X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=doc%2Fexamples%2Fdemo-tracef%2Fdemo-vtracef.c;h=8fe8bb36d27a4bd55da56ac4d0b1d5fa1155f24d;hb=4199ddc7eb37386241633a0dd65a5305ec97cb15;hp=cfe885b1b74e2de0b21b910820a1de5eb8bed87c;hpb=cfd56ee1736677d06db86593a8555275ac4bc2ec;p=lttng-ust.git

diff --git a/doc/examples/demo-tracef/demo-vtracef.c b/doc/examples/demo-tracef/demo-vtracef.c
index cfe885b1..8fe8bb36 100644
--- a/doc/examples/demo-tracef/demo-vtracef.c
+++ b/doc/examples/demo-tracef/demo-vtracef.c
@@ -1,19 +1,7 @@
 /*
- * Copyright (C) 2020  Maxime Roussin-Belanger <maxime.roussinbelanger@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; version 2.1 of
- * the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+ * Copyright (C) 2020 Maxime Roussin-Belanger <maxime.roussinbelanger@gmail.com>
  */
 
 #include <stdarg.h>
@@ -23,6 +11,10 @@
 
 #include <lttng/tracef.h>
 
+static
+void print_debug(const char* msg, ...)
+	__attribute__((format(printf, 1, 2)));
+static
 void print_debug(const char* msg, ...)
 {
 	va_list ap;