From: David Goulet <dgoulet@efficios.com>
Date: Wed, 14 Nov 2012 18:42:44 +0000 (-0500)
Subject: Fix: Warn if session is running with lttng view
X-Git-Tag: v2.1.0-rc8~10
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=94e60b1f03ae2c3c9450ffc3eca8e052e2c37fb4;p=lttng-tools.git

Fix: Warn if session is running with lttng view

Fixes #156

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/src/bin/lttng/commands/view.c b/src/bin/lttng/commands/view.c
index 430f8b62c..dd3c9a3cc 100644
--- a/src/bin/lttng/commands/view.c
+++ b/src/bin/lttng/commands/view.c
@@ -343,6 +343,13 @@ static int view_trace(void)
 		trace_path = opt_trace_path;
 	}
 
+	if (sessions[i].enabled) {
+		WARN("Session %s is running. Please stop it before reading it.",
+				session_name);
+		ret = CMD_ERROR;
+		goto free_sessions;
+	}
+
 	MSG("Trace directory: %s\n", trace_path);
 
 	ret = spawn_viewer(trace_path);