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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp | |
parent | Initial commit. (diff) | |
download | ceph-upstream/16.2.11+ds.tar.xz ceph-upstream/16.2.11+ds.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp')
-rw-r--r-- | src/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp b/src/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp new file mode 100644 index 000000000..3fb49e1e8 --- /dev/null +++ b/src/boost/libs/interprocess/example/doc_anonymous_shared_memory.cpp @@ -0,0 +1,36 @@ +////////////////////////////////////////////////////////////////////////////// +// +// (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> |