Added a bunch of stuff.

EVI - 2016/EVI - 12/Examples/hello_mpi_bcast.c

@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <mpi.h>
+
+#define BUFSIZE 128
+
+int main(int argc, char **argv) {
+  char buffer[BUFSIZE];
+  int rank;
+
+  /* Initalize MPI and get the process' rank. */
+  MPI_Init(&argc, &argv);
+  MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+  
+  if(rank == 0) {
+    memset(buffer, 0, BUFSIZE);
+    sprintf(buffer, "Hello, Broadcast!");
+    printf("MASTER: Preparing for broadcast!\n");
+  }
+
+  MPI_Bcast(buffer, BUFSIZE, MPI_CHAR, 0, MPI_COMM_WORLD);
+
+  if(rank != 0) {
+    printf("SLAVE %d: Master broadcasted \"%s\"\n", rank, buffer);
+  }
+  
+  MPI_Finalize();
+  
+  return EXIT_SUCCESS;
+}