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972b535220
I don't like having this in a common header because it means you end up including too much and causing unneccessary dependencies. eg, lib/misc/lib.h includes libdevmapper.h, internationalisation, and logging stuff.
77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/*
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* Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _LVM_CLOG_LOGGING_H
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#define _LVM_CLOG_LOGGING_H
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#define _GNU_SOURCE
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#include "configure.h"
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#include <stdio.h>
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#include <stdint.h>
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#include <syslog.h>
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/* SHORT_UUID - print last 8 chars of a string */
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#define SHORT_UUID(x) (strlen(x) > 8) ? ((x) + (strlen(x) - 8)) : (x)
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extern const char *__rq_types_off_by_one[];
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#define RQ_TYPE(x) __rq_types_off_by_one[(x) - 1]
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extern int log_tabbing;
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extern int log_is_open;
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extern int log_membership_change;
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extern int log_checkpoint;
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extern int log_resend_requests;
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#define LOG_OPEN(ident, option, facility) do { \
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openlog(ident, option, facility); \
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log_is_open = 1; \
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} while (0)
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#define LOG_CLOSE(void) do { \
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log_is_open = 0; \
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closelog(); \
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} while (0)
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#define LOG_OUTPUT(level, f, arg...) do { \
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int __i; \
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char __buffer[16]; \
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FILE *fp = (level > LOG_NOTICE) ? stderr : stdout; \
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if (log_is_open) { \
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for (__i = 0; (__i < log_tabbing) && (__i < 15); __i++) \
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__buffer[__i] = '\t'; \
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__buffer[__i] = '\0'; \
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syslog(level, "%s" f "\n", __buffer, ## arg); \
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} else { \
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for (__i = 0; __i < log_tabbing; __i++) \
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fprintf(fp, "\t"); \
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fprintf(fp, f "\n", ## arg); \
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} \
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} while (0)
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#ifdef DEBUG
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#define LOG_DBG(f, arg...) LOG_OUTPUT(LOG_DEBUG, f, ## arg)
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#else /* DEBUG */
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#define LOG_DBG(f, arg...) do {} while (0)
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#endif /* DEBUG */
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#define LOG_COND(__X, f, arg...) do {\
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if (__X) { \
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LOG_OUTPUT(LOG_NOTICE, f, ## arg); \
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} \
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} while (0)
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#define LOG_PRINT(f, arg...) LOG_OUTPUT(LOG_NOTICE, f, ## arg)
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#define LOG_ERROR(f, arg...) LOG_OUTPUT(LOG_ERR, f, ## arg)
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#endif /* _LVM_CLOG_LOGGING_H */
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