NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
chrono.hpp
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1 /*
2  * Copyright (c) 2015, 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
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20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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26  */
27 
28 #ifndef WEBSOCKETPP_COMMON_CHRONO_HPP
29 #define WEBSOCKETPP_COMMON_CHRONO_HPP
30 
32 
33 // If we've determined that we're in full C++11 mode and the user hasn't
34 // explicitly disabled the use of C++11 functional header, then prefer it to
35 // boost.
36 #if defined _WEBSOCKETPP_CPP11_INTERNAL_ && !defined _WEBSOCKETPP_NO_CPP11_CHRONO_
37  #ifndef _WEBSOCKETPP_CPP11_CHRONO_
38  #define _WEBSOCKETPP_CPP11_CHRONO_
39  #endif
40 #endif
41 
42 // If we're on Visual Studio 2012 or higher and haven't explicitly disabled
43 // the use of C++11 chrono header then prefer it to boost.
44 #if defined(_MSC_VER) && _MSC_VER >= 1700 && !defined _WEBSOCKETPP_NO_CPP11_CHRONO_
45  #ifndef _WEBSOCKETPP_CPP11_CHRONO_
46  #define _WEBSOCKETPP_CPP11_CHRONO_
47  #endif
48 #endif
49 
50 #ifdef _WEBSOCKETPP_CPP11_CHRONO_
51  #include <chrono>
52 #else
53  #include <boost/chrono.hpp>
54 #endif
55 
56 namespace websocketpp {
57 namespace lib {
58 
59 #ifdef _WEBSOCKETPP_CPP11_CHRONO_
60  namespace chrono = std::chrono;
61 #else
62  namespace chrono = boost::chrono;
63 #endif
64 
65 } // namespace lib
66 } // namespace websocketpp
67 
68 #endif // WEBSOCKETPP_COMMON_CHRONO_HPP
Namespace for the WebSocket++ project.
Definition: base64.hpp:41