fvar_io.cpp

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/*
 * $Id$
 *
 * Author: David Fournier
 * Copyright (c) 2008-2012 Regents of the University of California
 */
// file: fvar_io.cpp

// i/o operations for class prevariable

#include "fvar.hpp"

#ifdef __TURBOC__
  #pragma hdrstop
  #include <iostream.h>
  #include <iomanip.h>
  #include <fstream.h>
  #define __USE_IOSTREAM__
#endif

#ifdef __ZTC__
  #include <iostream.hpp>
  #include <iomanip.hpp>
  #include <fstream.hpp>
  #define __USE_IOSTREAM__
#endif

ostream& operator<<(const ostream& _ostr, const prevariable& f)
{
  ostream& ostr=(ostream&) _ostr;
  ostr << value(f);
  return ostr;
}

istream& operator>>(const istream& _istr, const prevariable& _f)
{
  prevariable& f = (prevariable&)_f;
  istream& istr=(istream&) _istr;
  double tmp = 0;
  istr >> tmp;
  f=tmp;
  return istr;
}


#ifdef __USE_IOSTREAM__

uostream& operator<<(const uostream& _ostr, const prevariable& f)
{
  uostream& ostr=(uostream&) _ostr;
  ostr << value(f);
  return ostr;
}

uistream& operator>>(const uistream& _istr, const prevariable& _f)
{
  prevariable& f = (prevariable&)_f;
  uistream& istr=(uistream&) _istr;
  double tmp = 0;
  istr >> tmp;
  f=tmp;
  return istr;
}
#endif