WebSocket++  0.8.0-dev
C++ websocket client/server library
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system_error.hpp
1 /*
2  * Copyright (c) 2014, Peter Thorson. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  * * Redistributions of source code must retain the above copyright
7  * notice, this list of conditions and the following disclaimer.
8  * * Redistributions in binary form must reproduce the above copyright
9  * notice, this list of conditions and the following disclaimer in the
10  * documentation and/or other materials provided with the distribution.
11  * * Neither the name of the WebSocket++ Project nor the
12  * names of its contributors may be used to endorse or promote products
13  * derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  */
27 
28 #ifndef WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
29 #define WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
30 
31 
32 #include <websocketpp/common/cpp11.hpp>
33 
34 // If we've determined that we're in full C++11 mode and the user hasn't
35 // explicitly disabled the use of C++11 system_error header, then prefer it to
36 // boost.
37 #if defined _WEBSOCKETPP_CPP11_INTERNAL_ && !defined _WEBSOCKETPP_NO_CPP11_SYSTEM_ERROR_
38  #ifndef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
39  #define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
40  #endif
41 #endif
42 
43 // If we're on Visual Studio 2010 or higher and haven't explicitly disabled
44 // the use of C++11 system_error header then prefer it to boost.
45 #if defined(_MSC_VER) && _MSC_VER >= 1600 && !defined _WEBSOCKETPP_NO_CPP11_SYSTEM_ERROR_
46  #ifndef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
47  #define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
48  #endif
49 #endif
50 
51 
52 
53 #ifdef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
54  #include <system_error>
55 #else
56  #include <boost/system/error_code.hpp>
57  #include <boost/system/system_error.hpp>
58 #endif
59 
60 namespace websocketpp {
61 namespace lib {
62 
63 #ifdef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
64  using std::errc;
65  using std::error_code;
66  using std::error_category;
67  using std::error_condition;
68  using std::system_error;
69  #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_ namespace std {
70  #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_ }
71 #else
72  namespace errc = boost::system::errc;
73  using boost::system::error_code;
74  using boost::system::error_category;
75  using boost::system::error_condition;
76  using boost::system::system_error;
77  #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_ namespace boost { namespace system {
78  #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_ }}
79 #endif
80 
81 } // namespace lib
82 } // namespace websocketpp
83 
84 #endif // WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
void handle_accept(connection_ptr con, lib::error_code const &ec)
Handler callback for start_accept.