2 files changed, 8 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/runtime/gr_hier_block2.h b/gnuradio-core/src/lib/runtime/gr_hier_block2.h
index 01cecfaf6..ec72bf337 100644
--- a/gnuradio-core/src/lib/runtime/gr_hier_block2.h
+++ b/gnuradio-core/src/lib/runtime/gr_hier_block2.h
@@ -43,6 +43,10 @@ struct GR_CORE_API gr_hier_block2 : gras::HierBlock
     void set_input_signature(gr_io_signature_sptr sig);
     void set_output_signature(gr_io_signature_sptr sig);
 
+    inline void lock(void){}
+
+    inline void unlock(void){this->commit();}
+
     gr_io_signature_sptr _in_sig, _out_sig;
 };
 
diff --git a/gnuradio-core/src/lib/runtime/gr_top_block.h b/gnuradio-core/src/lib/runtime/gr_top_block.h
index 0126e9215..59dfe3b30 100644
--- a/gnuradio-core/src/lib/runtime/gr_top_block.h
+++ b/gnuradio-core/src/lib/runtime/gr_top_block.h
@@ -44,6 +44,10 @@ struct GR_CORE_API gr_top_block : gras::TopBlock
 
     virtual void wait(void);
 
+    inline void lock(void){}
+
+    inline void unlock(void){this->commit();}
+
 };
 
 typedef boost::shared_ptr<gr_top_block> gr_top_block_sptr;