int main(int argc, char *argv[])
{
MPI_Request barrier;
- int rank, i, done;
+ int rank, done;
MPI_Init(&argc, &argv);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Ibarrier(MPI_COMM_WORLD, &barrier);
- for (i = 0, done = 0; !done; i++) {
- usleep(1000);
- /*printf("[%d] MPI_Test: %d\n",rank,i); */
- MPI_Test(&barrier, &done, MPI_STATUS_IGNORE);
+ done = 0;
+ while (!done) {
+ usleep(1000);
+ MPI_Test(&barrier, &done, MPI_STATUS_IGNORE);
}
if (rank == 0)