third_party/boost/filesystem/test/issues/11166-remove-race.cpp

#include <boost/filesystem.hpp>
#include <boost/thread.hpp>
#include <fstream>

boost::condition_variable cond;
boost::mutex mut;

#define FNAME ("remove-test")
void remover()
{
    while(1)
    {
        boost::filesystem::remove(FNAME);
    }
}

void creater()
{
    for(int i=0; i<100000; i++) std::fstream(FNAME, std::fstream::out);
}

int main()
{
    boost::filesystem::remove(FNAME);
    boost::filesystem::remove(FNAME);

    std::cout <<
        "If you got this far, it's OK to remove a file that doesn't exist\n"
        "Now trying with one creator thread and two remover threads.\n"
        "This is likely to crash after just a few seconds at most." <<
        std::endl;

    boost::thread c(creater), r1(remover), r2(remover);

    c.join();
    r1.interrupt(); r1.join();
    r2.interrupt(); r2.join();
}