regexp.h

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/*
Copyright (C) 2013, 2014
Rafael Guglielmetti, rafael.guglielmetti@unifr.ch
*/
 
/*
This file is part of CoxIter and AlVin.
 
CoxIter 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 3 of the
License, or (at your option) any later version.
 
CoxIter 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 CoxIter. If not, see <http://www.gnu.org/licenses/>.
*/
 
#include <iostream>
#include <string>
#include <vector>
 
#include <pcre.h>
 
using namespace std;
 
#ifndef __REGEXP_H__
#define __REGEXP_H__
 
#include <stdexcept> // std::invalid_argument // TODO: remove
 
typedef vector<vector<string>> PCREResult;
 
class PCRERegexp {
private:
  string error;     
  bool isClassUsed; 
 
  pcre *regexp;
  const char *regPattern;
  const char *regSubject;
  const char *regError;
 
  int regErrorOffset;
  int regSubjectLength;
 
  int *ovector;     
  int iOvectorSize; 
 
public:
  PCRERegexp(int iOvectorSize = 30);
  ~PCRERegexp();
 
  int preg_match_all(const string &pattern, const string &subject,
                     PCREResult &results, const int &optionsCompile = 0);
 
  string get_error();
};
 
#endif