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. */
24 /** ##__VA_ARGS__ means: leave out __VA_ARGS__ completely if it is empty, that
25 is, delete the preceding comma */
26 #define LOG(fmt, ...) verboselog(fmt, ##__VA_ARGS__)
27 #define ELOG(fmt, ...) errorlog("ERROR: " fmt, ##__VA_ARGS__)
28 #define DLOG(fmt, ...) debuglog("%s:%s:%d - " fmt, I3__FILE__, __FUNCTION__, __LINE__, ##__VA_ARGS__)
30 extern char *errorfilename;
31 extern char *shmlogname;
32 extern int shmlog_size;
35 * Initializes logging by creating an error logfile in /tmp (or
36 * XDG_RUNTIME_DIR, see get_process_filename()).
39 void init_logging(void);
45 void set_debug_logging(const bool _debug_logging);
48 * Set verbosity of i3. If verbose is set to true, informative messages will
49 * be printed to stdout. If verbose is set to false, only errors will be
53 void set_verbosity(bool _verbose);
56 * Logs the given message to stdout while prefixing the current time to it,
57 * but only if debug logging was activated.
60 void debuglog(char *fmt, ...)
61 __attribute__ ((format (printf, 1, 2)));
64 * Logs the given message to stdout while prefixing the current time to it.
67 void errorlog(char *fmt, ...)
68 __attribute__ ((format (printf, 1, 2)));
71 * Logs the given message to stdout while prefixing the current time to it,
72 * but only if verbose mode is activated.
75 void verboselog(char *fmt, ...)
76 __attribute__ ((format (printf, 1, 2)));
79 * Deletes the unused log files. Useful if i3 exits immediately, eg.
80 * because --get-socketpath was called. We don't care for syscall
81 * failures. This function is invoked automatically when exiting.
83 void purge_zerobyte_logfile(void);