str = save_header_format_string;
save_header_format_string =  ["# Model Transformation Tools\t", ...
			      " -*-octave-*-\n", ...
			      "# Created by abg2connections_m\n", ...
			      str];

save -text ${file} ${sys}_connections;

EOF

ibg	= ${sys}_ibg;
cbg	= ${name}_cbg;

## get connections data: ${sys}_connections
## structure with two cell arrays: head and tail 
## the index of each array element is the bond index
## the value of each array element is a component name
load -text ${sys}_connections.dat;
con	= ${sys}_connections;

nibgbonds = length (fieldnames (ibg.bonds));
ncbgbonds = length (con.head);

## map cbg data to connection data
for [bond, bond_name] = ibg.bonds

# Copyright (C) 2000 by Peter J. Gawthrop

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.8  2002/04/28 18:41:27  geraint
## Fixed [ 549658 ] awk should be gawk.
## Replaced calls to awk with call to gawk.
##
## Revision 1.7  2000/05/19 17:47:35  peterg
## Fixed bug in oct version but still needs proper check
##
## Revision 1.6  2000/05/17 17:20:49  peterg
## Fixed bugs with ny>1. Could be made faster by not generating y when
## y_sim >1
##

  S = [S;"Save\t"];
  tim = time;

  ## Create the system input file
  t1 = [0:N_u-1]*dt; # Create time vector from zero (to fit u);
  ut = [t1' u'];
  save -text $1_input.dat ut 

  ## Create the state file
  xi = [[1:$Nx]' x0]; #'
  save -text   $1_state.dat xi

  ## Create the sympar file
  save -text   $1_simpar.dat dt

  ## Create the numpar file
  [n_par,m_par] = size(par);
  if m_par==1
    if n_par!=$Npar
      error(sprintf("Number of parameters is %i, should be %i", n_par, $Npar));
    else
      ipar= [[1:$Npar]' par]; #' 
    endif
  elseif m_par==2
    ipar = par;
  else
    error(sprintf("Number of parameter columns is %i, should be 1 or 2", m_par));
  endif;

  if !doing_sensitivities
      save -text   $1_numpar.dat ipar 
  endif;

  dtime = time-tim;
  T = [T; num2str(dtime)];

  ## main simulation loop
  n_sim = max(1,n_sens);
  for i_sim=1:n_sim
    i_1 = 2;

    if doing_state
      i_2 = i_1 + n_y - 1;
      i_3 = i_1 + n_y + 1;
      i_4 = i_1 + n_y + $Nx;
    else
      if doing_sensitivities
        i_2 = 1 + 2*n_y;
        ipars = [ipar; [sensitivities(i_sim) 1]];
        save -text   $1_numpar.dat ipars 
      else
        i_2 = i_1 + n_y -1;
      endif
    endif;

      if doing_state # Need to cut twice
        command = sprintf("./$1_ode2odes.out< $1_input.dat | cut -f %i-%i,%i-%i | tail -%i;", i_1,i_2,i_3,i_4,n_t);

# Copyright (c) P.J.Gawthrop 1999

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.5  2002/05/07 10:13:48  gawthrop
## Files marked by update as out of sync
##
## Revision 1.4  2001/03/30 15:13:58  gawthrop
## Rationalised simulation modes to each return mtt_data
##
## Revision 1.3  2000/05/19 17:47:56  peterg
## Agument to state
##
## Revision 1.2  2000/05/11 13:43:14  peterg

  x_0  =  $1_state(par);
  simpar = $1_simpar
  mtt_data = $1_ode2odes(x_0,par,simpar); 
  if is_complex(mtt_data)
    mtt_error("octave_ode2odes: Simulated data is complex - something is wrong!");
    mtt_data = real(mtt_data);
  endif;
  save -text $1_odes.dat2 mtt_data
EOF

mtt_error mtt_error.txt

# Copyright (c) P.J.Gawthrop, 1996.

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.1  2000/10/17 12:55:29  peterg
## Initial revision
##
## Revision 1.4  2000/10/17 11:07:59  peterg
## *** empty log message ***
##
## Revision 1.3  1998/05/19 19:27:04  peterg
## Zapped all the parameter stuff
##
## Revision 1.2  1996/09/13 19:40:51  peter

for t=T'
  u = $1_input(x,zeros($Ny,1),t,par);
  x = fsolve('f',x);
  y = $1_odeo(x,u,t,par);
  mtt_write(t,x,y,$Nx,$Ny);   # Write it out
end; 

save -text $1_odess.dat2 MTT_data

EOF

# Now invoke the standard error handling.
mtt_error mtt_error.txt