/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
* (C) 2017 by Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#include "mpiimpl.h"
#undef FUNCNAME
#define FUNCNAME MPIR_Scan_allcomm_nb
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
int MPIR_Scan_allcomm_nb(const void *sendbuf, void *recvbuf, int count, MPI_Datatype datatype,
MPI_Op op, MPIR_Comm * comm_ptr, MPIR_Errflag_t * errflag)
{
int mpi_errno = MPI_SUCCESS;
MPI_Request req = MPI_REQUEST_NULL;
MPIR_Request *req_ptr = NULL;
/* just call the nonblocking version and wait on it */
mpi_errno = MPIR_Iscan(sendbuf, recvbuf, count, datatype, op, comm_ptr, &req_ptr);
if (mpi_errno)
MPIR_ERR_POP(mpi_errno);
if (req_ptr)
req = req_ptr->handle;
mpi_errno = MPIR_Wait(&req, MPI_STATUS_IGNORE);
if (mpi_errno)
MPIR_ERR_POP(mpi_errno);
fn_exit:
return mpi_errno;
fn_fail:
goto fn_exit;
}