X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fio%2Fbackend.h;h=df168d9f2b696202265de7bec1c96f35e1b65bca;hp=48e160dad3991a58b0bd566d9e39fb758854e159;hb=9e02685a6216720d37848a332187e3745b7f981e;hpb=d0458a433876acc01b48f74c1c3b966bbc29de57

diff --git a/ccan/io/backend.h b/ccan/io/backend.h
index 48e160da..df168d9f 100644
--- a/ccan/io/backend.h
+++ b/ccan/io/backend.h
@@ -47,6 +47,26 @@ static inline bool timeout_active(const struct io_conn *conn)
 
 extern void *io_loop_return;
 
+#ifdef DEBUG
+extern struct io_conn *current;
+static inline void set_current(struct io_conn *conn)
+{
+	current = conn;
+}
+static inline bool doing_debug(void)
+{
+	return io_debug_conn != NULL;
+}
+#else
+static inline void set_current(struct io_conn *conn)
+{
+}
+static inline bool doing_debug(void)
+{
+	return false;
+}
+#endif
+
 bool add_listener(struct io_listener *l);
 bool add_conn(struct io_conn *c);
 bool add_duplex(struct io_conn *c);