From 99dc95978f22d31ac51c03e2df5bbe9e7876ec6a Mon Sep 17 00:00:00 2001
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Mon, 6 Feb 2012 23:29:20 -0500
Subject: [PATCH] environment: write sysname, release, version, domain to
 metadata

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
 lttng-events.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/lttng-events.c b/lttng-events.c
index 674494bd..a01d0af8 100644
--- a/lttng-events.c
+++ b/lttng-events.c
@@ -14,6 +14,7 @@
 #include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/jiffies.h>
+#include <linux/utsname.h>
 #include "wrapper/uuid.h"
 #include "wrapper/vmalloc.h"	/* for wrapper_vmalloc_sync_all() */
 #include "wrapper/random.h"
@@ -938,6 +939,21 @@ int _lttng_session_metadata_statedump(struct lttng_session *session)
 	if (ret)
 		goto end;
 
+	ret = lttng_metadata_printf(session,
+		"env {\n"
+		"	domain = \"%s\";\n"
+		"	sysname = \"%s\";\n"
+		"	release = \"%s\";\n"
+		"	version = \"%s\";\n"
+		"};\n\n",
+		"kernel",
+		utsname()->sysname,
+		utsname()->release,
+		utsname()->version
+		);
+	if (ret)
+		goto end;
+
 	ret = lttng_metadata_printf(session,
 		"clock {\n"
 		"	name = %s;\n",
-- 
2.34.1