1 // std::messages implementation details, GNU version -*- C++ -*- 2 3 // Copyright (C) 2001, 2002, 2005, 2009 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 // 26 // ISO C++ 14882: 22.2.7.1.2 messages virtual functions 27 // 28 29 // Written by Benjamin Kosnik <bkoz@redhat.com> 30 31 #include <locale> 32 #include <bits/c++locale_internal.h> 33 34 _GLIBCXX_BEGIN_NAMESPACE(std) 35 36 // Specializations. 37 template<> 38 string 39 messages<char>::do_get(catalog, int, int, const string& __dfault) const 40 { 41 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) 42 __c_locale __old = __uselocale(_M_c_locale_messages); 43 const char* __msg = const_cast<const char*>(gettext(__dfault.c_str())); 44 __uselocale(__old); 45 return string(__msg); 46 #else 47 char* __old = setlocale(LC_ALL, NULL); 48 const size_t __len = strlen(__old) + 1; 49 char* __sav = new char[__len]; 50 memcpy(__sav, __old, __len); 51 setlocale(LC_ALL, _M_name_messages); 52 const char* __msg = gettext(__dfault.c_str()); 53 setlocale(LC_ALL, __sav); 54 delete [] __sav; 55 return string(__msg); 56 #endif 57 } 58 59 #ifdef _GLIBCXX_USE_WCHAR_T 60 template<> 61 wstring 62 messages<wchar_t>::do_get(catalog, int, int, const wstring& __dfault) const 63 { 64 # if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) 65 __c_locale __old = __uselocale(_M_c_locale_messages); 66 char* __msg = gettext(_M_convert_to_char(__dfault)); 67 __uselocale(__old); 68 return _M_convert_from_char(__msg); 69 # else 70 char* __old = setlocale(LC_ALL, NULL); 71 const size_t __len = strlen(__old) + 1; 72 char* __sav = new char[__len]; 73 memcpy(__sav, __old, __len); 74 setlocale(LC_ALL, _M_name_messages); 75 char* __msg = gettext(_M_convert_to_char(__dfault)); 76 setlocale(LC_ALL, __sav); 77 delete [] __sav; 78 return _M_convert_from_char(__msg); 79 # endif 80 } 81 #endif 82 83 _GLIBCXX_END_NAMESPACE 84