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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
* Copyright (C) 2003 University of Chicago.
* See COPYRIGHT notice in top-level directory.
*/
#include "ad_zoidfs.h"
#include "ad_zoidfs_common.h"
#include <unistd.h>
#include <sys/types.h>
/* keyval hack to both tell us if we've already initialized zoidfs and also
* close it down when mpi exits */
int ADIOI_ZOIDFS_Initialized = MPI_KEYVAL_INVALID;
void ADIOI_ZOIDFS_End(int *error_code)
{
int ret;
static char myname[] = "ADIOI_ZOIDFS_END";
ret = zoidfs_finalize();
/* --BEGIN ERROR HANDLING-- */
if (ret != 0 ) {
*error_code = MPIO_Err_create_code(MPI_SUCCESS,
MPIR_ERR_RECOVERABLE,
myname, __LINE__,
ADIOI_ZOIDFS_error_convert(ret),
"Error in zoidfs_finalize", 0);
return;
}
/* --END ERROR HANDLING-- */
*error_code = MPI_SUCCESS;
}
int ADIOI_ZOIDFS_End_call(MPI_Comm comm, int keyval,
void *attribute_val, void *extra_state)
{
int error_code;
ADIOI_ZOIDFS_End(&error_code);
MPI_Keyval_free(&keyval);
return error_code;
}
void ADIOI_ZOIDFS_Init(int rank, int *error_code )
{
int ret;
static char myname[] = "ADIOI_ZOIDFS_INIT";
/* do nothing if we've already fired up the zoidfs interface */
if (ADIOI_ZOIDFS_Initialized != MPI_KEYVAL_INVALID) {
*error_code = MPI_SUCCESS;
return;
}
ret = zoidfs_init();
if (ret < 0 ) {
*error_code = MPIO_Err_create_code(MPI_SUCCESS,
MPIR_ERR_RECOVERABLE,
myname, __LINE__,
ADIOI_ZOIDFS_error_convert(ret),
"Error in zoidfs_init",
0);
return;
}
MPI_Keyval_create(MPI_NULL_COPY_FN, ADIOI_ZOIDFS_End_call,
&ADIOI_ZOIDFS_Initialized, (void *)0);
/* just like romio does, we make a dummy attribute so we
* get cleaned up */
MPI_Attr_put(MPI_COMM_SELF, ADIOI_ZOIDFS_Initialized, (void *)0);
}
void ADIOI_ZOIDFS_makeattribs(zoidfs_sattr_t * attribs)
{
memset(attribs, 0, sizeof(zoidfs_sattr_t));
attribs->mask = ZOIDFS_ATTR_MODE;
attribs->mode = 0644;
}
int ADIOI_ZOIDFS_error_convert(int error)
{
switch (error)
{
case ZFSERR_PERM: /* ??? */
case ZFSERR_ACCES:
return MPI_ERR_ACCESS;
case ZFSERR_NOENT:
case ZFSERR_NXIO: /* ??? */
case ZFSERR_NODEV: /* ??? */
return MPI_ERR_NO_SUCH_FILE;
case ZFSERR_IO:
return MPI_ERR_IO;
case ZFSERR_EXIST:
return MPI_ERR_FILE_EXISTS;
case ZFSERR_NOTDIR: /* ??? */
case ZFSERR_ISDIR: /* ??? */
case ZFSERR_NAMETOOLONG:
return MPI_ERR_BAD_FILE;
case ZFSERR_INVAL:
case ZFSERR_STALE:
return MPI_ERR_FILE;
case ZFSERR_FBIG: /* ??? */
case ZFSERR_NOSPC:
return MPI_ERR_NO_SPACE;
case ZFSERR_ROFS:
return MPI_ERR_READ_ONLY;
case ZFSERR_NOTIMPL:
return MPI_ERR_UNSUPPORTED_OPERATION;
case ZFSERR_DQUOT:
return MPI_ERR_QUOTA;
/* case ZFSERR_NOTEMPTY: */
/* case ZFSERR_WFLUSH: */
/* case ZFSERR_OTHER: */
case ZFSERR_NOMEM:
return MPI_ERR_INTERN;
default:
return MPI_UNDEFINED;
}
}
/*
* vim: ts=8 sts=4 sw=4 noexpandtab
*/
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