ocmmnt Subroutine

  subroutine ocmmnt(file,string)

    !! Routine to print a comment
    !! author: P J Knight, CCFE, Culham Science Centre
    !! file : input integer : Fortran output unit identifier
    !! string : input character string : Character string to be used
    !! This routine writes out a comment line.
    !!     !
    ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    use numerics, only: boundl, boundu, sqsumsq
		use global_variables, only: icase, vlabel, iscan_global
		use constants, only: rmu0
    implicit none

    !  Arguments

    integer, intent(in) :: file
    character(len=*), intent(in) :: string

    !  Local variables

    integer, parameter :: maxwidth = 110
    integer :: lh
!    character(len = maxwidth) :: dummy

    ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    lh = len(trim(string))

    if (lh == 0) then
       write(*,*) 'Error in routine OCMMNT :'
       write(*,*) 'A zero-length string is not permitted.'
       write(*,*) 'PROCESS stopping.'
       stop 1
    end if

    if (lh >= maxwidth) then
       write(*, *) 'Warning in routine OCMMNT :'
       write(*, '(A)') string
!       write(*,*) 'This is too long to fit into ',maxwidth,' columns.'
       write(*, '(A,i3,A)') 'This is longer than ',maxwidth,' columns.'  ! MK 28/10/2016 Modified previous output to reflect warning message
       !write(*,*) 'PROCESS stopping.'
       !stop 1
    end if
!    dummy = trim(string)
    write(file,'(t2,a)') trim(string)
    !write(file,'(t2,a)') dummy
  end subroutine ocmmnt