| ////////////////////////////////////////////////////////////////////////////// |
| // |
| // (C) Copyright Ion Gaztanaga 2006-2009. Distributed under the Boost |
| // Software License, Version 1.0. (See accompanying file |
| // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // See http://www.boost.org/libs/interprocess for documentation. |
| // |
| ////////////////////////////////////////////////////////////////////////////// |
| #include <boost/interprocess/detail/config_begin.hpp> |
| //[doc_managed_construction_info |
| #include <boost/interprocess/managed_shared_memory.hpp> |
| #include <cassert> |
| #include <cstring> |
| //<- |
| #include "../test/get_process_id_name.hpp" |
| //-> |
| |
| class my_class |
| { |
| //... |
| }; |
| |
| int main() |
| { |
| using namespace boost::interprocess; |
| |
| //Remove shared memory on construction and destruction |
| struct shm_remove |
| { |
| //<- |
| #if 1 |
| shm_remove() { shared_memory_object::remove(test::get_process_id_name()); } |
| ~shm_remove(){ shared_memory_object::remove(test::get_process_id_name()); } |
| #else |
| //-> |
| shm_remove() { shared_memory_object::remove("MySharedMemory"); } |
| ~shm_remove(){ shared_memory_object::remove("MySharedMemory"); } |
| //<- |
| #endif |
| //-> |
| } remover; |
| |
| //<- |
| #if 1 |
| managed_shared_memory managed_shm(create_only, test::get_process_id_name(), 10000*sizeof(std::size_t)); |
| #else |
| //-> |
| managed_shared_memory managed_shm(create_only, "MySharedMemory", 10000*sizeof(std::size_t)); |
| //<- |
| #endif |
| //-> |
| |
| //Construct objects |
| my_class *named_object = managed_shm.construct<my_class>("Object name")[1](); |
| my_class *unique_object = managed_shm.construct<my_class>(unique_instance)[2](); |
| my_class *anon_object = managed_shm.construct<my_class>(anonymous_instance)[3](); |
| |
| //Now test "get_instance_name" function. |
| assert(0 == std::strcmp(managed_shared_memory::get_instance_name(named_object), "Object name")); |
| assert(0 == managed_shared_memory::get_instance_name(unique_object)); |
| assert(0 == managed_shared_memory::get_instance_name(anon_object)); |
| |
| //Now test "get_instance_type" function. |
| assert(named_type == managed_shared_memory::get_instance_type(named_object)); |
| assert(unique_type == managed_shared_memory::get_instance_type(unique_object)); |
| assert(anonymous_type == managed_shared_memory::get_instance_type(anon_object)); |
| |
| //Now test "get_instance_length" function. |
| assert(1 == managed_shared_memory::get_instance_length(named_object)); |
| assert(2 == managed_shared_memory::get_instance_length(unique_object)); |
| assert(3 == managed_shared_memory::get_instance_length(anon_object)); |
| |
| managed_shm.destroy_ptr(named_object); |
| managed_shm.destroy_ptr(unique_object); |
| managed_shm.destroy_ptr(anon_object); |
| return 0; |
| } |
| //] |
| #include <boost/interprocess/detail/config_end.hpp> |