00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2004 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 2, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00020 * Boston, MA 02111-1307, USA. 00021 */ 00022 00023 #ifndef INCLUDED_GR_SINGLE_THREADED_SCHEDULER_H 00024 #define INCLUDED_GR_SINGLE_THREADED_SCHEDULER_H 00025 00026 #include <gr_runtime.h> 00027 00028 class gr_single_threaded_scheduler; 00029 typedef boost::shared_ptr<gr_single_threaded_scheduler> gr_single_threaded_scheduler_sptr; 00030 00031 00037 class gr_single_threaded_scheduler { 00038 public: 00039 ~gr_single_threaded_scheduler (); 00040 00041 void run (); 00042 void stop () { d_enabled = false; } 00043 00044 private: 00045 const std::vector<gr_block_sptr> d_blocks; 00046 volatile bool d_enabled; 00047 00048 gr_single_threaded_scheduler (const std::vector<gr_block_sptr> &blocks); 00049 00050 void main_loop (); 00051 00052 friend gr_single_threaded_scheduler_sptr 00053 gr_make_single_threaded_scheduler (const std::vector<gr_block_sptr> &blocks); 00054 }; 00055 00056 gr_single_threaded_scheduler_sptr 00057 gr_make_single_threaded_scheduler (const std::vector<gr_block_sptr> &blocks); 00058 00059 #endif /* INCLUDED_GR_SINGLE_THREADED_SCHEDULER_H */