+/* Copyright (c) 2019-2023. The SimGrid Team. All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
#include "mpi.h"
#include <stdio.h>
#include <stdlib.h>
MPI_File fh;
MPI_Comm comm;
MPI_Status status;
-
+
MPI_Init( &argc, &argv );
-
+
comm = MPI_COMM_WORLD;
MPI_File_open( comm, (char*)"/scratch/testfile", MPI_MODE_RDWR | MPI_MODE_CREATE | MPI_MODE_DELETE_ON_CLOSE, MPI_INFO_NULL, &fh );
MPI_Comm_size( comm, &size );
MPI_File_seek_shared( fh, 0, MPI_SEEK_SET );
MPI_Barrier(comm);
-
+
memset( &status, 0xff, sizeof(MPI_Status) );
MPI_File_write_shared( fh, buf, 1, MPI_INT, &status );
MPI_Get_count( &status, MPI_INT, &count );
free( buf );
MPI_File_close( &fh );
-
+
MPI_Finalize();
return errs;
}