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file_parser.hpp

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/*
 * Equation Cruncher
 * Copyright (C) 2004  Dhruv Matani(dhruvbird@yahoo.com)
 * 
 * 
 * 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
 */


#if !defined FILE_PARSER_HPP
#define FILE_PARSER_HPP

#include <map>
#include <vector>
#include <fstream>
#include <stdexcept>
#include <string>
#include <cctype>
#include <sstream>
#include "udefs.hpp"

namespace eqn_cruncher
{
  struct file_error : std::runtime_error
  {
    file_error(std::string const& str = "file_error")
      : std::runtime_error(str)
    { }
  };


  struct parse_error : std::runtime_error
  {
    parse_error(std::string const& str = "parse_error")
      : std::runtime_error(str)
    { }
  };


  void
  eat_ws(std::istream& in);


  std::string
  suffix_from_number(unsigned int num);


  void
  parse_file(std::string const& file_name, 
             std::vector<std::string>& var_list, 
             matrix_t& mat, 
             std::vector<double>& rhs_list);
}

#endif // FILE_PARSER_HPP

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