| // 2003-05-03 Petur Runolfsson <peturr02@ru.is> |
| |
| // Copyright (C) 2003 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 27.8.1.4 Overridden virtual functions |
| |
| #include <locale> |
| #include <fstream> |
| #include <cctype> |
| #include <testsuite_hooks.h> |
| |
| class Cvt_to_upper : public std::codecvt<char, char, std::mbstate_t> |
| { |
| typedef std::codecvt<char, char, std::mbstate_t> Base; |
| |
| public: |
| explicit Cvt_to_upper(std::size_t refs = 0) |
| : Base(refs) |
| { } |
| |
| protected: |
| virtual result |
| do_in(state_type&, |
| const extern_type* from, const extern_type* from_end, |
| const extern_type*& from_next, |
| intern_type* to, intern_type* to_end, |
| intern_type*& to_next) const |
| { |
| while (from < from_end && to < to_end) |
| *to++ = std::toupper(*from++); |
| |
| to_next = to; |
| from_next = from; |
| return from == from_end ? ok : partial; |
| } |
| |
| virtual bool |
| do_always_noconv() const throw() |
| { |
| return false; |
| } |
| }; |
| |
| // libstdc++/9027 |
| void test01() |
| { |
| using namespace std; |
| |
| bool test __attribute__((unused)) = true; |
| const char* name = "filebuf_virtuals-1.txt"; |
| locale loc (locale::classic(), new Cvt_to_upper); |
| |
| filebuf fbin; |
| fbin.pubimbue(loc); |
| fbin.open(name, ios_base::in); |
| |
| int c; |
| while ((c = fbin.sbumpc()) != EOF) |
| { |
| VERIFY( !islower(c) ); |
| } |
| |
| fbin.close(); |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |