main
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Last change
on this file was ea777aa, checked in by Alex Wilton <awilton@…>, 3 years ago |
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Moved examples, include, build_default.properties, common.xml, and README out from dev.civl.com into the root of the repo.
git-svn-id: svn://vsl.cis.udel.edu/civl/trunk@5704 fb995dde-84ed-4084-dfe6-e5aef3e2452c
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-
Property mode
set to
100644
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File size:
568 bytes
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| 1 | #include <mpi.h>
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| 2 | #include <stdlib.h>
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| 3 |
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| 4 | #define comm MPI_COMM_WORLD
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| 5 |
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| 6 | int main(int argc, char * argv[]) {
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| 7 | int rank;
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| 8 | MPI_Comm newcomm;
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| 9 |
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| 10 | MPI_Init(&argc, &argv);
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| 11 | MPI_Comm_rank(comm, &rank);
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| 12 | MPI_Comm_dup(comm, &newcomm);
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| 13 | if (rank == 0) {
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| 14 | MPI_Recv(NULL, 0, MPI_INT, 2, 0, comm, MPI_STATUS_IGNORE);
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| 15 | MPI_Recv(NULL, 0, MPI_INT, 1, 0, newcomm, MPI_STATUS_IGNORE);
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| 16 | } else if (rank == 1) {
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| 17 | MPI_Send(NULL, 0, MPI_INT, 0, 0, comm);
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| 18 | } else if (rank == 2) {
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| 19 | MPI_Send(NULL, 0, MPI_INT, 0, 0, newcomm);
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| 20 | }
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| 21 | MPI_Comm_free(&newcomm);
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| 22 | MPI_Finalize();
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| 23 | }
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