1// { dg-require-namedlocale "" } 2 3// 2003-02-06 Petur Runolfsson <peturr02@ru.is> 4 5// Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009 Free Software Foundation 6// 7// This file is part of the GNU ISO C++ Library. This library is free 8// software; you can redistribute it and/or modify it under the 9// terms of the GNU General Public License as published by the 10// Free Software Foundation; either version 3, or (at your option) 11// any later version. 12 13// This library is distributed in the hope that it will be useful, 14// but WITHOUT ANY WARRANTY; without even the implied warranty of 15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16// GNU General Public License for more details. 17 18// You should have received a copy of the GNU General Public License along 19// with this library; see the file COPYING3. If not see 20// <http://www.gnu.org/licenses/>. 21 22// 22.2.1.5 - Template class codecvt [lib.locale.codecvt] 23 24#include <locale> 25#include <cstring> 26#include <testsuite_hooks.h> 27 28// Need to explicitly set the state(mbstate_t) to zero. 29// How to do this is not specified by the ISO C99 standard, so we 30// might need to add some operators to make the intuiative case 31// work: 32// w_codecvt::state_type state00; 33// state00 = 0; 34// or, can use this explicit "C" initialization: 35// w_codecvt::state_type state01 = {0, 0}; 36// .. except Ulrich says: Use memset. Always use memset. Feel the force... 37void 38zero_state(std::mbstate_t& state) 39{ std::memset(&state, 0, sizeof(std::mbstate_t)); } 40 41// Required instantiation 42// codecvt<wchar_t, char, mbstate_t> 43void test02() 44{ 45 using namespace std; 46 typedef codecvt<wchar_t, char, mbstate_t> w_codecvt; 47 typedef char ext_type; 48 49 bool test __attribute__((unused)) = true; 50 const ext_type* e_lit = 51 "\x1\x2\x3\x4\x5\x6\x7\x8\x9\xa\xb\xc\xd\xe\xf\x10\x11\x12\x13" 52 "\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x20!\"#$%&" 53 "'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`" 54 "abcdefghijklmnopqrstuvwxyz{|}~\x7f\x80\x81\x82\x83\x84\x85\x86" 55 "\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95" 56 "\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4" 57 "\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3" 58 "\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2" 59 "\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1" 60 "\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0" 61 "\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef" 62 "\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe" 63 "\xff"; 64 int size = strlen(e_lit); 65 66 locale loc = locale("en_US.ISO-8859-1"); 67 locale::global(loc); 68 const w_codecvt* cvt = &use_facet<w_codecvt>(loc); 69 70 w_codecvt::state_type state01; 71 zero_state(state01); 72 int i = cvt->length(state01, e_lit, e_lit + size, 5); 73 VERIFY( i == 5 ); 74 75 w_codecvt::state_type state02; 76 zero_state(state02); 77 int j = cvt->length(state02, e_lit, e_lit + size, size); 78 VERIFY( j == size ); 79 80 w_codecvt::state_type state03; 81 zero_state(state03); 82 int k = cvt->length(state03, e_lit, e_lit + size, size * 2); 83 VERIFY( k == size ); 84} 85 86int main () 87{ 88 test02(); 89 return 0; 90} 91