Dogcows Code - chaz/yoink/blob - src/moof/runloop.hh

   1
   2 /*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
   3 **]  All rights reserved.
   4 *
   5 * vi:ts=4 sw=4 tw=75
   6 *
   7 * Distributable under the terms and conditions of the 2-clause BSD license;
   8 * see the file COPYING for a complete text of the license.
   9 *
  10 **************************************************************************/
  11
  12 #ifndef _MOOF_RUNLOOP_HH_
  13 #define _MOOF_RUNLOOP_HH_
  14
  15 /**
  16  * \file runloop.hh
  17  * Thread timer management class.
  18  */
  19
  20 #include <vector>
  21
  22 #include <boost/noncopyable.hpp>
  23
  24 #include <moof/thread.hh>
  25
  26
  27 namespace moof {
  28
  29
  30 // forward declarations
  31 class timer;
  32
  33
  34 /**
  35  * A runloop is a loop with scheduled timers.
  36  */
  37 class runloop : public boost::noncopyable
  38 {
  39 public:
  40
  41         /**
  42          * Construct a runloop.
  43          */
  44         runloop() :
  45                 stop_(false)
  46         {
  47 #if ENABLE_THREADS
  48                 thread_id_ = 0;
  49 #endif
  50         }
  51
  52         /**
  53          * Do one iteration of the runloop.
  54          */
  55         void run_once();
  56
  57
  58         /**
  59          * Start running the runloop.
  60          * \return The exit code.
  61          */
  62         int run();
  63
  64         /**
  65          * Stop the runloop.
  66          * \param code The exit code.
  67          */
  68         void stop(int code = 0);
  69
  70
  71         void add_timer(timer& timer);
  72         void remove_timer(timer& timer);
  73
  74
  75 private:
  76
  77         bool            stop_;
  78         int                     code_;
  79
  80         typedef std::vector<timer*> timer_table;
  81         timer_table     timers_;
  82         timer_table::iterator timers_it_;
  83
  84 #if ENABLE_THREADS
  85         MOOF_DECLARE_MUTEX(timers_mutex_);
  86         uint32_t        thread_id_;
  87 #endif
  88 };
  89
  90
  91 } // namespace moof
  92
  93 #endif // _MOOF_RUNLOOP_HH_
  94