3 * Copyright 2006 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #ifndef INCLUDED_MB_RUNTIME_H
22 #define INCLUDED_MB_RUNTIME_H
24 #include <mb_common.h>
25 #include <omnithread.h>
28 * \brief Public constructor (factory) for mb_runtime objects.
30 mb_runtime_sptr mb_make_runtime();
33 * \brief Abstract runtime support for m-blocks
35 * There should generally be only a single instance of this class.
37 class mb_runtime : boost::noncopyable,
38 public boost::enable_shared_from_this<mb_runtime>
40 omni_mutex d_brl; // big runtime lock (avoid using this if possible...)
44 virtual ~mb_runtime();
47 * \brief Run the mblock hierarchy rooted at \p top
49 * This routine turns into the m-block scheduler, and
50 * blocks until the system is shutdown.
52 * \param top top-level mblock
53 * \returns true if the system ran successfully.
55 virtual bool run(mb_mblock_sptr top) = 0;
58 // ----------------------------------------------------------------
59 // Stuff from here down is really private to the implementation...
60 // ----------------------------------------------------------------
63 * \brief lock the big runtime lock
66 inline void lock() { d_brl.lock(); }
69 * \brief unlock the big runtime lock
72 inline void unlock() { d_brl.unlock(); }
76 #endif /* INCLUDED_MB_RUNTIME_H */