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/*
* Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License v.2.1.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _LVM_CLOG_LOGGING_H
#define _LVM_CLOG_LOGGING_H
#define _GNU_SOURCE
#define _FILE_OFFSET_BITS 64
#include "configure.h"
#include <stdio.h>
#include <stdint.h>
#include <syslog.h>
/* SHORT_UUID - print last 8 chars of a string */
#define SHORT_UUID(x) (strlen(x) > 8) ? ((x) + (strlen(x) - 8)) : (x)
extern const char *__rq_types_off_by_one[];
#define RQ_TYPE(x) __rq_types_off_by_one[(x) - 1]
extern int log_tabbing;
extern int log_is_open;
extern int log_membership_change;
extern int log_checkpoint;
extern int log_resend_requests;
#define LOG_OPEN(ident, option, facility) do { \
openlog(ident, option, facility); \
log_is_open = 1; \
} while (0)
#define LOG_CLOSE(void) do { \
log_is_open = 0; \
closelog(); \
} while (0)
#define LOG_OUTPUT(level, f, arg...) do { \
int __i; \
char __buffer[16]; \
FILE *fp = (level > LOG_NOTICE) ? stderr : stdout; \
if (log_is_open) { \
for (__i = 0; (__i < log_tabbing) && (__i < 15); __i++) \
__buffer[__i] = '\t'; \
__buffer[__i] = '\0'; \
syslog(level, "%s" f "\n", __buffer, ## arg); \
} else { \
for (__i = 0; __i < log_tabbing; __i++) \
fprintf(fp, "\t"); \
fprintf(fp, f "\n", ## arg); \
} \
} while (0)
#ifdef DEBUG
#define LOG_DBG(f, arg...) LOG_OUTPUT(LOG_DEBUG, f, ## arg)
#else /* DEBUG */
#define LOG_DBG(f, arg...)
#endif /* DEBUG */
#define LOG_COND(__X, f, arg...) do {\
if (__X) { \
LOG_OUTPUT(LOG_NOTICE, f, ## arg); \
} \
} while (0)
#define LOG_PRINT(f, arg...) LOG_OUTPUT(LOG_NOTICE, f, ## arg)
#define LOG_ERROR(f, arg...) LOG_OUTPUT(LOG_ERR, f, ## arg)
#endif /* _LVM_CLOG_LOGGING_H */
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