diff options
Diffstat (limited to 'gnuradio-runtime/lib/gr_tpb_thread_body.cc')
-rw-r--r-- | gnuradio-runtime/lib/gr_tpb_thread_body.cc | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/gnuradio-runtime/lib/gr_tpb_thread_body.cc b/gnuradio-runtime/lib/gr_tpb_thread_body.cc deleted file mode 100644 index 11934dbf09..0000000000 --- a/gnuradio-runtime/lib/gr_tpb_thread_body.cc +++ /dev/null @@ -1,151 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2008,2009,2011 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 this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <gr_tpb_thread_body.h> -#include <gr_prefs.h> -#include <iostream> -#include <boost/thread.hpp> -#include <pmt/pmt.h> -#include <boost/foreach.hpp> - -using namespace pmt; - -gr_tpb_thread_body::gr_tpb_thread_body(gr_block_sptr block, int max_noutput_items) - : d_exec(block, max_noutput_items) -{ - //std::cerr << "gr_tpb_thread_body: " << block << std::endl; - - gr_block_detail *d = block->detail().get(); - gr_block_executor::state s; - pmt_t msg; - - d->threaded = true; - d->thread = gr::thread::get_current_thread_id(); - - gr_prefs *p = gr_prefs::singleton(); - size_t max_nmsgs = static_cast<size_t>(p->get_long("DEFAULT", "max_messages", 100)); - - // Set thread affinity if it was set before fg was started. - if(block->processor_affinity().size() > 0) { - gr::thread::thread_bind_to_processor(d->thread, block->processor_affinity()); - } - - while (1){ - boost::this_thread::interruption_point(); - - // handle any queued up messages - //BOOST_FOREACH( pmt::pmt_t port, block->msg_queue.keys() ) - - BOOST_FOREACH( gr_basic_block::msg_queue_map_t::value_type &i, block->msg_queue ) - { - // Check if we have a message handler attached before getting - // any messages. This is mostly a protection for the unknown - // startup sequence of the threads. - if(block->has_msg_handler(i.first)) { - while ((msg = block->delete_head_nowait(i.first))){ - block->dispatch_msg(i.first,msg); - } - } - else { - // If we don't have a handler but are building up messages, - // prune the queue from the front to keep memory in check. - if(block->nmsgs(i.first) > max_nmsgs) - msg = block->delete_head_nowait(i.first); - } - } - - d->d_tpb.clear_changed(); - // run one iteration if we are a connected stream block - if(d->noutputs() >0 || d->ninputs()>0){ - s = d_exec.run_one_iteration(); - } else { - s = gr_block_executor::BLKD_IN; - } - - switch(s){ - case gr_block_executor::READY: // Tell neighbors we made progress. - d->d_tpb.notify_neighbors(d); - break; - - case gr_block_executor::READY_NO_OUTPUT: // Notify upstream only - d->d_tpb.notify_upstream(d); - break; - - case gr_block_executor::DONE: // Game over. - d->d_tpb.notify_neighbors(d); - return; - - case gr_block_executor::BLKD_IN: // Wait for input. - { - gr::thread::scoped_lock guard(d->d_tpb.mutex); - while (!d->d_tpb.input_changed){ - - // wait for input or message - while(!d->d_tpb.input_changed && block->empty_p()) - d->d_tpb.input_cond.wait(guard); - - // handle all pending messages - BOOST_FOREACH( gr_basic_block::msg_queue_map_t::value_type &i, block->msg_queue ) - { - while ((msg = block->delete_head_nowait(i.first))){ - guard.unlock(); // release lock while processing msg - block->dispatch_msg(i.first, msg); - guard.lock(); - } - } - } - } - break; - - - case gr_block_executor::BLKD_OUT: // Wait for output buffer space. - { - gr::thread::scoped_lock guard(d->d_tpb.mutex); - while (!d->d_tpb.output_changed){ - - // wait for output room or message - while(!d->d_tpb.output_changed && block->empty_p()) - d->d_tpb.output_cond.wait(guard); - - // handle all pending messages - BOOST_FOREACH( gr_basic_block::msg_queue_map_t::value_type &i, block->msg_queue ) - { - while ((msg = block->delete_head_nowait(i.first))){ - guard.unlock(); // release lock while processing msg - block->dispatch_msg(i.first,msg); - guard.lock(); - } - } - } - } - break; - - default: - assert(0); - } - } -} - -gr_tpb_thread_body::~gr_tpb_thread_body() -{ -} |