1 // 2 // detail/scoped_ptr.hpp 3 // ~~~~~~~~~~~~~~~~~~~~~ 4 // 5 // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com) 6 // 7 // Distributed under the Boost Software License, Version 1.0. (See accompanying 8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 9 // 10 11 #ifndef BOOST_ASIO_DETAIL_SCOPED_PTR_HPP 12 #define BOOST_ASIO_DETAIL_SCOPED_PTR_HPP 13 14 #if defined(_MSC_VER) && (_MSC_VER >= 1200) 15 # pragma once 16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) 17 18 #include <boost/asio/detail/config.hpp> 19 20 #include <boost/asio/detail/push_options.hpp> 21 22 namespace boost { 23 namespace asio { 24 namespace detail { 25 26 template <typename T> 27 class scoped_ptr 28 { 29 public: 30 // Constructor. scoped_ptr(T * p=0)31 explicit scoped_ptr(T* p = 0) 32 : p_(p) 33 { 34 } 35 36 // Destructor. ~scoped_ptr()37 ~scoped_ptr() 38 { 39 delete p_; 40 } 41 42 // Access. get()43 T* get() 44 { 45 return p_; 46 } 47 48 // Access. operator ->()49 T* operator->() 50 { 51 return p_; 52 } 53 54 // Dereference. operator *()55 T& operator*() 56 { 57 return *p_; 58 } 59 60 // Reset pointer. reset(T * p=0)61 void reset(T* p = 0) 62 { 63 delete p_; 64 p_ = p; 65 } 66 67 private: 68 // Disallow copying and assignment. 69 scoped_ptr(const scoped_ptr&); 70 scoped_ptr& operator=(const scoped_ptr&); 71 72 T* p_; 73 }; 74 75 } // namespace detail 76 } // namespace asio 77 } // namespace boost 78 79 #include <boost/asio/detail/pop_options.hpp> 80 81 #endif // BOOST_ASIO_DETAIL_SCOPED_PTR_HPP 82