try "<lam-install-dir>/bin/mpif77 .... -llamf77mpi -lmyprof ..."
A.Chan
On Mon, 5 Dec 2005, Qiang Xu wrote:
> Hi,
>
> I write a profiling lib (libmyprof.a)with PMPI, and use it to profile the NAS bechmark (NPB2.3).
>
> For IS which is in C, everything works fine. Just recompile it with -lmyprof, and I could get the profile.
>
> But for other bechmarks, which is in Fortran. I could not link with my profiling lib (libmyprof.a) even I
> use the -lmyprof option during compilation.
>
> And I figure out two methods to make it work.
>
> 1. Just write a dummy function in my libmyprof.a say
> int sample
> {
> return 0
> }
>
> and write a "interface" fortan file which just call this function. then compile this "interface" fortran file with those fortran bechmark.
>
> This time my profiling lib is linked with the bechmarks.
>
>
> 2. It is the problem of fortran call c function, because PMPI is written in C.
> So I just write a "interface" file in C, someone say I need to wrap all the function in the profiling lib this way, but seems to me one function
> the MPI_init_ is good enough.
>
> int MPI_Init_( argc, argv )
> int * argc;
> char *** argv;
> {
> MPI_Init(argc, argv);
> }
>
> My question is that those method seems a little bit awkward, anyone could give me a decent solution?
>
> Thanks.
>
> Qiang
>
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