cleanup: function attribute 'format'

[lttng-ust.git] / include / lttng / tracelog.h

diff --git a/include/lttng/tracelog.h b/include/lttng/tracelog.h
index 4dfb9d3615c81fd9dc70bea086311b5e5e41d261..336911f4d5b243befd7c3a611a312fdce0138991 100644 (file)
--- a/include/lttng/tracelog.h
+++ b/include/lttng/tracelog.h
@@ -15,9 +15,13 @@ extern "C" {
 
 #define TP_TRACELOG_CB_TEMPLATE(level)                                 \
        extern void _lttng_ust_tracelog_##level(const char *file,       \
-               int line, const char *func, const char *fmt, ...);      \
+               int line, const char *func, const char *fmt, ...)       \
+               __attribute__ ((format(printf, 4, 5)));                 \
+                                                                       \
        extern void _lttng_ust_vtracelog_##level(const char *file,      \
-               int line, const char *func, const char *fmt, va_list ap);
+               int line, const char *func, const char *fmt,            \
+               va_list ap)                                             \
+               __attribute__ ((format(printf, 4, 0)));
 
 TP_TRACELOG_CB_TEMPLATE(TRACE_EMERG);
 TP_TRACELOG_CB_TEMPLATE(TRACE_ALERT);