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dining.C
Package: threads-2.0.tar.gz　[view]
Upload User: shtangtang
Upload Date: 2007-01-04
Package Size: 167k
Code Size: 1k
Category:

Linux-Unix program

Development Platform:

Unix_Linux

dining.C：Code Content
  2. #define __THREADS_MAIN
  3. #include <thread.h>
  5. #include "philosopher.h"
  6. #include "dining.h"
  8. dining::dining(int p_no)
  9. { 
  10.   p_fork = new mutex[p_no];
  11.   for( philosophers=0;philosophers<p_no;philosophers++ )
  12.     (void)new philosopher(philosophers,p_no,this);
  13. }
  15. dining::~dining()
  16. {
  17.   do {
  18.     cout << philosophers << " are left." << endl;
  19.     p_finish.wait(p_single);
  20.   } while( philosophers-- > 1 );
  21.   cout << "Diner closing." << endl;
  22. }
  24. void dining::finished()
  25. {
  26.   p_single.lock();
  27.   p_finish.signal();
  28.   p_single.unlock();
  29. }
  31. mutex& dining::fork(int p_no)
  32. {
  33.   return p_fork[p_no];
  34. }