/*
 * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game.
 * 
 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
 * Copyright (©) 1992,2007 Frank Tore Johansen
 * 
 * Crossfire TRT 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 Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 * 
 * The authors can be reached via e-mail to <crossfire@schmorp.de>
 */

#include <cstdarg>
#include <global.h>
#include <funcpoint.h>

void
LOG (int flags, const char *format, ...)
{
  int level = flags & 15;

  if (level > settings.debug)
    return;

  char buf[20480];

  struct timeval tv;
  gettimeofday (&tv, 0);
  struct tm *ptime = localtime (&tv.tv_sec);

  int len = strftime (buf, sizeof (buf) - 7, "%Y-%m-%d %H:%M:%S", ptime);
  len += sprintf (buf + len, ".%04d ", (int)(tv.tv_usec / 100));

  va_list ap;
  va_start (ap, format);
  len += vsnprintf (buf + len, sizeof (buf) - len, format, ap);
  va_end (ap);

  len = min (sizeof (buf) - 1, len);

  if (buf [len - 1] != '\n')
    buf [len++] = '\n'; // not 0-terminated

  write (STDERR_FILENO, buf, len);
  if (logfile != stderr)
    fwrite (buf, 1, len, logfile);

  if (flags & logBacktrace)
    log_backtrace (buf);
}