1//
2// detail/assert.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_ASSERT_HPP
12#define BOOST_ASIO_DETAIL_ASSERT_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#if defined(BOOST_ASIO_HAS_BOOST_ASSERT)
21# include <boost/assert.hpp>
22#else // defined(BOOST_ASIO_HAS_BOOST_ASSERT)
23# include <cassert>
24#endif // defined(BOOST_ASIO_HAS_BOOST_ASSERT)
25
26#if defined(BOOST_ASIO_HAS_BOOST_ASSERT)
27# define BOOST_ASIO_ASSERT(expr) BOOST_ASSERT(expr)
28#else // defined(BOOST_ASIO_HAS_BOOST_ASSERT)
29# define BOOST_ASIO_ASSERT(expr) assert(expr)
30#endif // defined(BOOST_ASIO_HAS_BOOST_ASSERT)
31
32#endif // BOOST_ASIO_DETAIL_ASSERT_HPP
33

source code of boost/boost/asio/detail/assert.hpp