added gcc printf checking to debug(), error(), fatal(), info(), web_sprintf() and...

[netdata.git] / src / log.h

diff --git a/src/log.h b/src/log.h
index 4d441e8f6ade6913dc2d7d97d6413d8834d1d7f5..f3f504487a7a1f02cb4eeb3f3f04223fa24d290b 100644 (file)
--- a/src/log.h
+++ b/src/log.h
@@ -59,10 +59,10 @@ extern int error_log_limit(int reset);
 #define fatal(args...)   fatal_int(__FILE__, __FUNCTION__, __LINE__, ##args)
 
 extern void log_date(FILE *out);
-extern void debug_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... );
-extern void info_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... );
-extern void error_int( const char *prefix, const char *file, const char *function, const unsigned long line, const char *fmt, ... );
-extern void fatal_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) __attribute__ ((noreturn));
-extern void log_access( const char *fmt, ... );
+extern void debug_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) __attribute__ (( format (printf, 4, 5)));
+extern void info_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) __attribute__ (( format (printf, 4, 5)));
+extern void error_int( const char *prefix, const char *file, const char *function, const unsigned long line, const char *fmt, ... ) __attribute__ (( format (printf, 5, 6)));
+extern void fatal_int( const char *file, const char *function, const unsigned long line, const char *fmt, ... ) __attribute__ ((noreturn, format (printf, 4, 5)));
+extern void log_access( const char *fmt, ... ) __attribute__ (( format (printf, 1, 2)));
 
 #endif /* NETDATA_LOG_H */