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/*
 * Application.cpp
 *
 * Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "Application.h"
#include "ConfigManager.h"
#include "LogManager.h"
#include "ThreadManager.h"

#include <cstdlib>

#ifndef va_copy
# define va_copy(d, s)		(d) = (s)
#endif

namespace Mad {
namespace Core {

Application::Application() : configManager(new ConfigManager(this)), logManager(new LogManager(this)), threadManager(new ThreadManager(this)) {}

Application::~Application() {
  delete threadManager;
  delete logManager;
  delete configManager;
}


void Application::logfv(Logger::MessageCategory category, Logger::MessageLevel level, const char *format, va_list ap) {
  int size = 100;
  char *buf = (char*)std::malloc(size);

  // If buffer is too small, try again with bigger buffer
  while(true) {
    va_list ap2;

    va_copy(ap2, ap);
    int n = vsnprintf(buf, size, format, ap2);
    va_end(ap2);

    if(n > -1 && n < size) {
      logManager->log(category, level, boost::posix_time::microsec_clock::universal_time(), buf);
      std::free(buf);
      return;
    }

    if(n > -1)
      size = n+1;
    else
      size *= 2;

    buf = (char*)std::realloc(buf, size);
  }

}

void Application::log(Logger::MessageCategory category, Logger::MessageLevel level, const std::string &message) {
  logManager->log(category, level, boost::posix_time::microsec_clock::universal_time(), message);
}

void Application::logf(Logger::MessageCategory category, Logger::MessageLevel level, const char *format, ...) {
  va_list ap;
  va_start(ap, format);
  logfv(category, level, format, ap);
  va_end(ap);
}

void Application::logf(Logger::MessageCategory category, const char *format, ...) {
  va_list ap;
  va_start(ap, format);
  logfv(category, Logger::LOG_DEFAULT, format, ap);
  va_end(ap);
}

void Application::logf(Logger::MessageLevel level, const char *format, ...) {
  va_list ap;
  va_start(ap, format);
  logfv(Logger::LOG_GENERAL, level, format, ap);
  va_end(ap);
}

void Application::logf(const char *format, ...) {
  va_list ap;
  va_start(ap, format);
  logfv(Logger::LOG_GENERAL, Logger::LOG_DEFAULT, format, ap);
  va_end(ap);
}

}
}