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/*
* Copyright (C) 2001 Sistina Software (UK) Limited.
*
* This file is released under the GPL.
*/
#ifndef _LVM_LOG_H
#define _LVM_LOG_H
#include <stdio.h>
#define _LOG_DEBUG 7
#define _LOG_INFO 6
#define _LOG_NOTICE 5
#define _LOG_WARN 4
#define _LOG_ERR 3
#define _LOG_FATAL 2
void init_log(FILE *fp);
void fin_log(void);
void init_syslog(int facility);
void fin_syslog(void);
void init_verbose(int level);
void init_test(int level);
void init_debug(int level);
int test_mode(void);
int debug_level(void);
void print_log(int level, const char *file, int line, const char *format, ...)
__attribute__ (( format (printf, 4, 5) ));
#define plog(l, x...) print_log(l, __FILE__, __LINE__ , ## x)
#define log_debug(x...) plog(_LOG_DEBUG, x)
#define log_info(x...) plog(_LOG_INFO, x)
#define log_notice(x...) plog(_LOG_NOTICE, x)
#define log_warn(x...) plog(_LOG_WARN, x)
#define log_err(x...) plog(_LOG_ERR, x)
#define log_fatal(x...) plog(_LOG_FATAL, x)
#define log_sys_err(x) log_debug("system call '%s' failed (%s)", \
x, strerror(errno))
#define stack log_debug( "stack trace" )
/*
* Macros to use for messages:
*
* log_error - always print to stderr
* log_print - always print to stdout
* log_verbose - print to stdout if verbose is set (-v)
* log_very_verbose - print to stdout if verbose is set twice (-vv)
* log_debug - print to stdout if verbose is set three times (-vvv)
*
* In addition, messages will be logged to file or syslog if they
* are more serious than the log level specified with -d.
*/
#define log_error(fmt, args...) log_err(fmt , ## args)
#define log_print(fmt, args...) log_warn(fmt , ## args)
#define log_verbose(fmt, args...) log_notice(fmt , ## args)
#define log_very_verbose(fmt, args...) log_info(fmt , ## args)
#endif
/*
* Local variables:
* c-file-style: "linux"
* End:
*/
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