buffer-view: improve logging on creation failure

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

diff --git a/src/common/macros.h b/src/common/macros.h
index e52d7f7712764751d81aea4c69ce39856c7d9994..e28250f7ed20a7892600c161f6b0921ff10424d3 100644 (file)
--- a/src/common/macros.h
+++ b/src/common/macros.h
@@ -77,6 +77,16 @@ void *zmalloc(size_t len)
 #define LTTNG_PACKED __attribute__((__packed__))
 #endif
 
+#ifndef LTTNG_NO_SANITIZE_ADDRESS
+#if defined(__clang__) || defined (__GNUC__)
+#define LTTNG_NO_SANITIZE_ADDRESS __attribute__((no_sanitize_address))
+#else
+#define LTTNG_NO_SANITIZE_ADDRESS
+#endif
+#endif
+
+#define is_signed(type) (((type) (-1)) < 0)
+
 /*
  * Align value to the next multiple of align. Returns val if it already is a
  * multiple of align. Align must be a power of two.