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From: George Bosilca (bosilca_at_[hidden])
Date: 2005-11-08 13:31:40


We did discover this problem on MAC OS X yesterday. There was a patch
on the trunk but I don't think it get into the stable branch. It will
be in the tarball by tomorrow.

   Sorry about that,
     george.

On Nov 8, 2005, at 1:17 PM, Charles Williams wrote:

> Hi Brian,
>
> Thanks for working on this. I now have a problem building Open
> MPI, though. This is from the end of the build log:
>
> gcc -DHAVE_CONFIG_H -I. -I/Users/willic3/build/openmpi-1.0rc5r8038/
> ompi/mpi/f77
> /profile -I../../../../include -I../../../../include -
> DOMPI_PROFILE_LAYER=1 -DOM
> PI_COMPILING_F77_WRAPPERS=1 -I/Users/willic3/build/
> openmpi-1.0rc5r8038/include -
> I/Users/willic3/build/openmpi-1.0rc5r8038 -I../../../.. -
> I../../../../include -I
> /Users/willic3/build/openmpi-1.0rc5r8038/opal -I/Users/willic3/
> build/openmpi-1.0
> rc5r8038/orte -I/Users/willic3/build/openmpi-1.0rc5r8038/ompi -
> D_REENTRANT -O3 -
> DNDEBUG -fno-strict-aliasing -MT pwaitsome_f.lo -MD -MP -MF .deps/
> pwaitsome_f.Tp
> o -c pwaitsome_f.c -fno-common -DPIC -o .libs/pwaitsome_f.o
> if test ! -r pwtick_f.c ; then \
> pname=`echo pwtick_f.c | cut -b '2-'` ; \
> ln -s /Users/willic3/build/openmpi-1.0rc5r8038/ompi/mpi/f77/
> $pname pwtick_f.
> c ; \
> fi
> depbase=`echo pwtick_f.lo | sed 's|[^/]*$|.deps/&|;s|\.lo$||'`; \
> if /bin/sh ../../../../libtool --tag=CC --mode=compile gcc -
> DHAVE_CONFIG_H -I. -
> I/Users/willic3/build/openmpi-1.0rc5r8038/ompi/mpi/f77/profile -
> I../../../../inc
> lude -I../../../../include -DOMPI_PROFILE_LAYER=1 -
> DOMPI_COMPILING_F77_WRAPPERS
> =1 -I/Users/willic3/build/openmpi-1.0rc5r8038/include -I/Users/
> willic3/build/ope
> nmpi-1.0rc5r8038 -I../../../.. -I../../../../include -I/Users/
> willic3/build/open
> mpi-1.0rc5r8038/opal -I/Users/willic3/build/openmpi-1.0rc5r8038/
> orte -I/Users/wi
> llic3/build/openmpi-1.0rc5r8038/ompi -D_REENTRANT -O3 -DNDEBUG -
> fno-strict-ali
> asing -MT pwtick_f.lo -MD -MP -MF "$depbase.Tpo" -c -o pwtick_f.lo
> pwtick_f.c;
> \
> then mv -f "$depbase.Tpo" "$depbase.Plo"; else rm -f
> "$depbase.Tpo"; exit 1; fi
> gcc -DHAVE_CONFIG_H -I. -I/Users/willic3/build/openmpi-1.0rc5r8038/
> ompi/mpi/f77
> /profile -I../../../../include -I../../../../include -
> DOMPI_PROFILE_LAYER=1 -DOM
> PI_COMPILING_F77_WRAPPERS=1 -I/Users/willic3/build/
> openmpi-1.0rc5r8038/include -
> I/Users/willic3/build/openmpi-1.0rc5r8038 -I../../../.. -
> I../../../../include -I
> /Users/willic3/build/openmpi-1.0rc5r8038/opal -I/Users/willic3/
> build/openmpi-1.0
> rc5r8038/orte -I/Users/willic3/build/openmpi-1.0rc5r8038/ompi -
> D_REENTRANT -O3 -
> DNDEBUG -fno-strict-aliasing -MT pwtick_f.lo -MD -MP -MF .deps/
> pwtick_f.Tpo -c p
> wtick_f.c -fno-common -DPIC -o .libs/pwtick_f.o
> pwtick_f.c:33: error: conflicting types for 'PMPI_WTICK'
> /Users/willic3/build/openmpi-1.0rc5r8038/ompi/mpi/f77/profile/
> prototypes_pmpi.h:
> 1483: error: previous declaration of 'PMPI_WTICK' was here
> pwtick_f.c: In function 'PMPI_WTICK':
> pwtick_f.c:33: error: incompatible types in return
> pwtick_f.c: At top level:
> pwtick_f.c:34: error: conflicting types for 'pmpi_wtick'
> /Users/willic3/build/openmpi-1.0rc5r8038/ompi/mpi/f77/profile/
> prototypes_pmpi.h:
> 622: error: previous declaration of 'pmpi_wtick' was here
> pwtick_f.c: In function 'pmpi_wtick':
> pwtick_f.c:34: error: incompatible types in return
> pwtick_f.c: At top level:
> pwtick_f.c:35: error: conflicting types for 'pmpi_wtick_'
> /Users/willic3/build/openmpi-1.0rc5r8038/ompi/mpi/f77/profile/
> prototypes_pmpi.h:
> 909: error: previous declaration of 'pmpi_wtick_' was here
>
> If it would help, I can also send complete configure and build logs.
>
> Thanks,
> Charles
>
>
>
> On Nov 8, 2005, at 12:00 PM, users-request_at_[hidden] wrote:
>
>> Message: 1
>> Date: Mon, 7 Nov 2005 14:05:02 -0500
>> From: Brian Barrett <brbarret_at_[hidden]>
>> Subject: Re: [O-MPI users] Questions about pmpi_wtick and pmpi_wtime
>> To: Open MPI Users <users_at_[hidden]>
>> Message-ID: <3AE5C826-7EB8-4CA2-A69D-5A29087B63C1_at_[hidden]>
>> Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed
>>
>> On Nov 4, 2005, at 11:41 AM, Charles Williams wrote:
>>
>>> I have been using Open MPI in conjunction with PETSc on OSX 10.4,
>>> and had been having trouble with undefined symbols when trying
>>> tests with PETSc:
>>>
>>> /usr/bin/ld: Undefined symbols:
>>> _pmpi_wtick__
>>> _pmpi_wtime__
>>>
>>> After playing around with things for a while, I realized that these
>>> undefined symbols only appeared in libmpi_f90.a, and were somehow
>>> being pulled into the PETSc libraries when they were built. The
>>> problem occurred when trying to build an executable that included
>>> libraries with these undefined symbols. The simplest solution I
>>> could think of was to edit include/mpif.h.in. In the last two
>>> lines of this file I simply changed:
>>>
>>>> double precision MPI_WTIME, MPI_WTICK, PMPI_WTIME, PMPI_WTICK
>>>> external MPI_WTIME, MPI_WTICK, PMPI_WTIME, PMPI_WTICK
>>>
>>> to:
>>>
>>> < double precision MPI_WTIME, MPI_WTICK
>>> < external MPI_WTIME, MPI_WTICK
>>>
>>> This fixed the problem for me, and I am wondering whether this is a
>>> reasonable fix. My understanding is that the functions are not
>>> actually part of open-mpi. Would this approach break anything
>>> else? If not, it would be nice to include it, since the only other
>>> option I can think of for fixing things on OSX 10.4 with the
>>> current build procedures is to strip libraries of undefined symbols
>>> before they are used.
>>
>> Sorry about that. Some time ago, we decided to make MPI_WTIME and
>> MPI_WTICK inline functions in C and not provide a profiling interface
>> for them. Unfortunately, it appears we didn't properly update the
>> Fortran or C++ interfaces. I committed a change so PMPI_WTICK /
>> PMPI_WTIME exist and work properly. That should fix your problem.
>>
>> The change will be in the next 1.0 release candidate, and the nightly
>> tarballs that will be available tomorrow morning. Release candidates
>> and betas will be available at the URL below:
>>
>> http://www.open-mpi.org/software/
>>
>> Hope this helps,
>>
>> Brian
>
> Charles A. Williams
> Dept. of Earth & Environmental Sciences
> Science Center, 2C01B
> Rensselaer Polytechnic Institute
> Troy, NY 12180
> Phone: (518) 276-3369
> FAX: (518) 276-2012
> e-mail: willic3_at_[hidden]
>
>
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