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/* Copyright 2001,2002,2003 Roger Dingledine, Matej Pfajfar. */
/* See LICENSE for licensing information */
/* $Id$ */
#ifndef __LOG_H
#ifdef HAVE_SYSLOG_H
#include <syslog.h>
#define LOG_WARN LOG_WARNING
#else
#define LOG_DEBUG 0
#define LOG_INFO 1
#define LOG_WARN 3
#define LOG_ERR 4
#endif
/* magic to make GCC check for proper format strings. */
#ifdef __GNUC__
#define CHECK_PRINTF(formatIdx, firstArg) \
__attribute__ ((format (printf, formatIdx, firstArg)))
#else
#define CHECK_PRINTF(formatIdx, firstArg)
#endif
void log_set_severity(int severity);
void add_stream_log(int loglevel, const char *name, FILE *stream);
int add_file_log(int severity, const char *filename);
void close_logs();
void reset_logs();
/* Outputs a message to stdout */
void _log(int severity, const char *format, ...) CHECK_PRINTF(2,3);
#ifdef __GNUC__
void _log_fn(int severity, const char *funcname, const char *format, ...)
CHECK_PRINTF(3,4);
#define log_fn(severity, args...) \
_log_fn(severity, __PRETTY_FUNCTION__, args)
#else
#define log_fn _log
#endif
#define log _log /* hack it so we don't conflict with log() as much */
# define __LOG_H
#endif
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