! -*- f90 -*-
!
! Copyright (c) 2010-2014 Cisco Systems, Inc. All rights reserved.
! Copyright (c) 2009-2012 Los Alamos National Security, LLC.
! All rights reserved.
! $COPYRIGHT$
#include "ompi/mpi/fortran/configure-fortran-output.h"
subroutine MPI_Op_create_f08(user_fn,commute,op,ierror)
use :: mpi_f08_types, only : MPI_Op
use :: mpi_f08_interfaces_callbacks, only : MPI_User_function
! See note in mpi-f-interfaces-bind.h for why we "use mpi" here and
! call a PMPI_* subroutine below.
use :: mpi, only : PMPI_Op_create
implicit none
PROCEDURE(MPI_User_function) :: user_fn
LOGICAL, INTENT(IN) :: commute
TYPE(MPI_Op), INTENT(OUT) :: op
INTEGER, OPTIONAL, INTENT(OUT) :: ierror
integer :: c_ierror
call PMPI_Op_create(user_fn,commute,op%MPI_VAL,c_ierror)
if (present(ierror)) ierror = c_ierror
end subroutine MPI_Op_create_f08