terom@21: #ifndef LOG_H
terom@21: #define LOG_H
terom@21: 
terom@21: /** @file log.h
terom@21:  *
terom@21:  * Local logging functions
terom@21:  */
terom@21: #include "error.h"
terom@21: 
terom@21: /**
terom@21:  * Log level definitions
terom@21:  *
terom@21:  * XXX: these names conflict with <syslog.h>
terom@21:  */
terom@21: enum log_level {
terom@21:     LOG_DEBUG,
terom@21:     LOG_INFO,
terom@21:     LOG_WARN,
terom@21:     LOG_ERROR,
terom@21:     LOG_FATAL,
terom@21: };
terom@21: 
terom@21: /**
terom@21:  * Log a message with the given level
terom@21:  */
terom@21: void log_msg (enum log_level level, const char *func, const char *format, ...)
terom@21:     __attribute__ ((format (printf, 3, 4)));
terom@21: 
terom@21: /**
terom@21:  * Shorthand for log_msg
terom@21:  */
terom@21: #define log_debug(...) log_msg(LOG_DEBUG, __func__, __VA_ARGS__)
terom@21: #define log_info(...)  log_msg(LOG_INFO,  __func__, __VA_ARGS__)
terom@21: #define log_warn(...)  log_msg(LOG_WARN,  __func__, __VA_ARGS__)
terom@21: #define log_error(...) log_msg(LOG_ERROR, __func__, __VA_ARGS__)
terom@21: #define log_fatal(...) log_msg(LOG_FATAL, __func__, __VA_ARGS__)
terom@21: 
terom@21: /**
terom@21:  * Log a message with LOG_ERROR, appending the formatted error code
terom@21:  */
terom@21: void _log_err (err_t err, const char *func, const char *format, ...)
terom@21:     __attribute__ ((format (printf, 3, 4)));
terom@21: 
terom@21: void _log_err_info (struct error_info *err, const char *func, const char *format, ...)
terom@21:     __attribute__ ((format (printf, 3, 4)));
terom@21: 
terom@21: #define log_err(err, ...) _log_err(err, __func__, __VA_ARGS__)
terom@21: #define log_err_info(err_info, ...) _log_err_info(err_info, __func__, __VA_ARGS__)
terom@21: 
terom@21: /*
terom@21:  * log_fatal + exit failure
terom@21:  */
terom@21: #define FATAL(...) do { log_fatal(__VA_ARGS__); exit(EXIT_FAILURE); } while (0)
terom@21: 
terom@21: /*
terom@21:  * log_err_info + exit failure
terom@21:  */
terom@21: #define FATAL_ERROR(err, ...) do { log_err_info(err, __VA_ARGS__); exit(EXIT_FAILURE); } while (0)
terom@21: 
terom@21: #endif /* LOG_H */