1 files changed, 62 insertions, 0 deletions
diff --git a/gnuradio-runtime/lib/msg_accepter.cc b/gnuradio-runtime/lib/msg_accepter.cc
new file mode 100644
index 0000000000..354fce0c3d
--- /dev/null
+++ b/gnuradio-runtime/lib/msg_accepter.cc
@@ -0,0 +1,62 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2009,2013 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gnuradio/msg_accepter.h>
+#include <gnuradio/block.h>
+#include <gnuradio/block_detail.h>
+#include <gnuradio/hier_block2.h>
+#include <stdexcept>
+
+namespace gr {
+
+  msg_accepter::msg_accepter()
+  {
+  }
+
+  msg_accepter::~msg_accepter()
+  {
+    // NOP, required as virtual destructor
+  }
+
+  void
+  msg_accepter::post(pmt::pmt_t which_port, pmt::pmt_t msg)
+  {
+    // Notify derived class, handled case by case
+    block *p = dynamic_cast<block *>(this);
+    if(p) {
+      p->_post(which_port, msg);
+      return;
+    }
+
+    hier_block2 *p2 = dynamic_cast<hier_block2 *>(this);
+    if(p2) {
+      // FIXME do the right thing
+      return;
+    }
+
+    throw std::runtime_error("unknown derived class");
+  }
+
+} /* namespace gr */