1 files changed, 38 insertions, 0 deletions
diff --git a/common/log.c b/common/log.c
new file mode 100644
index 0000000..f3f8899
--- /dev/null
+++ b/common/log.c
@@ -0,0 +1,38 @@
+/* Copyright 2020-2021 IGEL Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "log.h"
+
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdio.h>
+
+static bool debug_log = false;
+
+void dlm_log_enable_debug(bool enable)
+{
+	debug_log = enable;
+}
+
+void dlm_log_print(bool debug, FILE *stream, char *fmt, ...)
+{
+	if (debug && !debug_log)
+		return;
+
+	va_list argl;
+	va_start(argl, fmt);
+	vfprintf(stream, fmt, argl);
+	va_end(argl);
+}