[petsc-users] makefile error

[Matthew Knepley]

On Wed, Apr 26, 2023 at 6:42 AM ­권승리 / 학생 / 항공우주공학과 <ksl7912 at snu.ac.kr>
wrote:

> Thank you for your reply.
>
> This problem occurred after I downloaded mpich.
>

This is not the reason. The error say "libpetsc is not located
in /home/ksl/petsc/arch-linux-c-debug/lib". So there is some reason it is
not there.


> Is there any way  to solve this problem? Or Do I have to reinstall PETSc?
>

Just rebuild

  cd $PETSC_DIR
  make

  Thanks,

     Matt


> Best regards
> Seung Lee Kwon
>
> 2023년 4월 26일 (수) 오후 7:05, Matthew Knepley <knepley at gmail.com>님이 작성:
>
>> On Wed, Apr 26, 2023 at 6:02 AM ­권승리 / 학생 / 항공우주공학과 <ksl7912 at snu.ac.kr>
>> wrote:
>>
>>> Dear developers
>>>
>>> Could you recommend the error messages below?
>>>
>>> /home/ksl/petsc/arch-linux-c-debug/bin/mpicxx -Wall -Wwrite-strings
>>> -Wno-strict-aliasing -Wno-unknown-pragmas -Wno-lto-type-mismatch
>>> -fstack-protector -fvisibility=hidden -g -O0  -I/home/ksl/petsc/include
>>> -I/home/ksl/petsc/arch-linux-c-debug/include     -o app a1.o a2.o a3.o a4.o
>>> a5.o -Wl,-rpath,/home/ksl/petsc/arch-linux-c-debug/lib
>>> -L/home/ksl/petsc/arch-linux-c-debug/lib
>>> -Wl,-rpath,/home/ksl/petsc/arch-linux-c-debug/lib
>>> -L/home/ksl/petsc/arch-linux-c-debug/lib
>>> -Wl,-rpath,/usr/lib/gcc/x86_64-linux-gnu/9
>>> -L/usr/lib/gcc/x86_64-linux-gnu/9 -lpetsc -llapack -lblas -lpthread -lm
>>> -lstdc++ -ldl -lmpifort -lmpi -lgfortran -lm -lgfortran -lm -lgcc_s
>>> -lquadmath -lstdc++ -ldl
>>> /usr/bin/ld: cannot find -lpetsc
>>> collect2: error: ld returned 1 exit status
>>> make: *** [makefile:33: app] Error 1
>>>
>>
>> It could be
>>
>> 1) Your build failed, so libpetsc was not produced
>>
>> 2) arch-linux-c-debug is not the PETSC_ARCH that you built
>>
>>   Thanks,
>>
>>      Matt
>>
>>
>>> Best regards
>>> Seung Lee Kwon
>>>
>>> --
>>> Seung Lee Kwon, Ph.D.Candidate
>>> Aerospace Structures and Materials Laboratory
>>> Department of Mechanical and Aerospace Engineering
>>> Seoul National University
>>> Building 300 Rm 503, Gwanak-ro 1, Gwanak-gu, Seoul, South Korea, 08826
>>> E-mail : ksl7912 at snu.ac.kr
>>> Office : +82-2-880-7389
>>> C. P : +82-10-4695-1062
>>>
>>
>>
>> --
>> 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
>>
>> https://www.cse.buffalo.edu/~knepley/
>> <http://www.cse.buffalo.edu/~knepley/>
>>
>
>
> --
> Seung Lee Kwon, Ph.D.Candidate
> Aerospace Structures and Materials Laboratory
> Department of Mechanical and Aerospace Engineering
> Seoul National University
> Building 300 Rm 503, Gwanak-ro 1, Gwanak-gu, Seoul, South Korea, 08826
> E-mail : ksl7912 at snu.ac.kr
> Office : +82-2-880-7389
> C. P : +82-10-4695-1062
>


-- 
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

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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