#ifndef _LOGLIB_H_
#define _LOGLIB_H_


#include <glib.h>
#include <syslog.h>
#include <stdarg.h>
#include "compat.h"


typedef struct _fac_code {
	char	*c_name;
	int	c_val;
} _fac_code_t;

extern const _fac_code_t _facilitynames[];


extern gboolean _log_stderr;
extern int _log_facility;


extern volatile gint log_level;
extern unsigned int max_log_line_length;


typedef void write_log_t(int facility_priority, const char *format, ...) __attribute__ ((format (printf, 2, 3)));
extern write_log_t *write_log;

void log_to_stderr(int facility_priority, const char *format, ...) __attribute__ ((format (printf, 2, 3)));

void log_init(void);

void __vpilog(int prio, const char *prefix, const char *fmt, va_list);
void __ilog_np(int prio, const char *format, ...) __attribute__ ((format (printf, 2, 3)));


#ifndef __DEBUG
#define pilog(prio, fmt...)									\
	do {											\
		int loglevel = get_log_level();							\
		if (LOG_LEVEL_MASK((prio)) > LOG_LEVEL_MASK(loglevel))				\
			break;									\
		if ((loglevel & LOG_FLAG_RESTORE) && !((prio) & LOG_FLAG_RESTORE))		\
			break;									\
		__ilog(prio, fmt);								\
	} while (0)
#else
#define pilog(prio, fmt...) __ilog(prio, fmt)
#endif


INLINE int get_log_level(void) {
	return g_atomic_int_get(&log_level);
}



#define LOG_ERROR LOG_ERR
#define LOG_WARN LOG_WARNING


#define LOG_LEVEL_MASK(v)	((v) & 0x0f)

#define LOG_FLAG_RESTORE	0x10
#define LOG_FLAG_LIMIT		0x20


#endif