McRogueFace/deps_windows/libtcod-1.23.1-x86_64-msvc/include/libtcod/logging.h

124 lines
5.7 KiB
C

/* BSD 3-Clause License
*
* Copyright © 2008-2022, Jice and the libtcod contributors.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LIBTCOD_LOGGING_H_
#define LIBTCOD_LOGGING_H_
#include "config.h"
#include "error.h"
typedef enum TCOD_LogLevel {
TCOD_LOG_DEBUG = 10,
TCOD_LOG_INFO = 20,
TCOD_LOG_WARNING = 30,
TCOD_LOG_ERROR = 40,
TCOD_LOG_CRITICAL = 50,
} TCOD_LogLevel;
/***************************************************************************
@brief Information being logged, this is a temporary object which doesn't last longer than the logging callbacks.
This struct will not contain NULL character pointers.
\rst
.. versionadded:: 1.19
\endrst
*/
typedef struct TCOD_LogMessage {
const char* message; // Message that was logged.
int level; // The log level, usually one of TCOD_LogLevel.
const char* source; // Source file of the logged message, usually __FILE__.
int lineno; // Source line of the logged message, usually __LINE__.
} TCOD_LogMessage;
/***************************************************************************
@brief A callback for logger listeners.
*/
typedef void (*TCOD_LoggingCallback)(const TCOD_LogMessage* message, void* userdata);
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
/***************************************************************************
@brief Set the level of messages being logged.
@param level Should be one of the levels from TCOD_LogLevel.
\rst
.. versionadded:: 1.19
\endrst
*/
TCODLIB_API void TCOD_set_log_level(int level);
/***************************************************************************
@brief Sets a callback for libtcod's logged output.
@param callback A `TCOD_LoggingCallback` function which processes `TCOD_LogMessage*` parameters.
Can be NULL to disable logging.
@param userdata Userdata to be passed to the log function.
\rst
.. versionadded:: 1.19
\endrst
*/
TCODLIB_API void TCOD_set_log_callback(TCOD_LoggingCallback callback, void* userdata);
/***************************************************************************
@brief Log a message without formatting. This function is provisional.
@param msg The message to log.
@param level The log level of this message.
@param source The source file of this message, should be __FILE__, may be NULL.
@param line The source line of this message, should be __LINE__.
*/
TCODLIB_API void TCOD_log_verbose_(const char* msg, int level, const char* source, int line);
/***************************************************************************
@brief Log a formatted message. This function is provisional.
@param level The log level of this message.
@param source The source file of this message, should be __FILE__, may be NULL.
@param line The source line of this message, should be __LINE__.
@param fmt The message format string.
@param ... Variable arguments for the format.
*/
TCODLIB_FORMAT(4, 5)
TCODLIB_API void TCOD_log_verbose_fmt_(int level, const char* source, int line, const char* fmt, ...);
// All of these are for internal use.
#define TCOD_log_debug_f(fmt, ...) TCOD_log_verbose_fmt_(TCOD_LOG_DEBUG, __FILE__, __LINE__, (fmt), __VA_ARGS__)
#define TCOD_log_info_f(fmt, ...) TCOD_log_verbose_fmt_(TCOD_LOG_DEBUG, __FILE__, __LINE__, (fmt), __VA_ARGS__)
#define TCOD_log_warning_f(fmt, ...) TCOD_log_verbose_fmt_(TCOD_LOG_DEBUG, __FILE__, __LINE__, (fmt), __VA_ARGS__)
#define TCOD_log_error_f(fmt, ...) TCOD_log_verbose_fmt_(TCOD_LOG_DEBUG, __FILE__, __LINE__, (fmt), __VA_ARGS__)
#define TCOD_log_critical_f(fmt, ...) TCOD_log_verbose_fmt_(TCOD_LOG_DEBUG, __FILE__, __LINE__, (fmt), __VA_ARGS__)
#define TCOD_log_debug(msg) TCOD_log_verbose_((msg), TCOD_LOG_DEBUG, __FILE__, __LINE__)
#define TCOD_log_info(msg) TCOD_log_verbose_((msg), TCOD_LOG_DEBUG, __FILE__, __LINE__)
#define TCOD_log_warning(msg) TCOD_log_verbose_((msg), TCOD_LOG_DEBUG, __FILE__, __LINE__)
#define TCOD_log_error(msg) TCOD_log_verbose_((msg), TCOD_LOG_DEBUG, __FILE__, __LINE__)
#define TCOD_log_critical(msg) TCOD_log_verbose_((msg), TCOD_LOG_DEBUG, __FILE__, __LINE__)
#ifdef __cplusplus
} // extern "C"
#endif // __cplusplus
#endif // LIBTCOD_LOGGING_H_