110d565efSmrg // std::collate implementation details, DragonFly version -*- C++ -*- 210d565efSmrg 3*ec02198aSmrg // Copyright (C) 2015-2020 Free Software Foundation, Inc. 410d565efSmrg // 510d565efSmrg // This file is part of the GNU ISO C++ Library. This library is free 610d565efSmrg // software; you can redistribute it and/or modify it under the 710d565efSmrg // terms of the GNU General Public License as published by the 810d565efSmrg // Free Software Foundation; either version 3, or (at your option) 910d565efSmrg // any later version. 1010d565efSmrg 1110d565efSmrg // This library is distributed in the hope that it will be useful, 1210d565efSmrg // but WITHOUT ANY WARRANTY; without even the implied warranty of 1310d565efSmrg // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1410d565efSmrg // GNU General Public License for more details. 1510d565efSmrg 1610d565efSmrg // Under Section 7 of GPL version 3, you are granted additional 1710d565efSmrg // permissions described in the GCC Runtime Library Exception, version 1810d565efSmrg // 3.1, as published by the Free Software Foundation. 1910d565efSmrg 2010d565efSmrg // You should have received a copy of the GNU General Public License and 2110d565efSmrg // a copy of the GCC Runtime Library Exception along with this program; 2210d565efSmrg // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 2310d565efSmrg // <http://www.gnu.org/licenses/>. 2410d565efSmrg 2510d565efSmrg // 2610d565efSmrg // ISO C++ 14882: 22.2.4.1.2 collate virtual functions 2710d565efSmrg // 2810d565efSmrg 2910d565efSmrg // Written by Benjamin Kosnik <bkoz@redhat.com> 3010d565efSmrg // Modified for DragonFly by John Marino <gnugcc@marino.st> 3110d565efSmrg 3210d565efSmrg #include <locale> 3310d565efSmrg #include <cstring> 3410d565efSmrg 3510d565efSmrg namespace std _GLIBCXX_VISIBILITY(default) 3610d565efSmrg { 3710d565efSmrg _GLIBCXX_BEGIN_NAMESPACE_VERSION 3810d565efSmrg 3910d565efSmrg // These are basically extensions to char_traits, and perhaps should 4010d565efSmrg // be put there instead of here. 4110d565efSmrg template<> 4210d565efSmrg int _M_compare(const char * __one,const char * __two) const4310d565efSmrg collate<char>::_M_compare(const char* __one, 4410d565efSmrg const char* __two) const throw() 4510d565efSmrg { 4610d565efSmrg int __cmp = strcoll_l(__one, __two, (locale_t)_M_c_locale_collate); 4710d565efSmrg return (__cmp >> (8 * sizeof (int) - 2)) | (__cmp != 0); 4810d565efSmrg } 4910d565efSmrg 5010d565efSmrg template<> 5110d565efSmrg size_t _M_transform(char * __to,const char * __from,size_t __n) const5210d565efSmrg collate<char>::_M_transform(char* __to, const char* __from, 5310d565efSmrg size_t __n) const throw() 5410d565efSmrg { return strxfrm_l(__to, __from, __n, (locale_t)_M_c_locale_collate); } 5510d565efSmrg 5610d565efSmrg #ifdef _GLIBCXX_USE_WCHAR_T 5710d565efSmrg template<> 5810d565efSmrg int _M_compare(const wchar_t * __one,const wchar_t * __two) const5910d565efSmrg collate<wchar_t>::_M_compare(const wchar_t* __one, 6010d565efSmrg const wchar_t* __two) const throw() 6110d565efSmrg { 6210d565efSmrg int __cmp = wcscoll_l(__one, __two, (locale_t)_M_c_locale_collate); 6310d565efSmrg return (__cmp >> (8 * sizeof (int) - 2)) | (__cmp != 0); 6410d565efSmrg } 6510d565efSmrg 6610d565efSmrg template<> 6710d565efSmrg size_t _M_transform(wchar_t * __to,const wchar_t * __from,size_t __n) const6810d565efSmrg collate<wchar_t>::_M_transform(wchar_t* __to, const wchar_t* __from, 6910d565efSmrg size_t __n) const throw() 7010d565efSmrg { return wcsxfrm_l(__to, __from, __n, (locale_t)_M_c_locale_collate); } 7110d565efSmrg #endif 7210d565efSmrg 7310d565efSmrg _GLIBCXX_END_NAMESPACE_VERSION 7410d565efSmrg } // namespace 75