/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            error.h
 *
 *  Sat Mar 26 10:57:07 CET 2005
 *  Copyright  2005 Bent Bisballe
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This program 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.
 *
 *  This program 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 Library General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
/*
 * $Id$
 */
/*
 * $Log$
 * Revision 1.5  2005/05/01 09:56:26  deva
 * Added Id and Log tags to all files
 *
 */
#include <config.h>
#ifndef __MIAV_ERROR_H__
#define __MIAV_ERROR_H__

#include <string>
using namespace std;

#include <pthread.h>
#include <semaphore.h>

/**
 * This struct contains one error, and a pointer to the previous one.
 */
typedef struct __err_entry {
  string errstr;
  struct __err_entry *prev;
} _err_entry;


class Error {
public:
  Error();
  ~Error();

  // Status methods
  bool hasError();
  string popErrorString();

  // Set methods
  void pushError(char* fmt, ...);
  //  void pushError(string &errstr);
  void removeAllErrors();

private:
  pthread_mutex_t mutex;

  // A pointer to the last error.
  _err_entry *lastError;
};

#endif/*__MIAV_ERROR_H__*/