Documentation of live usage and protocol

[lttng-tools.git] / src / common / macros.h

diff --git a/src/common/macros.h b/src/common/macros.h
index 81f901c2d5d171bda6a6f064124d8c49bbf76944..fc159c0af3c707102d7bb853a49360d16e01c1d1 100644 (file)
--- a/src/common/macros.h
+++ b/src/common/macros.h
@@ -56,8 +56,20 @@
 #define max(a, b) ((a) > (b) ? (a) : (b))
 #endif
 
+#ifndef max_t
+#define max_t(type, a, b)      ((type) max(a, b))
+#endif
+
 #ifndef min
 #define min(a, b) ((a) < (b) ? (a) : (b))
 #endif
 
+#ifndef LTTNG_PACKED
+#define LTTNG_PACKED __attribute__((__packed__))
+#endif
+
+#ifndef LTTNG_HIDDEN
+#define LTTNG_HIDDEN __attribute__((visibility("hidden")))
+#endif
+
 #endif /* _MACROS_H */