From cd9334104cf10f9476ecb26c7e1b8c819d048074 Mon Sep 17 00:00:00 2001
From: Michael Jeanson <mjeanson@efficios.com>
Date: Thu, 25 Mar 2021 12:03:12 -0400
Subject: [PATCH] Add a C++ version of lttng_ust_is_signed_type

Change-Id: Iee3da5491bb00fb5144ecf631a122969396d1b40
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
 include/lttng/ust-utils.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/include/lttng/ust-utils.h b/include/lttng/ust-utils.h
index baca88f2..2a65dd53 100644
--- a/include/lttng/ust-utils.h
+++ b/include/lttng/ust-utils.h
@@ -28,7 +28,11 @@
  *
  * Returns true if the type of @type is signed.
  */
-#define lttng_ust_is_signed_type(type)           ((type) -1 < (type) 1)
+#if defined(__cplusplus)
+#define lttng_ust_is_signed_type(type)	(std::is_signed<type>::value)
+#else
+#define lttng_ust_is_signed_type(type)	((type) -1 < (type) 1)
+#endif
 
 
 /**
-- 
2.34.1