80 строки
2.3 KiB
C
80 строки
2.3 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) 2008-2011 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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/* This code is based on the PVFS2 ADIO module in ROMIO
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* Copyright (C) 1997 University of Chicago.
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* See COPYRIGHT notice in top-level directory.
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*/
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#include "ompi_config.h"
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#include "fs_pvfs2.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_delete_pvfs2
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*
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* Function: - deletes a file
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* Accepts: - file name & info
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* Returns: - Success if file closed
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*/
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int
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mca_fs_pvfs2_file_delete (char* file_name,
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struct ompi_info_t *info)
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{
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PVFS_credentials credentials;
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PVFS_sysresp_getparent resp_getparent;
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int ret;
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PVFS_fs_id pvfs2_id;
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char pvfs2_path[OMPIO_MAX_NAME] = {0};
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char * ncache_timeout;
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if (!mca_fs_pvfs2_IS_INITIALIZED) {
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/* disable the pvfs2 ncache */
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ncache_timeout = getenv("PVFS2_NCACHE_TIMEOUT");
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if (ncache_timeout == NULL )
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setenv("PVFS2_NCACHE_TIMEOUT", "0", 1);
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ret = PVFS_util_init_defaults();
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if (ret < 0) {
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return OMPI_ERROR;
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}
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mca_fs_pvfs2_IS_INITIALIZED = 1;
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}
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memset (&credentials, 0, sizeof(PVFS_credentials));
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PVFS_util_gen_credentials (&credentials);
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ret = PVFS_util_resolve(file_name, &pvfs2_id, pvfs2_path, OMPIO_MAX_NAME);
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if (ret != 0) {
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return OMPI_ERROR;
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}
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ret = PVFS_sys_getparent(pvfs2_id, pvfs2_path, &credentials, &resp_getparent);
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ret = PVFS_sys_remove(resp_getparent.basename,
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resp_getparent.parent_ref, &credentials);
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if (ret != 0) {
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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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