Logging

Functions
int	epr_set_log_level (EPR_ELogLevel log_level)
	Sets the log level for the ENVISAT API.
void	epr_set_log_handler (EPR_FLogHandler log_handler)
	Sets the log handler for the ENVISAT API.
void	epr_log_message (EPR_ELogLevel log_level, const char *log_message)
	A default implementation for a logging function to be passed into the epr_init() function.

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Function Documentation

int epr_set_log_level

(

EPR_ELogLevel

log_level

)

Sets the log level for the ENVISAT API.

All logging messages with a log level lower than the given one, will be supressed, thus the log handler will not be called for such messages.

Parameters:

log_level

the new log level. All logging messages with a log level lower than the given one, will be supressed

Returns:

zero for success, an error code otherwise

void epr_set_log_handler

(

EPR_FLogHandler

log_handler

)

Sets the log handler for the ENVISAT API.

Parameters:

log_handler

the log handler function pointer which will be used for logging, can be NULL, if logging shall be disabled

See also:

epr_log_message

void epr_log_message	(	EPR_ELogLevel	log_level,
		const char *	log_message
	)

A default implementation for a logging function to be passed into the epr_init() function.

The function writes to stdout, the format is: log_level date time log_message.

Parameters:

	log_level	the log level
	log_message	the log message