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/*!
* \file
* \brief Error handling functions - source file
* \author Tobias Ringstrom and Adam Piatyszek
*
* -------------------------------------------------------------------------
*
* IT++ - C++ library of mathematical, signal processing, speech processing,
* and communications classes and functions
*
* Copyright (C) 1995-2008 (see AUTHORS file for a list of contributors)
*
* 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 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* -------------------------------------------------------------------------
*/
#ifndef _MSC_VER
# include <itpp/config.h>
#else
# include <itpp/config_msvc.h>
#endif
#include <itpp/base/itassert.h>
#include <iostream>
#include <stdexcept>
#include <cstdlib>
namespace itpp {
//! \cond
static bool warnings_enabled = true;
static bool file_line_info_enabled = true;
static std::ostream *warn = &std::cerr;
//! \endcond
void it_assert_f(std::string ass, std::string msg, std::string file, int line)
{
std::ostringstream error;
if (file_line_info_enabled) {
error << "*** Assertion failed in " << file << " on line " << line
<< ":\n" << msg << " (" << ass << ")\n";
}
else {
error << msg << " (" << ass << ")\n";
}
std::cerr << error.str() << std::flush;
#ifdef ITPP_EXCEPTIONS
throw std::runtime_error(error.str());
#else
abort();
#endif
}
void it_error_f(std::string msg, std::string file, int line)
{
std::ostringstream error;
if (file_line_info_enabled) {
error << "*** Error in " << file << " on line " << line << ":\n"
<< msg << "\n";
}
else {
error << msg << "\n";
}
std::cerr << error.str() << std::flush;
#ifdef ITPP_EXCEPTIONS
throw std::runtime_error(error.str());
#else
abort();
#endif
}
void it_info_f(std::string msg)
{
std::cerr << msg << std::flush;
}
void it_warning_f(std::string msg, std::string file, int line)
{
if (warnings_enabled) {
if (file_line_info_enabled) {
(*warn) << "*** Warning in " << file << " on line " << line << ":\n"
<< msg << std::endl << std::flush;
}
else {
(*warn) << msg << std::endl << std::flush;
}
}
}
void it_enable_warnings()
{
warnings_enabled = true;
}
void it_disable_warnings()
{
warnings_enabled = false;
}
void it_redirect_warnings(std::ostream *warn_stream)
{
warn = warn_stream;
}
void it_error_msg_style(error_msg_style style)
{
switch (style) {
case Full:
file_line_info_enabled = true;
break;
case Minimum:
file_line_info_enabled = false;
break;
default:
file_line_info_enabled = true;
}
}
} //namespace itpp
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