#!/bin/sh
######################################
##### Model Transformation Tools #####
######################################
# Bourne shell script: mtt_header
# Headings for functions
# Copyright (C) 2000 by Peter J. Gawthrop
###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.1 2000/10/10 21:02:27 peterg
## Initial revision
##
###############################################################
# Arguments
system=$1
rep=$2
language=$3
args=$4
output=$5
extras=$6
# Find system constants
Nx=`mtt_getsize $system x` # States
Nxx=`mtt_getsize $system xx` # States x States
Nu=`mtt_getsize $system u` # Inputs
Ny=`mtt_getsize $system y` # Outputs
Nyz=`mtt_getsize $system yz` # Zero outputs
Npar=`wc -l $system\_sympar.txt | awk '{print $1}'`
# Representation-specific stuff
case $rep in
cse)
states=yes;
inputs=yes;
;;
cseo)
states=yes;
inputs=yes;
;;
ode)
states=yes;
inputs=yes;
;;
odeo)
states=yes;
inputs=yes;
;;
sm)
states=no;
inputs=no;
;;
*)
esac
# Lanuage specific stuff
case $language in
m)
modeline='% -*-octave-*- Put Emacs into octave-mode%';
ext='m';
Lc='##';
Rc='';
Lb='(';
Rb=')';
function="function"
declaration="[$output] = $1_$rep($args);"
noglobals=true; # Fudge to make mtt_m2p work
;;
*)
echo Language $language not supported - sorry; exit 1
esac
# Header information
cat<<EOF
$modeline
$function $declaration
$Lc $declaration
$Lc System $system, representation $rep, language $language; $Rc
$Lc File $1_$rep.$ext; $Rc
$Lc Generated by MTT on `date`; $Rc
EOF
if [ -n "$noglobals" ]; then
cat<<EOF
## Horrible fudge to make mtt_m2p work
global ...
mtt_no_globals ;
EOF
fi
# Parameters
cat <<EOF
$Lc Parameters
EOF
sympar2par_txt2m $1
# States
if [ "$states" = "yes" ]; then
cat <<EOF
$Lc States
EOF
N=`n2m 1 $Nx`
for i in $N; do
echo ' mttx'$i' = mttx('$i');'
done
fi
# Inputs
if [ "$inputs" = "yes" ]; then
cat <<EOF
$Lc Inputs
EOF
N=`n2m 1 $Nu`
for i in $N; do
echo ' mttu'$i' = mttu('$i');'
done
fi