user_run Subroutine

    subroutine user_run(comp, importState, exportState, clock, rc)
        type(ESMF_GridComp)  :: comp
        type(ESMF_State)     :: importState, exportState
        type(ESMF_Clock)     :: clock
        integer, intent(out) :: rc
  
  !   ! Local variables
        integer                             :: status = ESMF_SUCCESS
        type(ESMF_Array)                    :: sorted_data
        integer, dimension(9), target       :: d = (/3,7,8,5,2,1,9,5,4/)
        integer, dimension(:), pointer      :: rdptr     ! raw data ptr
        integer, dimension(:), pointer      :: sdptr     ! sorted data ptr
        integer                             :: i

        print *, "In user 2 run routine"
        call ESMF_StateGet(importState, "sorted_data2", sorted_data, rc=status)
        if (ESMF_LogFoundError(status, ESMF_ERR_PASSTHRU, &
            ESMF_CONTEXT, rcToReturn=rc)) return
        call ESMF_ArrayGet(sorted_data, localDe=0, farrayPtr=sdptr, rc=status)
        if (ESMF_LogFoundError(status, ESMF_ERR_PASSTHRU, &
            ESMF_CONTEXT, rcToReturn=rc)) return
        
        ! sort local data
        rdptr => d
        call quicksortI4(rdptr, 1, 9)

        ! compare local sorted data with data sorted on component 1
        ! any mismatch indicates failure
        ! write(*, '(A16, 9I3)') 'local rdptr', rdptr
        do i = lbound(sdptr, 1), ubound(sdptr, 1)
            if(rdptr(i) .ne. sdptr(i)) status = ESMF_FAILURE
        enddo
        rc = status

    end subroutine user_run