WCudaMSE/Tuto_Boost/src/cpp/core/thread/02_thread_procedure_args.cpp

   1 #include <iostream>
   2 #include <boost/thread.hpp>
   3
   4
   5 using std::cout;
   6 using std::endl;
   7
   8 using boost::thread;
   9 using boost::chrono::milliseconds;
  10 using boost::this_thread::sleep_for;
  11
  12 /*----------------------------------------------------------------------*\
  13  |*                     Declaration                                     *|
  14  \*---------------------------------------------------------------------*/
  15
  16 /*--------------------------------------*\
  17  |*             Imported                *|
  18  \*-------------------------------------*/
  19
  20 /*--------------------------------------*\
  21  |*             Public                  *|
  22  \*-------------------------------------*/
  23
  24 void helloThread_ProcedureArgs(void);
  25
  26 /*--------------------------------------*\
  27  |*             Private                 *|
  28  \*-------------------------------------*/
  29
  30 static void runnable(float x);
  31
  32 /*----------------------------------------------------------------------*\
  33  |*                     Implementation                                  *|
  34  \*---------------------------------------------------------------------*/
  35
  36 /*--------------------------------------*\
  37  |*             Public                  *|
  38  \*-------------------------------------*/
  39
  40 void helloThread_ProcedureArgs(void)
  41     {
  42     cout << "\nthread : procedure args : start" << endl;
  43
  44     float x = 3.14;
  45    thread threadRunnable(runnable, x); // x sera passer à runnable
  46
  47     cout << "Waiting for thread ..." << endl;
  48
  49     threadRunnable.join();
  50
  51     cout << "thread : procedure args : end" << endl;
  52     }
  53
  54 /*--------------------------------------*\
  55  |*             Private                 *|
  56  \*-------------------------------------*/
  57
  58 void runnable(float x)
  59     {
  60     cout << "runnable : start" << endl;
  61     cout << "x = " << x << endl;
  62
  63     // Pretend to do something useful...
  64         {
  65         sleep_for(milliseconds(2000)); // from version 1.53 only
  66         }
  67
  68     cout << "runnable: end" << endl;
  69     }
  70
  71 /*----------------------------------------------------------------------*\
  72  |*                     End                                             *|
  73  \*---------------------------------------------------------------------*/
  74