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common.h

/* common.h
 *
 * Russ Dill <Russ.Dill@asu.edu> September 2001
 * Rewritten by Vladimir Oleynik <dzo@simtreas.ru> (C) 2003
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef _COMMON_H
#define _COMMON_H

#include "version.h"
#include "libbb_udhcp.h"


#ifndef UDHCP_SYSLOG
enum syslog_levels {
      LOG_EMERG = 0,
      LOG_ALERT,
      LOG_CRIT,
      LOG_WARNING,
      LOG_ERR,
      LOG_INFO,
      LOG_DEBUG
};
#else
#include <syslog.h>
#endif

long uptime(void);
void background(const char *pidfile);
void start_log_and_pid(const char *client_server, const char *pidfile);
void background(const char *pidfile);
void udhcp_logging(int level, const char *fmt, ...);
                                                            
#define LOG(level, str, args...) udhcp_logging(level, str, ## args)

#ifdef UDHCP_DEBUG
# define DEBUG(level, str, args...) LOG(level, str, ## args)
#else
# define DEBUG(level, str, args...) do {;} while(0)
#endif

#endif

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