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5068ac3e1d
git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@1555 fd59a12c-fef9-0310-b244-a6a79926bd2f
297 lines
9.4 KiB
C
297 lines
9.4 KiB
C
/*
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* Copyright (c) 2002-2004 MontaVista Software, Inc.
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* Copyright (c) 2006-2007 Red Hat, Inc.
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*
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* Author: Steven Dake (sdake@redhat.com)
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* Author: Lon Hohberger (lhh@redhat.com)
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*
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* All rights reserved.
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*
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* This software licensed under BSD license, the text of which follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the MontaVista Software, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LOGSYS_H_DEFINED
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#define LOGSYS_H_DEFINED
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#include <stdarg.h>
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#include <syslog.h>
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/*
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* MODE_OUTPUT_SYSLOG_* modes are mutually exclusive
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*/
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#define LOG_MODE_OUTPUT_FILE (1<<0)
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#define LOG_MODE_OUTPUT_STDERR (1<<1)
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#define LOG_MODE_OUTPUT_SYSLOG_THREADED (1<<2)
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#define LOG_MODE_OUTPUT_SYSLOG_LOSSY (1<<3)
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#define LOG_MODE_OUTPUT_SYSLOG_BLOCKING (1<<4)
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#define LOG_MODE_DISPLAY_PRIORITY (1<<5)
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#define LOG_MODE_DISPLAY_FILELINE (1<<6)
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#define LOG_MODE_DISPLAY_TIMESTAMP (1<<7)
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#define LOG_MODE_BUFFER_BEFORE_CONFIG (1<<8)
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#define LOG_MODE_FLUSH_AFTER_CONFIG (1<<9)
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/*
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* Log priorities, compliant with syslog and SA Forum Log spec.
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*/
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#define LOG_LEVEL_EMERG LOG_EMERG
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#define LOG_LEVEL_ALERT LOG_ALERT
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#define LOG_LEVEL_CRIT LOG_CRIT
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#define LOG_LEVEL_ERROR LOG_ERR
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#define LOG_LEVEL_WARNING LOG_WARNING
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#define LOG_LEVEL_SECURITY LOG_WARNING // openais specific
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#define LOG_LEVEL_NOTICE LOG_NOTICE
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#define LOG_LEVEL_INFO LOG_INFO
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#define LOG_LEVEL_DEBUG LOG_DEBUG
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/*
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** Log tags, used by _logsys_trace macros, uses 32 bits => 32 different tags
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*/
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#define LOGSYS_TAG_LOG (1<<0)
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#define LOGSYS_TAG_ENTER (1<<1)
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#define LOGSYS_TAG_LEAVE (1<<2)
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#define LOGSYS_TAG_TRACE1 (1<<3)
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#define LOGSYS_TAG_TRACE2 (1<<4)
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#define LOGSYS_TAG_TRACE3 (1<<5)
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#define LOGSYS_TAG_TRACE4 (1<<6)
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#define LOGSYS_TAG_TRACE5 (1<<7)
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#define LOGSYS_TAG_TRACE6 (1<<8)
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#define LOGSYS_TAG_TRACE7 (1<<9)
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#define LOGSYS_TAG_TRACE8 (1<<10)
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/*
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* External API
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*/
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struct logsys_logger {
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char subsys[6];
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unsigned int priority;
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unsigned int tags;
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unsigned int mode;
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};
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extern struct logsys_logger logsys_loggers[];
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extern inline int logsys_mkpri (int priority, int id);
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extern void logsys_config_mode_set (
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unsigned int mode);
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extern unsigned int logsys_config_mode_get (void);
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extern int logsys_config_file_set (
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char **error_string,
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char *file);
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extern void logsys_config_facility_set (
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char *name,
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unsigned int facility);
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extern unsigned int logsys_config_subsys_set (
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const char *subsys,
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unsigned int tags,
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unsigned int priority);
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extern int logsys_config_subsys_get (
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const char *subsys,
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unsigned int *tags,
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unsigned int *priority);
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extern int logsys_facility_id_get (
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const char *name);
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extern char *logsys_facility_name_get (
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unsigned int facility);
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extern int logsys_priority_id_get (
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const char *name);
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extern char *logsys_priority_name_get (
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unsigned int priority);
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extern void logsys_flush (void);
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extern void logsys_atsegv (void);
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/*
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* Internal APIs that must be globally exported
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*/
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extern unsigned int _logsys_subsys_create (const char *ident,
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unsigned int priority);
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extern void _logsys_nosubsys_set (void);
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extern int _logsys_wthread_create (void);
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extern void logsys_log_printf (char *file, int line, int priority,
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char *format, ...) __attribute__((format(printf, 4, 5)));
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extern void _logsys_log_printf2 (char *file, int line, int priority,
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int id, char *format, ...) __attribute__((format(printf, 5, 6)));
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extern void _logsys_trace (char *file, int line, int tag, int id,
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char *format, ...) __attribute__((format(printf, 5, 6)));
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/*
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* External definitions
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*/
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#define LOGSYS_DECLARE_SYSTEM(name,mode,file,facility) \
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__attribute__ ((constructor)) static void logsys_system_init (void) \
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{ \
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char *error_string; \
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\
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logsys_config_mode_set (mode); \
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logsys_config_file_set (&error_string, (file)); \
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logsys_config_facility_set (name, (facility)); \
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if (((mode) & LOG_MODE_BUFFER_BEFORE_CONFIG) == 0) { \
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_logsys_wthread_create (); \
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} \
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}
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#define LOGSYS_DECLARE_NOSUBSYS(priority) \
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static unsigned int logsys_subsys_id __attribute__((unused)); \
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__attribute__ ((constructor)) static void logsys_nosubsys_init (void) \
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{ \
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_logsys_nosubsys_set(); \
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logsys_subsys_id = \
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_logsys_subsys_create ("MAIN", (priority)); \
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}
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#define LOGSYS_DECLARE_SUBSYS(subsys,priority) \
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static unsigned int logsys_subsys_id __attribute__((unused)); \
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__attribute__ ((constructor)) static void logsys_subsys_init (void) \
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{ \
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logsys_subsys_id = \
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_logsys_subsys_create ((subsys), (priority)); \
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}
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#define log_printf(lvl, format, args...) do { \
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if ((lvl) <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_log_printf2 (__FILE__, __LINE__, lvl, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define dprintf(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_log_printf2 (__FILE__, __LINE__, LOG_DEBUG, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define ENTER_VOID() do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_ENTER, \
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logsys_subsys_id, ">%s\n", __FUNCTION__); \
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} \
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} while(0)
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#define ENTER(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_ENTER, \
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logsys_subsys_id, ">%s: " format, __FUNCTION__, \
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##args); \
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} \
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} while(0)
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#define LEAVE_VOID() do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_LEAVE, \
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logsys_subsys_id, "<%s\n", __FUNCTION__); \
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} \
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} while(0)
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#define LEAVE(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_LEAVE, \
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logsys_subsys_id, "<%s: " format, \
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__FUNCTION__, ##args); \
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} \
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} while(0)
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#define TRACE1(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE1, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE2(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE2, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE3(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE3, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE4(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE4, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE5(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE5, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE6(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE6, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE7(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE7, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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#define TRACE8(format, args...) do { \
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if (LOG_LEVEL_DEBUG <= logsys_loggers[logsys_subsys_id].priority) { \
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_logsys_trace (__FILE__, __LINE__, LOGSYS_TAG_TRACE8, \
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logsys_subsys_id, (format), ##args); \
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} \
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} while(0)
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extern void _logsys_config_priority_set (unsigned int id, unsigned int priority);
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#define logsys_config_priority_set(priority) do { \
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_logsys_config_priority_set (logsys_subsys_id, priority); \
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} while(0)
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#endif /* LOGSYS_H_DEFINED */
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