[petsc-users] missing libpetsc.a

0sabio00 at gmail.com 0sabio00 at gmail.com
Thu Sep 6 10:29:06 CDT 2012


I tried

make PETSC_DIR=$PWD PETSC_ARCH=arch-linux2-c-debug getlinklibs

and it printed out

-Wl, -rpath, /PETSC_DIR/PETSC_ARCH/lib -L//PETSC_DIR/PETSC_ARCH/lib -lpetsc
-lpthread -Wl -rpath, /PETSC_DIR/PETSC_ARCH/lib -lflapack -lfblas -lm
-L/usr/lib/gcc/i486-linux-gnu/4.4.5 -L/usr/lib/i486-linux-gru -lmpichf90
-lgfortran -lm -lm -ldl -lmpich -lopa -lmpl -lrt -lpthread -lgcc_s -ldl

I gor rid of all ',' and used the flag above and it had error with -Wl and
-rpath flags

gcc: unrecognized option -rpath
cclplus: error : unrecognized command line option "-Wl"

so i got rid of those two flags and compiled and I still get the same error
with DMGetMatrix not being declared.

I checked the location of all the libraries listed above. (with find -name
lib'blahblah'.*) at "/"

But There was no library for petsc "libpetsc.*" anywhere.

Am I missing something??

Thank you



On Thu, Sep 6, 2012 at 6:28 AM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> The routine is spelled DMCreateMatrix()
> On Sep 6, 2012 12:23 AM, <0sabio00 at gmail.com> wrote:
>
>> I think i'm having a trouble linking to the petsc library.
>>
>> gcc  main.cpp  -I /path to /petsc-3.3-p3/include -I /path
>> to/petsc-3.3-p3/arch-linux2-c-debug/include
>> -L/path to /petsc-3.3-p3/arch-linux2-c-debug/lib/ -lpetsc-o test
>>
>> I get an error => DMGetMatrix not declared in this scope.
>>
>> and I realized that I can't find libpetsc.a or libpetsc.so anywhere.
>>  Where is the petsc library exactly? if I find the location of the petsc
>> library and link it would it fix the problem?
>>
>> Thanks
>>
>
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