2 * vim:ts=4:sw=4:expandtab
4 * i3 - an improved dynamic tiling window manager
5 * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
7 * log.c: Logging functions.
16 /* We will include libi3.h which define its own version of LOG, ELOG.
17 * We want *our* version, so we undef the libi3 one. */
27 /** ##__VA_ARGS__ means: leave out __VA_ARGS__ completely if it is empty, that
28 is, delete the preceding comma */
29 #define LOG(fmt, ...) verboselog(fmt, ##__VA_ARGS__)
30 #define ELOG(fmt, ...) errorlog("ERROR: " fmt, ##__VA_ARGS__)
31 #define DLOG(fmt, ...) debuglog("%s:%s:%d - " fmt, I3__FILE__, __FUNCTION__, __LINE__, ##__VA_ARGS__)
33 extern char *errorfilename;
34 extern char *shmlogname;
35 extern int shmlog_size;
38 * Initializes logging by creating an error logfile in /tmp (or
39 * XDG_RUNTIME_DIR, see get_process_filename()).
42 void init_logging(void);
45 * Opens the logbuffer.
48 void open_logbuffer(void);
51 * Closes the logbuffer.
54 void close_logbuffer(void);
57 * Checks if debug logging is active.
60 bool get_debug_logging(void);
66 void set_debug_logging(const bool _debug_logging);
69 * Set verbosity of i3. If verbose is set to true, informative messages will
70 * be printed to stdout. If verbose is set to false, only errors will be
74 void set_verbosity(bool _verbose);
77 * Logs the given message to stdout while prefixing the current time to it,
78 * but only if debug logging was activated.
81 void debuglog(char *fmt, ...)
82 __attribute__ ((format (printf, 1, 2)));
85 * Logs the given message to stdout while prefixing the current time to it.
88 void errorlog(char *fmt, ...)
89 __attribute__ ((format (printf, 1, 2)));
92 * Logs the given message to stdout while prefixing the current time to it,
93 * but only if verbose mode is activated.
96 void verboselog(char *fmt, ...)
97 __attribute__ ((format (printf, 1, 2)));
100 * Deletes the unused log files. Useful if i3 exits immediately, eg.
101 * because --get-socketpath was called. We don't care for syscall
102 * failures. This function is invoked automatically when exiting.
104 void purge_zerobyte_logfile(void);