Merge jcorgan/hier developer branch into trunk. Enables creation of true hierarchical blocks, from either C++ or Python, as well as creating pure C++ gnuradio applications. EXPERIMENTAL.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@4070 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 41 insertions, 0 deletions

diff --git a/gnuradio-examples/c++/hier/source.cc b/gnuradio-examples/c++/hier/source.cc
new file mode 100644
index 000000000..816f3aa2f
--- /dev/null
+++ b/gnuradio-examples/c++/hier/source.cc
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2006 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 2, 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 GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <source.h>
+#include <gr_io_signature.h>
+#include <siggen.h>
+
+// Shared pointer constructor
+source_sptr make_source()
+{
+    return source_sptr(new source());
+}
+
+source::source() : 
+gr_hier_block2("source",
+	       gr_make_io_signature(0,0,0),
+	       gr_make_io_signature(2,2,sizeof(float)))
+{
+    define_component("siggen", make_siggen());
+
+    connect("siggen", 0, "self", 0);
+    connect("siggen", 1, "self", 1);
+}