/*
 * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
 *                         University Research and Technology
 *                         Corporation.  All rights reserved.
 * Copyright (c) 2004-2005 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) 2007-2012 Cisco Systems, Inc.  All rights reserved.
 * $COPYRIGHT$
 * 
 * Additional copyrights may follow
 * 
 * $HEADER$
 */

#include "ompi_config.h"

#include "ompi/mpi/fortran/mpif-h/bindings.h"
#include "ompi/communicator/communicator.h"

#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILE_LAYER
#pragma weak PMPI_COMM_CREATE_KEYVAL = ompi_comm_create_keyval_f
#pragma weak pmpi_comm_create_keyval = ompi_comm_create_keyval_f
#pragma weak pmpi_comm_create_keyval_ = ompi_comm_create_keyval_f
#pragma weak pmpi_comm_create_keyval__ = ompi_comm_create_keyval_f

#pragma weak PMPI_Comm_create_keyval_f = ompi_comm_create_keyval_f
#pragma weak PMPI_Comm_create_keyval_f08 = ompi_comm_create_keyval_f
#elif OMPI_PROFILE_LAYER
OMPI_GENERATE_F77_BINDINGS (PMPI_COMM_CREATE_KEYVAL,
                           pmpi_comm_create_keyval,
                           pmpi_comm_create_keyval_,
                           pmpi_comm_create_keyval__,
                           pompi_comm_create_keyval_f,
                           (ompi_mpi2_fortran_copy_attr_function* comm_copy_attr_fn, ompi_mpi2_fortran_delete_attr_function* comm_delete_attr_fn, MPI_Fint *comm_keyval, MPI_Aint *extra_state, MPI_Fint *ierr),
                           (comm_copy_attr_fn, comm_delete_attr_fn, comm_keyval, extra_state, ierr) )
#endif

#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_COMM_CREATE_KEYVAL = ompi_comm_create_keyval_f
#pragma weak mpi_comm_create_keyval = ompi_comm_create_keyval_f
#pragma weak mpi_comm_create_keyval_ = ompi_comm_create_keyval_f
#pragma weak mpi_comm_create_keyval__ = ompi_comm_create_keyval_f

#pragma weak MPI_Comm_create_keyval_f = ompi_comm_create_keyval_f
#pragma weak MPI_Comm_create_keyval_f08 = ompi_comm_create_keyval_f
#endif

#if ! OPAL_HAVE_WEAK_SYMBOLS && ! OMPI_PROFILE_LAYER
OMPI_GENERATE_F77_BINDINGS (MPI_COMM_CREATE_KEYVAL,
                           mpi_comm_create_keyval,
                           mpi_comm_create_keyval_,
                           mpi_comm_create_keyval__,
                           ompi_comm_create_keyval_f,
                           (ompi_mpi2_fortran_copy_attr_function* comm_copy_attr_fn, ompi_mpi2_fortran_delete_attr_function* comm_delete_attr_fn, MPI_Fint *comm_keyval, MPI_Aint *extra_state, MPI_Fint *ierr),
                           (comm_copy_attr_fn, comm_delete_attr_fn, comm_keyval, extra_state, ierr) )
#endif


#if OMPI_PROFILE_LAYER && ! OPAL_HAVE_WEAK_SYMBOLS
#include "ompi/mpi/fortran/mpif-h/profile/defines.h"
#endif

     static const char FUNC_NAME[] = "MPI_Comm_create_keyval_f";

void ompi_comm_create_keyval_f(ompi_mpi2_fortran_copy_attr_function* comm_copy_attr_fn,
                              ompi_mpi2_fortran_delete_attr_function* comm_delete_attr_fn,
                              MPI_Fint *comm_keyval,
                              MPI_Aint *extra_state, MPI_Fint *ierr)
{
    int ret, c_ierr;
    ompi_attribute_fn_ptr_union_t copy_fn;
    ompi_attribute_fn_ptr_union_t del_fn;

    copy_fn.attr_mpi2_fortran_copy_fn = comm_copy_attr_fn;
    del_fn.attr_mpi2_fortran_delete_fn = comm_delete_attr_fn;

    /* Note that we only set the "F77" bit and exclude the "F77_OLD"
       bit, indicating that the callbacks should use the new MPI-2
       INTEGER(KIND=MPI_ADDRESS_KIND)-parameter functions (as opposed
       to the old MPI-1 INTEGER-parameter functions). */

    ret = ompi_attr_create_keyval_aint(COMM_ATTR, copy_fn, del_fn,
                                       comm_keyval, *extra_state, OMPI_KEYVAL_F77,
                                       NULL);

    if (MPI_SUCCESS != ret) {
        c_ierr = OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD,
                                        MPI_ERR_OTHER,
                                        FUNC_NAME);
        if (NULL != ierr) *ierr = OMPI_INT_2_FINT(c_ierr);
    } else {
        if (NULL != ierr) *ierr = OMPI_INT_2_FINT(MPI_SUCCESS);
    }
}
