| /****************************************************************************** |
| * Copyright (c) 2005 The Regents of the University of California. |
| * This material was produced under U.S. Government contract W-7405-ENG-36 |
| * for Los Alamos National Laboratory, which is operated by the University |
| * of California for the U.S. Department of Energy. The U.S. Government has |
| * rights to use, reproduce, and distribute this software. NEITHER THE |
| * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR |
| * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified |
| * to produce derivative works, such modified software should be clearly |
| * marked, so as not to confuse it with the version available from LANL. |
| * |
| * Additionally, this program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * LA-CC 04-115 |
| ******************************************************************************/ |
| |
| #include <mpi.h> |
| |
| extern void client(int); |
| extern void server(int, int); |
| |
| MPI_Comm mcast_comm; |
| |
| int |
| main(int argc, char *argv[]) |
| { |
| int rank; |
| int size; |
| |
| MPI_Init(&argc, &argv); |
| |
| MPI_Comm_size(MPI_COMM_WORLD, &size); |
| MPI_Comm_rank(MPI_COMM_WORLD, &rank); |
| |
| /* Create multicast communicator */ |
| |
| if (rank == size-1) { |
| client(rank); |
| } else { |
| server(size - 1, rank); |
| } |
| |
| MPI_Finalize(); |
| |
| return 0; |
| } |