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ac3cadf0 PC |
1 | // 2004-02-14 Petur Runolfsson <peturr02@ru.is> |
2 | ||
3 | // Copyright (C) 2004 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 2, 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 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING. If not, write to the Free | |
18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
19 | // USA. | |
20 | ||
21 | // 27.8.1.4 Overridden virtual functions | |
22 | ||
23 | #include <fstream> | |
24 | #include <locale> | |
25 | ||
26 | class Cvt : public std::codecvt<wchar_t, char, std::mbstate_t> | |
27 | { | |
28 | protected: | |
29 | virtual std::codecvt_base::result | |
30 | do_out(std::mbstate_t&, const wchar_t* from, const wchar_t*, | |
31 | const wchar_t*& from_next, char* to, char*, | |
32 | char*& to_next) const | |
33 | { | |
34 | from_next = from; | |
35 | to_next = to; | |
36 | return std::codecvt_base::error; | |
37 | } | |
38 | ||
39 | virtual bool | |
40 | do_always_noconv() const throw() | |
41 | { return false; } | |
42 | }; | |
43 | ||
44 | // libstdc++/13858 | |
45 | void test01() | |
46 | { | |
47 | using namespace std; | |
48 | ||
49 | wfilebuf fb; | |
50 | fb.pubimbue(locale(locale::classic(), new Cvt)); | |
51 | fb.open("tmp_13858_wchar_t", ios_base::out); | |
52 | ||
53 | try | |
54 | { | |
55 | fb.sputc(L'a'); | |
56 | fb.sputc(L'b'); | |
57 | fb.pubimbue(locale::classic()); | |
58 | fb.sputc(L'c'); | |
59 | fb.pubsync(); | |
60 | fb.close(); | |
61 | } | |
62 | catch (exception&) | |
63 | { | |
64 | } | |
65 | } | |
66 | ||
67 | int main() | |
68 | { | |
69 | test01(); | |
70 | return 0; | |
71 | } |