logger.h

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#pragma once
 
#include "defines.h"
 
#define LOG_WARN_ENABLED 1
#define LOG_INFO_ENABLED 1
 
// Disable debug and trace logging for release builds.
#if KRELEASE == 1
#define LOG_DEBUG_ENABLED 0
#define LOG_TRACE_ENABLED 0
#else
#define LOG_DEBUG_ENABLED 1
#define LOG_TRACE_ENABLED 1
#endif
 
typedef enum log_level {
    LOG_LEVEL_FATAL = 0,
    LOG_LEVEL_ERROR = 1,
    LOG_LEVEL_WARN = 2,
    LOG_LEVEL_INFO = 3,
    LOG_LEVEL_DEBUG = 4,
    LOG_LEVEL_TRACE = 5
} log_level;
 
// A function pointer for a console to hook into the logger.
typedef void (*PFN_console_write)(log_level level, const char* message);
 
KAPI void logger_console_write_hook_set(PFN_console_write hook);
 
KAPI void _log_output(log_level level, const char* message, ...);
 
#define KFATAL(message, ...) _log_output(LOG_LEVEL_FATAL, message, ##__VA_ARGS__);
 
#ifndef KERROR
#define KERROR(message, ...) _log_output(LOG_LEVEL_ERROR, message, ##__VA_ARGS__);
#endif
 
#if LOG_WARN_ENABLED == 1
#define KWARN(message, ...) _log_output(LOG_LEVEL_WARN, message, ##__VA_ARGS__);
#else
#define KWARN(message, ...)
#endif
 
#if LOG_INFO_ENABLED == 1
#define KINFO(message, ...) _log_output(LOG_LEVEL_INFO, message, ##__VA_ARGS__);
#else
#define KINFO(message, ...)
#endif
 
#if LOG_DEBUG_ENABLED == 1
#define KDEBUG(message, ...) _log_output(LOG_LEVEL_DEBUG, message, ##__VA_ARGS__);
#else
#define KDEBUG(message, ...)
#endif
 
#if LOG_TRACE_ENABLED == 1
#define KTRACE(message, ...) _log_output(LOG_LEVEL_TRACE, message, ##__VA_ARGS__);
#else
#define KTRACE(message, ...)
#endif