/*!
**    Notice:  Gubby Copyright 2003 Christian Stigen Larsen
**    Author:  <csl@sublevel3.org>
**
**    $Id: grep.h,v 1.7 2003/03/14 13:58:55 cslsublevel3org Exp $
**
**    This file is part of Gubby.
**
**    Gubby 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.
**
**    Gubby 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 Gubby; if not, write to the Free Software
**    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
**
*/

#if !defined(INC_GREP_H)
#define INC_GREP_H

#include <string>
#include <vector>
#include <fstream>

//! Finds lines _beginning_ with string needle. Calls virtual found() for each matching line.
class grep {
	std::vector<std::string> trig;

	//! Can be overridden to make own matching routines (e.g. regex)
	virtual bool ismatch(const char* needle, const char* haystack) const;
public:
	virtual ~grep() { }

	virtual void found(const std::string& line, const int triggerno) = 0;
	void find(std::ifstream& haystack);

	inline void addtrigger(const std::string& trigger) {
		trig.push_back(trigger);
	}

	inline const std::string& gettrigger(const int n) const {
		return trig[n];
	}

};

#endif