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/sync/file_lock.hpp> 11 #include <boost/interprocess/sync/scoped_lock.hpp> 12 #include <boost/interprocess/file_mapping.hpp> 13 #include <boost/date_time/posix_time/posix_time_types.hpp> 14 #include "mutex_test_template.hpp" 15 #include "sharable_mutex_test_template.hpp" 16 #include "get_process_id_name.hpp" 17 #include <fstream> 18 #include <cstdio> //std::remove 19 20 using namespace boost::interprocess; 21 get_filename()22inline std::string get_filename() 23 { 24 std::string ret (ipcdetail::get_temporary_path()); 25 ret += "/"; 26 ret += test::get_process_id_name(); 27 return ret; 28 } 29 30 //This wrapper is necessary to have a default constructor 31 //in generic mutex_test_template functions 32 class file_lock_lock_test_wrapper 33 : public boost::interprocess::file_lock 34 { 35 public: file_lock_lock_test_wrapper()36 file_lock_lock_test_wrapper() 37 : boost::interprocess::file_lock(get_filename().c_str()) 38 {} 39 }; 40 main()41int main () 42 { 43 //Destroy and create file 44 { 45 std::remove(get_filename().c_str()); 46 std::ofstream file(get_filename().c_str()); 47 if(!file){ 48 return 1; 49 } 50 file_lock flock(get_filename().c_str()); 51 { 52 scoped_lock<file_lock> sl(flock); 53 } 54 { 55 scoped_lock<file_lock> sl(flock, try_to_lock); 56 } 57 { 58 scoped_lock<file_lock> sl(flock, test::delay(1)); 59 } 60 } 61 { 62 //Now test move semantics 63 file_lock mapping(get_filename().c_str()); 64 file_lock move_ctor(boost::move(mapping)); 65 file_lock move_assign; 66 move_assign = boost::move(move_ctor); 67 mapping.swap(move_assign); 68 } 69 70 //test::test_all_lock<file_lock_lock_test_wrapper>(); 71 //test::test_all_mutex<file_lock_lock_test_wrapper>(); 72 //test::test_all_sharable_mutex<file_lock_lock_test_wrapper>(); 73 std::remove(get_filename().c_str()); 74 75 return 0; 76 } 77 78