#include <stdio.h>
#include "mpitest.h"
-int main( int argc, char *argv[] )
+int main(int argc, char *argv[])
{
int errs = 0;
int size, rank;
int dims[2], periods[2];
MPI_Comm comm;
- MTest_Init( &argc, &argv );
+ MTest_Init(&argc, &argv);
/* Create a new cartesian communicator in a subset of the processes */
- MPI_Comm_size( MPI_COMM_WORLD, &size );
- MPI_Comm_rank( MPI_COMM_WORLD, &rank );
+ MPI_Comm_size(MPI_COMM_WORLD, &size);
+ MPI_Comm_rank(MPI_COMM_WORLD, &rank);
if (size < 2) {
- fprintf( stderr, "This test needs at least 2 processes\n" );
- MPI_Abort( MPI_COMM_WORLD, 1 );
+ fprintf(stderr, "This test needs at least 2 processes\n");
+ MPI_Abort(MPI_COMM_WORLD, 1);
}
- dims[0] = size-1;
+ dims[0] = size - 1;
periods[0] = 1;
- MPI_Cart_create( MPI_COMM_WORLD, 1, dims, periods, 0, &comm );
+ MPI_Cart_create(MPI_COMM_WORLD, 1, dims, periods, 0, &comm);
if (comm != MPI_COMM_NULL) {
- int csize;
- MPI_Comm_size( comm, &csize );
- if (csize != dims[0]) {
- errs++;
- fprintf( stderr,
- "Sizes is wrong in cart communicator. Is %d, should be %d\n",
- csize, dims[0] );
- }
- MPI_Barrier( comm );
-
- MPI_Comm_free( &comm );
- }
+ int csize;
+ MPI_Comm_size(comm, &csize);
+ if (csize != dims[0]) {
+ errs++;
+ fprintf(stderr,
+ "Sizes is wrong in cart communicator. Is %d, should be %d\n", csize, dims[0]);
+ }
+ MPI_Barrier(comm);
+
+ MPI_Comm_free(&comm);
+ }
else if (rank < dims[0]) {
- errs++;
- fprintf( stderr, "Communicator returned is null!" );
+ errs++;
+ fprintf(stderr, "Communicator returned is null!");
}
- MTest_Finalize( errs );
+ MTest_Finalize(errs);
MPI_Finalize();