Tracing support

src/tracing.h

@@ -0,0 +1,15 @@
+#ifndef TRACING_H
+#define TRACING_H
+
+#ifdef HAVE_TRACING
+
+void init_tracing();
+void cleanup_tracing();
+
+void start_tracing(void *root);
+void stop_tracing();
+void print_tracing_events();
+
+#endif
+
+#endif