ceph/src/boost/libs/filesystem/test/issues/11166-remove-race.cpp

   1 #include <boost/filesystem.hpp>
   2 #include <boost/thread.hpp>
   3 #include <fstream>
   4
   5 boost::condition_variable cond;
   6 boost::mutex mut;
   7
   8 #define FNAME ("remove-test")
   9 void remover()
  10 {
  11     while(1)
  12     {
  13         boost::filesystem::remove(FNAME);
  14     }
  15 }
  16
  17 void creater()
  18 {
  19     for(int i=0; i<100000; i++) std::fstream(FNAME, std::fstream::out);
  20 }
  21
  22 int main()
  23 {
  24     boost::filesystem::remove(FNAME);
  25     boost::filesystem::remove(FNAME);
  26
  27     std::cout <<
  28         "If you got this far, it's OK to remove a file that doesn't exist\n"
  29         "Now trying with one creator thread and two remover threads.\n"
  30         "This is likely to crash after just a few seconds at most." <<
  31         std::endl;
  32
  33     boost::thread c(creater), r1(remover), r2(remover);
  34
  35     c.join();
  36     r1.interrupt(); r1.join();
  37     r2.interrupt(); r2.join();
  38 }