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58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztañaga 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_contB
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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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#include <algorithm>
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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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//An special shared memory where we can
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//construct objects associated with a name.
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//Connect to the already created shared memory segment
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//and initialize needed resources
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managed_shared_memory segment
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(open_only
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,"MySharedMemory"); //segment name
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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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//Find the vector using the c-string name
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MyVector *myvector = segment.find<MyVector>("MyVector").first;
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//Use vector in reverse order
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std::sort(myvector->rbegin(), myvector->rend());
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// . . .
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//When done, destroy the vector from the segment
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segment.destroy<MyVector>("MyVector");
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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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