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-rw-r--r--gnuradio-runtime/swig/gr_msg_queue.i107
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diff --git a/gnuradio-runtime/swig/gr_msg_queue.i b/gnuradio-runtime/swig/gr_msg_queue.i
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--- a/gnuradio-runtime/swig/gr_msg_queue.i
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-/* -*- c++ -*- */
-/*
- * Copyright 2005,2009,2010,2011 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.
- */
-
-class gr_msg_queue;
-typedef boost::shared_ptr<gr_msg_queue> gr_msg_queue_sptr;
-%template(gr_msg_queue_sptr) boost::shared_ptr<gr_msg_queue>;
-
-%rename(msg_queue) gr_make_msg_queue;
-gr_msg_queue_sptr gr_make_msg_queue(unsigned limit=0);
-
-/*!
- * \brief thread-safe message queue
- */
-%ignore gr_msg_queue;
-class gr_msg_queue : public gr_msg_handler {
-public:
- gr_msg_queue(unsigned int limit);
- ~gr_msg_queue();
-
- //! Generic msg_handler method: insert the message.
- //void handle(gr_message_sptr msg) { insert_tail (msg); }
-
- /*!
- * \brief Insert message at tail of queue.
- * \param msg message
- *
- * Block if queue if full.
- */
- //void insert_tail(gr_message_sptr msg);
-
- /*!
- * \brief Delete message from head of queue and return it.
- * Block if no message is available.
- */
- //gr_message_sptr delete_head();
-
- /*!
- * \brief If there's a message in the q, delete it and return it.
- * If no message is available, return 0.
- */
- gr_message_sptr delete_head_nowait();
-
- //! is the queue empty?
- bool empty_p() const;
-
- //! is the queue full?
- bool full_p() const;
-
- //! return number of messages in queue
- unsigned int count() const;
-
- //! Delete all messages from the queue
- void flush();
-};
-
-/*
- * The following kludge-o-rama releases the Python global interpreter
- * lock around these potentially blocking calls. We don't want
- * libgnuradio-core to be dependent on Python, thus we create these
- * functions that serve as replacements for the normal C++ delete_head
- * and insert_tail methods. The %pythoncode smashes these new C++
- * functions into the gr.msg_queue wrapper class, so that everything
- * appears normal. (An evil laugh is heard in the distance...)
- */
-#ifdef SWIGPYTHON
-%inline %{
- gr_message_sptr gr_py_msg_queue__delete_head(gr_msg_queue_sptr q) {
- gr_message_sptr msg;
- GR_PYTHON_BLOCKING_CODE(
- msg = q->delete_head();
- )
- return msg;
- }
-
- void gr_py_msg_queue__insert_tail(gr_msg_queue_sptr q, gr_message_sptr msg) {
- GR_PYTHON_BLOCKING_CODE(
- q->insert_tail(msg);
- )
- }
-%}
-
-// smash in new python delete_head and insert_tail methods...
-%pythoncode %{
-gr_msg_queue_sptr.delete_head = gr_py_msg_queue__delete_head
-gr_msg_queue_sptr.insert_tail = gr_py_msg_queue__insert_tail
-gr_msg_queue_sptr.handle = gr_py_msg_queue__insert_tail
-%}
-#endif // SWIGPYTHON