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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            error.cc
 *
 *  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.
 */

#include <config.h>
#include "error.h"

Error::Error()
{
  // Initialize
  lastError = NULL;
}

Error::~Error()
{
}

bool Error::hasError()
{
  return lastError != NULL;
}

/* // Perhaps!
string Error::popAllErrorStrings()
{
  string le = lastError;
  removeError();
  return le;
}
*/

string Error::popErrorString()
{
  if(lastError == NULL) return string("");

  _err_entry *err = lastError;
  string le = err->errstr;
  lastError = err->prev;
  delete err;
  return le;
}

void Error::pushError(char* errstr)
{
  printf("New Error: [%s]\n", errstr);

  _err_entry *err = new _err_entry;

  err->errstr = errstr;
  err->prev = lastError;
  lastError = err;
}

void Error::pushError(string &errstr)
{
  _err_entry *err = new _err_entry;

  err->errstr = errstr;
  err->prev = lastError;
  lastError = err;
}

void Error::removeAllErrors()
{
  while(lastError) popErrorString();
  
}