X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftdb2%2Ftdb2.h;h=4f5be81950d069fa9dbe5bb8492f0086ed50f708;hp=0940be1ceac40797435eaaa6241cbdd0e787484f;hb=f6067e4cbd7b7415571f12438aec00faec5657fb;hpb=8d8de08d9079f503256e1682dfa93bb22dcd4ad0

diff --git a/ccan/tdb2/tdb2.h b/ccan/tdb2/tdb2.h
index 0940be1c..4f5be819 100644
--- a/ccan/tdb2/tdb2.h
+++ b/ccan/tdb2/tdb2.h
@@ -430,6 +430,17 @@ enum TDB_ERROR tdb_check_(struct tdb_context *tdb,
 						  void *private),
 			  void *private);
 
+/**
+ * tdb_error - get the last error (not threadsafe)
+ * @tdb: the tdb context returned from tdb_open()
+ *
+ * Returns the last error returned by a TDB function.
+ *
+ * This makes porting from TDB1 easier, but note that the last error is not
+ * reliable in threaded programs.
+ */
+enum TDB_ERROR tdb_error(struct tdb_context *tdb);
+
 /**
  * enum tdb_summary_flags - flags for tdb_summary.
  */