artvertiser/FProfiler/FThread.h

   1 /*
   2  *  FThread.h
   3  *  F
   4  *
   5  *  Created by damian on 25/5/08.
   6  *  Copyright 2008 frey damian@frey.co.nz. All rights reserved.
   7  *
   8  */
   9
  10 #ifndef _THREAD_H
  11 #define _THREAD_H
  12
  13 #include <pthread.h>
  14 #include <assert.h>
  15 #include <stdio.h>
  16
  17 /** base class for threads */
  18
  19 class FThread
  20 {
  21 public:
  22     FThread( ) { thread_running = false; }
  23     virtual ~FThread() { if ( thread_running ) StopThread(); }
  24
  25     /// start running the ThreadedFunction. thread_priority only takes effect if running as root.
  26     void StartThread( int thread_priority = 0 ) ;
  27     /// stop running ThreadedFunction
  28     void StopThread();
  29
  30 protected:
  31
  32     /// override this to do what you want on this object
  33     /// called repeatedly until the thread should die
  34     virtual void ThreadedFunction() { printf("FThread::ThreadedFunction running.. override me!\n"); }
  35
  36
  37     /// called internally
  38     static void * run_function(void * objPtr){
  39         FThread* the_fthread = (FThread*)objPtr;
  40
  41         while( !the_fthread->thread_should_stop )
  42             the_fthread->ThreadedFunction();
  43
  44         the_fthread->thread_running = false;
  45
  46         pthread_exit(0);
  47         return 0;
  48     }
  49
  50     pthread_t the_thread;
  51     bool thread_running;
  52     bool thread_should_stop;
  53
  54 };
  55
  56 class FThreadContext
  57 {
  58 public:
  59         FThreadContext() { Set(); }
  60
  61         /// set to the current thread context
  62         void Set() { context = pthread_self(); }
  63
  64         /// equal?
  65         bool operator == ( const FThreadContext& other ) const { return pthread_equal( context, other.context ); }
  66
  67 private:
  68         pthread_t context;
  69 };
  70
  71 #endif