| // Copyright (C) 2000 Stephen Cleary |
| // |
| // 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 for updates, documentation, and revision history. |
| |
| #ifndef BOOST_POOL_GUARD_HPP |
| #define BOOST_POOL_GUARD_HPP |
| |
| // Extremely Light-Weight guard glass |
| |
| namespace boost { |
| |
| namespace details { |
| namespace pool { |
| |
| template <typename Mutex> |
| class guard |
| { |
| private: |
| Mutex & mtx; |
| |
| guard(const guard &); |
| void operator=(const guard &); |
| |
| public: |
| explicit guard(Mutex & nmtx) |
| :mtx(nmtx) { mtx.lock(); } |
| |
| ~guard() { mtx.unlock(); } |
| }; |
| |
| } // namespace pool |
| } // namespace details |
| |
| } // namespace boost |
| |
| #endif |