From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Mon, 10 Feb 2014 16:04:22 +0000 (-0500)
Subject: Fix: Define __STDC_LIMIT_MACROS to fix C++ builds
X-Git-Tag: v2.5.0-rc1~180
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=73e0d9449ffd250dfe241737a962758674b6b1aa;p=lttng-tools.git

Fix: Define __STDC_LIMIT_MACROS to fix C++ builds

Necessary to include the fixed-width type limits on glibc versions
older than 2.18 when building with a C++ compiler.

Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/include/lttng/lttng.h b/include/lttng/lttng.h
index 18dec2a8a..f0be224b5 100644
--- a/include/lttng/lttng.h
+++ b/include/lttng/lttng.h
@@ -23,7 +23,17 @@
 #define LTTNG_H
 
 #include <limits.h>
+/*
+ * Necessary to include the fixed width type limits on glibc versions older
+ * than 2.18 when building with a C++ compiler.
+ */
+#ifndef __STDC_LIMIT_MACROS
+#define __STDC_LIMIT_MACROS
+#include <stdint.h>
+#undef __STDC_LIMIT_MACROS
+#else /* #ifndef __STDC_LIMIT_MACROS */
 #include <stdint.h>
+#endif /* #else #ifndef __STDC_LIMIT_MACROS */
 #include <sys/types.h>
 
 /* Error codes that can be returned by API calls */