1 files changed, 38 insertions, 0 deletions
diff --git a/src/lib/log/log_sys.c b/src/lib/log/log_sys.c
new file mode 100644
index 0000000000..021c05d3e6
--- /dev/null
+++ b/src/lib/log/log_sys.c
@@ -0,0 +1,38 @@
+/* Copyright (c) 2018-2020, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file log_sys.c
+ * \brief Setup and tear down the logging module.
+ **/
+
+#include "orconfig.h"
+#include "lib/subsys/subsys.h"
+#include "lib/log/escape.h"
+#include "lib/log/log.h"
+#include "lib/log/log_sys.h"
+
+static int
+subsys_logging_initialize(void)
+{
+  init_logging(0);
+  return 0;
+}
+
+static void
+subsys_logging_shutdown(void)
+{
+  logs_free_all();
+  escaped(NULL);
+}
+
+const subsys_fns_t sys_logging = {
+  .name = "log",
+  SUBSYS_DECLARE_LOCATION(),
+  .supported = true,
+  /* Logging depends on threads, approx time, raw logging, and security.
+   * Most other lib modules depend on logging. */
+  .level = -90,
+  .initialize = subsys_logging_initialize,
+  .shutdown = subsys_logging_shutdown,
+};