Difference between revisions of "CPP/Boost/Threads"

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(Threads.cpp)
(Threads.cpp)
Line 32: Line 32:
 
   {
 
   {
 
     temp = sin(i) / i;
 
     temp = sin(i) / i;
     cout << "\r" << setw(10) << i << setw(10) << temp;
+
     std::cout << "\r" << std::setw(10) << i << setw(10) << temp;
     cout.flush();
+
     std::cout.flush();
 
   }
 
   }
 
   std::cout << "End LongFunction" << std::endl;
 
   std::cout << "End LongFunction" << std::endl;

Revision as of 21:55, 23 November 2010

Threads.cpp

#include <iostream>
#include <vector>
#include <cstdlib>
 
#include <cmath>
#include <boost/thread.hpp>
 
void LongFunction();
 
int main(int argc, char* argv[])
{
  std::cout << "Main: Before thread call" << std::endl;
 
  boost::thread MyThread(&LongFunction);
 
  std::cout << "Main: After thread call" << std::endl;
 
  MyThread.join();
 
  return 0;
}
 
void LongFunction()
{
  std::cout << "Start LongFunction" << std::endl;
  unsigned int BigNum = 1e7;
 
  double temp;
  for(unsigned int i = 1; i < BigNum; i++)
  {
    temp = sin(i) / i;
    std::cout << "\r" << std::setw(10) << i << setw(10) << temp;
    std::cout.flush();
  }
  std::cout << "End LongFunction" << std::endl;
}