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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2011 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2008-2011 University of Houston. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "fs_lustre.h"
#include "mpi.h"
#include "ompi/constants.h"
#include "ompi/mca/fs/fs.h"
/*
* file_set_size_lustre
*
* Function: - set_size of a file
* Accepts: - same arguments as MPI_File_set_size()
* Returns: - Success if size is set
*/
int
mca_fs_lustre_file_set_size (mca_io_ompio_file_t *fh,
OMPI_MPI_OFFSET_TYPE size)
{
int err = 0;
err = ftruncate(fh->fd, size);
fh->f_comm->c_coll.coll_bcast (&err,
1,
MPI_INT,
OMPIO_ROOT,
fh->f_comm,
fh->f_comm->c_coll.coll_bcast_module);
if (-1 == err) {
return OMPI_ERROR;
}
return OMPI_SUCCESS;
}
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