reactor-c/logging_8h_source.html

#ifndef LOGGING_H

#define LOGGING_H


#include <stdarg.h>


// To silence warnings about a function being a candidate for format checking

// with gcc, add an attribute.

// The arguments are the position of the format string (starting with 1)

// and the start of the remaining arguments, or 0 for vprintf style functions.

#if defined(__GNUC__)

#define ATTRIBUTE_FORMAT_PRINTF(f, s) __attribute__((format(printf, f, s)))

#else

#define ATTRIBUTE_FORMAT_PRINTF(f, s)

#endif


#define LOG_LEVEL_ERROR 0


#define LOG_LEVEL_WARNING 1


#define LOG_LEVEL_INFO 2


#define LOG_LEVEL_LOG 3


#define LOG_LEVEL_DEBUG 4


#define LOG_LEVEL_ALL 255


void lf_print(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_info(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_log(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_debug(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_error(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_warning(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_error_and_exit(const char* format, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);


void lf_print_error_system_failure(const char* format, ...);


typedef void(print_message_function_t)(const char*, va_list);


void lf_register_print_function(print_message_function_t* function, int log_level);


#endif // LOGGING_H

lf_print_warning
void void void void void void lf_print_warning(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report a warning with the prefix "WARNING: " and a newline appended at the end.

lf_print_log
void void void lf_print_log(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report an log message on stdout with the prefix "LOG: " and a newline appended at the end.

lf_print_info
void void lf_print_info(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report an informational message on stdout with no prefix and a newline appended at the end.

lf_print_error
void void void void void lf_print_error(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report an error with the prefix "ERROR: " and a newline appended at the end.

lf_print_error_and_exit
void void void void void void void lf_print_error_and_exit(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report an error with the prefix "ERROR: " and a newline appended at the end, then exit with the failu...

lf_register_print_function
void lf_register_print_function(print_message_function_t *function, int log_level)
Register a function to display messages.

lf_print
void lf_print(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report an informational message on stdout with a newline appended at the end.

lf_print_error_system_failure
void void void void void void void void lf_print_error_system_failure(const char *format,...)
Report an error and exit just like lf_print_error_and_exit(), but also print the system error message...

lf_print_debug
void void void void lf_print_debug(const char *format,...) ATTRIBUTE_FORMAT_PRINTF(1
Report an debug message on stdout with the prefix "DEBUG: " and a newline appended at the end.

print_message_function_t
void print_message_function_t(const char *, va_list)
Message print function type.
Definition logging.h:190