i3
log.h
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1 /*
2  * vim:ts=4:sw=4:expandtab
3  *
4  * i3 - an improved dynamic tiling window manager
5  * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
6  *
7  * log.c: Logging functions.
8  *
9  */
10 #ifndef I3_LOG_H
11 #define I3_LOG_H
12 
13 #include <stdarg.h>
14 #include <stdbool.h>
15 
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. */
18 #if defined(LOG)
19 #undef LOG
20 #endif
21 #if defined(ELOG)
22 #undef ELOG
23 #endif
24 #if defined(DLOG)
25 #undef DLOG
26 #endif
27 
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__)
32 
33 extern char *errorfilename;
34 extern char *shmlogname;
35 extern int shmlog_size;
36 
42 void init_logging(void);
43 
48 void open_logbuffer(void);
49 
54 void close_logbuffer(void);
55 
60 bool get_debug_logging(void);
61 
66 void set_debug_logging(const bool _debug_logging);
67 
74 void set_verbosity(bool _verbose);
75 
81 void debuglog(char *fmt, ...)
82  __attribute__ ((format (printf, 1, 2)));
83 
88 void errorlog(char *fmt, ...)
89  __attribute__ ((format (printf, 1, 2)));
90 
96 void verboselog(char *fmt, ...)
97  __attribute__ ((format (printf, 1, 2)));
98 
104 void purge_zerobyte_logfile(void);
105 
106 #endif