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  1. // Variable Templates For system_error -*- C++ -*-
  2.  
  3. // Copyright (C) 2014-2015 Free Software Foundation, Inc.
  4. //
  5. // This file is part of the GNU ISO C++ Library.  This library is free
  6. // software; you can redistribute it and/or modify it under the
  7. // terms of the GNU General Public License as published by the
  8. // Free Software Foundation; either version 3, or (at your option)
  9. // any later version.
  10.  
  11. // This library is distributed in the hope that it will be useful,
  12. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14. // GNU General Public License for more details.
  15.  
  16. // Under Section 7 of GPL version 3, you are granted additional
  17. // permissions described in the GCC Runtime Library Exception, version
  18. // 3.1, as published by the Free Software Foundation.
  19.  
  20. // You should have received a copy of the GNU General Public License and
  21. // a copy of the GCC Runtime Library Exception along with this program;
  22. // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23. // <http://www.gnu.org/licenses/>.
  24.  
  25. /** @file experimental/system_error
  26.  *  This is a TS C++ Library header.
  27.  */
  28.  
  29. //
  30. // N3932 Variable Templates For Type Traits (Revision 1)
  31. //
  32.  
  33. #ifndef _GLIBCXX_EXPERIMENTAL_SYSTEM_ERROR
  34. #define _GLIBCXX_EXPERIMENTAL_SYSTEM_ERROR 1
  35.  
  36. #pragma GCC system_header
  37.  
  38. #if __cplusplus <= 201103L
  39. # include <bits/c++14_warning.h>
  40. #else
  41.  
  42. #include <system_error>
  43.  
  44.  
  45. namespace std _GLIBCXX_VISIBILITY(default)
  46. {
  47. namespace experimental
  48. {
  49. inline namespace fundamentals_v1
  50. {
  51. _GLIBCXX_BEGIN_NAMESPACE_VERSION
  52. // See C++14 ยง19.5, System error support
  53. template <typename _Tp>
  54.   constexpr bool is_error_code_enum_v = is_error_code_enum<_Tp>::value;
  55. template <typename _Tp>
  56.   constexpr bool is_error_condition_enum_v =
  57.     is_error_condition_enum<_Tp>::value;
  58. _GLIBCXX_END_NAMESPACE_VERSION
  59. } // namespace fundamentals_v1
  60. } // namespace experimental
  61. } // namespace std
  62.  
  63. #endif // __cplusplus <= 201103L
  64.  
  65. #endif // _GLIBCXX_EXPERIMENTAL_SYSTEM_ERROR
  66.