doc: implement REUSE with SPDX identifiers

[lttng-ust.git] / doc / examples / demo-tracelog / demo-vtracelog.c

diff --git a/doc/examples/demo-tracelog/demo-vtracelog.c b/doc/examples/demo-tracelog/demo-vtracelog.c
index 4adaa0193262e2b944ae77a814ce9f92c780f4b5..f2181f4057fbb919b657167a4702410adcbb2881 100644 (file)
--- a/doc/examples/demo-tracelog/demo-vtracelog.c
+++ b/doc/examples/demo-tracelog/demo-vtracelog.c
@@ -1,8 +1,6 @@
-/*
- * SPDX-License-Identifier: LGPL-2.1-only
- *
- * Copyright (C) 2020 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- */
+// SPDX-FileCopyrightText: 2020 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+//
+// SPDX-License-Identifier: LGPL-2.1-only
 
 #include <stdarg.h>
 #include <stdlib.h>
@@ -11,12 +9,16 @@
 
 #include <lttng/tracelog.h>
 
+static
+void print_err(const char* msg, ...)
+       __attribute__((format(printf, 1, 2)));
+static
 void print_err(const char* msg, ...)
 {
        va_list ap;
 
        va_start(ap, msg);
-       vtracelog(TRACE_ERR, msg, ap);
+       lttng_ust_vtracelog(LTTNG_UST_TRACEPOINT_LOGLEVEL_ERR, msg, ap);
        va_end(ap);
 }