README change

1 files changed, 39 insertions, 0 deletions

diff --git a/gnuradio-core/src/lib/io/ppio.cc b/gnuradio-core/src/lib/io/ppio.cc
new file mode 100644
index 000000000..a5edc539c
--- /dev/null
+++ b/gnuradio-core/src/lib/io/ppio.cc
@@ -0,0 +1,39 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2003 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 GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <ppio.h>
+#include <ppio_ppdev.h>
+
+ppio::~ppio ()
+{
+}
+
+// Factory method.
+//
+// Right now, we've only got one subclass we like.  If there were more,
+// we'd instantiate the "right one" here.
+
+ppio_sptr
+make_ppio (int which_pp)
+{
+  return make_ppio_ppdev (which_pp);
+}