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      1 /*	$NetBSD: lvm-logging.h,v 1.1.1.2 2009/12/02 00:26:21 haad Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
      5  * Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
      6  *
      7  * This file is part of LVM2.
      8  *
      9  * This copyrighted material is made available to anyone wishing to use,
     10  * modify, copy, or redistribute it subject to the terms and conditions
     11  * of the GNU Lesser General Public License v.2.1.
     12  *
     13  * You should have received a copy of the GNU Lesser General Public License
     14  * along with this program; if not, write to the Free Software Foundation,
     15  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
     16  */
     17 
     18 #ifndef _LVM_LOGGING_H
     19 #define _LVM_LOGGING_H
     20 
     21 void print_log(int level, const char *file, int line, int dm_errno,
     22 	       const char *format, ...)
     23     __attribute__ ((format(printf, 5, 6)));
     24 
     25 #define LOG_LINE(l, x...) \
     26     print_log(l, __FILE__, __LINE__ , 0, ## x)
     27 
     28 #define LOG_LINE_WITH_ERRNO(l, e, x...) \
     29     print_log(l, __FILE__, __LINE__ , e, ## x)
     30 
     31 #include "log.h"
     32 
     33 typedef void (*lvm2_log_fn_t) (int level, const char *file, int line,
     34 			       int dm_errno, const char *message);
     35 
     36 void init_log_fn(lvm2_log_fn_t log_fn);
     37 
     38 void init_indent(int indent);
     39 void init_msg_prefix(const char *prefix);
     40 
     41 void init_log_file(const char *log_file, int append);
     42 void init_log_direct(const char *log_file, int append);
     43 void init_log_while_suspended(int log_while_suspended);
     44 
     45 void fin_log(void);
     46 void release_log_memory(void);
     47 
     48 void init_syslog(int facility);
     49 void fin_syslog(void);
     50 
     51 int error_message_produced(void);
     52 void reset_lvm_errno(int store_errmsg);
     53 int stored_errno(void);
     54 const char *stored_errmsg(void);
     55 
     56 /* Suppress messages to stdout/stderr (1) or everywhere (2) */
     57 /* Returns previous setting */
     58 int log_suppress(int suppress);
     59 
     60 /* Suppress messages to syslog */
     61 void syslog_suppress(int suppress);
     62 
     63 #endif
     64