Logging interface
[nanoHTTP]

Modules
	Commandline flags
Defines
#define	NANOHTTP_LOG_LEVEL_OFF_STRING   "OFF"
#define	NANOHTTP_LOG_LEVEL_VERBOSE_STRING   "VERBOSE"
#define	NANOHTTP_LOG_LEVEL_DEBUG_STRING   "DEBUG"
#define	NANOHTTP_LOG_LEVEL_INFO_STRING   "INFO"
#define	NANOHTTP_LOG_LEVEL_WARN_STRING   "WARN"
#define	NANOHTTP_LOG_LEVEL_ERROR_STRING   "ERROR"
#define	NANOHTTP_LOG_LEVEL_FATAL_STRING   "FATAL"
#define	NANOHTTP_LOG_LEVEL_UNKNOWN_STRING   "UNKNOWN"
#define	NANOHTTP_LOG_DISABLED   0x00
#define	NANOHTTP_LOG_FOREGROUND   0x01
#define	NANOHTTP_LOG_SYSLOG   0x02
#define	log_verbose(fmt,...)
#define	log_debug(fmt,...)
#define	log_info(fmt,...)
#define	log_warn(fmt,...)
#define	log_error(fmt,...)
#define	log_fatal(fmt,...)
Typedefs
typedef enum nanohttp_loglevel	nanohttp_loglevel_t
Enumerations
enum	nanohttp_loglevel {   NANOHTTP_LOG_OFF, NANOHTTP_LOG_VERBOSE, NANOHTTP_LOG_DEBUG, NANOHTTP_LOG_INFO,   NANOHTTP_LOG_WARN, NANOHTTP_LOG_ERROR, NANOHTTP_LOG_FATAL }
Functions
nanohttp_loglevel_t	nanohttp_log_set_loglevel (nanohttp_loglevel_t level)
nanohttp_loglevel_t	nanohttp_log_get_loglevel (void)
void	nanohttp_log_set_logfile (const char *filename)
const char *	nanohttp_log_get_logfile (void)
int	nanohttp_log_set_logtype (int type)

---

Define Documentation

#define log_debug	(	fmt,
		...		)

Value:

_nanohttp_log_printf(NANOHTTP_LOG_DEBUG, \
                             NANOHTTP_LOG_LEVEL_DEBUG_STRING " %s: " fmt "\n", \
                             __FUNCTION__, ## __VA_ARGS__)

#define log_error	(	fmt,
		...		)

Value:

_nanohttp_log_printf(NANOHTTP_LOG_ERROR, \
                             NANOHTTP_LOG_LEVEL_ERROR_STRING " %s: " fmt "\n", \
                             __FUNCTION__, ## __VA_ARGS__)

#define log_fatal	(	fmt,
		...		)

Value:

_nanohttp_log_printf(NANOHTTP_LOG_FATAL, \
                             NANOHTTP_LOG_LEVEL_FATAL_STRING " %s: " fmt "\n", \
                             __FUNCTION__, ## __VA_ARGS__)

#define log_info	(	fmt,
		...		)

Value:

_nanohttp_log_printf(NANOHTTP_LOG_INFO, \
                             NANOHTTP_LOG_LEVEL_INFO_STRING " %s: " fmt "\n", \
                             __FUNCTION__, ## __VA_ARGS__)

#define log_verbose	(	fmt,
		...		)

Value:

_nanohttp_log_printf(NANOHTTP_LOG_VERBOSE, \
                             NANOHTTP_LOG_LEVEL_VERBOSE_STRING " %s: " fmt "\n", \
                             __FUNCTION__, ## __VA_ARGS__)

#define log_warn	(	fmt,
		...		)

Value:

_nanohttp_log_printf(NANOHTTP_LOG_WARN, \
                             NANOHTTP_LOG_LEVEL_WARN_STRING " %s: " fmt "\n", \
                             __FUNCTION__, ## __VA_ARGS__)

#define NANOHTTP_LOG_DISABLED   0x00

Logging disabled

#define NANOHTTP_LOG_FOREGROUND   0x01

Logging to stdout enabled

#define NANOHTTP_LOG_LEVEL_DEBUG_STRING   "DEBUG"

#define NANOHTTP_LOG_LEVEL_ERROR_STRING   "ERROR"

#define NANOHTTP_LOG_LEVEL_FATAL_STRING   "FATAL"

#define NANOHTTP_LOG_LEVEL_INFO_STRING   "INFO"

#define NANOHTTP_LOG_LEVEL_OFF_STRING   "OFF"

#define NANOHTTP_LOG_LEVEL_UNKNOWN_STRING   "UNKNOWN"

#define NANOHTTP_LOG_LEVEL_VERBOSE_STRING   "VERBOSE"

#define NANOHTTP_LOG_LEVEL_WARN_STRING   "WARN"

#define NANOHTTP_LOG_SYSLOG   0x02

Syslog logging enabled

---

Typedef Documentation

typedef enum nanohttp_loglevel nanohttp_loglevel_t

Loglevel definition

---

Enumeration Type Documentation

enum nanohttp_loglevel

Loglevel definition

Enumerator:

NANOHTTP_LOG_OFF	Logging completely turned off (use at your own risk).
NANOHTTP_LOG_VERBOSE	Debugging messages that may overflow the log
NANOHTTP_LOG_DEBUG	Message that contain information normally of use only when debugging the library
NANOHTTP_LOG_INFO	Informaional messages
NANOHTTP_LOG_WARN	Warning messages
NANOHTTP_LOG_ERROR	A condition that should be corrected immediately, such as a broken network connection
NANOHTTP_LOG_FATAL	A panic condition

---

Function Documentation

const char* nanohttp_log_get_logfile

(

void

)

This function returns the filename of the current logfile.

Returns:

Pointer to the filename or NULL otherwise.

nanohttp_loglevel_t nanohttp_log_get_loglevel

(

void

)

This function returns the current loglevel.

Returns:

The current loglevel.

void nanohttp_log_set_logfile

(

const char *

filename

)

This function set the name of a logfile.

Parameters:

filename

The filename of the logfile.

nanohttp_loglevel_t nanohttp_log_set_loglevel

(

nanohttp_loglevel_t

level

)

This function sets a new the loglevel and returns the previous one.

Parameters:

level

The new loglevel.

Returns:

The old loglevel.

int nanohttp_log_set_logtype

(

int

type

)

This function sets the type of logging

Returns:

The old logtype.

See also:

- NANOHTTP_LOG_DISABLED

• NANOHTTP_LOG_FOREGROUND
• NANOHTTP_LOG_SYSLOG