parsers.h

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/**************************************************************************
***    
*** Copyright (c) 1995-2000 Regents of the University of California,
***               Andrew E. Caldwell, Andrew B. Kahng and Igor L. Markov
*** Copyright (c) 2000-2004 Regents of the University of Michigan,
***               Saurabh N. Adya, Jarrod A. Roy and Igor L. Markov
***
***  Contact author(s): abk@cs.ucsd.edu, imarkov@umich.edu
***  Original Affiliation:   UCLA, Computer Science Department,
***                          Los Angeles, CA 90095-1596 USA
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#ifndef PARSERS_H
#define PARSERS_H

#include <string>
#include <iostream>
#include <iomanip>
#include <fstream>
#include <vector>
#include <algorithm>
#include <math.h>
#include <stdlib.h>
#include <time.h>

using namespace std;

namespace parse_utils
{
   struct ltstr
   {
      inline bool operator ()(const char* s1, const char* s2) const
         {   return strcmp(s1, s2) < 0; }
   };
   
   struct Point
   {
      double x;
      double y;
   };
   
   struct IntPoint
   {
      int x;
      int y;
   };
   
   // global parsing functions
   inline void eatblank(ifstream& i);   
   inline void skiptoeol(ifstream& i);   
   inline void eathash(ifstream& i);   
   inline bool needCaseChar(ifstream& i, char character);
}
// namespace parse_utils
   
// =========================
//      IMPLEMENTATIONS
// =========================
inline void parse_utils::eatblank(ifstream& i)
{
   while (i.peek()==' ' || i.peek()=='\t')
      i.get();
}
// --------------------------------------------------------
inline void parse_utils::skiptoeol(ifstream& i)
{
   while (!i.eof() && i.peek()!='\n' && i.peek()!='\r')
      i.get();
   i.get();
}
// --------------------------------------------------------
inline bool parse_utils::needCaseChar(ifstream& i,
                                      char character)
{
   while(!i.eof() && i.peek() != character)
      i.get();
   if(i.eof())
      return false;
   else
      return true;
}
// --------------------------------------------------------
inline void parse_utils::eathash(ifstream& i)
{
  skiptoeol(i);
}
// --------------------------------------------------------
#endif

---