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/*
$Id: mjpeg_logging.h,v 1.11 2007/04/01 18:06:06 sms00 Exp $
Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
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 2 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __MJPEG_LOGGING_H__
#define __MJPEG_LOGGING_H__
#include <mjpeg_types.h>
/* to avoid changing all the places log_level_t is used */
typedef int log_level_t;
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
#define GNUC_PRINTF( format_idx, arg_idx ) \
__attribute__((format (printf, format_idx, arg_idx)))
#else /* !__GNUC__ */
#define GNUC_PRINTF( format_idx, arg_idx )
#endif /* !__GNUC__ */
#ifdef __cplusplus
extern "C" {
#endif
void
mjpeg_log(log_level_t level, const char format[], ...) GNUC_PRINTF(2, 3);
typedef int(*mjpeg_log_filter_t)(log_level_t level);
typedef void(*mjpeg_log_handler_t)(log_level_t level, const char message[]);
mjpeg_log_handler_t
mjpeg_log_set_handler(mjpeg_log_handler_t new_handler);
int
mjpeg_default_handler_identifier(const char *new_id);
int
mjpeg_default_handler_verbosity(int verbosity);
void
mjpeg_debug(const char format[], ...) GNUC_PRINTF(1,2);
void
mjpeg_info(const char format[], ...) GNUC_PRINTF(1,2);
void
mjpeg_warn(const char format[], ...) GNUC_PRINTF(1,2);
void
mjpeg_error(const char format[], ...) GNUC_PRINTF(1,2);
void
mjpeg_error_exit1(const char format[], ...) GNUC_PRINTF(1,2);
log_level_t
mjpeg_loglev_t(const char *str);
#ifdef __cplusplus
}
#endif
#endif /* __MJPEG_LOGGING_H__ */
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