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Subject: Re: [OMPI devel] a bogus warning: undefined symbols not allowed in x86_64-pc-cygwin shared libraries
From: Vasiliy (testtest_2005_at_[hidden])
Date: 2013-07-09 08:28:15


Hi there, and hey, with my last name I almost could claim an ownership
of one of the Israeli sights which was named after me ;) or either it
was my last name named after, likely both lost in translation :) )

On Tue, Jul 9, 2013 at 2:14 PM, Joshua Ladd <joshual_at_[hidden]> wrote:
> No, he's not "our" Vasily :). I thought it was also until today. He had the build issues last week - I thought this was "our" Vasily also, that's why I responded! I'm in Israel now and just spoke with Vasily; he was confused as to why I was emailing him about SVN problems.
>
>
>
> Josh
>
> -----Original Message-----
> From: devel-bounces_at_[hidden] [mailto:devel-bounces_at_[hidden]] On Behalf Of Vasiliy
> Sent: Tuesday, July 09, 2013 7:02 AM
> To: Open MPI Developers
> Subject: Re: [OMPI devel] a bogus warning: undefined symbols not allowed in x86_64-pc-cygwin shared libraries
>
> I'll have to look into that. It looks like with all my humble patches it should compile and pass the tests successfully even if compiled with -march=native -mtune=native -Ofast+ optimization, and all the perks enabled. That is, if the missing headers will be made available.
>
> No, I haven't been contacted by Mellanox nor by any respectful organization mentioned on the OMPI membership list to support Open MPI under Cygwin 32/64-bit. Even if I have a degree in Physics, invested a personal fortune in my Quantitative..., in my second-third degree studies in Switzerland, and have 20+ years of work experience in the IT field, quite recently with the Brutus cluster, who would be willing to look for a new hire nowadays?
>
> On Mon, Jul 8, 2013 at 9:09 PM, Jeff Squyres (jsquyres) <jsquyres_at_[hidden]> wrote:
>> This is not enough information to know what is going wrong with the debugger library -- all you pasted was a link failure with no surrounding context...
>>
>> Don't forget that we officially dropped Windows support in v1.7. Cygwin supposedly works, but we're not testing it, so I wouldn't be surprised if there's bit rot in there.
>>
>> Are you the same Vasily from Mellanox? If so, are you saying that Mellanox is working to support Open MPI under Cygwin?
>>
>>
>>
>> On Jul 8, 2013, at 3:00 PM, Vasiliy wrote:
>>
>>> I haven't checked that yet, however, from my experience, creating a
>>> shared library manually from the same compiled objects never was a
>>> problem at a later stage, it's usually because of Makefile's
>>> inconsistent dependencies ordering:
>>>
>>> $ uname -srvmo
>>> CYGWIN_NT-6.1 1.7.21(0.267/5/3) 2013-06-28 10:03 x86_64 Cygwin
>>>
>>> <code>
>>> Making all in debuggers
>>> make[2]: Entering directory
>>> '/usr/src/64bit/release/openmpi/openmpi-1.9.0-a1/build/ompi/debuggers'
>>> CC libdebuggers_la-ompi_debuggers.lo
>>> CCLD libdebuggers.la
>>> CC ompi_debugger_canary.lo
>>> CCLD libompi_debugger_canary.la
>>> CC libompi_dbg_msgq_la-ompi_msgq_dll.lo
>>> CC libompi_dbg_msgq_la-ompi_common_dll.lo
>>> CCLD libompi_dbg_msgq.la
>>> libtool: warning: undefined symbols not allowed in
>>> x86_64-unknown-cygwin shared libraries
>>> make[2]: Leaving directory
>>> '/usr/src/64bit/release/openmpi/openmpi-1.9.0-a1/build/ompi/debuggers'
>>> </code>
>>> _______________________________________________
>>> devel mailing list
>>> devel_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/devel
>>
>>
>> --
>> Jeff Squyres
>> jsquyres_at_[hidden]
>> For corporate legal information go to:
>> http://www.cisco.com/web/about/doing_business/legal/cri/
>>
>>
>> _______________________________________________
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