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Library/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp
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19 дек 2024, 19:11
19 дек 2024, 19:11
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////////////////////////////////////////////////////////////////////////////// // // (C) Copyright Ion Gaztanaga 2006-2012. 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_anonymous_shared_memory #include <boost/interprocess/anonymous_shared_memory.hpp> #include <boost/interprocess/mapped_region.hpp> #include <iostream> #include <cstring> int main () { using namespace boost::interprocess; try{ //Create an anonymous shared memory segment with size 1000 mapped_region region(anonymous_shared_memory(1000)); //Write all the memory to 1 std::memset(region.get_address(), 1, region.get_size()); //The segment is unmapped when "region" goes out of scope } catch(interprocess_exception &ex){ std::cout << ex.what() << std::endl; return 1; } return 0; } //] #include <boost/interprocess/detail/config_end.hpp>