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28 lines
832 B
28 lines
832 B
// A model of the Lockable concept from Boost.Thread which |
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// does nothing. It can be passed as the Mutex template parameter |
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// for a signal, if the user wishes to disable thread-safety |
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// (presumably for performance reasons). |
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// Copyright Frank Mori Hess 2008. |
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// Distributed under the Boost Software License, Version |
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// 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// See http://www.boost.org/libs/signals2 for library home page. |
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#ifndef BOOST_SIGNALS2_DUMMY_MUTEX_HPP |
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#define BOOST_SIGNALS2_DUMMY_MUTEX_HPP |
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namespace boost { |
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namespace signals2 { |
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class dummy_mutex |
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{ |
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public: |
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void lock() {} |
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bool try_lock() {return true;} |
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void unlock() {} |
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}; |
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} // end namespace signals2 |
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} // end namespace boost |
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#endif // BOOST_SIGNALS2_DUMMY_MUTEX_HPP
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