[petsc-users] error linking

Barry Smith bsmith at mcs.anl.gov
Mon Jul 29 18:14:59 CDT 2013


  Satish,

    Thanks. Please make sure that our downloaded Parms has this patch.

   Barry

On Jul 29, 2013, at 5:18 PM, Satish Balay <balay at mcs.anl.gov> wrote:

> changes to Parms looks trivial. You can try the attached patch..
> 
> cd externalpackages/pARMS_3.2
> patch -Np1 < parms.patch
> 
> and then:
> 
> rm -f /home/hbui/sw/petsc-3.4.2-build1/arch-linux2-cxx-opt/conf/pARMS
> 
> and rerun PETSc configure as before..
> 
> Satish
> 
> On Mon, 29 Jul 2013, Matthew Knepley wrote:
> 
>> On Mon, Jul 29, 2013 at 5:08 PM, Hoang Giang Bui <hgbk2008 at gmail.com> wrote:
>> 
>>> 
>>> The fact is that I compiled petsc with both metis and parms (I like to use
>>> preconditioner from parms) and I think there are no conflict since no
>>> compilation error is thrown. Now I want to link my program to petsc I have
>>> to link to both. If not it causes more error.
>>> 
>> 
>> Unfortunately, compiling does not find link conflicts. PARMs and Metis has
>> chosen the same name for a routine. We cannot fix that.
>> 
>>   Matt
>> 
>> 
>>> Ciao
>>> Bui
>>> 
>>> 
>>> 
>>> On Tue, Jul 30, 2013 at 12:02 AM, Matthew Knepley <knepley at gmail.com>wrote:
>>> 
>>>> On Mon, Jul 29, 2013 at 4:41 PM, Hoang Giang Bui <hgbk2008 at gmail.com>wrote:
>>>> 
>>>>> 
>>>>> Hi
>>>>> 
>>>>> When I link my program to petsc. I have this linking error:
>>>>> 
>>>>> /opt/petsc/petsc-3.4.2-build1/lib/libmetis.a(error.c.o): In function
>>>>> `errexit':
>>>>> error.c:(.text+0x80): multiple definition of `errexit'
>>>>> /opt/petsc/petsc-3.4.2-build1/lib/libparms.a(sets.o):sets.c:(.text+0x0):
>>>>> first defined here
>>>>> 
>>>> 
>>>> This looks like a conflict between PARMs and and Metis. Do you need both?
>>>> 
>>>>  Thanks,
>>>> 
>>>>     Matt
>>>> 
>>>> 
>>>>> I have linked to the libraries as the sequence in
>>>>> $PETSC_WITH_EXTERNAL_LIB. I also sent my configure.log (to
>>>>> petsc-maint at mcs.anl.gov<http://www.mcs.anl.gov/petsc/documentation/bugreporting.html>)
>>>>> for your information
>>>>> 
>>>>> Ciao
>>>>> Bui
>>>>> 
>>>>> 
>>>> 
>>>> 
>>>> --
>>>> What most experimenters take for granted before they begin their
>>>> experiments is infinitely more interesting than any results to which their
>>>> experiments lead.
>>>> -- Norbert Wiener
>>>> 
>>> 
>>> 
>>> 
>>> --
>>> With Best Regards !
>>> Giang Bui
>>> To learn and to excel
>>> 
>> 
>> 
>> 
>> 
> <parms.patch>



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