Thanks Wolfgang for that suggestion.
I did try to specify C99 as you suggested but I get a new error now:
/home/saspark2/build2//tmp/unpack/p4est-2.3.2/sc/src/sc_io.c(581): warning
#266: function "fileno" declared implicitly
retval = fsync (fileno (file));
^
/home/saspark2/build2//tmp/unpack/p4est-2.3.2/sc/src/sc_random.c(153):
error: identifier "M_PI" is undefined
t = tan (M_PI * sc_rand (state));
^
compilation aborted for
/home/saspark2/build2//tmp/unpack/p4est-2.3.2/sc/src/sc_random.c (code 2)
make[1]: *** [src/libsc_la-sc_random.lo] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [all] Error 2
Error: Error in make sc
On Friday, March 4, 2022 at 2:20:50 PM UTC-7 Wolfgang Bangerth wrote:
>
> Stephanie,
>
> > They told me to reinstall using intel/2019.4 as it is more compatible
> > with the setup they have. However in this second installation I'm having
> > issues with what I think might be the intel compilers in installing
> > p4est and subsequently deal.ii. I'm able to install all the other
> > packages that I need.
>
> The issue you have here...
>
> >
> /home/saspark2/build2//tmp/unpack/p4est-2.3.2/src/p8est_connectivity.c(930):
>
> > error: expected an expression
> > for (int i=0; i<num_vertices*3; ++i)
> > ^
>
> ...is that in traditional C, you cannot declare variables as part of a
> 'for' loop like you can in C++. See also
>
>
> https://stackoverflow.com/questions/1287863/c-for-loop-int-initial-declaration
> You can do that since the 1999 C standard, which means that most
> compilers now default to supporting this construct. Apparently the Intel
> compiler is 23 years behind the times :-( Can you choose which version
> of the Intel compiler you want to use? Maybe a newer version defaults to
> C99.
>
> If you can't, can you try to do something like
> export CFLAGS="-std=c99"
> (or whatever flag the Intel compiler wants to select a specific language
> standard) before you call the p4est configure script and before
> compiling p4est?
>
> Best
> W.
>
> --
> ------------------------------------------------------------------------
> Wolfgang Bangerth email: [email protected]
> www: http://www.math.colostate.edu/~bangerth/
>
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