#include <stdio.h>
#include "mpitest.h"
-int main( int argc, char *argv[] )
+int main(int argc, char *argv[])
{
MPI_Comm intercomm;
- int remote_rank, rank, size, errs = 0;
+ int remote_rank, rank, size, errs = 0;
+ volatile int trigger;
- MTest_Init( &argc, &argv );
+ MTest_Init(&argc, &argv);
+ trigger = 1;
+/* while (trigger) ; */
-
- MPI_Comm_size( MPI_COMM_WORLD, &size );
+ MPI_Comm_size(MPI_COMM_WORLD, &size);
if (size < 2) {
- printf( "Size must be at least 2\n" );
- MPI_Abort( MPI_COMM_WORLD, 0 );
- exit(0);
+ printf("Size must be at least 2\n");
+ MPI_Abort(MPI_COMM_WORLD, 0);
}
- MPI_Comm_rank( MPI_COMM_WORLD, &rank );
+ MPI_Comm_rank(MPI_COMM_WORLD, &rank);
/* Make an intercomm of the first two elements of comm_world */
if (rank < 2) {
- int lrank = rank, rrank = -1;
- MPI_Status status;
+ int lrank = rank, rrank = -1;
+ MPI_Status status;
- remote_rank = 1 - rank;
- MPI_Intercomm_create( MPI_COMM_SELF, 0,
- MPI_COMM_WORLD, remote_rank, 27,
- &intercomm );
+ remote_rank = 1 - rank;
+ MPI_Intercomm_create(MPI_COMM_SELF, 0, MPI_COMM_WORLD, remote_rank, 27, &intercomm);
- /* Now, communicate between them */
- MPI_Sendrecv( &lrank, 1, MPI_INT, 0, 13,
- &rrank, 1, MPI_INT, 0, 13, intercomm, &status );
+ /* Now, communicate between them */
+ MPI_Sendrecv(&lrank, 1, MPI_INT, 0, 13, &rrank, 1, MPI_INT, 0, 13, intercomm, &status);
- if (rrank != remote_rank) {
- errs++;
- printf( "%d Expected %d but received %d\n",
- rank, remote_rank, rrank );
- }
+ if (rrank != remote_rank) {
+ errs++;
+ printf("%d Expected %d but received %d\n", rank, remote_rank, rrank);
+ }
- MPI_Comm_free( &intercomm );
+ MPI_Comm_free(&intercomm);
}
-
+
/* The next test should create an intercomm with groups of different
- sizes FIXME */
+ * sizes FIXME */
- MTest_Finalize( errs );
+ MTest_Finalize(errs);
MPI_Finalize();
-
+
return 0;
}
