76 строки
2.2 KiB
C
76 строки
2.2 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2011 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2008-2014 University of Houston. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi_config.h"
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#include "fs_plfs.h"
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#include <fcntl.h>
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#include <unistd.h>
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#include "mpi.h"
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#include "ompi/constants.h"
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#include "ompi/mca/fs/fs.h"
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/*
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* file_close_plfs
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*
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* Function: - closes a new file
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* Accepts: - file handle
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* Returns: - Success if file closed
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*/
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int
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mca_fs_plfs_file_close (mca_io_ompio_file_t *fh)
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{
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int flags;
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plfs_error_t plfs_ret = PLFS_SUCCESS;
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int amode;
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char wpath[1024];
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fh->f_comm->c_coll.coll_barrier (fh->f_comm,
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fh->f_comm->c_coll.coll_barrier_module);
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getcwd( wpath, sizeof(wpath) );
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sprintf( wpath,"%s/%s",wpath,fh->f_filename );
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if(-1 == access(fh->f_filename, F_OK)) {
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return OMPI_ERROR; // file doesn't exist
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}
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amode = 0;
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if (fh->f_amode & MPI_MODE_CREATE)
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amode = amode | O_CREAT;
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if (fh->f_amode & MPI_MODE_RDONLY)
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amode = amode | O_RDONLY;
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if (fh->f_amode & MPI_MODE_WRONLY)
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amode = amode | O_WRONLY;
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if (fh->f_amode & MPI_MODE_RDWR)
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amode = amode | O_RDWR;
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if (fh->f_amode & MPI_MODE_EXCL) {
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return OMPI_ERROR;
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}
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plfs_ret = plfs_close(fh->f_fs_ptr, 0, 0, amode ,NULL, &flags);
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if (PLFS_SUCCESS != plfs_ret) {
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opal_output(0, "fs_plfs_file_close: Error in plfs_close:\n%s\n", strplfserr(plfs_ret));
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return OMPI_ERROR;
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}
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return OMPI_SUCCESS;
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}
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