#!/usr/bin/perl
# SCCS $Id: simplify-cond,v 1.2 2002/03/08 12:25:36 dcs0mpw Exp $
#############################################################################
## FermaT Transformation System
## Copyright (C) 2001 Software Migrations Limited.
## Email: Martin.Ward@durham.ac.uk
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#############################################################################
#
##########
##########   simplify-cond [budget] condition
##########
##########   Call the maths simplifier on the given condition
#

BEGIN {
  $FermaT = $ENV{'FermaT'} || "/usr/local/fermat2";
  $FermaT =~ s/"//g;
  $ds = "/"; $ds = "\\" if ($^O eq "MSWin32");
  unshift(@INC, "$FermaT${ds}config");
}

use fermat;

($myname = $0) =~ s|(.*/)*||;   # strip path component from name
$Usage = "Usage: $myname [budget] condition\n";

$budget = 10;
if (@ARGV == 2) {
  $budget = shift;
}

# Check for one argument:
die $Usage if ($#ARGV < 0);
$input = $ARGV[0];
$tmpfile1 = tmpfile($input);

$cmds = <<END_OF_INPUT;
  (if (file-exists? "patch.scm")
      (load "patch.scm")
      (if (file-exists? "patch.tr")
	  (load "patch.tr")))

  (\@PP_Item (\@Simplify (\@Parse_File "$tmpfile1" //T_/Condition) $budget)
	     80
	     "")

END_OF_INPUT

&fermat($cmds);

exit(0);
