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/*
* Copyright (c) 2001-2003 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 1998-2001 University of Notre Dame.
* All rights reserved.
* Copyright (c) 1994-1998 The Ohio State University.
* All rights reserved.
*
* This file is part of the LAM/MPI software package. For license
* information, see the LICENSE file in the top level directory of the
* LAM/MPI source distribution.
*
* $HEADER$
*
* $Id: tcreatekey.c,v 1.4 2003/11/23 15:01:47 jsquyres Exp $
*
* Function: - create a datatype attribute key
* Accepts: - copy function
* - delete function
* - key (out)
* - extra state info
* Returns: - MPI_SUCCESS or error code
*/
#include <blktype.h>
#include <mpi.h>
#include <mpisys.h>
/*@
MPI_Type_create_keyval - Create a datatype attribute key
Input Parameters:
+ copyfunc - Copy callback function for type_keyval (function)
. delfunc - Delete callback function for type_keyval (function)
- extra - extra state for callback functions
Output Parameter:
+ key - key value for future access (integer)
.N fortran
.N IMPI_MPI2
.N Errors
.N MPI_SUCCESS
.N MPI_ERR_TYPE
.N MPI_ERR_KEYVAL
.N MPI_ERR_ARG
.seealso MPI_Type_free_keyval(3), MPI_Type_get_attr(3), MPI_Type_set_attr(3), MPI_Type_delete_attr(3)
.N WEB
@*/
int
MPI_Type_create_keyval(MPI_Type_copy_attr_function *cpyfunc,
MPI_Type_delete_attr_function *delfunc, int *key,
void *extra)
{
int err;
lam_initerr_m();
lam_setfunc_m(BLKMPITCREATEKEYVAL);
err = lam_keyval_create((lam_void_fn_t) cpyfunc,
(lam_void_fn_t) delfunc,
key, extra, LAM_AKTYPE);
if (err != MPI_SUCCESS) {
return(lam_errfunc(MPI_COMM_WORLD, BLKMPITCREATEKEYVAL, err));
}
lam_resetfunc_m(BLKMPITCREATEKEYVAL);
return(MPI_SUCCESS);
}
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