#include "CTRL_CPPOPTIONS.h"


      subroutine ctrl_set_fname( 
     I     xx_fname,fname, adfname, mythid )

c     ==================================================================
c     SUBROUTINE ctrl_set_fname
c     ==================================================================
c
c     o get filename for control variable and adjoint thereof
c     o initialise adjoint field
c
c     started: heimbach@mit.edu, 16-Aug-2001
c
c     ==================================================================

      implicit none

c     == global variables ==

#include "EEPARAMS.h"
#include "SIZE.h"
#include "PARAMS.h"
#include "GRID.h"

#include "ctrl.h"
#include "cost.h"

#ifdef ALLOW_ECCO_OPTIMIZATION
#include "optim.h"
#endif

c     == routine arguments ==

      character*(MAX_LEN_FNAM) xx_fname
      character*( 80)   fname
      character*( 80) adfname
      integer mythid

c     == local variables ==

#ifndef ALLOW_ECCO_OPTIMIZATION
      integer optimcycle
#endif

      integer ii
      integer il

c     == external ==

      integer  ilnblnk
      external ilnblnk

c     == end of interface ==

#ifndef ALLOW_ECCO_OPTIMIZATION
      optimcycle = 0
#endif

c--   Only the master thread will do I/O.
      _BEGIN_MASTER( mythid )

      il=ilnblnk( xx_fname )

      write(  fname(1:80),'(80a)') ' '
      write(adfname(1:80),'(80a)') ' '

      write(fname(1:80),'(2a,i10.10)')
     &     xx_fname(1:il) ,'.', optimcycle
      write(adfname(1:80),'(3a,i10.10)')
     &     yadprefix, xx_fname(1:il), '.', optimcycle

      _END_MASTER( mythid )

      end