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
11 #include <boost/interprocess/detail/config_begin.hpp>
12 #include <boost/interprocess/shared_memory_object.hpp>
13 #include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
14 #include <boost/interprocess/exceptions.hpp>
15 #include "named_creation_template.hpp"
16 #include <cstring> //for strcmp, memset
17 #include <iostream> //for cout
18 #include <string>
19 #include "get_process_id_name.hpp"
20
21 using namespace boost::interprocess;
22
23 static const std::size_t ShmSize = 1000;
24 static const char * ShmName = test::get_process_id_name();
25
26 struct eraser
27 {
~erasereraser28 ~eraser()
29 {
30 shared_memory_object::remove(ShmName);
31 }
32 };
33
34 typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> shared_memory;
35
36 //This wrapper is necessary to have a common constructor
37 //in generic named_creation_template functions
38 class shared_memory_creation_test_wrapper
39 : public eraser
40 , public shared_memory
41 {
42
43 public:
shared_memory_creation_test_wrapper(create_only_t)44 shared_memory_creation_test_wrapper(create_only_t)
45 : shared_memory(create_only, ShmName, ShmSize, read_write, 0, permissions())
46 {}
47
shared_memory_creation_test_wrapper(open_only_t)48 shared_memory_creation_test_wrapper(open_only_t)
49 : shared_memory(open_only, ShmName, read_write, 0)
50 {}
51
shared_memory_creation_test_wrapper(open_or_create_t)52 shared_memory_creation_test_wrapper(open_or_create_t)
53 : shared_memory(open_or_create, ShmName, ShmSize, read_write, 0, permissions())
54 {}
55 };
56
57
main()58 int main ()
59 {
60 try{
61 shared_memory_object::remove(ShmName);
62 test::test_named_creation<shared_memory_creation_test_wrapper>();
63
64 //Create and get name, size and address
65 {
66 shared_memory_object::remove(ShmName);
67 shared_memory shm1(create_only, ShmName, ShmSize, read_write, 0, permissions());
68
69 //Overwrite all memory
70 std::memset(shm1.get_user_address(), 0, shm1.get_user_size());
71
72 //Now test move semantics
73 shared_memory move_ctor(boost::move(shm1));
74 shared_memory move_assign;
75 move_assign = boost::move(move_ctor);
76 }
77 }
78 catch(std::exception &ex){
79 shared_memory_object::remove(ShmName);
80 std::cout << ex.what() << std::endl;
81 return 1;
82 }
83 shared_memory_object::remove(ShmName);
84 return 0;
85 }
86
87 #include <boost/interprocess/detail/config_end.hpp>
88