ultimecia

A ps1 emulator in c
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log.h (1410B)

      1 /**
      2  * Copyright (c) 2020 rxi
      3  *
      4  * This library is free software; you can redistribute it and/or modify it
      5  * under the terms of the MIT license. See `log.c` for details.
      6  */
      7 
      8 #ifndef LOG_H
      9 #define LOG_H
     10 
     11 #include <stdio.h>
     12 #include <stdarg.h>
     13 #include <stdbool.h>
     14 #include <time.h>
     15 
     16 #define LOG_VERSION "0.1.0"
     17 
     18 typedef struct {
     19   va_list ap;
     20   const char *fmt;
     21   const char *file;
     22   struct tm *time;
     23   void *udata;
     24   int line;
     25   int level;
     26 } log_Event;
     27 
     28 typedef void (*log_LogFn)(log_Event *ev);
     29 typedef void (*log_LockFn)(bool lock, void *udata);
     30 
     31 enum { LOG_TRACE, LOG_DEBUG, LOG_INFO, LOG_WARN, LOG_ERROR, LOG_FATAL };
     32 
     33 #define log_trace(...) log_log(LOG_TRACE, __FILE__, __LINE__, __VA_ARGS__)
     34 #define log_debug(...) log_log(LOG_DEBUG, __FILE__, __LINE__, __VA_ARGS__)
     35 #define log_info(...)  log_log(LOG_INFO,  __FILE__, __LINE__, __VA_ARGS__)
     36 #define log_warn(...)  log_log(LOG_WARN,  __FILE__, __LINE__, __VA_ARGS__)
     37 #define log_error(...) log_log(LOG_ERROR, __FILE__, __LINE__, __VA_ARGS__)
     38 #define log_fatal(...) log_log(LOG_FATAL, __FILE__, __LINE__, __VA_ARGS__)
     39 
     40 const char* log_level_string(int level);
     41 void log_set_lock(log_LockFn fn, void *udata);
     42 void log_set_level(int level);
     43 void log_set_quiet(bool enable);
     44 int log_add_callback(log_LogFn fn, void *udata, int level);
     45 int log_add_fp(FILE *fp, int level);
     46 
     47 void log_log(int level, const char *file, int line, const char *fmt, ...);
     48 
     49 #endif