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/*
* logging.h
*
* Simple logging functions that can be compiled away into nothing.
*
* Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
* Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
*
* 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 version 2 of the License.
*
* 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 LOGGING_H
#define LOGGING_H
#define err(format, arg...) do { } while (0)
#define info(format, arg...) do { } while (0)
#define dbg(format, arg...) do { } while (0)
#define logging_init(foo) do { } while (0)
#define logging_close(foo) do { } while (0)
#ifdef USE_LOG
#include <stdarg.h>
#include <unistd.h>
#include <syslog.h>
#undef err
#define err(format, arg...) \
do { \
log_message(LOG_ERR ,"%s: " format ,__FILE__ ,## arg); \
} while (0)
#undef info
#define info(format, arg...) \
do { \
log_message(LOG_INFO ,"%s: " format ,__FILE__ ,## arg); \
} while (0)
#ifdef DEBUG
#undef dbg
#define dbg(format, arg...) \
do { \
log_message(LOG_DEBUG ,"%s: " format ,__FUNCTION__ ,## arg); \
} while (0)
#endif
extern void log_message(int priority, const char *format, ...)
__attribute__ ((format (printf, 2, 3)));
#undef logging_init
static inline void logging_init(const char *program_name)
{
openlog(program_name, LOG_PID, LOG_DAEMON);
}
#undef logging_close
static inline void logging_close(void)
{
closelog();
}
#endif /* USE_LOG */
#endif
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