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61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2006-2007. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/interprocess for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#include <boost/interprocess/detail/config_begin.hpp>
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#include <boost/interprocess/detail/workaround.hpp>
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//[doc_contA
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#include <boost/interprocess/managed_shared_memory.hpp>
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#include <boost/interprocess/containers/vector.hpp>
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#include <boost/interprocess/allocators/allocator.hpp>
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int main ()
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{
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using namespace boost::interprocess;
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try{
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//Shared memory front-end that is able to construct objects
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//associated with a c-string. Erase previous shared memory with the name
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//to be used and create the memory segment at the specified address and initialize resources
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shared_memory_object::remove("MySharedMemory");
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managed_shared_memory segment
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(create_only
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,"MySharedMemory" //segment name
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,65536); //segment size in bytes
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//Alias an STL compatible allocator of ints that allocates ints from the managed
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//shared memory segment. This allocator will allow to place containers
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//in managed shared memory segments
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typedef allocator<int, managed_shared_memory::segment_manager>
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ShmemAllocator;
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//Alias a vector that uses the previous STL-like allocator
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typedef vector<int, ShmemAllocator> MyVector;
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//Initialize shared memory STL-compatible allocator
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const ShmemAllocator alloc_inst (segment.get_segment_manager());
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//Construct a shared memory
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MyVector *myvector =
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segment.construct<MyVector>("MyVector") //object name
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(alloc_inst);//first ctor parameter
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//Insert data in the vector
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for(int i = 0; i < 100; ++i){
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myvector->push_back(i);
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}
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}
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catch(...){
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shared_memory_object::remove("MySharedMemory");
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throw;
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}
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shared_memory_object::remove("MySharedMemory");
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return 0;
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}
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//]
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#include <boost/interprocess/detail/config_end.hpp>
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