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/*
* uhub - A tiny ADC p2p connection hub
* Copyright (C) 2007-2009, Jan Vidar Krey
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef HAVE_UHUB_LOG_H
#define HAVE_UHUB_LOG_H
enum log_verbosity {
log_fatal = 0,
log_error = 1,
log_warning = 2,
log_user = 3,
log_info = 4,
log_debug = 5,
log_trace = 6,
log_dump = 7,
log_memory = 8,
log_protocol = 9,
log_plugin = 10,
};
#define LOG_FATAL(format, ...) hub_log(log_fatal, format, ## __VA_ARGS__)
#define LOG_ERROR(format, ...) hub_log(log_error, format, ## __VA_ARGS__)
#define LOG_WARN(format, ...) hub_log(log_warning, format, ## __VA_ARGS__)
#define LOG_USER(format, ...) hub_log(log_user, format, ## __VA_ARGS__)
#define LOG_INFO(format, ...) hub_log(log_info, format, ## __VA_ARGS__)
#ifdef DEBUG
# define LOG_DEBUG(format, ...) hub_log(log_debug, format, ## __VA_ARGS__)
# define LOG_TRACE(format, ...) hub_log(log_trace, format, ## __VA_ARGS__)
# define LOG_PLUGIN(format, ...) hub_log(log_plugin, format, ## __VA_ARGS__)
#else
# define LOG_DEBUG(format, ...) do { } while(0)
# define LOG_TRACE(format, ...) do { } while(0)
# define LOG_PLUGIN(format, ...) do { } while(0)
#endif
#ifdef LOWLEVEL_DEBUG
# define LOG_DUMP(format, ...) hub_log(log_dump, format, ## __VA_ARGS__)
# define LOG_MEMORY(format, ...) hub_log(log_memory, format, ## __VA_ARGS__)
# define LOG_PROTO(format, ...) hub_log(log_protocol, format, ## __VA_ARGS__)
#else
# define LOG_DUMP(format, ...) do { } while(0)
# define LOG_MEMORY(format, ...) do { } while(0)
# define LOG_PROTO(format, ...) do { } while(0)
#endif
/**
* Specify a minimum log verbosity for what messages should
* be printed in the log.
*/
extern void hub_set_log_verbosity(int log_verbosity);
/**
* Print a message in the log.
*/
extern void hub_log(int log_verbosity, const char *format, ...);
/**
* Initialize the log subsystem, if no output file is given (file is null)
* stderr is assumed by default.
* If the file cannot be opened for writing, stdout is also used.
*/
extern void hub_log_initialize(const char* file, int syslog);
/**
* Shut down and close the logfile.
*/
extern void hub_log_shutdown();
#endif /* HAVE_UHUB_LOG_H */
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