system_error.hpp 3.3 KB

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  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. #ifndef WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
  28. #define WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
  29. #include <websocketpp/common/cpp11.hpp>
  30. // If we've determined that we're in full C++11 mode and the user hasn't
  31. // explicitly disabled the use of C++11 system_error header, then prefer it to
  32. // boost.
  33. #if defined _WEBSOCKETPP_CPP11_INTERNAL_ && !defined _WEBSOCKETPP_NO_CPP11_SYSTEM_ERROR_
  34. #ifndef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
  35. #define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
  36. #endif
  37. #endif
  38. // If we're on Visual Studio 2010 or higher and haven't explicitly disabled
  39. // the use of C++11 system_error header then prefer it to boost.
  40. #if defined(_MSC_VER) && _MSC_VER >= 1600 && !defined _WEBSOCKETPP_NO_CPP11_SYSTEM_ERROR_
  41. #ifndef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
  42. #define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
  43. #endif
  44. #endif
  45. #ifdef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
  46. #include <system_error>
  47. #else
  48. #include <boost/system/error_code.hpp>
  49. #include <boost/system/system_error.hpp>
  50. #endif
  51. namespace websocketpp {
  52. namespace lib {
  53. #ifdef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
  54. using std::errc;
  55. using std::error_code;
  56. using std::error_category;
  57. using std::error_condition;
  58. using std::system_error;
  59. #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_ namespace std {
  60. #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_ }
  61. #else
  62. namespace errc = boost::system::errc;
  63. using boost::system::error_code;
  64. using boost::system::error_category;
  65. using boost::system::error_condition;
  66. using boost::system::system_error;
  67. #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_ namespace boost { namespace system {
  68. #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_ }}
  69. #endif
  70. } // namespace lib
  71. } // namespace websocketpp
  72. #endif // WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP