X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Futil.h;h=2fe6e8490420c679190eb1ac575c77384f369263;hb=5968e97fec8fe24398f05c694d6882895671b9f6;hp=7a1545457a330b2c29a58a8cb1dbd02883d5850f;hpb=5194d08da23a315c1405b108889f4c6ae9cb0426;p=staging%2Fwindowmanager.git

diff --git a/src/util.h b/src/util.h
index 7a15454..2fe6e84 100644
--- a/src/util.h
+++ b/src/util.h
@@ -1,8 +1,29 @@
 #ifndef WM_UTIL_H
 #define WM_UTIL_H
 
-void lognotice(char const *fmt, ...);
-void logerror(char const *fmt, ...);
-void fatal(char const *fmt, ...);
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __GNUC__
+#define ATTR_FORMAT(stringindex, firsttocheck) __attribute__((format(printf, stringindex, firsttocheck)))
+#else
+#define ATTR_FORMAT(stringindex, firsttocheck)
+#endif
+
+void lognotice(char const *fmt, ...) ATTR_FORMAT(1,2);
+void logerror(char const *fmt, ...) ATTR_FORMAT(1,2);
+void fatal(char const *fmt, ...) ATTR_FORMAT(1,2);
+
+#ifdef DEBUG_OUTPUT
+void logdebug(char const *fmt, ...) ATTR_FORMAT(1,2);
+#else
+static inline void logdebug(char const * fmt, ...) ATTR_FORMAT(1,2);
+static inline void logdebug(char const * fmt, ...) {}
+#endif
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif // !WM_UTIL_H