tdb2: add lib/tdb2 (from CCAN init-1161-g661d41f)

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 24 insertions, 0 deletions

diff --git a/lib/tdb2/test/logging.c b/lib/tdb2/test/logging.c
new file mode 100644
index 0000000000..d32cfa9b59
--- /dev/null
+++ b/lib/tdb2/test/logging.c
@@ -0,0 +1,24 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <ccan/tap/tap.h>
+#include "logging.h"
+
+unsigned tap_log_messages;
+const char *log_prefix = "";
+bool suppress_logging;
+
+union tdb_attribute tap_log_attr = {
+	.log = { .base = { .attr = TDB_ATTRIBUTE_LOG },
+		 .fn = tap_log_fn }
+};
+
+void tap_log_fn(struct tdb_context *tdb,
+		enum tdb_log_level level,
+		const char *message, void *priv)
+{
+	if (suppress_logging)
+		return;
+
+	diag("tdb log level %u: %s%s", level, log_prefix, message);
+	tap_log_messages++;
+}