cl.cc

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/* $Header: /var/cvs/mbdyn/mbdyn/mbdyn-1.0/utils/cl.cc,v 1.32 2017/01/12 15:10:27 masarati Exp $ */
/*
 * MBDyn (C) is a multibody analysis code.
 * http://www.mbdyn.org
 *
 * Copyright (C) 1996-2017
 *
 * Pierangelo Masarati  <masarati@aero.polimi.it>
 *
 * Dipartimento di Ingegneria Aerospaziale - Politecnico di Milano
 * via La Masa, 34 - 20156 Milano, Italy
 * http://www.aero.polimi.it
 *
 * Changing this copyright notice is forbidden.
 *
 * 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 (version 2 of the License).
 * 
 *
 * 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
 */

#include "mbconfig.h"           /* This goes first in every *.c,*.cc file */

#include <iostream>
#include <sstream>

#include "input.h"
#include "mathp.h"

/* plugins per math parser */
#include "dummypgin.h"

int 
main(int argc, const char* const argv[])
{
        int verbose = 1;

        if (argc > 1) {
                if (strcmp(argv[1], "-?") == 0 
                    || strcmp(argv[1], "-h") == 0
                    || strcmp(argv[1], "--help") == 0) {
                        std::cerr 
                                << "usage: " << argv[0] 
                                << "     reads from stdin" << std::endl
                                << "       " << argv[0] << " {-?|-h|--help}"
                                " prints this message" << std::endl
                                << "       " << argv[0] 
                                << " <arg1> [<arg2> ...]"
                                " evaluates the expressions" << std::endl;
                        exit(EXIT_SUCCESS);
                } else if (strcmp(argv[1], "-s") == 0) {
                        verbose = 0;
                        argv++;
                        argc--;
                }
        }
        
#ifdef USE_TABLE
        //Table t(1);
        Table t(true);
#endif /* USE_TABLE */

        if (argc > 1) {
                for (int i = 1; i < argc; i++) {
                        std::istringstream in(argv[i]);
                        InputStream In(in);
#ifdef USE_TABLE
                        MathParser mp(In, t);
#else /* !USE_TABLE */
                        MathParser mp(In);
#endif /* !USE_TABLE */

                        if (verbose) {
                                std::cout << "argv[" << i << "] = ";
                        }

                        try {
                                mp.GetForever(std::cout, "; ");
                                std::cout << std::endl;
                        } catch (...) {
                                std::cout << std::endl;
                                exit(EXIT_FAILURE);
                        }
                }
                exit(EXIT_SUCCESS);
        }

        InputStream In(std::cin);
#ifdef USE_TABLE
        MathParser mp(In, t);
#else /* !USE_TABLE */
        MathParser mp(In);
#endif /* !USE_TABLE */

        try {   
                mp.GetForever(std::cout, "\n");
                std::cout << std::endl;
                exit(EXIT_SUCCESS);
        } catch (...) {
                std::cout << std::endl;
                exit(EXIT_FAILURE);
        }
}