pw_log Class Reference

Logging functions of PipeWire. More...

Public Member Functions
#define	pw_log_level_enabled(lev)   (pw_log_level >= (lev))
	Check if a loglevel is enabled. More...
SPA_EXPORT void	pw_log_set (struct spa_log *log)
	Set the global log interface. More...
SPA_EXPORT struct spa_log *	pw_log_get (void)
	Get the global log interface. More...
SPA_EXPORT void	pw_log_set_level (enum spa_log_level level)
	Set the global log level. More...
SPA_EXPORT void	pw_log_log (enum spa_log_level level, const char *file, int line, const char *func, const char *fmt,...)
	Log a message. More...
SPA_EXPORT void	pw_log_logv (enum spa_log_level level, const char *file, int line, const char *func, const char *fmt, va_list args)
	Log a message with va_list. More...
#define	pw_log_error(...)   pw_log(SPA_LOG_LEVEL_ERROR,__VA_ARGS__)
	Log an error message. More...
#define	pw_log_warn(...)   pw_log(SPA_LOG_LEVEL_WARN,__VA_ARGS__)
	Log a warning message. More...
#define	pw_log_info(...)   pw_log(SPA_LOG_LEVEL_INFO,__VA_ARGS__)
	Log an info message. More...
#define	pw_log_debug(...)   pw_log(SPA_LOG_LEVEL_DEBUG,__VA_ARGS__)
	Log a debug message. More...
#define	pw_log_trace(...)   pw_log(SPA_LOG_LEVEL_TRACE,__VA_ARGS__)
	Log a trace message. More...

Detailed Description

Logging functions of PipeWire.

Logging is performed to stdout and stderr. Trace logging is performed in a lockfree ringbuffer and written out from the main thread as to not block the realtime threads.

Member Function Documentation

pw_log_get()

SPA_EXPORT struct spa_log * pw_log_get

(

void

)

Get the global log interface.

Returns

the global log

pw_log_log()

SPA_EXPORT void pw_log_log	(	enum spa_log_level	level,
		const char *	file,
		int	line,
		const char *	func,
		const char *	fmt,
			...
	)

Log a message.

Parameters

level	the log level
file	the file this message originated from
line	the line number
func	the function
fmt	the printf style format
...	printf style arguments to log

References pw_log_level_enabled.

pw_log_logv()

SPA_EXPORT void pw_log_logv	(	enum spa_log_level	level,
		const char *	file,
		int	line,
		const char *	func,
		const char *	fmt,
		va_list	args
	)

Log a message with va_list.

Parameters

level	the log level
file	the file this message originated from
line	the line number
func	the function
fmt	the printf style format
args	a va_list of arguments

References pw_log_level_enabled.

pw_log_set()

SPA_EXPORT void pw_log_set

(

struct spa_log *

log

)

Set the global log interface.

Parameters

log	the global log to set

pw_log_set_level()

SPA_EXPORT void pw_log_set_level

(

enum spa_log_level

level

)

Set the global log level.

Parameters

level

the new log level

References pw_log_level.

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The documentation for this class was generated from the following files:

• log.h
• log.c