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  1. // std::tr1::hash definitions -*- C++ -*-
  2.  
  3. // Copyright (C) 2007-2015 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. #define _GLIBCXX_USE_CXX11_ABI 0
  26. #include <string>
  27. #include <tr1/functional>
  28.  
  29. #include "hash-long-double-tr1-aux.cc"
  30.  
  31. namespace std _GLIBCXX_VISIBILITY(default)
  32. {
  33.   namespace tr1
  34.   {
  35. #ifndef _GLIBCXX_LONG_DOUBLE_COMPAT_IMPL
  36.   template<>
  37.     size_t
  38.     hash<string>::operator()(string __s) const
  39.     { return _Fnv_hash::hash(__s.data(), __s.length()); }
  40.  
  41.   template<>
  42.     size_t
  43.     hash<const string&>::operator()(const string& __s) const
  44.     { return _Fnv_hash::hash(__s.data(), __s.length()); }
  45.  
  46. #ifdef _GLIBCXX_USE_WCHAR_T
  47.   template<>
  48.     size_t
  49.     hash<wstring>::operator()(wstring __s) const
  50.     { return _Fnv_hash::hash(__s.data(), __s.length() * sizeof(wchar_t)); }
  51.  
  52.   template<>
  53.     size_t
  54.     hash<const wstring&>::operator()(const wstring& __s) const
  55.     { return _Fnv_hash::hash(__s.data(), __s.length() * sizeof(wchar_t)); }
  56. #endif
  57. #endif
  58.   }
  59. }
  60.