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/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "log.h"
#include <SDL.h>
#include <sys/time.h>
#include <iostream>
#include <sstream>
#include <cstdarg>
#include <cstdio>
Logger::Logger() = default;
Logger::~Logger() = default;
void Logger::setLogFile(const std::string &logFilename)
{
mLogFile.open(logFilename.c_str(), std::ios_base::trunc);
if (!mLogFile.is_open())
{
std::cout << "Warning: error while opening " << logFilename <<
" for writing.\n";
}
}
void Logger::log(const char *log_text, ...)
{
const size_t bufSize = 1024;
char* buf = new char[bufSize];
va_list ap;
// Use a temporary buffer to fill in the variables
va_start(ap, log_text);
vsnprintf(buf, bufSize, log_text, ap);
va_end(ap);
// Get the current system time
timeval tv;
gettimeofday(&tv, nullptr);
// Print the log entry
std::stringstream timeStr;
timeStr << "["
<< ((((tv.tv_sec / 60) / 60) % 24 < 10) ? "0" : "")
<< (int)(((tv.tv_sec / 60) / 60) % 24)
<< ":"
<< (((tv.tv_sec / 60) % 60 < 10) ? "0" : "")
<< (int)((tv.tv_sec / 60) % 60)
<< ":"
<< ((tv.tv_sec % 60 < 10) ? "0" : "")
<< (int)(tv.tv_sec % 60)
<< "."
<< (((tv.tv_usec / 10000) % 100) < 10 ? "0" : "")
<< (int)((tv.tv_usec / 10000) % 100)
<< "] ";
if (mLogFile.is_open())
{
mLogFile << timeStr.str() << buf << std::endl;
}
if (mLogToStandardOut)
{
std::cout << timeStr.str() << buf << std::endl;
}
// Delete temporary buffer
delete[] buf;
}
void Logger::error(const std::string &error_text)
{
log("Error: %s", error_text.c_str());
std::cerr << "Error: " << error_text << std::endl;
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Error", error_text.c_str(), nullptr);
exit(1);
}
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