Logging

Logging. More...

Classes
struct	jas_logtype_t
	Type used for the log type. More...

Macros
#define	JAS_LOGTYPE_CLASS_NULL   0
#define	JAS_LOGTYPE_CLASS_ERROR   1
#define	JAS_LOGTYPE_CLASS_WARN   2
#define	JAS_LOGTYPE_CLASS_INFO   3
#define	JAS_LOGTYPE_CLASS_DEBUG   4

Typedefs
typedef int()	jas_vlogmsgf_t(jas_logtype_t, const char *, va_list)
	Type used for formatted message logging function. More...

Functions
static jas_logtype_t	jas_logtype_init (int class, int priority)
	Create an instance of a logtype. More...
static int	jas_logtype_getclass (jas_logtype_t type)
	Get the class of a logtype. More...
static int	jas_logtype_getpriority (jas_logtype_t type)
	Get the priority of a logtype. More...
JAS_EXPORT int	jas_vlogmsgf (jas_logtype_t type, const char *fmt, va_list ap)
	Print formatted log message. More...
JAS_EXPORT int	jas_vlogmsgf_stderr (jas_logtype_t type, const char *fmt, va_list ap)
	Output a log message to standard error. More...
JAS_EXPORT int	jas_vlogmsgf_discard (jas_logtype_t type, const char *fmt, va_list ap)
	Output a log message to nowhere (i.e., discard the message). More...

Detailed Description

Logging.

General information can be found here.

Macro Definition Documentation

JAS_LOGTYPE_CLASS_DEBUG

#define JAS_LOGTYPE_CLASS_DEBUG   4

Log type class for debugging messages.

JAS_LOGTYPE_CLASS_ERROR

#define JAS_LOGTYPE_CLASS_ERROR   1

Log type class for errors.

JAS_LOGTYPE_CLASS_INFO

#define JAS_LOGTYPE_CLASS_INFO   3

Log type class for informational messages.

JAS_LOGTYPE_CLASS_NULL

#define JAS_LOGTYPE_CLASS_NULL   0

Log type class for unclassified messages.

JAS_LOGTYPE_CLASS_WARN

#define JAS_LOGTYPE_CLASS_WARN   2

Log type class for warnings.

Typedef Documentation

jas_vlogmsgf_t

typedef int() jas_vlogmsgf_t(jas_logtype_t, const char *, va_list)

Type used for formatted message logging function.

Function Documentation

jas_logtype_getclass()

static int jas_logtype_getclass ( jas_logtype_t  type )

inlinestatic

Get the class of a logtype.

jas_logtype_getpriority()

static int jas_logtype_getpriority ( jas_logtype_t  type )

inlinestatic

Get the priority of a logtype.

jas_logtype_init()

static jas_logtype_t jas_logtype_init ( int  class, int  priority  )

inlinestatic

Create an instance of a logtype.

jas_vlogmsgf()

JAS_EXPORT int jas_vlogmsgf	(	jas_logtype_t	type,
		const char *	fmt,
		va_list	ap
	)

Print formatted log message.

jas_vlogmsgf_discard()

JAS_EXPORT int jas_vlogmsgf_discard	(	jas_logtype_t	type,
		const char *	fmt,
		va_list	ap
	)

Output a log message to nowhere (i.e., discard the message).

jas_vlogmsgf_stderr()

JAS_EXPORT int jas_vlogmsgf_stderr	(	jas_logtype_t	type,
		const char *	fmt,
		va_list	ap
	)

Output a log message to standard error.