[petsc-users] scotch compilation error on 14.2 with intel compiler

[Yann Jobic]

Le 12/3/2020 à 9:14 PM, Matthew Knepley a écrit :
> On Thu, Dec 3, 2020 at 3:10 PM Yann Jobic <yann.jobic at univ-amu.fr 
> <mailto:yann.jobic at univ-amu.fr>> wrote:
> 
>     Hi all,
> 
>     I'm running on a surprising  compilation problem with petsc 14.1 and
>     14.2 on centos 7.9, with the intel compiler (17 and 18).
> 
>     I've got this error on the scotch lib :
> 
>     make[2]: Leaving directory
>     `/home/yjobic/petsc/petsc-3.14.2/intel-mkl-sky/externalpackages/git.ptscotch/src/libscotch'
>     make[1]: Leaving directory
>     `/home/yjobic/petsc/petsc-3.14.2/intel-mkl-sky/externalpackages/git.ptscotch/src/libscotch'In
> 
>     file included from /usr/include/sys/wait.h(30),
>                        from common.h(130),
>                        from common_string.c(57):
>     /usr/include/signal.h(156): error: identifier "siginfo_t" is undefined
>         extern void psiginfo (const siginfo_t *__pinfo, const char *__s);
> 
>     I know it's not a petsc error, but it's mandatory for mumps, and as
>     it's
>     a well known lib that should be used a lot, maybe someone has
>     encountered this error.
> 
>     I tried intel 17, and intel 18 on centos 7.9
>     I don't have any problems with the gcc compiler, but i would like to
>     compile petsc with the intel compiler.
> 
>     Just in case, i put the configure.log in attachment.
> 
> 
> I found this related thing with Clang: 
> https://stackoverflow.com/questions/22912674/unknown-type-name-siginfo-t-with-clang-using-posix-c-source-2-why 
> <https://stackoverflow.com/questions/22912674/unknown-type-name-siginfo-t-with-clang-using-posix-c-source-2-why>
> Can you see if
> 
>    --COPTFLAGS="-D_POSIX_C_SOURCE=199309L"
> 
> fixes this?

Yes it did !
For intel 17 and 18.
Thanks a lot,
Yann

> 
> Thanks,
> 
> Matt
> 
>     Thanks,
> 
>     Regards,
> 
>     Yann
> 
> 
> 
> -- 
> 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/>