopt Optimization problem I got the folling error message.
>>   libIpopt.lib(IpMumpsSolverInterface.obj) : error LNK2019: unresolved
>> external symbol _MPI_Comm_rank referenced in function "public:
>> __thiscall Ipopt::MumpsSolverInterface::MumpsSolverInterface(void)"
>> (??0MumpsSolverInterface at Ipopt@@QAE at XZ)
>>   The same error message appear for _MPI_Init and _MPI_Finalize.
>>   In the same optimization project I included the mumps static
>> libraries.
>>   (libseq, portd, mumps and mumps_core).
>>   Regards,
>>   Eduardo
>>
>>
>>
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>