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fd63f08b | 1 | // 2003-05-03 Petur Runolfsson <peturr02@ru.is> |
2 | ||
f1717362 | 3 | // Copyright (C) 2003-2016 Free Software Foundation, Inc. |
fd63f08b | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
fd63f08b | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
fd63f08b | 19 | |
20 | // 27.8.1.4 Overridden virtual functions | |
21 | ||
22 | #include <locale> | |
23 | #include <fstream> | |
24 | #include <cctype> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | class Cvt_to_upper : public std::codecvt<char, char, std::mbstate_t> | |
28 | { | |
29 | typedef std::codecvt<char, char, std::mbstate_t> Base; | |
30 | ||
31 | public: | |
32 | explicit Cvt_to_upper(std::size_t refs = 0) | |
33 | : Base(refs) | |
34 | { } | |
35 | ||
36 | protected: | |
37 | virtual result | |
38 | do_in(state_type&, | |
39 | const extern_type* from, const extern_type* from_end, | |
40 | const extern_type*& from_next, | |
41 | intern_type* to, intern_type* to_end, | |
42 | intern_type*& to_next) const | |
43 | { | |
44 | while (from < from_end && to < to_end) | |
45 | *to++ = std::toupper(*from++); | |
46 | ||
47 | to_next = to; | |
48 | from_next = from; | |
49 | return from == from_end ? ok : partial; | |
50 | } | |
51 | ||
52 | virtual bool | |
53 | do_always_noconv() const throw() | |
54 | { | |
55 | return false; | |
56 | } | |
57 | }; | |
58 | ||
59 | // libstdc++/9027 | |
60 | void test01() | |
61 | { | |
62 | using namespace std; | |
63 | ||
f8ef786c | 64 | bool test __attribute__((unused)) = true; |
fd63f08b | 65 | const char* name = "filebuf_virtuals-1.txt"; |
66 | locale loc (locale::classic(), new Cvt_to_upper); | |
67 | ||
68 | filebuf fbin; | |
69 | fbin.pubimbue(loc); | |
70 | fbin.open(name, ios_base::in); | |
71 | ||
72 | int c; | |
73 | while ((c = fbin.sbumpc()) != EOF) | |
74 | { | |
75 | VERIFY( !islower(c) ); | |
76 | } | |
77 | ||
78 | fbin.close(); | |
79 | } | |
80 | ||
81 | int main() | |
82 | { | |
83 | test01(); | |
84 | return 0; | |
85 | } |