CFileLineReader.h

// -*- C++ -*-
//
// CFileLineReader.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2007 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef THEPEG_CFileLineReader_H
#define THEPEG_CFileLineReader_H
//
// This is the declaration of the CFileLineReader class.
//

#include "ThePEG/Config/ThePEG.h"
#include "CFileLineReader.fh"
#include <cstdio>
#include <string>

namespace ThePEG {

class CFileLineReader {

public:

  CFileLineReader();

  CFileLineReader(FILE * f, int len = defsize);

  CFileLineReader(string filename, int len = defsize);

  ~CFileLineReader();

  void open(FILE * f);

  void open(string filename);

  void close();

  bool readline();

  void resetline();

  string getline() const;

  FILE * cfile() const;

  operator void *();

  bool operator!();

  bool skip(char c);

  bool find(string str) const;

  char getc();

  CFileLineReader & operator>>(long & l);

  CFileLineReader & operator>>(int & i);

  CFileLineReader & operator>>(unsigned long & l);

  CFileLineReader & operator>>(unsigned int & i);

  CFileLineReader & operator>>(double & d);

  CFileLineReader & operator>>(float & f);

  CFileLineReader & operator>>(std::string & s);

private:

  enum StreamType { unknown,   
                    plainfile, 
                    pipe       
  };

  FILE * file;

  int bufflen;

  char * buff;

  char * pos;

  bool bad;

  StreamType type;

  static const int defsize = 1024;

private:

  CFileLineReader(const CFileLineReader &);

  CFileLineReader & operator=(const CFileLineReader &);

};

}

#endif /* THEPEG_CFileLineReader_H */

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