3 * Copyright 2006,2007 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 3, 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
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
23 #ifndef INCLUDED_GR_RUNTIME_IMPL_H
24 #define INCLUDED_GR_RUNTIME_IMPL_H
26 #include <gr_runtime_types.h>
28 #include <omnithread.h>
29 #include <gr_single_threaded_scheduler.h>
31 // omnithread calls delete on itself after thread exits, so can't use shared ptr
32 class gr_scheduler_thread;
33 typedef std::vector<gr_scheduler_thread *> gr_scheduler_thread_vector_t;
34 typedef gr_scheduler_thread_vector_t::iterator gr_scheduler_thread_viter_t;
37 *\brief A single thread of execution for the scheduler
39 * This class implements a single thread that runs undetached, and
40 * invokes the single-threaded block scheduler. The runtime makes
41 * one of these for each distinct partition of a flowgraph and runs
45 class gr_scheduler_thread : public omni_thread
48 gr_single_threaded_scheduler_sptr d_sts;
51 gr_scheduler_thread(gr_block_vector_t graph);
52 ~gr_scheduler_thread();
54 virtual void *run_undetached(void *arg);
60 *\brief Implementation details of gr_runtime
62 * The actual implementation of gr_runtime. Separate class allows
63 * decoupling of changes from dependent classes.
69 gr_runtime_impl(gr_hier_block2_sptr top_block, gr_runtime *owner);
70 friend void runtime_sigint_handler(int signum);
71 friend class gr_runtime;
74 gr_hier_block2_sptr d_top_block;
75 gr_simple_flowgraph_sptr d_sfg;
76 std::vector<gr_block_vector_t> d_graphs;
77 gr_scheduler_thread_vector_t d_threads;
95 #endif /* INCLUDED_GR_RUNTIME_IMPL_H */