File mttroot/mtt/bin/trans/mtt_strip_args artifact bcb8540542 part of check-in 4be02de99d


#! /bin/sh

     ###################################### 
     ##### Model Transformation Tools #####
     ######################################

# Bourne shell script: strip args
# Strips unwanted bits from a list of arguments
# Label file to symbolic parameters conversion
# Copyright (C) 2000 by Peter J. Gawthrop

## $Id$  ##
## $Log$
## Revision 1.6  2001/07/04 06:00:12  gawthrop
## Fixed a funny with tr - changed SEPS and REPS - something to do with ^
##
## Revision 1.5  2001/06/13 14:50:13  gawthrop
## Operator ^ now ok in args in abg and/or lbl
##
## Revision 1.4  2001/05/08 15:18:10  gawthrop
## Added trig and hyperbolic functions to argument exclusion list
##
## Revision 1.3  2000/10/17 12:33:13  peterg
## Added mtt_mod to the zapped list
##
## Revision 1.2  2000/10/16 09:06:26  peterg
## Write out the system as a second columns as well
##
## Revision 1.1  2000/10/16 09:04:04  peterg
## Initial revision
## ##
# Inform user
#echo "Creating $1_sympar.txt"

# Separation characters
SEPS='^=*;+/()-'
# Replace by ,
REPS='[,*]'


# This is the main transformation using gawk
tr $SEPS $REPS | \
gawk '
function exact_match(name1, name2) {
  return ((match(name1,name2)>0)&&(length(name1)==length(name2)))
}

function matches(names, name) {
  n_matches = split(names,match_name);
  matched = 0;
  for (i_matches = 1; i_matches <= n_matches; i_matches++) {
    if ( exact_match(name,match_name[i_matches]) ) {
      matched = 1;
      break;
    }
  }
  return matched;
}

BEGIN {
 not_an_arg = "effort flow state internal external zero unknown\
                mtt_e mtt_f\
		sqrt exp log sign sin asin cos acos tan atan \
		sin asin cos acos tan atan \
		sinh asinh cosh acosh tanh atanh \
                none abs";
}
{
    args=$1
    sys=$2
    N=split(args, arg, ",");
    for (i=1;i<=N;i++){
      if ( (length(arg[i])>0)&&(matches(not_an_arg,arg[i])==0)&&(match(arg[i],"^[0-9]+[.]*")==0) ){
        printf("%s\t%s\n", arg[i], sys);
      }
  }
}' |\
grep -v '^\$' 





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