ceph/src/boost/libs/interprocess/test/file_lock_test.cpp

   1 //////////////////////////////////////////////////////////////////////////////
   2 //
   3 // (C) Copyright Ion Gaztanaga 2004-2012. Distributed under the Boost
   4 // Software License, Version 1.0. (See accompanying file
   5 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 //
   7 // See http://www.boost.org/libs/interprocess for documentation.
   8 //
   9 //////////////////////////////////////////////////////////////////////////////
  10 #include <boost/interprocess/detail/config_begin.hpp>
  11 #include <boost/interprocess/detail/workaround.hpp>
  12 #include <boost/interprocess/sync/file_lock.hpp>
  13 #include <boost/interprocess/sync/scoped_lock.hpp>
  14 #include <boost/interprocess/file_mapping.hpp>
  15 #include <boost/date_time/posix_time/posix_time_types.hpp>
  16 #include "mutex_test_template.hpp"
  17 #include "sharable_mutex_test_template.hpp"
  18 #include "get_process_id_name.hpp"
  19 #include <fstream>
  20 #include <cstdio> //std::remove
  21
  22 using namespace boost::interprocess;
  23
  24 static const std::size_t FileSize = 1000;
  25 inline std::string get_filename()
  26 {
  27    std::string ret (ipcdetail::get_temporary_path());
  28    ret += "/";
  29    ret += test::get_process_id_name();
  30    return ret;
  31 }
  32
  33 //This wrapper is necessary to have a default constructor
  34 //in generic mutex_test_template functions
  35 class file_lock_lock_test_wrapper
  36    : public boost::interprocess::file_lock
  37 {
  38    public:
  39    file_lock_lock_test_wrapper()
  40       :  boost::interprocess::file_lock(get_filename().c_str())
  41    {}
  42 };
  43
  44 int main ()
  45 {
  46    //Destroy and create file
  47    {
  48       std::remove(get_filename().c_str());
  49       std::ofstream file(get_filename().c_str());
  50       if(!file){
  51          return 1;
  52       }
  53       file_lock flock(get_filename().c_str());
  54       {
  55       scoped_lock<file_lock> sl(flock);
  56       }
  57       {
  58       scoped_lock<file_lock> sl(flock, try_to_lock);
  59       }
  60       {
  61       scoped_lock<file_lock> sl(flock, test::delay(1));
  62       }
  63    }
  64    {
  65       //Now test move semantics
  66       file_lock mapping(get_filename().c_str());
  67       file_lock move_ctor(boost::move(mapping));
  68       file_lock move_assign;
  69       move_assign = boost::move(move_ctor);
  70       mapping.swap(move_assign);
  71    }
  72
  73    //test::test_all_lock<file_lock_lock_test_wrapper>();
  74    //test::test_all_mutex<file_lock_lock_test_wrapper>();
  75    //test::test_all_sharable_mutex<file_lock_lock_test_wrapper>();
  76    std::remove(get_filename().c_str());
  77
  78    return 0;
  79 }
  80
  81 #include <boost/interprocess/detail/config_end.hpp>