vpException.cpp

/*
 * ViSP, open source Visual Servoing Platform software.
 * Copyright (C) 2005 - 2024 by Inria. All rights reserved.
 *
 * This software 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.
 * See the file LICENSE.txt at the root directory of this source
 * distribution for additional information about the GNU GPL.
 *
 * For using ViSP with software that can not be combined with the GNU
 * GPL, please contact Inria about acquiring a ViSP Professional
 * Edition License.
 *
 * See https://visp.inria.fr for more information.
 *
 * This software was developed at:
 * Inria Rennes - Bretagne Atlantique
 * Campus Universitaire de Beaulieu
 * 35042 Rennes Cedex
 * France
 *
 * If you have questions regarding the use of this file, please contact
 * Inria at visp@inria.fr
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Description:
 * Exception handling.
 */

 
#include "visp3/core/vpException.h"
#include <stdio.h>
 
BEGIN_VISP_NAMESPACE
vpException::vpException(int id) : code(id), message() { }
 
vpException::vpException(int id, const std::string &msg) : code(id), message(msg) { }
 
vpException::vpException(int id, const char *format, ...) : code(id), message()
{
  va_list args;
  va_start(args, format);
  setMessage(format, args);
  va_end(args);
}
 
vpException::vpException(int id, const char *format, va_list args) : code(id), message() { setMessage(format, args); }
 
void vpException::setMessage(const char *format, va_list args)
{
  char buffer[FILENAME_MAX];
  vsnprintf(buffer, FILENAME_MAX, format, args);
  std::string msg(buffer);
  message = msg;
}
 
const char *vpException::getMessage() const { return (this->message).c_str(); }
 
const std::string &vpException::getStringMessage() const { return this->message; }
 
int vpException::getCode() const { return this->code; }
 
#if (VISP_CXX_STANDARD >= VISP_CXX_STANDARD_11)
const char *vpException::what() const VP_NOEXCEPT { return (this->message).c_str(); }
#else
const char *vpException::what() const throw() { return (this->message).c_str(); }
#endif
 
VISP_EXPORT std::ostream &operator<<(std::ostream &os, const vpException &error)
{
  os << "Error [" << error.code << "]:\t" << error.message << std::endl;
 
  return os;
}
END_VISP_NAMESPACE