1 014c66b6 2023-06-25 op /*
 2 0db0ef59 2023-10-16 op  * This is free and unencumbered software released into the public domain.
 3 014c66b6 2023-06-25 op  *
 4 0db0ef59 2023-10-16 op  * Anyone is free to copy, modify, publish, use, compile, sell, or
 5 0db0ef59 2023-10-16 op  * distribute this software, either in source code form or as a compiled
 6 0db0ef59 2023-10-16 op  * binary, for any purpose, commercial or non-commercial, and by any
 7 0db0ef59 2023-10-16 op  * means.
 8 014c66b6 2023-06-25 op  */
 9 014c66b6 2023-06-25 op 
10 0db0ef59 2023-10-16 op #define LOG_ATTR_PRINTF(A, B) __attribute__((__format__ (printf, A, B)))
11 0db0ef59 2023-10-16 op struct logger {
12 0db0ef59 2023-10-16 op 	__dead void (*fatal)(int, const char *, ...)	LOG_ATTR_PRINTF(2, 3);
13 0db0ef59 2023-10-16 op 	__dead void (*fatalx)(int, const char *, ...)	LOG_ATTR_PRINTF(2, 3);
14 0db0ef59 2023-10-16 op 	void (*warn)(const char *, ...)			LOG_ATTR_PRINTF(1, 2);
15 0db0ef59 2023-10-16 op 	void (*warnx)(const char *, ...)		LOG_ATTR_PRINTF(1, 2);
16 0db0ef59 2023-10-16 op 	void (*info)(const char *, ...)			LOG_ATTR_PRINTF(1, 2);
17 0db0ef59 2023-10-16 op 	void (*debug)(const char *, ...)		LOG_ATTR_PRINTF(1, 2);
18 0db0ef59 2023-10-16 op };
19 0db0ef59 2023-10-16 op #undef LOG_ATTR_PRINTF
20 014c66b6 2023-06-25 op 
21 0db0ef59 2023-10-16 op extern const struct logger *logger, syslogger, dbglogger;
22 014c66b6 2023-06-25 op 
23 0db0ef59 2023-10-16 op #define fatal(...)	logger->fatal(1, __VA_ARGS__)
24 0db0ef59 2023-10-16 op #define fatalx(...)	logger->fatalx(1, __VA_ARGS__)
25 0db0ef59 2023-10-16 op #define log_warn(...)	logger->warn(__VA_ARGS__)
26 0db0ef59 2023-10-16 op #define log_warnx(...)	logger->warnx(__VA_ARGS__)
27 0db0ef59 2023-10-16 op #define log_info(...)	logger->info(__VA_ARGS__)
28 0db0ef59 2023-10-16 op #define log_debug(...)	logger->debug(__VA_ARGS__)
29 0db0ef59 2023-10-16 op 
30 014c66b6 2023-06-25 op void	log_init(int, int);
31 014c66b6 2023-06-25 op void	log_setverbose(int);