X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1c080fdf88d3dc8cbf7413b1f8b3ce66d475070a..d47debaeffa6807956ee9cc7da90759efe49beda:/src/smpi/sample/bcast.c?ds=sidebyside

diff --git a/src/smpi/sample/bcast.c b/src/smpi/sample/bcast.c
new file mode 100644
index 0000000000..2d84c1371e
--- /dev/null
+++ b/src/smpi/sample/bcast.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <mpi.h>
+
+int main (int argc, char **argv) {
+  int size, rank;
+  int value = 3;
+  MPI_Init(&argc, &argv);
+  MPI_Comm_size(MPI_COMM_WORLD, &size);
+  MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+  if (0 == rank) {
+    value = 17;
+  }
+  printf("node %d has value %d\n", rank, value);
+  MPI_Bcast(&value, 1, MPI_INT, 0, MPI_COMM_WORLD);
+  printf("node %d has value %d\n", rank, value);
+  MPI_Finalize();
+  return 0;
+}