5 files changed, 25 insertions, 14 deletions
diff --git a/Apology b/Apology
-Subproject 132718e729bbb6e9d18a6f776eca4a3187978f0
+Subproject 7fabc009441ef1bb7396e71d927c02ce0e86276
diff --git a/include/gnuradio/gr_top_block.h b/include/gnuradio/gr_top_block.h
index 16adb13..b50b35b 100644
--- a/include/gnuradio/gr_top_block.h
+++ b/include/gnuradio/gr_top_block.h
@@ -27,10 +27,6 @@ struct GRAS_API gr_top_block : gnuradio::TopBlock
 
     gr_top_block(const std::string &name);
 
-    void lock(void);
-
-    void unlock(void);
-
     void start(void);
 
     void start(const size_t max_items);
diff --git a/include/gnuradio/hier_block.hpp b/include/gnuradio/hier_block.hpp
index 8c337e3..c981b03 100644
--- a/include/gnuradio/hier_block.hpp
+++ b/include/gnuradio/hier_block.hpp
@@ -48,6 +48,26 @@ struct GRAS_API HierBlock : Element
 
     void disconnect_all(void);
 
+    /*!
+     * Commit changes to the overall flow graph.
+     * Call this after modifying connections.
+     */
+    virtual void commit(void);
+
+    /*!
+     * The lock() call is deprecated.
+     * Topology can be changed duing design execution.
+     * The underlying implementation is literally a NOP.
+     */
+    inline void lock(void){}
+
+    /*!
+     * The unlock() call is deprecated.
+     * Topology can be changed duing design execution.
+     * The underlying implementation is this->commit().
+     */
+    inline void unlock(void){this->commit();}
+
 };
 
 } //namespace gnuradio
diff --git a/lib/gr_top_block.cpp b/lib/gr_top_block.cpp
index 6c023b1..c51f9b3 100644
--- a/lib/gr_top_block.cpp
+++ b/lib/gr_top_block.cpp
@@ -34,16 +34,6 @@ gr_top_block_sptr gr_make_top_block(const std::string &name)
     return gr_top_block_sptr(new gr_top_block(name));
 }
 
-void gr_top_block::lock(void)
-{
-    //NOP
-}
-
-void gr_top_block::unlock(void)
-{
-    this->commit();
-}
-
 void gr_top_block::start(void)
 {
     gnuradio::TopBlock::start();
diff --git a/lib/hier_block.cpp b/lib/hier_block.cpp
index ef29cc2..422ed77 100644
--- a/lib/hier_block.cpp
+++ b/lib/hier_block.cpp
@@ -76,3 +76,8 @@ void HierBlock::disconnect_all(void)
 {
     (*this)->topology->clear_all();
 }
+
+void HierBlock::commit(void)
+{
+    (*this)->topology->commit();
+}