annotate DEPENDENCIES/generic/include/boost/asio/detail/null_tss_ptr.hpp @ 133:4acb5d8d80b6 tip

Don't fail environmental check if README.md exists (but .txt and no-suffix don't)
author Chris Cannam
date Tue, 30 Jul 2019 12:25:44 +0100
parents c530137014c0
children
rev   line source
Chris@16 1 //
Chris@16 2 // detail/null_tss_ptr.hpp
Chris@16 3 // ~~~~~~~~~~~~~~~~~~~~~~~
Chris@16 4 //
Chris@101 5 // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
Chris@16 6 //
Chris@16 7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16 8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16 9 //
Chris@16 10
Chris@16 11 #ifndef BOOST_ASIO_DETAIL_NULL_TSS_PTR_HPP
Chris@16 12 #define BOOST_ASIO_DETAIL_NULL_TSS_PTR_HPP
Chris@16 13
Chris@16 14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16 15 # pragma once
Chris@16 16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16 17
Chris@16 18 #include <boost/asio/detail/config.hpp>
Chris@16 19
Chris@16 20 #if !defined(BOOST_ASIO_HAS_THREADS)
Chris@16 21
Chris@16 22 #include <boost/asio/detail/noncopyable.hpp>
Chris@16 23
Chris@16 24 #include <boost/asio/detail/push_options.hpp>
Chris@16 25
Chris@16 26 namespace boost {
Chris@16 27 namespace asio {
Chris@16 28 namespace detail {
Chris@16 29
Chris@16 30 template <typename T>
Chris@16 31 class null_tss_ptr
Chris@16 32 : private noncopyable
Chris@16 33 {
Chris@16 34 public:
Chris@16 35 // Constructor.
Chris@16 36 null_tss_ptr()
Chris@16 37 : value_(0)
Chris@16 38 {
Chris@16 39 }
Chris@16 40
Chris@16 41 // Destructor.
Chris@16 42 ~null_tss_ptr()
Chris@16 43 {
Chris@16 44 }
Chris@16 45
Chris@16 46 // Get the value.
Chris@16 47 operator T*() const
Chris@16 48 {
Chris@16 49 return value_;
Chris@16 50 }
Chris@16 51
Chris@16 52 // Set the value.
Chris@16 53 void operator=(T* value)
Chris@16 54 {
Chris@16 55 value_ = value;
Chris@16 56 }
Chris@16 57
Chris@16 58 private:
Chris@16 59 T* value_;
Chris@16 60 };
Chris@16 61
Chris@16 62 } // namespace detail
Chris@16 63 } // namespace asio
Chris@16 64 } // namespace boost
Chris@16 65
Chris@16 66 #include <boost/asio/detail/pop_options.hpp>
Chris@16 67
Chris@16 68 #endif // !defined(BOOST_ASIO_HAS_THREADS)
Chris@16 69
Chris@16 70 #endif // BOOST_ASIO_DETAIL_NULL_TSS_PTR_HPP